From: marcin kowalski <yoshi314@gmail.com>
To: hermann pitton <hermann-pitton@arcor.de>
Cc: linux-dvb@linuxtv.org
Subject: Re: [linux-dvb] hvr-1300 analog audio question
Date: Sat, 5 Jul 2008 13:03:22 +0200 [thread overview]
Message-ID: <20080705110322.GA3898@watanabe> (raw)
In-Reply-To: <51029ae90807050218v3c10b69bl261690ac3d9ed680@mail.gmail.com>
On 11:18 Sat 05 Jul , yoshi watanabe wrote:
> one small update. when i run the arecord | aplay combo with these parameters :
>
> arecord -D hw:1,0 -c 2 -f S16 --period-size=8192 --buffer-size=524288 | aplay -
>
> or with omitting the --period-size=8192 --buffer-size=524288
>
> i hear noise. but when i start tvtime, right after video appears on
> screen i usually get 1-2 seconds of clear audio, and then noise comes
> in. i might be on to something. when i discard the buffering
> parameters sometimes arecord or aplay complain about buffer underrun.
> tvtime does not use cx88 mixes by default, by if i specify /
>
> also this command
> arecord -D hw:1,0 -c 2 -f S16_LE --period-size=65536
> --buffer-size=524288 -r 48000| aplay -r 48000 -
>
> gives me very few errors now. noise pick ups when the sounds get
> louder though, but feel i'm really close now.
>
> this is on a freshly installed system with mpeg encoder module
> disabled. i'll do some more testing.
>
>
this mail got strangely garbled when i sent it. it certainly didn't look like this when i sent it.
the thing is - i'm pretty close to success. i'll try building cx88 modules from ~rmcc branch to see whether they make a
difference.
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next prev parent reply other threads:[~2008-07-05 11:04 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-30 9:03 [linux-dvb] hvr-1300 analog audio question yoshi watanabe
2008-06-30 9:24 ` Simon Farnsworth
[not found] ` <51029ae90806300304s106305u36be341e80b69b2a@mail.gmail.com>
2008-06-30 10:11 ` Simon Farnsworth
2008-06-30 12:36 ` yoshi watanabe
2008-06-30 15:04 ` marcin kowalski
2008-06-30 23:57 ` hermann pitton
2008-07-01 5:20 ` marcin kowalski
2008-07-05 9:18 ` yoshi watanabe
2008-07-05 11:03 ` marcin kowalski [this message]
2008-07-05 22:56 ` hermann pitton
2008-07-06 12:08 ` marcin kowalski
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