From 3966f91398370d39f0641ead03ea8743e48cd83d Mon Sep 17 00:00:00 2001
From: xiaoxia <dev@xiaoxiajianji.com>
Date: Thu, 6 Aug 2026 10:29:10 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E7=A7=BB=E9=99=A4file=5Furl=E4=BD=9C?=
 =?UTF-8?q?=E4=B8=BAimg=20src=E5=9B=9E=E9=80=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

file_url是视频/音频文件，<img>无法渲染。
仅使用thumbnail_url（静态截图），无缩略图时显示emoji fallback
---
 .../pages/generate/components/material/ManualMaterialList.tsx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/apps/web/src/pages/generate/components/material/ManualMaterialList.tsx b/apps/web/src/pages/generate/components/material/ManualMaterialList.tsx
index 61a8bd6ba..112bddaee 100644
--- a/apps/web/src/pages/generate/components/material/ManualMaterialList.tsx
+++ b/apps/web/src/pages/generate/components/material/ManualMaterialList.tsx
@@ -33,7 +33,9 @@ const ManualMaterialList: React.FC<ManualMaterialListProps> = ({
           {materials.items.map((m) => {
             const checked = selectedMaterials.includes(m.id)
             const isVideo = m.mime_type?.startsWith("video/") ?? false
-            const thumbSrc = m.thumbnail_url || (isVideo ? m.file_url : undefined)
+            // thumbnail_url 是静态截图，可直接用于 <img>
+            // file_url 是视频/音频文件本身，<img> 无法渲染，不能作为 src 回退
+            const thumbSrc = m.thumbnail_url || undefined
             return (
               <label
                 key={m.id}