On Wed, Aug 17, 2011 at 4:36 PM, Taneli Vähäkangas <taneli.vahakan...@cs.helsinki.fi> wrote: > > On Wed, Aug 10, 2011 at 09:57:06AM -0400, Alex Deucher wrote: >> >> Yes, src/gallium/auxiliary/vl is the location of the code. It >> currently supports XvMC and VDPAU for mpeg1/2. > > I see. It works, but the output is quite buggy, and features are > missing. Is this to be expected?
Yes, it's still a work in process. > > I think something goes wrong when decoding macroblocks in P and B > frames. Intra macroblocks and thus I frames are correct. The > "dimming" of the image over time (with even zero motion vectors) > might be explained by predictors being discarded at wrong spots, > but I could not find fault in the code. I have no clue yet as to > what might cause every second line to be dark, but am looking at > frame/field and 4:2:0 and 4:2:2 differences. There are known issues with interlaces videos. > > However, debugging is really slow. My current workflow is to plug > my changes to the xorg-edgers mesa source packages and build the > binaries again. This takes about 70 minutes, and requires X > restart. There must be a faster/more convenient way (especially > since my changes end up only in libgallium, not other dlls), how do > other people hack this part of the tree? Easiest is to checkout the mesa git tree and build/install mesa from there. Then when you make changes, all you need to do is rebuild and install, no restart required. Alex > > Cheers, > > Taneli > > _______________________________________________ xorg@lists.freedesktop.org: X.Org support Archives: http://lists.freedesktop.org/archives/xorg Info: http://lists.freedesktop.org/mailman/listinfo/xorg Your subscription address: arch...@mail-archive.com
