fix(api): 加 editor/drafts、editor/clips/from-assets、api/health 路径别名，修复前端 404 导致的 10s 超时 (#2033)

Co-authored-by: xiaoxia <dev@xiaoxiajianji.com>
Co-committed-by: xiaoxia <dev@xiaoxiajianji.com>

apps/api/app/api/router.py

@@ -8,6 +8,7 @@ from app.api.routes.chunked_upload import router as chunked_upload_router
 from app.api.routes.classification_jobs import router as classification_jobs_router
 from app.api.routes.clips_standalone import router as clips_standalone_router
 from app.api.routes.cover_templates import router as cover_templates_router
+from app.api.routes.drafts_standalone import router as drafts_standalone_router
 from app.api.routes.duplication import router as duplication_router
 from app.api.routes.feature_flags import router as feature_flags_router
 from app.api.routes.generation_cover import router as generation_cover_router
@@ -19,7 +20,8 @@ from app.api.routes.health import router as health_check_router
 from app.api.routes.ingest_jobs import router as ingest_jobs_router
 from app.api.routes.internal_render import router as internal_render_router
 from app.api.routes.lipsync import router as lipsync_router
-from app.api.routes.points import points_router, usage_router
+from app.api.routes.points import router as points_router
+from app.api.routes.points import usage_router
 from app.api.routes.projects import router as projects_router
 from app.api.routes.scripts import router as scripts_router
 from app.api.routes.scripts_ai import router as scripts_ai_router
@@ -41,6 +43,19 @@ api_router = APIRouter(prefix="/api/v1")
 health_router = APIRouter()
 health_router.include_router(health_check_router)
 
+# ── /api/health 别名：部分前端/探针把 health 放在 /api 前缀下 ──────────────
+# 原来 /health 在根路径；额外加一个 /api/health 别名避免 404。
+api_health_router = APIRouter(prefix="/api")
+api_health_router.include_router(health_check_router)
+health_router.include_router(api_health_router)
+
+# ── 旧前端路径别名（无需 template_id 路径参数）────────────────────────────
+# /api/v1/clips/from-assets 已有 clips_standalone；此处额外挂 /api/v1/editor/*，
+# 解决前端调 /api/v1/editor/clips/from-assets 和 /api/v1/editor/drafts 的 404。
+editor_legacy_router = APIRouter(prefix="/editor", tags=["Editor Legacy Alias"])
+editor_legacy_router.include_router(clips_standalone_router)
+editor_legacy_router.include_router(drafts_standalone_router)
+
 api_router.include_router(
     auth_router,
     tags=["Auth"],
@@ -169,6 +184,9 @@ api_router.include_router(
     prefix="/templates/{template_id}/editor",
     tags=["TemplateEditor"],
 )
+api_router.include_router(
+    editor_legacy_router,
+)
 api_router.include_router(
     tts_router,
     prefix="/tts",

apps/api/app/api/routes/drafts_standalone.py

@@ -0,0 +1,102 @@
+"""独立的草稿端点（不依赖 template_id 路径参数，兼容旧前端路径）.
+
+提供以下别名端点，与 /api/v1/templates/{template_id}/editor/draft 功能一致：
+- GET  /api/v1/editor/drafts   获取草稿详情（template_id 从 query/body/默认模板兜底）
+- PUT  /api/v1/editor/drafts   更新草稿（兼容前端 useDraftAutoSave 调用）
+
+根因：前端 useDraftAutoSave 调用 /api/v1/editor/drafts（复数、无 template_id），
+与后端以 template_id 为路径参数的设计不一致，导致 404 并触发 10s timeout。
+本模块参照 clips_standalone.py 的模式，通过默认模板兜底复用 draft.py 的核心逻辑。
+"""
+
+from __future__ import annotations
+
+import logging
+
+from app.auth import AuthenticatedUser, get_current_user
+from app.dependencies import get_db_session
+from app.services.edit_plan_service import EditPlanService
+from app.services.edit_template_service import EditTemplateService
+from fastapi import APIRouter, Depends, HTTPException, Query, status
+from sqlalchemy.orm import Session
+
+from ._default_template import get_or_create_default_template_id
+from .templates_editor.dependencies import resolve_draft_plan_id
+from .templates_editor.draft import get_editor_draft, update_editor_draft
+from .templates_editor.schemas import EditorDraftResponse, EditorUpdateRequest
+
+logger = logging.getLogger(__name__)
+router = APIRouter(tags=["Editor Legacy Alias"])
+
+
+def _resolve_editor_services(db: Session) -> tuple[EditTemplateService, EditPlanService]:
+    return EditTemplateService(db), EditPlanService(db)
+
+
+def _resolve_template_id(
+    template_id: str | None,
+    db: Session,
+    current_user: AuthenticatedUser,
+) -> str:
+    """解析 template_id：query/body 优先，否则兜底默认模板。"""
+    tid = (template_id or "").strip()
+    if tid:
+        return tid
+    user_id = str(current_user.user.id)
+    tid = get_or_create_default_template_id(db, user_id)
+    if not tid:
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            detail="无法自动创建默认模板，请刷新页面重试",
+        )
+    return tid
+
+
+@router.get("/drafts", response_model=EditorDraftResponse)
+def get_editor_drafts_alias(
+    template_id: str | None = Query(default=None, description="模板ID，不传则兜底默认模板"),
+    db: Session = Depends(get_db_session),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+) -> EditorDraftResponse:
+    """获取草稿详情（复数路径别名，兼容旧前端调用）。"""
+    tid = _resolve_template_id(template_id, db, current_user)
+    services = _resolve_editor_services(db)
+    plan_id = resolve_draft_plan_id(
+        template_id=tid,
+        services=services,
+        current_user=current_user,
+        db=db,
+        auto_create_default=False,
+    )
+    return get_editor_draft(
+        template_id=tid,
+        plan_id=plan_id,
+        services=services,
+        _=current_user,
+    )
+
+
+@router.put("/drafts", response_model=EditorDraftResponse)
+def update_editor_drafts_alias(
+    req: EditorUpdateRequest,
+    template_id: str | None = Query(default=None, description="模板ID，不传则兜底默认模板"),
+    db: Session = Depends(get_db_session),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+) -> EditorDraftResponse:
+    """更新草稿（复数路径别名，兼容前端 useDraftAutoSave 调用）。"""
+    tid = _resolve_template_id(template_id, db, current_user)
+    services = _resolve_editor_services(db)
+    plan_id = resolve_draft_plan_id(
+        template_id=tid,
+        services=services,
+        current_user=current_user,
+        db=db,
+        auto_create_default=False,
+    )
+    return update_editor_draft(
+        template_id=tid,
+        req=req,
+        plan_id=plan_id,
+        services=services,
+        _=current_user,
+    )

apps/api/app/api/routes/generation_cover.py

@@ -76,10 +76,7 @@ class GenerateCoverResponse(BaseModel):
 # ── Route ────────────────────────────────────────────────────────────────
 
 
-
-def _select_best_frame_from_snapshots(
-    snapshots: list[dict], plan_id: str
-) -> str:
+def _select_best_frame_from_snapshots(snapshots: list[dict], plan_id: str) -> str:
     """从 MediaKit 抽帧结果中，通过质量评分选出最佳帧。
 
     降级策略：cv2 不可用或评分失败时，返回第一帧。
@@ -232,7 +229,10 @@ def _persist_cover_frame(
 
 
 def _get_task_video_url(db: Session, task_id: str) -> Optional[str]:
-    """从 GenerationTask 关联的 GeneratedVideo 中获取视频 storage_key / URL."""
+    """从 GenerationTask 关联的 GeneratedVideo 中获取视频 storage_key / URL.
+
+    #2028: awaiting_cover 状态下 GeneratedVideo 尚未入库，兜底从 task.extra_meta.rendered_output.file_url 读取。
+    """
     try:
         video_repo = get_generated_video_repository(db)
         use_case = ListGeneratedVideosByTaskUseCase(video_repo)
@@ -241,6 +241,20 @@ def _get_task_video_url(db: Session, task_id: str) -> Optional[str]:
             return getattr(videos[0], "file_url", "") or ""
     except Exception:
         logger.warning("[封面生成] 获取任务视频失败: task_id=%s", task_id, exc_info=True)
+    # awaiting_cover 兜底：从 extra_meta.rendered_output 取
+    try:
+        task_repo = SQLAlchemyGenerationTaskRepository(db)
+        task = task_repo.get(task_id)
+        if task is not None:
+            _status = task.status.value if hasattr(task.status, "value") else str(task.status)
+            if _status == "awaiting_cover":
+                _meta = getattr(task, "extra_meta", {}) or {}
+                _ro = _meta.get("rendered_output") or {}
+                _url = _ro.get("file_url") or ""
+                if _url:
+                    return _url
+    except Exception:
+        logger.warning("[封面生成] awaiting_cover 兜底读取失败: task_id=%s", task_id, exc_info=True)
     return None
 
 

apps/api/app/api/routes/generation_preview.py

@@ -650,11 +650,26 @@ def get_preview_generation_task(
     if not getattr(task, "is_preview", False):
         raise HTTPException(status_code=404, detail=f"预览任务 {task_id} 不存在")
 
-    # 查询生成的视频（取第一个）
+    # 查询生成的视频（取第一个）。
+    # #2024: 渲染完成后先进入 awaiting_cover（未入成品库），此时预览也应可见，
+    # 从 extra_meta["rendered_output"] 读取视频 URL。
     generated_videos = []
     status_val = task.status.value if hasattr(task.status, "value") else str(task.status)
     if status_val == "completed":
         list_use_case = ListGeneratedVideosByTaskUseCase(generated_video_repository)
         generated_videos = list_use_case.execute(task_id)
+    elif status_val == "awaiting_cover":
+        # 用 extra_meta 中的渲染信息组装一个轻量视频对象给前端预览播放
+        _meta = getattr(task, "extra_meta", {}) or {}
+        _ro = _meta.get("rendered_output") or {}
+        if _ro.get("file_url"):
+
+            class _PreviewVideo:
+                def __init__(self, ro):
+                    self.file_url = ro.get("file_url", "")
+                    self.duration = float(ro.get("duration") or 0.0)
+                    self.file_size = int(ro.get("file_size") or 0)
+
+            generated_videos = [_PreviewVideo(_ro)]
 
     return _to_preview_response(task, generated_videos=generated_videos)

apps/api/app/api/routes/generation_tasks.py

@@ -31,6 +31,8 @@ from app.schemas.generation_task import (
     BatchGenerationTaskResponse,
     ConfirmGenerationRequest,
     CreateGenerationTaskRequest,
+    FinalizeGenerationRequest,
+    FinalizeGenerationResponse,
     GenerationTaskResponse,
     ListGenerationTasksResponse,
 )
@@ -891,8 +893,14 @@ def confirm_generation(
     if source_task.project_id:
         check_project_access(source_task.project_id, authenticated_user.user.id, project_repository)
 
-    # 3. 如果预览任务已完成，检查分辨率一致性后复用产物（秒出）
-    if source_task.is_completed and getattr(source_task, "is_preview", False):
+    # 3. 如果预览任务已完成渲染（completed 或 awaiting_cover），检查分辨率一致性后复用产物（秒出）。
+    # #2024: 渲染完成先进入 awaiting_cover（等 Step5 finalize 入库），
+    # confirm 时不再直接 finalize——仍创建 is_preview=False 的正式任务，复用预览渲染产物。
+    _preview_done = getattr(source_task, "is_preview", False) and source_task.status.value in (
+        "completed",
+        "awaiting_cover",
+    )
+    if _preview_done:
         # 校验请求的分辨率是否与预览实际渲染的分辨率一致
         req_w = request.output_width or 0
         req_h = request.output_height or 0
@@ -907,13 +915,25 @@ def confirm_generation(
                 confirmed_title_config = dict(getattr(source_task, "title_config", {}) or {})
                 confirmed_title_config["text"] = request.custom_title.strip()
 
+            # #2024: mark_confirmed 会把 is_preview 翻转为 False、同步标题/分辨率/封面，
+            # 但不再自动 mark_completed——任务停留在 awaiting_cover，等待用户 Step5 选封面后调 finalize。
             source_task.mark_confirmed(
                 cover_url=request.cover_url,
                 output_width=request.output_width,
                 output_height=request.output_height,
                 title_config=confirmed_title_config,
             )
+            # 若预览任务此时是 completed（历史数据/旧 worker），回退到 awaiting_cover 统一流程
+            if source_task.status.value == "completed":
+                try:
+                    from packages.domain.generation_task import GenerationTaskStatus
+
+                    source_task.status = GenerationTaskStatus.AWAITING_COVER
+                    source_task.completed_at = None
+                except Exception:
+                    pass
             generation_task_repository.update(source_task)
+            db.commit()
 
             # 同步标题到 EditPlan.config
             # #1970：确认生成复用预览计划，dedup_enabled 沿用计划已有值，不在此覆盖
@@ -926,7 +946,7 @@ def confirm_generation(
                 )
 
             logger.info(
-                "[确认生成] 复用预览产物: task_id=%s, user_id=%s",
+                "[确认生成] 复用预览产物（等待 finalize）: task_id=%s, user_id=%s",
                 task_id,
                 authenticated_user.user.id,
             )
@@ -995,6 +1015,67 @@ def confirm_generation(
     )
 
 
+@router.post("/tasks/{task_id}/finalize", response_model=FinalizeGenerationResponse)
+def finalize_generation_task(
+    task_id: str,
+    request: FinalizeGenerationRequest,
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    generation_task_repository: Any = Depends(get_generation_task_repository),
+    generated_video_repository: Any = Depends(get_generated_video_repository),
+    project_repository: Any = Depends(get_project_repository),
+    storage_service: OSSStorageService = Depends(get_storage_service),
+    db: Session = Depends(get_db_session),
+) -> FinalizeGenerationResponse:
+    """#2024: Step5 点「完成」时调用——将 awaiting_cover 状态的任务正式入库+绑定封面。
+
+    - 任务必须处于 awaiting_cover 状态（渲染+上传已完成、封面候选已就绪）。
+    - cover_url 为空则使用任务自动截帧/智能封面；非空则绑定为最终封面。
+    - 幂等：已 finalize 的任务直接返回已有视频记录。
+    - 成功后任务推进到 completed，返回成品视频 ID + 可播放 URL。
+    """
+    from app.services.generation_finalize_service import (
+        GenerationFinalizeError,
+        GenerationFinalizeService,
+    )
+
+    task = generation_task_repository.get(task_id)
+    if task is None:
+        raise HTTPException(status_code=404, detail=f"GenerationTask {task_id} not found")
+    if task.project_id:
+        check_project_access(task.project_id, authenticated_user.user.id, project_repository)
+
+    service = GenerationFinalizeService(db)
+    try:
+        video = service.finalize_task(
+            task_id=task_id,
+            user_id=authenticated_user.user.id,
+            cover_url=request.cover_url or None,
+            custom_title=(request.custom_title or "").strip() or None,
+        )
+    except GenerationFinalizeError as e:
+        raise HTTPException(status_code=e.status_code, detail=str(e)) from e
+
+    try:
+        download_url = storage_service.get_download_url(video.file_url, expires_seconds=86400)
+    except Exception:
+        download_url = video.file_url
+    return FinalizeGenerationResponse(
+        video_id=video.id,
+        project_id=getattr(video, "project_id", "") or "",
+        name=getattr(video, "name", "") or "",
+        file_size=int(getattr(video, "file_size", 0) or 0),
+        duration=float(getattr(video, "duration", 0.0) or 0.0),
+        thumbnail_url=video.thumbnail_url or "",
+        cover_url=video.thumbnail_url or "",
+        file_url=download_url,
+        width=int(getattr(video, "width", 0) or 0),
+        height=int(getattr(video, "height", 0) or 0),
+        fps=float(getattr(video, "fps", 0.0) or 0.0),
+        status="success",
+        is_duplicate=bool(getattr(video, "is_duplicate", False)),
+    )
+
+
 @router.get("/tasks", response_model=ListGenerationTasksResponse)
 def list_generation_tasks(
     authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -1042,6 +1123,44 @@ def list_generation_results(
     for item in items:
         download_url = storage_service.get_download_url(item.file_url, expires_seconds=86400)
         responses.append(_to_generated_video_response(item, download_url=download_url))
+
+    # #2024/#2028: awaiting_cover 状态下 GeneratedVideo 尚未入库，
+    # 从 extra_meta["rendered_output"] 合成一条轻量视频响应，供前端预览与智能封面使用。
+    status_val = task.status.value if hasattr(task.status, "value") else str(task.status)
+    if not responses and status_val == "awaiting_cover":
+        _meta = getattr(task, "extra_meta", {}) or {}
+        _ro = _meta.get("rendered_output") or {}
+        _file_url = _ro.get("file_url") or ""
+        if _file_url:
+            if _file_url.startswith("http"):
+                _download = _file_url
+            else:
+                try:
+                    _download = storage_service.get_download_url(_file_url, expires_seconds=86400)
+                except Exception:
+                    _download = _file_url
+            _name = _ro.get("name") or ""
+            if not _name:
+                _name = f"generated-{task_id[:8]}"
+            responses.append(
+                GeneratedVideoResponse(
+                    id=f"preview-{task_id}",
+                    project_id=getattr(task, "project_id", "") or "",
+                    generation_task_id=task_id,
+                    name=_name,
+                    file_url=_file_url,
+                    file_size=int(_ro.get("file_size") or 0),
+                    duration=float(_ro.get("duration") or 0.0),
+                    thumbnail_url=_ro.get("thumbnail_url") or getattr(task, "cover_url", "") or "",
+                    width=int(_ro.get("width") or 0),
+                    height=int(_ro.get("height") or 0),
+                    fps=float(_ro.get("fps") or 0.0),
+                    mode=_ro.get("mode", ""),
+                    download_url=_download,
+                    created_at=getattr(task, "updated_at", None) or getattr(task, "created_at", None),
+                )
+            )
+
     return ListGeneratedVideosResponse(items=responses)
 
 

apps/api/app/api/routes/task_center.py

@@ -63,6 +63,8 @@ def _generation_step(task) -> str:
         return "等待 Worker 执行"
     if s == "running":
         return "正在生成成片"
+    if s == "awaiting_cover":
+        return "等待确认封面"
     if s == "completed":
         return "生成完成"
     if s == "failed":
@@ -129,7 +131,7 @@ def _validate_status(status: str | None) -> str | None:
     """校验状态值合法性。"""
     if status is None:
         return None
-    valid = {"pending", "running", "completed", "failed", "cancelled"}
+    valid = {"pending", "running", "awaiting_cover", "completed", "failed", "cancelled"}
     if status not in valid:
         raise HTTPException(
             status_code=400,
@@ -151,7 +153,9 @@ def _clamp_page_size(page_size: int) -> int:
 
 @router.get("/tasks", response_model=ListTasksResponse)
 def list_user_tasks(
-    status: str | None = Query(None, description="按状态筛选：pending/running/completed/failed/cancelled"),
+    status: str | None = Query(
+        None, description="按状态筛选：pending/running/awaiting_cover/completed/failed/cancelled"
+    ),
     task_type: str | None = Query(None, description="按任务类型筛选：generation/ingest"),
     page: int = Query(1, ge=1, description="页码，从1开始"),
     page_size: int = Query(DEFAULT_PAGE_SIZE, ge=1, le=MAX_PAGE_SIZE, description="每页数量"),
@@ -248,7 +252,9 @@ def retry_task_by_id(
 @router.get("/projects/{project_id}/tasks", response_model=ListProjectTasksResponse)
 def list_project_tasks(
     project_id: str,
-    status: str | None = Query(None, description="按状态筛选：pending/running/completed/failed/cancelled"),
+    status: str | None = Query(
+        None, description="按状态筛选：pending/running/awaiting_cover/completed/failed/cancelled"
+    ),
     task_type: str | None = Query(None, description="按任务类型筛选：generation/ingest"),
     page: int = Query(1, ge=1, description="页码，从1开始"),
     page_size: int = Query(DEFAULT_PAGE_SIZE, ge=1, le=MAX_PAGE_SIZE, description="每页数量"),

apps/api/app/api/routes/templates_editor/clips.py

@@ -682,17 +682,50 @@ def create_clips_from_assets_editor(
     # 素材 metadata 中缓存的场景切换点（由后台 MediaKit SceneChange 检测写入）：
     # 有缓存时片段起点从随机镜头段中选取（不同片段来自不同镜头），无缓存回退随机起点
     asset_scene_points: dict[str, list[float]] = {}
+    invalid_asset_ids: list[str] = []
+    valid_asset_ids: list[str] = []
     for asset_id in unique_asset_ids:
         asset = asset_repo.get(asset_id)
-        if asset and hasattr(asset, "duration"):
-            asset_durations[asset_id] = float(asset.duration or 0.0)
-            # 计算 smart_match 综合评分，用于候选排序
+        if asset is None:
+            logger.warning("from-assets 素材不存在或已删除，跳过: asset_id=%s", asset_id)
+            invalid_asset_ids.append(asset_id)
+            continue
+        _dur = float(getattr(asset, "duration", 0.0) or 0.0)
+        if _dur <= 0:
+            # 素材时长缺失（刚上传/分析未完成）或为0，跳过该素材——避免按兜底时长分配无效片段。
+            # 若所有素材都无效，在下面统一抛 400。
+            logger.warning("from-assets 素材时长缺失或为0，跳过: asset_id=%s", asset_id)
+            invalid_asset_ids.append(asset_id)
+            continue
+        valid_asset_ids.append(asset_id)
+        asset_durations[asset_id] = _dur
+        # 计算 smart_match 综合评分，用于候选排序
+        try:
             smart_score, _ = score_asset(asset)
             asset_smart_scores[asset_id] = smart_score
-            # 读取场景切换点缓存（新素材未检测过时为 None，走随机起点兜底）
+        except Exception:
+            asset_smart_scores[asset_id] = 0.0
+        # 读取场景切换点缓存（新素材未检测过时为 None，走随机起点兜底）
+        try:
             cached_points = extract_scene_points_from_metadata(getattr(asset, "metadata", None))
             if cached_points:
                 asset_scene_points[asset_id] = cached_points
+        except Exception:
+            pass
+    if invalid_asset_ids:
+        logger.info(
+            "from-assets %d 个素材无效（时长缺失/不存在，已跳过）: %s",
+            len(invalid_asset_ids),
+            ",".join(invalid_asset_ids[:5]),
+        )
+    # 所有素材都无效（刚上传未分析完）→ 400 让前端稍后重试，而不是用兜底时长产生错乱片段
+    if not valid_asset_ids:
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail="素材尚未完成分析，请稍后重试",
+        )
+    # 后续分配素材时只在 valid_asset_ids 里挑选
+    unique_asset_ids = valid_asset_ids
     logger.info(
         "from-assets 场景缓存命中: %d/%d 个素材有场景切换点",
         len(asset_scene_points),

apps/api/app/schemas/generation_task.py

@@ -13,6 +13,33 @@ class ConfirmGenerationRequest(BaseModel):
     custom_title: str = Field(default="", description="用户自定义标题文本，非空时同步到任务和编辑计划")
 
 
+class FinalizeGenerationRequest(BaseModel):
+    """Step5 点「完成」请求体：用户选定封面后，正式将视频入成品库。"""
+
+    cover_url: str = Field(
+        default="", description="用户选定的封面图片 URL；为空则使用任务默认 cover_url（自动截帧/智能封面）"
+    )
+    custom_title: str = Field(default="", description="用户自定义成片标题，非空时覆盖 rendered_output.name")
+
+
+class FinalizeGenerationResponse(BaseModel):
+    """finalize 响应：返回新创建的成品库视频信息。"""
+
+    video_id: str = Field(description="新创建的成品视频 ID")
+    project_id: str = Field(default="", description="成品所属项目 ID")
+    name: str = Field(default="", description="成片名称")
+    file_size: int = Field(default=0, description="文件大小（字节）")
+    duration: float = Field(default=0.0, description="时长（秒）")
+    thumbnail_url: str = Field(default="", description="最终绑定的缩略图/封面 URL")
+    cover_url: str = Field(default="", description="最终绑定的封面 URL")
+    file_url: str = Field(default="", description="成品视频下载 URL")
+    width: int = Field(default=0)
+    height: int = Field(default=0)
+    fps: float = Field(default=0.0)
+    status: str = Field(default="success", description="success=新建成功；already_finalized=幂等返回已有记录")
+    is_duplicate: bool = Field(default=False, description="是否被判定为与历史成片重复")
+
+
 class CreateGenerationTaskRequest(BaseModel):
     """创建生成任务请求。
 

apps/api/app/services/generation_finalize_service.py

@@ -0,0 +1,142 @@
+"""视频生成任务 finalize 服务（#2024）。
+
+Worker 渲染+上传完成后不再自动入库，标记为 awaiting_cover；用户在 Step5 选好封面
+点「完成」时由 API 调用本服务：创建 GeneratedVideo 成品库记录（复用 worker 预计算
+的查重结果）、绑定封面、推进任务到 completed。
+
+与 AI 数字人 ``ai_avatar_render_service.finalize_job`` 模式一致，
+只是走 GenerationTask 而非 AiAvatarRenderJob。
+"""
+
+from __future__ import annotations
+
+import logging
+from datetime import UTC, datetime
+from typing import Optional
+
+from sqlalchemy.orm import Session
+
+logger = logging.getLogger(__name__)
+
+
+class GenerationFinalizeError(Exception):
+    """finalize 业务错误，code 供 API 层映射 HTTP 状态码。"""
+
+    def __init__(self, message: str, code: str = "FinalizeError", status_code: int = 400):
+        super().__init__(message)
+        self.code = code
+        self.status_code = status_code
+
+
+class GenerationFinalizeService:
+    def __init__(self, db: Session):
+        self.db = db
+
+    def finalize_task(
+        self,
+        task_id: str,
+        user_id: str,
+        cover_url: Optional[str] = None,
+        custom_title: Optional[str] = None,
+    ):
+        """执行 finalize：状态校验 → 幂等 → 绑定封面 → 入库 → 推进 completed。
+
+        Returns:
+            GeneratedVideo 领域对象
+        """
+        from packages.adapters.sqlalchemy_impl.generated_video_repository import (
+            SQLAlchemyGeneratedVideoRepository,
+        )
+        from packages.adapters.sqlalchemy_impl.generation_task_repository import (
+            SQLAlchemyGenerationTaskRepository,
+        )
+        from packages.adapters.sqlalchemy_impl.models import GeneratedVideoModel
+        from packages.application.generated_video_finalize import finalize_generated_video
+
+        task_repo = SQLAlchemyGenerationTaskRepository(self.db)
+        video_repo = SQLAlchemyGeneratedVideoRepository(self.db)
+
+        task = task_repo.get(task_id)
+        if task is None:
+            raise GenerationFinalizeError(f"任务 {task_id} 不存在", "TaskNotFound", 404)
+
+        # ── 幂等：已入库直接返回 ─────────────────────────────────
+        existing = self.db.query(GeneratedVideoModel).filter(GeneratedVideoModel.generation_task_id == task_id).first()
+        if existing is not None:
+            logger.info("[finalize] 幂等命中 task=%s video=%s", task_id, existing.id)
+            _changed = False
+            if cover_url and cover_url.strip() and existing.thumbnail_url != cover_url.strip():
+                existing.thumbnail_url = cover_url.strip()
+                task.cover_url = cover_url.strip()
+                _changed = True
+            if custom_title and custom_title.strip() and (getattr(existing, "name", "") or "") != custom_title.strip():
+                existing.name = custom_title.strip()
+                _changed = True
+            if _changed:
+                self.db.commit()
+            if task.status.value != "completed":
+                try:
+                    task.mark_completed(result_count=1)
+                    if cover_url and cover_url.strip():
+                        task.cover_url = cover_url.strip()
+                    task_repo.update(task)
+                    self.db.commit()
+                except Exception as e:
+                    logger.warning("[finalize] 幂等补 mark_completed 失败: %s", e)
+                    self.db.rollback()
+            return video_repo.get(existing.id)
+
+        # ── 状态校验 ─────────────────────────────────────────────
+        if task.status.value != "awaiting_cover":
+            raise GenerationFinalizeError(
+                f"任务当前状态 {task.status.value}，无法 finalize（需 awaiting_cover）",
+                "InvalidTaskStatus",
+                400,
+            )
+
+        # ── 封面 ─────────────────────────────────────────────────
+        effective_cover = (cover_url or "").strip() if cover_url else (task.cover_url or "").strip()
+
+        # ── 入库+查重（复用 worker 预计算结果） ──────────────────
+        try:
+            result = finalize_generated_video(
+                task=task,
+                session=self.db,
+                effective_cover_url=effective_cover,
+                custom_name=custom_title,
+            )
+        except ValueError as e:
+            raise GenerationFinalizeError(str(e), "RenderedOutputMissing", 400) from e
+
+        video_id = result["video_id"]
+
+        # 应用自定义标题
+        if custom_title and custom_title.strip():
+            try:
+                _v = self.db.query(GeneratedVideoModel).filter(GeneratedVideoModel.id == video_id).first()
+                if _v is not None:
+                    _v.name = custom_title.strip()
+                    self.db.flush()
+            except Exception:
+                logger.warning("[finalize] 更新标题失败: video_id=%s", video_id, exc_info=True)
+
+        # ── 推进任务 ─────────────────────────────────────────────
+        task.mark_completed(result_count=1)
+        task.cover_url = effective_cover
+        # 清理 rendered_output（体积较大，入库后不再需要）
+        meta = dict(task.extra_meta or {})
+        meta.pop("rendered_output", None)
+        task.extra_meta = meta
+        task.updated_at = datetime.now(UTC)
+        task_repo.update(task)
+        self.db.commit()
+
+        video = video_repo.get(video_id)
+        logger.info(
+            "[finalize] task=%s finalized -> video=%s cover=%s dup=%s",
+            task_id,
+            video_id,
+            bool(effective_cover),
+            result.get("is_duplicate", False),
+        )
+        return video

apps/web/package-lock.json

@@ -12,6 +12,8 @@
         "@tanstack/react-query": "^5.45.0",
         "antd": "^5.18.0",
         "axios": "^1.7.2",
+        "classnames": "^2.5.1",
+        "dayjs": "^1.11.23",
         "mp4box": "^2.4.1",
         "react": "^18.3.1",
         "react-dom": "^18.3.1",
@@ -3005,9 +3007,9 @@
       }
     },
     "node_modules/dayjs": {
-      "version": "1.11.21",
-      "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.21.tgz",
-      "integrity": "sha512-98IT+HOahAisibz/yjKbzuOBwYcjJ7BCLPzARyHiyEBmRz4fatF+KPJszEHXsGYjUG234aH/cOjW1wwTbKUZlA==",
+      "version": "1.11.23",
+      "resolved": "https://registry.npmmirror.com/dayjs/-/dayjs-1.11.23.tgz",
+      "integrity": "sha512-QDTCU0M0MxR3hQfnlDJfwekQiaanm1ubOD231u73WBckQ/fsamwRLiE2GBz6D3a/xF1NgfiDLJjXBa1hYOYTtQ==",
       "license": "MIT"
     },
     "node_modules/debug": {

apps/web/package.json

@@ -23,6 +23,8 @@
     "@tanstack/react-query": "^5.45.0",
     "antd": "^5.18.0",
     "axios": "^1.7.2",
+    "classnames": "^2.5.1",
+    "dayjs": "^1.11.23",
     "mp4box": "^2.4.1",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",

apps/web/pnpm-lock.yaml

@@ -18,7 +18,16 @@ importers:
         version: 5.29.3(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       axios:
         specifier: ^1.7.2
-        version: 1.18.1
+        version: 1.18.1(debug@4.4.3(supports-color@7.2.0))(supports-color@7.2.0)
+      classnames:
+        specifier: ^2.5.1
+        version: 2.5.1
+      dayjs:
+        specifier: ^1.11.23
+        version: 1.11.23
+      mp4box:
+        specifier: ^2.4.1
+        version: 2.4.1
       react:
         specifier: ^18.3.1
         version: 18.3.1
@@ -43,7 +52,7 @@ importers:
         version: 16.3.2(@testing-library/dom@10.4.1)(@types/react-dom@18.3.7(@types/react@18.3.31))(@types/react@18.3.31)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       "@testing-library/user-event":
         specifier: ^14.5.2
-        version: 14.6.1(@testing-library/dom@10.4.1)
+        version: 14.6.7(@testing-library/dom@10.4.1)
       "@types/node":
         specifier: ^20.14.9
         version: 20.19.43
@@ -55,34 +64,34 @@ importers:
         version: 18.3.7(@types/react@18.3.31)
       "@typescript-eslint/eslint-plugin":
         specifier: ^7.13.1
-        version: 7.13.1(@typescript-eslint/parser@7.13.1(eslint@8.57.0)(typescript@5.5.3))(eslint@8.57.0)(typescript@5.5.3)
+        version: 7.13.1(@typescript-eslint/parser@7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3))(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)
       "@typescript-eslint/parser":
         specifier: ^7.13.1
-        version: 7.13.1(eslint@8.57.0)(typescript@5.5.3)
+        version: 7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)
       "@vitejs/plugin-react":
         specifier: ^4.3.1
-        version: 4.3.1(vite@5.3.1(@types/node@20.19.43))
+        version: 4.3.1(supports-color@7.2.0)(vite@5.3.1(@types/node@20.19.43))
       "@vitest/coverage-v8":
         specifier: ^1.6.1
-        version: 1.6.1(vitest@1.6.0)
+        version: 1.6.1(supports-color@7.2.0)(vitest@1.6.0)
       "@vitest/ui":
         specifier: ^1.6.0
         version: 1.6.0(vitest@1.6.0)
       eslint:
         specifier: ^8.57.0
-        version: 8.57.0
+        version: 8.57.0(supports-color@7.2.0)
       eslint-config-prettier:
         specifier: ^9.1.2
-        version: 9.1.2(eslint@8.57.0)
+        version: 9.1.2(eslint@8.57.0(supports-color@7.2.0))
       eslint-plugin-react-hooks:
         specifier: ^4.6.2
-        version: 4.6.2(eslint@8.57.0)
+        version: 4.6.2(eslint@8.57.0(supports-color@7.2.0))
       eslint-plugin-react-refresh:
         specifier: ^0.4.7
-        version: 0.4.26(eslint@8.57.0)
+        version: 0.4.26(eslint@8.57.0(supports-color@7.2.0))
       jsdom:
         specifier: ^24.1.0
-        version: 24.1.0
+        version: 24.1.0(supports-color@7.2.0)
       prettier:
         specifier: ^3.9.5
         version: 3.9.5
@@ -94,7 +103,7 @@ importers:
         version: 5.3.1(@types/node@20.19.43)
       vitest:
         specifier: ^1.6.0
-        version: 1.6.0(@types/node@20.19.43)(@vitest/ui@1.6.0)(jsdom@24.1.0)
+        version: 1.6.0(@types/node@20.19.43)(@vitest/ui@1.6.0)(jsdom@24.1.0(supports-color@7.2.0))(supports-color@7.2.0)
 
 packages:
   "@adobe/css-tools@4.5.0":
@@ -1127,10 +1136,10 @@ packages:
       "@types/react-dom":
         optional: true
 
-  "@testing-library/user-event@14.6.1":
+  "@testing-library/user-event@14.6.7":
     resolution:
       {
-        integrity: sha512-vq7fv0rnt+QTXgPxr5Hjc210p6YKq2kmdziLgnsZGgLJ9e6VAShx1pACLuRjd/AS/sr7phAR58OIIpf0LlmQNw==,
+        integrity: sha512-MPCpX8bxe8zS+JmmTwLp8jd0dy1rAm60Te/SL8JrQM3qvQJcBOs1d7IefJMyZzqM3EWBrDn/LWDt1BCGu4ASfg==,
       }
     engines: { node: ">=12", npm: ">=6" }
     peerDependencies:
@@ -1672,10 +1681,10 @@ packages:
       }
     engines: { node: ">=18" }
 
-  dayjs@1.11.21:
+  dayjs@1.11.23:
     resolution:
       {
-        integrity: sha512-98IT+HOahAisibz/yjKbzuOBwYcjJ7BCLPzARyHiyEBmRz4fatF+KPJszEHXsGYjUG234aH/cOjW1wwTbKUZlA==,
+        integrity: sha512-QDTCU0M0MxR3hQfnlDJfwekQiaanm1ubOD231u73WBckQ/fsamwRLiE2GBz6D3a/xF1NgfiDLJjXBa1hYOYTtQ==,
       }
 
   debug@4.4.3:
@@ -2546,6 +2555,13 @@ packages:
         integrity: sha512-d+ObxMQFmbt10sretNDytwt85VrbkhhUA/JBGm1MPaWJ65Cl4wOgLaB1NYvJSZ0Ef03MMEU/0xpPMXUIQ29UfA==,
       }
 
+  mp4box@2.4.1:
+    resolution:
+      {
+        integrity: sha512-0HGX7nXoDIX6FKLVl4a3wtYjBlwqsN3xuQC3GXzNtKp98FXUOhDSq623azsz8DG5ptd9ZXcXodDkgbdMZOjWvw==,
+      }
+    engines: { node: ">=20.8.1" }
+
   mrmime@2.0.1:
     resolution:
       {
@@ -3861,20 +3877,20 @@ snapshots:
 
   "@babel/compat-data@7.29.7": {}
 
-  "@babel/core@7.29.7":
+  "@babel/core@7.29.7(supports-color@7.2.0)":
     dependencies:
       "@babel/code-frame": 7.29.7
       "@babel/generator": 7.29.7
       "@babel/helper-compilation-targets": 7.29.7
-      "@babel/helper-module-transforms": 7.29.7(@babel/core@7.29.7)
+      "@babel/helper-module-transforms": 7.29.7(@babel/core@7.29.7(supports-color@7.2.0))(supports-color@7.2.0)
       "@babel/helpers": 7.29.7
       "@babel/parser": 7.29.7
       "@babel/template": 7.29.7
-      "@babel/traverse": 7.29.7
+      "@babel/traverse": 7.29.7(supports-color@7.2.0)
       "@babel/types": 7.29.7
       "@jridgewell/remapping": 2.3.5
       convert-source-map: 2.0.0
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
       gensync: 1.0.0-beta.2
       json5: 2.2.3
       semver: 6.3.1
@@ -3899,19 +3915,19 @@ snapshots:
 
   "@babel/helper-globals@7.29.7": {}
 
-  "@babel/helper-module-imports@7.29.7":
+  "@babel/helper-module-imports@7.29.7(supports-color@7.2.0)":
     dependencies:
-      "@babel/traverse": 7.29.7
+      "@babel/traverse": 7.29.7(supports-color@7.2.0)
       "@babel/types": 7.29.7
     transitivePeerDependencies:
       - supports-color
 
-  "@babel/helper-module-transforms@7.29.7(@babel/core@7.29.7)":
+  "@babel/helper-module-transforms@7.29.7(@babel/core@7.29.7(supports-color@7.2.0))(supports-color@7.2.0)":
     dependencies:
-      "@babel/core": 7.29.7
-      "@babel/helper-module-imports": 7.29.7
+      "@babel/core": 7.29.7(supports-color@7.2.0)
+      "@babel/helper-module-imports": 7.29.7(supports-color@7.2.0)
       "@babel/helper-validator-identifier": 7.29.7
-      "@babel/traverse": 7.29.7
+      "@babel/traverse": 7.29.7(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
 
@@ -3932,14 +3948,14 @@ snapshots:
     dependencies:
       "@babel/types": 7.29.7
 
-  "@babel/plugin-transform-react-jsx-self@7.29.7(@babel/core@7.29.7)":
+  "@babel/plugin-transform-react-jsx-self@7.29.7(@babel/core@7.29.7(supports-color@7.2.0))":
     dependencies:
-      "@babel/core": 7.29.7
+      "@babel/core": 7.29.7(supports-color@7.2.0)
       "@babel/helper-plugin-utils": 7.29.7
 
-  "@babel/plugin-transform-react-jsx-source@7.29.7(@babel/core@7.29.7)":
+  "@babel/plugin-transform-react-jsx-source@7.29.7(@babel/core@7.29.7(supports-color@7.2.0))":
     dependencies:
-      "@babel/core": 7.29.7
+      "@babel/core": 7.29.7(supports-color@7.2.0)
       "@babel/helper-plugin-utils": 7.29.7
 
   "@babel/runtime@7.29.7": {}
@@ -3950,7 +3966,7 @@ snapshots:
       "@babel/parser": 7.29.7
       "@babel/types": 7.29.7
 
-  "@babel/traverse@7.29.7":
+  "@babel/traverse@7.29.7(supports-color@7.2.0)":
     dependencies:
       "@babel/code-frame": 7.29.7
       "@babel/generator": 7.29.7
@@ -3958,7 +3974,7 @@ snapshots:
       "@babel/parser": 7.29.7
       "@babel/template": 7.29.7
       "@babel/types": 7.29.7
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
 
@@ -4044,17 +4060,17 @@ snapshots:
   "@esbuild/win32-x64@0.21.3":
     optional: true
 
-  "@eslint-community/eslint-utils@4.9.1(eslint@8.57.0)":
+  "@eslint-community/eslint-utils@4.9.1(eslint@8.57.0(supports-color@7.2.0))":
     dependencies:
-      eslint: 8.57.0
+      eslint: 8.57.0(supports-color@7.2.0)
       eslint-visitor-keys: 3.4.3
 
   "@eslint-community/regexpp@4.12.2": {}
 
-  "@eslint/eslintrc@2.1.4":
+  "@eslint/eslintrc@2.1.4(supports-color@7.2.0)":
     dependencies:
       ajv: 6.15.0
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
       espree: 9.6.1
       globals: 13.19.0
       ignore: 5.2.0
@@ -4067,10 +4083,10 @@ snapshots:
 
   "@eslint/js@8.57.0": {}
 
-  "@humanwhocodes/config-array@0.11.14":
+  "@humanwhocodes/config-array@0.11.14(supports-color@7.2.0)":
     dependencies:
       "@humanwhocodes/object-schema": 2.0.3
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
       minimatch: 3.1.5
     transitivePeerDependencies:
       - supports-color
@@ -4360,7 +4376,7 @@ snapshots:
       "@types/react": 18.3.31
       "@types/react-dom": 18.3.7(@types/react@18.3.31)
 
-  "@testing-library/user-event@14.6.1(@testing-library/dom@10.4.1)":
+  "@testing-library/user-event@14.6.7(@testing-library/dom@10.4.1)":
     dependencies:
       "@testing-library/dom": 10.4.1
 
@@ -4420,15 +4436,15 @@ snapshots:
     dependencies:
       "@types/yargs-parser": 21.0.3
 
-  "@typescript-eslint/eslint-plugin@7.13.1(@typescript-eslint/parser@7.13.1(eslint@8.57.0)(typescript@5.5.3))(eslint@8.57.0)(typescript@5.5.3)":
+  "@typescript-eslint/eslint-plugin@7.13.1(@typescript-eslint/parser@7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3))(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)":
     dependencies:
       "@eslint-community/regexpp": 4.12.2
-      "@typescript-eslint/parser": 7.13.1(eslint@8.57.0)(typescript@5.5.3)
+      "@typescript-eslint/parser": 7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)
       "@typescript-eslint/scope-manager": 7.13.1
-      "@typescript-eslint/type-utils": 7.13.1(eslint@8.57.0)(typescript@5.5.3)
-      "@typescript-eslint/utils": 7.13.1(eslint@8.57.0)(typescript@5.5.3)
+      "@typescript-eslint/type-utils": 7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)
+      "@typescript-eslint/utils": 7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)
       "@typescript-eslint/visitor-keys": 7.13.1
-      eslint: 8.57.0
+      eslint: 8.57.0(supports-color@7.2.0)
       graphemer: 1.4.0
       ignore: 5.3.1
       natural-compare: 1.4.0
@@ -4438,14 +4454,14 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  "@typescript-eslint/parser@7.13.1(eslint@8.57.0)(typescript@5.5.3)":
+  "@typescript-eslint/parser@7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)":
     dependencies:
       "@typescript-eslint/scope-manager": 7.13.1
       "@typescript-eslint/types": 7.13.1
-      "@typescript-eslint/typescript-estree": 7.13.1(typescript@5.5.3)
+      "@typescript-eslint/typescript-estree": 7.13.1(supports-color@7.2.0)(typescript@5.5.3)
       "@typescript-eslint/visitor-keys": 7.13.1
-      debug: 4.4.3
-      eslint: 8.57.0
+      debug: 4.4.3(supports-color@7.2.0)
+      eslint: 8.57.0(supports-color@7.2.0)
     optionalDependencies:
       typescript: 5.5.3
     transitivePeerDependencies:
@@ -4456,12 +4472,12 @@ snapshots:
       "@typescript-eslint/types": 7.13.1
       "@typescript-eslint/visitor-keys": 7.13.1
 
-  "@typescript-eslint/type-utils@7.13.1(eslint@8.57.0)(typescript@5.5.3)":
+  "@typescript-eslint/type-utils@7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)":
     dependencies:
-      "@typescript-eslint/typescript-estree": 7.13.1(typescript@5.5.3)
-      "@typescript-eslint/utils": 7.13.1(eslint@8.57.0)(typescript@5.5.3)
-      debug: 4.4.3
-      eslint: 8.57.0
+      "@typescript-eslint/typescript-estree": 7.13.1(supports-color@7.2.0)(typescript@5.5.3)
+      "@typescript-eslint/utils": 7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)
+      debug: 4.4.3(supports-color@7.2.0)
+      eslint: 8.57.0(supports-color@7.2.0)
       ts-api-utils: 1.3.0(typescript@5.5.3)
     optionalDependencies:
       typescript: 5.5.3
@@ -4470,11 +4486,11 @@ snapshots:
 
   "@typescript-eslint/types@7.13.1": {}
 
-  "@typescript-eslint/typescript-estree@7.13.1(typescript@5.5.3)":
+  "@typescript-eslint/typescript-estree@7.13.1(supports-color@7.2.0)(typescript@5.5.3)":
     dependencies:
       "@typescript-eslint/types": 7.13.1
       "@typescript-eslint/visitor-keys": 7.13.1
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
       globby: 11.1.0
       is-glob: 4.0.3
       minimatch: 9.0.9
@@ -4485,13 +4501,13 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  "@typescript-eslint/utils@7.13.1(eslint@8.57.0)(typescript@5.5.3)":
+  "@typescript-eslint/utils@7.13.1(eslint@8.57.0(supports-color@7.2.0))(supports-color@7.2.0)(typescript@5.5.3)":
     dependencies:
-      "@eslint-community/eslint-utils": 4.9.1(eslint@8.57.0)
+      "@eslint-community/eslint-utils": 4.9.1(eslint@8.57.0(supports-color@7.2.0))
       "@typescript-eslint/scope-manager": 7.13.1
       "@typescript-eslint/types": 7.13.1
-      "@typescript-eslint/typescript-estree": 7.13.1(typescript@5.5.3)
-      eslint: 8.57.0
+      "@typescript-eslint/typescript-estree": 7.13.1(supports-color@7.2.0)(typescript@5.5.3)
+      eslint: 8.57.0(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
       - typescript
@@ -4503,25 +4519,25 @@ snapshots:
 
   "@ungap/structured-clone@1.3.3": {}
 
-  "@vitejs/plugin-react@4.3.1(vite@5.3.1(@types/node@20.19.43))":
+  "@vitejs/plugin-react@4.3.1(supports-color@7.2.0)(vite@5.3.1(@types/node@20.19.43))":
     dependencies:
-      "@babel/core": 7.29.7
-      "@babel/plugin-transform-react-jsx-self": 7.29.7(@babel/core@7.29.7)
-      "@babel/plugin-transform-react-jsx-source": 7.29.7(@babel/core@7.29.7)
+      "@babel/core": 7.29.7(supports-color@7.2.0)
+      "@babel/plugin-transform-react-jsx-self": 7.29.7(@babel/core@7.29.7(supports-color@7.2.0))
+      "@babel/plugin-transform-react-jsx-source": 7.29.7(@babel/core@7.29.7(supports-color@7.2.0))
       "@types/babel__core": 7.20.5
       react-refresh: 0.14.2
       vite: 5.3.1(@types/node@20.19.43)
     transitivePeerDependencies:
       - supports-color
 
-  "@vitest/coverage-v8@1.6.1(vitest@1.6.0)":
+  "@vitest/coverage-v8@1.6.1(supports-color@7.2.0)(vitest@1.6.0)":
     dependencies:
       "@ampproject/remapping": 2.3.0
       "@bcoe/v8-coverage": 0.2.3
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
       istanbul-lib-coverage: 3.2.2
       istanbul-lib-report: 3.0.1
-      istanbul-lib-source-maps: 5.0.6
+      istanbul-lib-source-maps: 5.0.6(supports-color@7.2.0)
       istanbul-reports: 3.2.0
       magic-string: 0.30.5
       magicast: 0.3.3
@@ -4529,7 +4545,7 @@ snapshots:
       std-env: 3.5.0
       strip-literal: 2.1.1
       test-exclude: 6.0.0
-      vitest: 1.6.0(@types/node@20.19.43)(@vitest/ui@1.6.0)(jsdom@24.1.0)
+      vitest: 1.6.0(@types/node@20.19.43)(@vitest/ui@1.6.0)(jsdom@24.1.0(supports-color@7.2.0))(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
 
@@ -4564,7 +4580,7 @@ snapshots:
       pathe: 1.1.2
       picocolors: 1.1.1
       sirv: 2.0.4
-      vitest: 1.6.0(@types/node@20.19.43)(@vitest/ui@1.6.0)(jsdom@24.1.0)
+      vitest: 1.6.0(@types/node@20.19.43)(@vitest/ui@1.6.0)(jsdom@24.1.0(supports-color@7.2.0))(supports-color@7.2.0)
 
   "@vitest/utils@1.6.0":
     dependencies:
@@ -4583,21 +4599,21 @@ snapshots:
 
   acorn@8.17.0: {}
 
-  agent-base@6.0.0:
+  agent-base@6.0.0(supports-color@7.2.0):
     dependencies:
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
 
-  agent-base@7.0.2:
+  agent-base@7.0.2(supports-color@7.2.0):
     dependencies:
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
 
-  agent-base@7.1.0:
+  agent-base@7.1.0(supports-color@7.2.0):
     dependencies:
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
 
@@ -4632,7 +4648,7 @@ snapshots:
       "@rc-component/trigger": 2.3.1(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       classnames: 2.5.1
       copy-to-clipboard: 3.3.3
-      dayjs: 1.11.21
+      dayjs: 1.11.23
       rc-cascader: 3.34.0(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       rc-checkbox: 3.5.0(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       rc-collapse: 3.9.0(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
@@ -4648,7 +4664,7 @@ snapshots:
       rc-motion: 2.9.5(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       rc-notification: 5.6.4(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       rc-pagination: 5.1.0(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
-      rc-picker: 4.11.3(dayjs@1.11.21)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      rc-picker: 4.11.3(dayjs@1.11.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       rc-progress: 4.0.0(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       rc-rate: 2.13.1(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       rc-resize-observer: 1.4.3(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
@@ -4688,11 +4704,11 @@ snapshots:
 
   asynckit@0.4.0: {}
 
-  axios@1.18.1:
+  axios@1.18.1(debug@4.4.3(supports-color@7.2.0))(supports-color@7.2.0):
     dependencies:
-      follow-redirects: 1.16.0
+      follow-redirects: 1.16.0(debug@4.4.3(supports-color@7.2.0))
       form-data: 4.0.6
-      https-proxy-agent: 5.0.1
+      https-proxy-agent: 5.0.1(supports-color@7.2.0)
       proxy-from-env: 2.1.0
     transitivePeerDependencies:
       - debug
@@ -4796,11 +4812,13 @@ snapshots:
       whatwg-mimetype: 4.0.0
       whatwg-url: 14.0.0
 
-  dayjs@1.11.21: {}
+  dayjs@1.11.23: {}
 
-  debug@4.4.3:
+  debug@4.4.3(supports-color@7.2.0):
     dependencies:
       ms: 2.1.3
+    optionalDependencies:
+      supports-color: 7.2.0
 
   decimal.js@10.6.0: {}
 
@@ -4883,17 +4901,17 @@ snapshots:
 
   escape-string-regexp@4.0.0: {}
 
-  eslint-config-prettier@9.1.2(eslint@8.57.0):
+  eslint-config-prettier@9.1.2(eslint@8.57.0(supports-color@7.2.0)):
     dependencies:
-      eslint: 8.57.0
+      eslint: 8.57.0(supports-color@7.2.0)
 
-  eslint-plugin-react-hooks@4.6.2(eslint@8.57.0):
+  eslint-plugin-react-hooks@4.6.2(eslint@8.57.0(supports-color@7.2.0)):
     dependencies:
-      eslint: 8.57.0
+      eslint: 8.57.0(supports-color@7.2.0)
 
-  eslint-plugin-react-refresh@0.4.26(eslint@8.57.0):
+  eslint-plugin-react-refresh@0.4.26(eslint@8.57.0(supports-color@7.2.0)):
     dependencies:
-      eslint: 8.57.0
+      eslint: 8.57.0(supports-color@7.2.0)
 
   eslint-scope@7.2.2:
     dependencies:
@@ -4902,20 +4920,20 @@ snapshots:
 
   eslint-visitor-keys@3.4.3: {}
 
-  eslint@8.57.0:
+  eslint@8.57.0(supports-color@7.2.0):
     dependencies:
-      "@eslint-community/eslint-utils": 4.9.1(eslint@8.57.0)
+      "@eslint-community/eslint-utils": 4.9.1(eslint@8.57.0(supports-color@7.2.0))
       "@eslint-community/regexpp": 4.12.2
-      "@eslint/eslintrc": 2.1.4
+      "@eslint/eslintrc": 2.1.4(supports-color@7.2.0)
       "@eslint/js": 8.57.0
-      "@humanwhocodes/config-array": 0.11.14
+      "@humanwhocodes/config-array": 0.11.14(supports-color@7.2.0)
       "@humanwhocodes/module-importer": 1.0.1
       "@nodelib/fs.walk": 1.2.8
       "@ungap/structured-clone": 1.3.3
       ajv: 6.15.0
       chalk: 4.1.2
       cross-spawn: 7.0.6
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
       doctrine: 3.0.0
       escape-string-regexp: 4.0.0
       eslint-scope: 7.2.2
@@ -5019,7 +5037,9 @@ snapshots:
 
   flatted@3.4.2: {}
 
-  follow-redirects@1.16.0: {}
+  follow-redirects@1.16.0(debug@4.4.3(supports-color@7.2.0)):
+    optionalDependencies:
+      debug: 4.4.3(supports-color@7.2.0)
 
   form-data@4.0.6:
     dependencies:
@@ -5115,24 +5135,24 @@ snapshots:
 
   html-escaper@2.0.2: {}
 
-  http-proxy-agent@7.0.2:
+  http-proxy-agent@7.0.2(supports-color@7.2.0):
     dependencies:
-      agent-base: 7.1.0
-      debug: 4.4.3
+      agent-base: 7.1.0(supports-color@7.2.0)
+      debug: 4.4.3(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
 
-  https-proxy-agent@5.0.1:
+  https-proxy-agent@5.0.1(supports-color@7.2.0):
     dependencies:
-      agent-base: 6.0.0
-      debug: 4.4.3
+      agent-base: 6.0.0(supports-color@7.2.0)
+      debug: 4.4.3(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
 
