How about WebM? http://www.webmproject.org/
Sounds like it could be useful :) Best Regards, Attila Sukosd ----------------------------------------- DTU Computing Center - www.cc.dtu.dk att...@cc.dtu.dk, gba...@student.dtu.dk, s070...@student.dtu.dk On Thu, Jun 23, 2011 at 1:58 AM, John A. Sullivan III <jsulli...@opensourcedevel.com> wrote: > On Wed, 2011-06-22 at 23:49 +0200, Alon Levy wrote: >> On Wed, Jun 22, 2011 at 03:44:40PM -0400, John A. Sullivan III wrote: >> > On Wed, 2011-06-22 at 17:01 +0200, Alon Levy wrote: >> > > On Wed, Jun 22, 2011 at 09:56:28AM -0400, John A. Sullivan III wrote: >> > > > On Wed, 2011-06-22 at 11:27 +0200, Alon Levy wrote: >> > > > > <snip>> Thank you very much for the explanation. It's pretty much >> > > > > what I >> > > > > > expected - that the codec is different, trading CPU efficiency for >> > > > > > bandwidth inefficiency and I certainly understand the reasons why. >> > > > > > >> > > > > > Is there any thought or plan to make the codec configurable for >> > > > > > those >> > > > > > who are willing to sacrifice CPU for bandwidth, e.g., VP8, Theora, >> > > > > > or >> > > > > > H.264? >> > > > > > >> > > > > >> > > > > I haven't done any testing on this but I think the cpu requirements >> > > > > are large. >> > > > > maybe with hardware doing the encoding this would work well enough. >> > > > > Technically >> > > > > just dropping in a different codec and extending the protocol >> > > > > doesn't sound like >> > > > > a lot of work. Patches welcome? >> > > > <snip> >> > > > I wish I had the skill set to help in that way! Thanks - John >> > > > >> > > Would you be able to provide some benchmarks (choose some pc you have) >> > > for: >> > > encoding speed of >> > > VP8, Theora, H.264 >> > > for various bitdepths and resolutions (you choose, maybe just one - >> > > take the resolutions >> > > of a normal youtube window and a fullscreen of your choice). >> > > ? >> > > >> > > Alon >> > > >> > I would be delighted to do so if it will help. I don't have a clue how >> > to. If you have a link or reference you can point me to, that would be >> > appreciated. Otherwise, it will be off to the world of Internet >> > research. Thanks - John >> >> It's been pointed to me off list that my suggestion was very inaccurate, and >> that perhaps >> we have other considerations, like prefering an open (source, no patents) >> codec like >> Theora even if it is worse then H.264 / VP8. Yaniv gave a link to an already >> old but >> interesting comparison: http://keyj.emphy.de/video-encoder-comparison/ >> >> > > I believe H.264 is heavily patent encumbered even though free but I also > thought that VP8 was now not patent encumbered and as readily usable as > theora. It would seem to be the ideal candidate if using it as a real > time codec is feasible. Again, I'm way out of my depth and merely > spewing a couple of hours of Internet research. Thanks - John > > _______________________________________________ > Spice-devel mailing list > Spice-devel@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/spice-devel > _______________________________________________ Spice-devel mailing list Spice-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/spice-devel
