在两台电脑上实现在线实时对讲功能，录音后的PCM数发送给对方，对方接收后播放出来，接收对方的PCM再播放出来，是新学习网络编程好模板-Implemented on two computers online real intercom function, the number sent to the PCM recording after the other, after the other player out of the receiver, the receiver and then pla