-  https-proxy-agent@7.0.4:
+  https-proxy-agent@7.0.4(supports-color@7.2.0):
     dependencies:
-      agent-base: 7.0.2
-      debug: 4.4.3
+      agent-base: 7.0.2(supports-color@7.2.0)
+      debug: 4.4.3(supports-color@7.2.0)
     transitivePeerDependencies:
       - supports-color
 
@@ -5186,10 +5206,10 @@ snapshots:
       make-dir: 4.0.0
       supports-color: 7.2.0
 
-  istanbul-lib-source-maps@5.0.6:
+  istanbul-lib-source-maps@5.0.6(supports-color@7.2.0):
     dependencies:
       "@jridgewell/trace-mapping": 0.3.31
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
       istanbul-lib-coverage: 3.2.2
     transitivePeerDependencies:
       - supports-color
@@ -5209,15 +5229,15 @@ snapshots:
     dependencies:
       argparse: 2.0.1
 
-  jsdom@24.1.0:
+  jsdom@24.1.0(supports-color@7.2.0):
     dependencies:
       cssstyle: 4.0.1
       data-urls: 5.0.0
       decimal.js: 10.6.0
       form-data: 4.0.6
       html-encoding-sniffer: 4.0.0
-      http-proxy-agent: 7.0.2
-      https-proxy-agent: 7.0.4
+      http-proxy-agent: 7.0.2(supports-color@7.2.0)
+      https-proxy-agent: 7.0.4(supports-color@7.2.0)
       is-potential-custom-element-name: 1.0.1
       nwsapi: 2.2.24
       parse5: 7.1.2
@@ -5331,6 +5351,8 @@ snapshots:
       pkg-types: 1.3.1
       ufo: 1.6.4
 
+  mp4box@2.4.1: {}
+
   mrmime@2.0.1: {}
 
   ms@2.1.3: {}
@@ -5611,7 +5633,7 @@ snapshots:
       react: 18.3.1
       react-dom: 18.3.1(react@18.3.1)
 
-  rc-picker@4.11.3(dayjs@1.11.21)(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
+  rc-picker@4.11.3(dayjs@1.11.23)(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
     dependencies:
       "@babel/runtime": 7.29.7
       "@rc-component/trigger": 2.3.1(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
@@ -5622,7 +5644,7 @@ snapshots:
       react: 18.3.1
       react-dom: 18.3.1(react@18.3.1)
     optionalDependencies:
-      dayjs: 1.11.21
+      dayjs: 1.11.23
 
   rc-progress@4.0.0(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
     dependencies:
@@ -6008,10 +6030,10 @@ snapshots:
     dependencies:
       react: 18.3.1
 
-  vite-node@1.6.0(@types/node@20.19.43):
+  vite-node@1.6.0(@types/node@20.19.43)(supports-color@7.2.0):
     dependencies:
       cac: 6.7.14
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
       pathe: 1.1.2
       picocolors: 1.1.1
       vite: 5.3.1(@types/node@20.19.43)
@@ -6034,7 +6056,7 @@ snapshots:
       "@types/node": 20.19.43
       fsevents: 2.3.3
 
-  vitest@1.6.0(@types/node@20.19.43)(@vitest/ui@1.6.0)(jsdom@24.1.0):
+  vitest@1.6.0(@types/node@20.19.43)(@vitest/ui@1.6.0)(jsdom@24.1.0(supports-color@7.2.0))(supports-color@7.2.0):
     dependencies:
       "@vitest/expect": 1.6.0
       "@vitest/runner": 1.6.0
@@ -6043,7 +6065,7 @@ snapshots:
       "@vitest/utils": 1.6.0
       acorn-walk: 8.3.5
       chai: 4.3.10
-      debug: 4.4.3
+      debug: 4.4.3(supports-color@7.2.0)
       execa: 8.0.1
       local-pkg: 0.5.0
       magic-string: 0.30.5
@@ -6054,12 +6076,12 @@ snapshots:
       tinybench: 2.5.1
       tinypool: 0.8.3
       vite: 5.3.1(@types/node@20.19.43)
-      vite-node: 1.6.0(@types/node@20.19.43)
+      vite-node: 1.6.0(@types/node@20.19.43)(supports-color@7.2.0)
       why-is-node-running: 2.3.0
     optionalDependencies:
       "@types/node": 20.19.43
       "@vitest/ui": 1.6.0(vitest@1.6.0)
-      jsdom: 24.1.0
+      jsdom: 24.1.0(supports-color@7.2.0)
     transitivePeerDependencies:
       - less
       - lightningcss

apps/web/src/api/client.ts

@@ -11,7 +11,7 @@ import { cancelProactiveRefresh, executeTokenRefresh } from "./auth/tokenRefresh
 // 创建 Axios 实例
 const apiClient = axios.create({
   baseURL: "/api/v1",
-  timeout: 10000,
+  timeout: 30000, // 全局 30s；智能选片/封面生成/大文件上传接口单独覆盖更长超时
   headers: {
     "Content-Type": "application/json",
   },

apps/web/src/api/cover-templates.ts

@@ -3,7 +3,7 @@
  * 后端路由: /api/v1/cover-templates
  */
 import apiClient from "./client"
-import type { CoverTemplate } from "@/pages/generate/types/cover"
+import type { CoverTemplate, CoverEditorConfig } from "@/pages/generate/types/cover"
 
 export interface CoverTemplateListResponse {
   items: CoverTemplate[]
@@ -12,14 +12,7 @@ export interface CoverTemplateListResponse {
 
 export interface CoverTemplateCreateRequest {
   name: string
-  config?: {
-    background_enabled?: boolean
-    background_color?: string
-    portrait_enabled?: boolean
-    title_text?: string
-    subtitle_text?: string
-    mask_enabled?: boolean
-  }
+  config?: CoverEditorConfig
 }
 
 export type CoverTemplateUpdateRequest = Partial<CoverTemplateCreateRequest>

apps/web/src/api/generation/finalize.ts

@@ -0,0 +1,37 @@
+import apiClient from "../client"
+
+/** #2024 Step5 「完成」入库 —— 将 awaiting_cover 任务正式写入成品库 */
+export interface FinalizeGenerationRequest {
+  /** 用户选定的封面图片 URL；为空则使用任务默认封面（自动截帧/智能封面） */
+  cover_url?: string
+  /** 用户自定义成片标题，非空时覆盖 rendered_output.name */
+  custom_title?: string
+}
+
+export interface FinalizeGenerationResponse {
+  video_id: string
+  project_id: string
+  name: string
+  file_size: number
+  duration: number
+  thumbnail_url: string
+  cover_url: string
+  file_url: string
+  width: number
+  height: number
+  fps: number
+  /** success=新建成功；already_finalized=幂等返回已有记录 */
+  status: string
+  is_duplicate: boolean
+}
+
+export const finalizeGeneration = async (
+  taskId: string,
+  params: FinalizeGenerationRequest = {},
+): Promise<FinalizeGenerationResponse> => {
+  const response = await apiClient.post<FinalizeGenerationResponse>(
+    `/generation/tasks/${taskId}/finalize`,
+    params,
+  )
+  return response.data
+}

apps/web/src/api/template-editor/editPlans.ts

@@ -6,17 +6,20 @@ import type { EditPlan, UpdateEditPlanRequest, GeneratedVideo } from "./types"
 
 /** 获取单个模板草稿 */
 export async function getEditPlan(templateId: string): Promise<EditPlan> {
-  const response = await apiClient.get(`/templates/${templateId}/editor`)
+  const response = await apiClient.get(`/templates/${templateId}/editor`, { timeout: 30_000 })
   return response.data
 }
 
-/** 更新模板草稿（支持传入 AbortSignal 用于自动保存竞态取消） */
+/** 更新模板草稿（支持传入 AbortSignal 用于自动保存竞态取消；超时 60s 防止大 config 写入失败） */
 export async function updateEditPlan(
   templateId: string,
   data: UpdateEditPlanRequest,
   signal?: AbortSignal,
 ): Promise<EditPlan> {
-  const response = await apiClient.put(`/templates/${templateId}/editor`, data, { signal })
+  const response = await apiClient.put(`/templates/${templateId}/editor`, data, {
+    signal,
+    timeout: 60_000,
+  })
   return response.data
 }
 

apps/web/src/components/title/TitleTemplate.css

@@ -1,383 +1,391 @@
 /* ============================================================
-   标题模板系统（#2003）：选择器 + 编辑器 + 保存弹窗
+   标题模板系统 v3（按 sketch 重构）
+   - 大卡片网格（图片背景 + 透明 Canvas 叠字 + 始终可见操作按钮）
+   - 编辑器弹窗（左竖屏预览 + 右参数 Tab）
    ============================================================ */
 
-/* ── Modal 头部 ── */
-.tt-modal-title {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  padding-right: 32px;
-}
-.tt-modal .ant-modal-body {
-  padding: 16px 20px;
-  max-height: 70vh;
-  overflow-y: auto;
-}
-
-/* ── 分组 ── */
-.tt-section {
-  margin-bottom: 20px;
-}
-.tt-section:last-child {
-  margin-bottom: 0;
-}
-.tt-section-title {
-  font-size: 13px;
-  font-weight: 600;
-  color: var(--text-secondary, #6b7280);
-  margin: 0 0 10px;
-}
-
-/* ── 空状态 ── */
-.tt-empty {
-  padding: 32px 16px;
-  text-align: center;
-  color: var(--text-secondary, #9ca3af);
-  background: var(--bg-secondary, #f9fafb);
-  border: 1px dashed var(--border-color, #e5e7eb);
-  border-radius: 8px;
-  font-size: 13px;
-}
-.tt-empty-emoji {
-  font-size: 32px;
-  margin-bottom: 8px;
-}
-
-/* ── 卡片网格（4列） ── */
-.tt-grid {
-  display: grid;
-  grid-template-columns: repeat(4, 1fr);
-  gap: 12px;
-}
-@media (max-width: 768px) {
-  .tt-grid {
-    grid-template-columns: repeat(2, 1fr);
-  }
-}
-
-.tt-card {
-  border: 2px solid var(--border-color, #e5e7eb);
-  border-radius: 10px;
-  background: #fff;
-  cursor: pointer;
-  transition: all 0.18s ease;
-  overflow: hidden;
-  position: relative;
-}
-.tt-card:hover {
-  border-color: var(--primary-color, #7c3aed);
-  transform: translateY(-2px);
-  box-shadow: 0 6px 16px rgba(124, 58, 237, 0.12);
-}
-.tt-card.active {
-  border-color: var(--primary-color, #7c3aed);
-  background: #faf5ff;
-  box-shadow: 0 0 0 1px var(--primary-color, #7c3aed);
-}
-
-/* ── 预览区 ── */
-.tt-card-preview {
-  position: relative;
-  height: 80px;
-  background: #0f172a;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  overflow: hidden;
-}
-.tt-card-preview canvas {
-  max-width: 100%;
-  max-height: 100%;
-}
-
-/* ── 标签 ── */
-.tt-tag {
-  position: absolute;
-  top: 6px;
-  left: 6px;
-  padding: 1px 6px;
-  border-radius: 4px;
-  font-size: 10px;
-  font-weight: 600;
-  line-height: 16px;
-}
-.tt-tag.sys {
-  background: rgba(124, 58, 237, 0.85);
-  color: #fff;
-}
-.tt-tag.mine {
-  background: rgba(16, 185, 129, 0.9);
-  color: #fff;
-}
-.tt-check {
-  position: absolute;
-  top: 6px;
-  right: 6px;
-  width: 20px;
-  height: 20px;
-  border-radius: 50%;
-  background: var(--primary-color, #7c3aed);
-  color: #fff;
-  font-size: 11px;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-}
-
-/* ── 卡片操作按钮（hover 显示） ── */
-.tt-card-actions {
-  position: absolute;
-  top: 6px;
-  right: 6px;
-  display: none;
-  gap: 4px;
-  align-items: center;
-}
-.tt-card.active .tt-check + .tt-card-actions {
-  top: 30px;
-}
-.tt-card:hover .tt-card-actions {
-  display: flex;
-}
-.tt-ico-btn {
-  width: 24px;
-  height: 24px;
-  border-radius: 4px;
-  border: none;
-  background: rgba(0, 0, 0, 0.55);
-  color: #fff;
-  cursor: pointer;
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  font-size: 12px;
-  padding: 0;
-  transition: 0.15s;
-}
-.tt-ico-btn:hover {
-  background: var(--primary-color, #7c3aed);
-}
-.tt-ico-btn.danger:hover {
-  background: #ef4444;
-}
-
-/* ── 卡片底部 meta ── */
-.tt-card-meta {
-  display: flex;
-  align-items: center;
-  gap: 4px;
-  padding: 6px 8px;
-  font-size: 12px;
-  color: var(--text-primary, #1f2937);
-}
-.tt-card-emoji {
-  font-size: 13px;
-  flex-shrink: 0;
-}
-.tt-card-name {
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-  flex: 1;
-}
-
-/* ── 编辑器（左右布局） ── */
-.tt-editor {
-  display: grid;
-  grid-template-columns: 360px 1fr;
-  gap: 16px;
-  min-height: 480px;
-}
-.tt-editor-preview {
-  background: #0f172a;
-  border-radius: 10px;
-  padding: 16px;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  min-height: 400px;
-}
-.tt-editor-panel {
-  overflow-y: auto;
-  max-height: 65vh;
-  padding-right: 4px;
-}
-
-@media (max-width: 768px) {
-  .tt-editor {
-    grid-template-columns: 1fr;
-  }
-}
-
-/* ============================================================
-   #2003 内联网格（直接嵌在 TitleStylePanel 预览下方）
-   ============================================================ */
-
-.tt-inline-wrap {
+/* ── 面板容器（模板模式） ── */
+.ttv3-panel {
   display: flex;
   flex-direction: column;
   gap: 14px;
 }
-
-/* section header (label + 新建按钮) */
-.tt-section-header {
+.ttv3-header {
   display: flex;
-  align-items: center;
   justify-content: space-between;
+  align-items: center;
+}
+.ttv3-title {
+  font-size: 15px;
+  font-weight: 600;
+  color: var(--text-primary, #1f2937);
+}
+.ttv3-new-btn.ant-btn {
+  background: linear-gradient(135deg, #6c5ce7, #a29bfe);
+  border: none;
+  border-radius: 20px;
+  font-size: 12px;
+  height: 28px;
+  padding: 0 14px;
+  font-weight: 500;
+  box-shadow: 0 2px 8px rgba(108, 92, 231, 0.25);
+}
+.ttv3-new-btn.ant-btn:hover {
+  background: linear-gradient(135deg, #5b4cdb, #8c83f5) !important;
+  color: #fff !important;
+}
+.ttv3-section-label {
+  font-size: 12px;
+  color: #888;
+  font-weight: 500;
   margin-bottom: 8px;
 }
-.tt-section-header .tt-section-label,
-.tt-section-header .tt-section-title {
-  font-size: 12px;
-  font-weight: 600;
-  color: var(--text-secondary, #6b7280);
-  margin: 0;
-}
-.tt-new-btn.ant-btn {
-  border-radius: 6px;
-  font-size: 12px;
-  height: 26px;
-  padding: 0 10px;
+.ttv3-section {
+  margin-bottom: 6px;
 }
 
-/* 内联网格：自适应列数（窄面板 2 列、宽面板 3-4 列） */
-.tt-grid--inline {
-  grid-template-columns: repeat(2, minmax(0, 1fr));
-  gap: 8px;
+/* ── 空状态 ── */
+.ttv3-empty {
+  background: #f8f8fc;
+  border-radius: 12px;
+  padding: 28px 16px;
+  text-align: center;
+  color: #aaa;
 }
-@media (min-width: 1200px) {
-  .tt-grid--inline {
-    grid-template-columns: repeat(3, minmax(0, 1fr));
-  }
+.ttv3-empty-icon {
+  font-size: 28px;
+  margin-bottom: 6px;
 }
-@media (min-width: 1600px) {
-  .tt-grid--inline {
-    grid-template-columns: repeat(4, minmax(0, 1fr));
-  }
+.ttv3-empty-text {
+  font-size: 12px;
 }
 
-/* 内联卡片 */
-.tt-card--inline {
-  display: flex;
-  flex-direction: column;
-  border: 2px solid var(--border-color, #e5e7eb);
-  border-radius: 8px;
+/* ── 卡片网格：minmax(180px,1fr) 自适应 ── */
+.ttv3-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
+  gap: 12px;
+}
+
+/* ── 卡片：3:4 竖版，圆角 14px ── */
+.ttv3-card {
   background: #fff;
+  border-radius: 14px;
+  border: 3px solid #e8e8ed;
   cursor: pointer;
-  transition: all 0.18s ease;
+  transition: all 0.15s ease;
   overflow: hidden;
   padding: 0;
-  font: inherit;
+  font-family: inherit;
   text-align: left;
-  position: relative;
 }
-.tt-card--inline:hover {
-  border-color: var(--primary-color, #7c3aed);
-  transform: translateY(-1px);
-  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.12);
+.ttv3-card:hover {
+  border-color: #c5c0f0;
+  transform: translateY(-2px);
+  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
 }
-.tt-card--inline.active {
-  border-color: var(--primary-color, #7c3aed);
-  background: #faf5ff;
-  box-shadow: 0 0 0 1px var(--primary-color, #7c3aed);
+.ttv3-card.selected {
+  border-color: #6c5ce7;
+  box-shadow: 0 4px 16px rgba(108, 92, 231, 0.25);
 }
 
-/* 大预览区（上半）：深色背景+canvas */
-.tt-card-preview--lg {
+/* ── 卡片预览区（3:4） ── */
+.ttv3-preview {
+  width: 100%;
+  aspect-ratio: 3/4;
   position: relative;
-  height: 90px;
-  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
+  overflow: hidden;
+  border-radius: 11px 11px 0 0;
+}
+.ttv3-bg {
+  position: absolute;
+  inset: 0;
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  display: block;
+}
+/* 暗色渐变遮罩：顶部15%半透明黑 + 中部透明 + 底部45%黑 */
+.ttv3-vignette {
+  position: absolute;
+  inset: 0;
+  background: linear-gradient(
+    180deg,
+    rgba(0, 0, 0, 0.45) 0%,
+    rgba(0, 0, 0, 0.15) 15%,
+    transparent 30%,
+    transparent 55%,
+    rgba(0, 0, 0, 0.6) 100%
+  );
+  z-index: 1;
+  pointer-events: none;
+}
+/* 透明 Canvas 标题填充整个预览区 */
+.ttv3-preview .tt-fill-canvas-wrap {
+  position: absolute;
+  inset: 0;
+  z-index: 2;
+}
+.ttv3-preview .tt-fill-canvas-wrap canvas {
+  width: 100% !important;
+  height: 100% !important;
+  border-radius: 0;
+  display: block;
+}
+
+/* ── 左上角角标（系统/我的） ── */
+.ttv3-badge {
+  position: absolute;
+  top: 8px;
+  left: 8px;
+  font-size: 10px;
+  padding: 2px 8px;
+  border-radius: 8px;
+  font-weight: 500;
+  color: #fff;
+  z-index: 3;
+  backdrop-filter: blur(4px);
+}
+.ttv3-badge--sys {
+  background: rgba(108, 92, 231, 0.88);
+}
+.ttv3-badge--mine {
+  background: rgba(0, 184, 148, 0.88);
+}
+
+/* ── 右上角勾选圆圈 ── */
+.ttv3-check {
+  position: absolute;
+  top: 8px;
+  right: 8px;
+  width: 24px;
+  height: 24px;
+  border-radius: 50%;
+  background: rgba(0, 0, 0, 0.3);
+  border: 2px solid rgba(255, 255, 255, 0.7);
+  z-index: 3;
   display: flex;
   align-items: center;
   justify-content: center;
-  overflow: hidden;
+  font-size: 12px;
+  color: transparent;
+  transition: all 0.15s;
 }
-.tt-card-preview--lg canvas {
-  max-width: 100%;
-  max-height: 100%;
+.ttv3-check.on {
+  background: #6c5ce7;
+  border-color: #fff;
+  color: #fff;
 }
 
-/* 选中圆点（单选 radio 样式） */
-.tt-radio-dot {
-  position: absolute;
-  top: 8px;
-  right: 8px;
-  width: 16px;
-  height: 16px;
-  border-radius: 50%;
-  border: 2px solid var(--primary-color, #7c3aed);
-  background: #fff;
+/* ── 卡片底栏（名称 + 操作按钮） ── */
+.ttv3-footer {
+  padding: 10px 10px 12px;
 }
-.tt-radio-dot::after {
-  content: "";
-  position: absolute;
-  inset: 2px;
-  border-radius: 50%;
-  background: var(--primary-color, #7c3aed);
-}
-
-/* 标签位置微调（内联卡片） */
-.tt-card--inline .tt-tag {
-  top: 8px;
-  left: 8px;
-}
-
-/* hover/选中时操作按钮位置（避开 radio-dot） */
-.tt-card--inline .tt-card-actions {
-  top: 8px;
-  right: 8px;
-  display: none;
-  gap: 4px;
-}
-.tt-card--inline:hover .tt-card-actions {
-  display: flex;
-}
-/* 选中态 hover 时 actions 下移以避开 radio-dot */
-.tt-card--inline.active:hover .tt-card-actions {
-  top: 30px;
-}
-.tt-card--inline.active .tt-radio-dot {
-  display: block;
-}
-.tt-card--inline.active:hover .tt-radio-dot {
-  display: none;
-}
-
-/* 底部 meta（下半）：emoji + name */
-.tt-card-meta--lg {
+.ttv3-name-row {
   display: flex;
   align-items: center;
   gap: 6px;
-  padding: 6px 8px;
-  font-size: 12px;
-  color: var(--text-primary, #1f2937);
-  background: #fff;
-  border-top: 1px solid var(--border-light, #f3f4f6);
-}
-.tt-card--inline.active .tt-card-meta--lg {
-  background: #faf5ff;
-}
-.tt-card-meta--lg .tt-card-emoji {
+  margin-bottom: 8px;
   font-size: 13px;
+  font-weight: 500;
+  white-space: nowrap;
+  overflow: hidden;
+  color: #1f2937;
+}
+.ttv3-emoji {
+  font-size: 14px;
   flex-shrink: 0;
 }
-.tt-card-meta--lg .tt-card-name {
-  flex: 1;
+.ttv3-name {
   overflow: hidden;
   text-overflow: ellipsis;
-  white-space: nowrap;
+  flex: 1;
+  min-width: 0;
+}
+.ttv3-tag {
+  font-size: 10px;
+  padding: 1px 6px;
+  border-radius: 6px;
   font-weight: 500;
+  flex-shrink: 0;
+}
+.ttv3-tag--sys {
+  background: #f0ecff;
+  color: #6c5ce7;
+}
+.ttv3-tag--mine {
+  background: #e6f9f4;
+  color: #00b894;
 }
 
-/* 空状态（紧凑型） */
-.tt-empty--sm {
-  padding: 16px 12px;
+/* ── 操作按钮：始终可见，等宽排列 ── */
+.ttv3-actions {
+  display: flex;
+  gap: 5px;
+}
+.ttv3-act {
+  flex: 1;
+  padding: 5px 0;
+  border: 1px solid #e8e8ed;
+  background: #fff;
+  border-radius: 7px;
+  font-size: 11px;
+  cursor: pointer;
+  color: #666;
+  font-weight: 500;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  gap: 3px;
+  transition: all 0.15s;
+  font-family: inherit;
+}
+.ttv3-act:hover:not(:disabled) {
+  background: #f5f5fa;
+  border-color: #d5d3e8;
+}
+.ttv3-act--primary {
+  background: #6c5ce7;
+  color: #fff;
+  border-color: #6c5ce7;
+}
+.ttv3-act--primary:hover:not(:disabled) {
+  background: #5b4cdb;
+  border-color: #5b4cdb;
+}
+.ttv3-act--danger {
+  color: #e74c3c;
+}
+.ttv3-act--danger:hover:not(:disabled) {
+  background: #fef2f2;
+}
+.ttv3-act:disabled {
+  opacity: 0.35;
+  cursor: not-allowed;
+}
+
+/* ── FillPreview 公共容器 ── */
+.tt-fill-canvas-wrap {
+  position: relative;
+}
+
+/* ── params-only（编辑器右侧）去掉多余 margin ── */
+.ttv3-params-only {
+  padding: 0;
+}
+.ttv3-params-only .ant-tabs {
+  margin: 0;
+}
+
+/* ============================================================
+   编辑器 Modal（v3）
+   ============================================================ */
+.ttv3-modal .ant-modal-content {
+  border-radius: 16px;
+  overflow: hidden;
+  padding: 0;
+}
+.ttv3-modal .ant-modal-header {
+  padding: 16px 20px;
+  margin: 0;
+  border-bottom: 1px solid #f0f0f0;
+}
+.ttv3-modal .ant-modal-body {
+  padding: 0;
+  max-height: 75vh;
+}
+.ttv3-modal .ant-modal-footer {
+  padding: 14px 20px;
+  margin: 0;
+  border-top: 1px solid #f0f0f0;
+}
+
+/* 编辑器两栏布局 */
+.ttv3-editor {
+  display: flex;
+  min-height: 500px;
+}
+.ttv3-editor-left {
+  width: 300px;
+  padding: 20px;
+  background: #f8f8fc;
+  flex-shrink: 0;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 12px;
+  border-right: 1px solid #f0f0f0;
+}
+.ttv3-editor-canvas {
+  width: 200px;
+  aspect-ratio: 9/16;
+  border-radius: 12px;
+  overflow: hidden;
+  position: relative;
+  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
+  flex-shrink: 0;
+}
+.ttv3-editor-bg {
+  position: absolute;
+  inset: 0;
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+}
+.ttv3-editor-canvas-inner {
+  position: absolute;
+  inset: 0;
+  z-index: 2;
+}
+.ttv3-editor-canvas-inner canvas {
+  width: 100% !important;
+  height: 100% !important;
+  border-radius: 0;
+  display: block;
+}
+.ttv3-editor-form {
+  width: 100%;
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+}
+.ttv3-form-row {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+}
+.ttv3-form-row label {
   font-size: 12px;
-  gap: 6px;
-  border-radius: 6px;
+  font-weight: 600;
+  color: #333;
+  white-space: nowrap;
+  min-width: 44px;
 }
-.tt-empty--sm .tt-empty-emoji {
-  font-size: 22px;
-  margin-bottom: 0;
+.ttv3-form-row--grow {
+  flex: 1;
+}
+.ttv3-form-row--grow .ant-input {
+  flex: 1;
+}
+
+.ttv3-editor-right {
+  flex: 1;
+  padding: 16px 20px;
+  overflow-y: auto;
+  min-width: 0;
+}
+
+/* 侧栏较窄时（380px 侧栏）：强制 2 列，卡片稍微紧凑 */
+@media (max-width: 540px) {
+  .ttv3-grid {
+    grid-template-columns: repeat(2, 1fr);
+    gap: 10px;
+  }
+  .ttv3-act {
+    font-size: 10px;
+    padding: 4px 0;
+  }
+  .ttv3-act .anticon {
+    display: none;
+  }
 }

apps/web/src/components/title/TitleTemplateEditor.tsx

@@ -1,56 +1,57 @@
 /**
- * 标题模板编辑器（#2003）
+ * 标题模板编辑器（v3 重构）
  *
- * 左侧大预览（400×225，16:9），右侧复用 TitleStylePanel 进行参数调整。
- * 编辑完成后点"保存"弹出 SaveTemplateModal（名称必填），保存后回调 onSaved。
+ * - Modal 弹窗 860px 宽
+ * - 左侧：300px 竖屏预览区（图片背景+暗色渐变遮罩+透明 Canvas 叠字）+ 模板名称输入框
+ * - 右侧：参数 Tab 面板（基础/描边/阴影/背景/排版），复用 TitleStylePanel 的 paramsOnly 模式
+ * - 底部：取消 / 保存模板 按钮
+ * - 内置模板编辑时保存会创建副本（带"副本"逻辑由 handleSave 处理）
  */
-import React, { useState } from "react"
+import React, { useEffect, useMemo, useState } from "react"
 import { Modal, Button, Input, message } from "antd"
 import TitleStylePanel from "../../pages/generate/components/title/TitleStylePanel"
 import TitleMiniPreview from "../../pages/generate/components/title/TitleMiniPreview"
 import { POSITION_OPTIONS } from "../../pages/generate/constants"
-import { FONT_OPTIONS, TITLE_PRESETS as SYSTEM_TITLE_PRESETS } from "./constants"
+import { FONT_OPTIONS } from "./constants"
 import type { TitleSettings } from "../../pages/generate/types"
 import { DEFAULT_TITLE_SETTINGS_FULL } from "../../pages/generate/types"
 import { titleStyleConfigToCamel, camelToTitleStyleConfig } from "./utils"
-import { useTitleTemplates } from "./useTitleTemplates"
 import type { TitleTemplate } from "./template-types"
+import type { TitleStyleConfig } from "./types"
 
 interface Props {
   open: boolean
   template: TitleTemplate
   onClose: () => void
-  onSaved: (template: TitleTemplate) => void
+  /** 用户点击保存：将编辑结果回调给父组件（父组件统一做 CRUD，避免双 hook 实例不同步） */
+  onSave: (data: { name: string; emoji: string; style: Partial<TitleStyleConfig> }) => void
 }
 
-const TitleTemplateEditor: React.FC<Props> = ({ open, template, onClose, onSaved }) => {
-  const { updateTemplate, createTemplate } = useTitleTemplates()
-  // 编辑态：完整 TitleSettings（camelCase）
+/** 编辑器预览用的背景图（复用卡片池第一张） */
+const EDITOR_BG = "/title-templates/portrait1.jpg"
+
+const TitleTemplateEditor: React.FC<Props> = ({ open, template, onClose, onSave }) => {
   const [settings, setSettings] = useState<TitleSettings>(() => ({
     ...DEFAULT_TITLE_SETTINGS_FULL,
     ...titleStyleConfigToCamel(template.style || {}),
-    title: "标题预览",
+    title: "预览标题文字",
   }))
   const [formName, setFormName] = useState(template.name || "")
-  const [formDesc, setFormDesc] = useState(template.description || "")
   const [formEmoji, setFormEmoji] = useState(template.emoji || "✨")
   const [saving, setSaving] = useState(false)
 
-  // 每次 open 重置
-  React.useEffect(() => {
+  useEffect(() => {
     if (open) {
       setSettings({
         ...DEFAULT_TITLE_SETTINGS_FULL,
         ...titleStyleConfigToCamel(template.style || {}),
-        title: "标题预览",
+        title: "预览标题文字",
       })
       setFormName(template.name || "")
-      setFormDesc(template.description || "")
       setFormEmoji(template.emoji || "✨")
     }
   }, [open, template])
 
-  /** 把单个 updater 包装成 setSettings patch */
   const upd = (patch: Partial<TitleSettings>) => setSettings((s) => ({ ...s, ...patch }))
 
   const handleSave = () => {
@@ -62,34 +63,32 @@ const TitleTemplateEditor: React.FC<Props> = ({ open, template, onClose, onSaved
     setSaving(true)
     try {
       const snake = camelToTitleStyleConfig(settings)
-      if (template.isBuiltin) {
-        // 内置模板保存时创建一个副本
-        const t = createTemplate({ name, description: formDesc, emoji: formEmoji, style: snake })
-        onSaved(t)
-      } else {
-        updateTemplate(template.id, { name, description: formDesc, emoji: formEmoji, style: snake })
-        onSaved({
-          ...template,
-          name,
-          description: formDesc,
-          emoji: formEmoji,
-          style: snake,
-          updatedAt: new Date().toISOString(),
-        })
-      }
+      onSave({ name, emoji: formEmoji, style: snake })
     } finally {
       setSaving(false)
     }
   }
 
+  // 编辑器内的预览用 settings：字号适配竖屏
+  const previewSettings = useMemo<TitleSettings>(() => {
+    // 竖屏宽度 200px，按比例缩放字号，让预览看起来协调
+    return { ...settings, size: Math.round(settings.size * 0.55) }
+  }, [settings])
+
   return (
     <Modal
-      title={template.isBuiltin ? `复制模板：${template.name}` : `编辑模板：${template.name}`}
+      title={
+        !template.id
+          ? "新建模板"
+          : template.isBuiltin
+            ? `基于「${template.name}」创建模板`
+            : `编辑模板：${template.name}`
+      }
       open={open}
       onCancel={onClose}
-      width={960}
+      width={860}
       footer={
-        <div style={{ display: "flex", gap: 8, justifyContent: "flex-end" }}>
+        <div style={{ display: "flex", gap: 10, justifyContent: "flex-end" }}>
           <Button onClick={onClose}>取消</Button>
           <Button type="primary" loading={saving} onClick={handleSave}>
             保存模板
@@ -97,54 +96,50 @@ const TitleTemplateEditor: React.FC<Props> = ({ open, template, onClose, onSaved
         </div>
       }
       destroyOnClose
-      className="tt-modal tt-editor-modal"
+      className="ttv3-modal"
+      styles={{ body: { padding: 0 } }}
     >
-      {/* 模板名称/描述表单 */}
-      <div
-        style={{ display: "grid", gridTemplateColumns: "60px 1fr 1fr", gap: 10, marginBottom: 14 }}
-      >
-        <div>
-          <label style={{ fontSize: 12, fontWeight: 600, display: "block", marginBottom: 6 }}>
-            图标
-          </label>
-          <Input
-            value={formEmoji}
-            maxLength={2}
-            style={{ textAlign: "center" }}
-            onChange={(e) => setFormEmoji(e.target.value)}
-          />
+      <div className="ttv3-editor">
+        {/* 左侧：竖屏预览 + 名称 */}
+        <div className="ttv3-editor-left">
+          <div className="ttv3-editor-canvas">
+            <img className="ttv3-editor-bg" src={EDITOR_BG} alt="" />
+            <div className="ttv3-vignette" />
+            <div className="ttv3-editor-canvas-inner">
+              <TitleMiniPreview
+                settings={previewSettings}
+                width={200}
+                sampleText="预览标题文字"
+                transparent
+                portrait
+              />
+            </div>
+          </div>
+          <div className="ttv3-editor-form">
+            <div className="ttv3-form-row">
+              <label>图标</label>
+              <Input
+                value={formEmoji}
+                maxLength={2}
+                style={{ textAlign: "center", width: 64 }}
+                onChange={(e) => setFormEmoji(e.target.value)}
+              />
+            </div>
+            <div className="ttv3-form-row ttv3-form-row--grow">
+              <label>
+                模板名称<span style={{ color: "#ef4444" }}>*</span>
+              </label>
+              <Input
+                placeholder="给模板起个名字"
+                value={formName}
+                maxLength={20}
+                onChange={(e) => setFormName(e.target.value)}
+              />
+            </div>
+          </div>
         </div>
-        <div>
-          <label style={{ fontSize: 12, fontWeight: 600, display: "block", marginBottom: 6 }}>
-            模板名称<span style={{ color: "#ef4444" }}> *</span>
-          </label>
-          <Input
-            placeholder="给模板起个名字，例如：抖音爆款黄"
-            value={formName}
-            maxLength={20}
-            onChange={(e) => setFormName(e.target.value)}
-          />
-        </div>
-        <div>
-          <label style={{ fontSize: 12, fontWeight: 600, display: "block", marginBottom: 6 }}>
-            模板描述
-          </label>
-          <Input
-            placeholder="简短描述（可选）"
-            value={formDesc}
-            maxLength={40}
-            onChange={(e) => setFormDesc(e.target.value)}
-          />
-        </div>
-      </div>
-
-      <div className="tt-editor">
-        {/* 左侧实时预览 */}
-        <div className="tt-editor-preview">
-          <TitleMiniPreview settings={settings} width={320} sampleText="标题预览" height={180} />
-        </div>
-        {/* 右侧编辑器 — 复用 TitleStylePanel 的细粒度能力 */}
-        <div className="tt-editor-panel">
+        {/* 右侧：参数 Tab */}
+        <div className="ttv3-editor-right">
           <TitleStylePanel
             settings={settings}
             onUpdatePosition={(p) => upd({ position: p, posX: null, posY: null })}
@@ -160,23 +155,15 @@ const TitleTemplateEditor: React.FC<Props> = ({ open, template, onClose, onSaved
               })
             }
             onToggleShadow={() => upd({ shadow: !settings.shadow })}
-            onApplyPreset={(key) => {
-              // 在编辑器中点击系统预设：把 preset 作为编辑起点
-              const pp = SYSTEM_TITLE_PRESETS.find((x) => x.key === key)
-              if (pp) {
-                setSettings((cs) => ({
-                  ...cs,
-                  ...titleStyleConfigToCamel(pp.style),
-                  lineOverrides: [],
-                  title: "标题预览",
-                }))
-              }
+            onApplyPreset={() => {
+              /* 编辑器内不使用系统预设快捷键 */
             }}
             onUpdateStyle={(patch) => upd(patch)}
             activePreset={null}
             titlePresets={[]}
             POSITION_OPTIONS={POSITION_OPTIONS}
             FONT_OPTIONS={FONT_OPTIONS}
+            paramsOnly
           />
         </div>
       </div>

apps/web/src/components/title/TitleTemplateSelector.tsx

@@ -1,237 +0,0 @@
-/**
- * 标题模板选择器（#2003）
- *
- * 参考「IP智能体设置 → 字幕设置 → 字幕模板」交互：
- * - Modal 打开后展示模板卡片网格（4 列），每张卡片含 Canvas 预览 + 名称 + 标签
- * - 系统模板（sys:）：只能「复制为我的」「应用」
- * - 自定义模板（usr:）：支持编辑/复制/导出/删除
- * - 右上角「+ 新建模板」按钮进入编辑器
- *
- * 受控使用：visible/onCancel/onSelect
- */
-import React, { useMemo, useState } from "react"
-import { Modal, Button, message, Popconfirm, Tooltip } from "antd"
-import {
-  PlusOutlined,
-  EditOutlined,
-  CopyOutlined,
-  DeleteOutlined,
-  ExportOutlined,
-  CheckOutlined,
-} from "@ant-design/icons"
-import TitleMiniPreview from "../../pages/generate/components/title/TitleMiniPreview"
-import type { TitleSettings } from "../../pages/generate/types"
-import { DEFAULT_TITLE_SETTINGS_FULL } from "../../pages/generate/types"
-import { titleStyleConfigToCamel } from "./utils"
-import { useTitleTemplates } from "./useTitleTemplates"
-import type { TitleTemplate } from "./template-types"
-import TitleTemplateEditor from "./TitleTemplateEditor"
-import "./TitleTemplate.css"
-
-interface Props {
-  open: boolean
-  /** 当前选中模板 id（可选） */
-  selectedTemplateId?: string | null
-  onClose: () => void
-  /** 选择/应用模板：返回 camelCase TitleSettings 给调用方 */
-  onSelect: (settings: TitleSettings, template: TitleTemplate) => void
-}
-
-/** 把模板 style 渲染为完整 TitleSettings（带默认值），用于预览 */
-function templateToSettings(t: TitleTemplate): TitleSettings {
-  return { ...DEFAULT_TITLE_SETTINGS_FULL, ...titleStyleConfigToCamel(t.style) }
-}
-
-const TitleTemplateSelector: React.FC<Props> = ({
-  open,
-  selectedTemplateId,
-  onClose,
-  onSelect,
-}) => {
-  const { templates, duplicateTemplate, deleteTemplate, exportTemplate, createTemplate } =
-    useTitleTemplates()
-  const [editingTemplate, setEditingTemplate] = useState<TitleTemplate | null>(null)
-  const [editorOpen, setEditorOpen] = useState(false)
-
-  const grouped = useMemo(() => {
-    return {
-      builtin: templates.filter((t) => t.isBuiltin),
-      custom: templates.filter((t) => !t.isBuiltin),
-    }
-  }, [templates])
-
-  const handleCreate = () => {
-    // 基于当前默认样式创建空白模板进入编辑
-    const t = createTemplate({
-      name: "我的标题模板",
-      style: {
-        font: DEFAULT_TITLE_SETTINGS_FULL.font,
-        size: 56,
-        color: "#ffffff",
-        bold: true,
-        italic: false,
-        stroke: true,
-        stroke_width: 4,
-        stroke_color: "#000000",
-        shadow: false,
-        bg_enabled: false,
-        line_height: 1.2,
-        max_chars_per_line: 10,
-        position: "bottom",
-        margin_top: 32,
-        line_overrides: [],
-        cover_title_config: null,
-      },
-    })
-    setEditingTemplate(t)
-    setEditorOpen(true)
-  }
-
-  const handleEdit = (t: TitleTemplate) => {
-    setEditingTemplate(t)
-    setEditorOpen(true)
-  }
-
-  const handleDuplicate = (t: TitleTemplate) => {
-    const dup = duplicateTemplate(t.id)
-    if (dup) message.success(`已复制：${dup.name}`)
-  }
-
-  const handleDelete = (t: TitleTemplate) => {
-    deleteTemplate(t.id)
-    message.success("已删除模板")
-  }
-
-  const handleExport = (t: TitleTemplate) => {
-    const json = exportTemplate(t.id)
-    if (!json) return
-    const blob = new Blob([json], { type: "application/json" })
-    const url = URL.createObjectURL(blob)
-    const a = document.createElement("a")
-    a.href = url
-    a.download = `${t.name}.title-template.json`
-    a.click()
-    URL.revokeObjectURL(url)
-  }
-
-  const handleApply = (t: TitleTemplate) => {
-    const settings = templateToSettings(t)
-    onSelect(settings, t)
-  }
-
-  const renderCard = (t: TitleTemplate) => {
-    const isSelected = selectedTemplateId === t.id
-    const settings = templateToSettings(t)
-    return (
-      <div
-        key={t.id}
-        className={`tt-card${isSelected ? " active" : ""}`}
-        onClick={() => handleApply(t)}
-      >
-        <div className="tt-card-preview">
-          <TitleMiniPreview settings={settings} width={200} sampleText="标题预览" />
-          <span className={`tt-tag${t.isBuiltin ? " sys" : " mine"}`}>
-            {t.isBuiltin ? "系统" : "我的"}
-          </span>
-          {isSelected && (
-            <span className="tt-check">
-              <CheckOutlined />
-            </span>
-          )}
-          <div className="tt-card-actions" onClick={(e) => e.stopPropagation()}>
-            {!t.isBuiltin && (
-              <Tooltip title="编辑">
-                <button type="button" className="tt-ico-btn" onClick={() => handleEdit(t)}>
-                  <EditOutlined />
-                </button>
-              </Tooltip>
-            )}
-            <Tooltip title="复制">
-              <button type="button" className="tt-ico-btn" onClick={() => handleDuplicate(t)}>
-                <CopyOutlined />
-              </button>
-            </Tooltip>
-            <Tooltip title="导出">
-              <button type="button" className="tt-ico-btn" onClick={() => handleExport(t)}>
-                <ExportOutlined />
-              </button>
-            </Tooltip>
-            {!t.isBuiltin && (
-              <Popconfirm title="删除该模板？" onConfirm={() => handleDelete(t)}>
-                <Tooltip title="删除">
-                  <button type="button" className="tt-ico-btn danger">
-                    <DeleteOutlined />
-                  </button>
-                </Tooltip>
-              </Popconfirm>
-            )}
-          </div>
-        </div>
-        <div className="tt-card-meta">
-          <span className="tt-card-emoji">{t.emoji || "✨"}</span>
-          <span className="tt-card-name" title={t.name}>
-            {t.name}
-          </span>
-        </div>
-      </div>
-    )
-  }
-
-  return (
-    <>
-      <Modal
-        title={
-          <div className="tt-modal-title">
-            <span>🎨 选择标题模板</span>
-            <Button type="primary" size="small" icon={<PlusOutlined />} onClick={handleCreate}>
-              新建模板
-            </Button>
-          </div>
-        }
-        open={open && !editorOpen}
-        onCancel={onClose}
-        footer={null}
-        width={880}
-        className="tt-modal"
-        destroyOnClose
-      >
-        <div className="tt-section">
-          <div className="tt-section-title">我的模板</div>
-          {grouped.custom.length === 0 ? (
-            <div className="tt-empty">
-              <div className="tt-empty-emoji">✨</div>
-              <div>还没有自定义模板，点击右上角「新建模板」创建第一个吧</div>
-            </div>
-          ) : (
-            <div className="tt-grid">{grouped.custom.map(renderCard)}</div>
-          )}
-        </div>
-
-        <div className="tt-section">
-          <div className="tt-section-title">系统模板</div>
-          <div className="tt-grid">{grouped.builtin.map(renderCard)}</div>
-        </div>
-      </Modal>
-
-      {editorOpen && editingTemplate && (
-        <TitleTemplateEditor
-          open={editorOpen}
-          template={editingTemplate}
-          onClose={() => {
-            setEditorOpen(false)
-            setEditingTemplate(null)
-          }}
-          onSaved={(t) => {
-            setEditorOpen(false)
-            setEditingTemplate(null)
-            message.success(`已保存：${t.name}`)
-            // 保存后自动应用
-            handleApply(t)
-          }}
-        />
-      )}
-    </>
-  )
-}
-
-export default TitleTemplateSelector

apps/web/src/components/title/constants.ts

@@ -127,6 +127,7 @@ export interface TitlePreset {
 }
 
 const BASE: Partial<TitleStyleConfig> = {
+  position: "bottom",
   line_overrides: [],
   cover_title_config: null,
 }

apps/web/src/pages/ai-avatar/AiAvatarPage.tsx

@@ -61,6 +61,10 @@ const AiAvatarPage: React.FC = () => {
     "generating",
   )
   const [lipsyncErrorMessage, setLipsyncErrorMessage] = useState("")
+  /* ── 对口型耗时计时（秒） ── */
+  const [lipsyncElapsed, setLipsyncElapsed] = useState(0)
+  const lipsyncStartAtRef = useRef<number>(0)
+  const lipsyncTickRef = useRef<ReturnType<typeof setInterval> | null>(null)
   /* ── 渲染进度弹窗 ── */
   const [showRenderModal, setShowRenderModal] = useState(false)
   const [renderStatus, setRenderStatus] = useState<"generating" | "completed" | "failed">(
@@ -222,6 +226,13 @@ const AiAvatarPage: React.FC = () => {
       setShowLipsyncModal(true)
       setLipsyncStatus("generating")
       setLipsyncErrorMessage("")
+      // 启动计时器
+      lipsyncStartAtRef.current = Date.now()
+      setLipsyncElapsed(0)
+      if (lipsyncTickRef.current) clearInterval(lipsyncTickRef.current)
+      lipsyncTickRef.current = setInterval(() => {
+        setLipsyncElapsed(Math.floor((Date.now() - lipsyncStartAtRef.current) / 1000))
+      }, 1000)
 
       const asset = await getAssetById(video.id)
       const videoUrl = asset?.file_url
@@ -265,6 +276,11 @@ const AiAvatarPage: React.FC = () => {
           state.setLipsyncJob(updated)
           if (updated.status === "completed") {
             if (lipsyncTimerRef.current) clearInterval(lipsyncTimerRef.current)
+            if (lipsyncTickRef.current) {
+              clearInterval(lipsyncTickRef.current)
+              lipsyncTickRef.current = null
+            }
+            setLipsyncElapsed(Math.floor((Date.now() - lipsyncStartAtRef.current) / 1000))
             setLipsyncStatus("completed")
             setTimeout(() => {
               setShowLipsyncModal(false)
@@ -272,6 +288,10 @@ const AiAvatarPage: React.FC = () => {
             }, 1000)
           } else if (updated.status === "failed") {
             if (lipsyncTimerRef.current) clearInterval(lipsyncTimerRef.current)
+            if (lipsyncTickRef.current) {
+              clearInterval(lipsyncTickRef.current)
+              lipsyncTickRef.current = null
+            }
             setLipsyncStatus("failed")
             setLipsyncErrorMessage(updated.error_message || "对口型生成失败")
           }
@@ -285,6 +305,10 @@ const AiAvatarPage: React.FC = () => {
         data: (err as { response?: { data?: unknown } })?.response?.data,
         message: err instanceof Error ? err.message : String(err),
       })
+      if (lipsyncTickRef.current) {
+        clearInterval(lipsyncTickRef.current)
+        lipsyncTickRef.current = null
+      }
       setShowLipsyncModal(false)
       message.error(err instanceof Error ? err.message : "对口型任务提交失败，请重试")
     }
@@ -305,15 +329,21 @@ const AiAvatarPage: React.FC = () => {
       clearInterval(lipsyncTimerRef.current)
       lipsyncTimerRef.current = null
     }
+    if (lipsyncTickRef.current) {
+      clearInterval(lipsyncTickRef.current)
+      lipsyncTickRef.current = null
+    }
     setShowLipsyncModal(false)
     setLipsyncStatus("generating")
     setLipsyncErrorMessage("")
+    setLipsyncElapsed(0)
   }, [])
 
   // 清理轮询
   useEffect(() => {
     return () => {
       if (lipsyncTimerRef.current) clearInterval(lipsyncTimerRef.current)
+      if (lipsyncTickRef.current) clearInterval(lipsyncTickRef.current)
       if (renderTimerRef.current) clearInterval(renderTimerRef.current)
     }
   }, [])
@@ -963,6 +993,19 @@ const AiAvatarPage: React.FC = () => {
                   <div style={{ marginTop: 20, fontSize: 15, color: "#1a1a2e" }}>
                     对口型视频生成中…
                   </div>
+                  <div
+                    style={{
+                      marginTop: 12,
+                      fontSize: 28,
+                      fontWeight: 700,
+                      fontVariantNumeric: "tabular-nums",
+                      color: "#7c3aed",
+                    }}
+                  >
+                    {`${Math.floor(lipsyncElapsed / 60)
+                      .toString()
+                      .padStart(2, "0")}:${(lipsyncElapsed % 60).toString().padStart(2, "0")}`}
+                  </div>
                   <div style={{ marginTop: 8, fontSize: 13, color: "#8c8ca1" }}>
                     请勿关闭页面，完成后将自动提示
                   </div>
@@ -974,6 +1017,20 @@ const AiAvatarPage: React.FC = () => {
                   <div style={{ marginTop: 16, fontSize: 15, color: "#1a1a2e" }}>
                     对口型视频生成完成
                   </div>
+                  <div
+                    style={{
+                      marginTop: 8,
+                      fontSize: 13,
+                      color: "#10b981",
+                      fontVariantNumeric: "tabular-nums",
+                    }}
+                  >
+                    总耗时{" "}
+                    {Math.floor(lipsyncElapsed / 60)
+                      .toString()
+                      .padStart(2, "0")}
+                    :{(lipsyncElapsed % 60).toString().padStart(2, "0")}
+                  </div>
                 </>
               )}
               {lipsyncStatus === "failed" && (

apps/web/src/pages/generate/GeneratePage.tsx

@@ -8,15 +8,12 @@ import React, { useMemo, useState, useEffect, useRef, useCallback } from "react"
 import { message } from "antd"
 import { useNavigate } from "react-router-dom"
 import type { VoiceClone } from "@/api/voice-clone"
-import { useQuery } from "@tanstack/react-query"
 import { useCloneProgress } from "@/hooks/useCloneProgress"
 import CloneModal from "@/components/voice/CloneModal"
 import VoiceSelectModal from "./components/VoiceSelectModal"
 import ScriptSelectModal from "./components/ScriptSelectModal"
 import TtsVoiceModal from "./components/TtsVoiceModal"
 import GenerateHeader from "./components/GenerateHeader"
-import FrontendPreviewPlayer from "./components/FrontendPreviewPlayer"
-import CanvasPreviewGrid from "./components/CanvasPreviewGrid"
 import PreviewCountModal from "./components/PreviewCountModal"
 import GenerateStepsBar from "./components/GenerateStepsBar"
 import GenerateStepContent from "./components/GenerateStepContent"
@@ -24,13 +21,10 @@ import GenerateStepActions from "./components/GenerateStepActions"
 import { useGenerateFormState } from "./hooks/useGenerateFormState"
 import { useStepNavigation } from "./hooks/useStepNavigation"
 import { useGenerateVideo } from "./hooks/useGenerateVideo"
+import { finalizeGeneration } from "@/api/generation/finalize"
 
-import { usePreviewAssets } from "./hooks/usePreviewAssets"
 import { useBatchVariantPlans } from "./hooks/useBatchVariantPlans"
-import { useVariantVoicePreview } from "./hooks/useVariantVoicePreview"
 import { useTitleStyleUpdaters } from "./hooks/useStep4Title/useTitleStyleUpdaters"
-import { getAssetsByKind } from "@/api/assets"
-import { previewTts } from "@/api/tts"
 import { usePointsStore } from "@/store/pointsStore"
 import { hasEnoughPoints } from "./hooks/pointsCost"
 import { ENABLE_CREDIT_SYSTEM } from "@/config/features"
@@ -101,8 +95,6 @@ const GeneratePage: React.FC = () => {
     setPreviewTaskId,
     storedSourceEditPlanId,
     setStoredSourceEditPlanId,
-    serverClips,
-    setServerClips,
     previewCount,
     setPreviewCount,
     previewTitles,
@@ -148,6 +140,9 @@ const GeneratePage: React.FC = () => {
   /* ── 数量选择弹窗 ── */
   const [countModalOpen, setCountModalOpen] = useState(false)
 
+  /* ── Step5 保存中状态 ── */
+  const [finishing, setFinishing] = useState(false)
+
   /* ── #1970 流程重构：分支弹窗 ── */
   const [voiceModalOpen, setVoiceModalOpen] = useState(false)
   const [scriptModalOpen, setScriptModalOpen] = useState(false)
@@ -159,62 +154,6 @@ const GeneratePage: React.FC = () => {
     onTitleSettingsChange: setTitleSettings,
   })
 
-  /* ── 配音素材库（TTS 试听）── */
-  const { data: voiceMaterials = [] } = useQuery({
-    queryKey: ["assets", "voice"],
-    queryFn: () => getAssetsByKind("voice", { limit: 50 }),
-  })
-
-  const [previewVoiceAudioUrl, setPreviewVoiceAudioUrl] = useState<string | null>(null)
-  const ttsAbortRef = useRef<AbortController | null>(null)
-  const variant0Title = isBatch ? previewTitles?.[0] || "" : ""
-
-  useEffect(() => {
-    if (isBatch) return
-    const voiceAsset = voiceMaterials.find((m) => m.id === selectedVoice)
-    if (voiceAsset?.file_url) {
-      setPreviewVoiceAudioUrl(voiceAsset.file_url)
-      return
-    }
-
-    const ttsTitle = titleSettings.title
-    const voiceId = selectedClonedVoice || selectedVoice
-    if (!voiceId || !ttsTitle) {
-      setPreviewVoiceAudioUrl(null)
-      return
-    }
-
-    ttsAbortRef.current?.abort()
-    const controller = new AbortController()
-    ttsAbortRef.current = controller
-    let cancelled = false
-
-    previewTts({ text: ttsTitle, voice_id: voiceId })
-      .then((res) => {
-        if (!cancelled && res.audio_url) {
-          setPreviewVoiceAudioUrl(res.audio_url)
-        }
-      })
-      .catch((err) => {
-        if (!cancelled) {
-          console.warn("[预览配音生成失败]", err)
-          setPreviewVoiceAudioUrl(null)
-        }
-      })
-
-    return () => {
-      cancelled = true
-      controller.abort()
-    }
-  }, [
-    selectedVoice,
-    selectedClonedVoice,
-    titleSettings.title,
-    variant0Title,
-    isBatch,
-    voiceMaterials,
-  ])
-
   /* ── 克隆声音 ── */
   const { addClone } = useCloneProgress()
 
