On 7 December 2010 01:07, Jimmy Rentz <[email protected]> wrote: > On Mon, 6 Dec 2010 23:05:10 +0100 > Xavier Chantry <[email protected]> wrote: > >> On Mon, Dec 6, 2010 at 7:35 PM, Mikhail Ramendik <[email protected]> >> wrote: >> > Hello, >> > >> > http://nouveau.freedesktop.org/wiki/FeatureMatrix lists "Decode >> > videos" as WIP for NV30 and NV40 seies. >> > >> > As I have an NV44, I would really like to know - what is this >> > feature going to be? VDPAU support for these cards, or XvMC, or >> > something else? >> > >> >> According to >> http://lists.freedesktop.org/archives/nouveau/2010-August/006142.html >> and the following mails/patches : XvMC. >> >> Not sure what is possible on nv40 but that subject was discussed >> quickly here: >> http://lists.freedesktop.org/archives/nouveau/2010-May/005726.html > > Initially I would say XVMC. VDPAU expects full hw bitstream > decode. XVMC only does decode starting at idct/mb. I am guessing it > is possible to support VDPAU by doing the earlier stages in software > then handling the reset to hw. Well, unless someone figures out some > way to handle the full pipeline in hw via shaders which is something > I have no time or knowledge. >
I think it would be better if one could do vdpau in software and then initially offload the idct/mb to the hardware. The reason being vdpau supports mpeg2 and mpeg4, XVMC only supports mpeg2. _______________________________________________ Nouveau mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/nouveau
