Re: SAA7134 picture distorted

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On Mon, Nov 03, 2003 at 05:29:15PM +0100, Ole Reinartz wrote:
> Here is where the problems begin:
> http://home.pages.at/orei/398.jpg
> While my hand moves down through the picture suddenly random grey (?) 
> horizontal lines appear in the area of movement. They move around 
> randomly for some frames and suddenly disappear again when the movement 
> is gone.


I got the same effect with flyvideo3000 when playing with pci latency
values. I cant give you more specific information about this as it was a
few month ago :)


> I'm running a Redhat 8.0 system. Kernel is 2.4.20 + v4l2 patches. The 
> driver is inserted with
> /sbin/modprobe saa7134 card=6
> Further I'm using MEncoder dev-CVS-030623-06:00-3.2 with the following 
> command line for recording:
> mencoder tv:// -tv 
> driver=v4l:input=3:width=720:height=576:fps=25:norm=PAL:forceaudio:adevice=/dev/audio:amode=1 
> -lavcopts vcodec=mpeg4:vbitrate=2000  -ovc lavc -oac pcm -o test.avi
> 
> The processor load (Duron 800) is always at around 60%.
> The same problem appears with xawtv (version 3.82) when just monitoring 
> the composite input.
> What could that be? There shouldnt be any 'dynamic compression' in the 
> chipset so that movement could saturate the PCI bus, right?

-- 
                                       Robert L. RAKSI
 
   -- The Microsoft of Borg: Patches Are Futile! --




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