alaw.asv alaw.m alaw_speech.wav main.m mulaw.asv mulaw.m music.wav music.wav.a music.wav.p music.wav.u pcm.asv pcm.m pcm_gui.asv pcm_gui.fig pcm_gui.m speech.wav speech.wav.a speech.wav.p speech.wav.u unalaw.asv unalaw.m unmulaw.asv unmulaw.m unpcm.asv unpcm.m