Programming with LEADTOOLS Multimedia > C Code > IltmmCapture::IsPreviewTapSupported Example for C

IltmmCapture::IsPreviewTapSupported Example for C

void IltmmCapture_IsPreviewTapSupported_Example (IltmmCapture* pCapture) 
{ 
   VARIANT_BOOL vrtSupported; 
   IltmmCapture_IsPreviewTapSupported(pCapture, ltmmCapture_Preview_Audio, ltmmCapture_PreviewTap_Source, &vrtSupported); 
   if (vrtSupported == VARIANT_TRUE) 
   { 
      VARIANT_BOOL vrtMute; 
      long lVol, lBalance; 
      IltmmCapture_get_Mute(pCapture, &vrtMute); 
      if (vrtMute == VARIANT_TRUE) 
         IltmmCapture_put_Mute(pCapture, VARIANT_FALSE); 
      IltmmCapture_get_Volume(pCapture, &lVol); 
      if (lVol == 0) 
         lVol = -10000; 
      else 
         lVol = 0; 
      IltmmCapture_put_Volume(pCapture, lVol); 
      IltmmCapture_get_Balance(pCapture, &lBalance); 
      if (lBalance != 0) 
         IltmmCapture_put_Balance(pCapture, 0); 
   } 
}