如何利用DirectSound实现声卡录音

WAVEFORMATEXg_wfxInput;//输入的音频格式DSBPOSITIONNOTIFYg_aPosNotify[NUM_REC_NOTIFICATIONS+1];//设置通知标志的数组HANDLEg_hNotificationEvent;//通知事件BOOLg_abInputFormatSupported[20];DWORDg_dwCaptureBufferSize;//录音用缓冲区的大小DWORDg_dwNextCaptureOffset;//偏移位置D...

Windows Notification Facility (WNF)组件的详细介绍

if(status!=STATUS_BUFFER_TOO_SMALL)gotoExit;pStateData=ExAllocatePoolWithTag(PagedPool,bufferSize,'LULZ');if(pStateData==NULL){status=STATUS_UNSUCCESSFUL;gotoExit;}status=ExQueryWnfStateDataFunc(Subscription,&changeStamp,pStateData,&bufferSize);if(NT_SUC...