DShow中完成抓图的几种方法

''B'');    //always is "BM"



#027              hdr.bfSize    = bitmapSize + sizeof( hdr );

#028              hdr.bfReserved1   = 0;

#029              hdr.bfReserved2   = 0;

#030              hdr.bfOffBits     = (DWORD) (sizeof(BITMAPFILEHEADER) + lpbi->biSize

#031              CFile bitmapFile(outFile, CFile::modeReadWrite

关键词：DShow中完成抓图的几种办法