main.m

pcm编码 有关线性、A律、mu律的pcm编码的matlab实现

clear all;
[y, fs, nbits, opts] = wavread('speech.wav');
code1=pcm(y);
unpcm(code1,fs);

code2=alaw(y);
unalaw(code2,fs);

code3=mulaw(y);
unmulaw(code3,fs);