From: Mark Lord <mlord@pobox.com>
To: Andy Walls <awalls@radix.net>
Cc: Hans Verkuil <hverkuil@xs4all.nl>,
linux-media@vger.kernel.org, ivtv-devel@ivtvdriver.org
Subject: Re: cx18: "missing audio" for analog recordings
Date: Sat, 10 Apr 2010 23:21:03 -0400 [thread overview]
Message-ID: <4BC1401F.9080203@pobox.com> (raw)
In-Reply-To: <1270940043.3100.43.camel@palomino.walls.org>
On 10/04/10 06:54 PM, Andy Walls wrote:
>
> Hmmm. Darren's having problems (loss of video/black screen) with my
> patches under my cx18-audio repo, but I'm not quite convinced he doesn't
> have some other PCI bus problem either.
>
> Anyway, my plan now is this:
>
> 1. on cx18-av-core.c:input_change()
> a. set register 0x808 for audio autodetection
> b. restart the format detection loop
> c. set or reset a 1.5 second timeout
>
> 2. after the timer expires, if no audio standard was detected,
> a. force the audio standard by programming register 0x808
> (e.g. BTSC for NTSC-M)
> b. restart the format detection loop so the micrcontroller will
> do the unmute when it detects audio
>
> Darren is in NTSC-M/BTSC land. What TV standard are you dealing with?
..
I'm in Canada, using the tuner for over-the-air NTSC broadcasts.
Cheers!
--
Mark Lord
Real-Time Remedies Inc.
mlord@pobox.com
next prev parent reply other threads:[~2010-04-11 3:21 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-01 16:07 cx18: Unable to find blank work order form to schedule incoming mailbox Mark Lord
2010-03-02 1:34 ` Andy Walls
2010-03-02 5:57 ` Mark Lord
2010-03-02 12:40 ` Andy Walls
2010-03-02 15:00 ` Mark Lord
2010-03-03 1:05 ` Andy Walls
2010-03-15 2:48 ` cx18: "missing audio" for analog recordings Mark Lord
2010-03-15 11:51 ` Andy Walls
2010-03-16 4:49 ` Mark Lord
2010-03-16 11:11 ` Andy Walls
2010-04-10 22:28 ` Mark Lord
2010-04-10 22:54 ` Andy Walls
2010-04-11 0:58 ` Andy Walls
2010-04-11 3:21 ` Mark Lord [this message]
2010-04-11 4:56 ` Andy Walls
2010-04-11 5:03 ` [ivtv-devel] " Andy Walls
2010-04-11 11:47 ` Andy Walls
2010-04-11 13:24 ` Mark Lord
2010-04-11 19:01 ` Andy Walls
2010-04-11 20:52 ` Mark Lord
2010-04-12 20:08 ` Mark Lord
2010-04-12 21:17 ` Andy Walls
2010-04-13 2:22 ` Mark Lord
2010-04-13 2:30 ` Mark Lord
2010-04-13 2:34 ` Mark Lord
2010-04-13 10:35 ` Andy Walls
2010-04-13 12:42 ` Mark Lord
2010-04-14 1:45 ` Andy Walls
2010-04-14 4:32 ` Mark Lord
2010-04-14 4:34 ` Mark Lord
2010-04-14 22:26 ` Mark Lord
2010-04-15 4:46 ` Andy Walls
2010-04-15 5:16 ` Mark Lord
2010-04-15 14:15 ` Mark Lord
2010-04-17 4:43 ` Andy Walls
2010-04-17 12:09 ` Mark Lord
2010-04-17 13:01 ` Mark Lord
2010-04-17 17:18 ` Andy Walls
2010-04-17 17:03 ` Andy Walls
2010-04-16 12:59 ` Andy Walls
2010-04-17 12:18 ` Mark Lord
2010-04-17 17:37 ` Andy Walls
2010-04-16 13:15 ` Andy Walls
2010-04-16 13:29 ` Andy Walls
2010-04-11 19:49 ` Darren Blaber
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