音频采样率变换程序，可以加到程序后处理以便调整音视频同步，同时也可以用作预处理，降低采样率。是当前最好的音频采样率转换程序，被mpeg使用-audio sampling rate conversion programs can be added after processing procedures so as to adjust the audio and video synchronization, also can be used for pretreatment, lower sampl