本源代码包含了各种声音，如G711,G723,G726,PCM，AAC，MP2等的编码和解码的过程，是学习各种声音编码的好资料。-Source code contains a variety of sounds, such as G711, G723, G726, PCM, AAC, MP2, etc. encoding and decoding process, are studying a variety of voice coding good information.

CCITT的g.723,g.721,g.729，pcm之间的编解码转换代码-CCITT' s g.723, g.721, g.729, pcm codec conversion code between the