Help with TV capture (mplayer/brooktree/audigy)

Mario Sergio Fujikawa Ferreira lioux at
Sun Apr 24 19:21:49 PDT 2005

On Thu, Apr 21, 2005 at 02:59:28AM -0700, Jacob Meuser wrote:
> On Thu, Apr 21, 2005 at 10:25:51AM +0100, Steve O'Hara-Smith wrote:
> > > 	2) Every few seconds the video stream seems to choke; thus,
> > > giving me an effect similar to the famous interlaced "blinders
> > > effect" so I added a deinterlacer filter
> > 
> > 	Sync detection problems perhaps.
> this can be tweaked a bit.
> look for SYNC_LEVEL in the driver.  try ADC_CRUSH instead of ADC_SYNC_T.
> to me, it is a bit less interlaced looking.  the linux bttv uses either
> ADC_CRUSH or 0 for this, BTW.

	I'm building a kernel right now with this modification to


	Any other indications on what we could do INSIDE the driver
to make more reliable, some improvements at the signal handling...etc?

	I am not advocating adding a ring buffer there since that
it is more appropriate for application level than kernel driver
interface. Though it is alwaays something to propose in both
FreeBSD-arch and FreeBSD-multimedia

	I am open for suggestions. Let me know if there are other
hacks you think would be helpful.


Mario S F Ferreira - DF - Brazil - "I guess this is a signature."
feature, n: a documented bug | bug, n: an undocumented feature
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