remove adts header detect

muxer.go

@@ -146,24 +146,6 @@ func (self *Track) SetTimeScale(timeScale int64) {
 }
 
 func (self *Track) WriteSample(pts int64, dts int64, isKeyFrame bool, data []byte) (err error) {
-
-	// check ADTSHeader(starts with FFF)
-	if len(data) > 7 && data[0]==0xff&&data[1]&0xf0==0xf0 {
-		if !self.mpeg4AudioConfig.IsValid() {
-			self.mpeg4AudioConfig, _ = isom.ReadADTSHeader(data)
-		}
-		// Skip ADTSHeader
-		if data[1]&0x1 == 0 {
-			if len(data) < 9 {
-				err = fmt.Errorf("ADTSHeader short read")
-				return
-			}
-			data = data[9:]
-		} else {
-			data = data[7:]
-		}
-	}
-
 	var filePos int64
 	sampleSize := len(data)
 	if filePos, err = self.writeMdat(data); err != nil {