Subject: Re: [ecasound] Trouble with capture and latest alsa
From: Jeremy Hall (jhall@uu.net)
Date: Mon Jul 16 2001 - 14:29:56 EEST
I'm pretty sure this is not a dma thing. Thanks for the words on
chkconfig, never knew that existed.
_J
In the new year, Luke Tindall wrote:
> On Friday 13 July 2001 18:17, you wrote:
> > > Have you tried recording with arecord?
> >
> > Yeah,
> >
> > It *almost* works. It performs as expected, until
> > the amplitude reaches about 10000, or 1/3 of max.
> > At that point it seems to act like a compressor, and
> > no amount of input will get it to output a stronger
> > signal.
>
> Sounds very much like a driver problem. Shame, I was thinking of getting the
> very same card some time in the future. On the alsa-devel list there is some
> talk about problems with DMA memory allocation. Paul Davies suggests loading
> the driver as early as possible at boot time. If you are launching alsa with
> the init script try changing the order in which the alsa script is called .
> On my rh7.1 machine the script is designated S87 ie linked to
> /etc/rc.d/rc5.d/S86alsasound. Edit the alsasound file stored in the
> /etc/init.d (maybe in a different location on different distributions) and
> change the line:
>
> # chkconfig: 2345 87 14
>
> To something like:
>
> # chkconfig: 2345 07 14
>
> Then if available update with:
>
> chkconfig --add alsasound
>
> This launches alsasound before any other daemons on my machine.
>
> >
> > Previous versions of ALSA worked ok, but uniform
> > support for multi-channel cards is in the latest
> > version, so I want to stick with that. It seems
> > though for some reason that every program that I
> > try plays fine, but has some unique problem when
> > recording. Very frustrating.
> >
> > I'm trying to write the ALSA list about this, but
> > I'm unable to subscribe to the list as yet.
>
>
> Also you could try asking someone on the lad mailing list if they have a
> working delta 44.
>
> --
> Luke Tindall
> --
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>
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