读进来WAV格式的语音数据，并绘制其波形，再播放WAV音频。-Reading into WAV format voice data, and mapping of its waveform, and WAV audio player.

语音信号处理：This package encloses a small application dedicated to speech signal processing at 8 kHz or 16 kHz. This application reads standard *.wav or *.pcm files through UI dialog box, plots and plays the signal with vertical dynamic crosshairs.-This

使用Matlab,采用LPC线性预测编码对wav语音文件进行压缩编码-Using Matlab, using linear predictive coding LPC voice wav file compression