g711u g711a 格式相互转换

pcm to g711编码，资料不少，这里只说一下g711u转换为g711a的方法，很简单，以下：函数 unsigned char * ulawtoalaw(unsigned char * ulawbuffer,int len) { unsigned char * ulaw = ulawbuffer; unsigned char * alaw = new unsigned char[len]; i

>>阅读原文<<