amcap源代码，visualstudio亲测通过，打开摄像头设备。//File:AMCap.h////Desc:DirectShowsamplecode-audio/videocapture.////Copyright(c)MicrosoftCorporation.Allrightsreserved.//------------------------------------------------------------------------------//Macros#defineSAFE_RELEASE(x){if(x)x->Release();x=NULL;}