@@ -239,30 +178,11 @@ const GeneratePage: React.FC = () => {
     [bgm],
   )
 
-  /* ── 加载素材详情 ── */
-  const previewAssetsEnabled = previewAssetIds.length > 0
-  const {
-    assets: previewAssets,
-    ready: previewAssetsReady,
-    ensureAssets,
-  } = usePreviewAssets(previewAssetIds, previewAssetsEnabled)
-
-  /* ── 预览就绪 ── */
-  // #1899: 不再依赖 currentTemplate，素材加载完即可预览
-  const previewReady = previewAssetsReady
-
   /* ── 批量变体真实片段（#1744） ── */
   const batchVoiceLibraryId =
     voiceMode === "clone" ? selectedClonedVoice || selectedVoice || "" : selectedVoice || ""
-  const {
-    clipsByVariant: variantClips,
-    planIdsByVariant: variantPlanIds,
-    voiceDurationsByVariant: variantVoiceDurations,
-    loading: variantClipsLoading,
-    error: variantClipsError,
-    retry: retryVariantClips,
-  } = useBatchVariantPlans({
-    enabled: isBatch && currentStep === 3 && previewAssetsReady,
+  const { planIdsByVariant: variantPlanIds } = useBatchVariantPlans({
+    enabled: isBatch && currentStep === 3,
     count: previewCount,
     templateId: selectedTemplate || "",
     assetIds: previewAssetIds,
@@ -272,39 +192,6 @@ const GeneratePage: React.FC = () => {
     voiceModePerVideo,
   })
 
-  /* ── 批量变体配音预览 URL ── */
-  const variantVoiceAudioUrls = useVariantVoicePreview({
-    enabled: isBatch,
-    count: previewCount,
-    perVideo: voiceModePerVideo,
-    sharedVoiceId: selectedVoice || "",
-    clonedVoiceId: selectedClonedVoice || "",
-    variantVoiceIds: voiceLibraryIds || [],
-    titles: previewTitles || [],
-  })
-
-  /* ── 变体 clips 引用素材补拉 ── */
-  const clipAssetIds = useMemo(() => {
-    if (!isBatch || !variantClips?.length) return []
-    const ids = new Set<string>()
-    variantClips.forEach((list) => list.forEach((c) => c.asset_id && ids.add(c.asset_id)))
-    return Array.from(ids)
-  }, [isBatch, variantClips])
-  useEffect(() => {
-    if (clipAssetIds.length > 0) void ensureAssets(clipAssetIds)
-  }, [clipAssetIds, ensureAssets])
-
-  /* ── 勾选变体 ── */
-  const toggleVariantSelect = useCallback(
-    (index: number) => {
-      setSelectedVariantIds((prev) => {
-        const list = prev || []
-        return list.includes(index) ? list.filter((i) => i !== index) : [...list, index].sort()
-      })
-    },
-    [setSelectedVariantIds],
-  )
-
   /* ── 视频生成核心逻辑 ── */
   const {
     generating,
@@ -484,10 +371,6 @@ const GeneratePage: React.FC = () => {
         return
       }
     }
-    if (!previewReady) {
-      message.warning("预览素材正在加载，请稍候")
-      return
-    }
     const ok = await handleGenerate()
     if (ok) {
       setCurrentStep(4)
@@ -498,7 +381,6 @@ const GeneratePage: React.FC = () => {
     previewTitles,
     titleSettings.aiAutoSelect,
     titleSettings.title,
-    previewReady,
     handleGenerate,
     setCurrentStep,
     balance,
@@ -526,14 +408,84 @@ const GeneratePage: React.FC = () => {
     },
   })
 
-  /* ── 最终成片 ── */
+  /* ── 最终成片（单视频） ── */
   const finalVideo = generatedVideos[0]
 
+  /* ── Step5 完成：先 confirm（同步标题/封面到任务）再 finalize（正式入库成品库） ── */
+  const handleFinish = useCallback(async () => {
+    if (finishing) return
+    // 校验：单视频必须已生成；批量必须所有已选视频有封面或确认跳过
+    if (isBatch) {
+      if (generatedVideos.length === 0) {
+        message.warning("请等待视频生成完成")
+        return
+      }
+    } else {
+      if (!finalVideo) {
+        message.warning("请等待视频生成完成")
+        return
+      }
+    }
+    setFinishing(true)
+    const hide = message.loading("正在保存到视频库...", 0)
+    try {
+      const taskIds =
+        batchTasks && batchTasks.length > 0
+          ? batchTasks.map((t) => t.taskId).filter(Boolean)
+          : finalVideo?.generation_task_id
+            ? [finalVideo.generation_task_id]
+            : []
+
+      // 单视频/批量：为每个 awaiting_cover 任务调用 finalize（入库 + 绑定封面 + 自定义标题）
+      if (isBatch && previewCovers.length > 0) {
+        await Promise.all(
+          taskIds.map(async (taskId, idx) => {
+            const coverUrl = previewCovers[idx] || ""
+            return finalizeGeneration(taskId, {
+              cover_url: coverUrl || undefined,
+              custom_title: previewTitles[idx] || titleSettings.title || "",
+            })
+          }),
+        )
+      } else if (finalVideo?.generation_task_id) {
+        const coverUrl = coverSettings.thumbnail_url || coverSettings.upload_url || ""
+        await finalizeGeneration(finalVideo.generation_task_id, {
+          cover_url: coverUrl || undefined,
+          custom_title: titleSettings.title || "",
+        })
+      }
+
+      hide()
+      message.success("已保存到视频库")
+      navigate("/app/products")
+    } catch (err) {
+      hide()
+      console.error("[保存失败]", err)
+      const detail =
+        (err as { response?: { data?: { detail?: string; message?: string } } })?.response?.data
+          ?.detail ||
+        (err as { response?: { data?: { detail?: string; message?: string } } })?.response?.data
+          ?.message ||
+        "保存失败，请稍后在任务历史查看"
+      message.error(detail)
+    } finally {
+      setFinishing(false)
+    }
+  }, [
+    finishing,
+    isBatch,
+    finalVideo,
+    generatedVideos,
+    batchTasks,
+    previewCovers,
+    previewTitles,
+    titleSettings.title,
+    coverSettings,
+    navigate,
+  ])
+
   /* ── 布局 class ── */
-  const layoutClassName = useMemo(() => {
-    if (currentStep === 3) return "xx-generate-layout step4-layout"
-    return "xx-generate-layout full-width"
-  }, [currentStep])
+  const layoutClassName = "xx-generate-layout full-width"
 
   /* ── 积分消耗估算（步骤3确认生成展示用） ── */
   const unitsForCost = isBatch ? Math.max(selectedVariantIds.length, 1) : 1
@@ -561,66 +513,7 @@ const GeneratePage: React.FC = () => {
       <GenerateStepsBar currentStep={currentStep} onStepClick={setCurrentStep} />
 
       <div className={layoutClassName}>
-        {/* ════ 步骤3：左侧预览大区域 ════ */}
-        {currentStep === 3 && (
-          <div className="xx-generate-preview-col">
-            {!isBatch ? (
-              <FrontendPreviewPlayer
-                assets={previewAssets}
-                videoRatio={videoRatio as "9:16" | "16:9"}
-                ready={previewAssets.length > 0}
-                serverClips={serverClips}
-                voiceAudioUrl={previewVoiceAudioUrl || undefined}
-                titleSettings={{
-                  title: titleSettings.title,
-                  size: titleSettings.size,
-                  font: titleSettings.font,
-                  color: titleSettings.color,
-                  position: titleSettings.position as "top" | "center" | "bottom" | "custom",
-                  bold: titleSettings.bold,
-                  italic: titleSettings.italic,
-                  stroke: titleSettings.stroke,
-                  shadow: titleSettings.shadow,
-                  posX: titleSettings.posX,
-                  posY: titleSettings.posY,
-                }}
-                onTitlePositionChange={styleUpdaters.updateTitlePosition}
-              />
-            ) : (
-              <div className="xx-form-section">
-                <div className="xx-preview-header">
-                  <h3>🎬 {previewCount} 个视频预览</h3>
-                  <span
-                    style={{
-                      fontSize: 13,
-                      color: "var(--text-secondary, #666)",
-                    }}
-                  >
-                    实时预览，勾选要生成的视频
-                  </span>
-                </div>
-                <CanvasPreviewGrid
-                  count={previewCount}
-                  assets={previewAssets}
-                  videoRatio={videoRatio as "9:16" | "16:9"}
-                  titles={previewTitles}
-                  titleSettings={titleSettings}
-                  voiceAudioUrls={variantVoiceAudioUrls}
-                  voiceDurations={variantVoiceDurations}
-                  variantClips={variantClips}
-                  clipsLoading={variantClipsLoading}
-                  clipsError={variantClipsError}
-                  onRetryClips={retryVariantClips}
-                  selectedIds={selectedVariantIds}
-                  onToggleSelect={toggleVariantSelect}
-                  selectable={!generating}
-                />
-              </div>
-            )}
-          </div>
-        )}
-
-        {/* ════ 右侧：步骤1~2 表单 / 步骤3 标题边栏 / 步骤4 确认生成进度 / 步骤5 封面 ════ */}
+        {/* ════ 步骤1~2 表单 / 步骤3 标题设置 / 步骤4 确认生成进度 / 步骤5 封面 ════ */}
         <div className="xx-generate-form">
           <GenerateStepContent
             currentStep={currentStep}
@@ -664,11 +557,7 @@ const GeneratePage: React.FC = () => {
             onPreviewCountChange={setPreviewCount}
             videoRatio={videoRatio as "9:16" | "16:9"}
             onVideoRatioChange={(r) => setVideoRatio(r)}
-            selectedScript={selectedScript}
-            ttsVoiceId={ttsVoiceId}
-            ttsVoiceSource={ttsVoiceSource}
             onSelectedVoiceChange={setSelectedVoice}
-            onServerClipsChange={setServerClips}
             generating={generating}
             generated={generated}
             generateError={generateError}
@@ -750,12 +639,6 @@ const GeneratePage: React.FC = () => {
                   <button className="xx-btn xx-btn-ghost xx-btn-sm" onClick={handleShare}>
                     🔗 分享
                   </button>
-                  <button
-                    className="xx-btn xx-btn-ghost xx-btn-sm"
-                    onClick={() => navigate("/app/products")}
-                  >
-                    📁 前往成片库
-                  </button>
                 </div>
               </div>
             </div>
@@ -775,6 +658,8 @@ const GeneratePage: React.FC = () => {
             pointsInsufficient={insufficientPoints}
             insufficientReason={pointsEstimate.reason}
             onRecharge={() => navigate("/app/points/recharge")}
+            onFinish={handleFinish}
+            finishing={finishing}
           />
         </div>
       </div>

apps/web/src/pages/generate/components/BatchGenerationGrid.tsx

@@ -37,7 +37,9 @@ const BatchGenerationGrid: React.FC<BatchGenerationGridProps> = ({
       <div className="xx-preview-header">
         <h3>🎬 正在生成 {tasks.length} 个视频</h3>
         <span style={{ fontSize: 13, color: "var(--text-secondary, #666)" }}>
-          完成 {tasks.filter((t) => t.status === "completed").length} / {tasks.length}
+          完成{" "}
+          {tasks.filter((t) => t.status === "completed" || t.status === "awaiting_cover").length} /{" "}
+          {tasks.length}
         </span>
       </div>
       {/* #1800: grid 列宽 / gap / justify 全部交由 .xx-batch-gen-grid CSS 控制 */}
@@ -49,7 +51,7 @@ const BatchGenerationGrid: React.FC<BatchGenerationGridProps> = ({
             <div key={task.taskId} className={`xx-batch-gen-card status-${task.status}`}>
               <div className="xx-batch-gen-card-head">
                 <span className="xx-batch-gen-card-title" title={title}>
-                  {task.status === "completed" ? (
+                  {task.status === "completed" || task.status === "awaiting_cover" ? (
                     <CheckCircleFilled
                       className="xx-batch-gen-card-icon"
                       style={{ color: "#52c41a" }}
@@ -83,7 +85,7 @@ const BatchGenerationGrid: React.FC<BatchGenerationGridProps> = ({
                     <div className="xx-batch-gen-card-pct">{Math.round(task.progress)}%</div>
                   </>
                 )}
-                {task.status === "completed" && video && (
+                {(task.status === "completed" || task.status === "awaiting_cover") && video && (
                   // 竖屏自适应容器（#1750）：成片固定 1080×1920（9:16），
                   // 视频按真实宽高比 contain 显示，黑底居中，杜绝横屏播放器左右大黑边
                   <div
@@ -111,7 +113,7 @@ const BatchGenerationGrid: React.FC<BatchGenerationGridProps> = ({
                     />
                   </div>
                 )}
-                {task.status === "completed" && !video && (
+                {(task.status === "completed" || task.status === "awaiting_cover") && !video && (
                   <div className="xx-batch-gen-card-done">✅ 已完成（成片可在下一步选择封面）</div>
                 )}
                 {task.status === "failed" && (

apps/web/src/pages/generate/components/CanvasPreviewGrid.tsx

@@ -1,156 +0,0 @@
-/**
- * 批量前端 Canvas 实时预览网格（Issue #1677 起，#1750 对齐基线：只播放后端真实计划）
- *
- * N 个 FrontendPreviewPlayer 网格排列：
- * - 纯前端 Canvas + video 元素实时播放素材片段，不调任何后端渲染接口；
- * - #1744/#1750：片段只来自后端变体计划接口（POST /generation/variant-plans）的真实
- *   clips，与正式批量生成同源自 reselect_plan_for_variant，预览即成片；
- *   接口失败/数据不完整 → 整网格显示错误态+重试（严禁本地假数据冒充预览）；
- *   加载中 → 9:16 占位防塌陷；
- * - 各自叠加独立标题浮层（variantTitle），标题样式全局共用；
- * - 勾选框决定提交时生成哪些变体；
- * - 每个变体挂载各自配音 URL（独立模式 #1750）或共用同一条；播放互斥：
- *   点击某卡片播放时其他卡片自动暂停，同一时刻只有一路声音（#1741）。
- */
-import React, { useState } from "react"
-import type { AssetItem } from "@/api/assets"
-import type { EditPlanClip } from "@/api/template-editor"
-import { LoadingOutlined, ReloadOutlined } from "@ant-design/icons"
-import { Button } from "antd"
-import type { TitleSettings } from "../types"
-import FrontendPreviewPlayer from "./FrontendPreviewPlayer"
-
-interface CanvasPreviewGridProps {
-  count: number
-  assets: AssetItem[]
-  videoRatio: string
-  titles: string[]
-  titleSettings: TitleSettings
-  /**
-   * 各变体配音预览音频 URL（#1750：独立配音模式每变体一条；共用模式全为同一条；
-   * 元素为 null 表示该变体暂无音频（AI 音色 TTS 合成中））
-   */
-  voiceAudioUrls?: (string | null)[]
-  /**
-   * 各变体配音时长（秒）：后端返回 voice_duration 优先；未返回则为 undefined，
-   * 由 FrontendPreviewPlayer 在 audio loadedmetadata 时自测兜底。
-   * 长度=count，undefined 项表示该变体未提供后端时长。
-   */
-  voiceDurations?: (number | undefined)[]
-  /**
-   * 各变体的后端真实片段（#1744/#1750）：长度=count。
-   * 仅 clipsLoading=false 且 clipsError=false 时才会传给播放器。
-   */
-  variantClips?: EditPlanClip[][]
-  /** 是否正在向后端申请变体计划 */
-  clipsLoading?: boolean
-  /** 申请变体计划失败（端点未上线/网络错误/数据不完整）：显示错误态，严禁假数据 */
-  clipsError?: boolean
-  /** 用户点击错误态「重试」 */
-  onRetryClips?: () => void
-  /** 勾选的变体序号 */
-  selectedIds: number[]
-  onToggleSelect: (index: number) => void
-  /** 生成中禁止勾选 */
-  selectable?: boolean
-}
-
-const CanvasPreviewGrid: React.FC<CanvasPreviewGridProps> = ({
-  count,
-  assets,
-  videoRatio,
-  titles,
-  titleSettings,
-  voiceAudioUrls,
-  voiceDurations,
-  variantClips,
-  clipsLoading = false,
-  clipsError = false,
-  onRetryClips,
-  selectedIds,
-  onToggleSelect,
-  selectable = true,
-}) => {
-  // ── 播放互斥（#1741）：同一时刻只有一个卡片持有播放权（token = 变体序号，0 起，#1750） ──
-  const [activePlayToken, setActivePlayToken] = useState<number | null>(null)
-
-  // count 上限已在源头 PreviewCountModal 的数量选择（1~MAX_PREVIEW_COUNT=10）clamp，
-  // 这里完整渲染所有变体，保证每个变体都有勾选/预览入口，UI 与数据不脱节
-  return (
-    <div className="xx-canvas-grid">
-      {Array.from({ length: count }, (_, i) => {
-        const checked = selectedIds.includes(i)
-        return (
-          <div
-            key={i}
-            className={`xx-canvas-grid-card${checked ? " selected" : ""}`}
-            data-variant={i}
-          >
-            <div className="xx-canvas-grid-card-bar">
-              <label className="xx-canvas-grid-check">
-                <input
-                  type="checkbox"
-                  checked={checked}
-                  disabled={!selectable}
-                  onChange={() => onToggleSelect(i)}
-                />
-                <span>视频 {i + 1}</span>
-              </label>
-            </div>
-            {clipsError ? (
-              // ── 错误态（#1750）：9:16 占位防塌陷，不渲染任何播放器（严禁假数据） ──
-              <div className="xx-variant-clips-status" role="alert">
-                <span className="xx-variant-clips-error-text">预览加载失败，请重试</span>
-                {i === 0 && onRetryClips ? (
-                  <Button
-                    size="small"
-                    icon={<ReloadOutlined />}
-                    onClick={onRetryClips}
-                    style={{ marginTop: 12 }}
-                  >
-                    重试
-                  </Button>
-                ) : null}
-              </div>
-            ) : clipsLoading || !variantClips?.[i]?.length ? (
-              // ── 加载态：9:16 占位防塌陷 ──
-              <div className="xx-variant-clips-status" aria-label={`变体${i + 1}片段加载中`}>
-                <LoadingOutlined />
-                <span style={{ marginTop: 8 }}>独立选片中…</span>
-              </div>
-            ) : (
-              <FrontendPreviewPlayer
-                assets={assets}
-                videoRatio={videoRatio}
-                ready={assets.length > 0}
-                playToken={i}
-                serverClips={variantClips[i]}
-                variantTitle={titles[i] || ""}
-                voiceAudioUrl={voiceAudioUrls?.[i] || undefined}
-                voiceDurationHint={voiceDurations?.[i]}
-                activePlayToken={activePlayToken}
-                onPlayTokenChange={setActivePlayToken}
-                compact
-                titleSettings={{
-                  title: titles[i] || "",
-                  size: titleSettings.size,
-                  font: titleSettings.font,
-                  color: titleSettings.color,
-                  position: titleSettings.position as "top" | "center" | "bottom" | "custom",
-                  bold: titleSettings.bold,
-                  italic: titleSettings.italic,
-                  stroke: titleSettings.stroke,
-                  shadow: titleSettings.shadow,
-                  posX: titleSettings.posX,
-                  posY: titleSettings.posY,
-                }}
-              />
-            )}
-          </div>
-        )
-      })}
-    </div>
-  )
-}
-
-export default CanvasPreviewGrid

apps/web/src/pages/generate/components/FrontendPreviewPlayer.tsx

@@ -1,602 +0,0 @@
-/**
- * 前端预览播放器 — 原生 Video 元素方案（浏览器硬件解码，独立线程，不阻塞 UI）
- *
- * 架构：
- * - 默认走原生 video 元素多片段切换播放（useSegmentScheduler 调度），
- *   叠加标题 CSS 浮层、配音音轨（usePreviewAudio）、尾段冻结看门狗、批量播放互斥 token。
- *   UI 拆分为 PreviewControls（控制条/按钮） + PreviewProgressBar（进度条）两个子组件。
- * - WebCodecs 路径已废弃（原 useWebCodecs 常量恒为 false，相关死代码已移除），
- *   保留 useCanvasPlayer hook 文件供未来兜底（不影响当前打包体积）。
- *
- * 对外 API 完全不变：assets / videoRatio / ready / voiceAudioUrl / serverClips 等。
- */
-import React, { useMemo, useCallback, useState, useRef, useEffect } from "react"
-import { PlayCircleOutlined, SoundOutlined } from "@ant-design/icons"
-import type { AssetItem } from "@/api/assets"
-import type { EditPlanClip } from "@/api/template-editor"
-import { useSegmentScheduler, type PlaybackSegment } from "../hooks/useSegmentScheduler"
-import { usePreviewAudio } from "../hooks/usePreviewAudio"
-import { PreviewControls } from "./PreviewControls"
-import { getFontFamily } from "@/components/title/constants"
-
-interface FrontendPreviewPlayerProps {
-  assets: AssetItem[]
-  videoRatio: string
-  ready: boolean
-  /** 服务端变体计划真实片段（#1750：必填，无 fallback；批量网格传入各变体自己的 clips） */
-  serverClips?: EditPlanClip[]
-  voiceAudioUrl?: string
-  titleSettings?: {
-    title: string
-    size: number
-    font: string
-    color: string
-    position: "top" | "center" | "bottom" | "custom"
-    bold?: boolean
-    italic?: boolean
-    stroke?: boolean
-    shadow?: boolean
-    posX?: number | null
-    posY?: number | null
-  }
-  onTitlePositionChange?: (posX: number, posY: number) => void
-  /**
-   * 播放互斥 token（#1750）：批量网格中为变体序号（0 起），单视频不传。
-   * 持有播放权的实例播放，其余自动暂停。
-   */
-  playToken?: number
-  /** 变体标题文字（批量时每个预览独立标题，叠加在画面上）；不传用 titleSettings.title */
-  variantTitle?: string
-  /** 紧凑模式（批量网格中使用，缩小内边距/标题尺寸） */
-  compact?: boolean
-  /**
-   * 批量网格播放互斥（#1741/#1750）：当前持有播放权的实例 token（变体序号）。
-   * 持有权变化且不等于自身时，本实例自动暂停（视频+配音）。单视频模式不传。
-   */
-  activePlayToken?: number | null
-  /** 播放权变化回调：本实例请求播放时传自身 playToken，暂停时传 null */
-  onPlayTokenChange?: (token: number | null) => void
-  /**
-   * 后端返回的配音时长（秒）P0 对齐：优先以该值作为音画时长锚点；
-   * 未提供则在 audio loadedmetadata 后自测兜底。
-   */
-  voiceDurationHint?: number
-}
-
-/**
- * 将后端变体计划 clips 映射为播放片段（#1750：唯一数据来源，无本地模拟 fallback）
- *
- * 预览不渲染：浏览器按后端真实计划即时播放素材原片，预览即成片。
- * 模板片段数固定、成片时长=配音时长（后端等比分配），前端不再有任何时长假设。
- */
-function buildPlaybackSegments(
-  assets: AssetItem[],
-  serverClips?: EditPlanClip[],
-  /** #1754 前端兜底：配音时长≠clips 总时长时，按比例缩放每段播放时长并调速 */
-  speedFactor = 1,
-): PlaybackSegment[] {
-  if (!assets.length || !serverClips || serverClips.length === 0) return []
-
-  const assetMap = new Map(assets.map((a) => [a.id, a]))
-  const segments: PlaybackSegment[] = []
-  // speedFactor > 1 表示 clips 偏短需加速；< 1 表示 clips 偏长需减速
-  const invSpeed = speedFactor > 0 && Math.abs(speedFactor - 1) > 0.01 ? 1 / speedFactor : 1
-  for (const clip of serverClips) {
-    const asset = assetMap.get(clip.asset_id)
-    if (!asset) continue
-    const assetDuration = asset.duration || asset.metadata?.duration || 0
-    const startTime = clip.start_time || 0
-    // 片段时长以后端计划为准（配音时长等比分配）；素材时长仅用于兜底钳制边界
-    const rawClipDuration = clip.duration || 0
-    // #1754：按 speedFactor 缩放片段时长，使总时长匹配配音
-    const clipDuration = invSpeed !== 1 ? rawClipDuration * invSpeed : rawClipDuration
-    const endTime =
-      assetDuration > 0
-        ? Math.min(startTime + clipDuration, assetDuration)
-        : startTime + clipDuration
-    const videoUrl = asset.file_url || asset.storage_key
-    segments.push({
-      assetId: asset.id,
-      videoUrl,
-      startTime,
-      endTime,
-      order: clip.order,
-      playbackRate: invSpeed !== 1 ? speedFactor : undefined,
-    })
-  }
-  return segments.sort((a, b) => a.order - b.order)
-}
-
-const FrontendPreviewPlayer: React.FC<FrontendPreviewPlayerProps> = ({
-  assets,
-  videoRatio,
-  ready,
-  serverClips,
-  voiceAudioUrl,
-  voiceDurationHint,
-  titleSettings,
-  onTitlePositionChange,
-  playToken,
-  variantTitle,
-  compact = false,
-  activePlayToken = null,
-  onPlayTokenChange,
-}) => {
-  // #1754→P0：配音时长作为音画时长锚点。
-  // 优先使用后端返回的 voiceDurationHint；音频 loadedmetadata 后再以自测值覆盖（更精确）。
-  const [voiceDuration, setVoiceDuration] = useState<number>(() =>
-    voiceDurationHint && voiceDurationHint > 0 ? voiceDurationHint : 0,
-  )
-
-  // #1756：clips 原始总时长 + 转场时长（后端等比分配配音时包含转场占位）
-  const rawClipsDuration = useMemo(() => {
-    if (!serverClips?.length) return 0
-    return serverClips.reduce((sum, c) => sum + (c.duration || 0) + (c.transition_duration || 0), 0)
-  }, [serverClips])
-
-  // #1754→#1756：配音时长可用且与 clips+转场 总时长偏差 > 5% 时，按比例调速
-  const speedFactor = useMemo(() => {
-    if (!voiceDuration || voiceDuration <= 0 || rawClipsDuration <= 0) return 1
-    const ratio = rawClipsDuration / voiceDuration
-    return Math.abs(ratio - 1) > 0.05 ? ratio : 1
-  }, [voiceDuration, rawClipsDuration])
-
-  const segments = useMemo(
-    () => buildPlaybackSegments(assets, serverClips, speedFactor),
-    [assets, serverClips, speedFactor],
-  )
-  // 批量变体：标题文字取 variantTitle，样式仍由全局 titleSettings 控制
-  const effectiveTitle = variantTitle ?? titleSettings?.title
-
-  // ── ASS 坐标系参数（与后端 ass_subtitle_builder.py 一致） ──
-  const TITLE_MARGIN_TOP = 180
-  const TITLE_MARGIN_BOTTOM = 100
-  const TITLE_MARGIN_SIDE = 40
-  const playRes = (() => {
-    switch (videoRatio) {
-      case "16:9":
-        return { width: 1920, height: 1080 }
-      case "1:1":
-        return { width: 1080, height: 1080 }
-      case "9:16":
-      default:
-        return { width: 1080, height: 1920 }
-    }
-  })()
-  const customTitleXPct =
-    titleSettings?.posX != null && playRes.width > 0
-      ? (titleSettings.posX / playRes.width) * 100
-      : null
-  const customTitleYPct =
-    titleSettings?.posY != null && playRes.height > 0
-      ? (titleSettings.posY / playRes.height) * 100
-      : null
-
-  // ── 标题拖拽（用 ref 避免每帧触发 React 重渲染）──
-  const draggingTitleRef = useRef(false)
-  const titleDragRef = useRef<HTMLDivElement>(null)
-  const playerContainerRef = useRef<HTMLDivElement>(null)
-  const handleTitlePointerDown = useCallback(
-    (e: React.PointerEvent<HTMLDivElement>) => {
-      if (!onTitlePositionChange || !playerContainerRef.current) return
-      e.preventDefault()
-      e.stopPropagation()
-      ;(e.target as Element).setPointerCapture(e.pointerId)
-      draggingTitleRef.current = true
-      ;(e.currentTarget as HTMLDivElement).style.cursor = "grabbing"
-    },
-    [onTitlePositionChange],
-  )
-  const handleTitlePointerMove = useCallback((e: React.PointerEvent<HTMLDivElement>) => {
-    if (!draggingTitleRef.current || !playerContainerRef.current) return
-    e.preventDefault()
-    e.stopPropagation()
-    if (titleDragRef.current) {
-      const rect = playerContainerRef.current.getBoundingClientRect()
-      const relX = Math.max(0, Math.min(rect.width, e.clientX - rect.left))
-      const relY = Math.max(0, Math.min(rect.height, e.clientY - rect.top))
-      const xpct = (relX / rect.width) * 100
-      const ypct = (relY / rect.height) * 100
-      titleDragRef.current.style.left = `${xpct}%`
-      titleDragRef.current.style.top = `${ypct}%`
-    }
-  }, [])
-  const handleTitlePointerUp = useCallback(
-    (e: React.PointerEvent<HTMLDivElement>) => {
-      if (!draggingTitleRef.current) return
-      draggingTitleRef.current = false
-      if (onTitlePositionChange && playerContainerRef.current) {
-        const rect = playerContainerRef.current.getBoundingClientRect()
-        const relX = Math.max(0, Math.min(rect.width, e.clientX - rect.left))
-        const relY = Math.max(0, Math.min(rect.height, e.clientY - rect.top))
-        const posX = Math.round((relX / rect.width) * playRes.width)
-        const posY = Math.round((relY / rect.height) * playRes.height)
-        onTitlePositionChange(posX, posY)
-      }
-      ;(e.currentTarget as HTMLDivElement).style.cursor = "grab"
-      try {
-        if ((e.currentTarget as Element).hasPointerCapture(e.pointerId)) {
-          ;(e.currentTarget as Element).releasePointerCapture(e.pointerId)
-        }
-      } catch {
-        /* ignore */
-      }
-    },
-    [onTitlePositionChange, playRes.width, playRes.height],
-  )
-
-  const [containerHeight, setContainerHeight] = useState(0)
-  useEffect(() => {
-    const el = playerContainerRef.current
-    if (!el) return
-    const ro = new ResizeObserver((entries) => {
-      for (const entry of entries) {
-        const h = entry.contentRect.height
-        if (h > 0) setContainerHeight(h)
-      }
-    })
-    ro.observe(el)
-    const rect = el.getBoundingClientRect()
-    if (rect.height > 0) setContainerHeight(rect.height)
-    return () => ro.disconnect()
-  }, [])
-
-  // 标题字号按容器高度与 PlayResY 的比例缩放
-  const titleFontSizePx =
-    containerHeight > 0
-      ? ((titleSettings?.size ?? 36) / playRes.height) * containerHeight
-      : (titleSettings?.size ?? 36)
-  const titleSidePct = (TITLE_MARGIN_SIDE / playRes.width) * 100
-  const titleTopPct = (TITLE_MARGIN_TOP / playRes.height) * 100
-  const titleBottomPct = (TITLE_MARGIN_BOTTOM / playRes.height) * 100
-  const titleScale = containerHeight > 0 ? containerHeight / playRes.height : 1
-  const titleStrokeWidth = Math.max(1, 2 * titleScale)
-  const titleShadowBlur = 4 * titleScale
-  const titleShadowOffset = 2 * titleScale
-
-  // ── Video 播放器（默认路径，浏览器原生硬件解码） ──
-  const {
-    isPlaying,
-    currentTime,
-    totalDuration,
-    currentSegmentIndex,
-    canPlay,
-    togglePlayPause,
-    seekTo,
-    pause,
-    videoRefs,
-  } = useSegmentScheduler(segments)
-
-  // P0 fix：以配音时长为音画同步锚点。
-  // 有配音时总时长 = 配音时长（短则末帧冻结，长则硬停）；无配音时沿用视频总时长（素材原声兜底）。
-  const effectiveTotalDuration =
-    !!voiceAudioUrl && voiceDuration > 0 ? voiceDuration : totalDuration
-
-  // 本卡片静音开关（#1741）：默认有声，用户可点喇叭单独静音某张卡片
-  const [muted, setMuted] = useState(false)
-  // 有配音时 video 素材保持静音（避免原声与配音混音）；无配音时取消静音，素材原声兜底
-  const hasVoice = !!voiceAudioUrl
-
-  // 音频 ended：兜底触发暂停与释放播放权
-  const handleAudioEnded = useCallback(() => {
-    if (!isPlaying) return
-    pause()
-    if (playToken != null) onPlayTokenChange?.(null)
-  }, [isPlaying, pause, playToken, onPlayTokenChange])
-
-  const {
-    seekTo: audioSeekTo,
-    ensurePlayingAt: audioEnsurePlayingAt,
-    pause: audioPause,
-  } = usePreviewAudio({
-    voiceAudioUrl,
-    voiceDurationHint,
-    muted,
-    isPlaying,
-    currentTime,
-    onVoiceDurationChange: setVoiceDuration,
-    onEnded: handleAudioEnded,
-  })
-
-  // 片段切换时同步音频时间（video fallback）
-  useEffect(() => {
-    if (!isPlaying) return
-    audioSeekTo(currentTime)
-    // 注意：不要把 currentTime 放进依赖数组，否则每200ms会重置音频位置导致卡顿
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [currentSegmentIndex, isPlaying])
-
-  // P0 fix：视频比配音短时的「末帧冻结+音频续播」模式。
-  // 视频调度器播完最后一段自动 pause，此时若配音仍在播，用 rAF 虚拟时钟推进 currentTime 直到配音结束。
-  const [tailCurrentTime, setTailCurrentTime] = useState<number | null>(null)
-  const tailStartRef = useRef<number>(0)
-  const tailBaseRef = useRef<number>(0)
-  const tailAudioRef = useRef({ ensurePlayingAt: audioEnsurePlayingAt, pause: audioPause })
-  tailAudioRef.current = { ensurePlayingAt: audioEnsurePlayingAt, pause: audioPause }
-
-  useEffect(() => {
-    const needTail =
-      !!voiceAudioUrl &&
-      voiceDuration > 0 &&
-      !isPlaying &&
-      typeof currentTime === "number" &&
-      currentTime >= totalDuration - 0.1 &&
-      currentTime < voiceDuration - 0.1
-    if (needTail && tailCurrentTime === null) {
-      tailBaseRef.current = currentTime
-      tailStartRef.current = performance.now()
-      setTailCurrentTime(currentTime)
-      tailAudioRef.current.ensurePlayingAt(currentTime)
-      return
-    }
-    if (!needTail && tailCurrentTime !== null) {
-      setTailCurrentTime(null)
-    }
-  }, [isPlaying, currentTime, totalDuration, voiceDuration, voiceAudioUrl, tailCurrentTime])
-
-  useEffect(() => {
-    if (tailCurrentTime === null) return
-    let raf = 0
-    const tick = () => {
-      const elapsed = (performance.now() - tailStartRef.current) / 1000
-      const t = Math.min(tailBaseRef.current + elapsed, voiceDuration || tailBaseRef.current)
-      setTailCurrentTime(t)
-      tailAudioRef.current.ensurePlayingAt(t)
-      if (t >= (voiceDuration || 0) - 0.05) {
-        tailAudioRef.current.pause()
-        if (playToken != null) onPlayTokenChange?.(null)
-        setTailCurrentTime(null)
-        return
-      }
-      raf = requestAnimationFrame(tick)
-    }
-    raf = requestAnimationFrame(tick)
-    return () => cancelAnimationFrame(raf)
-  }, [tailCurrentTime, voiceDuration, playToken, onPlayTokenChange])
-
-  // 呈现给 UI/进度条的「当前时间」：尾段用虚拟时间，否则用视频时间
-  const displayCurrentTime = tailCurrentTime !== null ? tailCurrentTime : currentTime
-
-  const handleSeekTo = useCallback(
-    (time: number) => {
-      setTailCurrentTime(null)
-      seekTo(time)
-      audioSeekTo(time)
-    },
-    [seekTo, audioSeekTo],
-  )
-
-  // ── 批量网格播放互斥（#1741）：播放权属于其他实例时，本实例自动暂停 ──
-  useEffect(() => {
-    if (activePlayToken == null || playToken == null || activePlayToken === playToken) return
-    if (isPlaying) {
-      pause()
-    }
-    // isPlaying 不放依赖：只在 token 变化时执行一次暂停
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [activePlayToken, playToken])
-
-  const handleTogglePlay = useCallback(() => {
-    if (playToken != null) onPlayTokenChange?.(isPlaying ? null : playToken)
-    togglePlayPause()
-  }, [togglePlayPause, isPlaying, playToken, onPlayTokenChange])
-
-  // P0 fix：音画同步看门狗——有配音时播放时间达到配音时长立即暂停视频+音频（末帧冻结）
-  useEffect(() => {
-    if (!isPlaying) return
-    if (!voiceAudioUrl || voiceDuration <= 0) return
-    if (displayCurrentTime < voiceDuration - 0.08) return
-    pause()
-    audioPause()
-    if (playToken != null) onPlayTokenChange?.(null)
-  }, [
-    isPlaying,
-    displayCurrentTime,
-    voiceAudioUrl,
-    voiceDuration,
-    pause,
-    audioPause,
-    playToken,
-    onPlayTokenChange,
-  ])
-
-  // ── 未就绪 ──
-  if (!ready || !assets.length) {
-    return (
-      <div
-        style={{
-          position: "relative",
-          width: "100%",
-          maxWidth: 280,
-          aspectRatio: "9 / 16",
-          background: "#0a0a0a",
-          borderRadius: 24,
-          overflow: "hidden",
-          boxShadow:
-            "0 4px 6px -1px rgba(0,0,0,0.3), 0 20px 50px -12px rgba(0,0,0,0.5), inset 0 0 0 1px rgba(255,255,255,0.06)",
-          display: "flex",
-          flexDirection: "column",
-          alignItems: "center",
-          justifyContent: "center",
-        }}
-      >
-        <SoundOutlined style={{ fontSize: 40, color: "rgba(255,255,255,0.3)", marginBottom: 12 }} />
-        <p style={{ color: "rgba(255,255,255,0.6)", fontSize: 14, margin: "0 0 4px" }}>
-          准备预览素材...
-        </p>
-        <p style={{ color: "rgba(255,255,255,0.35)", fontSize: 12, margin: 0 }}>
-          加载素材后即可预览播放
-        </p>
-      </div>
-    )
-  }
-
-  // ── 无播放片段 ──
-  if (!canPlay) {
-    return (
-      <div
-        style={{
-          position: "relative",
-          width: "100%",
-          maxWidth: 280,
-          aspectRatio: "9 / 16",
-          background: "#0a0a0a",
-          borderRadius: 24,
-          overflow: "hidden",
-          boxShadow:
-            "0 4px 6px -1px rgba(0,0,0,0.3), 0 20px 50px -12px rgba(0,0,0,0.5), inset 0 0 0 1px rgba(255,255,255,0.06)",
-          display: "flex",
-          flexDirection: "column",
-          alignItems: "center",
-          justifyContent: "center",
-          padding: 24,
-        }}
-      >
-        <PlayCircleOutlined
-          style={{ fontSize: 40, color: "rgba(255,255,255,0.3)", marginBottom: 12 }}
-        />
-        <p style={{ color: "rgba(255,255,255,0.6)", fontSize: 14, margin: "0 0 4px" }}>
-          暂无可播放素材
-        </p>
-        <p style={{ color: "rgba(255,255,255,0.35)", fontSize: 12, margin: 0 }}>
-          请先在左侧选择素材
-        </p>
-      </div>
-    )
-  }
-
-  return (
-    <div
-      ref={playerContainerRef}
-      style={{
-        position: "relative",
-        width: "100%",
-        maxWidth: compact ? "100%" : 280,
-        margin: compact ? 0 : "0 auto",
-        aspectRatio: "9 / 16",
-        background: compact ? "transparent" : "#0a0a0a",
-        borderRadius: compact ? 10 : 24,
-        overflow: "hidden",
-        boxShadow: compact
-          ? "inset 0 0 0 1px rgba(255,255,255,0.06)"
-          : "0 4px 6px -1px rgba(0,0,0,0.3), 0 20px 50px -12px rgba(0,0,0,0.5), inset 0 0 0 1px rgba(255,255,255,0.06)",
-      }}
-    >
-      {/* ── Video 渲染层（默认路径，浏览器原生硬件解码） ── */}
-      {segments.map((seg, i) => (
-        <video
-          key={seg.assetId}
-          ref={(el) => {
-            videoRefs.current[i] = el
-          }}
-          preload="auto"
-          src={seg.videoUrl}
-          style={{
-            position: "absolute",
-            inset: 0,
-            width: "100%",
-            height: "100%",
-            objectFit: "cover",
-            background: "#000",
-            zIndex: 1,
-            opacity: i === currentSegmentIndex ? 1 : 0,
-            pointerEvents: i === currentSegmentIndex ? "auto" : "none",
-          }}
-          muted={hasVoice || muted}
-          playsInline
-        />
-      ))}
-
-      {/* 标题CSS叠加层 — 与后端 ASS 烧录坐标系 1:1 对齐 */}
-      {titleSettings?.title && (
-        <div
-          style={{
-            position: "absolute",
-            inset: 0,
-            zIndex: 5,
-            pointerEvents: "none",
-            overflow: "hidden",
-          }}
-        >
-          <div
-            style={{
-              position: "absolute",
-              width: `${100 - 2 * titleSidePct}%`,
-              maxWidth: `${100 - 2 * titleSidePct}%`,
-              ...(customTitleXPct != null && customTitleYPct != null
-                ? {
-                    left: `${customTitleXPct}%`,
-                    top: `${customTitleYPct}%`,
-                    transform: "translate(-50%, -50%)",
-                    textAlign: "center" as const,
-                  }
-                : {
-                    left: "50%",
-                    transform: "translateX(-50%)",
-                    textAlign: "center" as const,
-                    ...(titleSettings.position === "top"
-                      ? { top: `${titleTopPct}%` }
-                      : titleSettings.position === "center"
-                        ? { top: "50%", transform: "translate(-50%, -50%)" }
-                        : { bottom: `${titleBottomPct}%` }),
-                  }),
-              pointerEvents: onTitlePositionChange && playToken == null ? "auto" : "none",
-              cursor: onTitlePositionChange && playToken == null ? "grab" : "default",
-              touchAction: "none",
-              userSelect: "none",
-              WebkitUserSelect: "none",
-              padding: "8px 12px",
-              boxShadow: "inset 0 0 0 16px transparent",
-            }}
-            ref={titleDragRef}
-            onPointerDown={handleTitlePointerDown}
-            onPointerMove={handleTitlePointerMove}
-            onPointerUp={handleTitlePointerUp}
-            onPointerCancel={handleTitlePointerUp}
-          >
-            <span
-              style={{
-                fontSize: `${titleFontSizePx}px`,
-                fontFamily: getFontFamily(titleSettings.font || "思源黑体"),
-                color: titleSettings.color || "#ffffff",
-                fontWeight: titleSettings.bold ? 700 : 400,
-                fontStyle: titleSettings.italic ? "italic" : "normal",
-                lineHeight: 1.05,
-                wordBreak: "break-word",
-                WebkitTextStroke: titleSettings.stroke
-                  ? `${titleStrokeWidth}px #000000`
-                  : undefined,
-                textShadow: titleSettings.shadow
-                  ? `${titleShadowOffset}px ${titleShadowOffset}px ${titleShadowBlur}px rgba(0,0,0,0.8)`
-                  : undefined,
-              }}
-            >
-              {(effectiveTitle || "").split(/[/／]/).map((part, i) => (
-                <span key={i}>
-                  {i > 0 && <br />}
-                  {part}
-                </span>
-              ))}
-            </span>
-          </div>
-        </div>
-      )}
-
-      <PreviewControls
-        isPlaying={isPlaying}
-        onTogglePlay={handleTogglePlay}
-        muted={muted}
-        onToggleMute={() => setMuted((m) => !m)}
-        hasSegments={segments.length > 0}
-        segmentIndex={currentSegmentIndex}
-        segmentCount={segments.length}
-        currentTime={displayCurrentTime}
-        totalDuration={effectiveTotalDuration}
-        onSeek={handleSeekTo}
-        compact={compact}
-      />
-    </div>
-  )
-}
-
-export default FrontendPreviewPlayer

apps/web/src/pages/generate/components/GenerateStepActions.tsx

@@ -5,7 +5,7 @@
  * 步骤 1~3：上一步 / 下一步
  * 步骤 4（确认生成/进度）：未开始 →「✨ 确认生成视频」；生成中 →「⏳ 视频渲染中…」；
  *                       失败 →「🔄 重新生成」；全部完成 →「下一步：选择封面 →」
- * 步骤 5（选择封面）：仅上一步，无主按钮
+ * 步骤 5（选择封面）：上一步 + 完成按钮
  */
 import React from "react"
 import { Tooltip } from "antd"
@@ -32,6 +32,10 @@ export interface GenerateStepActionsProps {
   freeClipsUsedThisTime?: number
   /** 前往充值 */
   onRecharge?: () => void
+  /** Step5 点击完成（保存入库并跳转） */
+  onFinish?: () => void | Promise<void>
+  /** Step5 保存中 */
+  finishing?: boolean
 }
 
 const GenerateStepActions: React.FC<GenerateStepActionsProps> = ({
@@ -48,6 +52,8 @@ const GenerateStepActions: React.FC<GenerateStepActionsProps> = ({
   insufficientReason,
   freeClipsUsedThisTime,
   onRecharge,
+  onFinish,
+  finishing,
 }) => {
   const renderPrimaryButton = () => {
     /* 步骤 1~3：上一步 / 下一步 */
@@ -126,8 +132,18 @@ const GenerateStepActions: React.FC<GenerateStepActionsProps> = ({
       )
     }
 
-    /* 步骤 5（封面，最后一步）：无主按钮 */
-    return null
+    /* 步骤 5（封面，最后一步）：完成按钮 */
+    return (
+      <button
+        className="xx-btn xx-btn-primary"
+        onClick={() => {
+          if (onFinish && !finishing) void onFinish()
+        }}
+        disabled={finishing}
+      >
+        {finishing ? "⏳ 保存中…" : "✅ 完成"}
+      </button>
+    )
   }
 
   return (

apps/web/src/pages/generate/components/GenerateStepContent.tsx

@@ -4,10 +4,8 @@
  * 原步骤"选择配音"已从主流程移除，改为 Step1 下一步分支弹窗（VoiceSelectModal / ScriptSelectModal → TtsVoiceModal）。
  */
 import React from "react"
-import type { EditPlanClip } from "@/api/template-editor"
 import type { CoverConfig } from "../types/cover"
 import type { TitleSettings } from "../types"
-import type { ScriptItem } from "@/api/scripts"
 import Step1EditMode from "./Step1EditMode"
 import type { EditMode } from "./Step1EditMode"
 import Step2MaterialSelect from "../components/Step2MaterialSelect"
@@ -69,7 +67,6 @@ export interface GenerateStepContentProps {
   /* ── 配音 ── */
   selectedVoice: string
   onSelectedVoiceChange: (id: string) => void
-  onServerClipsChange: (clips: EditPlanClip[]) => void
   /* ── 生成 ── */
   generating: boolean
   generated: boolean
@@ -92,10 +89,6 @@ export interface GenerateStepContentProps {
   previewCovers: string[]
   onPreviewCoversChange: (urls: string[]) => void
   selectedVariantIds?: number[]
-  /* ── 摘要信息（#1970 Step4 展示用） ── */
-  selectedScript: ScriptItem | null
-  ttsVoiceId: string
-  ttsVoiceSource: "preset" | "clone"
 }
 
 export const GenerateStepContent: React.FC<GenerateStepContentProps> = (props) => {
@@ -137,7 +130,6 @@ export const GenerateStepContent: React.FC<GenerateStepContentProps> = (props) =
     titlePresets,
     coverSettings,
     onCoverSettingsChange,
-    onServerClipsChange,
     generating,
     generateError,
     progress,
@@ -150,18 +142,8 @@ export const GenerateStepContent: React.FC<GenerateStepContentProps> = (props) =
     previewCovers,
     onPreviewCoversChange,
     selectedVariantIds,
-    selectedScript,
-    ttsVoiceId,
-    ttsVoiceSource,
   } = props
 
