fix: maybe timeout for decode audio when tick a too large time

bilibili · Dec 12, 2024 · 443516f · 443516f
1 parent 7b87464
commit 443516f
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Showing 2 changed files with 9 additions and 4 deletions.
diff --git a/.changeset/shiny-dragons-kneel.md b/.changeset/shiny-dragons-kneel.md
@@ -0,0 +1,5 @@
+---
+'@webav/av-cliper': patch
+---
+
+fix: maybe timeout for decode audio when tick a too large time
diff --git a/packages/av-cliper/src/clips/mp4-clip.ts b/packages/av-cliper/src/clips/mp4-clip.ts
@@ -817,10 +817,10 @@ class AudioFrameFinder {
   #dec: ReturnType<typeof createAudioChunksDecoder> | null = null;
   #curAborter = { abort: false, st: performance.now() };
   find = async (time: number): Promise<Float32Array[]> => {
-    if (this.#dec == null) {
-      this.#reset();
-    } else if (time <= this.#ts || time - this.#ts > 0.1e6) {
-      this.#reset();
+    const needResetTime = time <= this.#ts || time - this.#ts > 0.1e6;
+    if (this.#dec == null || needResetTime) this.#reset();
+
+    if (needResetTime) {
       // 前后获取音频数据差异不能超过 100ms(经验值)，否则视为 seek 操作，重置解码器
       // seek 操作，重置时间
       this.#ts = time;