將RTP轉成PCM/MP3,方便大家測試RTP封包內容是否如預期-RTP will turn into PCM/MP3 facilitate testing RTP packet contents as expected

FIR转成Lattice结构[全零点系统转lattice） 根据要求的中心频点，及其相邻“梳齿”的峰值频率可选择。优点：结构简单，处理速度快。 -FIR into Lattice structure [the whole system turn against lattice] in accordance with the requirements of the center frequency, and its adjacent " comb" of the peak

语音信号的矢量量化，其中vector_quantization.m为读取音频文件，转换成语音帧，求lpc及lsf参数以及进行矢量量化的主程序，a_lsf_conversion.m为主程序调用的lpc转lsf参数的子程序，INLS1.wav为音频文件。-Vector quantization of speech signals, wherein vector_quantization.m to read audio file, converted into speech frames, seeki