fix(aac): 去掉没必要的默认值

zhaohappy · Jan 23, 2025 · 4d24f5a · 4d24f5a
1 parent 0f0cb84
commit 4d24f5a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/avutil/codecs/aac.ts b/src/avutil/codecs/aac.ts
@@ -136,9 +136,9 @@ export function getAVCodecParameters(extradata: Uint8ArrayInterface) {
   if (extradata.length >= 2) {
     profile = (extradata[0] >> 3) & 0x1f
     sampleRate = MPEG4SamplingFrequencies[((extradata[0] & 0x07) << 1)
-      | (extradata[1] >> 7)] ?? 48000
+      | (extradata[1] >> 7)]
 
-    channels = MPEG4Channels[(extradata[1] >> 3) & 0x0f] ?? 2
+    channels = MPEG4Channels[(extradata[1] >> 3) & 0x0f]
   }
 
   return {