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Date:      Mon, 2 Jan 2006 23:30:06 +0000
From:      Steve O'Hara-Smith <steve@sohara.org>
To:        freebsd-multimedia@freebsd.org
Subject:   Re: ffmpeg doesn't record sound from WinTV.
Message-ID:  <20060102233006.34c405b5.steve@sohara.org>
In-Reply-To: <200601021939.38720.frank@barda.agala.net>
References:  <200512240440.46994.frank@barda.agala.net> <200601020346.03581.frank@barda.agala.net> <20060102101921.0016de6b.steve@sohara.org> <200601021939.38720.frank@barda.agala.net>

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On Mon, 2 Jan 2006 19:39:37 +0100
"Frank J. Beckmann" <frank@barda.agala.net> wrote:

> > 	First try rebooting and using ffmpeg *without* first running
> > xawtv (or motv) - you can tune the signal by setting the environment
> > variable BKTR_FREQUENCY to a frequency in megahertz. I have a suspicion
> > that xawtv is leaving the sound muted, every bktr card I have seen powers
> > up with the sound unmuted - this will test my suspicion.
> 
> That did it. ffmpeg records sound when I didn't start moTV before. I used moTV 
> to set the channel.

	OK we're on the right track then.

> SLEPT NO signals - 30448 microseconds late
> Segmentation fault (core dumped)

	Now that's odd it doesn't segfault on the new ioctl it segfaults
pn the first frame read - most odd, probably a delayed effect though. I'll
double check the BT848_SAUDIO specs, probably c isn't big enough :( The
trouble is I'm not in a position to test bktr stuff anymore - no inputs
to my cards.

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