You're correct that we can play things through the framebuffer, however,
we get some tearing because the framebuffer is too slow to keep up with
the video. Although things work, it's not the appropriate way to use the
framebuffer. YUV decoding support should allow us to play back video
without any tearing. Of course the quality of playback will be dependent
upon the speed of the computer's processor since the computer will be
decoding the video to YUV before passing it along to the PVR-350.

Also, correct me if I'm wrong, passing all YUV video through the YUV
buffers will free up the framebuffer for OSD stuff.

Jim

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] Behalf Of Andrew
Kohlsmith
Sent: Monday, March 07, 2005 1:57 PM
To: [email protected]
Subject: Re: [ivtv-devel] YUV Decoding


On March 7, 2005 01:50 pm, Sager, Jim wrote:
> I don't mean to be pushy since my ability to help develop the driver is
> quite lacking. This, to me, is the one last area that would give MythTV
> a real boost with respect to playing virtually any type of video format
> thru the PVR-350 tv-out.

I thought it could already play anything through the PVR350 output (at least 
that's what I'm doing...  Now mind you this celeron 1.8 (128k cache) seems to 
chug a little when going from divx -> mpeg2 or whatever the X framebuffer's 
taking, but it does work. :-)

-A.


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