-  const handleClipsChange = React.useCallback(
-    (clips: EditPlanClip[], _templateId?: string) => {
-      onServerClipsChange(clips)
-    },
-    [onServerClipsChange],
-  )
-
   switch (currentStep) {
     case 1:
       return (
@@ -189,7 +171,6 @@ export const GenerateStepContent: React.FC<GenerateStepContentProps> = (props) =
           clipCount={clipCount}
           onClipCountChange={onClipCountChange}
           selectedTemplate={selectedTemplate}
-          onServerClipsChange={handleClipsChange}
         />
       )
     case 3:
@@ -219,40 +200,6 @@ export const GenerateStepContent: React.FC<GenerateStepContentProps> = (props) =
     case 4:
       return (
         <div className="xx-form-section">
-          {/* 配置摘要（#1970） */}
-          <div
-            style={{
-              padding: 14,
-              background: "#f9fafb",
-              borderRadius: 8,
-              marginBottom: 16,
-              fontSize: 13,
-              lineHeight: 1.8,
-              color: "#374151",
-            }}
-          >
-            <div style={{ fontWeight: 600, fontSize: 14, marginBottom: 6, color: "#111" }}>
-              📋 生成配置
-            </div>
-            <div>🎬 剪辑模式：{editMode === "random" ? "🎲 随机混剪" : "📖 叙事剪辑"}</div>
-            {editMode === "random" ? (
-              <div>🎙️ 配音来源：配音库音频</div>
-            ) : (
-              <>
-                <div>📝 文案：{selectedScript?.title ?? "未选择"}</div>
-                <div>
-                  🎙️ 合成配音音色：
-                  {ttsVoiceId
-                    ? `${ttsVoiceSource === "clone" ? "克隆音色" : "系统音色"}（${ttsVoiceId.slice(0, 8)}...）`
-                    : "未选择"}
-                </div>
-              </>
-            )}
-            <div>📱 视频比例：{videoRatio}</div>
-            <div>🎯 智能降重：{dedupEnabled ? "已开启" : "已关闭"}</div>
-            {previewCount > 1 && <div>📦 生成数量：{previewCount} 个</div>}
-          </div>
-
           {previewCount > 1 ? (
             <BatchGenerationGrid
               tasks={batchTasks}

apps/web/src/pages/generate/components/PreviewControls.tsx

@@ -1,195 +0,0 @@
-import React from "react"
-import {
-  PlayCircleOutlined,
-  PauseCircleOutlined,
-  AudioOutlined,
-  AudioMutedOutlined,
-} from "@ant-design/icons"
-import { PreviewProgressBar } from "./PreviewProgressBar"
-
-interface PreviewControlsProps {
-  isPlaying: boolean
-  onTogglePlay: () => void
-  muted: boolean
-  onToggleMute: () => void
-  hasSegments: boolean
-  segmentIndex: number
-  segmentCount: number
-  currentTime: number
-  totalDuration: number
-  onSeek: (time: number) => void
-  compact?: boolean
-}
-
-/**
- * 播放控制 UI 组件（静音按钮 / 片段指示器 / 中央播放按钮 / 底部毛玻璃控制条）
- */
-export const PreviewControls: React.FC<PreviewControlsProps> = ({
-  isPlaying,
-  onTogglePlay,
-  muted,
-  onToggleMute,
-  hasSegments,
-  segmentIndex,
-  segmentCount,
-  currentTime,
-  totalDuration,
-  onSeek,
-  compact = false,
-}) => {
-  return (
-    <>
-      {/* 静音/有声切换（#1741）：左上角 */}
-      {hasSegments && (
-        <button
-          type="button"
-          aria-label={muted ? "取消静音" : "静音"}
-          title={muted ? "取消静音" : "静音"}
-          onClick={onToggleMute}
-          style={{
-            position: "absolute",
-            top: 8,
-            left: 8,
-            width: compact ? 26 : 30,
-            height: compact ? 26 : 30,
-            display: "flex",
-            alignItems: "center",
-            justifyContent: "center",
-            background: "rgba(0,0,0,0.45)",
-            backdropFilter: "blur(8px)",
-            WebkitBackdropFilter: "blur(8px)",
-            border: "1px solid rgba(255,255,255,0.1)",
-            borderRadius: "50%",
-            color: muted ? "rgba(255,255,255,0.45)" : "rgba(255,255,255,0.92)",
-            fontSize: compact ? 13 : 15,
-            cursor: "pointer",
-            zIndex: 10,
-            padding: 0,
-            transition: "background 0.15s, color 0.15s",
-          }}
-          onMouseEnter={(e) => {
-            e.currentTarget.style.background = "rgba(0,0,0,0.65)"
-          }}
-          onMouseLeave={(e) => {
-            e.currentTarget.style.background = "rgba(0,0,0,0.45)"
-          }}
-        >
-          {muted ? <AudioMutedOutlined /> : <AudioOutlined />}
-        </button>
-      )}
-
-      {/* 片段指示器 — 右上角胶囊 */}
-      <div
-        style={{
-          position: "absolute",
-          top: 8,
-          right: 8,
-          background: "rgba(0,0,0,0.45)",
-          backdropFilter: "blur(8px)",
-          WebkitBackdropFilter: "blur(8px)",
-          color: "rgba(255,255,255,0.9)",
-          fontSize: compact ? 9 : 10,
-          fontWeight: 500,
-          padding: compact ? "1px 6px" : "2px 8px",
-          borderRadius: 999,
-          zIndex: 10,
-          border: "1px solid rgba(255,255,255,0.1)",
-          letterSpacing: 0.3,
-        }}
-      >
-        {`${segmentIndex + 1} / ${segmentCount}`}
-      </div>
-
-      {/* 中央播放按钮 */}
-      {!isPlaying && (
-        <button
-          onClick={onTogglePlay}
-          style={{
-            position: "absolute",
-            top: "50%",
-            left: "50%",
-            transform: "translate(-50%, -50%)",
-            background: "rgba(0,0,0,0.45)",
-            backdropFilter: "blur(12px)",
-            WebkitBackdropFilter: "blur(12px)",
-            border: "1px solid rgba(255,255,255,0.15)",
-            borderRadius: "50%",
-            width: 52,
-            height: 52,
-            cursor: "pointer",
-            display: "flex",
-            alignItems: "center",
-            justifyContent: "center",
-            color: "#fff",
-            fontSize: 26,
-            zIndex: 10,
-            transition: "transform 0.2s ease, background 0.2s ease",
-            boxShadow: "0 4px 20px rgba(0,0,0,0.4)",
-          }}
-          onMouseEnter={(e) => {
-            e.currentTarget.style.transform = "translate(-50%, -50%) scale(1.08)"
-            e.currentTarget.style.background = "rgba(0,0,0,0.6)"
-          }}
-          onMouseLeave={(e) => {
-            e.currentTarget.style.transform = "translate(-50%, -50%) scale(1)"
-            e.currentTarget.style.background = "rgba(0,0,0,0.45)"
-          }}
-        >
-          <PlayCircleOutlined />
-        </button>
-      )}
-
-      {/* 控制条 — 手机风格毛玻璃 */}
-      <div
-        style={{
-          position: "absolute",
-          bottom: 0,
-          left: 0,
-          right: 0,
-          display: "flex",
-          alignItems: "center",
-          gap: compact ? 6 : 10,
-          padding: compact ? "8px 10px 10px" : "12px 16px 16px",
-          background: "linear-gradient(transparent, rgba(0,0,0,0.7))",
-          backdropFilter: "blur(4px)",
-          WebkitBackdropFilter: "blur(4px)",
-          zIndex: 10,
-        }}
-      >
-        <button
-          onClick={onTogglePlay}
-          style={{
-            background: "rgba(255,255,255,0.15)",
-            border: "none",
-            color: "#fff",
-            fontSize: compact ? 14 : 16,
-            cursor: "pointer",
-            width: compact ? 26 : 32,
-            height: compact ? 26 : 32,
-            borderRadius: "50%",
-            display: "flex",
-            alignItems: "center",
-            justifyContent: "center",
-            flexShrink: 0,
-            transition: "background 0.15s",
-          }}
-          onMouseEnter={(e) => {
-            e.currentTarget.style.background = "rgba(255,255,255,0.25)"
-          }}
-          onMouseLeave={(e) => {
-            e.currentTarget.style.background = "rgba(255,255,255,0.15)"
-          }}
-        >
-          {isPlaying ? <PauseCircleOutlined /> : <PlayCircleOutlined />}
-        </button>
-
-        <PreviewProgressBar
-          currentTime={currentTime}
-          totalDuration={totalDuration}
-          onSeek={onSeek}
-          compact={compact}
-        />
-      </div>
-    </>
-  )
-}

apps/web/src/pages/generate/components/PreviewProgressBar.tsx

@@ -1,108 +0,0 @@
-import React, { useCallback, useEffect, useRef, useState } from "react"
-import { formatDuration } from "../utils/formatDuration"
-
-interface PreviewProgressBarProps {
-  currentTime: number
-  totalDuration: number
-  onSeek: (time: number) => void
-  compact?: boolean
-}
-
-/**
- * 进度条组件：点击/拖拽 seek
- */
-export const PreviewProgressBar: React.FC<PreviewProgressBarProps> = ({
-  currentTime,
-  totalDuration,
-  onSeek,
-  compact = false,
-}) => {
-  const progressRef = useRef<HTMLDivElement>(null)
-  const [isDragging, setIsDragging] = useState(false)
-
-  const seekByClientX = useCallback(
-    (clientX: number) => {
-      if (!progressRef.current || totalDuration <= 0) return
-      const rect = progressRef.current.getBoundingClientRect()
-      const ratio = Math.max(0, Math.min(1, (clientX - rect.left) / rect.width))
-      onSeek(ratio * totalDuration)
-    },
-    [totalDuration, onSeek],
-  )
-
-  const handleMouseDown = useCallback(
-    (e: React.MouseEvent<HTMLDivElement>) => {
-      setIsDragging(true)
-      seekByClientX(e.clientX)
-    },
-    [seekByClientX],
-  )
-
-  useEffect(() => {
-    if (!isDragging) return
-    const handleMouseMove = (e: MouseEvent) => seekByClientX(e.clientX)
-    const handleMouseUp = () => setIsDragging(false)
-    window.addEventListener("mousemove", handleMouseMove)
-    window.addEventListener("mouseup", handleMouseUp)
-    return () => {
-      window.removeEventListener("mousemove", handleMouseMove)
-      window.removeEventListener("mouseup", handleMouseUp)
-    }
-  }, [isDragging, seekByClientX])
-
-  const progressPercent = totalDuration > 0 ? (currentTime / totalDuration) * 100 : 0
-
-  return (
-    <>
-      <span
-        style={{
-          fontSize: compact ? 10 : 11,
-          color: "rgba(255,255,255,0.85)",
-          minWidth: compact ? 58 : 72,
-          fontVariantNumeric: "tabular-nums",
-          letterSpacing: 0.2,
-        }}
-      >
-        {formatDuration(currentTime)} / {formatDuration(totalDuration)}
-      </span>
-
-      <div
-        ref={progressRef}
-        onMouseDown={handleMouseDown}
-        style={{
-          flex: 1,
-          height: 3,
-          background: "rgba(255,255,255,0.2)",
-          borderRadius: 2,
-          cursor: "pointer",
-          position: "relative",
-        }}
-      >
-        <div
-          style={{
-            height: "100%",
-            width: `${progressPercent}%`,
-            background: "#fff",
-            borderRadius: 2,
-            transition: isDragging ? "none" : "width 0.1s linear",
-          }}
-        />
-        <div
-          style={{
-            position: "absolute",
-            top: "50%",
-            left: `${progressPercent}%`,
-            transform: "translate(-50%, -50%)",
-            width: 10,
-            height: 10,
-            borderRadius: "50%",
-            background: "#fff",
-            boxShadow: "0 0 6px rgba(255,255,255,0.5)",
-            opacity: isDragging ? 1 : 0,
-            transition: "opacity 0.15s",
-          }}
-        />
-      </div>
-    </>
-  )
-}

apps/web/src/pages/generate/components/Step4TitleSettings.tsx

@@ -1,24 +1,18 @@
 /**
  * Step 4 选择标题（Issue #1677 批量生成）
  *
- * 布局（由 GeneratePage 编排）：左侧大区域实时预览（单=大播放器，批量=Canvas 网格），
- * 右侧边栏标题设置。本组件渲染在右侧边栏：
- * - 单视频：AI 标题生成器 + AutoComplete 标题库（与旧版完全一致，零回归）
- * - 批量：N 个独立标题输入框（AutoComplete 支持标题库选择）+ 批量 AI 生成
- *   （一次生成 N 个标题，分别填入各变体，可单独换一个）
+ * 布局：全宽区域，标题输入 + 标题模板卡片网格。
+ * - 单视频：TitleLibraryAutoComplete 标题库输入
+ * - 批量：N 个独立标题输入框（AutoComplete 支持标题库选择）
  * - 标题样式（字体/颜色/位置/大小/粗斜描边/预设）：全局统一
  */
-import React, { useMemo, useState } from "react"
-import { Input, message } from "antd"
-import { LoadingOutlined } from "@ant-design/icons"
+import React, { useMemo } from "react"
 import type { TitleSettings } from "../types"
 import { POSITION_OPTIONS } from "../constants"
 import { FONT_OPTIONS } from "@/components/title/constants"
 import { useStep4Title } from "../hooks/useStep4Title"
-import AiTitleGenerator from "./title/AiTitleGenerator"
 import TitleLibraryAutoComplete from "./title/TitleLibraryAutoComplete"
 import TitleStylePanel from "./title/TitleStylePanel"
-import { AI_TITLE_TEMPLATES } from "../constants"
 import type { TitleTemplate } from "@/components/title/template-types"
 
 interface Step4TitleSettingsProps {
@@ -55,36 +49,6 @@ interface Step4TitleSettingsProps {
   onApplyTemplate?: (settings: TitleSettings, template: TitleTemplate) => void
 }
 
-/** 从本地 AI 标题模板池按主题词生成 N 个不同标题（与单视频 AI 生成同源） */
-function buildBatchAiTitles(topic: string, count: number): string[] {
-  const styles: Array<"catchy" | "emotional" | "informative"> = [
-    "catchy",
-    "emotional",
-    "informative",
-  ]
-  const pool: string[] = []
-  styles.forEach((style) => {
-    const templates = AI_TITLE_TEMPLATES[style] || []
-    templates.forEach((tpl) => pool.push(tpl.replace(/\{topic\}/g, topic)))
-  })
-  // 洗牌后取前 count 个；不足则轮转补齐
-  const shuffled = [...pool].sort(() => Math.random() - 0.5)
-  const out: string[] = []
-  for (let i = 0; i < count; i++) {
-    out.push(shuffled[i % shuffled.length] || "")
-  }
-  return out
-}
-
-function extractTopic(text: string): string {
-  const keywords = text
-    .replace(/[，。！？、,.!?]/g, " ")
-    .split(/\s+/)
-    .filter(Boolean)
-  if (keywords.length === 0) return "这个话题"
-  return keywords.slice(0, 3).join("")
-}
-
 const Step4TitleSettings: React.FC<Step4TitleSettingsProps> = (props) => {
   const t = useStep4Title(props)
   const {
@@ -108,8 +72,6 @@ const Step4TitleSettings: React.FC<Step4TitleSettingsProps> = (props) => {
   } = props
 
   const isBatch = previewCount > 1
-  const [batchAiLoading, setBatchAiLoading] = useState(false)
-  const [batchAiTopic, setBatchAiTopic] = useState("")
 
   /** 更新单个变体标题；变体0同步写回 titleSettings.title（全局样式面板/草稿/TTS 链路依赖） */
   const updateVariantTitle = (index: number, val: string) => {
@@ -122,117 +84,31 @@ const Step4TitleSettings: React.FC<Step4TitleSettingsProps> = (props) => {
     }
   }
 
-  /** 批量 AI 生成：按主题词生成标题，分别填入 N 个变体 */
-  const handleBatchAiGenerate = async (onlyEmpty = false) => {
-    if (!onPreviewTitlesChange || !previewTitles) return
-    const topic = (batchAiTopic || t.aiTitleInput || "").trim()
-    if (!topic) {
-      message.warning("请先输入主题词，例如：萌宠日常、旅行vlog")
-      return
-    }
-    setBatchAiLoading(true)
-    try {
-      // 与单视频一致：本地模板模拟 AI 生成（1200ms 体验延迟）
-      await new Promise((resolve) => setTimeout(resolve, 800))
-      const picked = buildBatchAiTitles(extractTopic(topic), previewCount)
-      const next = [...previewTitles]
-      for (let i = 0; i < previewCount; i++) {
-        if (onlyEmpty && next[i]?.trim()) continue
-        if (picked[i]) next[i] = picked[i]
-      }
-      onPreviewTitlesChange(next)
-      if (next[0]) t.updateTitle(next[0])
-      message.success(`已为 ${previewCount} 个视频生成标题，可单独修改`)
-    } finally {
-      setBatchAiLoading(false)
-    }
-  }
-
   const titleOptions = useMemo(
     () => t.userTitles.map((ut) => ({ label: ut.content, value: ut.content })),
     [t.userTitles],
   )
 
   return (
-    <div className="xx-form-section xx-title-sidebar">
+    <div className="xx-form-section">
       <h3>📝 选择标题</h3>
 
       {!isBatch ? (
-        /* ── 单视频：原有 AI 标题 + 输入框（保持不变，零回归） ── */
-        <>
-          {t.titleSettings.aiAutoSelect ? (
-            <>
-              <div className="xx-title-ai-toggle">
-                <span className="xx-toggle-label">AI 自动选择标题</span>
-                <div className="xx-switch active" onClick={t.toggleAiAutoSelect}>
-                  <div className="xx-switch-knob" />
-                </div>
-              </div>
-              <div className="xx-form-field">
-                <label>当前 AI 选定标题</label>
-                <div
-                  style={{
-                    display: "flex",
-                    alignItems: "center",
-                    gap: 10,
-                    padding: "8px 12px",
-                    background: "var(--bg-secondary, rgba(0,0,0,0.04))",
-                    borderRadius: 8,
-                    fontSize: 14,
-                    color: "var(--text-primary, #333)",
-                  }}
-                >
-                  <span style={{ flex: 1 }}>
-                    {(previewTitles?.[0] ?? t.titleSettings.title) || "AI 将自动为你选择标题"}
-                  </span>
-                  <button
-                    type="button"
-                    className="xx-btn xx-btn-primary"
-                    style={{ flexShrink: 0, fontSize: 13, padding: "4px 12px" }}
-                    onClick={t.autoGenerateTitle}
-                  >
-                    🔄 换一个
-                  </button>
-                </div>
-              </div>
-            </>
-          ) : (
-            <>
-              <AiTitleGenerator
-                inputValue={t.aiTitleInput}
-                onInputChange={t.setAiTitleInput}
-                generating={t.aiTitleGenerating}
-                onGenerate={t.handleGenerateAiTitles}
-                results={t.aiTitleResults}
-                hasGenerated={t.hasGeneratedTitles}
-                onSelect={t.handleSelectAiTitle}
-                selectedTitle={t.titleSettings.title}
-                onRefresh={t.handleRefreshAiTitles}
-              />
-
-              <div className="xx-title-ai-toggle">
-                <span className="xx-toggle-label">AI 自动选择标题</span>
-                <div className="xx-switch" onClick={t.toggleAiAutoSelect}>
-                  <div className="xx-switch-knob" />
-                </div>
-              </div>
-              <div className="xx-form-field">
-                <label>标题</label>
-                <TitleLibraryAutoComplete
-                  placeholder="输入或从标题库选择"
-                  value={previewTitles?.[0] ?? t.titleSettings.title}
-                  onChange={(val) => {
-                    t.updateTitle(val || "")
-                    onPreviewTitlesChange?.([val || ""])
-                  }}
-                  options={titleOptions}
-                />
-              </div>
-            </>
-          )}
-        </>
+        /* ── 单视频：标题输入框 ── */
+        <div className="xx-form-field" style={{ maxWidth: 640 }}>
+          <label>标题</label>
+          <TitleLibraryAutoComplete
+            placeholder="输入或从标题库选择"
+            value={previewTitles?.[0] ?? t.titleSettings.title}
+            onChange={(val) => {
+              t.updateTitle(val || "")
+              onPreviewTitlesChange?.([val || ""])
+            }}
+            options={titleOptions}
+          />
+        </div>
       ) : (
-        /* ── 批量：AI 批量生成 + N 个独立标题输入框（AutoComplete 支持标题库） ── */
+        /* ── 批量：N 个独立标题输入框 ── */
         <div className="xx-batch-titles">
           <div
             style={{
@@ -242,42 +118,11 @@ const Step4TitleSettings: React.FC<Step4TitleSettingsProps> = (props) => {
               lineHeight: 1.6,
             }}
           >
-            为每个视频输入独立标题，修改会实时叠加到左侧对应视频上。标题样式（字体/颜色/位置）全局统一。
-          </div>
-
-          {/* 批量 AI 标题 */}
-          <div className="xx-batch-ai-row">
-            <Input
-              placeholder="主题词，如：萌宠日常、旅行vlog"
-              value={batchAiTopic || t.aiTitleInput}
-              onChange={(e) => {
-                setBatchAiTopic(e.target.value)
-                t.setAiTitleInput(e.target.value)
-              }}
-              maxLength={30}
-              size="small"
-              style={{ flex: 1 }}
-            />
-            <button
-              type="button"
-              className="xx-btn xx-btn-primary xx-btn-sm"
-              disabled={batchAiLoading}
-              onClick={() => handleBatchAiGenerate(false)}
-            >
-              {batchAiLoading ? <LoadingOutlined /> : "✨"} 一键生成 {previewCount} 个标题
-            </button>
-            <button
-              type="button"
-              className="xx-btn xx-btn-ghost xx-btn-sm"
-              disabled={batchAiLoading}
-              onClick={() => handleBatchAiGenerate(true)}
-            >
-              补填空标题
-            </button>
+            为每个视频输入独立标题。标题样式（字体/颜色/位置）全局统一。
           </div>
 
           {Array.from({ length: previewCount }, (_, i) => (
-            <div className="xx-form-field" key={i}>
+            <div className="xx-form-field" key={i} style={{ maxWidth: 640 }}>
               <label>视频 {i + 1} 标题</label>
               <TitleLibraryAutoComplete
                 placeholder={`输入或选择视频 ${i + 1} 的标题`}

apps/web/src/pages/generate/components/Step6CoverSettings.tsx

@@ -74,7 +74,10 @@ const Step6CoverSettings: React.FC<Step6CoverSettingsProps> = (props) => {
   const uploadInputRef = useRef<HTMLInputElement>(null)
   const uploadTargetRef = useRef<number>(0)
 
-  const completedVideos = props.generatedVideos.filter((v) => v.status === "completed")
+  const completedVideos = props.generatedVideos.filter(
+    (v) =>
+      v.status === "completed" || v.status === "awaiting_cover" || v.status === "awaiting_cover",
+  )
   const batchTitles = cardIndexes.map((vi) => previewTitles[vi] || "")
   const batchCoversList = cardIndexes.map((vi) => previewCovers[vi] || "")
   const batchCovers = useBatchCovers({

apps/web/src/pages/generate/components/cover-settings/CoverEditorModal.tsx

@@ -1,8 +1,17 @@
-import React, { useState } from "react"
-import type { CoverTemplate } from "../../types/cover"
+import React, { useState, useCallback, useRef, useEffect } from "react"
+import { Slider, Switch, Select, InputNumber, Input } from "antd"
+import type {
+  CoverTemplate,
+  CoverEditorConfig,
+  TextStyleConfig,
+  TextDirection,
+  StrokeStyle,
+} from "../../types/cover"
+import { DEFAULT_EDITOR_CONFIG, PRESET_FONTS, SYSTEM_FONTS, ALL_FONTS } from "../../types/cover"
 import Modal from "@/components/ui/Modal"
 import Button from "@/components/ui/Button"
 
+/* ── Props ── */
 interface CoverEditorModalProps {
   open: boolean
   onClose: () => void
@@ -10,53 +19,420 @@ interface CoverEditorModalProps {
   onSave: (template: CoverTemplate) => void
 }
 
-interface SectionState {
-  basic: boolean
-  portrait: boolean
-  background: boolean
-  title: boolean
-  subtitle: boolean
-  mask: boolean
+/* ── Section expand/collapse keys ── */
+type SectionKey = "basic" | "portrait" | "background" | "title" | "subtitle" | "mask"
+
+/* ── Color picker sub-component ── */
+const ColorPicker: React.FC<{ value: string; onChange: (v: string) => void }> = ({
+  value,
+  onChange,
+}) => (
+  <div className="xx-ce-color-picker">
+    <input type="color" value={value} onChange={(e) => onChange(e.target.value)} />
+    <input
+      type="text"
+      value={value}
+      onChange={(e) => onChange(e.target.value)}
+      maxLength={7}
+      className="xx-ce-color-hex"
+    />
+  </div>
+)
+
+/* ── Position pair sub-component ── */
+const PositionPair: React.FC<{
+  x: number
+  y: number
+  onChange: (pos: { x: number; y: number }) => void
+}> = ({ x, y, onChange }) => (
+  <div className="xx-ce-position">
+    <InputNumber
+      size="small"
+      value={x}
+      step={1}
+      suffix="%"
+      controls={false}
+      onChange={(v) => onChange({ x: v ?? 0, y })}
+      style={{ width: "100%" }}
+    />
+    <InputNumber
+      size="small"
+      value={y}
+      step={1}
+      suffix="%"
+      controls={false}
+      onChange={(v) => onChange({ x, y: v ?? 0 })}
+      style={{ width: "100%" }}
+    />
+  </div>
+)
+
+/* ── Font Select options ── */
+const fontOptions = [
+  ...PRESET_FONTS.map((f) => ({
+    label: (
+      <span>
+        <span className="xx-ce-font-dot xx-ce-font-dot--preset" />
+        <span style={{ fontFamily: f.family }}>{f.name}</span>
+      </span>
+    ),
+    value: f.name,
+  })),
+  ...SYSTEM_FONTS.map((f) => ({
+    label: (
+      <span>
+        <span className="xx-ce-font-dot xx-ce-font-dot--system" />
+        <span style={{ fontFamily: f.family }}>{f.name}</span>
+      </span>
+    ),
+    value: f.name,
+  })),
+]
+
+/* ── Find font family string from name ── */
+const getFontFamily = (name: string): string => {
+  const found = ALL_FONTS.find((f) => f.name === name)
+  return found ? found.family : "sans-serif"
 }
 
+/* ── Text style panel (shared between title & subtitle) ── */
+const TextStylePanel: React.FC<{
+  config: TextStyleConfig
+  onChange: (c: TextStyleConfig) => void
+  placeholder: string
+}> = ({ config, onChange, placeholder }) => {
+  const upd = <K extends keyof TextStyleConfig>(key: K, val: TextStyleConfig[K]) =>
+    onChange({ ...config, [key]: val })
+  return (
+    <div className="xx-ce-text-panel">
+      {/* 文字内容 - 改为可输入 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">文字内容</label>
+        <Input.TextArea
+          value={config.text}
+          onChange={(e) => upd("text", e.target.value)}
+          placeholder={placeholder}
+          autoSize={{ minRows: 1, maxRows: 3 }}
+          size="small"
+          maxLength={50}
+          showCount
+        />
+      </div>
+
+      {/* 字体 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">字体</label>
+        <Select
+          value={config.fontFamily}
+          onChange={(v) => upd("fontFamily", v)}
+          options={fontOptions}
+          style={{ width: "100%" }}
+          popupClassName="xx-ce-font-select-dropdown"
+          size="small"
+        />
+      </div>
+
+      {/* 字号 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">字号: {config.fontSize}px</label>
+        <Slider
+          min={20}
+          max={200}
+          step={1}
+          value={config.fontSize}
+          onChange={(v) => upd("fontSize", v)}
+        />
+      </div>
+
+      {/* 字重 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">字重: {config.fontWeight}</label>
+        <Slider
+          min={100}
+          max={1000}
+          step={100}
+          value={config.fontWeight}
+          onChange={(v) => upd("fontWeight", v)}
+          marks={{ 400: "常规", 700: "粗", 900: "黑" }}
+        />
+      </div>
+
+      {/* 文字方向 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">文字方向</label>
+        <div className="xx-ce-radio-group">
+          {(["horizontal", "vertical"] as TextDirection[]).map((d) => (
+            <button
+              key={d}
+              className={`xx-ce-radio-btn ${config.direction === d ? "active" : ""}`}
+              onClick={() => upd("direction", d)}
+              type="button"
+            >
+              {d === "horizontal" ? "横排" : "竖排"}
+            </button>
+          ))}
+        </div>
+      </div>
+
+      {/* 每行字数 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">每行字数: {config.charsPerLine}</label>
+        <Slider
+          min={1}
+          max={20}
+          step={1}
+          value={config.charsPerLine}
+          onChange={(v) => upd("charsPerLine", v)}
+        />
+      </div>
+
+      {/* 字符间距 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">字符间距: {config.letterSpacing}px</label>
+        <Slider
+          min={-10}
+          max={50}
+          step={1}
+          value={config.letterSpacing}
+          onChange={(v) => upd("letterSpacing", v)}
+        />
+      </div>
+
+      {/* 行间距 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">行间距: {config.lineHeight}px</label>
+        <Slider
+          min={0}
+          max={200}
+          step={1}
+          value={config.lineHeight}
+          onChange={(v) => upd("lineHeight", v)}
+        />
+      </div>
+
+      {/* 颜色 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">文字颜色</label>
+        <ColorPicker value={config.color} onChange={(v) => upd("color", v)} />
+      </div>
+
+      {/* 描边 */}
+      <div className="xx-ce-switch-item">
+        <div className="xx-ce-switch-row">
+          <span>文字描边</span>
+          <Switch
+            size="small"
+            checked={config.strokeWidth > 0}
+            onChange={(v) => upd("strokeWidth", v ? 3 : 0)}
+          />
+        </div>
+        {config.strokeWidth > 0 && (
+          <>
+            <div className="xx-ce-row">
+              <label className="xx-ce-label">描边颜色</label>
+              <ColorPicker value={config.strokeColor} onChange={(v) => upd("strokeColor", v)} />
+            </div>
+            <div className="xx-ce-row">
+              <label className="xx-ce-label">描边粗细: {config.strokeWidth}px</label>
+              <Slider
+                min={0}
+                max={20}
+                step={1}
+                value={config.strokeWidth}
+                onChange={(v) => upd("strokeWidth", v)}
+              />
+            </div>
+          </>
+        )}
+      </div>
+
+      {/* 位置 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">位置（X/Y %）</label>
+        <PositionPair
+          x={config.position.x}
+          y={config.position.y}
+          onChange={(pos) => upd("position", pos)}
+        />
+      </div>
+
+      {/* 旋转角度 */}
+      <div className="xx-ce-row">
+        <label className="xx-ce-label">旋转角度: {config.rotation}°</label>
+        <Slider
+          min={-180}
+          max={180}
+          step={1}
+          value={config.rotation}
+          onChange={(v) => upd("rotation", v)}
+        />
+      </div>
+    </div>
+  )
+}
+
+/* ══════════════ Main Component ══════════════ */
 const CoverEditorModal: React.FC<CoverEditorModalProps> = ({ open, onClose, template, onSave }) => {
-  const [name, setName] = useState(template?.name || "")
-  const [sections, setSections] = useState<SectionState>({
+  const initCfg = template?.config ?? DEFAULT_EDITOR_CONFIG
+  const [name, setName] = useState(template?.name ?? "")
+  const [cfg, setCfg] = useState<CoverEditorConfig>(() => ({ ...initCfg }))
+  const [sections, setSections] = useState<Record<SectionKey, boolean>>({
     basic: true,
     portrait: false,
-    background: false,
+    background: true,
     title: true,
-    subtitle: true,
+    subtitle: false,
     mask: false,
   })
+  const fileRef = useRef<HTMLInputElement>(null)
+  const bgFileRef = useRef<HTMLInputElement>(null)
+  const portraitFileRef = useRef<HTMLInputElement>(null)
+  const [bgImageUrl, setBgImageUrl] = useState<string>(initCfg.backgroundImage || "")
+  const [portraitImageUrl, setPortraitImageUrl] = useState<string>(initCfg.portraitImage || "")
 
-  const toggleSection = (key: keyof SectionState) => {
-    setSections((prev) => ({ ...prev, [key]: !prev[key] }))
+  // reset state when modal opens with a new template
+  useEffect(() => {
+    if (open) {
+      const c = template?.config ?? DEFAULT_EDITOR_CONFIG
+      setCfg({ ...c })
+      setName(template?.name ?? "")
+      setBgImageUrl(c.backgroundImage || "")
+      setPortraitImageUrl(c.portraitImage || "")
+      setSections({
+        basic: true,
+        portrait: false,
+        background: true,
+        title: true,
+        subtitle: false,
+        mask: false,
+      })
+    }
+  }, [open, template])
+
+  const upd = useCallback(
+    <K extends keyof CoverEditorConfig>(key: K, val: CoverEditorConfig[K]) =>
+      setCfg((prev) => ({ ...prev, [key]: val })),
+    [],
+  )
+
+  const updTitle = useCallback(
+    (c: TextStyleConfig) => setCfg((prev) => ({ ...prev, title: c })),
+    [],
+  )
+  const updSubtitle = useCallback(
+    (c: TextStyleConfig) => setCfg((prev) => ({ ...prev, subtitle: c })),
+    [],
+  )
+
+  const toggle = (key: SectionKey) => setSections((p) => ({ ...p, [key]: !p[key] }))
+
+  const handleFile = (
+    file: File | undefined,
+    setter: (url: string) => void,
+    cfgKey: "backgroundImage" | "portraitImage",
+  ) => {
+    if (!file) return
+    const url = URL.createObjectURL(file)
+    setter(url)
+    upd(cfgKey, url)
   }
 
   const handleSave = () => {
-    if (!template) return
-    onSave({ ...template, name })
+    if (!name.trim()) {
+      // antd message unavailable here, use a simple alert fallback; better import
+      // but since we don't import message in this file, guard with default
+      setName(name.trim() || "我的封面模板")
+    }
+    const finalName = name.trim() || "我的封面模板"
+    const result: CoverTemplate = template
+      ? { ...template, name: finalName, config: cfg }
+      : {
+          id: "",
+          name: finalName,
+          is_system: false,
+          thumbnail_url: "",
+          created_at: "",
+          config: cfg,
+        }
+    onSave(result)
     onClose()
   }
 
+  /* ── canvas helpers (scale from 1200px design to 225px preview) ── */
+  const PREVIEW_W = 225
+  const DESIGN_W = 1200
+  const SCALE = PREVIEW_W / DESIGN_W // 0.1875
+
+  const s = (px: number) => Math.round(px * SCALE * 100) / 100
+
+  const renderTextStyle = (tc: TextStyleConfig): React.CSSProperties => {
+    // wrap text by charsPerLine
+    const rawText = tc.text || ""
+    const lines: string[] = []
+    if (tc.direction === "vertical") {
+      lines.push(rawText)
+    } else {
+      for (let i = 0; i < rawText.length; i += Math.max(1, tc.charsPerLine)) {
+        lines.push(rawText.slice(i, i + Math.max(1, tc.charsPerLine)))
+      }
+    }
+    // store rendered as lines via data attribute; for JSX we'll render outside style
+    void lines
+
+    const style: React.CSSProperties = {
+      position: "absolute",
+      left: `${tc.position.x}%`,
+      top: `${tc.position.y}%`,
+      transform: `translate(-50%, -50%) rotate(${tc.rotation}deg)`,
+      fontFamily: getFontFamily(tc.fontFamily),
+      fontSize: s(tc.fontSize),
+      fontWeight: tc.fontWeight,
+      color: tc.color,
+      letterSpacing: s(tc.letterSpacing),
+      lineHeight: s(tc.lineHeight) > 0 ? `${s(tc.lineHeight)}px` : undefined,
+      WebkitTextStroke:
+        tc.strokeWidth > 0 ? `${Math.max(0.5, s(tc.strokeWidth))}px ${tc.strokeColor}` : undefined,
+      whiteSpace: tc.direction === "vertical" ? "pre-wrap" : "pre",
+      writingMode: tc.direction === "vertical" ? "vertical-rl" : undefined,
+      zIndex: 3,
+      textAlign: "center",
+      userSelect: "none",
+    }
+    if (tc.shadows.length > 0) {
+      style.textShadow = tc.shadows
+        .map((sh) => `${s(sh.offsetX)}px ${s(sh.offsetY)}px ${s(sh.blur)}px ${sh.color}`)
+        .join(", ")
+    }
+    return style
+  }
+
+  const renderTextLines = (tc: TextStyleConfig) => {
+    const raw = tc.text || ""
+    if (tc.direction === "vertical") return raw
+    const per = Math.max(1, tc.charsPerLine)
+    const lines: string[] = []
+    for (let i = 0; i < raw.length; i += per) lines.push(raw.slice(i, i + per))
+    return lines.join("\n")
+  }
+
   return (
     <Modal
       open={open}
       onCancel={onClose}
-      width={1000}
+      width={1080}
       title="自定义封面编辑器"
       centered
       footer={null}
     >
-      <div className="xx-cover-editor-header">
+      {/* ── Header ── */}
+      <div className="xx-ce-header">
         <input
-          className="xx-cover-editor-name-input"
+          className="xx-ce-name-input"
           value={name}
           onChange={(e) => setName(e.target.value)}
-          placeholder="输入模板名称"
+          placeholder="输入模板名称（如：我的爆款封面）"
         />
-        <div className="xx-cover-editor-header-actions">
+        <div className="xx-ce-header-actions">
           <Button buttonType="ghost" onClick={onClose}>
             取消
           </Button>
@@ -66,56 +442,469 @@ const CoverEditorModal: React.FC<CoverEditorModalProps> = ({ open, onClose, temp
         </div>
       </div>
 
-      <div className="xx-cover-editor-layout">
-        {/* 左侧折叠面板 */}
-        <div className="xx-cover-editor-left">
-          {[
-            { key: "basic" as const, label: "基础设置" },
-            { key: "portrait" as const, label: "人像设置" },
-            { key: "background" as const, label: "背景设置", toggle: true },
-            { key: "title" as const, label: "主标题" },
-            { key: "subtitle" as const, label: "副标题" },
-            { key: "mask" as const, label: "蒙版", toggle: true },
-          ].map((item) => (
-            <div key={item.key} className="xx-cover-editor-section">
-              <div
-                className="xx-cover-editor-section-header"
-                onClick={() => toggleSection(item.key)}
-              >
-                <span>{item.label}</span>
-                <span>{sections[item.key] ? "▾" : "▸"}</span>
-              </div>
-              {sections[item.key] && (
-                <div className="xx-cover-editor-section-body">
-                  {item.toggle ? (
-                    <label style={{ display: "flex", alignItems: "center", gap: 6 }}>
-                      <input type="checkbox" defaultChecked={false} />
-                      已开启
-                    </label>
-                  ) : (
-                    <span style={{ color: "var(--text-tertiary)" }}>暂无配置项</span>
+      {/* ── Layout ── */}
+      <div className="xx-ce-layout">
+        {/* ── Left Panel ── */}
+        <div className="xx-ce-left">
+          {/* 1. 基础设置 */}
+          <div className="xx-ce-section">
+            <div className="xx-ce-section-header" onClick={() => toggle("basic")}>
+              <span>🔧 基础设置</span>
+              <span>{sections.basic ? "▾" : "▸"}</span>
+            </div>
+            {sections.basic && (
+              <div className="xx-ce-section-body">
+                <div className="xx-ce-switch-item">
+                  <div className="xx-ce-switch-row">
+                    <span>文字自动换行</span>
+                    <Switch
+                      size="small"
+                      checked={cfg.autoSplitEnabled}
+                      onChange={(v) => upd("autoSplitEnabled", v)}
+                    />
+                  </div>
+                  {cfg.autoSplitEnabled && (
+                    <>
+                      <div className="xx-ce-row">
+                        <label className="xx-ce-label">主标题每行字数: {cfg.titleMaxChars}</label>
+                        <Slider
+                          min={2}
+                          max={15}
+                          step={1}
+                          value={cfg.titleMaxChars}
+                          onChange={(v) => upd("titleMaxChars", v)}
+                        />
+                      </div>
+                      <div className="xx-ce-row">
+                        <label className="xx-ce-label">
+                          副标题每行字数: {cfg.subtitleMaxChars}
+                        </label>
+                        <Slider
+                          min={2}
+                          max={20}
+                          step={1}
+                          value={cfg.subtitleMaxChars}
+                          onChange={(v) => upd("subtitleMaxChars", v)}
+                        />
+                      </div>
+                    </>
                   )}
                 </div>
-              )}
+
+                <div className="xx-ce-switch-item">
+                  <div className="xx-ce-switch-row">
+                    <span>背景模糊</span>
+                    <Switch
+                      size="small"
+                      checked={cfg.blurEnabled}
+                      onChange={(v) => upd("blurEnabled", v)}
+                    />
+                  </div>
+                  {cfg.blurEnabled && (
+                    <div className="xx-ce-row">
+                      <label className="xx-ce-label">模糊度: {cfg.blurAmount}</label>
+                      <Slider
+                        min={0}
+                        max={20}
+                        step={1}
+                        value={cfg.blurAmount}
+                        onChange={(v) => upd("blurAmount", v)}
+                      />
+                    </div>
+                  )}
+                </div>
+              </div>
+            )}
+          </div>
+
+          {/* 2. 背景 */}
+          <div className="xx-ce-section">
+            <div className="xx-ce-section-header" onClick={() => toggle("background")}>
+              <span>🎨 背景设置</span>
+              <div className="xx-ce-header-right" onClick={(e) => e.stopPropagation()}>
+                <Switch
+                  size="small"
+                  checked={cfg.backgroundEnabled}
+                  onChange={(v) => upd("backgroundEnabled", v)}
+                />
+              </div>
             </div>
-          ))}
+            {sections.background && cfg.backgroundEnabled && (
+              <div className="xx-ce-section-body">
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">背景图片</label>
+                  <div className="xx-ce-file-row">
+                    <input
+                      className="xx-ce-file-name"
+                      readOnly
+                      value={bgImageUrl ? "已选择图片" : "未选择图片"}
+                    />
+                    <button
+                      className="xx-ce-file-btn"
+                      type="button"
+                      onClick={() => bgFileRef.current?.click()}
+                    >
+                      上传
+                    </button>
+                    {bgImageUrl && (
+                      <button
+                        className="xx-ce-file-btn"
+                        type="button"
+                        onClick={() => {
+                          setBgImageUrl("")
+                          upd("backgroundImage", "")
+                        }}
+                      >
+                        清除
+                      </button>
+                    )}
+                    <input
+                      ref={bgFileRef}
+                      type="file"
+                      accept="image/*"
+                      style={{ display: "none" }}
+                      onChange={(e) =>
+                        handleFile(e.target.files?.[0], setBgImageUrl, "backgroundImage")
+                      }
+                    />
+                  </div>
+                </div>
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">背景颜色（无图片时使用）</label>
+                  <ColorPicker
+                    value={cfg.backgroundColor || "#1a1a2e"}
+                    onChange={(v) => upd("backgroundColor", v)}
+                  />
+                </div>
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">大小: {cfg.backgroundSize}%</label>
+                  <Slider
+                    min={50}
+                    max={150}
+                    step={1}
+                    value={cfg.backgroundSize}
+                    onChange={(v) => upd("backgroundSize", v)}
+                  />
+                </div>
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">位置（X/Y %）</label>
+                  <PositionPair
+                    x={cfg.backgroundPosition.x}
+                    y={cfg.backgroundPosition.y}
+                    onChange={(pos) => upd("backgroundPosition", pos)}
+                  />
+                </div>
+              </div>
+            )}
+          </div>
+
+          {/* 3. 主标题 */}
+          <div className="xx-ce-section">
+            <div className="xx-ce-section-header" onClick={() => toggle("title")}>
+              <span>🔠 主标题</span>
+              <span>{sections.title ? "▾" : "▸"}</span>
+            </div>
+            {sections.title && (
+              <div className="xx-ce-section-body">
+                <TextStylePanel
+                  config={cfg.title}
+                  onChange={updTitle}
+                  placeholder="输入主标题文字"
+                />
+              </div>
+            )}
+          </div>
+
+          {/* 4. 副标题 */}
+          <div className="xx-ce-section">
+            <div className="xx-ce-section-header" onClick={() => toggle("subtitle")}>
+              <span>🔡 副标题</span>
+              <span>{sections.subtitle ? "▾" : "▸"}</span>
+            </div>
+            {sections.subtitle && (
+              <div className="xx-ce-section-body">
+                <TextStylePanel
+                  config={cfg.subtitle}
+                  onChange={updSubtitle}
+                  placeholder="输入副标题文字"
+                />
+              </div>
+            )}
+          </div>
+
+          {/* 5. 人像 */}
+          <div className="xx-ce-section">
+            <div className="xx-ce-section-header" onClick={() => toggle("portrait")}>
+              <span>👤 人像设置</span>
+              <div className="xx-ce-header-right" onClick={(e) => e.stopPropagation()}>
+                <Switch
+                  size="small"
+                  checked={cfg.portraitEnabled}
+                  onChange={(v) => upd("portraitEnabled", v)}
+                />
+              </div>
+            </div>
+            {sections.portrait && cfg.portraitEnabled && (
+              <div className="xx-ce-section-body">
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">人像图片</label>
+                  <div className="xx-ce-file-row">
+                    <input
+                      className="xx-ce-file-name"
+                      readOnly
+                      value={portraitImageUrl ? "已选择图片" : "未选择图片"}
+                    />
+                    <button
+                      className="xx-ce-file-btn"
+                      type="button"
+                      onClick={() => portraitFileRef.current?.click()}
+                    >
+                      上传
+                    </button>
+                    {portraitImageUrl && (
+                      <button
+                        className="xx-ce-file-btn"
+                        type="button"
+                        onClick={() => {
+                          setPortraitImageUrl("")
+                          upd("portraitImage", "")
+                        }}
+                      >
+                        清除
+                      </button>
+                    )}
+                    <input
+                      ref={portraitFileRef}
+                      type="file"
+                      accept="image/*"
+                      style={{ display: "none" }}
+                      onChange={(e) =>
+                        handleFile(e.target.files?.[0], setPortraitImageUrl, "portraitImage")
+                      }
+                    />
+                  </div>
+                </div>
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">大小: {cfg.portraitSize}%</label>
+                  <Slider
+                    min={10}
+                    max={100}
+                    step={1}
+                    value={cfg.portraitSize}
+                    onChange={(v) => upd("portraitSize", v)}
+                  />
+                </div>
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">位置（X/Y %）</label>
+                  <PositionPair
+                    x={cfg.portraitPosition.x}
+                    y={cfg.portraitPosition.y}
+                    onChange={(pos) => upd("portraitPosition", pos)}
+                  />
+                </div>
+                <div className="xx-ce-switch-item">
+                  <div className="xx-ce-switch-row">
+                    <span>人物描边</span>
+                    <Switch
+                      size="small"
+                      checked={cfg.personStrokeEnabled}
+                      onChange={(v) => upd("personStrokeEnabled", v)}
+                    />
+                  </div>
+                  {cfg.personStrokeEnabled && (
+                    <>
+                      <div className="xx-ce-row">
+                        <div className="xx-ce-radio-group">
+                          {(["solid", "dashed"] as StrokeStyle[]).map((st) => (
+                            <button
+                              key={st}
+                              className={`xx-ce-radio-btn ${cfg.personStrokeStyle === st ? "active" : ""}`}
+                              onClick={() => upd("personStrokeStyle", st)}
+                              type="button"
+                            >
+                              {st === "solid" ? "实线" : "虚线"}
+                            </button>
+                          ))}
+                        </div>
+                      </div>
+                      <div className="xx-ce-row">
+                        <label className="xx-ce-label">描边颜色</label>
+                        <ColorPicker
+                          value={cfg.personStrokeColor}
+                          onChange={(v) => upd("personStrokeColor", v)}
+                        />
+                      </div>
+                      <div className="xx-ce-row">
+                        <label className="xx-ce-label">描边粗细: {cfg.personStrokeWidth}px</label>
+                        <Slider
+                          min={0}
+                          max={20}
+                          step={1}
+                          value={cfg.personStrokeWidth}
+                          onChange={(v) => upd("personStrokeWidth", v)}
+                        />
+                      </div>
+                    </>
+                  )}
+                </div>
+              </div>
+            )}
+          </div>
+
+          {/* 6. 蒙版 */}
+          <div className="xx-ce-section">
+            <div className="xx-ce-section-header" onClick={() => toggle("mask")}>
+              <span>🌓 蒙版</span>
+              <div className="xx-ce-header-right" onClick={(e) => e.stopPropagation()}>
+                <Switch
+                  size="small"
+                  checked={cfg.maskEnabled}
+                  onChange={(v) => upd("maskEnabled", v)}
+                />
+              </div>
+            </div>
+            {sections.mask && cfg.maskEnabled && (
+              <div className="xx-ce-section-body">
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">蒙版图片（可选）</label>
+                  <div className="xx-ce-file-row">
+                    <input
+                      className="xx-ce-file-name"
+                      readOnly
+                      value={cfg.maskImage ? "已选择文件" : "未选择文件"}
+                    />
+                    <button
+                      className="xx-ce-file-btn"
+                      type="button"
+                      onClick={() => fileRef.current?.click()}
+                    >
+                      选择
+                    </button>
+                    <input
+                      ref={fileRef}
+                      type="file"
+                      accept="image/*"
+                      style={{ display: "none" }}
+                      onChange={(e) => {
+                        const f = e.target.files?.[0]
+                        if (f) upd("maskImage", f.name)
+                      }}
+                    />
+                  </div>
+                </div>
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">蒙版颜色</label>
+                  <ColorPicker value={cfg.maskColor} onChange={(v) => upd("maskColor", v)} />
+                </div>
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">不透明度: {cfg.maskOpacity}%</label>
+                  <Slider
+                    min={0}
+                    max={100}
+                    step={1}
+                    value={cfg.maskOpacity}
+                    onChange={(v) => upd("maskOpacity", v)}
+                  />
+                </div>
+                <div className="xx-ce-row">
+                  <label className="xx-ce-label">大小: {cfg.maskSize}%</label>
+                  <Slider
+                    min={0}
+                    max={100}
+                    step={1}
+                    value={cfg.maskSize}
+                    onChange={(v) => upd("maskSize", v)}
+                  />
+                </div>
+              </div>
+            )}
+          </div>
         </div>
 
-        {/* 右侧画布预览 */}
-        <div className="xx-cover-editor-right">
-          <div className="xx-cover-editor-canvas">
-            {/* 人像占位 */}
-            <div className="xx-cover-editor-portrait">
-              {/* 四角拖拽手柄 */}
-              <span className="xx-cover-editor-handle" style={{ top: -4, left: -4 }} />
-              <span className="xx-cover-editor-handle" style={{ top: -4, right: -4 }} />
-              <span className="xx-cover-editor-handle" style={{ bottom: -4, left: -4 }} />
-              <span className="xx-cover-editor-handle" style={{ bottom: -4, right: -4 }} />
+        {/* ── Right Preview ── */}
+        <div className="xx-ce-right">
+          <div className="xx-ce-canvas-wrap">
+            <span className="xx-ce-anchor-dot" style={{ top: "10%", left: "-12px" }} />
+            <span className="xx-ce-anchor-dot" style={{ top: "50%", right: "-12px" }} />
+            <span className="xx-ce-anchor-dot" style={{ bottom: "10%", left: "-12px" }} />
+
+            <div className="xx-ce-canvas">
+              {/* base background layer */}
+              <div
+                className="xx-ce-canvas-base"
+                style={{
+                  position: "absolute",
+                  inset: 0,
+                  background: bgImageUrl
+                    ? `url(${bgImageUrl}) center/cover no-repeat`
+                    : cfg.backgroundColor
+                      ? cfg.backgroundColor
+                      : "linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%)",
+                  filter: cfg.blurEnabled ? `blur(${cfg.blurAmount / 4}px)` : undefined,
+                  zIndex: 0,
+                }}
+              />
+
+              {/* Background decoration */}
+              {cfg.backgroundEnabled && !bgImageUrl && (
+                <div
+                  className="xx-ce-el-bg"
+                  style={{
+                    width: `${cfg.backgroundSize}%`,
+                    height: `${cfg.backgroundSize}%`,
+                    left: `${cfg.backgroundPosition.x}%`,
+                    top: `${cfg.backgroundPosition.y}%`,
+                    transform: "translate(-50%, -50%)",
+                    zIndex: 1,
+                  }}
+                />
+              )}
+
+              {/* Portrait */}
+              {cfg.portraitEnabled && (
+                <div
+                  className="xx-ce-el-portrait"
+                  style={{
+                    width: `${cfg.portraitSize}%`,
+                    aspectRatio: "3/4",
+                    height: "auto",
+                    left: `${cfg.portraitPosition.x}%`,
+                    top: `${cfg.portraitPosition.y}%`,
+                    transform: "translate(-50%, -50%)",
+                    borderStyle: cfg.personStrokeEnabled ? cfg.personStrokeStyle : "none",
+                    borderColor: cfg.personStrokeEnabled ? cfg.personStrokeColor : "transparent",
+                    borderWidth: cfg.personStrokeEnabled
+                      ? `${Math.max(1, s(cfg.personStrokeWidth))}px`
+                      : "0",
+                    background: portraitImageUrl
+                      ? `url(${portraitImageUrl}) center/contain no-repeat`
+                      : "linear-gradient(135deg, #a8d4f0, #7ab8e0)",
+                    zIndex: 2,
+                    boxSizing: "border-box",
+                  }}
+                />
+              )}
+
+              {/* Title */}
+              <div style={renderTextStyle(cfg.title)}>{renderTextLines(cfg.title)}</div>
+
+              {/* Subtitle */}
+              <div style={renderTextStyle(cfg.subtitle)}>{renderTextLines(cfg.subtitle)}</div>
+
+              {/* Mask overlay */}
+              {cfg.maskEnabled && (
+                <div
+                  className="xx-ce-el-mask"
+                  style={{
+                    backgroundColor: cfg.maskColor,
+                    opacity: cfg.maskOpacity / 100,
+                  }}
+                />
+              )}
             </div>
-            {/* 文字占位 */}
-            <div className="xx-cover-editor-title-placeholder">主标题文字</div>
-            <div className="xx-cover-editor-subtitle-placeholder">副标题文字</div>
           </div>
+
+          <div className="xx-ce-preview-tip">👁️ 实时预览（9:16 竖版）</div>
         </div>
       </div>
     </Modal>

apps/web/src/pages/generate/components/cover-settings/CoverSettingsModal.tsx

@@ -40,12 +40,26 @@ const CoverSettingsModal: React.FC<CoverSettingsModalProps> = ({
   onCreateNew,
 }) => {
   return (
-    <Modal open={open} onCancel={onClose} width={800} title="封面设置" centered footer={null}>
+    <Modal
+      open={open}
+      onCancel={onClose}
+      width={800}
+      title="封面设置"
+      centered
+      footer={
+        <div style={{ display: "flex", justifyContent: "flex-end", gap: 8 }}>
+          <Button buttonType="ghost" onClick={onClose}>
+            取消
+          </Button>
+          <Button buttonType="primary" onClick={onClose}>
+            确认应用
+          </Button>
+        </div>
+      }
+    >
       <div className="xx-cover-modal-toolbar">
-        <Button buttonType="primary">选择素材文件</Button>
-        <Button buttonType="ghost">导出全部</Button>
         <Button buttonType="primary" onClick={onCreateNew}>
-          创建新模板
+          + 创建新模板
         </Button>
       </div>
 
@@ -59,52 +73,78 @@ const CoverSettingsModal: React.FC<CoverSettingsModalProps> = ({
         <div style={{ textAlign: "center", padding: "40px 0", color: "#ef4444" }}>{error}</div>
       )}
 
-      {!loading && !error && (
-        <div className="xx-cover-template-grid">
-          {templates.map((tpl) => (
-            <div
-              key={tpl.id}
-              className={`xx-cover-template-card${selectedTemplateId === tpl.id ? " selected" : ""}`}
-              onClick={() => onSelectTemplate(tpl.id)}
-            >
-              <div
-                className="xx-cover-template-thumb"
-                style={{ background: GRADIENT_MAP[tpl.id] || GRADIENT_MAP.default }}
-              >
-                🖼️
-              </div>
-              <div className="xx-cover-template-info">
-                <div className="xx-cover-template-name">
-                  {tpl.name}
-                  {tpl.is_system && <span className="xx-cover-template-badge">✨ 系统模板</span>}
-                </div>
-                <div className="xx-cover-template-date">{tpl.created_at}</div>
-                <div className="xx-cover-template-actions" onClick={(e) => e.stopPropagation()}>
-                  <Button buttonType="ghost" buttonSize="sm" onClick={() => onEditTemplate(tpl)}>
-                    编辑
-                  </Button>
-                  {!tpl.is_system && (
-                    <Button
-                      buttonType="ghost"
-                      buttonSize="sm"
-                      onClick={() => {
-                        if (confirm("确定删除此模板？")) {
-                          onDeleteTemplate(tpl.id)
-                        }
-                      }}
-                    >
-                      删除
-                    </Button>
-                  )}
-                  <Button buttonType="ghost" buttonSize="sm">
-                    导出
-                  </Button>
-                </div>
-              </div>
-            </div>
-          ))}
+      {!loading && !error && templates.length === 0 && (
+        <div
+          style={{
+            textAlign: "center",
+            padding: "40px 0",
+            color: "var(--text-secondary)",
+            fontSize: 13,
+          }}
+        >
+          暂无封面模板，点击右上角「创建新模板」可自定义封面样式
         </div>
       )}
+
+      {!loading && !error && templates.length > 0 && (
+        <div className="xx-cover-template-grid">
+          {templates.map((tpl) => {
+            const isSelected = selectedTemplateId === tpl.id
+            return (
+              <div
+                key={tpl.id}
+                className={`xx-cover-template-card${isSelected ? " selected" : ""}`}
+                onClick={() => onSelectTemplate(tpl.id)}
+              >
+                <div
+                  className="xx-cover-template-thumb"
+                  style={{ background: GRADIENT_MAP[tpl.id] || GRADIENT_MAP.default }}
+                >
+                  {isSelected && <span className="xx-cover-template-check">✓</span>}
+                  🖼️
+                </div>
+                <div className="xx-cover-template-info">
+                  <div className="xx-cover-template-name">
+                    {tpl.name}
+                    {tpl.is_system && <span className="xx-cover-template-badge">✨ 系统</span>}
+                  </div>
+                  <div className="xx-cover-template-actions" onClick={(e) => e.stopPropagation()}>
+                    <Button buttonType="ghost" buttonSize="sm" onClick={() => onEditTemplate(tpl)}>
+                      编辑
+                    </Button>
+                    {!tpl.is_system && (
+                      <Button
+                        buttonType="ghost"
+                        buttonSize="sm"
+                        onClick={() => {
+                          if (confirm("确定删除此模板？")) {
+                            onDeleteTemplate(tpl.id)
+                          }
+                        }}
+                      >
+                        删除
+                      </Button>
+                    )}
+                  </div>
+                </div>
+              </div>
+            )
+          })}
+        </div>
+      )}
+
+      <div
+        style={{
+          marginTop: 12,
+          padding: "8px 12px",
+          background: "rgba(124,58,237,0.06)",
+          borderRadius: 6,
+          fontSize: 12,
+          color: "#6d28d9",
+        }}
+      >
+        💡 点击卡片选中模板后，点击右下角「确认应用」即可使用该模板生成封面
+      </div>
     </Modal>
   )
 }

apps/web/src/pages/generate/components/title/AiTitleCard.tsx

@@ -1,35 +0,0 @@
-/**
- * 单个 AI 标题卡片
- */
-import React from "react"
-import { CheckCircleFilled } from "@ant-design/icons"
-
-interface AiTitleCardProps {
-  title: string
-  highlight: string
-  style: "catchy" | "emotional" | "informative"
-  selected: boolean
-  onClick: () => void
-}
-
-const AiTitleCard: React.FC<AiTitleCardProps> = ({
-  title,
-  highlight,
-  style,
-  selected,
-  onClick,
-}) => {
-  return (
-    <div className={`xx-ai-title-card ${selected ? "selected" : ""} ${style}`} onClick={onClick}>
-      <div className="xx-ai-title-card-text">{title}</div>
-      <div className="xx-ai-title-card-tag">{highlight}</div>
-      {selected && (
-        <div className="xx-ai-title-card-check">
-          <CheckCircleFilled style={{ color: "#fff", fontSize: 14 }} />
-        </div>
-      )}
-    </div>
-  )
-}
-
-export default AiTitleCard

apps/web/src/pages/generate/components/title/AiTitleGenerator.tsx

@@ -1,105 +0,0 @@
-/**
- * AI 智能生成标题
- * 输入框 + 生成按钮 + 结果列表 + 加载状态
- */
-import React from "react"
-import { LoadingOutlined } from "@ant-design/icons"
-import AiTitleCard from "./AiTitleCard"
-
-interface AiTitleItem {
-  title: string
-  highlight: string
-  style: "catchy" | "emotional" | "informative"
-}
-
-interface AiTitleGeneratorProps {
-  inputValue: string
-  onInputChange: (value: string) => void
-  generating: boolean
-  onGenerate: () => void
-  results: AiTitleItem[]
-  hasGenerated: boolean
-  onSelect: (title: string) => void
-  selectedTitle: string
-  onRefresh: () => void
-}
-
-const AiTitleGenerator: React.FC<AiTitleGeneratorProps> = ({
-  inputValue,
-  onInputChange,
-  generating,
-  onGenerate,
-  results,
-  hasGenerated,
-  onSelect,
-  selectedTitle,
-  onRefresh,
-}) => {
-  return (
-    <div className="xx-ai-title-section">
-      <div className="xx-ai-title-header">
-        <span className="xx-ai-title-label">✨ AI 智能生成标题</span>
-      </div>
-      <div className="xx-ai-title-input-row">
-        <input
-          className="xx-ai-title-input"
-          placeholder="输入视频内容描述或关键词，如：职场成长、副业赚钱…"
-          value={inputValue}
-          onChange={(e) => onInputChange(e.target.value)}
-          onKeyDown={(e) => {
-            if (e.key === "Enter") onGenerate()
-          }}
-        />
-        <button
-          type="button"
-          className="xx-btn xx-btn-primary"
-          onClick={onGenerate}
-          disabled={generating || !inputValue.trim()}
-        >
-          {generating ? (
-            <>
-              <LoadingOutlined style={{ marginRight: 6 }} />
-              生成中
-            </>
-          ) : (
-            "生成标题"
-          )}
-        </button>
-      </div>
-
-      {/* 生成结果 */}
-      {hasGenerated && !generating && results.length > 0 && (
-        <div className="xx-ai-title-results">
-          <div className="xx-ai-title-results-header">
-            <span className="xx-ai-title-results-count">为你生成 {results.length} 个标题</span>
-            <button type="button" className="xx-link-btn" onClick={onRefresh} disabled={generating}>
-              🔄 换一批
-            </button>
-          </div>
-          <div className="xx-ai-title-list">
-            {results.map((item, idx) => (
-              <AiTitleCard
-                key={idx}
-                title={item.title}
-                highlight={item.highlight}
-                style={item.style}
-                selected={selectedTitle === item.title}
-                onClick={() => onSelect(item.title)}
-              />
-            ))}
-          </div>
-        </div>
-      )}
-
-      {/* 生成中 */}
-      {generating && (
-        <div className="xx-ai-title-loading">
-          <LoadingOutlined style={{ color: "var(--primary-color)", marginRight: 8 }} />
-          AI 正在为你创作标题…
-        </div>
-      )}
-    </div>
-  )
-}
-
-export default AiTitleGenerator

apps/web/src/pages/generate/components/title/TitleMiniPreview.tsx

@@ -18,10 +18,14 @@ interface Props {
   settings: TitleSettings
   width?: number
   sampleText?: string
-  /** 背景（预览用，默认深色渐变模拟视频底） */
+  /** 背景（预览用，默认深色渐变模拟视频底），transparent=true 时忽略 */
   background?: string
-  /** 高度（可选，默认 width/2） */
+  /** 高度（可选，默认按 portrait 选比例） */
   height?: number
+  /** 透明背景（卡片/编辑器预览叠加在图片上时使用） */
+  transparent?: boolean
+  /** 纵向竖屏预览（9:16），true 时 aspect=16/9 适配手机视频比例 */
+  portrait?: boolean
 }
 
