Derek Adams wrote: > Coleman Kane wrote: >> On Wed, 2008-06-04 at 08:14 -0700, Derek Adams wrote: >> >>> Hello, I'm new to this list and I'm interested in development of the >>> CX700M2 xvmc support. >>> I was wondering if people could clue me in with a little more detail >>> than the site contains. >>> >>> 1. Is anyone working on CX700M2 xvmc support? >>> 2. Is anything preventing that development beyond a lack of workforce? >>> Lack of documentation.
>>> I'd like to contribute to the effort of implementing xvmc on this chipset. >>> Thanks! >>> >>> -Derek >>> >> I am attempting to do the same. I've been talking to the rep that runs >> http://linux.via.com, however the news looks grim. It seems that VIA >> won't release the XvMC docs for the newer hardware because they are >> worried about getting sued by the MPEG LA cartel. I've not been able to >> get much traction on convincing them to release it myself. VIA did admit >> that Intel seems to be violating this "agreement" by releasing the same >> information for their IGP chipsets. >> >> If anyone knows has any ideas on pushing this, I'd like to hear. It >> would be really valuable for me to just get the docs, then we could >> write this part ourselves. >> >> > > Has anyone made any attempt at reverse engineering the hardware? The current XvMC code was done thru RE. > Perhaps some of the registers are similar to previous chipsets that we > have existing xvmc code for? Perhaps. The current hardware decoder engine is known as Unified Video Decoder and has a lot of added capacities than the original engine found on the Unichrome and Unichrome Pro. > Does VIA release source of their Linux driver? Only some part of the sources and the hardware decoder is just a binary blob. > Do they have a driver that support xvmc on the CX700M2? > Yes, they do. They also have some patches to xine and mplayer to allow them to take advantage of their binary blob. > Sorry for so many questions! > No worries. Feel free to ask if you have more. Regards, Xavier _______________________________________________ openchrome-users mailing list [email protected] http://wiki.openchrome.org/mailman/listinfo/openchrome-users Main page: http://www.openchrome.org Wiki: http://wiki.openchrome.org User Forum: http://wiki.openchrome.org/tikiwiki/tiki-view_forum.php?forumId=1
