matlab programme support pcm this is an programme that you can change the time with keeping frequency stable or change the frequency with stable time or record someone's voice
DVD转换到AVI的源代码 Since I am clumsy at English writing, I put it briefly. - The development of DVD2AVI is based on MSSG MPEG2Decode http://www.mpeg.org/MPEG/MSSG/ and adds features as follows: 1. GUI interface (gui.cpp) 2. VFAPI support (vfapi.c vfapide
实现PCM和ALAW间的转换 The files in this directory comprise ANSI-C language reference implementations of the CCITT (International Telegraph and Telephone Consultative Committee) G.711, G.721 and G.723 voice compressions. They have been tested on Sun SPARCst