141             AM_MEDIA_TYPE   aMediaType;  in grabFrame()  local
144             if( SUCCEEDED( pDet->get_StreamMediaType( &aMediaType ) ) )  in grabFrame()
146                 if( ( aMediaType.formattype == FORMAT_VideoInfo ) &&  in grabFrame()
147                     ( aMediaType.cbFormat >= sizeof( VIDEOINFOHEADER ) ) )  in grabFrame()
149 …               VIDEOINFOHEADER* pVih = reinterpret_cast< VIDEOINFOHEADER* >( aMediaType.pbFormat );  in grabFrame()
158                 if( aMediaType.cbFormat != 0 )  in grabFrame()
160                     ::CoTaskMemFree( aMediaType.pbFormat );  in grabFrame()
161                     aMediaType.cbFormat = 0;  in grabFrame()
162                     aMediaType.pbFormat = nullptr;  in grabFrame()
165                 if( aMediaType.pUnk != nullptr )  in grabFrame()
167                     aMediaType.pUnk->Release();  in grabFrame()
168                     aMediaType.pUnk = nullptr;  in grabFrame()