Alan Cox wrote: >>> Xapp->sharedmemory->X->gart->Video Card >>> >>>but unless things have changed XFree86 agpgart doesn't support remapping the >>>shared memory pages directly into the GART and referencing them. >> >>So it doesn't work with the XVideo extension? > > > XVideo may well use the GART to do image transfer if appropriate, but it > will be doing one PC memory copy typically before X/Gart do their bit. > > >>Do you know any example that works with by making yuv data available to >>the gfx card? A deinterlacing app would probably benefit from using such >>a transport. > > > XVideo can supply YUV format data to the card, but it does go via the server > at a small cost. I don't know if any of the DRI capable cards support YUV > textures
Perhaps someone should have a look at the vidix interface in mplayer? It aims to be a back-end independant interface to H/W video acceleartion. It might be worth a look in the long run... -justin _______________________________________________ Video4linux-list mailing list [EMAIL PROTECTED] https://listman.redhat.com/mailman/listinfo/video4linux-list
