fix: thumbnailByKeyFrame throw decoder error

WebAV-Tech · Aug 21, 2024 · a9d810a · a9d810a
1 parent 7980ebd
commit a9d810a
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diff --git a/.changeset/quick-rocks-repeat.md b/.changeset/quick-rocks-repeat.md
@@ -0,0 +1,5 @@
+---
+'@webav/av-cliper': patch
+---
+
+fix: thumbnailByKeyFrame throw decoder error
diff --git a/packages/av-cliper/src/clips/mp4-clip.ts b/packages/av-cliper/src/clips/mp4-clip.ts
@@ -1212,7 +1212,7 @@ function decodeGoP(
 
 // 当 IDR 帧前面携带其它数据（如 SEI）可能导致解码失败
 function removeSEIForIDR(u8buf: Uint8Array) {
-  const dv = new DataView(u8buf.buffer);
+  const dv = new DataView(u8buf.buffer, u8buf.byteOffset, u8buf.byteLength);
   if ((dv.getUint8(4) & 0x1f) === 6) {
     return u8buf.subarray(dv.getUint32(0) + 4);
   }