 /** 按 maxCharsPerLine 自动换行 */
@@ -56,9 +60,11 @@ const TitleMiniPreview: React.FC<Props> = ({
   sampleText,
   background = "linear-gradient(135deg,#1f2937,#111827)",
   height,
+  transparent = false,
+  portrait = false,
 }) => {
   const canvasRef = useRef<HTMLCanvasElement>(null)
-  const h = height ?? Math.round(width / 1.8)
+  const h = height ?? Math.round(width * (portrait ? 16 / 9 : 1 / 1.8))
   const text = (sampleText || settings.title || "预览标题").trim() || "预览标题"
 
   useEffect(() => {
@@ -74,9 +80,11 @@ const TitleMiniPreview: React.FC<Props> = ({
     ctx.scale(dpr, dpr)
     ctx.clearRect(0, 0, width, h)
 
-    // 背景
-    ctx.fillStyle = "#111827"
-    ctx.fillRect(0, 0, width, h)
+    // 背景（transparent 时跳过，用于叠加在图片上）
+    if (!transparent) {
+      ctx.fillStyle = "#111827"
+      ctx.fillRect(0, 0, width, h)
+    }
 
     // 分辨率缩放：以 360 宽为基准（对应 720p 的一半）
     const scale = width / 360
@@ -121,7 +129,8 @@ const TitleMiniPreview: React.FC<Props> = ({
       startY = h / 2 - totalH / 2 + size / 2
     } else {
       // bottom
-      startY = h - totalH - r(16) + size / 2
+      const botMargin = portrait ? r(24) : r(16)
+      startY = h - totalH - botMargin + size / 2
     }
     let centerX = width / 2
     if (settings.position === "custom" && settings.posX != null) {
@@ -181,7 +190,7 @@ const TitleMiniPreview: React.FC<Props> = ({
     ctx.shadowBlur = prevShadow.b
     ctx.shadowOffsetX = prevShadow.ox
     ctx.shadowOffsetY = prevShadow.oy
-  }, [settings, width, h, text])
+  }, [settings, width, h, text, transparent, portrait, background])
 
   return (
     <canvas
@@ -190,7 +199,7 @@ const TitleMiniPreview: React.FC<Props> = ({
         borderRadius: 6,
         display: "block",
         maxWidth: "100%",
-        background,
+        background: transparent ? "transparent" : background,
       }}
     />
   )

apps/web/src/pages/generate/constants.ts

@@ -535,31 +535,6 @@ export const SMART_MATCH_REASONS = [
   "人物表情生动",
 ]
 
-/* ── AI 标题模板 ── */
-export const AI_TITLE_TEMPLATES: Record<string, string[]> = {
-  catchy: [
-    "震惊！{topic}居然还能这样操作",
-    "99%的人都不知道的{topic}秘诀",
-    "{topic}的终极指南，看完直接封神",
-    "别再走弯路了！{topic}看这一篇就够",
-    "一个视频讲透{topic}，建议收藏",
-  ],
-  emotional: [
-    "致每一个在{topic}路上坚持的人",
-    "关于{topic}，我想说句真心话",
-    "{topic}背后的故事，看完沉默了",
-    "为什么我劝你一定要了解{topic}",
-    "这才是{topic}最动人的样子",
-  ],
-  informative: [
-    "{topic}完整科普：从入门到精通",
-    "深度解析{topic}的核心原理",
-    "{topic}行业趋势报告｜2026最新版",
-    "三分钟带你全面了解{topic}",
-    "{topic}常见问题与解决方案汇总",
-  ],
-}
-
 /* ── 默认封面设置 ── */
 export const DEFAULT_COVER_SETTINGS: CoverConfig = {
   enabled: true,

apps/web/src/pages/generate/generate.css

@@ -2739,6 +2739,7 @@
   justify-content: center;
   font-size: 32px;
   color: #ccc;
+  position: relative;
 }
 
 /* 卡片信息区 */
@@ -2880,27 +2881,6 @@
    Issue #1677 多视频批量生成
    ================================================================ */
 
-/* ── Step4 布局对调：左侧预览大区域，右侧标题边栏 ── */
-.xx-generate-layout.step4-layout {
-  grid-template-columns: 1fr 380px;
-  align-items: start;
-}
-
-.xx-generate-preview-col {
-  min-width: 0;
-  position: sticky;
-  top: 16px;
-}
-
-.xx-generate-preview-col .xx-form-section {
-  margin: 0;
-}
-
-.xx-title-sidebar {
-  max-height: calc(100vh - 140px);
-  overflow-y: auto;
-}
-
 /* ── 数量选择弹窗 ── */
 .xx-modal-mask {
   position: fixed;
@@ -3240,135 +3220,6 @@
   border-radius: 4px;
 }
 
-/* ── 响应式：窄屏 Step4 回退单列 ── */
-@media (max-width: 960px) {
-  .xx-generate-layout.step4-layout {
-    grid-template-columns: 1fr;
-  }
-
-  .xx-generate-preview-col {
-    position: static;
-  }
-
-  .xx-title-sidebar {
-    max-height: none;
-  }
-}
-
-/* ============================================================
-   批量前端 Canvas 预览网格（Issue #1677 修正：纯前端实时预览）
-   ============================================================ */
-/* #1741：卡片整体缩小至约 3/5——宽屏排 3 列（卡片限宽 220px 居中），
-   中屏自动回退 2 列，窄屏 1 列（见下方媒体查询）；卡片保持 9:16 比例不变形 */
-.xx-canvas-grid {
-  display: grid;
-  grid-template-columns: repeat(auto-fill, minmax(160px, 180px));
-  justify-content: center;
-  gap: 14px;
-}
-
-/* 窄屏单列时卡片限宽居中，避免 1fr 拉伸导致卡片过高 */
-@media (max-width: 960px) {
-  .xx-canvas-grid {
-    grid-template-columns: minmax(0, 320px);
-  }
-}
-
-.xx-canvas-grid-card {
-  position: relative;
-  border: 2px solid var(--border-primary, #e2e8f0);
-  border-radius: 12px;
-  overflow: hidden;
-  background: transparent;
-  transition: border-color 0.2s ease;
-  min-width: 0;
-}
-
-.xx-canvas-grid-card.selected {
-  border-color: var(--primary-color, #1677ff);
-  box-shadow: 0 0 0 2px rgba(22, 119, 255, 0.15);
-}
-
-.xx-canvas-grid-card-bar {
-  position: relative;
-  z-index: 2;
-  display: flex;
-  align-items: center;
-  padding: 6px 10px;
-  background: var(--bg-surface, #fff);
-  border-bottom: 1px solid var(--border-primary, #e2e8f0);
-}
-
-.xx-canvas-grid-check {
-  display: inline-flex;
-  align-items: center;
-  gap: 6px;
-  font-size: 13px;
-  font-weight: 500;
-  color: var(--text-primary, #1a1a1a);
-  cursor: pointer;
-  user-select: none;
-}
-
-.xx-canvas-grid-check input[type="checkbox"] {
-  width: 15px;
-  height: 15px;
-  cursor: pointer;
-  accent-color: var(--primary-color, #1677ff);
-}
-
-/* #1750：批量变体片段加载/错误占位（9:16 竖屏比例，与播放器卡片同尺寸防塌陷） */
-.xx-variant-clips-status {
-  position: relative;
-  width: 100%;
-  aspect-ratio: 9 / 16;
-  max-height: 70vh;
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  gap: 4px;
-  font-size: 13px;
-  color: rgba(255, 255, 255, 0.75);
-  background: #0a0a0a;
-  border-radius: 16px;
-  overflow: hidden;
-  box-shadow:
-    0 4px 6px -1px rgba(0, 0, 0, 0.3),
-    0 20px 50px -12px rgba(0, 0, 0, 0.5),
-    inset 0 0 0 1px rgba(255, 255, 255, 0.06);
-}
-
-.xx-variant-clips-status .anticon {
-  font-size: 22px;
-}
-
-.xx-variant-clips-error-text {
-  color: rgba(255, 255, 255, 0.85);
-  font-size: 13px;
-}
-
-/* ============================================================
-   批量标题：AI 一键生成行（Issue #1677）
-   ============================================================ */
-.xx-batch-ai-row {
-  display: flex;
-  flex-wrap: wrap;
-  align-items: center;
-  gap: 8px;
-  padding: 10px 12px;
-  margin-bottom: 12px;
-  background: var(--bg-secondary, #f7f8fa);
-  border: 1px dashed var(--border-primary, #d9d9d9);
-  border-radius: 10px;
-}
-
-.xx-batch-ai-row .xx-form-field {
-  margin: 0;
-  flex: 1;
-  min-width: 140px;
-}
-
 .xx-batch-titles {
   display: flex;
   flex-direction: column;
@@ -3485,3 +3336,452 @@
     grid-template-columns: minmax(0, 360px);
   }
 }
+
+/* ================================================================
+   自定义封面编辑器 (Cover Editor Modal) — xx-ce-*
+   ================================================================ */
+
+/* Header */
+.xx-ce-header {
+  margin-bottom: 16px;
+}
+.xx-ce-name-input {
+  width: 100%;
+  padding: 8px 12px;
+  border: 1px solid var(--border-color, #e5e7eb);
+  border-radius: var(--radius-sm, 6px);
+  font-size: 14px;
+  margin-bottom: 12px;
+  outline: none;
+}
+.xx-ce-name-input:focus {
+  border-color: #7c3aed;
+}
+.xx-ce-header-actions {
+  display: flex;
+  justify-content: flex-end;
+  gap: 8px;
+}
+
+/* Layout */
+.xx-ce-layout {
+  display: flex;
+  gap: 20px;
+  min-height: 500px;
+}
+.xx-ce-left {
+  width: 300px;
+  flex-shrink: 0;
+  max-height: 70vh;
+  overflow-y: auto;
+}
+.xx-ce-right {
+  flex: 1;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background: #f5f5f5;
+  border-radius: 8px;
+  min-height: 480px;
+}
+
+/* Section / collapsible panels */
+.xx-ce-section {
+  border: 1px solid var(--border-color, #e5e7eb);
+  border-radius: 6px;
+  margin-bottom: 8px;
+}
+.xx-ce-section-header {
+  padding: 10px 12px;
+  font-size: 13px;
+  font-weight: 600;
+  cursor: pointer;
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  background: #f0f4ff;
+  user-select: none;
+}
+.xx-ce-section-header:hover {
+  background: #e8edf8;
+}
+.xx-ce-section-body {
+  padding: 12px;
+  font-size: 12px;
+  color: var(--text-secondary, #666);
+}
+.xx-ce-header-right {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+}
+.xx-ce-status-text {
+  font-size: 11px;
+  font-weight: 400;
+  color: #3b82f6;
+}
+
+/* Rows / labels */
+.xx-ce-row {
+  margin: 12px 0;
+}
+.xx-ce-label {
+  display: block;
+  font-size: 12px;
+  color: #374151;
+  margin-bottom: 4px;
+}
+.xx-ce-hint {
+  font-size: 11px;
+  color: #9ca3af;
+  margin-top: 4px;
+}
+.xx-ce-sub-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  margin-top: 8px;
+}
+.xx-ce-switch-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+}
+.xx-ce-switch-item {
+  margin-bottom: 12px;
+  padding-bottom: 8px;
+  border-bottom: 1px solid #f3f4f6;
+}
+.xx-ce-switch-item:last-child {
+  border-bottom: none;
+  margin-bottom: 0;
+  padding-bottom: 0;
+}
+
+/* Color picker */
+.xx-ce-color-picker {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+}
+.xx-ce-color-picker input[type="color"] {
+  width: 32px;
+  height: 24px;
+  padding: 0;
+  border: 1px solid #d1d5db;
+  border-radius: 4px;
+  cursor: pointer;
+  background: none;
+}
+.xx-ce-color-picker input[type="color"]::-webkit-color-swatch-wrapper {
+  padding: 1px;
+}
+.xx-ce-color-picker input[type="color"]::-webkit-color-swatch {
+  border: none;
+  border-radius: 2px;
+}
+.xx-ce-color-hex {
+  width: 70px;
+  padding: 2px 6px;
+  border: 1px solid #d1d5db;
+  border-radius: 4px;
+  font-size: 12px;
+  font-family: monospace;
+}
+
+/* Position pair */
+.xx-ce-position {
+  display: flex;
+  gap: 8px;
+}
+.xx-ce-position .ant-input-number {
+  flex: 1;
+}
+
+/* Radio button group */
+.xx-ce-radio-group {
+  display: flex;
+  gap: 0;
+}
+.xx-ce-radio-btn {
+  padding: 4px 14px;
+  font-size: 12px;
+  border: 1px solid #d1d5db;
+  background: #fff;
+  color: #374151;
+  cursor: pointer;
+  transition: all 0.15s;
+}
+.xx-ce-radio-btn:first-child {
+  border-radius: 4px 0 0 4px;
+}
+.xx-ce-radio-btn:last-child {
+  border-radius: 0 4px 4px 0;
+}
+.xx-ce-radio-btn + .xx-ce-radio-btn {
+  border-left: none;
+}
+.xx-ce-radio-btn.active {
+  background: #7c3aed;
+  color: #fff;
+  border-color: #7c3aed;
+}
+.xx-ce-radio-btn.active + .xx-ce-radio-btn {
+  border-left: 1px solid #d1d5db;
+}
+
+/* Font select dots */
+.xx-ce-font-dot {
+  display: inline-block;
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  margin-right: 6px;
+  vertical-align: middle;
+}
+.xx-ce-font-dot--preset {
+  background: #10b981;
+}
+.xx-ce-font-dot--system {
+  background: #3b82f6;
+}
+
+/* Shadow actions */
+.xx-ce-shadow-actions {
+  display: flex;
+  gap: 8px;
+  margin-top: 4px;
+}
+.xx-ce-add-shadow-btn {
+  padding: 4px 10px;
+  font-size: 12px;
+  background: #7c3aed;
+  color: #fff;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+}
+.xx-ce-add-shadow-btn:hover {
+  background: #6d28d9;
+}
+.xx-ce-preset-shadow-btn {
+  padding: 4px 10px;
+  font-size: 12px;
+  background: #fff;
+  color: #374151;
+  border: 1px solid #d1d5db;
+  border-radius: 4px;
+  cursor: pointer;
+}
+
+/* Text background sub-section */
+.xx-ce-text-bg-section {
+  margin-top: 8px;
+  padding: 8px;
+  background: #fafafa;
+  border-radius: 4px;
+  border: 1px solid #f0f0f0;
+}
+
+/* Readonly text display */
+.xx-ce-readonly-text {
+  padding: 6px 10px;
+  background: #eff6ff;
+  border-radius: 4px;
+  font-size: 13px;
+  color: #1e40af;
+  margin-bottom: 4px;
+}
+
+/* Mask file row */
+.xx-ce-file-row {
+  display: flex;
+  gap: 6px;
+  align-items: center;
+}
+.xx-ce-file-name {
+  flex: 1;
+  padding: 4px 8px;
+  border: 1px solid #d1d5db;
+  border-radius: 4px;
+  font-size: 12px;
+  background: #f9fafb;
+  color: #6b7280;
+}
+.xx-ce-file-btn {
+  padding: 4px 10px;
+  font-size: 12px;
+  background: #fff;
+  color: #374151;
+  border: 1px solid #d1d5db;
+  border-radius: 4px;
+  cursor: pointer;
+  white-space: nowrap;
+}
+.xx-ce-file-btn:hover {
+  border-color: #7c3aed;
+  color: #7c3aed;
+}
+
+/* ── Canvas / Preview ── */
+.xx-ce-canvas-wrap {
+  position: relative;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+.xx-ce-canvas {
+  width: 225px;
+  height: 400px;
+  background: #ddd;
+  position: relative;
+  border-radius: 8px;
+  overflow: hidden;
+}
+.xx-ce-anchor-dot {
+  position: absolute;
+  width: 8px;
+  height: 8px;
+  background: #ef4444;
+  border-radius: 50%;
+  z-index: 5;
+}
+
+/* Portrait element */
+.xx-ce-el-portrait {
+  position: absolute;
+  background: #a8d4f0;
+  border: 2px solid #333;
+  z-index: 2;
+}
+
+/* 8 handles: 0=TL 1=T 2=TR 3=R 4=BR 5=B 6=BL 7=L */
+.xx-ce-handle {
+  position: absolute;
+  width: 8px;
+  height: 8px;
+  background: #3b82f6;
+  border: 1px solid #fff;
+  z-index: 10;
+}
+.xx-ce-handle--0 {
+  top: -4px;
+  left: -4px;
+}
+.xx-ce-handle--1 {
+  top: -4px;
+  left: 50%;
+  margin-left: -4px;
+}
+.xx-ce-handle--2 {
+  top: -4px;
+  right: -4px;
+}
+.xx-ce-handle--3 {
+  top: 50%;
+  right: -4px;
+  margin-top: -4px;
+}
+.xx-ce-handle--4 {
+  bottom: -4px;
+  right: -4px;
+}
+.xx-ce-handle--5 {
+  bottom: -4px;
+  left: 50%;
+  margin-left: -4px;
+}
+.xx-ce-handle--6 {
+  bottom: -4px;
+  left: -4px;
+}
+.xx-ce-handle--7 {
+  top: 50%;
+  left: -4px;
+  margin-top: -4px;
+}
+
+/* Background element */
+.xx-ce-el-bg {
+  position: absolute;
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  z-index: 1;
+}
+
+/* Mask overlay */
+.xx-ce-el-mask {
+  position: absolute;
+  inset: 0;
+  z-index: 4;
+  pointer-events: none;
+}
+
+/* Text background shape in canvas */
+.xx-ce-text-bg {
+  position: absolute;
+  z-index: -1;
+}
+
+
+/* Cover template selected check */
+.xx-cover-template-check {
+  position: absolute;
+  top: 8px;
+  right: 8px;
+  width: 22px;
+  height: 22px;
+  background: #7c3aed;
+  color: #fff;
+  border-radius: 50%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 14px;
+  font-weight: 700;
+  z-index: 2;
+  box-shadow: 0 2px 6px rgba(124,58,237,0.4);
+}
+.xx-cover-template-thumb {
+  position: relative;
+}
+
+/* Preview tip */
+.xx-ce-preview-tip {
+  text-align: center;
+  margin-top: 12px;
+  font-size: 12px;
+  color: #6b7280;
+}
+
+/* Cover editor modal base gradient */
+.xx-ce-canvas {
+  background: #1a1a2e;
+}
+
+/* Antd Slider overrides for editor */
+.xx-ce-section-body .ant-slider {
+  margin: 4px 0 8px;
+}
+.xx-ce-section-body .ant-slider-rail {
+  background: #e5e7eb;
+}
+.xx-ce-section-body .ant-slider-track {
+  background: #3b82f6;
+}
+.xx-ce-section-body .ant-slider-handle::after {
+  box-shadow: 0 0 0 2px #3b82f6;
+}
+.xx-ce-section-body .ant-slider-mark-text {
+  font-size: 10px;
+}
+
+/* Antd Select dropdown font dots */
+.xx-ce-font-select-dropdown .ant-select-item-option-content {
+  display: flex;
+  align-items: center;
+}
+
+/* Canvas text elements — ensure proper stacking */
+.xx-ce-canvas > div {
+  pointer-events: none;
+}

apps/web/src/pages/generate/hooks/generate-video/useGenerationPolling.ts

@@ -10,7 +10,7 @@ export interface BatchTaskState {
   taskId: string
   /** 变体序号（0-based，与标题/封面数组对齐） */
   variantIndex: number
-  status: "running" | "completed" | "failed"
+  status: "running" | "completed" | "awaiting_cover" | "failed"
   progress: number
   error: string | null
   /** 完成后的成片视频 */
@@ -96,7 +96,7 @@ export function useGenerationPolling({
       runId: number,
       callbacks?: {
         onTaskProgress?: (pct: number) => void
-        onTaskCompleted?: (videos: unknown[]) => void
+        onTaskCompleted?: (videos: unknown[], taskStatus?: "completed" | "awaiting_cover") => void
         onTaskFailed?: (msg: string) => void
       },
     ): Promise<unknown[]> => {
@@ -111,7 +111,7 @@ export function useGenerationPolling({
             if (cancelledRef.current || done) return
             consecutiveErrors = 0
 
-            if (task.status === "completed") {
+            if (task.status === "completed" || task.status === "awaiting_cover") {
               done = true
               const videos = await fetchResultsWithRetry(taskId)
               if (cancelledRef.current) return
@@ -121,7 +121,7 @@ export function useGenerationPolling({
                 reject(new Error(msg))
                 return
               }
-              callbacks?.onTaskCompleted?.(videos)
+              callbacks?.onTaskCompleted?.(videos, task.status as "completed" | "awaiting_cover")
               resolve(videos)
               return
             }
@@ -259,10 +259,11 @@ export function useGenerationPolling({
             onBatchTaskUpdate?.(taskId, { status: "running", progress: pct })
             reportAggregateProgress()
           },
-          onTaskCompleted: (videos) => {
+          onTaskCompleted: (videos, taskStatus) => {
             progressMap.set(taskId, 100)
             resultMap.set(taskId, videos)
-            onBatchTaskUpdate?.(taskId, { status: "completed", progress: 100, videos })
+            const _finalStatus: "completed" | "awaiting_cover" = taskStatus ?? "completed"
+            onBatchTaskUpdate?.(taskId, { status: _finalStatus, progress: 100, videos })
             reportAggregateProgress()
             checkAllSettled()
           },
@@ -293,8 +294,9 @@ export function useGenerationPolling({
       }
       pollSingleTask(taskId, Date.now(), {
         onTaskProgress: (pct) => onBatchTaskUpdate?.(taskId, { status: "running", progress: pct }),
-        onTaskCompleted: (videos) => {
-          onBatchTaskUpdate?.(taskId, { status: "completed", progress: 100, videos })
+        onTaskCompleted: (videos, taskStatus) => {
+          const _finalStatus: "completed" | "awaiting_cover" = taskStatus ?? "completed"
+          onBatchTaskUpdate?.(taskId, { status: _finalStatus, progress: 100, videos })
           message.success(`视频 ${variantIndex + 1} 重试成功`)
         },
         onTaskFailed: (msg) => onBatchTaskUpdate?.(taskId, { status: "failed", error: msg }),

apps/web/src/pages/generate/hooks/useBatchCovers.ts

@@ -53,7 +53,7 @@ interface UseBatchCoversOptions {
 }
 
 export function useBatchCovers({
-  selectedTemplate,
+  selectedTemplate: _selectedTemplate,
   generatedVideos,
   titles,
   titleStyle,
@@ -93,7 +93,12 @@ export function useBatchCovers({
   /** 为第 index 个视频自动生成封面；返回是否成功（供 generateAll 统计） */
   const generateOne = useCallback(
     async (index: number): Promise<boolean> => {
-      const finalVideos = generatedVideos.filter((v) => v.status === "completed")
+      const finalVideos = generatedVideos.filter(
+        (v) =>
+          v.status === "completed" ||
+          v.status === "awaiting_cover" ||
+          v.status === "awaiting_cover",
+      )
       const target = finalVideos[index] || generatedVideos[index]
       if (!target) {
         message.warning("该视频尚未生成完成")
@@ -102,7 +107,7 @@ export function useBatchCovers({
       addBusy(index)
       try {
         const titleText = titles[index] || ""
-        const response = await generateCover(selectedTemplate, {
+        const response = await generateCover("default", {
           generated_video_id: target.id,
           video_url: target.file_url || target.download_url || "",
           cover_type: "ai_frame",
@@ -166,7 +171,7 @@ export function useBatchCovers({
         removeBusy(index)
       }
     },
-    [generatedVideos, titles, titleStyle, selectedTemplate, patchCover, addBusy, removeBusy],
+    [generatedVideos, titles, titleStyle, patchCover, addBusy, removeBusy],
   )
 
   /** 为第 index 个视频上传自定义封面 */
@@ -203,7 +208,10 @@ export function useBatchCovers({
 
   /** 一键全部自动生成（串行，避免队列限流；单个失败不阻塞，结束后分级提示） */
   const generateAll = useCallback(async () => {
-    const finalVideos = generatedVideos.filter((v) => v.status === "completed")
+    const finalVideos = generatedVideos.filter(
+      (v) =>
+        v.status === "completed" || v.status === "awaiting_cover" || v.status === "awaiting_cover",
+    )
     const total = finalVideos.length
     // 待处理：基于调用时刻的 covers 快照判断（已有封面跳过）；
     // 回写走函数式 updater，循环内不再依赖可能过期的 covers 闭包

apps/web/src/pages/generate/hooks/useGenerateVideo.ts

@@ -58,7 +58,7 @@ export function useGenerateVideo(props: UseGenerateVideoProps) {
       // 批量：成功任务的 videos 已通过 onBatchTaskUpdate 写入，这里同步兜底
       setBatchTasks((prev) =>
         (prev || []).map((t) =>
-          t.status === "completed" && t.videos.length === 0
+          t.status === "completed" || (t.status === "awaiting_cover" && t.videos.length === 0)
             ? {
                 ...t,
                 videos: (videos as GeneratedVideo[]).filter(
@@ -83,7 +83,10 @@ export function useGenerateVideo(props: UseGenerateVideoProps) {
     if (batchTasks.length === 0) return
     const byVariant = new Map<number, GeneratedVideo>()
     batchTasks.forEach((t) => {
-      if (t.status === "completed" && t.videos && t.videos.length > 0) {
+      if (
+        t.status === "completed" ||
+        (t.status === "awaiting_cover" && t.videos && t.videos.length > 0)
+      ) {
         byVariant.set(t.variantIndex, t.videos[0] as GeneratedVideo)
       }
     })

apps/web/src/pages/generate/hooks/usePreviewAssets.ts

@@ -1,155 +0,0 @@
-/**
- * 预览素材加载 Hook
- * 根据选中的素材 ID 列表，逐个获取素材详情（含 file_url、duration 等）
- * 供前端预览播放器使用
- *
- * 注意：后端没有批量接口（/assets/batch 返回 405），
- * 因此直接使用 Promise.allSettled 并发请求单个 GET /assets/{id}
- */
-import { useState, useEffect, useCallback, useRef } from "react"
-import type { AssetItem } from "@/api/assets"
-import type { AxiosResponse } from "axios"
-
-/**
- * 通过 ID 列表逐个获取素材（并发）
- * 使用 Promise.allSettled 确保单个失败不影响整体
- */
-async function fetchAssetsByIds(ids: string[]): Promise<AssetItem[]> {
-  // 防御：过滤空值/undefined/非字符串 id，避免发出 /assets/undefined 请求
-  const validIds = ids.filter((id): id is string => typeof id === "string" && id.length > 0)
-  if (!validIds.length) return []
-
-  try {
-    const { default: apiClient } = await import("@/api/client")
-    const results = await Promise.allSettled(
-      validIds.map((id) => apiClient.get<AssetItem>(`/assets/${id}`)),
-    )
-    return results
-      .filter(
-        (r): r is PromiseFulfilledResult<AxiosResponse<AssetItem>> =>
-          r.status === "fulfilled" && !!r.value?.data,
-      )
-      .map((r) => r.value.data)
-  } catch {
-    return []
-  }
-}
-
-interface UsePreviewAssetsReturn {
-  /** 加载后的素材列表 */
-  assets: AssetItem[]
-  /** 是否正在加载 */
-  loading: boolean
-  /** 是否已就绪（加载完成） */
-  ready: boolean
-  /** 手动触发重新加载 */
-  reload: () => void
-  /**
-   * 差集补拉（#1750）：后端变体计划 clips 可能引用不在用户已选列表中的素材
-   * （跨素材库选片/素材池扩展），发现 assets 中缺失的 asset_id 时补拉详情并合并，
-   * 保证预览播放器拿得到素材文件 URL，而不是静默丢片段。
-   */
-  ensureAssets: (ids: string[]) => Promise<void>
-}
-
-/**
- * usePreviewAssets — 加载选中素材的视频文件信息
- */
-export function usePreviewAssets(assetIds: string[], enabled: boolean): UsePreviewAssetsReturn {
-  const [assets, setAssets] = useState<AssetItem[]>([])
-  const [loading, setLoading] = useState(false)
-  const [ready, setReady] = useState(false)
-  const requestIdRef = useRef(0)
-
-  // 稳定化 assetIds：只有内容真正变化时才更新引用
-  const stableAssetIds = useStableArray(assetIds)
-
-  const load = useCallback(async () => {
-    const validIds = stableAssetIds.filter(
-      (id): id is string => typeof id === "string" && id.length > 0,
-    )
-    if (!validIds.length || !enabled) {
-      setAssets([])
-      setReady(false)
-      return
-    }
-
-    const thisRequestId = ++requestIdRef.current
-    setLoading(true)
-    setReady(false)
-
-    try {
-      const result = await fetchAssetsByIds(validIds)
-      // 防止竞态：只保留最新请求的结果
-      if (requestIdRef.current === thisRequestId) {
-        setAssets(result)
-        setReady(result.length > 0)
-      }
-    } catch {
-      if (requestIdRef.current === thisRequestId) {
-        setAssets([])
-        setReady(false)
-      }
-    } finally {
-      if (requestIdRef.current === thisRequestId) {
-        setLoading(false)
-      }
-    }
-  }, [stableAssetIds, enabled])
-
-  // 补拉用独立序号：不干扰主 load 的竞态守卫
-  const ensureSeqRef = useRef(0)
-  const assetsRef = useRef<AssetItem[]>([])
-  useEffect(() => {
-    assetsRef.current = assets
-  }, [assets])
-
-  /**
-   * 差集补拉（#1750）：变体计划 clips 引用的 asset_id 不在当前素材列表时，
-   * 补拉素材详情并去重合并（不静默丢片段、不用假数据冒充）。
-   */
-  const ensureAssets = useCallback(async (ids: string[]) => {
-    const validIds = ids.filter((id): id is string => typeof id === "string" && id.length > 0)
-    if (!validIds.length) return
-    const seq = ++ensureSeqRef.current
-    const missing = Array.from(new Set(validIds)).filter(
-      (id) => !assetsRef.current.some((a) => a.id === id),
-    )
-    if (!missing.length) return
-    const fetched = await fetchAssetsByIds(missing)
-    if (seq !== ensureSeqRef.current || !fetched.length) return
-    const existing = new Set(assetsRef.current.map((a) => a.id))
-    const additions = fetched.filter((a) => !existing.has(a.id))
-    if (!additions.length) return
-    const merged = [...assetsRef.current, ...additions]
-    assetsRef.current = merged
-    setAssets(merged)
-    setReady(merged.length > 0)
-  }, [])
-
-  useEffect(() => {
-    load()
-  }, [load])
-
-  return { assets, loading, ready, reload: load, ensureAssets }
-}
-
-/**
- * useStableArray — 数组内容稳定化 Hook
- * 只有数组内容真正变化时才返回新的引用，避免父组件 re-render 导致的无效更新
- */
-function useStableArray<T>(array: T[]): T[] {
-  const ref = useRef<T[]>(array)
-
-  // 比较数组内容是否真正变化
-  const hasChanged =
-    array.length !== ref.current.length || array.some((item, index) => item !== ref.current[index])
-
-  if (hasChanged) {
-    ref.current = array
-  }
-
-  return ref.current
-}
-
-export default usePreviewAssets

apps/web/src/pages/generate/hooks/usePreviewAudio.ts

@@ -1,131 +0,0 @@
-import { useCallback, useEffect, useRef } from "react"
-
-interface UsePreviewAudioOptions {
-  voiceAudioUrl: string | undefined
-  voiceDurationHint: number | undefined
-  muted: boolean
-  isPlaying: boolean
-  currentTime: number
-  onVoiceDurationChange: (d: number) => void
-  onEnded: () => void
-}
-
-interface UsePreviewAudioReturn {
-  seekTo: (time: number) => void
-  ensurePlayingAt: (time: number) => void
-  pause: () => void
-}
-
-/**
- * 配音音频管理 hook：加载配音、loadedmetadata 自测时长、play/pause 同步、
- * ended 事件回调、seek 同步、末帧冻结期间续播。
- */
-export function usePreviewAudio({
-  voiceAudioUrl,
-  voiceDurationHint,
-  muted,
-  isPlaying,
-  currentTime,
-  onVoiceDurationChange,
-  onEnded,
-}: UsePreviewAudioOptions): UsePreviewAudioReturn {
-  const audioRef = useRef<HTMLAudioElement | null>(null)
-  const prevIsPlayingRef = useRef(false)
-
-  // 外部 hint 初始化（自测值前的兜底）
-  useEffect(() => {
-    if (voiceDurationHint && voiceDurationHint > 0) {
-      onVoiceDurationChange(voiceDurationHint)
-    }
-  }, [voiceDurationHint, onVoiceDurationChange])
-
-  // 创建/替换 audio 元素，加载 metadata 时自测时长并监听 ended
-  useEffect(() => {
-    if (!voiceAudioUrl) {
-      if (audioRef.current) {
-        audioRef.current.pause()
-        audioRef.current.src = ""
-        audioRef.current = null
-      }
-      return
-    }
-    if (!audioRef.current) {
-      audioRef.current = new Audio()
-      audioRef.current.preload = "auto"
-    }
-    if (audioRef.current.src !== voiceAudioUrl) {
-      audioRef.current.src = voiceAudioUrl
-    }
-    audioRef.current.muted = muted
-
-    const audio = audioRef.current
-    const onLoaded = () => {
-      if (audio.duration && isFinite(audio.duration) && audio.duration > 0) {
-        onVoiceDurationChange(audio.duration)
-      }
-    }
-    const onEndedHandler = () => onEnded()
-    audio.addEventListener("loadedmetadata", onLoaded)
-    audio.addEventListener("ended", onEndedHandler)
-    return () => {
-      audio.removeEventListener("loadedmetadata", onLoaded)
-      audio.removeEventListener("ended", onEndedHandler)
-    }
-  }, [voiceAudioUrl, muted, onVoiceDurationChange, onEnded])
-
-  // mute 变化即时同步
-  useEffect(() => {
-    if (audioRef.current) audioRef.current.muted = muted
-  }, [muted])
-
-  // 播放/暂停同步（跟随视频 isPlaying）
-  useEffect(() => {
-    const audio = audioRef.current
-    if (!audio || !audio.src) return
-    if (isPlaying && !prevIsPlayingRef.current) {
-      if (Math.abs(audio.currentTime - currentTime) > 0.3) {
-        try {
-          audio.currentTime = currentTime
-        } catch {
-          /* ignore */
-        }
-      }
-      audio.play().catch(() => {})
-    } else if (!isPlaying && prevIsPlayingRef.current) {
-      audio.pause()
-    }
-    prevIsPlayingRef.current = isPlaying
-  }, [isPlaying, currentTime])
-
-  const seekTo = useCallback((time: number) => {
-    const audio = audioRef.current
-    if (audio && audio.src) {
-      try {
-        audio.currentTime = time
-      } catch {
-        /* ignore */
-      }
-    }
-  }, [])
-
-  const ensurePlayingAt = useCallback((time: number) => {
-    const audio = audioRef.current
-    if (!audio || !audio.src) return
-    try {
-      if (Math.abs(audio.currentTime - time) > 0.5) audio.currentTime = time
-      if (audio.paused) audio.play().catch(() => {})
-    } catch {
-      /* ignore */
-    }
-  }, [])
-
-  const pause = useCallback(() => {
-    try {
-      audioRef.current?.pause()
-    } catch {
-      /* ignore */
-    }
-  }, [])
-
-  return { seekTo, ensurePlayingAt, pause }
-}

apps/web/src/pages/generate/hooks/useSegmentScheduler.ts

@@ -1,384 +0,0 @@
-/**
- * 素材片段调度器 Hook（多 video 元素方案 v3）
- *
- * v3 修复：
- * - 所有动态状态存入 ref，tick 为稳定函数，彻底消除 RAF 闭包陷阱
- * - 片段切换时先启动下一个 video 再切可见性，消除冻屏间隔
- * - 进度更新 200ms 节流
- */
-
-import { useState, useRef, useCallback, useEffect, useMemo } from "react"
-
-export interface PlaybackSegment {
-  assetId: string
-  videoUrl: string
-  startTime: number
-  endTime: number
-  order: number
-  /** #1754 兜底：配音时长≠clips 总时长时按比例调速，1.0 = 原速 */
-  playbackRate?: number
-}
-
-export interface SegmentSchedulerState {
-  isPlaying: boolean
-  currentTime: number
-  totalDuration: number
-  currentSegmentIndex: number
-  segmentLocalTime: number
-  isEnded: boolean
-  canPlay: boolean
-  play: () => void
-  pause: () => void
-  togglePlayPause: () => void
-  seekTo: (time: number) => void
-  videoRefs: React.MutableRefObject<(HTMLVideoElement | null)[]>
-}
-
-function findSegmentAtTime(
-  segments: PlaybackSegment[],
-  globalTime: number,
-): { index: number; localTime: number } {
-  let accumulated = 0
-  for (let i = 0; i < segments.length; i++) {
-    const seg = segments[i]
-    const segDuration = seg.endTime - seg.startTime
-    if (globalTime < accumulated + segDuration || i === segments.length - 1) {
-      return { index: i, localTime: seg.startTime + (globalTime - accumulated) }
-    }
-    accumulated += segDuration
-  }
-  return { index: segments.length - 1, localTime: segments[segments.length - 1].endTime }
-}
-
-function buildTimeline(segments: PlaybackSegment[]): number[] {
-  const starts: number[] = []
-  let acc = 0
-  for (const seg of segments) {
-    starts.push(acc)
-    acc += seg.endTime - seg.startTime
-  }
-  return starts
-}
-
-export function useSegmentScheduler(segments: PlaybackSegment[]): SegmentSchedulerState {
-  const videoRefs = useRef<(HTMLVideoElement | null)[]>([])
-  const [isPlaying, setIsPlaying] = useState(false)
-  const [currentTime, setCurrentTime] = useState(0)
-  const [currentSegmentIndex, setCurrentSegmentIndex] = useState(0)
-  const [isEnded, setIsEnded] = useState(false)
-  const rafRef = useRef(0)
-  const isSeekingRef = useRef(false)
-  const lastTimeUpdateRef = useRef(0)
-
-  // 所有动态值存入 ref，tick 始终读取最新值，不依赖闭包
-  const segIdxRef = useRef(0)
-  const segmentsRef = useRef(segments)
-  const timelineStartsData = useMemo(() => buildTimeline(segments), [segments])
-  const totalDurationData = useMemo(
-    () => segments.reduce((sum, seg) => sum + (seg.endTime - seg.startTime), 0),
-    [segments],
-  )
-  const timelineStartsRef = useRef(timelineStartsData)
-  const totalDurationRef = useRef(totalDurationData)
-  const isPlayingRef = useRef(false)
-
-  segmentsRef.current = segments
-  timelineStartsRef.current = timelineStartsData
-  totalDurationRef.current = totalDurationData
-
-  const canPlay = segments.length > 0
-
-  useEffect(() => {
-    segIdxRef.current = currentSegmentIndex
-  }, [currentSegmentIndex])
-
-  useEffect(() => {
-    isPlayingRef.current = isPlaying
-  }, [isPlaying])
-
-  const waitForReady = useCallback((video: HTMLVideoElement, timeout = 3000): Promise<void> => {
-    if (video.readyState >= 3) return Promise.resolve()
-    return new Promise((resolve) => {
-      const onCanPlay = () => {
-        video.removeEventListener("canplay", onCanPlay)
-        clearTimeout(timer)
-        resolve()
-      }
-      const timer = setTimeout(() => {
-        video.removeEventListener("canplay", onCanPlay)
-        resolve()
-      }, timeout)
-      video.addEventListener("canplay", onCanPlay)
-    })
-  }, [])
-
-  const switchToSegment = useCallback(
-    async (index: number, seekToLocalTime?: number) => {
-      const segs = segmentsRef.current
-      const video = videoRefs.current[index]
-      if (!video || index >= segs.length) return
-
-      const seg = segs[index]
-      const localTime = seekToLocalTime ?? seg.startTime
-      const oldIdx = segIdxRef.current
-      const oldVideo = videoRefs.current[oldIdx]
-
-      if (oldVideo && oldVideo !== video) oldVideo.pause()
-
-      if (!video.src && seg.videoUrl) {
-        video.src = seg.videoUrl
-        video.load()
-      }
-
-      if (Math.abs(video.currentTime - localTime) > 0.05) {
-        video.currentTime = localTime
-      }
-      // #1754：按比例调速（配音时长≠clips 总时长时的前端兜底）
-      const rate = seg.playbackRate || 1
-      if (Math.abs(video.playbackRate - rate) > 0.01) {
-        video.playbackRate = rate
-      }
-
-      segIdxRef.current = index
-      setCurrentSegmentIndex(index)
-
-      await waitForReady(video)
-    },
-    [waitForReady],
-  )
-
-  // 稳定的 tick 函数，空依赖，所有值从 ref 读取
-  const tick = useCallback(() => {
-    const segs = segmentsRef.current
-    const idx = segIdxRef.current
-    const video = videoRefs.current[idx]
-
-    if (!video || isSeekingRef.current) {
-      rafRef.current = requestAnimationFrame(tick)
-      return
-    }
-
-    const seg = segs[idx]
-    if (!seg) return
-
-    // 预加载下一个片段
-    const nextIndex = idx + 1
-    if (nextIndex < segs.length) {
-      const nextVideo = videoRefs.current[nextIndex]
-      if (nextVideo) {
-        const timeToEnd = seg.endTime - video.currentTime
-        if (timeToEnd <= 2 && nextVideo.readyState < 3) {
-          const nextSeg = segs[nextIndex]
-          if (Math.abs(nextVideo.currentTime - nextSeg.startTime) > 0.5) {
-            nextVideo.currentTime = nextSeg.startTime
-          }
-        }
-      }
-    }
-
-    // 检测片段边界
-    if (video.currentTime >= seg.endTime - 0.1) {
-      if (nextIndex < segs.length) {
-        const nextVideo = videoRefs.current[nextIndex]
-        const nextSeg = segs[nextIndex]
-        const accumulatedTime =
-          (timelineStartsRef.current[idx] || 0) + (seg.endTime - seg.startTime)
-
-        if (nextVideo) {
-          if (Math.abs(nextVideo.currentTime - nextSeg.startTime) > 0.1) {
-            nextVideo.currentTime = nextSeg.startTime
-          }
-          // 先启动下一个视频（muted，可安全同时播放）
-          nextVideo
-            .play()
-            .catch((e) => console.warn("[useSegmentScheduler] next segment play failed:", e))
-        }
-
-        // 立即切换可见性
-        segIdxRef.current = nextIndex
-        setCurrentSegmentIndex(nextIndex)
-        setCurrentTime(accumulatedTime)
-        lastTimeUpdateRef.current = 0
-        setIsPlaying(true)
-
-        // 下一帧暂停旧视频（让新视频先渲染，避免冻屏）
-        const oldVideo = video
-        requestAnimationFrame(() => {
-          oldVideo.pause()
-        })
-
-        rafRef.current = requestAnimationFrame(tick)
-        return
-      } else {
-        video.pause()
-        setIsPlaying(false)
-        setIsEnded(true)
-        setCurrentTime(totalDurationRef.current)
-        return
-      }
-    }
-
-    const globalTime = (timelineStartsRef.current[idx] || 0) + (video.currentTime - seg.startTime)
-    const now = performance.now()
-    if (now - lastTimeUpdateRef.current >= 200) {
-      lastTimeUpdateRef.current = now
-      setCurrentTime(Math.max(0, Math.min(globalTime, totalDurationRef.current)))
-    }
-
-    rafRef.current = requestAnimationFrame(tick)
-  }, [])
-
-  const play = useCallback(async () => {
-    if (!canPlay) return
-    setIsEnded(false)
-    const idx = segIdxRef.current
-    const video = videoRefs.current[idx]
-    if (!video) return
-
-    if (idx === 0 && video.readyState < 2) {
-      if (!video.src && segmentsRef.current[0]?.videoUrl) {
-        video.src = segmentsRef.current[0].videoUrl
-        video.load()
-      }
-      await waitForReady(video)
-    }
-
-    // 播放前 seek 到片段起始时间，确保 progress 计算正确
-    const seg = segmentsRef.current[idx]
-    if (seg && Math.abs(video.currentTime - seg.startTime) > 0.1) {
-      video.currentTime = seg.startTime
-    }
-
-    // #1754：调速
-    const rate = seg?.playbackRate || 1
-    if (Math.abs(video.playbackRate - rate) > 0.01) {
-      video.playbackRate = rate
-    }
-
-    try {
-      await video.play()
-      setIsPlaying(true)
-      cancelAnimationFrame(rafRef.current)
-      rafRef.current = requestAnimationFrame(tick)
-    } catch (err) {
-      console.warn("[useSegmentScheduler] 播放失败:", err)
-    }
-  }, [canPlay, waitForReady, tick])
-
-  const pause = useCallback(() => {
-    const video = videoRefs.current[segIdxRef.current]
-    if (video) video.pause()
-    setIsPlaying(false)
-    cancelAnimationFrame(rafRef.current)
-  }, [])
-
-  const togglePlayPause = useCallback(() => {
-    if (isPlayingRef.current) {
-      pause()
-    } else {
-      if (isEnded) {
-        setIsEnded(false)
-        lastTimeUpdateRef.current = 0
-        const firstVideo = videoRefs.current[0]
-        if (firstVideo) {
-          videoRefs.current.forEach((v, i) => {
-            if (v && i !== 0) v.pause()
-          })
-          firstVideo.currentTime = segmentsRef.current[0]?.startTime || 0
-          segIdxRef.current = 0
-          setCurrentSegmentIndex(0)
-          setCurrentTime(0)
-          firstVideo
-            .play()
-            .then(() => {
-              setIsPlaying(true)
-              cancelAnimationFrame(rafRef.current)
-              rafRef.current = requestAnimationFrame(tick)
-            })
-            .catch((e) => console.warn("[useSegmentScheduler] restart failed:", e))
-        }
-      } else {
-        play()
-      }
-    }
-  }, [isEnded, pause, play, tick])
-
-  const seekTo = useCallback(
-    async (time: number) => {
-      if (!canPlay) return
-      const clampedTime = Math.max(0, Math.min(time, totalDurationRef.current))
-      const { index, localTime } = findSegmentAtTime(segmentsRef.current, clampedTime)
-
-      isSeekingRef.current = true
-      cancelAnimationFrame(rafRef.current)
-
-      if (index !== segIdxRef.current) {
-        await switchToSegment(index, localTime)
-      } else {
-        const video = videoRefs.current[index]
-        if (video) video.currentTime = localTime
-      }
-
-      setCurrentTime(clampedTime)
-      setIsEnded(false)
-      lastTimeUpdateRef.current = 0
-
-      if (isPlayingRef.current) {
-        const video = videoRefs.current[index]
-        if (video) {
-          video.play().catch(() => {})
-        }
-        rafRef.current = requestAnimationFrame(tick)
-      }
-
-      setTimeout(() => {
-        isSeekingRef.current = false
-      }, 200)
-    },
-    [canPlay, switchToSegment, tick],
-  )
-
-  useEffect(() => {
-    videoRefs.current = videoRefs.current.slice(0, segments.length)
-    while (videoRefs.current.length < segments.length) {
-      videoRefs.current.push(null)
-    }
-  }, [segments])
-
-  useEffect(() => {
-    return () => {
-      cancelAnimationFrame(rafRef.current)
-    }
-  }, [])
-
-  useEffect(() => {
-    cancelAnimationFrame(rafRef.current)
-    segIdxRef.current = 0
-    setIsPlaying(false)
-    setCurrentTime(0)
-    setCurrentSegmentIndex(0)
-    setIsEnded(false)
-  }, [segments])
-
-  const currentSegment = segments[currentSegmentIndex] || null
-  const segmentLocalTime = currentSegment
-    ? currentTime - (timelineStartsRef.current[currentSegmentIndex] || 0) + currentSegment.startTime
-    : 0
-
-  return {
-    isPlaying,
-    currentTime,
-    totalDuration: totalDurationData,
-    currentSegmentIndex,
-    segmentLocalTime,
-    isEnded,
-    canPlay,
-    play,
-    pause,
-    togglePlayPause,
-    seekTo,
-    videoRefs,
-  }
-}
-
-export default useSegmentScheduler

apps/web/src/pages/generate/hooks/useStep4Title/index.ts

@@ -1,9 +1,8 @@
-import { useEffect, useRef } from "react"
+import { useEffect } from "react"
 import { useQuery } from "@tanstack/react-query"
 // #1894: 标题候选从文案库 scripts[].title 获取，不再调用废弃的 /api/titles
 import { getScripts } from "@/api/scripts"
 import type { TitleSettings } from "../../types"
-import { useAiTitleGenerator } from "./useAiTitleGenerator"
 import { useTitleStyleUpdaters } from "./useTitleStyleUpdaters"
 import { useDraftAutoSave } from "../useDraftAutoSave"
 
@@ -16,7 +15,7 @@ interface UseStep4TitleProps {
 
 /**
  * Step 4 标题设置 Hook
- * 封装 AI 标题生成、标题样式设置等逻辑
+ * 封装标题样式设置等逻辑
  */
 export function useStep4Title({
   titleSettings,
@@ -34,26 +33,9 @@ export function useStep4Title({
     staleTime: 30_000,
   })
 
-  // AI 标题生成
-  const {
-    aiTitleInput,
-    setAiTitleInput,
-    aiTitleGenerating,
-    aiTitleResults,
-    hasGeneratedTitles,
-    handleGenerateAiTitles,
-    handleSelectAiTitle,
-    handleRefreshAiTitles,
-    autoGenerateTitle,
-  } = useAiTitleGenerator({ titleSettings, onTitleSettingsChange })
-
   // 样式更新
   const styleUpdaters = useTitleStyleUpdaters({ titleSettings, onTitleSettingsChange })
 
-  // 追踪 AI 自动选择开关的上一次值 & 是否首次挂载
-  const prevAiAutoSelect = useRef(titleSettings.aiAutoSelect)
-  const isFirstMount = useRef(true)
-
   /* ── Step4 标题内容/样式变化后自动保存草稿（防抖 800ms，失败静默） ── */
   const { scheduleSave: scheduleTitleSave } = useDraftAutoSave(selectedTemplate)
   useEffect(() => {
@@ -86,40 +68,12 @@ export function useStep4Title({
     scheduleTitleSave,
   ])
 
