做音视频产品的同志肯定碰到我一样的问题，HD Audio的MicroPhone声音大小调节棒变灰不可调节，我这个程序就是利用Mixer 来辨别是哪种Audio，并Enable它。-Audio and video products that make sure the comrades encountered the same problem I, HD Audio Microphone voice the size of the adjustment rod adjustment is not