MethodRecordUtil(String videoPath, String audioPath, int videoWidth, int videoHeight, int rotation, boolean isFrontCamera)
weiXinRecorded/src/main/java/com/zhaoss/weixinrecorded/util/RecordUtil.java:42
MethodaddAudioLayer增加其他音频; 支持mp4,wav,mp3,m4a文件; @param srcPath @param isLoop 是否循环; @return 返回增加后音频层, 可以用来设置音量,快慢,变声等.
weiXinRecorded/src/main/java/com/lansosdk/NoFree/AudioPadExecute.java:146