-  // 当 AI 自动选择开关打开时，自动生成/选择一个标题填入
-  // 首次挂载时如果开关已经是 true 且无标题，也需要触发
-  useEffect(() => {
-    if (isFirstMount.current) {
-      isFirstMount.current = false
-      if (titleSettings.aiAutoSelect && !titleSettings.title) {
-        autoGenerateTitle()
-      }
-      prevAiAutoSelect.current = titleSettings.aiAutoSelect
-      return
-    }
-    if (titleSettings.aiAutoSelect && !prevAiAutoSelect.current && !titleSettings.title) {
-      autoGenerateTitle()
-    }
-    prevAiAutoSelect.current = titleSettings.aiAutoSelect
-  }, [titleSettings.aiAutoSelect, titleSettings.title, autoGenerateTitle])
-
   return {
     // 数据
     userTitles,
     titleSettings,
-    // AI 标题状态
-    aiTitleInput,
-    setAiTitleInput,
-    aiTitleGenerating,
-    aiTitleResults,
-    hasGeneratedTitles,
     activePreset: styleUpdaters.activePreset,
     titlePresets: styleUpdaters.titlePresets,
-    // AI 标题操作
-    handleGenerateAiTitles,
-    handleSelectAiTitle,
-    handleRefreshAiTitles,
-    autoGenerateTitle,
     // 标题设置操作
     updateTitle: styleUpdaters.updateTitle,
     toggleAiAutoSelect: styleUpdaters.toggleAiAutoSelect,

apps/web/src/pages/generate/hooks/useStep4Title/useAiTitleGenerator.ts

@@ -1,124 +0,0 @@
-import { useState, useCallback } from "react"
-import { message } from "antd"
-import { AI_TITLE_TEMPLATES } from "../../constants"
-import type { TitleSettings } from "../../types"
-
-export interface AiTitleItem {
-  title: string
-  highlight: string
-  style: "catchy" | "emotional" | "informative"
-}
-
-interface UseAiTitleGeneratorOptions {
-  titleSettings: TitleSettings
-  onTitleSettingsChange: (settings: TitleSettings) => void
-}
-
-/**
- * AI 标题生成 Hook
- * 封装 AI 标题生成、刷新、选择等逻辑
- */
-export function useAiTitleGenerator({
-  titleSettings,
-  onTitleSettingsChange,
-}: UseAiTitleGeneratorOptions) {
-  const [aiTitleInput, setAiTitleInput] = useState("")
-  const [aiTitleGenerating, setAiTitleGenerating] = useState(false)
-  const [aiTitleResults, setAiTitleResults] = useState<AiTitleItem[]>([])
-  const [hasGeneratedTitles, setHasGeneratedTitles] = useState(false)
-
-  const extractTopic = (text: string): string => {
-    const keywords = text
-      .replace(/[，。！？、,.!?]/g, " ")
-      .split(/\s+/)
-      .filter(Boolean)
-    if (keywords.length === 0) return "这个话题"
-    return keywords.slice(0, 3).join("")
-  }
-
-  const generateTitlesFromTopic = (topic: string): AiTitleItem[] => {
-    const results: AiTitleItem[] = []
-    const styles: Array<"catchy" | "emotional" | "informative"> = [
-      "catchy",
-      "emotional",
-      "informative",
-    ]
-    const highlights = { catchy: "吸睛标题", emotional: "情感共鸣", informative: "知识干货" }
-    styles.forEach((style) => {
-      const templates = AI_TITLE_TEMPLATES[style]
-      const shuffled = [...templates].sort(() => Math.random() - 0.5).slice(0, 2)
-      shuffled.forEach((tpl) => {
-        results.push({
-          title: tpl.replace(/\{topic\}/g, topic),
-          highlight: highlights[style],
-          style,
-        })
-      })
-    })
-    results.sort(() => Math.random() - 0.5)
-    return results
-  }
-
-  const handleGenerateAiTitles = useCallback(async () => {
-    if (!aiTitleInput.trim()) {
-      message.warning("请先输入视频描述或关键词")
-      return
-    }
-    setAiTitleGenerating(true)
-    setHasGeneratedTitles(true)
-    await new Promise((resolve) => setTimeout(resolve, 1200))
-    const topic = extractTopic(aiTitleInput)
-    setAiTitleResults(generateTitlesFromTopic(topic))
-    setAiTitleGenerating(false)
-  }, [aiTitleInput])
-
-  /**
-   * 自动生成标题（供 AI 自动选择开关使用）
-   * 如果已有生成结果，直接从中选一个；否则用默认关键词生成
-   */
-  const autoGenerateTitle = useCallback((): string => {
-    if (aiTitleResults.length > 0) {
-      const picked = aiTitleResults[Math.floor(Math.random() * aiTitleResults.length)]
-      if (!picked) return ""
-      onTitleSettingsChange({ ...titleSettings, title: picked.title })
-      return picked.title
-    }
-    // 没有已有结果，用默认关键词生成
-    const results = generateTitlesFromTopic("短视频")
-    setAiTitleResults(results)
-    setHasGeneratedTitles(true)
-    const picked = results[Math.floor(Math.random() * results.length)]
-    if (!picked) return ""
-    onTitleSettingsChange({ ...titleSettings, title: picked.title })
-    return picked.title
-  }, [aiTitleResults, titleSettings, onTitleSettingsChange])
-
-  const handleSelectAiTitle = useCallback(
-    (title: string) => {
-      onTitleSettingsChange({ ...titleSettings, title })
-      message.success("已选用此标题")
-    },
-    [titleSettings, onTitleSettingsChange],
-  )
-
-  const handleRefreshAiTitles = useCallback(async () => {
-    if (!aiTitleInput.trim()) return
-    setAiTitleGenerating(true)
-    await new Promise((resolve) => setTimeout(resolve, 800))
-    const topic = extractTopic(aiTitleInput)
-    setAiTitleResults(generateTitlesFromTopic(topic))
-    setAiTitleGenerating(false)
-  }, [aiTitleInput])
-
-  return {
-    aiTitleInput,
-    setAiTitleInput,
-    aiTitleGenerating,
-    aiTitleResults,
-    hasGeneratedTitles,
-    handleGenerateAiTitles,
-    handleSelectAiTitle,
-    handleRefreshAiTitles,
-    autoGenerateTitle,
-  }
-}

apps/web/src/pages/generate/hooks/useStep6Cover.ts

@@ -19,7 +19,7 @@ import {
 interface UseStep6CoverProps {
   coverSettings: CoverConfig
   onCoverSettingsChange: (settings: CoverConfig) => void
-  /** 当前选中的模板 ID */
+  /** 当前选中的视频模板 ID（封面模板由本地 state 管理） */
   selectedTemplate?: string
   /** Step4 标题设置，用于封面叠加标题 */
   titleSettings?: TitleSettings
@@ -30,7 +30,7 @@ interface UseStep6CoverProps {
 export function useStep6Cover({
   coverSettings,
   onCoverSettingsChange,
-  selectedTemplate = "",
+  selectedTemplate: _selectedTemplate = "",
   titleSettings,
   generatedVideos,
 }: UseStep6CoverProps) {
@@ -48,7 +48,11 @@ export function useStep6Cover({
   const [templatesError, setTemplatesError] = useState<string | null>(null)
 
   /** 最终成片：取第一个已完成视频 */
-  const finalVideo = generatedVideos.find((v) => v.status === "completed") || generatedVideos[0]
+  const finalVideo =
+    generatedVideos.find(
+      (v) =>
+        v.status === "completed" || v.status === "awaiting_cover" || v.status === "awaiting_cover",
+    ) || generatedVideos[0]
 
   /** 从后端加载封面模板列表 */
   const loadTemplates = useCallback(async () => {
@@ -79,7 +83,8 @@ export function useStep6Cover({
       return
     }
 
-    if (!selectedTemplate) {
+    const activeCoverTemplateId = selectedTemplateId || "default"
+    if (!activeCoverTemplateId) {
       message.error("请先选择模板")
       return
     }
@@ -95,7 +100,7 @@ export function useStep6Cover({
     }, 300000)
 
     try {
-      const response = await generateCover(selectedTemplate, {
+      const response = await generateCover(activeCoverTemplateId, {
         generated_video_id: finalVideo.id,
         video_url: finalVideo.file_url || finalVideo.download_url || "",
         cover_type: "ai_frame",
@@ -156,7 +161,7 @@ export function useStep6Cover({
       setGenerating(false)
     }
   }, [
-    selectedTemplate,
+    selectedTemplateId,
     finalVideo,
     coverSettings,
     onCoverSettingsChange,

apps/web/src/pages/generate/hooks/useVariantVoicePreview.ts

@@ -1,165 +0,0 @@
-/**
- * 批量变体配音预览音频解析（#1750）
- *
- * 独立配音模式下每个变体挂载各自的配音 URL：
- * - 配音素材（voice 资产，有 file_url）→ 直接用素材文件 URL；
- * - AI 音色（预置/克隆，无实体文件）→ 按该变体自己的标题调 /tts/preview 合成；
- * - 共用模式下所有变体解析为同一条（等价于旧 previewVoiceAudioUrl）。
- *
- * N=1 不使用本 hook（单视频配音预览逻辑在 GeneratePage 内保持不变，零回归）。
- */
-import { useEffect, useRef, useState } from "react"
-import { useQuery } from "@tanstack/react-query"
-import { getAssetsByKind } from "@/api/assets"
-import type { AssetItem } from "@/api/assets"
-import { previewTts } from "@/api/tts"
-
-interface UseVariantVoicePreviewOptions {
-  /** 是否批量模式（count>1） */
-  enabled: boolean
-  /** 变体数量 */
-  count: number
-  /** 是否每个视频独立配音 */
-  perVideo: boolean
-  /** 共用配音 ID（独立模式下为变体 0 的配音） */
-  sharedVoiceId: string
-  /** 克隆音色 ID 覆盖（共用模式，与旧逻辑一致：selectedClonedVoice || selectedVoice） */
-  clonedVoiceId?: string
-  /** 各变体独立配音 ID（独立模式）；长度不足时回退共用 */
-  variantVoiceIds: string[]
-  /** 各变体标题（TTS 合成文案源） */
-  titles: string[]
-}
-
-/** 稳定的空数组常量：避免 useQuery 数据未就绪时每次渲染产生新引用导致 effect 无限触发 */
-const EMPTY_VOICE_MATERIALS: AssetItem[] = []
-
-/** 判断配音 ID 是否对应实体素材（有 file_url）；否则视为 AI 音色需 TTS */
-function findMaterialUrl(id: string, materials: AssetItem[]): string | null {
-  if (!id) return null
-  const m = materials.find((x) => x.id === id)
-  return m?.file_url || null
-}
-
-export function useVariantVoicePreview({
-  enabled,
-  count,
-  perVideo,
-  sharedVoiceId,
-  clonedVoiceId = "",
-  variantVoiceIds,
-  titles,
-}: UseVariantVoicePreviewOptions): (string | null)[] {
-  const [urls, setUrls] = useState<(string | null)[]>([])
-  // 配音素材库：组件内部自取，避免调用方传入不稳定数组引用导致 effect 反复触发
-  const { data: voiceMaterialsData } = useQuery({
-    queryKey: ["assets", "voice"],
-    queryFn: () => getAssetsByKind("voice", { limit: 50 }),
-  })
-  const voiceMaterials: AssetItem[] = voiceMaterialsData ?? EMPTY_VOICE_MATERIALS
-  // 已缓存的 TTS 结果：key = `${voiceId}|${title}`，避免重复合成
-  const ttsCacheRef = useRef<Map<string, string>>(new Map())
-  // 在途请求 AbortController
-  const abortRef = useRef<AbortController | null>(null)
-  const seqRef = useRef(0)
-
-  useEffect(() => {
-    if (!enabled || count <= 1) {
-      setUrls((prev) => (prev.length === 0 ? prev : []))
-      return
-    }
-
-    const seq = ++seqRef.current
-    abortRef.current?.abort()
-    const controller = new AbortController()
-    abortRef.current = controller
-
-    // 每个变体实际使用的配音 ID
-    const voiceIds = Array.from({ length: count }, (_, i) =>
-      perVideo ? variantVoiceIds[i] || sharedVoiceId : sharedVoiceId,
-    )
-
-    // 先用素材 URL 同步填充；AI 音色位置先置 null，待 TTS 完成
-    const result: (string | null)[] = voiceIds.map((id, i) => {
-      const materialUrl = findMaterialUrl(id, voiceMaterials)
-      if (materialUrl) return materialUrl
-      // 共用模式下克隆音色 ID 可能与 selectedVoice 不同（与旧 useEffect 逻辑一致）
-      if (!perVideo && i === 0 && clonedVoiceId) {
-        return findMaterialUrl(clonedVoiceId, voiceMaterials)
-      }
-      return null
-    })
-
-    // 收集需要 TTS 的变体：无素材 URL 且有标题且有音色 ID
-    const ttsJobs: { index: number; voiceId: string; title: string }[] = []
-    voiceIds.forEach((id, i) => {
-      if (result[i]) return
-      // 共用模式沿用旧逻辑：voice_id = selectedClonedVoice || selectedVoice
-      const ttsVoiceId = !perVideo && i === 0 ? clonedVoiceId || id : id
-      const title = titles[i] || ""
-      if (!ttsVoiceId || !title) return
-      ttsJobs.push({ index: i, voiceId: ttsVoiceId, title })
-    })
-
-    setUrls((prev) =>
-      prev.length === result.length && prev.every((v, i) => v === result[i]) ? prev : result,
-    )
-
-    if (ttsJobs.length === 0) return
-
-    let cancelled = false
-    void (async () => {
-      // 串行 TTS，避免瞬间 N 个合成请求打爆后端
-      for (const job of ttsJobs) {
-        const cacheKey = `${job.voiceId}|${job.title}`
-        const cached = ttsCacheRef.current.get(cacheKey)
-        if (cached) {
-          if (seq === seqRef.current) {
-            setUrls((prev) => {
-              if (prev[job.index] === cached) return prev
-              const next = [...prev]
-              next[job.index] = cached
-              return next
-            })
-          }
-          continue
-        }
-        try {
-          const res = await previewTts({ text: job.title, voice_id: job.voiceId })
-          if (cancelled || controller.signal.aborted || seq !== seqRef.current) return
-          const audioUrl = res.audio_url || ""
-          if (audioUrl) {
-            ttsCacheRef.current.set(cacheKey, audioUrl)
-            setUrls((prev) => {
-              if (prev[job.index] === audioUrl) return prev
-              const next = [...prev]
-              next[job.index] = audioUrl
-              return next
-            })
-          }
-        } catch (err) {
-          if (cancelled || controller.signal.aborted || seq !== seqRef.current) return
-          console.warn(`[变体${job.index + 1}预览配音生成失败]`, err)
-        }
-      }
-    })()
-
-    return () => {
-      cancelled = true
-      controller.abort()
-    }
-  }, [
-    enabled,
-    count,
-    perVideo,
-    sharedVoiceId,
-    clonedVoiceId,
-    variantVoiceIds,
-    titles,
-    voiceMaterials,
-  ])
-
-  return urls
-}
-
-export default useVariantVoicePreview

apps/web/src/pages/generate/types.ts

@@ -81,14 +81,6 @@ export interface SmartMatchResult {
   reasons: string[]
 }
 
-/* ── AI 标题结果 ── */
-export interface AiTitleResult {
-  title: string
-  style: string
-  styleLabel: string
-  highlights: string[]
-}
-
 /* ── 配音推荐结果 ── */
 export interface VoiceRecommendation {
   voiceId: string

apps/web/src/pages/generate/types/cover.ts

@@ -32,6 +32,241 @@ export const DEFAULT_COVER_CONFIG: CoverConfig = {
   thumbnail_url: "",
 }
 
+/** 文字方向 */
+export type TextDirection = "horizontal" | "vertical"
+
+/** 文字背景形状 */
+export type TextBgShape = "rectangle" | "polygon"
+
+/** 描边样式 */
+export type StrokeStyle = "solid" | "dashed"
+
+/** 阴影层 */
+export interface ShadowLayer {
+  color: string
+  offsetX: number
+  offsetY: number
+  blur: number
+}
+
+/** 文字位置 */
+export interface TextPosition {
+  x: number
+  y: number
+}
+
+/** 文字背景配置 */
+export interface TextBackground {
+  enabled: boolean
+  color: string
+  opacity: number
+  shape: TextBgShape
+  width: number
+  height: number
+  posX: number
+  posY: number
+  rotation: number
+}
+
+/** 文字样式配置（主标题/副标题共用） */
+export interface TextStyleConfig {
+  text: string
+  fontFamily: string
+  fontSize: number
+  fontWeight: number
+  direction: TextDirection
+  charsPerLine: number
+  letterSpacing: number
+  lineHeight: number
+  color: string
+  strokeColor: string
+  strokeWidth: number
+  shadows: ShadowLayer[]
+  traditionalShadow: boolean
+  position: TextPosition
+  rotation: number
+  background: TextBackground
+}
+
+/** 编辑器完整配置 */
+export interface CoverEditorConfig {
+  // 基础设置
+  blurEnabled: boolean
+  blurAmount: number
+  personStrokeEnabled: boolean
+  personStrokeStyle: StrokeStyle
+  personStrokeColor: string
+  personStrokeWidth: number
+  autoSplitEnabled: boolean
+  titleMaxChars: number
+  subtitleMaxChars: number
+
+  // 人像设置
+  portraitEnabled: boolean
+  portraitSize: number
+  portraitPosition: TextPosition
+  portraitImage?: string
+
+  // 背景设置
+  backgroundEnabled: boolean
+  backgroundSize: number
+  backgroundPosition: TextPosition
+  backgroundImage?: string
+  backgroundColor?: string
+
+  // 主标题
+  title: TextStyleConfig
+
+  // 副标题
+  subtitle: TextStyleConfig
+
+  // 蒙版
+  maskEnabled: boolean
+  maskImage: string
+  maskSize: number
+  maskPosition: TextPosition
+  maskColor: string
+  maskOpacity: number
+  maskShape: string
+}
+
+/** 默认主标题配置 */
+export const DEFAULT_TITLE_CONFIG: TextStyleConfig = {
+  text: "主标题文字",
+  fontFamily: "思源黑体",
+  fontSize: 120,
+  fontWeight: 700,
+  direction: "horizontal",
+  charsPerLine: 10,
+  letterSpacing: 24,
+  lineHeight: 144,
+  color: "#FFD700",
+  strokeColor: "#000000",
+  strokeWidth: 3,
+  shadows: [],
+  traditionalShadow: false,
+  position: { x: 50, y: 30 },
+  rotation: 0,
+  background: {
+    enabled: false,
+    color: "#FFFFFF",
+    opacity: 25,
+    shape: "polygon",
+    width: 30,
+    height: 10,
+    posX: 50,
+    posY: 50,
+    rotation: 0,
+  },
+}
+
+/** 默认副标题配置 */
+export const DEFAULT_SUBTITLE_CONFIG: TextStyleConfig = {
+  text: "副标题文字",
+  fontFamily: "思源黑体",
+  fontSize: 82,
+  fontWeight: 500,
+  direction: "horizontal",
+  charsPerLine: 17,
+  letterSpacing: 23,
+  lineHeight: 72,
+  color: "#FFFFFF",
+  strokeColor: "#000000",
+  strokeWidth: 1,
+  shadows: [],
+  traditionalShadow: false,
+  position: { x: 50, y: 70 },
+  rotation: 0,
+  background: {
+    enabled: true,
+    color: "#000000",
+    opacity: 70,
+    shape: "rectangle",
+    width: 100,
+    height: 20,
+    posX: 50,
+    posY: 80,
+    rotation: 0,
+  },
+}
+
+/** 默认编辑器配置 */
+export const DEFAULT_EDITOR_CONFIG: CoverEditorConfig = {
+  blurEnabled: false,
+  blurAmount: 10,
+  personStrokeEnabled: false,
+  personStrokeStyle: "solid",
+  personStrokeColor: "#FFFFFF",
+  personStrokeWidth: 8,
+  autoSplitEnabled: false,
+  titleMaxChars: 4,
+  subtitleMaxChars: 10,
+
+  portraitEnabled: false,
+  portraitSize: 50,
+  portraitPosition: { x: 50, y: 70 },
+
+  backgroundEnabled: true,
+  backgroundSize: 100,
+  backgroundPosition: { x: 50, y: 50 },
+
+  title: DEFAULT_TITLE_CONFIG,
+  subtitle: DEFAULT_SUBTITLE_CONFIG,
+
+  maskEnabled: false,
+  maskImage: "",
+  maskSize: 100,
+  maskPosition: { x: 50, y: 50 },
+  maskColor: "#000000",
+  maskOpacity: 40,
+  maskShape: "矩形",
+}
+
+/** 预置字体 */
+export const PRESET_FONTS = [
+  { name: "思源黑体", family: "'Noto Sans SC', sans-serif" },
+  { name: "斗鱼追光体2.0", family: "'DouYu ZhuangGuangTi', sans-serif" },
+  { name: "抖音美好体", family: "'DouYin MeiHaoTi', sans-serif" },
+]
+
+/** 系统字体 */
+export const SYSTEM_FONTS = [
+  { name: "Arial", family: "Arial, sans-serif" },
+  { name: "Helvetica", family: "Helvetica, sans-serif" },
+  { name: "Times New Roman", family: "'Times New Roman', serif" },
+  { name: "Georgia", family: "Georgia, serif" },
+  { name: "Verdana", family: "Verdana, sans-serif" },
+  { name: "Tahoma", family: "Tahoma, sans-serif" },
+  { name: "Impact", family: "Impact, sans-serif" },
+  { name: "Comic Sans MS", family: "'Comic Sans MS', cursive" },
+  { name: "Courier New", family: "'Courier New', monospace" },
+  { name: "微软雅黑", family: "'Microsoft YaHei', sans-serif" },
+  { name: "宋体", family: "SimSun, serif" },
+  { name: "黑体", family: "SimHei, sans-serif" },
+  { name: "楷体", family: "KaiTi, serif" },
+  { name: "仿宋", family: "FangSong, serif" },
+  { name: "Trebuchet MS", family: "'Trebuchet MS', sans-serif" },
+  { name: "Lucida Console", family: "'Lucida Console', monospace" },
+  { name: "Palatino", family: "Palatino, serif" },
+  { name: "Garamond", family: "Garamond, serif" },
+  { name: "Bookman", family: "Bookman, serif" },
+  { name: "Avant Garde", family: "'Avant Garde', sans-serif" },
+  { name: "Calibri", family: "Calibri, sans-serif" },
+  { name: "Cambria", family: "Cambria, serif" },
+  { name: "Candara", family: "Candara, sans-serif" },
+  { name: "Consolas", family: "Consolas, monospace" },
+  { name: "Constantia", family: "Constantia, serif" },
+  { name: "Corbel", family: "Corbel, sans-serif" },
+  { name: "Franklin Gothic", family: "'Franklin Gothic', sans-serif" },
+  { name: "Gill Sans", family: "'Gill Sans', sans-serif" },
+  { name: "Optima", family: "Optima, sans-serif" },
+  { name: "Futura", family: "Futura, sans-serif" },
+  { name: "Rockwell", family: "Rockwell, serif" },
+]
+
+/** 所有字体列表 */
+export const ALL_FONTS = [...PRESET_FONTS, ...SYSTEM_FONTS]
+
 /** 封面模板 */
 export interface CoverTemplate {
   id: string
@@ -39,12 +274,5 @@ export interface CoverTemplate {
   thumbnail_url: string
   is_system: boolean
   created_at: string
-  config?: {
-    background_enabled?: boolean
-    background_color?: string
-    portrait_enabled?: boolean
-    title_text?: string
-    subtitle_text?: string
-    mask_enabled?: boolean
-  }
+  config?: CoverEditorConfig
 }

apps/web/src/test/pages/generate/CanvasPreviewGrid.audio.test.tsx

@@ -1,176 +0,0 @@
-/**
- * CanvasPreviewGrid 单测（Issue #1741 / #1750）
- *
- * 验证：
- * - N=3 时每个变体都拿到各自的 voiceAudioUrls[i]（独立配音模式，null=TTS 合成中）
- * - 每个变体都拿到各自的后端真实片段 variantClips[i]（serverClips），playToken 为 0 基变体序号
- * - 每个变体都收到 activePlayToken / onPlayTokenChange（播放互斥接线）
- * - 某个实例上报播放 → 所有实例的 activePlayToken 变为该实例（其他实例收到 token≠自身，自动暂停）
- * - 实例上报暂停（null）→ 播放权释放
- * - #1750 变体计划申请失败：渲染 role=alert 错误占位 ×N（严禁假数据/不渲染播放器），
- *   「重试」按钮仅变体 0 卡片出现且点击触发 onRetryClips
- * - #1750 加载态：渲染加载占位，不渲染播放器
- */
-import { describe, it, expect, beforeEach, vi } from "vitest"
-import { render, fireEvent, screen } from "@testing-library/react"
-import type { AssetItem } from "@/api/assets"
-import type { EditPlanClip } from "@/api/template-editor"
-
-const playerCalls = vi.hoisted(() => [] as Array<Record<string, unknown>>)
-
-vi.mock("@/pages/generate/components/FrontendPreviewPlayer", () => ({
-  default: (props: Record<string, unknown>) => {
-    playerCalls.push(props)
-    const token = props.playToken as number
-    const active = props.activePlayToken as number | null
-    const change = props.onPlayTokenChange as (t: number | null) => void
-    return (
-      <div data-testid={`player-${token}`}>
-        <span data-testid={`voice-${token}`}>{props.voiceAudioUrl ? "has-voice" : "no-voice"}</span>
-        <span data-testid={`token-${token}`}>{active == null ? "none" : String(active)}</span>
-        <button type="button" onClick={() => change(token)}>
-          play-{token}
-        </button>
-        <button type="button" onClick={() => change(null)}>
-          pause-{token}
-        </button>
-      </div>
-    )
-  },
-}))
-
-import CanvasPreviewGrid from "@/pages/generate/components/CanvasPreviewGrid"
-
-function makeAsset(id: string): AssetItem {
-  return {
-    id,
-    library_id: "lib-1",
-    name: `${id}.mp4`,
-    storage_key: `media/${id}.mp4`,
-    file_url: `https://cdn.example.com/${id}.mp4`,
-    mime_type: "video/mp4",
-    metadata: { duration: 10 },
-    duration: 10,
-  }
-}
-
-function makeClips(variant: number): EditPlanClip[] {
-  return ["a1", "a2"].map((assetId, order) => ({
-    id: `clip-v${variant}-${assetId}`,
-    plan_id: `plan-${variant}`,
-    clip_type: "main",
-    order,
-    asset_id: assetId,
-    text_content: "",
-    start_time: 0,
-    duration: 5,
-    transition_effect: "none",
-    transition_duration: 0,
-    playback_speed: 1,
-    status: "ready",
-    config: {},
-  }))
-}
-
-const titleSettings = {
-  size: 36,
-  font: "思源黑体",
-  color: "#fff",
-  position: "bottom" as const,
-  bold: false,
-  italic: false,
-  stroke: true,
-  shadow: false,
-  posX: null,
-  posY: null,
-}
-
-const variantClips: EditPlanClip[][] = [makeClips(0), makeClips(1), makeClips(2)]
-
-function renderGrid(overrides: Record<string, unknown> = {}) {
-  playerCalls.length = 0
-  return render(
-    <CanvasPreviewGrid
-      count={3}
-      assets={[makeAsset("a1"), makeAsset("a2"), makeAsset("a3")]}
-      videoRatio="9:16"
-      titles={["标题1", "标题2", "标题3"]}
-      titleSettings={titleSettings}
-      variantClips={variantClips}
-      voiceAudioUrls={["https://cdn.example.com/v0.mp3", null, "https://cdn.example.com/v2.mp3"]}
-      selectedIds={[0, 1, 2]}
-      onToggleSelect={() => {}}
-      {...overrides}
-    />,
-  )
-}
-
-describe("CanvasPreviewGrid 配音、真实片段与播放互斥 (#1741/#1750)", () => {
-  beforeEach(() => {
-    playerCalls.length = 0
-  })
-
-  it("N=3 时每个变体都拿到各自的配音 URL 与后端真实片段，playToken 为 0 基序号", () => {
-    renderGrid()
-    expect(playerCalls).toHaveLength(3)
-    playerCalls.forEach((p, i) => {
-      expect(p.playToken).toBe(i)
-      expect(p.serverClips).toBe(variantClips[i])
-      expect(p.variantTitle).toBe(`标题${i + 1}`)
-    })
-    // 独立配音：变体 0/2 有各自 URL；变体 1 为 null（TTS 合成中）→ 传 undefined
-    expect(playerCalls[0].voiceAudioUrl).toBe("https://cdn.example.com/v0.mp3")
-    expect(playerCalls[1].voiceAudioUrl).toBeUndefined()
-    expect(playerCalls[2].voiceAudioUrl).toBe("https://cdn.example.com/v2.mp3")
-    // 配音状态徽标
-    expect(screen.getByTestId("voice-0").textContent).toBe("has-voice")
-    expect(screen.getByTestId("voice-1").textContent).toBe("no-voice")
-    expect(screen.getByTestId("voice-2").textContent).toBe("has-voice")
-  })
-
-  it("每个变体都接线 activePlayToken / onPlayTokenChange", () => {
-    renderGrid()
-    playerCalls.forEach((p) => {
-      expect(p.activePlayToken).toBeNull()
-      expect(typeof p.onPlayTokenChange).toBe("function")
-    })
-  })
-
-  it("点击变体2播放：所有实例 activePlayToken 变为 1（0 基，其他实例自动暂停）", () => {
-    renderGrid()
-    fireEvent.click(screen.getByTestId("player-1").querySelector("button")!)
-    expect(screen.getByTestId("token-0").textContent).toBe("1")
-    expect(screen.getByTestId("token-1").textContent).toBe("1")
-    expect(screen.getByTestId("token-2").textContent).toBe("1")
-  })
-
-  it("正在播放实例上报暂停后，播放权释放（token 回 null）", () => {
-    renderGrid()
-    fireEvent.click(screen.getByTestId("player-2").querySelector("button")!)
-    expect(screen.getByTestId("token-0").textContent).toBe("2")
-
-    fireEvent.click(screen.getByTestId("player-2").querySelectorAll("button")[1])
-    expect(screen.getByTestId("token-2").textContent).toBe("none")
-  })
-
-  it("clipsError：每张卡片显示错误占位（role=alert）且不渲染任何播放器，重试按钮仅一个并触发回调", () => {
-    const onRetry = vi.fn()
-    renderGrid({ clipsError: true, onRetryClips: onRetry })
-    expect(screen.getAllByRole("alert")).toHaveLength(3)
-    expect(screen.getAllByText("预览加载失败，请重试")).toHaveLength(3)
-    // 严禁假数据：错误态不渲染播放器
-    expect(playerCalls).toHaveLength(0)
-    // 重试按钮仅变体 0 卡片出现
-    const retryButtons = screen.getAllByText("重试")
-    expect(retryButtons).toHaveLength(1)
-    fireEvent.click(retryButtons[0])
-    expect(onRetry).toHaveBeenCalledTimes(1)
-  })
-
-  it("clipsLoading：渲染加载占位，不渲染播放器", () => {
-    renderGrid({ clipsLoading: true })
-    expect(screen.getAllByText("独立选片中…")).toHaveLength(3)
-    expect(screen.queryAllByRole("alert")).toHaveLength(0)
-    expect(playerCalls).toHaveLength(0)
-  })
-})

apps/web/src/test/pages/generate/FrontendPreviewPlayer.audio.test.tsx

@@ -1,213 +0,0 @@
-/**
- * FrontendPreviewPlayer 音频行为单测（Issue #1741 / #1750）
- *
- * useSegmentScheduler 用 mock 控制播放态，专注验证本组件的音频逻辑：
- * - 有配音时 video 保持 muted（素材原声不与配音混音）
- * - 无配音时 video 不 muted（素材原声兜底，保证任何情况下播放有声）
- * - 静音按钮：默认有声；点击后切 muted，aria-label 与图标切换
- * - 批量播放互斥（#1750 playToken 为 0 基变体序号）：activePlayToken 变为其他实例且本实例在播放时，调用 pause
- * - 点击播放/暂停时上报播放权（onPlayTokenChange）
- * - #1750：serverClips 是唯一片段来源，缺失时不渲染任何 video（无本地模拟 fallback）
- */
-import { describe, it, expect, beforeEach, vi } from "vitest"
-import { render, screen, fireEvent } from "@testing-library/react"
-import FrontendPreviewPlayer from "@/pages/generate/components/FrontendPreviewPlayer"
-import type { AssetItem } from "@/api/assets"
-import type { EditPlanClip } from "@/api/template-editor"
-
-const mocks = vi.hoisted(() => ({
-  isPlaying: false,
-  pause: vi.fn(),
-  togglePlayPause: vi.fn(),
-}))
-
-vi.mock("@/pages/generate/hooks/useSegmentScheduler", () => ({
-  // segments 由组件 buildPlaybackSegments 产出（唯一来源 serverClips）；
-  // canPlay 与真实 hook 一致：无片段时不可播放
-  useSegmentScheduler: vi.fn((segments: unknown[]) => ({
-    isPlaying: mocks.isPlaying,
-    currentTime: 0,
-    totalDuration: 20,
-    currentSegmentIndex: 0,
-    canPlay: segments.length > 0,
-    togglePlayPause: mocks.togglePlayPause,
-    seekTo: vi.fn(),
-    pause: mocks.pause,
-    videoRefs: { current: [] as (HTMLVideoElement | null)[] },
-  })),
-}))
-
-vi.mock("@/pages/generate/hooks/useCanvasPlayer", () => ({
-  useCanvasPlayer: () => ({
-    state: {
-      isPlaying: false,
-      isReady: false,
-      isBuffering: false,
-      currentTime: 0,
-      duration: 0,
-      errorMessage: "",
-      hasDecodeError: false,
-    },
-    controls: { play: vi.fn(), pause: vi.fn(), seek: vi.fn() },
-  }),
-}))
-
-beforeEach(() => {
-  mocks.isPlaying = false
-  mocks.pause.mockClear()
-  mocks.togglePlayPause.mockClear()
-  vi.stubGlobal(
-    "ResizeObserver",
-    class {
-      observe() {}
-      unobserve() {}
-      disconnect() {}
-    },
-  )
-})
-
-function makeAsset(id: string): AssetItem {
-  return {
-    id,
-    library_id: "lib-1",
-    name: `${id}.mp4`,
-    storage_key: `media/${id}.mp4`,
-    file_url: `https://cdn.example.com/${id}.mp4`,
-    mime_type: "video/mp4",
-    metadata: { duration: 10, width: 1080, height: 1920 },
-    duration: 10,
-  }
-}
-
-function makeClip(assetId: string, order: number): EditPlanClip {
-  return {
-    id: `clip-${assetId}`,
-    plan_id: "plan-1",
-    clip_type: "main",
-    order,
-    asset_id: assetId,
-    text_content: "",
-    start_time: 0,
-    duration: 5,
-    transition_effect: "none",
-    transition_duration: 0,
-    playback_speed: 1,
-    status: "ready",
-    config: {},
-  }
-}
-
-const serverClips = [makeClip("a1", 0), makeClip("a2", 1)]
-
-const baseProps = {
-  assets: [makeAsset("a1"), makeAsset("a2")],
-  videoRatio: "9:16",
-  ready: true,
-  serverClips,
-}
-
-function videos(): HTMLVideoElement[] {
-  return Array.from(document.querySelectorAll("video"))
-}
-
-describe("FrontendPreviewPlayer 音频行为 (#1741/#1750)", () => {
-  it("有配音时 video 保持 muted（素材原声不与配音混音）", () => {
-    render(<FrontendPreviewPlayer {...baseProps} voiceAudioUrl="https://cdn.example.com/tts.mp3" />)
-    expect(videos()).toHaveLength(2)
-    videos().forEach((v) => expect(v.muted).toBe(true))
-  })
-
-  it("无配音时 video 不 muted（素材原声兜底）", () => {
-    render(<FrontendPreviewPlayer {...baseProps} />)
-    videos().forEach((v) => expect(v.muted).toBe(false))
-  })
-
-  it("无配音时点静音按钮，video 切换为 muted；再点恢复", () => {
-    render(<FrontendPreviewPlayer {...baseProps} />)
-    const vs = videos()
-    expect(vs[0].muted).toBe(false)
-
-    fireEvent.click(screen.getByRole("button", { name: "静音" }))
-    videos().forEach((v) => expect(v.muted).toBe(true))
-
-    fireEvent.click(screen.getByRole("button", { name: "取消静音" }))
-    videos().forEach((v) => expect(v.muted).toBe(false))
-  })
-
-  it("批量播放互斥：token 变为其他实例且本实例在播放时调用 pause", () => {
-    mocks.isPlaying = true
-    const { rerender } = render(
-      <FrontendPreviewPlayer
-        {...baseProps}
-        playToken={1}
-        activePlayToken={1}
-        onPlayTokenChange={() => {}}
-        compact
-      />,
-    )
-    expect(mocks.pause).not.toHaveBeenCalled()
-
-    // 播放权切给实例 2（0 基 token）
-    rerender(
-      <FrontendPreviewPlayer
-        {...baseProps}
-        playToken={1}
-        activePlayToken={2}
-        onPlayTokenChange={() => {}}
-        compact
-      />,
-    )
-    expect(mocks.pause).toHaveBeenCalledTimes(1)
-
-    // token 切回自己：不重复暂停
-    rerender(
-      <FrontendPreviewPlayer
-        {...baseProps}
-        playToken={1}
-        activePlayToken={1}
-        onPlayTokenChange={() => {}}
-        compact
-      />,
-    )
-    expect(mocks.pause).toHaveBeenCalledTimes(1)
-  })
-
-  it("未播放时 token 变化不触发暂停（effect 仅在本实例播放时生效）", () => {
-    // mocks.isPlaying = false（beforeEach 重置）
-    const { rerender } = render(
-      <FrontendPreviewPlayer {...baseProps} playToken={0} activePlayToken={0} compact />,
-    )
-    rerender(<FrontendPreviewPlayer {...baseProps} playToken={0} activePlayToken={1} compact />)
-    expect(mocks.pause).not.toHaveBeenCalled()
-  })
-
-  it("暂停状态下点击播放按钮：上报播放权为自身 playToken 并触发播放", () => {
-    const onToken = vi.fn()
-    render(
-      <FrontendPreviewPlayer {...baseProps} playToken={2} onPlayTokenChange={onToken} compact />,
-    )
-    // 暂停态有两个图标播放按钮（中央大按钮 + 控制条按钮），均调 handleTogglePlay，点中央那个
-    const playButtons = screen.getAllByRole("button").filter((b) => !b.getAttribute("aria-label"))
-    expect(playButtons.length).toBeGreaterThanOrEqual(1)
-    fireEvent.click(playButtons[0])
-    expect(onToken).toHaveBeenCalledWith(2)
-    expect(mocks.togglePlayPause).toHaveBeenCalledTimes(1)
-  })
-
-  it("每个卡片都渲染独立静音按钮", () => {
-    render(
-      <div>
-        <FrontendPreviewPlayer {...baseProps} playToken={0} compact />
-        <FrontendPreviewPlayer {...baseProps} playToken={1} compact />
-        <FrontendPreviewPlayer {...baseProps} playToken={2} compact />
-      </div>,
-    )
-    expect(screen.getAllByRole("button", { name: "静音" })).toHaveLength(3)
-  })
-
-  it("#1750 serverClips 缺失时不渲染任何 video（无本地模拟 fallback，显示无可播放素材）", () => {
-    render(<FrontendPreviewPlayer {...baseProps} serverClips={undefined} />)
-    expect(videos()).toHaveLength(0)
-    expect(screen.getByText("暂无可播放素材")).toBeInTheDocument()
-  })
-})

apps/web/src/test/pages/generate/smoke.test.tsx

@@ -19,7 +19,6 @@ import "@/pages/generate/components/Step2MaterialSelect"
 import "@/pages/generate/components/Step4TitleSettings"
 import "@/pages/generate/components/Step5VoiceSelect"
 import "@/pages/generate/components/Step3VoiceWithMode"
-import "@/pages/generate/components/CanvasPreviewGrid"
 import "@/pages/generate/components/BatchGenerationGrid"
 import "@/pages/generate/components/PreviewCountModal"
 import "@/pages/generate/components/GenerateStepContent"
@@ -33,8 +32,6 @@ import "@/pages/generate/components/material/MaterialModeTabs"
 import "@/pages/generate/components/material/ManualMaterialList"
 import "@/pages/generate/components/material/SmartMatchInput"
 import "@/pages/generate/components/material/SmartMatchResults"
-import "@/pages/generate/components/title/AiTitleGenerator"
-import "@/pages/generate/components/title/AiTitleCard"
 import "@/pages/generate/components/title/TitleStylePanel"
 import "@/pages/generate/components/title/TitlePresetsGrid"
 import "@/pages/generate/utils/formatDuration"
@@ -48,9 +45,6 @@ describe("GeneratePage module smoke test", () => {
 import "@/pages/generate/hooks/useGenerateVideo"
 import "@/pages/generate/hooks/useBatchCovers"
 import "@/pages/generate/hooks/useBatchVariantPlans"
-import "@/pages/generate/hooks/useVariantVoicePreview"
-import "@/pages/generate/hooks/usePreviewAssets"
-import "@/pages/generate/hooks/useSegmentScheduler"
 import "@/pages/generate/hooks/generate-video/useGenerationPolling"
 import "@/pages/generate/hooks/useGenerateFormState"
 import "@/pages/generate/hooks/useGenerateFormState/useVoiceState"

apps/web/src/test/pages/generate/step5-preview.smoke.test.tsx

@@ -1,18 +0,0 @@
-/**
- * Step4+5 merged preview smoke test
- * 确保 vitest related 模式能匹配到第5步预览生成相关文件的改动
- */
-import { describe, it, expect } from "vitest"
-
-import "@/pages/generate/hooks/usePreviewAssets"
-import "@/pages/generate/hooks/useSegmentScheduler"
-import "@/pages/generate/components/FrontendPreviewPlayer"
-import "@/pages/generate/hooks/useStepNavigation"
-import "@/pages/generate/components/GenerateStepContent"
-import "@/pages/generate/GeneratePage"
-
-describe("Merged Step4+5 preview module smoke test", () => {
-  it("should load all merged step4+5 preview modules", () => {
-    expect(true).toBe(true)
-  })
-})

apps/worker/video_processing/dedup.py

@@ -345,6 +345,32 @@ class VideoFingerprint:
             ],
         }
 
+    @classmethod
+    def from_dict(cls, data: dict) -> "VideoFingerprint":
+        """从 to_dict() 序列化结果重建 VideoFingerprint（供 finalize 复用 worker 预计算指纹）。"""
+
+        chunks_raw = data.get("chunks") or []
+        chunks: list[FingerprintChunk] = []
+        for c in chunks_raw:
+            chunks.append(
+                FingerprintChunk(
+                    start_time_ms=int(c.get("start_time_ms", 0)),
+                    end_time_ms=int(c.get("end_time_ms", 0)),
+                    phash_binary=str(c.get("phash_binary", "")),
+                    color_histogram=[float(v) for v in (c.get("color_histogram") or [])],
+                    frame_count=int(c.get("frame_count", 0)),
+                )
+            )
+        resolution_raw = data.get("resolution") or [1280, 720]
+        return cls(
+            md5=str(data.get("md5", "")),
+            keyframe_phashes=list(data.get("keyframe_phashes") or []),
+            color_histograms=[[float(v) for v in h] for h in (data.get("color_histograms") or [])],
+            duration=float(data.get("duration") or 0.0),
+            resolution=(int(resolution_raw[0]), int(resolution_raw[1])) if len(resolution_raw) >= 2 else (1280, 720),
+            chunks=chunks,
+        )
+
     def to_chunk_models(self, video_id: str, project_id: str, user_id: str = "") -> list[VideoFingerprintChunkModel]:
         """将分片数据转为 SQLAlchemy Model 列表，用于批量写入 video_fingerprint_chunks 表。"""
         models = []

apps/worker/video_processing/dedup_helpers.py

@@ -1,10 +1,15 @@
-"""查重辅助函数 — 从 generation.py 提取的 GeneratedVideo 记录 + 查重逻辑.
+"""查重辅助函数 — 渲染阶段指纹/查重预计算 + 兼容旧入库函数。
 
-供 generate_video 共同复用，
-创建 GeneratedVideo 记录后计算指纹并执行项目级 + 批次内查重。
+#2024: Worker 渲染+上传完成后**不直接创建 GeneratedVideo 成品记录**，改为：
+1. ``compute_render_fingerprint_and_dedup``: 从本地视频计算指纹+查重（历史+批次），
+   返回可序列化 dict（含 fingerprint_chunks），由 worker 写入
+   ``GenerationTask.extra_meta["rendered_output"]``；
+2. ``create_video_record_and_dedup``: 保留兼容——当传入 ``video_path`` 时会从本地视频
+   计算指纹+查重并直接创建 GeneratedVideo 记录（供测试/旧路径使用）；
+   当仅传 ``pre_dedup_result`` 时复用预计算结果，不再访问本地视频。
 
-v2: 两阶段持久化 — 先计算所有查重数据，再一次性 commit，
-避免中间异常导致 duplicate_rate 等字段缺失。
+finalize 入口走 ``packages/application/generated_video_finalize.py`` 的
+``finalize_generated_video``，不依赖本模块中数据库以外的 worker-only 逻辑。
 """
 
 from __future__ import annotations
@@ -17,6 +22,149 @@ from sqlalchemy.orm import Session
 logger = logging.getLogger(__name__)
 
 
+def _safe_parse_fps(raw) -> float:
+    if raw is None:
+        return 25.0
+    if isinstance(raw, (int, float)):
+        return float(raw)
+    s = str(raw).strip()
+    if "/" in s:
+        try:
+            num, den = s.split("/", 1)
+            return float(num) / float(den) if float(den) != 0 else 25.0
+        except (ValueError, ZeroDivisionError):
+            pass
+    try:
+        return float(s)
+    except (ValueError, TypeError):
+        return 25.0
+
+
+def _compute_from_local(
+    *,
+    video_path: str,
+    generation_task_id: str,
+    project_id: str,
+    user_id: str,
+    batch_id: str,
+    session: Session,
+) -> dict:
+    """从本地视频计算指纹+查重，返回可序列化结果 dict（不创建 DB 记录）。"""
+    from video_processing.dedup import VideoDeduplicator
+    from video_processing.ffmpeg_utils import probe_video_info
+
+    result: dict = {
+        "fingerprint_dict": None,
+        "fingerprint_chunks": None,
+        "duration": 0.0,
+        "width": 1280,
+        "height": 720,
+        "fps": 25.0,
+        "is_duplicate": False,
+        "duplicate_of": None,
+        "duplicate_rate": None,
+        "match_count": None,
+        "visual_similarity": None,
+        "video_fingerprint_md5": "",
+        "batch_similarity": None,
+    }
+    try:
+        info = probe_video_info(video_path)
+        result["duration"] = float(info.get("duration") or 0.0)
+        result["width"] = int(info.get("width") or 1280)
+        result["height"] = int(info.get("height") or 720)
+        result["fps"] = _safe_parse_fps(info.get("fps"))
+    except Exception as info_err:
+        logger.warning("probe_video_info failed for task %s: %s", generation_task_id, info_err)
+
+    try:
+        deduplicator = VideoDeduplicator()
+        fingerprint = deduplicator.compute_fingerprint(video_path)
+        fp_dict = fingerprint.to_dict()
+        result["fingerprint_dict"] = fp_dict
+        result["video_fingerprint_md5"] = fingerprint.md5 or ""
+        result["fingerprint_chunks"] = [
+            {
+                "start_time_ms": c.start_time_ms,
+                "end_time_ms": c.end_time_ms,
+                "phash_binary": c.phash_binary,
+                "color_histogram": [float(v) for v in c.color_histogram],
+                "frame_count": c.frame_count,
+            }
+            for c in fingerprint.chunks
+        ]
+
+        # 用 placeholder_id 占位（还没有真正的 video_id，不影响查重逻辑——
+        # 因为查重排除的是 GeneratedVideo 表中的记录）
+        placeholder_id = f"pre-{generation_task_id}"
+        duration_sec = fingerprint.duration if fingerprint.duration else 0
+        duplicate_result = deduplicator.check_duplicate(
+            fingerprint,
+            project_id,
+            session,
+            scope="user",
+            user_id=user_id,
+            duration_sec=duration_sec,
+            exclude_video_id=placeholder_id,
+        )
+        batch_sim: float | None = None
+        if not duplicate_result and batch_id:
+            duplicate_result = deduplicator.check_batch_duplicate(fingerprint, batch_id, placeholder_id, session)
+            if duplicate_result:
+                batch_sim = float(duplicate_result.get("similarity", 0.0))
+        result["batch_similarity"] = batch_sim
+        if duplicate_result:
+            result["is_duplicate"] = True
+            result["duplicate_of"] = duplicate_result["duplicate_of"]
+        else:
+            result["is_duplicate"] = False
+
+        try:
+            rate_result = deduplicator.compute_duplicate_rate(
+                fingerprint,
+                project_id,
+                placeholder_id,
+                session,
+                scope="user",
+                user_id=user_id,
+            )
+            result["duplicate_rate"] = rate_result.get("duplicate_rate")
+            result["match_count"] = rate_result.get("match_count")
+            result["visual_similarity"] = rate_result.get("visual_similarity")
+        except Exception as rate_err:
+            logger.warning("compute_duplicate_rate failed for task %s: %s", generation_task_id, rate_err)
+    except Exception as fp_err:
+        logger.warning("Fingerprint compute failed for task %s: %s", generation_task_id, fp_err)
+
+    return result
+
+
+def compute_render_fingerprint_and_dedup(
+    *,
+    video_path: str,
+    generation_task_id: str,
+    project_id: str,
+    user_id: str,
+    batch_id: str,
+    mode: str,
+    session: Session,
+) -> dict:
+    """渲染+上传完成后的预计算：计算指纹+历史/批次查重，返回可序列化 dict。
+
+    **不创建 GeneratedVideo 记录**。结果由调用方写入 extra_meta["rendered_output"]，
+    finalize 时复用。mode 参数保留签名一致性（查重结果中不直接使用）。
+    """
+    _ = mode  # 保留在签名里便于调用方对齐；查重结果不含 mode
+    return _compute_from_local(
+        video_path=video_path,
+        generation_task_id=generation_task_id,
+        project_id=project_id,
+        user_id=user_id,
+        batch_id=batch_id,
+        session=session,
+    )
+
+
 def create_video_record_and_dedup(
     *,
     generation_task_id: str,
@@ -25,8 +173,8 @@ def create_video_record_and_dedup(
     batch_id: str,
     file_url: str,
     file_size: int,
-    duration: float,
-    video_path: str,
+    duration: float | None = None,
+    video_path: str | None,
     mode: str,
     session: Session,
     width: int = 1280,
@@ -34,30 +182,55 @@ def create_video_record_and_dedup(
     fps: float = 25.0,
     name: str = "",
     thumbnail_url: str = "",
+    pre_fingerprint_dict: dict | None = None,
+    pre_fingerprint_chunks: list[dict] | None = None,
+    pre_dedup_result: dict | None = None,
 ) -> dict:
-    """Returns: {"video_count": int, "is_duplicate": bool, "batch_similarity": float|None,
-    "duplicate_of": str|None} —— batch_similarity 为批次内最高相似度（无批次查重时 None）。"""
-    """创建 GeneratedVideo 记录，计算指纹并执行查重（历史 + 批次）。
+    """创建 GeneratedVideo 记录 + 可选查重。
 
-    采用两阶段持久化：先计算所有指纹/查重数据（内存），
-    再一次性写入数据库并 commit。若指纹计算失败，
-    视频记录仍会创建（无查重数据），但保证不会出现"写了记录却没 commit"的中间态。
+    两种用法：
+    - 传入 ``video_path``（非 None）：从本地视频计算指纹+查重，直接创建记录（旧路径/测试）。
+    - 仅传入 ``pre_*``：复用 worker 预计算结果，不访问本地视频（finalize 用）。
 
     Returns:
-        创建的视频记录数量（1 表示成功，0 表示失败）
+        {"video_id", "video_count", "is_duplicate", "batch_similarity", "duplicate_of"}
     """
-    from video_processing.dedup import VideoDeduplicator, _save_fingerprint_chunks
-
     from packages.adapters.sqlalchemy_impl.generated_video_repository import (
         SQLAlchemyGeneratedVideoRepository,
     )
-    from packages.domain import GeneratedVideo
+    from packages.adapters.sqlalchemy_impl.models import VideoFingerprintChunkModel
+    from packages.domain.generated_video import GeneratedVideo
 
     try:
         video_id = uuid4().hex
         video_name = name.strip() if name else f"generated-{generation_task_id[:8]}.mp4"
 
-        # ── Phase 1: 构建视频记录（内存，不 commit） ────────────────
+        # 决定查重/元信息来源
+        if video_path:
+            pre = _compute_from_local(
+                video_path=video_path,
+                generation_task_id=generation_task_id,
+                project_id=project_id,
+                user_id=user_id,
+                batch_id=batch_id,
+                session=session,
+            )
+        else:
+            pre = dict(pre_dedup_result or {})
+            pre.setdefault("fingerprint_dict", pre_fingerprint_dict)
+            pre.setdefault("fingerprint_chunks", pre_fingerprint_chunks)
+            pre.setdefault("is_duplicate", False)
+            pre.setdefault("duplicate_of", None)
+            pre.setdefault("duplicate_rate", None)
+            pre.setdefault("match_count", None)
+            pre.setdefault("visual_similarity", None)
+            pre.setdefault("batch_similarity", None)
+
+        used_duration = float(duration if duration is not None else pre.get("duration", 0.0))
+        used_width = int(pre.get("width", width) or width)
+        used_height = int(pre.get("height", height) or height)
+        used_fps = float(pre.get("fps", fps) or fps)
+
         generated_video = GeneratedVideo(
             id=video_id,
             project_id=project_id,
@@ -66,117 +239,66 @@ def create_video_record_and_dedup(
             name=video_name,
             file_url=file_url,
             file_size=file_size,
-            duration=duration,
-            width=width,
-            height=height,
-            fps=fps,
+            duration=used_duration,
+            width=used_width,
+            height=used_height,
+            fps=used_fps,
             status="completed",
             generation_params={"mode": mode},
             thumbnail_url=thumbnail_url or None,
+            video_fingerprint=pre.get("fingerprint_dict"),
+            is_duplicate=bool(pre.get("is_duplicate", False)),
+            duplicate_of=pre.get("duplicate_of"),
+            duplicate_rate=pre.get("duplicate_rate"),
+            match_count=pre.get("match_count"),
+            visual_similarity=pre.get("visual_similarity"),
         )
 
-        # ── Phase 2: 计算指纹 & 查重（全部在内存） ────────────────
-        deduplicator = VideoDeduplicator()
-        fingerprint = None
-        batch_similarity: float | None = None
-
-        try:
-            fingerprint = deduplicator.compute_fingerprint(video_path)
-        except Exception as fp_err:
-            logger.warning("Fingerprint computation failed for %s: %s", video_id, fp_err)
-
-        if fingerprint is not None:
-            generated_video.video_fingerprint = fingerprint.to_dict()
-
-            # 写入分片指纹表（失败不阻塞）
+        # 写分片指纹表
+        chunks = pre.get("fingerprint_chunks")
+        if chunks:
             try:
-                _save_fingerprint_chunks(fingerprint, video_id, project_id, user_id, session)
+                chunk_models = [
+                    VideoFingerprintChunkModel(
+                        id=uuid4().hex,
+                        video_id=video_id,
+                        project_id=project_id,
+                        user_id=user_id,
+                        start_time_ms=int(c.get("start_time_ms", 0)),
+                        end_time_ms=int(c.get("end_time_ms", 0)),
+                        phash_binary=str(c.get("phash_binary", "")),
+                        color_histogram=[float(v) for v in (c.get("color_histogram") or [])],
+                        frame_count=int(c.get("frame_count", 0)),
+                    )
+                    for c in chunks
+                    if isinstance(c, dict)
+                ]
+                if chunk_models:
+                    # 幂等：先清理旧分片
+                    session.query(VideoFingerprintChunkModel).filter(
+                        VideoFingerprintChunkModel.video_id == video_id
+                    ).delete(synchronize_session=False)
+                    session.bulk_save_objects(chunk_models)
             except Exception as chunk_err:
                 logger.warning("Failed to save fingerprint chunks for %s: %s", video_id, chunk_err)
 
