have a look at mplayer/stream/tvi_dshow.c its the directshow interface for tv in mplayer. maybe it will give you hints on how to make a graph. there is also the dsnative loader: http://oss.netfarm.it/dsnative/ http://oss.netfarm.it/mplayer/patches/99_vd_dsnative.diff http://oss.netfarm.it/mplayer-win32.php good luck.