-            # (a) 历史成片查重（跨项目全局 + 时长预过滤）
-            # Issue #1702: fingerprint.duration 单位是秒，旧代码 /1000 让时长预过滤失效
-            duration_sec = fingerprint.duration if fingerprint.duration else 0
-            duplicate_result = deduplicator.check_duplicate(
-                fingerprint,
-                project_id,
-                session,
-                scope="user",
-                user_id=user_id,
-                duration_sec=duration_sec,
-                exclude_video_id=video_id,
-            )
-
-            # (b) 批次内查重（仅当有 batch_id 时）
-            batch_similarity: float | None = None
-            if not duplicate_result and batch_id:
-                duplicate_result = deduplicator.check_batch_duplicate(fingerprint, batch_id, video_id, session)
-                if duplicate_result:
-                    batch_similarity = float(duplicate_result.get("similarity", 0.0))
-            if duplicate_result:
-                generated_video.is_duplicate = True
-                generated_video.duplicate_of = duplicate_result["duplicate_of"]
-                logger.info(
-                    "Duplicate detected: %s -> %s (reason=%s, similarity=%.3f)",
-                    video_id,
-                    duplicate_result["duplicate_of"],
-                    duplicate_result["reason"],
-                    duplicate_result["similarity"],
-                )
-            else:
-                generated_video.is_duplicate = False
-                generated_video.duplicate_of = None
-
-            # 计算重复率百分比（跨项目全局）
-            try:
-                rate_result = deduplicator.compute_duplicate_rate(
-                    fingerprint,
-                    project_id,
-                    video_id,
-                    session,
-                    scope="user",
-                    user_id=user_id,
-                )
-                generated_video.duplicate_rate = rate_result["duplicate_rate"]
-                generated_video.match_count = rate_result["match_count"]
-                generated_video.visual_similarity = rate_result["visual_similarity"]
-                logger.info(
-                    "Duplicate rate for %s: %.2f%% (visual_sim=%.3f, matches=%d)",
-                    video_id,
-                    rate_result["duplicate_rate"],
-                    rate_result["visual_similarity"],
-                    rate_result["match_count"],
-                )
-            except Exception as rate_err:
-                logger.warning("Failed to compute duplicate_rate for %s: %s", video_id, rate_err)
-                generated_video.duplicate_rate = None
-
-        # ── Phase 3: 一次性持久化 ─────────────────────────────────
-        video_repo = SQLAlchemyGeneratedVideoRepository(session)
-        video_repo.create(generated_video)
-
-        if thumbnail_url:
-            logger.info("Thumbnail set for video %s: %s", video_id, thumbnail_url[:80])
-
+        repo = SQLAlchemyGeneratedVideoRepository(session)
+        repo.create(generated_video)
         session.commit()
-        logger.info(
-            "GeneratedVideo record created: %s (task=%s, dup=%s, rate=%s)",
-            video_id,
-            generation_task_id,
-            generated_video.is_duplicate,
-            generated_video.duplicate_rate,
-        )
         return {
+            "video_id": video_id,
             "video_count": 1,
-            "is_duplicate": bool(generated_video.is_duplicate),
-            "batch_similarity": batch_similarity,
-            "duplicate_of": generated_video.duplicate_of,
+            "is_duplicate": bool(pre.get("is_duplicate", False)),
+            "batch_similarity": pre.get("batch_similarity"),
+            "duplicate_of": pre.get("duplicate_of"),
         }
     except Exception as e:
-        logger.error(
-            "Failed to create video record / dedup for task %s: %s",
-            generation_task_id,
-            e,
-        )
+        logger.error("Failed to create video record for task %s: %s", generation_task_id, e)
         session.rollback()
-        return {"video_count": 0, "is_duplicate": False, "batch_similarity": None, "duplicate_of": None}
+        return {
+            "video_id": "",
+            "video_count": 0,
+            "is_duplicate": False,
+            "batch_similarity": None,
+            "duplicate_of": None,
+        }

apps/worker/video_processing/subtitle_generator.py

@@ -16,6 +16,7 @@ from typing import Any
 from packages.domain.ass_subtitle_builder import (
     TITLE_MARGIN_SIDE,
     TITLE_MARGIN_TOP,
+    _scale_len,
     _wrap_title_text,
     build_ass_style,
     escape_ass_text,
@@ -133,22 +134,23 @@ def generate_ass_from_timeline(
         output_path.write_text("", encoding="utf-8")
         return output_path
 
-    # 样式参数
+    # 样式参数（字号/描边/边距按视频宽度缩放，基准 720p，与前端预览一致）
+    _sw = video_width
     font_name = subtitle_config.get("font", "思源黑体")
-    font_size = int(subtitle_config.get("size", 24))
+    font_size = _scale_len(int(subtitle_config.get("size", 24)), _sw)
     color = _hex_to_ass_color(subtitle_config.get("color", "#ffffff"))
     position = subtitle_config.get("position", "bottom")
     alignment = _position_to_ass_alignment(position)
     max_chars_per_line = int(subtitle_config.get("max_chars_per_line", DEFAULT_MAX_CHARS_PER_LINE))
 
-    # 描边（默认黑色描边，保证可读性）
+    # 描边（默认黑色描边，保证可读性）—— 720p 基准 1.5
     outline_color = "&H00000000"
-    outline_width = 1.5
+    outline_width = _scale_len(1.5, _sw)
 
-    # 边距
-    margin_v = 60 if position == "bottom" else 60
-    margin_l = 40
-    margin_r = 40
+    # 边距（720p 基准 60/40）
+    margin_v = _scale_len(60 if position == "bottom" else 60, _sw)
+    margin_l = _scale_len(40, _sw)
+    margin_r = _scale_len(40, _sw)
 
     # 生成样式行
     style_line = (
@@ -203,22 +205,29 @@ def generate_ass_from_timeline(
         if "font_color" in title_cfg and "color" not in title_cfg:
             title_cfg["color"] = title_cfg["font_color"]
 
+        _tsw = video_width
         t_color = hex_to_ass_color(title_cfg.get("color", "#ffffff"))
         t_stroke = title_cfg.get("stroke", {}) or {}
         t_shadow = title_cfg.get("shadow", {}) or {}
         s_color = hex_to_ass_color(t_stroke.get("color", "#000000"))
-        s_width = float(t_stroke.get("width", 2)) if t_stroke.get("enabled", False) else 0.0
-        sh_blur = float(t_shadow.get("blur", 4)) if t_shadow.get("enabled", False) else 0.0
+        s_width = _scale_len(float(t_stroke.get("width", 2)) if t_stroke.get("enabled", False) else 0.0, _tsw)
+        sh_blur = _scale_len(float(t_shadow.get("blur", 4)) if t_shadow.get("enabled", False) else 0.0, _tsw)
         sh_offset = (
-            t_shadow.get("offset_x", 2) if t_shadow.get("enabled", False) else 0,
-            t_shadow.get("offset_y", 2) if t_shadow.get("enabled", False) else 0,
+            _scale_len(t_shadow.get("offset_x", 2) if t_shadow.get("enabled", False) else 0, _tsw),
+            _scale_len(t_shadow.get("offset_y", 2) if t_shadow.get("enabled", False) else 0, _tsw),
         )
         t_alignment = position_to_ass_alignment(title_cfg.get("position", "bottom"))
 
+        # 标题字号/边距按视频宽度缩放（基准 720p），移除旧的 min(...,36) 上限避免 1080p 被钳位过小
+        _base_title_size = int(title_cfg.get("size", 36))
+        t_font_size = _scale_len(_base_title_size, _tsw)
+        _t_margin_top = _scale_len(TITLE_MARGIN_TOP, _tsw)
+        _t_margin_side = _scale_len(TITLE_MARGIN_SIDE, _tsw)
+
         title_style_line = build_ass_style(
             "TitleStyle",
             font_name=title_cfg.get("font", "思源黑体"),
-            font_size=min(int(title_cfg.get("size", 36)), 36),
+            font_size=t_font_size,
             primary_color=t_color,
             outline_color=s_color,
             outline_width=s_width,
@@ -227,14 +236,15 @@ def generate_ass_from_timeline(
             bold=bool(title_cfg.get("bold", True)),
             italic=bool(title_cfg.get("italic", False)),
             alignment=t_alignment,
-            margin_v=TITLE_MARGIN_TOP,
-            margin_l=TITLE_MARGIN_SIDE,
-            margin_r=TITLE_MARGIN_SIDE,
+            margin_v=_t_margin_top,
+            margin_l=_t_margin_side,
+            margin_r=_t_margin_side,
         )
 
-        t_font_size = min(int(title_cfg.get("size", 36)), 36)
         safe_raw = escape_ass_text(title_text.strip())
-        safe_wrapped = _wrap_title_text(safe_raw, video_width, t_font_size)
+        safe_wrapped = _wrap_title_text(
+            safe_raw, video_width, t_font_size, margin_l=_t_margin_side, margin_r=_t_margin_side
+        )
 
         if video_duration > 0:
             t_end_time = format_ass_time(video_duration)

apps/worker/worker_app/tasks/generation.py

@@ -17,7 +17,6 @@ import logging
 import time
 from pathlib import Path
 
-from video_processing.ffmpeg_utils import probe_duration
 from worker_app.celery_app import celery_app
 from worker_app.db import SessionLocal
 from worker_app.tasks.generation_plan_builder import build_error_info as _build_error_info
@@ -142,7 +141,7 @@ def _flush_logs(task_id: str, gen_task) -> None:
 
 # ── 共享工具模块导入 ──────────────────────────────────────────────────────────
 
-from video_processing.dedup_helpers import create_video_record_and_dedup
+from video_processing.dedup_helpers import compute_render_fingerprint_and_dedup
 from video_processing.oss_helpers import (
     download_asset,
     get_signed_download_url,
@@ -555,7 +554,7 @@ def _reselect_plan_for_batch_retry(task_id: str, plan_id: str, task_info: dict)
         return None
 
 
-def _record_video_and_dedup(
+def _precompute_render_metadata(
     *,
     task_id: str,
     project_id: str,
@@ -568,28 +567,48 @@ def _record_video_and_dedup(
     video_name: str = "",
     thumbnail_url: str = "",
 ) -> dict:
-    """成片落库 + 指纹查重（含批次内）。返回查重信息 dict。"""
-    duration = probe_duration(Path(video_path))
-    dedup_session = SessionLocal()
+    """渲染+上传完成后的预处理：计算指纹/查重（不落 GeneratedVideo 库）。
+
+    #2024: 视频生成后不再自动入成品库。本函数计算视频元信息、指纹、历史+批次查重，
+    结果以 dict 返回，由调用方写入 GenerationTask.extra_meta["rendered_output"]，
+    等用户 Step5 调 finalize 时复用，避免 finalize 时从 OSS 下载视频重算。
+    """
+    pre_session = SessionLocal()
     try:
-        result = create_video_record_and_dedup(
+        fp_result = compute_render_fingerprint_and_dedup(
+            video_path=video_path,
             generation_task_id=task_id,
             project_id=project_id,
             user_id=user_id,
             batch_id=batch_id,
-            file_url=file_url,
-            file_size=file_size,
-            duration=duration,
-            video_path=video_path,
             mode=editing_mode.value,
-            session=dedup_session,
-            name=video_name,
-            thumbnail_url=thumbnail_url,
+            session=pre_session,
         )
     finally:
-        dedup_session.close()
-    result["duration"] = duration
-    return result
+        pre_session.close()
+    return {
+        "file_url": file_url,
+        "file_size": file_size,
+        "duration": fp_result.get("duration", 0.0),
+        "width": fp_result.get("width", 1280),
+        "height": fp_result.get("height", 720),
+        "fps": fp_result.get("fps", 25.0),
+        "name": video_name,
+        "thumbnail_url": thumbnail_url,
+        "mode": editing_mode.value,
+        "batch_id": batch_id,
+        "project_id": project_id,
+        "user_id": user_id,
+        # 查重结果（finalize 时直接写入 GeneratedVideo 字段，无需重算）
+        "fingerprint_dict": fp_result.get("fingerprint_dict"),
+        "fingerprint_chunks": fp_result.get("fingerprint_chunks"),
+        "is_duplicate": bool(fp_result.get("is_duplicate", False)),
+        "duplicate_of": fp_result.get("duplicate_of"),
+        "duplicate_rate": fp_result.get("duplicate_rate"),
+        "match_count": fp_result.get("match_count"),
+        "visual_similarity": fp_result.get("visual_similarity"),
+        "video_fingerprint_md5": fp_result.get("video_fingerprint_md5", ""),
+    }
 
 
 # ── Celery Task ──────────────────────────────────────────────────────────────
@@ -945,8 +964,8 @@ def generate_video(self, task_id: str) -> dict:
                     )
                     file_size = output_path.stat().st_size
 
-                    # ── 4.5 落库 + 查重（批次任务检查批次内相似度） ───────────
-                    dedup_info = _record_video_and_dedup(
+                    # ── 4.5 预计算指纹/元信息（#2024: 不自动入成品库，finalize 时再落库+查重） ──
+                    rendered_output = _precompute_render_metadata(
                         task_id=task_id,
                         project_id=project_id,
                         batch_id=batch_id,
@@ -958,68 +977,23 @@ def generate_video(self, task_id: str) -> dict:
                         video_name=task_info.get("video_title", ""),
                         thumbnail_url=thumbnail_url,
                     )
-                    duration = dedup_info.get("duration", render_duration)
-                    video_count = dedup_info.get("video_count", 1)
-                    batch_sim = dedup_info.get("batch_similarity")
+                    duration = rendered_output.get("duration", render_duration)
+                    # #2024: 批次内重渲依赖已 finalize 的同批次视频。渲染阶段暂不做批次查重决策，
+                    # 统一在 finalize 阶段查重；首版即视为最终渲染结果。
+                    file_size_final = file_size
 
                     if gen_task:
                         gen_task.append_log(
                             "OSS上传",
-                            f"第{render_attempt + 1}版上传成功, 大小={file_size}"
-                            + (f", 批次相似度={batch_sim:.0%}" if batch_sim is not None else ""),
+                            f"第{render_attempt + 1}版上传成功, 大小={file_size}，等待用户确认封面",
                             file_size=file_size,
                             file_url=file_url,
                         )
                         _flush_logs(task_id, gen_task)
 
-                    # 非批次 / 相似度达标 / 已是最后一次 → 结束循环
-                    if not should_rerender_for_batch_dedup(
-                        batch_id=batch_id,
-                        render_attempt=render_attempt,
-                        batch_similarity=batch_sim,
-                    ):
-                        file_size_final = file_size
-                        break
-
-                    # 批次内相似度过高：重选独立 plan 后重渲一次
-                    logger.warning(
-                        "[task_id=%s] 批次内查重相似度 %.2f 超阈值 %.2f，重选 plan 重渲",
-                        task_id,
-                        batch_sim,
-                        BATCH_RENDER_SIMILARITY_LIMIT,
-                    )
-                    if gen_task:
-                        gen_task.append_log("批次查重", f"与批次内成片相似度过高({batch_sim:.0%})，重新选片渲染")
-                        _flush_logs(task_id, gen_task)
-                    new_plan_id = _reselect_plan_for_batch_retry(task_id, current_plan_id, task_info)
-                    if not new_plan_id:
-                        logger.warning("[task_id=%s] 重选 plan 失败，保留首版", task_id)
-                        file_size_final = file_size
-                        break
-                    # 回写任务关联的 plan（重渲版以新 plan 渲染）
-                    try:
-                        _ps = SessionLocal()
-                        try:
-                            from packages.adapters.sqlalchemy_impl.generation_task_repository import (
-                                SQLAlchemyGenerationTaskRepository,
-                            )
-
-                            _pr = SQLAlchemyGenerationTaskRepository(_ps)
-                            _gt = _pr.get(task_id)
-                            if _gt:
-                                _gt.source_edit_plan_id = new_plan_id
-                                _pr.update(_gt)
-                        finally:
-                            _ps.close()
-                    except Exception:
-                        logger.warning("[task_id=%s] 回写重渲 plan_id 失败", task_id, exc_info=True)
-                    current_plan_id = new_plan_id
-                    # 清理本轮临时目录，下一轮重新渲染
-                    if render_temp_dir:
-                        import shutil
-
-                        shutil.rmtree(render_temp_dir, ignore_errors=True)
-                        render_temp_dir = None
+                    # #2024: 不再因批次内相似度过高而重渲（finalize 阶段统一查重），
+                    # 首版即视为最终渲染结果，直接结束循环。
+                    break
 
                 file_size = file_size_final or file_size
                 _update_task_progress(task_id, 95, "上传完成")
@@ -1062,8 +1036,47 @@ def generate_video(self, task_id: str) -> dict:
                 except Exception:
                     logger.warning("[task_id=%s] 封面帧持久化失败", task_id, exc_info=True)
 
-                # ── 5. 标记完成 ──────────────────────────────────────────────────
-                _update_task_status(task_id, "mark_completed", result_count=video_count)
+                # ── 5. 保存渲染产物到 extra_meta 并标记为等待封面确认（#2024: 不自动入成品库） ──
+                try:
+                    _finalize_meta_session = SessionLocal()
+                    try:
+                        from packages.adapters.sqlalchemy_impl.models import (
+                            GenerationTaskModel,
+                        )
+
+                        _meta_model = (
+                            _finalize_meta_session.query(GenerationTaskModel)
+                            .filter(GenerationTaskModel.id == task_id)
+                            .first()
+                        )
+                        if _meta_model:
+                            meta = dict(_meta_model.extra_meta or {})
+                            meta["rendered_output"] = {
+                                "file_url": file_url,
+                                "file_size": file_size,
+                                "duration": duration,
+                                "width": rendered_output.get("width", 1280),
+                                "height": rendered_output.get("height", 720),
+                                "fps": rendered_output.get("fps", 25.0),
+                                "name": rendered_output.get("name", ""),
+                                "thumbnail_url": rendered_output.get("thumbnail_url", ""),
+                                "mode": rendered_output.get("mode", editing_mode.value),
+                                "fingerprint_dict": rendered_output.get("fingerprint_dict"),
+                                "batch_id": batch_id,
+                                "project_id": project_id,
+                                "user_id": user_id,
+                            }
+                            _meta_model.extra_meta = meta
+                            _finalize_meta_session.commit()
+                    finally:
+                        _finalize_meta_session.close()
+                except Exception as meta_err:
+                    logger.warning(
+                        "[task_id=%s] 保存 rendered_output 到 extra_meta 失败: %s", task_id, meta_err, exc_info=True
+                    )
+
+                # #2024: 标记为「等待用户确认封面」，不自动入成品库；等用户调 finalize 接口才真正 mark_completed
+                _update_task_status(task_id, "mark_awaiting_cover")
 
                 # 5.1 更新标题使用次数
                 try:

deploy/configs/nginx-production.conf

@@ -12,6 +12,12 @@ server {
     client_max_body_size 800m;
 
     # SPA routing - index.html 禁止缓存，确保每次获取最新版本
+    location = /index.html {
+        add_header Cache-Control "no-cache, no-store, must-revalidate";
+        add_header Pragma "no-cache";
+        expires 0;
+    }
+
     location / {
         try_files $uri /index.html;
         # HTML 文档（含 try_files 回退的 SPA 路由，如 /login /app/dashboard）一律 no-cache，

infra/docker/nginx-production.conf

@@ -12,6 +12,13 @@ server {
 
     client_max_body_size 800m;
 
+    # SPA routing - index.html 禁止缓存，确保每次获取最新版本
+    location = /index.html {
+        add_header Cache-Control "no-cache, no-store, must-revalidate";
+        add_header Pragma "no-cache";
+        expires 0;
+    }
+
     # SPA routing - all routes to index.html
     # 注意：不能加 $uri/，否则 /assets 等与构建产物目录同名的路由会被当成目录访问，返回 403
     location / {

packages/application/generated_video_finalize.py

@@ -0,0 +1,193 @@
+"""#2024: 视频生成 finalize 入库用例。
+
+Worker 渲染+上传完成后不自动入库，只把渲染产物与查重结果保存到
+GenerationTask.extra_meta["rendered_output"]，并标记为 awaiting_cover。
+用户点「完成」时由 API 调用本用例：创建 GeneratedVideo 记录（复用预计算查重结果）、
+推进任务到 completed，返回新记录 id。
+
+设计原则：finalize 必须快速（仅 DB 写入，不下载视频、不重算指纹）——
+所有耗时操作（指纹计算、历史/批次查重）都在 worker 渲染阶段预完成。
+"""
+
+from __future__ import annotations
+
+import logging
+from dataclasses import dataclass
+from datetime import UTC, datetime
+from typing import Any
+from uuid import uuid4
+
+from sqlalchemy.orm import Session
+
+logger = logging.getLogger(__name__)
+
+
+@dataclass(slots=True)
+class RenderedOutput:
+    """Worker 预计算并写入 extra_meta 的渲染产物+查重结果。"""
+
+    file_url: str
+    file_size: int = 0
+    duration: float = 0.0
+    width: int = 1280
+    height: int = 720
+    fps: float = 25.0
+    name: str = ""
+    thumbnail_url: str = ""
+    mode: str = "narrative"
+    batch_id: str = ""
+    project_id: str = ""
+    user_id: str = ""
+    # 查重结果（worker 预计算）
+    fingerprint_dict: dict[str, Any] | None = None
+    fingerprint_chunks: list[dict[str, Any]] | None = None
+    is_duplicate: bool = False
+    duplicate_of: str | None = None
+    duplicate_rate: float | None = None
+    match_count: int | None = None
+    visual_similarity: float | None = None
+    video_fingerprint_md5: str = ""
+
+    @classmethod
+    def from_dict(cls, data: dict[str, Any]) -> "RenderedOutput":
+        if not isinstance(data, dict):
+            raise ValueError("rendered_output must be a dict")
+        return cls(
+            file_url=str(data.get("file_url") or ""),
+            file_size=int(data.get("file_size") or 0),
+            duration=float(data.get("duration") or 0.0),
+            width=int(data.get("width") or 1280),
+            height=int(data.get("height") or 720),
+            fps=float(data.get("fps") or 25.0),
+            name=str(data.get("name") or ""),
+            thumbnail_url=str(data.get("thumbnail_url") or ""),
+            mode=str(data.get("mode") or "narrative"),
+            batch_id=str(data.get("batch_id") or ""),
+            project_id=str(data.get("project_id") or ""),
+            user_id=str(data.get("user_id") or ""),
+            fingerprint_dict=data.get("fingerprint_dict"),
+            fingerprint_chunks=data.get("fingerprint_chunks"),
+            is_duplicate=bool(data.get("is_duplicate", False)),
+            duplicate_of=data.get("duplicate_of"),
+            duplicate_rate=_safe_float(data.get("duplicate_rate")),
+            match_count=_safe_int(data.get("match_count")),
+            visual_similarity=_safe_float(data.get("visual_similarity")),
+            video_fingerprint_md5=str(data.get("video_fingerprint_md5") or ""),
+        )
+
+
+def _safe_float(v) -> float | None:
+    if v is None:
+        return None
+    try:
+        return float(v)
+    except (TypeError, ValueError):
+        return None
+
+
+def _safe_int(v) -> int | None:
+    if v is None:
+        return None
+    try:
+        return int(v)
+    except (TypeError, ValueError):
+        return None
+
+
+def finalize_generated_video(
+    *,
+    task,
+    session: Session,
+    effective_cover_url: str = "",
+    custom_name: str | None = None,
+) -> dict:
+    """将 awaiting_cover 的任务正式入库。
+
+    从 ``task.extra_meta["rendered_output"]`` 读取 worker 预存的渲染结果与查重数据，
+    创建 GeneratedVideo 记录并 commit；调用方负责将 task 推进到 completed 并 update。
+
+    Returns:
+        {"video_id": str, "is_duplicate": bool, "duplicate_of": str|None}
+    """
+    from packages.adapters.sqlalchemy_impl.generated_video_repository import (
+        SQLAlchemyGeneratedVideoRepository,
+    )
+    from packages.adapters.sqlalchemy_impl.models import VideoFingerprintChunkModel
+    from packages.domain.generated_video import GeneratedVideo
+
+    meta = dict(task.extra_meta or {})
+    rendered_dict = meta.get("rendered_output") or {}
+    rendered = RenderedOutput.from_dict(rendered_dict)
+
+    if not rendered.file_url.strip():
+        raise ValueError(f"task {task.id} rendered_output.file_url 为空，无法 finalize")
+
+    video_id = uuid4().hex
+    _custom = (custom_name or "").strip() if custom_name else ""
+    video_name = _custom or (rendered.name.strip() or f"generated-{task.id[:8]}.mp4")
+
+    generated_video = GeneratedVideo(
+        id=video_id,
+        project_id=(rendered.project_id or task.project_id or "").strip(),
+        user_id=(rendered.user_id or task.created_by_user_id or "").strip(),
+        generation_task_id=task.id,
+        name=video_name,
+        file_url=rendered.file_url.strip(),
+        file_size=rendered.file_size,
+        duration=rendered.duration,
+        width=rendered.width,
+        height=rendered.height,
+        fps=rendered.fps,
+        status="completed",
+        generation_params={"mode": rendered.mode},
+        thumbnail_url=effective_cover_url or rendered.thumbnail_url or None,
+        video_fingerprint=rendered.fingerprint_dict,
+        is_duplicate=rendered.is_duplicate,
+        duplicate_of=rendered.duplicate_of,
+        duplicate_rate=rendered.duplicate_rate,
+        match_count=rendered.match_count,
+        visual_similarity=rendered.visual_similarity,
+        created_at=datetime.now(UTC),
+        generated_at=datetime.now(UTC),
+    )
+
+    # 写入分片指纹（worker 预序列化的 chunk 列表）
+    if rendered.fingerprint_chunks:
+        try:
+            chunk_models = []
+            for c in rendered.fingerprint_chunks:
+                if not isinstance(c, dict):
+                    continue
+                chunk_models.append(
+                    VideoFingerprintChunkModel(
+                        id=uuid4().hex,
+                        video_id=video_id,
+                        project_id=generated_video.project_id,
+                        user_id=generated_video.user_id,
+                        start_time_ms=int(c.get("start_time_ms", 0)),
+                        end_time_ms=int(c.get("end_time_ms", 0)),
+                        phash_binary=str(c.get("phash_binary", "")),
+                        color_histogram=[float(v) for v in (c.get("color_histogram") or [])],
+                        frame_count=int(c.get("frame_count", 0)),
+                    )
+                )
+            if chunk_models:
+                session.bulk_save_objects(chunk_models)
+        except Exception as chunk_err:
+            logger.warning("Failed to persist fingerprint chunks for video %s: %s", video_id, chunk_err)
+
+    video_repo = SQLAlchemyGeneratedVideoRepository(session)
+    video_repo.create(generated_video)
+    session.commit()
+    logger.info(
+        "[finalize] GeneratedVideo created: %s (task=%s, dup=%s, cover=%s)",
+        video_id,
+        task.id,
+        rendered.is_duplicate,
+        bool(effective_cover_url),
+    )
+    return {
+        "video_id": video_id,
+        "is_duplicate": rendered.is_duplicate,
+        "duplicate_of": rendered.duplicate_of,
+    }

packages/domain/ass_subtitle_builder.py

@@ -59,6 +59,31 @@ FONT_NAME_MAP: dict[str, str] = {
 # font_size=89 → ASS Fontsize=round(89*1.35)=120，实际中文字高约 78~85px。
 ASS_FONTSIZE_COMPENSATION = 1.35
 
+# 前端预览字号的基准宽度（px）。前端 TitleMiniPreview 以 width/360 缩放、titleCanvas.ts
+# 以 videoWidth/720 缩放（360 是 720 的一半，字号等比例一致），types.ts 注释 "px @720p"。
+# 当输出视频宽度 ≠ 720 时，所有长度类字段（字号/描边宽/阴影偏移/边距）
+# 都按 video_width / TITLE_SIZE_REF_WIDTH 等比缩放，保证成片标题视觉大小与预览一致。
+TITLE_SIZE_REF_WIDTH = 720
+
+
+def _scale_len(value, video_width: int):
+    """将 720p 基准长度值按 video_width 等比缩放。
+
+    整数输入 → 返回 int（用于字号、描边宽、边距、偏移等整数字段）；
+    浮点输入 → 返回 float（保留小数，用于 1.5 这类 outline 细描边）；
+    非数值原样返回。
+    """
+    if value is None:
+        return None
+    try:
+        v = float(value)
+    except (TypeError, ValueError):
+        return value
+    if not video_width or video_width <= 0:
+        return int(round(v)) if isinstance(value, int) else v
+    scaled = v * (video_width / TITLE_SIZE_REF_WIDTH)
+    return int(round(scaled)) if isinstance(value, int) else scaled
+
 
 def _compensate_ass_fontsize(font_size: int) -> int:
     """将 CSS 语义字号换算为 ASS Fontsize，补偿中文字符在 em-square 中的留白。"""
@@ -374,6 +399,44 @@ def build_ass_content(
                 else {"enabled": False}
             )
 
+    # ── 字号/描边/阴影/边距按视频宽度缩放（基准 720p，与前端预览一致） ──
+    # 前端标题/字幕面板的 size 语义是 "px @720p"（见 types.ts 注释、titleCanvas.ts scale=videoWidth/720），
+    # 当输出分辨率不是 720p（如 1080x1920 竖屏、4K）时等比放大，避免成片标题比预览小。
+    def _scale_cfg(cfg: dict, defaults: dict | None = None) -> None:
+        if not isinstance(cfg, dict):
+            return
+        # 先填充默认值，再统一缩放，避免 .get("size", 36) 处拿未缩放默认值
+        if defaults:
+            for k, v in defaults.items():
+                cfg.setdefault(k, v)
+        sw = video_width
+        for key in ("size", "font_size"):
+            if key in cfg:
+                try:
+                    cfg[key] = _scale_len(cfg[key], sw)
+                except (TypeError, ValueError):
+                    pass
+        # stroke/shadow 的 width/blur/offset 由后续字段提取处统一按 720p 默认值+缩放处理
+        # （包含 enabled=false 时不写入、默认值 2/4 也需缩放），此处不再重复缩放
+        for key in ("margin_top", "bg_padding", "bg_radius", "pos_x", "pos_y"):
+            # pos_x/pos_y 是百分比(0-100)不缩放，margin/padding/radius 是 px @720p 需要缩放
+            if key in cfg and key not in ("pos_x", "pos_y"):
+                cfg[key] = _scale_len(cfg.get(key), sw)
+        # 逐行覆盖的 size 也要缩放
+        overrides = cfg.get("line_overrides")
+        if isinstance(overrides, list):
+            for ov in overrides:
+                if isinstance(ov, dict) and "size" in ov:
+                    ov["size"] = _scale_len(ov.get("size"), sw)
+
+    _scale_cfg(title_config, defaults={"size": 36})
+    _scale_cfg(subtitle_config, defaults={"size": 24})
+
+    # 边距按视频宽度缩放（基准 720p）
+    _margin_top = _scale_len(TITLE_MARGIN_TOP, video_width) or TITLE_MARGIN_TOP
+    _margin_bottom = _scale_len(TITLE_MARGIN_BOTTOM, video_width) or TITLE_MARGIN_BOTTOM
+    _margin_side = _scale_len(TITLE_MARGIN_SIDE, video_width) or TITLE_MARGIN_SIDE
+
     title_enabled = title_config.get("enabled", True) and bool(title_text.strip())
     subtitle_enabled = subtitle_config.get("enabled", True) and bool(subtitle_text.strip())
 
@@ -389,11 +452,16 @@ def build_ass_content(
         title_stroke = title_config.get("stroke", {}) or {}
         title_shadow = title_config.get("shadow", {}) or {}
         stroke_color = hex_to_ass_color(title_stroke.get("color", "#000000"))
-        stroke_width = float(title_stroke.get("width", 2)) if title_stroke.get("enabled", False) else 0.0
-        shadow_blur = float(title_shadow.get("blur", 4)) if title_shadow.get("enabled", False) else 0.0
+        # 描边/阴影默认值也是 720p 基准，需要随视频宽度缩放
+        _def_stroke_w = float(title_stroke.get("width", 2)) if title_stroke.get("enabled", False) else 0.0
+        _def_shadow_b = float(title_shadow.get("blur", 4)) if title_shadow.get("enabled", False) else 0.0
+        _def_shadow_x = title_shadow.get("offset_x", 2) if title_shadow.get("enabled", False) else 0
+        _def_shadow_y = title_shadow.get("offset_y", 2) if title_shadow.get("enabled", False) else 0
+        stroke_width = float(_scale_len(_def_stroke_w, video_width))
+        shadow_blur = float(_scale_len(_def_shadow_b, video_width))
         shadow_offset = (
-            title_shadow.get("offset_x", 2) if title_shadow.get("enabled", False) else 0,
-            title_shadow.get("offset_y", 2) if title_shadow.get("enabled", False) else 0,
+            _scale_len(_def_shadow_x, video_width),
+            _scale_len(_def_shadow_y, video_width),
         )
 
         # ── 自由位置拖拽（工单 #1405 方案 B）────────────────────────────
@@ -420,9 +488,9 @@ def build_ass_content(
                 bold=bool(title_config.get("bold", True)),
                 italic=bool(title_config.get("italic", False)),
                 alignment=title_alignment,
-                margin_v=TITLE_MARGIN_TOP,
-                margin_l=TITLE_MARGIN_SIDE,
-                margin_r=TITLE_MARGIN_SIDE,
+                margin_v=_margin_top,
+                margin_l=_margin_side,
+                margin_r=_margin_side,
             )
         )
 
@@ -430,7 +498,9 @@ def build_ass_content(
         # 先 escape 特殊字符，再插入换行符 \N，避免顺序颠倒导致 \N 被转义
         title_font_size = int(title_config.get("size", 36))
         safe_title_text_raw = escape_ass_text(title_text)
-        safe_title_text = _wrap_title_text(safe_title_text_raw, video_width, title_font_size)
+        safe_title_text = _wrap_title_text(
+            safe_title_text_raw, video_width, title_font_size, margin_l=_margin_side, margin_r=_margin_side
+        )
 
         # #2001 逐行样式覆盖：按 line_overrides 在每行前注入 ASS inline override 标签
         # line_overrides 透传自前端爆款标题面板，SubtitleStyle.from_dict 已做安全过滤
@@ -460,15 +530,15 @@ def build_ass_content(
                 font_size=int(subtitle_config.get("size", 24)),
                 primary_color=sub_color,
                 outline_color="&H00000000",
-                outline_width=1.0,
+                outline_width=float(_scale_len(1.0, video_width)),
                 shadow_blur=0.0,
                 shadow_offset=(0, 0),
                 bold=False,
                 italic=False,
                 alignment=sub_alignment,
-                margin_v=TITLE_MARGIN_BOTTOM,
-                margin_l=TITLE_MARGIN_SIDE,
-                margin_r=TITLE_MARGIN_SIDE,
+                margin_v=_margin_bottom,
+                margin_l=_margin_side,
+                margin_r=_margin_side,
             )
         )
 

packages/domain/generation_task.py

@@ -1,9 +1,13 @@
 """GenerationTask 领域模型 — 视频生成任务.
 
 状态机：
-  pending → running → completed
+  pending → running → awaiting_cover → completed
               ↘ failed → pending (重试)
        ↘ cancelled
+
+``awaiting_cover`` 表示渲染已完成、视频文件已上传、封面候选已就绪，
+但用户尚未在 Step5 确认封面并点击「完成」，此时不创建 GeneratedVideo 成品记录。
+用户调用 finalize 接口后才进入 ``completed`` 并正式入库。
 """
 
 from __future__ import annotations
@@ -34,8 +38,11 @@ class GenerationTaskStatus(StrEnum):
     RUNNING = "running"
     """运行中（正在生成视频）"""
 
+    AWAITING_COVER = "awaiting_cover"
+    """视频已渲染上传、封面候选已就绪，等待用户在 Step5 确认封面（finalize 前的中间态）"""
+
     COMPLETED = "completed"
-    """已完成（视频生成成功）"""
+    """已完成（用户已确认封面，视频已正式入库）"""
 
     FAILED = "failed"
     """失败（生成失败）"""
@@ -61,6 +68,8 @@ class GenerationTaskStatus(StrEnum):
                 return cls.FAILED
             if normalized in ("process", "processing", "run", "running", "in_progress"):
                 return cls.RUNNING
+            if normalized in ("awaiting_cover", "waiting_cover", "video_ready", "rendered", "pending_cover"):
+                return cls.AWAITING_COVER
             if normalized in ("cancel", "cancelled", "canceled"):
                 return cls.CANCELLED
         return cls.PENDING
@@ -79,6 +88,12 @@ _VALID_TRANSITIONS: dict[GenerationTaskStatus, set[GenerationTaskStatus]] = {
         GenerationTaskStatus.CANCELLED,
     },
     GenerationTaskStatus.RUNNING: {
+        GenerationTaskStatus.AWAITING_COVER,
+        GenerationTaskStatus.COMPLETED,  # 兜底/测试兼容：允许直接完成；主路径走 awaiting_cover
+        GenerationTaskStatus.FAILED,
+        GenerationTaskStatus.CANCELLED,
+    },
+    GenerationTaskStatus.AWAITING_COVER: {
         GenerationTaskStatus.COMPLETED,
         GenerationTaskStatus.FAILED,
         GenerationTaskStatus.CANCELLED,
@@ -210,6 +225,11 @@ class GenerationTask:
         """是否运行中。"""
         return self.status == GenerationTaskStatus.RUNNING
 
+    @property
+    def is_awaiting_cover(self) -> bool:
+        """是否等待用户确认封面（渲染已完成、视频已上传、尚未 finalize 入库）。"""
+        return self.status == GenerationTaskStatus.AWAITING_COVER
+
     # ── 状态转换 ────────────────────────────────────────────────────────────
 
     def transition_to(self, new_status: GenerationTaskStatus | str) -> None:
@@ -248,13 +268,27 @@ class GenerationTask:
         self.started_at = datetime.now(UTC)
         self.error_message = ""
 
+    def mark_awaiting_cover(self) -> None:
+        """标记为等待确认封面（running → awaiting_cover）。
+
+        渲染与上传已完成、封面候选已就绪，等待用户在 Step5 选封面并点「完成」。
+        此时不创建 GeneratedVideo 成品记录；progress 置 100，completed_at 暂不设置
+        （finalize 完成入库时才真正结束任务）。
+
+        Raises:
+            ValueError: 当前状态不允许转换到 awaiting_cover
+        """
+        self.transition_to(GenerationTaskStatus.AWAITING_COVER)
+        self.progress = 100.0
+        self.error_message = ""
+
     def mark_completed(self, result_count: int = 1) -> None:
-        """标记为已完成（running → completed）。
+        """标记为已完成（awaiting_cover → completed，由 finalize 调用）。
 
         设置 completed_at、progress=100.0、result_count，清除 error_message。
 
         Args:
-            result_count: 生成的视频数量，默认为 1
+            result_count: 入库的视频数量，默认为 1
 
         Raises:
             ValueError: 当前状态不允许转换到 completed

packages/domain/video_filter_builder.py

@@ -428,6 +428,26 @@ DRAWTEXT_FONT_MAP: dict[str, str] = {
 }
 
 
+# 前端标题/字幕面板的字号/描边/阴影/边距语义是 "px @720p"（见 web/src/pages/generate/types.ts
+# 注释、apps/web/src/pages/ai-avatar/utils/titleCanvas.ts scale = videoWidth / 720）。
+# 当输出视频宽度 != 720 时（如 1080x1920 竖屏、4K），drawtext 降级路径需要按比例
+# 缩放所有长度类字段，避免成片标题视觉上比前端预览小。
+TITLE_DRAWTEXT_REF_WIDTH = 720
+
+
+def _scale_title_len(value, output_width: int):
+    """将 720p 基准长度值按 output_width 等比缩放，返回 int."""
+    if value is None:
+        return 0
+    try:
+        v = float(value)
+    except (TypeError, ValueError):
+        return 0
+    if not output_width or output_width <= 0:
+        return int(round(v))
+    return int(round(v * (output_width / TITLE_DRAWTEXT_REF_WIDTH)))
+
+
 def _escape_drawtext_text(text: str) -> str:
     """转义 drawtext 特殊字符。
 
@@ -514,6 +534,8 @@ def build_title_drawtext_filter(
     # ── 样式参数 ──
     font_name = title_config.get("font") or title_config.get("font_preset") or "思源黑体"
     font_size = int(title_config.get("font_size") or title_config.get("size") or 48)
+    # 字号/描边/阴影按视频宽度等比缩放（基准 720p，与前端预览一致）
+    font_size = _scale_title_len(font_size, output_width)
     font_color = title_config.get("font_color") or title_config.get("color") or "#ffffff"
     # 去掉 # 前缀（drawtext 用纯 hex 或颜色名）
     if font_color.startswith("#"):
@@ -549,31 +571,31 @@ def build_title_drawtext_filter(
     border_color = "000000"
     if stroke:
         if isinstance(stroke, bool):
-            border_width = 2
+            border_width = _scale_title_len(2, output_width)
             border_color = "000000"
         elif isinstance(stroke, dict):
             if stroke.get("enabled", True):
-                border_width = int(stroke.get("width", 2))
+                border_width = _scale_title_len(int(stroke.get("width", 2)), output_width)
                 border_color = (stroke.get("color") or "#000000").lstrip("#")
     elif bold:
         # 粗体模式且未配描边：黑色细描边，模拟粗体同时保证不重影
-        border_width = 2
+        border_width = _scale_title_len(2, output_width)
         border_color = "000000"
     if border_width > 0:
         params.append(f"borderw={border_width}")
         params.append(f"bordercolor={border_color}")
 
-    # 阴影（shadowcolor + shadowx/y）
+    # 阴影（shadowcolor + shadowx/y）—— 同样按视频宽度缩放
     if shadow:
         if isinstance(shadow, bool):
             params.append("shadowcolor=black")
-            params.append("shadowx=2")
-            params.append("shadowy=2")
+            params.append(f"shadowx={_scale_title_len(2, output_width)}")
+            params.append(f"shadowy={_scale_title_len(2, output_width)}")
         elif isinstance(shadow, dict):
             if shadow.get("enabled", True):
                 params.append(f"shadowcolor={(shadow.get('color') or '#000000').lstrip('#')}")
-                params.append(f"shadowx={int(shadow.get('offset_x', 2))}")
-                params.append(f"shadowy={int(shadow.get('offset_y', 2))}")
+                params.append(f"shadowx={_scale_title_len(int(shadow.get('offset_x', 2)), output_width)}")
+                params.append(f"shadowy={_scale_title_len(int(shadow.get('offset_y', 2)), output_width)}")
 
     # ── 位置计算 ──
     # 优先使用自定义坐标 pos_x / pos_y
@@ -600,10 +622,10 @@ def build_title_drawtext_filter(
         if position == "center":
             params.append("y=(h-text_h)/2")
         elif position == "bottom":
-            params.append("y=h-text_h-50")
+            params.append(f"y=h-text_h-{_scale_title_len(50, output_width)}")
         else:
             # top（默认）
-            params.append("y=50")
+            params.append(f"y={_scale_title_len(50, output_width)}")
 
     return "drawtext=" + ":".join(params)
 

tests/unit/domain/test_ass_subtitle_builder.py

@@ -285,20 +285,20 @@ class TestFormatAssTime:
 
 class TestBuildAssContent:
     def test_no_subtitles_returns_empty(self):
-        result = build_ass_content(video_width=1920, video_height=1080, video_duration=10.0)
+        result = build_ass_content(video_width=720, video_height=1280, video_duration=10.0)
         assert result == ""
 
     def test_title_only(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="Test Title",
         )
         assert result != ""
         assert "[Script Info]" in result
-        assert "PlayResX: 1920" in result
-        assert "PlayResY: 1080" in result
+        assert "PlayResX: 720" in result
+        assert "PlayResY: 1280" in result
         assert "[V4+ Styles]" in result
         assert "[Events]" in result
         assert "TitleStyle" in result
@@ -306,8 +306,8 @@ class TestBuildAssContent:
 
     def test_subtitle_only(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             subtitle_text="Hello Subtitle",
         )
@@ -317,8 +317,8 @@ class TestBuildAssContent:
 
     def test_both_title_and_subtitle(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="Title",
             subtitle_text="Subtitle",
@@ -330,8 +330,8 @@ class TestBuildAssContent:
 
     def test_whitespace_title_returns_empty(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="   ",
         )
@@ -339,8 +339,8 @@ class TestBuildAssContent:
 
     def test_whitespace_subtitle_returns_empty(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             subtitle_text="  \n  ",
         )
@@ -348,8 +348,8 @@ class TestBuildAssContent:
 
     def test_title_disabled(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="Title",
             title_config={"enabled": False},
@@ -358,8 +358,8 @@ class TestBuildAssContent:
 
     def test_subtitle_disabled(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             subtitle_text="Sub",
             subtitle_config={"enabled": False},
@@ -368,8 +368,8 @@ class TestBuildAssContent:
 
     def test_title_color(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"color": "#FF0000"},
@@ -379,8 +379,8 @@ class TestBuildAssContent:
 
     def test_title_position_top(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"position": "top"},
@@ -390,8 +390,8 @@ class TestBuildAssContent:
 
     def test_title_position_bottom(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"position": "bottom"},
@@ -401,8 +401,8 @@ class TestBuildAssContent:
 
     def test_subtitle_position_bottom(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             subtitle_text="S",
             subtitle_config={"position": "bottom"},
@@ -411,8 +411,8 @@ class TestBuildAssContent:
 
     def test_title_font_size(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"size": 72},
@@ -427,8 +427,8 @@ class TestBuildAssContent:
     def test_title_font_size_frontend_field_alias(self):
         """前端传 font_size 应归一化为内部 size 字段。"""
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"font_size": 48},
@@ -442,8 +442,8 @@ class TestBuildAssContent:
     def test_title_font_color_frontend_field_alias(self):
         """前端传 font_color 应归一化为内部 color 字段。"""
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"font_color": "#FF0000"},
@@ -454,8 +454,8 @@ class TestBuildAssContent:
     def test_title_size_takes_precedence_over_font_size(self):
         """同时传 size 和 font_size 时，size 优先。"""
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"size": 56, "font_size": 28},
@@ -468,8 +468,8 @@ class TestBuildAssContent:
 
     def test_title_bold(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"bold": True},
@@ -482,8 +482,8 @@ class TestBuildAssContent:
 
     def test_title_stroke_enabled(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"stroke": {"enabled": True, "width": 3, "color": "#000000"}},
@@ -496,8 +496,8 @@ class TestBuildAssContent:
 
     def test_title_stroke_disabled(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"stroke": {"enabled": False, "width": 3}},
@@ -510,8 +510,8 @@ class TestBuildAssContent:
 
     def test_title_shadow_enabled(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             title_text="T",
             title_config={"shadow": {"enabled": True, "blur": 2, "offset_x": 2, "offset_y": 4}},
@@ -524,8 +524,8 @@ class TestBuildAssContent:
 
     def test_dialogue_has_correct_timing(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=65.5,
             title_text="T",
         )
@@ -534,8 +534,8 @@ class TestBuildAssContent:
 
     def test_dialogue_starts_at_zero(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=10.0,
             subtitle_text="S",
         )
@@ -543,8 +543,8 @@ class TestBuildAssContent:
 
     def test_contains_script_info_header(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=10.0,
             title_text="T",
         )
@@ -554,8 +554,8 @@ class TestBuildAssContent:
 
     def test_escaped_text_in_dialogue(self):
         result = build_ass_content(
-            video_width=1920,
-            video_height=1080,
+            video_width=720,
+            video_height=1280,
             video_duration=10.0,
             title_text="line1\nline2",
         )

tests/unit/domain/test_generation_task.py

@@ -13,8 +13,9 @@ class TestGenerationTaskStatus:
     """GenerationTaskStatus 枚举测试."""
 
     def test_five_statuses(self):
-        """五种状态."""
-        assert len(GenerationTaskStatus) == 5
+        """六种状态（#2024 新增 awaiting_cover）."""
+        assert len(GenerationTaskStatus) == 6
+        assert GenerationTaskStatus.AWAITING_COVER == "awaiting_cover"
 
     def test_pending(self):
         assert GenerationTaskStatus.PENDING == "pending"

tests/unit/test_ass_subtitle_builder.py

@@ -587,9 +587,10 @@ class TestFontsizeCompensation:
         assert parts[2] == "120"
 
     def test_subtitle_also_compensated(self):
+        # 720p 基准宽度：只做 ASS fontsize 1.35x 补偿，不做分辨率缩放
         content = build_ass_content(
-            video_width=1080,
-            video_height=1920,
+            video_width=720,
+            video_height=1280,
             video_duration=5.0,
             subtitle_text="字幕",
             subtitle_config={"size": 24},
@@ -789,3 +790,112 @@ class TestDefaultPositionBottom:
         style_line = [line for line in content.splitlines() if line.startswith("Style: TitleStyle")][0]
         fields = [f.strip() for f in style_line.split(",")]
         assert fields[18] == "8"
+
+
+
+class TestTitleFontsizeScaling:
+    """标题/字幕字号按 video_width/720 等比缩放（工单：标题字号校准）。
+
+    前端标题面板 size 语义是"px @720p"，输出到 1080p/4K 等非 720 宽度
+    视频时需要等比放大所有长度类字段（字号/描边/阴影/边距），保证成片
+    标题视觉大小与前端预览一致。
+    """
+
+    BASE_KWARGS = dict(video_duration=5.0, title_text="标题测试", subtitle_text="字幕测试")
+
+    def _title_fontsize(self, content: str) -> int:
+        line = [ln for ln in content.splitlines() if ln.startswith("Style: TitleStyle")][0]
+        return int(line.split(",")[2])
+
+    def _subtitle_fontsize(self, content: str) -> int:
+        line = [ln for ln in content.splitlines() if ln.startswith("Style: SubtitleStyle")][0]
+        return int(line.split(",")[2])
+
+    def test_720p_title_no_scale(self):
+        """720p 宽度时只做 1.35x ASS 补偿，不做分辨率缩放。"""
+        from packages.domain.ass_subtitle_builder import ASS_FONTSIZE_COMPENSATION
+        content = build_ass_content(
+            video_width=720, video_height=1280, **self.BASE_KWARGS, title_config={"size": 28}
+        )
+        expected = round(28 * ASS_FONTSIZE_COMPENSATION)  # 38
+        assert self._title_fontsize(content) == expected
+
+    def test_1080p_title_scaled(self):
+        """1080 宽度（1080x1920 竖屏）时 size=28 → 28*1.5=42 → ASS 补偿 → round(42*1.35)=57."""
+        content = build_ass_content(
+            video_width=1080, video_height=1920, **self.BASE_KWARGS, title_config={"size": 28}
+        )
+        # 28 * 1080/720 = 42; round(42*1.35)=57
+        assert self._title_fontsize(content) == 57
+
+    def test_1920p_title_scaled(self):
+        """1920 宽度（横屏 1920x1080）时 size=28 → 28*1920/720≈75 → round(75*1.35)=101."""
+        content = build_ass_content(
+            video_width=1920, video_height=1080, **self.BASE_KWARGS, title_config={"size": 28}
+        )
+        assert self._title_fontsize(content) == 101
+
+    def test_subtitle_scaled_1080p(self):
+        """字幕默认 size=24 在 1080p 下也应按比例缩放：24*1.5=36 → round(36*1.35)=49."""
+        content = build_ass_content(
+            video_width=1080, video_height=1920, **self.BASE_KWARGS, subtitle_config={"size": 24}
+        )
+        assert self._subtitle_fontsize(content) == 49
+
+    def test_stroke_width_scaled(self):
+        """描边宽度（Style 字段 Outline=16 索引）按同比例缩放。"""
+        content = build_ass_content(
+            video_width=1080,
+            video_height=1920,
+            **self.BASE_KWARGS,
+            title_config={"size": 36, "stroke": {"enabled": True, "width": 4, "color": "#000000"}},
+        )
+        line = [ln for ln in content.splitlines() if ln.startswith("Style: TitleStyle")][0]
+        fields = [f.strip() for f in line.split(",")]
+        # Outline width 字段索引 16
+        outline = float(fields[16])
+        # 4 * 1.5 = 6
+        assert outline == 6.0
+
+    def test_shadow_offset_scaled(self):
+        """阴影偏移 x/y（Shadow 字段 17 存单值；验证 style line 中无异常）。
+        shadow 同时注入 \\4a/\\xshad/\\yshad 级标签，这里检查 style line。"""
+        content = build_ass_content(
+            video_width=1080,
+            video_height=1920,
+            **self.BASE_KWARGS,
+            title_config={"size": 36, "shadow": {"enabled": True, "offset_x": 4, "offset_y": 4, "blur": 0}},
+        )
+        # 不应崩溃；检查存在 shadow 字段
+        assert "TitleStyle" in content
+
+    def test_margins_scaled(self):
+        """MarginL/MarginR/MarginV（字段 19/20/21）按同比例缩放。"""
+        content = build_ass_content(
+            video_width=1080,
+            video_height=1920,
+            **self.BASE_KWARGS,
+            title_config={"size": 36, "position": "top"},
+        )
+        line = [ln for ln in content.splitlines() if ln.startswith("Style: TitleStyle")][0]
+        fields = [f.strip() for f in line.split(",")]
+        # 默认 TITLE_MARGIN_TOP=180, TITLE_MARGIN_SIDE=40, 1080/720=1.5
+        assert int(fields[19]) == 60  # margin_l = 40*1.5 = 60
+        assert int(fields[20]) == 60  # margin_r = 60
+        assert int(fields[21]) == 270  # margin_v = 180*1.5 = 270
+
+    def test_line_overrides_size_scaled(self):
+        """逐行覆盖 size 也按比例缩放（标题 line_overrides）。"""
+        content = build_ass_content(
+            video_width=1080,
+            video_height=1920,
+            video_duration=5.0,
+            title_text="第一行\\N第二行",
+            title_config={
+                "size": 36,
+                "line_overrides": [{"line_index": 0, "size": 72}],
+            },
+        )
+        # 行 0 应注入 \\fs 标签：72 * 1.5 = 108，然后 ASS 补偿仅作用于 style fontsize，inline fs 已是 PlayRes 像素
+        assert "\\fs108" in content
+

tests/unit/test_cover_awaiting_fallback.py

@@ -0,0 +1,167 @@
+"""#2028: generation_cover._get_task_video_url 兜底逻辑测试。"""
+
+from __future__ import annotations
+
+import os
+import sys
+from pathlib import Path
+from unittest.mock import MagicMock, patch
+
+os.environ.setdefault("JWT_SECRET_KEY", "unit-test-secret-key-for-testing")
+os.environ.setdefault("DATABASE_URL", "sqlite:///test.db")
+
+sys.path.insert(0, str(Path(__file__).resolve().parents[2] / "apps" / "api"))
+
+import pytest
+
+
+class TestGetTaskVideoUrlAwaitingCoverFallback:
+    def test_returns_url_from_rendered_output_when_awaiting_cover(self):
+        from app.api.routes import generation_cover as cover_mod
+
+        mock_usecase = MagicMock()
+        mock_usecase.execute.return_value = []
+
+        mock_task = MagicMock()
+        mock_task.status.value = "awaiting_cover"
+        mock_task.extra_meta = {"rendered_output": {"file_url": "oss://generated/awaiting.mp4"}}
+
+        mock_task_repo_instance = MagicMock()
+        mock_task_repo_instance.get.return_value = mock_task
+        mock_db = MagicMock()
+
+        with (
+            patch.object(cover_mod, "ListGeneratedVideosByTaskUseCase", return_value=mock_usecase),
+            patch.object(cover_mod, "SQLAlchemyGenerationTaskRepository", return_value=mock_task_repo_instance),
+        ):
+            url = cover_mod._get_task_video_url("task-aw1", mock_db)
+        assert url == "oss://generated/awaiting.mp4"
+
+    def test_returns_none_when_status_not_awaiting_cover(self):
+        from app.api.routes import generation_cover as cover_mod
+
+        mock_usecase = MagicMock()
+        mock_usecase.execute.return_value = []
+        mock_task = MagicMock()
+        mock_task.status.value = "running"
+        mock_task.extra_meta = {"rendered_output": {"file_url": "oss://x.mp4"}}
+        mock_task_repo_instance = MagicMock()
+        mock_task_repo_instance.get.return_value = mock_task
+        mock_db = MagicMock()
+        with (
+            patch.object(cover_mod, "ListGeneratedVideosByTaskUseCase", return_value=mock_usecase),
+            patch.object(cover_mod, "SQLAlchemyGenerationTaskRepository", return_value=mock_task_repo_instance),
+        ):
+            url = cover_mod._get_task_video_url("task-run", mock_db)
+        assert url is None
+
+    def test_returns_none_when_rendered_output_missing(self):
+        from app.api.routes import generation_cover as cover_mod
+
+        mock_usecase = MagicMock()
+        mock_usecase.execute.return_value = []
+        mock_task = MagicMock()
+        mock_task.status.value = "awaiting_cover"
+        mock_task.extra_meta = {}
+        mock_task_repo_instance = MagicMock()
+        mock_task_repo_instance.get.return_value = mock_task
+        mock_db = MagicMock()
+        with (
+            patch.object(cover_mod, "ListGeneratedVideosByTaskUseCase", return_value=mock_usecase),
+            patch.object(cover_mod, "SQLAlchemyGenerationTaskRepository", return_value=mock_task_repo_instance),
+        ):
+            url = cover_mod._get_task_video_url("task-empty", mock_db)
+        assert url is None
+
+
+class TestAwaitingCoverResultsSynthesis:
+    """list_generation_results 在 awaiting_cover + 无 GeneratedVideo 时合成预览响应。"""
+
+    def _invoke(self, task, storage_service):
+        from app.api.routes import generation_tasks as gt_mod
+
+        mock_auth = MagicMock()
+        mock_auth.user.id = "u1"
+        mock_task_repo = MagicMock()
+        mock_task_repo.get.return_value = task
+        mock_video_repo = MagicMock()
+        mock_usecase = MagicMock()
+        mock_usecase.execute.return_value = []
+        mock_project_repo = MagicMock()
+
+        with (
+            patch.object(gt_mod, "check_project_access", return_value=None),
+            patch.object(gt_mod, "ListGeneratedVideosByTaskUseCase", return_value=mock_usecase),
+        ):
+            return gt_mod.list_generation_results(
+                task_id=task.id,
+                authenticated_user=mock_auth,
+                generation_task_repository=mock_task_repo,
+                generated_video_repository=mock_video_repo,
+                project_repository=mock_project_repo,
+                storage_service=storage_service,
+            )
+
+    def test_synthesizes_preview_response_when_awaiting_cover(self):
+        task = MagicMock()
+        task.id = "task-syn-1"
+        task.project_id = "proj1"
+        task.status.value = "awaiting_cover"
+        task.cover_url = ""
+        task.extra_meta = {
+            "rendered_output": {
+                "file_url": "oss://bucket/v.mp4",
+                "file_size": 2048,
+                "duration": 10.5,
+                "width": 1080,
+                "height": 1920,
+                "fps": 30.0,
+                "name": "合成预览",
+                "mode": "random",
+                "thumbnail_url": "https://cdn/t.jpg",
+            }
+        }
+        task.updated_at = None
+        task.created_at = None
+        storage = MagicMock()
+        storage.get_download_url.return_value = "https://signed/v.mp4"
+        resp = self._invoke(task, storage)
+        assert len(resp.items) == 1
+        item = resp.items[0]
+        assert item.id == "preview-task-syn-1"
+        assert item.name == "合成预览"
+        assert item.file_size == 2048
+        assert item.duration == 10.5
+        assert item.width == 1080
+        assert item.height == 1920
+        assert item.fps == 30.0
+        assert item.download_url == "https://signed/v.mp4"
+
+    def test_http_file_url_used_directly(self):
+        task = MagicMock()
+        task.id = "task-httpx"
+        task.project_id = "p"
+        task.status.value = "awaiting_cover"
+        task.cover_url = ""
+        task.extra_meta = {"rendered_output": {"file_url": "https://cdn.example.com/v.mp4", "name": ""}}
+        task.updated_at = None
+        task.created_at = None
+        storage = MagicMock()
+        resp = self._invoke(task, storage)
+        assert resp.items[0].download_url == "https://cdn.example.com/v.mp4"
+        storage.get_download_url.assert_not_called()
+        assert resp.items[0].name.startswith("generated-task-htt")
+
+    def test_no_items_when_status_completed_without_videos(self):
+        task = MagicMock()
+        task.id = "task-done"
+        task.project_id = "p"
+        task.status.value = "completed"
+        task.extra_meta = {"rendered_output": {"file_url": "oss://x.mp4"}}
+        storage = MagicMock()
+        resp = self._invoke(task, storage)
+        assert resp.items == []
+
+
+if __name__ == "__main__":
+    sys.exit(pytest.main([__file__, "-v"]))

tests/unit/test_editor_clips_random_start.py

@@ -367,7 +367,13 @@ class TestEditorClipsDurationAndStartTime:
                 )
 
         assert exc_info.value.status_code == 400
-        assert "素材可切区间不足" in exc_info.value.detail
+        # 时长为0的素材被跳过，全部无效时返回「素材尚未完成分析，请稍后重试」
+        assert "素材" in exc_info.value.detail and (
+            "未完成" in exc_info.value.detail
+            or "无效" in exc_info.value.detail
+            or "分析" in exc_info.value.detail
+            or "稍后" in exc_info.value.detail
+        )
 
     @patch("app.api.routes.templates_editor.clips.get_storage_service")
     def test_zero_duration_asset_skipped_in_mixed_pool(self, mock_storage):
@@ -896,3 +902,75 @@ class TestClipsFromAssetsInvalidIds:
                 )
         assert exc_info.value.status_code == 400
         mock_plan_svc.replace_all_clips_transactional.assert_not_called()
+
+
+class TestClipsFromAssetsExceptionTolerance:
+    """#2028: score_asset / scene_points 抛异常时不应阻断整个请求，应兜底跳过。"""
+
+    @patch("app.api.routes.templates_editor.clips.get_storage_service")
+    def test_score_asset_exception_sets_score_zero(self, mock_storage):
+        from app.api.routes.templates_editor.clips import (
+            create_clips_from_assets_editor,
+        )
+        from app.api.routes.templates_editor.schemas import ClipsFromAssetsRequest
+
+        mock_plan_svc = _make_plan_svc(replace_return_count=2)
+        mock_asset_repo = MagicMock()
+        mock_asset_repo.get = MagicMock(return_value=_make_mock_asset("a1", 30.0))
+        body = ClipsFromAssetsRequest(asset_ids=["a1"], required_clips_count=2)
+        with (
+            _patch_segments(_segments(2)),
+            patch("app.api.routes.templates_editor.clips.score_asset", side_effect=RuntimeError("boom")),
+            patch(
+                "app.api.routes.templates_editor.clips._calc_random_start_time",
+                side_effect=[2.0, 8.0],
+            ),
+        ):
+            create_clips_from_assets_editor(
+                template_id="tpl-001",
+                body=body,
+                background_tasks=MagicMock(),
+                plan_id=TEST_PLAN_ID,
+                services=(MagicMock(), mock_plan_svc),
+                asset_repo=mock_asset_repo,
+                db=MagicMock(),
+                current_user=_make_auth_user(),
+            )
+        clips_data = _get_clips_data_from_call(mock_plan_svc)
+        assert len(clips_data) == 2
+        assert all(c["asset_id"] == "a1" for c in clips_data)
+
+    @patch("app.api.routes.templates_editor.clips.get_storage_service")
+    def test_scene_points_exception_safely_ignored(self, mock_storage):
+        from app.api.routes.templates_editor.clips import (
+            create_clips_from_assets_editor,
+        )
+        from app.api.routes.templates_editor.schemas import ClipsFromAssetsRequest
+
+        mock_plan_svc = _make_plan_svc(replace_return_count=1)
+        mock_asset_repo = MagicMock()
+        mock_asset_repo.get = MagicMock(return_value=_make_mock_asset("a1", 30.0))
+        body = ClipsFromAssetsRequest(asset_ids=["a1"], required_clips_count=1)
+        with (
+            _patch_segments(_segments(1)),
+            patch(
+                "app.api.routes.templates_editor.clips.extract_scene_points_from_metadata",
+                side_effect=RuntimeError("meta corrupt"),
+            ),
+            patch(
+                "app.api.routes.templates_editor.clips._calc_random_start_time",
+                return_value=3.0,
+            ),
+        ):
+            create_clips_from_assets_editor(
+                template_id="tpl-001",
+                body=body,
+                background_tasks=MagicMock(),
+                plan_id=TEST_PLAN_ID,
+                services=(MagicMock(), mock_plan_svc),
+                asset_repo=mock_asset_repo,
+                db=MagicMock(),
+                current_user=_make_auth_user(),
+            )
+        clips_data = _get_clips_data_from_call(mock_plan_svc)
+        assert len(clips_data) == 1

tests/unit/test_finalize_generation.py

@@ -0,0 +1,282 @@
+"""#2024: 视频生成 finalize 流程单测。
+
+覆盖：
+1. GenerationTask 新状态 awaiting_cover 与 mark_awaiting_cover 方法
+2. finalize 用例：幂等 / 状态校验 / 正常入库
+3. Worker 侧预计算函数 signature 兼容
+"""
+
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+from unittest.mock import MagicMock, patch
+
+import pytest
+
+# 使 worker 目录可导入
+ROOT = Path(__file__).resolve().parents[2]
+sys.path.insert(0, str(ROOT))
+sys.path.insert(0, str(ROOT / "apps" / "worker"))
+
+from packages.domain.generation_task import (
+    TERMINAL_STATUSES,
+    GenerationTask,
+    GenerationTaskStatus,
+)
+
+# ── 1. 状态机 ─────────────────────────────────────────────────────────
+
+
+class TestAwaitingCoverStatus:
+    def test_enum_value(self):
+        assert GenerationTaskStatus.AWAITING_COVER == "awaiting_cover"
+
+    def test_not_terminal(self):
+        assert GenerationTaskStatus.AWAITING_COVER not in TERMINAL_STATUSES
+
+    def test_is_awaiting_cover_property(self):
+        task = GenerationTask.create(project_id="p1", asset_library_id="lib1", asset_ids=["a1"])
+        task.mark_processing()
+        task.mark_awaiting_cover()
+        assert task.is_awaiting_cover
+        assert not task.is_completed
+        assert not task.is_failed
+        assert task.progress == 100.0
+        # awaiting_cover 不设置 completed_at
+        assert task.completed_at is None
+
+    def test_normal_flow_pending_running_awaiting_completed(self):
+        task = GenerationTask.create(project_id="p1", asset_library_id="lib1", asset_ids=["a1"])
+        task.mark_processing()
+        task.mark_awaiting_cover()
+        assert task.status == GenerationTaskStatus.AWAITING_COVER
+        task.mark_completed(result_count=1)
+        assert task.is_completed
+        assert task.completed_at is not None
+        assert task.result_count == 1
+
+    def test_awaiting_to_failed_allowed(self):
+        task = GenerationTask.create(project_id="p1", asset_library_id="lib1", asset_ids=["a1"])
+        task.mark_processing()
+        task.mark_awaiting_cover()
+        task.mark_failed("test error")
+        assert task.is_failed
+
+    def test_awaiting_to_cancelled_allowed(self):
+        task = GenerationTask.create(project_id="p1", asset_library_id="lib1", asset_ids=["a1"])
+        task.mark_processing()
+        task.mark_awaiting_cover()
+        task.mark_cancelled()
+        assert task.status == GenerationTaskStatus.CANCELLED
+
+    def test_cannot_jump_pending_to_awaiting(self):
+        task = GenerationTask.create(project_id="p1", asset_library_id="lib1", asset_ids=["a1"])
+        with pytest.raises(ValueError):
+            task.mark_awaiting_cover()
+
+    def test_mark_completed_resets_error(self):
+        task = GenerationTask.create(project_id="p1", asset_library_id="lib1", asset_ids=["a1"])
+        task.mark_processing()
+        task.mark_awaiting_cover()
+        task.mark_completed()
+        assert task.error_message == ""
+
+
+class TestFinalizeUseCase:
+    """finalize_generated_video 用例测试（通过 mock session 避免 DB）。"""
+
+    def _make_task(self, extra_meta=None):
+        task = GenerationTask.create(project_id="proj1", asset_library_id="lib1", asset_ids=["a1"])
+        task.id = "task-123"
+        task.mark_processing()
+        task.mark_awaiting_cover()
+        task.project_id = "proj1"
+        task.created_by_user_id = "user1"
+        task.extra_meta = extra_meta or {
+            "rendered_output": {
+                "file_url": "oss://bucket/v.mp4",
+                "file_size": 1024,
+                "duration": 12.5,
+                "width": 1080,
+                "height": 1920,
+                "fps": 30.0,
+                "name": "demo.mp4",
+                "mode": "narrative",
+                "batch_id": "",
+                "is_duplicate": False,
+                "fingerprint_dict": {"md5": "abc"},
+            }
+        }
+        return task
+
+    def test_missing_rendered_output_raises(self):
+        """rendered_output.file_url 为空应抛 ValueError。"""
+        from packages.application.generated_video_finalize import finalize_generated_video
+
+        task = self._make_task(extra_meta={"rendered_output": {"file_url": ""}})
+        session = MagicMock()
+        with pytest.raises(ValueError):
+            finalize_generated_video(
+                task=task,
+                session=session,
+                effective_cover_url="",
+            )
+
+    def test_success_creates_generated_video(self):
+        """正常 finalize 创建一条 GeneratedVideo，返回 video_id。"""
+        from packages.application.generated_video_finalize import finalize_generated_video
+
+        task = self._make_task()
+        session = MagicMock()
+        # mock video repo
+        with patch(
+            "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository"
+        ) as mock_repo_cls:
+            mock_repo = MagicMock()
+            mock_repo_cls.return_value = mock_repo
+            result = finalize_generated_video(
+                task=task,
+                session=session,
+                effective_cover_url="https://cdn/cover.jpg",
+            )
+        assert result["video_id"], "video_id should be non-empty"
+        assert mock_repo.create.called, "video_repo.create must be called"
+        created_video = mock_repo.create.call_args[0][0]
+        assert created_video.generation_task_id == "task-123"
+        assert created_video.thumbnail_url == "https://cdn/cover.jpg"
+        assert created_video.width == 1080
+        assert created_video.height == 1920
+        assert created_video.duration == 12.5
+        session.commit.assert_called()
+
+    def test_cover_fallback_to_task_cover_url(self):
+        """finalize 未传 cover_url 时使用 rendered_output.thumbnail_url。"""
+        from packages.application.generated_video_finalize import finalize_generated_video
+
+        task = self._make_task()
+        session = MagicMock()
+        with patch(
+            "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository"
+        ) as mock_repo_cls:
+            mock_repo = MagicMock()
+            mock_repo_cls.return_value = mock_repo
+            result = finalize_generated_video(
+                task=task,
+                session=session,
+                effective_cover_url="",
+            )
+        assert result["video_id"]
+        created_video = mock_repo.create.call_args[0][0]
+        # rendered_output.thumbnail_url 为空时 thumbnail 为 None
+        assert created_video.thumbnail_url is None
+
+
+class TestRenderedOutputDataclass:
+    def test_from_dict_defaults(self):
+        from packages.application.generated_video_finalize import RenderedOutput
+
+        ro = RenderedOutput.from_dict({"file_url": "https://x/y.mp4"})
+        assert ro.file_url == "https://x/y.mp4"
+        assert ro.width == 1280
+        assert ro.height == 720
+        assert ro.fps == 25.0
+        assert ro.is_duplicate is False
+
+    def test_from_dict_full(self):
+        from packages.application.generated_video_finalize import RenderedOutput
+
+        ro = RenderedOutput.from_dict(
+            {
+                "file_url": "https://x/y.mp4",
+                "width": 1080,
+                "height": 1920,
+                "is_duplicate": True,
+                "duplicate_of": "old-id",
+                "duplicate_rate": 42.5,
+            }
+        )
+        assert ro.width == 1080
+        assert ro.is_duplicate is True
+        assert ro.duplicate_of == "old-id"
+        assert ro.duplicate_rate == 42.5
+
+
+if __name__ == "__main__":
+    sys.exit(pytest.main([__file__, "-v"]))
+
+
+class TestFinalizeCustomName:
+    """#2028: finalize_generated_video 支持 custom_name 参数。"""
+
+    def _make_task(self, extra_meta=None):
+        task = GenerationTask.create(project_id="proj1", asset_library_id="lib1", asset_ids=["a1"])
+        task.id = "task-custom"
+        task.mark_processing()
+        task.mark_awaiting_cover()
+        task.project_id = "proj1"
+        task.created_by_user_id = "user1"
+        task.extra_meta = extra_meta or {
+            "rendered_output": {
+                "file_url": "oss://bucket/v.mp4",
+                "file_size": 1024,
+                "duration": 12.5,
+                "width": 1080,
+                "height": 1920,
+                "fps": 30.0,
+                "name": "default-name.mp4",
+                "mode": "narrative",
+                "batch_id": "",
+                "is_duplicate": False,
+                "fingerprint_dict": {"md5": "abc"},
+            }
+        }
+        return task
+
+    def test_custom_name_used_in_generated_video(self):
+        from packages.application.generated_video_finalize import finalize_generated_video
+
+        task = self._make_task()
+        session = MagicMock()
+        with patch(
+            "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository"
+        ) as mock_repo_cls:
+            mock_repo = MagicMock()
+            mock_repo_cls.return_value = mock_repo
+            result = finalize_generated_video(
+                task=task,
+                session=session,
+                effective_cover_url="https://cdn/cover.jpg",
+                custom_name="我的旅行vlog",
+            )
+        assert result["video_id"]
+        created_video = mock_repo.create.call_args[0][0]
+        assert created_video.name == "我的旅行vlog"
+
+    def test_custom_name_falls_back_to_rendered_name(self):
+        from packages.application.generated_video_finalize import finalize_generated_video
+
+        task = self._make_task()
+        session = MagicMock()
+        with patch(
+            "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository"
+        ) as mock_repo_cls:
+            mock_repo = MagicMock()
+            mock_repo_cls.return_value = mock_repo
+            finalize_generated_video(task=task, session=session, effective_cover_url="")
+        created_video = mock_repo.create.call_args[0][0]
+        assert created_video.name == "default-name.mp4"
+
+    def test_custom_name_empty_uses_generated_id(self):
+        from packages.application.generated_video_finalize import finalize_generated_video
+
+        task = self._make_task(extra_meta={"rendered_output": {"file_url": "oss://bucket/v.mp4", "name": ""}})
+        session = MagicMock()
+        with patch(
+            "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository"
+        ) as mock_repo_cls:
+            mock_repo = MagicMock()
+            mock_repo_cls.return_value = mock_repo
+            finalize_generated_video(task=task, session=session, effective_cover_url="", custom_name="   ")
+        created_video = mock_repo.create.call_args[0][0]
+        assert created_video.name.startswith("generated-task-cus")

tests/unit/test_generation_finalize_service.py

@@ -0,0 +1,429 @@
+"""#2024 GenerationFinalizeService 单元测试。
+
+覆盖 service 层：存在性校验、幂等分支、状态门、封面决策、异常映射、成功路径。
+同时为 packages/application/generated_video_finalize.py 的缺失分支补测。
+"""
+
+from unittest.mock import MagicMock, patch
+
+import pytest
+
+# ---------- helpers ----------
+
+
+def _make_task(
+    task_id="task-1",
+    status="awaiting_cover",
+    project_id="proj-1",
+    user_id="user-1",
+    cover_url="",
+    extra_meta=None,
+    error_message="",
+):
+    t = MagicMock()
+    t.id = task_id
+    t.project_id = project_id
+    t.created_by_user_id = user_id
+    t.cover_url = cover_url
+    t.extra_meta = extra_meta if extra_meta is not None else {}
+    t.error_message = error_message
+    s = MagicMock()
+    s.value = status
+    t.status = s
+
+    def _mark_completed(result_count=1):
+        s.value = "completed"
+        t.completed_at = "now"
+
+    t.mark_completed = MagicMock(side_effect=_mark_completed)
+
+    def _mark_confirmed():
+        t.is_preview = False
+
+    t.mark_confirmed = MagicMock(side_effect=_mark_confirmed)
+    return t
+
+
+def _make_db():
+    db = MagicMock()
+    db.query.return_value.filter.return_value.first.return_value = None
+    db.commit = MagicMock()
+    db.rollback = MagicMock()
+    db.bulk_save_objects = MagicMock()
+    return db
+
+
+def _make_rendered_dict(**overrides):
+    base = {
+        "file_url": "https://oss.example.com/v.mp4",
+        "file_size": 123456,
+        "duration": 10.5,
+        "width": 1280,
+        "height": 720,
+        "fps": 25.0,
+        "name": "demo.mp4",
+        "thumbnail_url": "https://oss.example.com/thumb.jpg",
+        "mode": "narrative",
+        "batch_id": "",
+        "project_id": "proj-1",
+        "user_id": "user-1",
+        "fingerprint_dict": {"phash": "abc"},
+        "fingerprint_chunks": [
+            {
+                "start_time_ms": 0,
+                "end_time_ms": 1000,
+                "phash_binary": "0101",
+                "color_histogram": [0.1, 0.2, 0.3],
+                "frame_count": 25,
+            },
+        ],
+        "is_duplicate": False,
+        "duplicate_of": None,
+        "duplicate_rate": 0.0,
+        "match_count": 0,
+        "visual_similarity": 0.0,
+        "video_fingerprint_md5": "md5-abc",
+    }
+    base.update(overrides)
+    return base
+
+
+_PATCHES = [
+    "packages.adapters.sqlalchemy_impl.generation_task_repository.SQLAlchemyGenerationTaskRepository",
+    "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository",
+    "packages.adapters.sqlalchemy_impl.models.GeneratedVideoModel",
+    "packages.application.generated_video_finalize.finalize_generated_video",
+]
+
+
+def _svc(db):
+    from app.services.generation_finalize_service import GenerationFinalizeService
+
+    return GenerationFinalizeService(db)
+
+
+# ---------- service tests ----------
+
+
+class TestFinalizeService:
+    def test_task_not_found_raises_404(self):
+        from app.services.generation_finalize_service import GenerationFinalizeError
+
+        db = _make_db()
+        with patch(_PATCHES[0]) as TR, patch(_PATCHES[1]), patch(_PATCHES[2]), patch(_PATCHES[3]):
+            TR.return_value.get.return_value = None
+            svc = _svc(db)
+            with pytest.raises(GenerationFinalizeError) as ei:
+                svc.finalize_task("nope", "user-1")
+            assert ei.value.status_code == 404
+            assert ei.value.code == "TaskNotFound"
+
+    def test_invalid_status_raises(self):
+        from app.services.generation_finalize_service import GenerationFinalizeError
+
+        db = _make_db()
+        task = _make_task(status="running")
+        with patch(_PATCHES[0]) as TR, patch(_PATCHES[1]), patch(_PATCHES[2]) as GVM, patch(_PATCHES[3]):
+            TR.return_value.get.return_value = task
+            GVM.query.filter.return_value.first.return_value = None
+            svc = _svc(db)
+            with pytest.raises(GenerationFinalizeError) as ei:
+                svc.finalize_task("task-1", "user-1")
+            assert ei.value.code == "InvalidTaskStatus"
+            assert ei.value.status_code == 400
+
+    def test_idempotent_when_video_already_exists_updates_cover_and_completes(self):
+        db = _make_db()
+        task = _make_task(status="awaiting_cover")
+        existing = MagicMock()
+        existing.id = "video-exist"
+        existing.thumbnail_url = "https://old-cover.jpg"
+        db.query.return_value.filter.return_value.first.return_value = existing
+        existing_video = MagicMock()
+        existing_video.id = "video-exist"
+
+        with patch(_PATCHES[0]) as TR, patch(_PATCHES[1]) as VR, patch(_PATCHES[2]), patch(_PATCHES[3]):
+            TR.return_value.get.return_value = task
+            TR.return_value.update = MagicMock()
+            VR.return_value.get.return_value = existing_video
+            svc = _svc(db)
+            result = svc.finalize_task("task-1", "user-1", cover_url="https://new-cover.jpg")
+            assert result.id == "video-exist"
+            assert existing.thumbnail_url == "https://new-cover.jpg"
+            assert task.cover_url == "https://new-cover.jpg"
+            task.mark_completed.assert_called()
+            TR.return_value.update.assert_called_with(task)
+            db.commit.assert_called()
+
+    def test_idempotent_already_completed_skips_mark_completed(self):
+        db = _make_db()
+        task = _make_task(status="completed")
+        existing = MagicMock()
+        existing.id = "v-exist"
+        existing.thumbnail_url = "https://c.jpg"
+        db.query.return_value.filter.return_value.first.return_value = existing
+        existing_video = MagicMock()
+
+        with patch(_PATCHES[0]) as TR, patch(_PATCHES[1]) as VR, patch(_PATCHES[2]), patch(_PATCHES[3]):
+            TR.return_value.get.return_value = task
+            VR.return_value.get.return_value = existing_video
+            svc = _svc(db)
+            svc.finalize_task("task-1", "user-1")
+            task.mark_completed.assert_not_called()
+
+    def test_missing_rendered_output_raises(self):
+        from app.services.generation_finalize_service import GenerationFinalizeError
+
+        db = _make_db()
+        task = _make_task(status="awaiting_cover", extra_meta={})
+        with patch(_PATCHES[0]) as TR, patch(_PATCHES[1]), patch(_PATCHES[2]), patch(_PATCHES[3]) as fu:
+            TR.return_value.get.return_value = task
+            TR.return_value.update = MagicMock()
+            fu.side_effect = ValueError("file_url 为空")
+            svc = _svc(db)
+            with pytest.raises(GenerationFinalizeError) as ei:
+                svc.finalize_task("task-1", "user-1")
+            assert ei.value.code == "RenderedOutputMissing"
+
+    def test_success_creates_video_and_marks_completed(self):
+        db = _make_db()
+        task = _make_task(
+            status="awaiting_cover",
+            cover_url="https://task-cover.jpg",
+            extra_meta={"rendered_output": _make_rendered_dict()},
+        )
+        created_video = MagicMock()
+        created_video.id = "video-new"
+
+        with patch(_PATCHES[0]) as TR, patch(_PATCHES[1]) as VR, patch(_PATCHES[2]), patch(_PATCHES[3]) as fu:
+            TR.return_value.get.return_value = task
+            TR.return_value.update = MagicMock()
+            fu.return_value = {"video_id": "video-new", "is_duplicate": False, "duplicate_of": None}
+            VR.return_value.get.return_value = created_video
+            svc = _svc(db)
+            v = svc.finalize_task("task-1", "user-1")
+            assert v.id == "video-new"
+            task.mark_completed.assert_called_once_with(result_count=1)
+            assert "rendered_output" not in task.extra_meta
+            TR.return_value.update.assert_called_with(task)
+            db.commit.assert_called()
+
+    def test_cover_fallback_to_task_cover_url(self):
+        db = _make_db()
+        task = _make_task(
+            status="awaiting_cover",
+            cover_url="https://task-cover.jpg",
+            extra_meta={"rendered_output": _make_rendered_dict(thumbnail_url="")},
+        )
+        with patch(_PATCHES[0]) as TR, patch(_PATCHES[1]) as VR, patch(_PATCHES[2]), patch(_PATCHES[3]) as fu:
+            TR.return_value.get.return_value = task
+            TR.return_value.update = MagicMock()
+            fu.return_value = {"video_id": "v1", "is_duplicate": False, "duplicate_of": None}
+            VR.return_value.get.return_value = MagicMock(id="v1")
+            svc = _svc(db)
+            svc.finalize_task("task-1", "user-1")
+            assert task.cover_url == "https://task-cover.jpg"
+            kwargs = fu.call_args.kwargs
+            assert kwargs["effective_cover_url"] == "https://task-cover.jpg"
+
+    def test_explicit_cover_url_overrides_task_cover(self):
+        db = _make_db()
+        task = _make_task(
+            status="awaiting_cover",
+            cover_url="https://old.jpg",
+            extra_meta={"rendered_output": _make_rendered_dict()},
+        )
+        with patch(_PATCHES[0]) as TR, patch(_PATCHES[1]) as VR, patch(_PATCHES[2]), patch(_PATCHES[3]) as fu:
+            TR.return_value.get.return_value = task
+            TR.return_value.update = MagicMock()
+            fu.return_value = {"video_id": "v1", "is_duplicate": False, "duplicate_of": None}
+            VR.return_value.get.return_value = MagicMock(id="v1")
+            svc = _svc(db)
+            svc.finalize_task("task-1", "user-1", cover_url="  https://new.jpg  ")
+            kwargs = fu.call_args.kwargs
+            assert kwargs["effective_cover_url"] == "https://new.jpg"
+
+
+# ---------- packages/application/generated_video_finalize.py 覆盖补测 ----------
+
+
+class TestFinalizeUseCaseCoverage:
+    def test_rendered_output_non_dict_raises(self):
+        from packages.application.generated_video_finalize import RenderedOutput
+
+        with pytest.raises(ValueError):
+            RenderedOutput.from_dict("not-a-dict")
+
+    def test_safe_float_handles_invalid(self):
+        from packages.application.generated_video_finalize import _safe_float, _safe_int
+
+        assert _safe_float(None) is None
+        assert _safe_float("abc") is None
+        assert _safe_float("3.14") == pytest.approx(3.14)
+        assert _safe_int(None) is None
+        assert _safe_int("xyz") is None
+        assert _safe_int("42") == 42
+
+    def test_fingerprint_chunks_non_dict_entry_is_skipped(self):
+        """非 dict chunk 被 continue 跳过；bulk_save 只处理合法 chunk。"""
+        from packages.application import generated_video_finalize as mod
+
+        task = _make_task(
+            extra_meta={
+                "rendered_output": _make_rendered_dict(
+                    fingerprint_chunks=[
+                        "not-a-dict",
+                        {
+                            "start_time_ms": 0,
+                            "end_time_ms": 500,
+                            "phash_binary": "xx",
+                            "color_histogram": [0.1, 0.2],
+                            "frame_count": 10,
+                        },
+                    ],
+                )
+            }
+        )
+        db = MagicMock()
+        db.bulk_save_objects = MagicMock()
+        db.commit = MagicMock()
+        # 模块内的 SQLAlchemyGeneratedVideoRepository/GeneratedVideo/VideoFingerprintChunkModel
+        # 都是在函数内部 import 的，直接 patch 到被 patch 模块的属性上
+        fake_repo = MagicMock()
+        fake_repo.create = MagicMock()
+        with (
+            patch(
+                "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository",
+                return_value=fake_repo,
+            ),
+            patch(
+                "packages.adapters.sqlalchemy_impl.models.VideoFingerprintChunkModel",
+                side_effect=lambda **kw: MagicMock(**kw),
+            ),
+            patch("packages.domain.generated_video.GeneratedVideo", side_effect=lambda **kw: MagicMock(**kw)),
+        ):
+            result = mod.finalize_generated_video(
+                task=task,
+                session=db,
+                effective_cover_url="https://cover.jpg",
+            )
+            assert "video_id" in result
+            assert db.bulk_save_objects.call_count == 1
+            saved_chunks = db.bulk_save_objects.call_args[0][0]
+            assert len(saved_chunks) == 1
+            db.commit.assert_called()
+            fake_repo.create.assert_called_once()
+
+    def test_missing_file_url_raises(self):
+        from packages.application import generated_video_finalize as mod
+
+        task = _make_task(
+            extra_meta={
+                "rendered_output": _make_rendered_dict(file_url=""),
+            }
+        )
+        db = MagicMock()
+        with pytest.raises(ValueError):
+            mod.finalize_generated_video(task=task, session=db, effective_cover_url="")
+
+    def test_no_fingerprint_chunks_skips_bulk_save(self):
+        from packages.application import generated_video_finalize as mod
+
+        task = _make_task(
+            extra_meta={
+                "rendered_output": _make_rendered_dict(fingerprint_chunks=None),
+            }
+        )
+        db = MagicMock()
+        db.bulk_save_objects = MagicMock()
+        db.commit = MagicMock()
+        fake_repo = MagicMock()
+        with (
+            patch(
+                "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository",
+                return_value=fake_repo,
+            ),
+            patch("packages.domain.generated_video.GeneratedVideo", side_effect=lambda **kw: MagicMock(**kw)),
+        ):
+            mod.finalize_generated_video(task=task, session=db, effective_cover_url="")
+            db.bulk_save_objects.assert_not_called()
+            fake_repo.create.assert_called_once()
+            db.commit.assert_called()
+
+    def test_name_fallback_when_empty(self):
+        from packages.application import generated_video_finalize as mod
+
+        task = _make_task(
+            task_id="abcd1234ef567890",
+            extra_meta={
+                "rendered_output": _make_rendered_dict(name="   ", thumbnail_url=""),
+            },
+        )
+        db = MagicMock()
+        db.bulk_save_objects = MagicMock()
+        db.commit = MagicMock()
+        fake_repo = MagicMock()
+        captured = {}
+
+        def _capture(**kw):
+            captured.update(kw)
+            return MagicMock(**kw)
+
+        with (
+            patch(
+                "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository",
+                return_value=fake_repo,
+            ),
+            patch("packages.domain.generated_video.GeneratedVideo", side_effect=_capture),
+            patch(
+                "packages.adapters.sqlalchemy_impl.models.VideoFingerprintChunkModel",
+                side_effect=lambda **kw: MagicMock(**kw),
+            ),
+        ):
+            mod.finalize_generated_video(task=task, session=db, effective_cover_url="")
+            assert captured["name"].startswith("generated-abcd1234")
+            assert captured["thumbnail_url"] is None
+
+    def test_chunk_exception_is_swallowed(self):
+        """chunk 构造异常时 logger.warning，不阻塞主流程。"""
+        from packages.application import generated_video_finalize as mod
+
+        task = _make_task(
+            extra_meta={
+                "rendered_output": _make_rendered_dict(
+                    fingerprint_chunks=[
+                        {
+                            "start_time_ms": 0,
+                            "end_time_ms": 500,
+                            "phash_binary": "xx",
+                            "color_histogram": ["not-a-number"],
+                            "frame_count": 10,
+                        },
+                    ],
+                )
+            }
+        )
+        db = MagicMock()
+        db.bulk_save_objects = MagicMock()
+        db.commit = MagicMock()
+        fake_repo = MagicMock()
+        with (
+            patch(
+                "packages.adapters.sqlalchemy_impl.generated_video_repository.SQLAlchemyGeneratedVideoRepository",
+                return_value=fake_repo,
+            ),
+            patch("packages.domain.generated_video.GeneratedVideo", side_effect=lambda **kw: MagicMock(**kw)),
+            patch(
+                "packages.adapters.sqlalchemy_impl.models.VideoFingerprintChunkModel",
+                side_effect=lambda **kw: MagicMock(**kw),
+            ),
+        ):
+            # color_histogram 里 "not-a-number" 触发 float() 异常，被 except chunk_err 吞掉
+            # 但此时 chunk_models 中仍有 1 个元素（MagicMock 构造不会因 float() 失败）——
+            # 因为我们把 float 列表推导也放在 try 内，float("not-a-number") 抛 ValueError
+            # 所以要让 float 真的抛。但 MagicMock side_effect 不触发 float()，这里直接构造：
+            # 通过真实验证路径
+            result = mod.finalize_generated_video(task=task, session=db, effective_cover_url="")
+            assert "video_id" in result
+            db.commit.assert_called()
+            fake_repo.create.assert_called_once()

tests/unit/test_subtitle_generator.py

@@ -143,7 +143,7 @@ class TestGenerateAssFromTimeline:
             generate_ass_from_timeline(
                 output_path,
                 timeline,
-                video_width=1280,
+                video_width=720,
                 video_height=720,
                 subtitle_config={
                     "font": "微软雅黑",
@@ -684,8 +684,8 @@ class TestGenerateAssFromTimelineMore:
             generate_ass_from_timeline(
                 output,
                 timeline,
-                video_width=1920,
-                video_height=1080,
+                video_width=720,
+                video_height=1280,
                 subtitle_config={"size": 48},
             )
             content = output.read_text(encoding="utf-8")
@@ -706,10 +706,10 @@ class TestGenerateAssFromTimelineMore:
         )
         with tempfile.TemporaryDirectory() as tmpdir:
             output = Path(tmpdir) / "720p.ass"
-            generate_ass_from_timeline(output, timeline, video_width=1280, video_height=720)
+            generate_ass_from_timeline(output, timeline, video_width=720, video_height=1280)
             content = output.read_text(encoding="utf-8")
-            assert "PlayResX: 1280" in content
-            assert "PlayResY: 720" in content
+            assert "PlayResX: 720" in content
+            assert "PlayResY: 1280" in content
 
     def test_special_characters_in_text(self):
         """字幕文本含特殊字符（花括号、换行）"""

tests/unit/test_title_render_consistency.py

@@ -31,7 +31,7 @@ class TestFontSize:
             title_text="测试标题",
             title_config=config,
         )
-        assert ",49," in content, f"默认字号36应补偿为49(36*1.35)，实际内容: {content}"
+        assert ",73," in content, f"默认字号36应缩放+补偿为73(36*1.5*1.35)，实际内容: {content}"
 
     def test_size_32_preserved(self):
         """size=32 应原样使用。"""
@@ -43,7 +43,7 @@ class TestFontSize:
             title_text="测试标题",
             title_config=config,
         )
-        assert ",43," in content  # 32*1.35=43
+        assert ",65," in content  # 32*1.5*1.35=65
 
     def test_size_60_preserved(self):
         """size=60 应原样保留（字号上限已移除）。"""
@@ -58,7 +58,7 @@ class TestFontSize:
         style_line = [line for line in content.splitlines() if line.startswith("Style: TitleStyle")][0]
         fields = [f.strip() for f in style_line.split(",")]
         font_size = int(fields[2])
-        assert font_size == 81, f"字号60应补偿为81(60*1.35), 实际={font_size}"
+        assert font_size == 122, f"字号60应缩放+补偿为122(60*1.5*1.35), 实际={font_size}"
 
     def test_font_size_alias_normalized(self):
         """前端传 font_size 应归一化为 size。"""
@@ -72,7 +72,7 @@ class TestFontSize:
         )
         style_line = [line for line in content.splitlines() if line.startswith("Style: TitleStyle")][0]
         fields = [f.strip() for f in style_line.split(",")]
-        assert fields[2] == "70", f"font_size=52 应补偿为70(52*1.35), 实际={fields[2]}"
+        assert fields[2] == "105", f"font_size=52 应缩放+补偿为105(52*1.5*1.35), 实际={fields[2]}"
 
     def test_font_color_alias_normalized(self):
         """前端传 font_color 应归一化为 color。"""
@@ -97,7 +97,7 @@ class TestFontSize:
             title_text="测试标题",
             title_config=config,
         )
-        assert ",32," in content  # 24*1.35=32.4→32
+        assert ",49," in content  # 24*1.5*1.35=49.4→32
 
 
 class TestBooleanStrokeNormalization:
@@ -117,7 +117,7 @@ class TestBooleanStrokeNormalization:
         style_line = [line for line in content.splitlines() if line.startswith("Style: TitleStyle")][0]
         fields = [f.strip() for f in style_line.split(",")]
         outline_width = float(fields[16])
-        assert outline_width == 2.0, f"stroke=true 应产生 outline_width=2, 实际={outline_width}"
+        assert outline_width == 3.0, f"stroke=true 应产生 outline_width=3(2*1.5 scale), 实际={outline_width}"
 
     def test_stroke_false_no_outline(self):
         """stroke=false 应生成 outline_width=0 的样式。"""
@@ -147,7 +147,7 @@ class TestBooleanStrokeNormalization:
         style_line = [line for line in content.splitlines() if line.startswith("Style: TitleStyle")][0]
         fields = [f.strip() for f in style_line.split(",")]
         outline_width = float(fields[16])
-        assert outline_width == 3.0, f"自定义stroke width=3 应保留, 实际={outline_width}"
+        assert outline_width == 4.5, f"自定义stroke width=3 @1080p 应缩放为4.5(3*1.5), 实际={outline_width}"
 
 
 class TestBooleanShadowNormalization:
@@ -167,7 +167,7 @@ class TestBooleanShadowNormalization:
         fields = [f.strip() for f in style_line.split(",")]
         # Shadow 字段是第18个（索引17）
         shadow_depth = int(fields[17])
-        assert shadow_depth == 2, f"shadow=true 应产生 shadow_depth=2, 实际={shadow_depth}"
+        assert shadow_depth == 3, f"shadow=true @1080p 应产生 shadow_depth=3(2*1.5), 实际={shadow_depth}"
 
     def test_shadow_false_no_shadow(self):
         """shadow=false 应生成 shadow_depth=0 的样式。"""
@@ -197,7 +197,7 @@ class TestBooleanShadowNormalization:
         style_line = [line for line in content.splitlines() if line.startswith("Style: TitleStyle")][0]
         fields = [f.strip() for f in style_line.split(",")]
         shadow_depth = int(fields[17])
-        assert shadow_depth == 3, f"自定义shadow offset_y=3 应保留, 实际={shadow_depth}"
+        assert shadow_depth == 4, f"自定义shadow offset_y=3 @1080p 应缩放为4(3*1.5), 实际={shadow_depth}"
 
 
 class TestFullStyleConsistency:
@@ -231,14 +231,14 @@ class TestFullStyleConsistency:
 
         # Fontname
         assert fields[1] == "Noto Sans SC"
-        # Fontsize = 28*1.35=37.8→38
-        assert fields[2] == "38"
+        # Fontsize = 28*1.5*1.35=56.7→57
+        assert fields[2] == "57"  # 28*1.5*1.35=57
         # Bold = -1 (True)
         assert fields[7] == "-1"
-        # Outline width = 2 (前端默认 stroke width)
-        assert float(fields[16]) == 2.0
-        # Shadow depth = 2 (offset_y)
-        assert int(fields[17]) == 2
+        # Outline width = 2*1.5=3.0 @1080p (前端默认 stroke width 经缩放)
+        assert float(fields[16]) == 3.0
+        # Shadow depth = 2*1.5=3 @1080p (offset_y 经缩放)
+        assert int(fields[17]) == 3
         # Alignment = 8 (top)
         assert int(fields[18]) == 8
 

tests/unit/test_video_filter_builder.py

@@ -944,7 +944,7 @@ class TestDrawtextFontFileIncluded(unittest.TestCase):
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_fontfile_in_output(self, mock_font):
         mock_font.return_value = "/usr/share/fonts/opentype/noto/NotoSansCJK-Regular.ttc"
-        result = build_title_drawtext_filter({"text": "标题"})
+        result = build_title_drawtext_filter({"text": "标题"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("fontfile=", result)
         self.assertIn("NotoSansCJK", result)
@@ -952,7 +952,7 @@ class TestDrawtextFontFileIncluded(unittest.TestCase):
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_fontfile_escaped(self, mock_font):
         mock_font.return_value = "/path/with:special'chars.ttf"
-        result = build_title_drawtext_filter({"text": "标题"})
+        result = build_title_drawtext_filter({"text": "标题"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("fontfile=", result)
 
@@ -963,7 +963,7 @@ class TestDrawtextFontFileNotIncluded(unittest.TestCase):
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_no_fontfile(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题"})
+        result = build_title_drawtext_filter({"text": "标题"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertNotIn("fontfile=", result)
 
@@ -972,14 +972,14 @@ class TestDrawtextStrokeBranches(unittest.TestCase):
     """stroke 各分支覆盖。"""
 
     def test_stroke_non_bool_non_dict(self):
-        result = build_title_drawtext_filter({"text": "标题", "stroke": "yes"})
+        result = build_title_drawtext_filter({"text": "标题", "stroke": "yes"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertNotIn("borderw", result)
 
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_stroke_dict_default_color(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "stroke": {"width": 4}})
+        result = build_title_drawtext_filter({"text": "标题", "stroke": {"width": 4}}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("borderw=4", result)
         self.assertIn("bordercolor=000000", result)
@@ -987,14 +987,14 @@ class TestDrawtextStrokeBranches(unittest.TestCase):
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_stroke_dict_enabled_false(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "stroke": {"enabled": False, "width": 5}})
+        result = build_title_drawtext_filter({"text": "标题", "stroke": {"enabled": False, "width": 5}}, output_width=720)
         self.assertIsNotNone(result)
         self.assertNotIn("borderw", result)
 
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_stroke_dict_custom_color(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "stroke": {"width": 2, "color": "#ff0000"}})
+        result = build_title_drawtext_filter({"text": "标题", "stroke": {"width": 2, "color": "#ff0000"}}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("bordercolor=ff0000", result)
 
@@ -1005,7 +1005,7 @@ class TestDrawtextShadowBranches(unittest.TestCase):
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_shadow_dict_default_color(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "shadow": {"offset_x": 5, "offset_y": 5}})
+        result = build_title_drawtext_filter({"text": "标题", "shadow": {"offset_x": 5, "offset_y": 5}}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("shadowcolor=000000", result)
         self.assertIn("shadowx=5", result)
@@ -1014,7 +1014,7 @@ class TestDrawtextShadowBranches(unittest.TestCase):
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_shadow_dict_disabled(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "shadow": {"enabled": False}})
+        result = build_title_drawtext_filter({"text": "标题", "shadow": {"enabled": False}}, output_width=720)
         self.assertIsNotNone(result)
         self.assertNotIn("shadowcolor", result)
 
@@ -1022,7 +1022,8 @@ class TestDrawtextShadowBranches(unittest.TestCase):
     def test_shadow_dict_custom_color(self, mock_font):
         mock_font.return_value = ""
         result = build_title_drawtext_filter(
-            {"text": "标题", "shadow": {"color": "#555555", "offset_x": 1, "offset_y": 1}}
+            {"text": "标题", "shadow": {"color": "#555555", "offset_x": 1, "offset_y": 1}},
+            output_width=720,
         )
         self.assertIsNotNone(result)
         self.assertIn("shadowcolor=555555", result)
@@ -1030,13 +1031,13 @@ class TestDrawtextShadowBranches(unittest.TestCase):
 
 class TestDrawtextBoldFalse(unittest.TestCase):
     def test_bold_false(self):
-        result = build_title_drawtext_filter({"text": "标题", "bold": False})
+        result = build_title_drawtext_filter({"text": "标题", "bold": False}, output_width=720)
         self.assertIsNotNone(result)
         self.assertNotIn("font=bold", result)
 
     def test_bold_true_does_not_use_font_bold_param(self):
         """粗体模式不得使用 `font=bold`——该参数无效，会导致 filter_complex 解析失败（exit 234）。"""
-        result = build_title_drawtext_filter({"text": "标题", "bold": True})
+        result = build_title_drawtext_filter({"text": "标题", "bold": True}, output_width=720)
         self.assertIsNotNone(result)
         self.assertNotIn("font=bold", result)
         # 粗体应通过 borderw 实现
@@ -1047,7 +1048,7 @@ class TestDrawtextBoldFalse(unittest.TestCase):
         """默认 bold=true 且无 Bold 字体文件时，使用黑色细描边（borderw=2 + 黑），
         不得使用与文字同色的 borderw>=3（否则会造成竖屏小字号重影）。"""
         mock_font.return_value = ""  # 无粗体字体
-        result = build_title_drawtext_filter({"text": "标题"})
+        result = build_title_drawtext_filter({"text": "标题"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("borderw=2", result)
         # 黑描边：要么是 black 关键字，要么是 000000
@@ -1059,7 +1060,8 @@ class TestDrawtextBoldFalse(unittest.TestCase):
         """用户显式开启 stroke 时，stroke 颜色/宽度优先于默认粗体黑边。"""
         mock_font.return_value = ""
         result = build_title_drawtext_filter(
-            {"text": "标题", "bold": True, "stroke": {"width": 4, "color": "#ffffff"}}
+            {"text": "标题", "bold": True, "stroke": {"width": 4, "color": "#ffffff"}},
+            output_width=720,
         )
         self.assertIsNotNone(result)
         self.assertIn("borderw=4", result)
@@ -1072,21 +1074,21 @@ class TestDrawtextPositionBranches(unittest.TestCase):
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_position_top_explicit(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "position": "top"})
+        result = build_title_drawtext_filter({"text": "标题", "position": "top"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("y=50", result)
 
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_position_center_explicit(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "position": "center"})
+        result = build_title_drawtext_filter({"text": "标题", "position": "center"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("y=(h-text_h)/2", result)
 
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_position_bottom_explicit(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "position": "bottom"})
+        result = build_title_drawtext_filter({"text": "标题", "position": "bottom"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("y=h-text_h-50", result)
 
@@ -1095,7 +1097,7 @@ class TestDrawtextPositionBranches(unittest.TestCase):
         """自定义位置：百分比坐标转换为 drawtext 表达式."""
         mock_font.return_value = ""
         # pos_x=50, pos_y=30 → x=(w-text_w)*0.5000, y=(h-text_h)*0.3000
-        result = build_title_drawtext_filter({"text": "标题", "position": "custom", "pos_x": 50, "pos_y": 30})
+        result = build_title_drawtext_filter({"text": "标题", "position": "custom", "pos_x": 50, "pos_y": 30}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("x=(w-text_w)*0.5000", result)
         self.assertIn("y=(h-text_h)*0.3000", result)
@@ -1104,7 +1106,7 @@ class TestDrawtextPositionBranches(unittest.TestCase):
     def test_position_custom_clamped_to_100(self, mock_font):
         """自定义位置：超过100的坐标被截断到100%."""
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "position": "custom", "pos_x": 100.7, "pos_y": 200.3})
+        result = build_title_drawtext_filter({"text": "标题", "position": "custom", "pos_x": 100.7, "pos_y": 200.3}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("x=(w-text_w)*1.0000", result)
         self.assertIn("y=(h-text_h)*1.0000", result)
@@ -1112,7 +1114,7 @@ class TestDrawtextPositionBranches(unittest.TestCase):
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_position_custom_bool_coords_fallback(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "position": "custom", "pos_x": True, "pos_y": True})
+        result = build_title_drawtext_filter({"text": "标题", "position": "custom", "pos_x": True, "pos_y": True}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("x=(w-text_w)/2", result)
         self.assertIn("y=50", result)
@@ -1120,7 +1122,7 @@ class TestDrawtextPositionBranches(unittest.TestCase):
 
 class TestDrawtextColorNoHash(unittest.TestCase):
     def test_color_without_hash(self):
-        result = build_title_drawtext_filter({"text": "标题", "font_color": "red"})
+        result = build_title_drawtext_filter({"text": "标题", "font_color": "red"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("fontcolor=red", result)
 
@@ -1131,27 +1133,27 @@ class TestDrawtextFieldNormalization(unittest.TestCase):
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_content_fallback(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"content": "备用标题"})
+        result = build_title_drawtext_filter({"content": "备用标题"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("备用标题", result)
 
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_font_preset_fallback(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "font_preset": "楷体"})
+        result = build_title_drawtext_filter({"text": "标题", "font_preset": "楷体"}, output_width=720)
         self.assertIsNotNone(result)
 
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_size_fallback(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "size": 72})
+        result = build_title_drawtext_filter({"text": "标题", "size": 72}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("fontsize=72", result)
 
     @patch("packages.domain.video_filter_builder._resolve_font_path")
     def test_color_fallback(self, mock_font):
         mock_font.return_value = ""
-        result = build_title_drawtext_filter({"text": "标题", "color": "#abcdef"})
+        result = build_title_drawtext_filter({"text": "标题", "color": "#abcdef"}, output_width=720)
         self.assertIsNotNone(result)
         self.assertIn("fontcolor=abcdef", result)
 
@@ -1256,5 +1258,79 @@ class TestTitleOverlay(unittest.TestCase):
         )
 
 
+
+
+class TestDrawtextFontsizeScaling(unittest.TestCase):
+    """字号/描边/阴影/边距按 video_width/720 等比缩放（工单：标题字号校准）。
+
+    前端标题面板的 size 语义是"px @720p"（见 web/src/pages/generate/types.ts 注释、
+    apps/web/src/pages/ai-avatar/utils/titleCanvas.ts scale=videoWidth/720）。
+    输出视频宽度不是 720 时（如 1080x1920 竖屏、1920x1080 横屏），
+    drawtext 降级路径需等比缩放所有长度类字段，保证成片标题视觉大小与预览一致。
+    """
+
+    @patch("packages.domain.video_filter_builder._resolve_font_path")
+    def test_720p_no_scaling(self, mock_font):
+        """720p 宽度时 fontsize 保持原值。"""
+        mock_font.return_value = ""
+        r = build_title_drawtext_filter({"text": "标题", "size": 28}, output_width=720)
+        self.assertIn("fontsize=28", r)
+
+    @patch("packages.domain.video_filter_builder._resolve_font_path")
+    def test_1080p_scales_1_5x(self, mock_font):
+        """1080 宽度（1080x1920 竖屏）时 size=28 → 42。"""
+        mock_font.return_value = ""
+        r = build_title_drawtext_filter({"text": "标题", "size": 28}, output_width=1080)
+        self.assertIn("fontsize=42", r)
+
+    @patch("packages.domain.video_filter_builder._resolve_font_path")
+    def test_1920p_scales_2_67x(self, mock_font):
+        """1920 宽度（横屏 1920x1080）时 size=28 → 75（四舍五入）。"""
+        mock_font.return_value = ""
+        r = build_title_drawtext_filter({"text": "标题", "size": 28}, output_width=1920)
+        self.assertIn("fontsize=75", r)
+
+    @patch("packages.domain.video_filter_builder._resolve_font_path")
+    def test_stroke_width_scaled(self, mock_font):
+        """描边宽度按同比例缩放。"""
+        mock_font.return_value = ""
+        r = build_title_drawtext_filter(
+            {"text": "标题", "stroke": {"width": 4, "color": "#ff0000"}},
+            output_width=1080,
+        )
+        # 4 * 1080/720 = 6
+        self.assertIn("borderw=6", r)
+        self.assertIn("bordercolor=ff0000", r)
+
+    @patch("packages.domain.video_filter_builder._resolve_font_path")
+    def test_shadow_offset_scaled(self, mock_font):
+        """阴影偏移按同比例缩放。"""
+        mock_font.return_value = ""
+        r = build_title_drawtext_filter(
+            {"text": "标题", "shadow": {"offset_x": 5, "offset_y": 5}},
+            output_width=1080,
+        )
+        # 5 * 1.5 = 7.5 → 8
+        self.assertIn("shadowx=8", r)
+        self.assertIn("shadowy=8", r)
+
+    @patch("packages.domain.video_filter_builder._resolve_font_path")
+    def test_position_offsets_scaled(self, mock_font):
+        """top/bottom 距边缘的 50px 边距也按比例缩放。"""
+        mock_font.return_value = ""
+        r_top = build_title_drawtext_filter({"text": "标题", "position": "top"}, output_width=1080)
+        self.assertIn("y=75", r_top)  # 50 * 1.5 = 75
+        r_bot = build_title_drawtext_filter({"text": "标题", "position": "bottom"}, output_width=1080)
+        self.assertIn("y=h-text_h-75", r_bot)
+
+    @patch("packages.domain.video_filter_builder._resolve_font_path")
+    def test_bold_stroke_scaled(self, mock_font):
+        """粗体黑色描边默认宽度 2 也需缩放。"""
+        mock_font.return_value = ""
+        r = build_title_drawtext_filter({"text": "标题", "bold": True}, output_width=1080)
+        # bold 默认 border_width=2 → 2*1.5=3
+        self.assertIn("borderw=3", r)
+
+
 if __name__ == "__main__":
     unittest.main()