Re: [ecasound] problems with the loop device and changing formats

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Subject: Re: [ecasound] problems with the loop device and changing formats
From: S. Massy (theanaloguekid_AT_tak.net.dhis.org)
Date: Wed Oct 31 2001 - 18:16:32 EET

On Wed, 31 Oct 2001, Kai Vehmanen <k_AT_eca.cx> wrote:

> On Wed, 31 Oct 2001, S. Massy wrote:
>
> > Still, it seems to be the same problem with low SRs that I first mentioned with
> > alsa devices (xrun). If ever you try to play a .au file at 8000 hz you get a
> > "wait_for_full failed". If my guess is right it probably starts when you
> > drop below 22050 hz, as with the alsa problem. It seems like ecasound's engine
> > has trouble coping with sr's lower than 22050 hz... weird...
>
> Hmm, or possibly, ecasound's -z:db subsystem causes trouble.
>
> Anyway, I tested the following and it works ok with /dev/dsp, still works
> with ALSA, althought causes an xrun warning:
>
> --cut--
> ecasound -i foo.mp3 -f:16,1,8000 -o test.wav -x
>
> ~$ file test.wav
> test.wav: RIFF (little-endian) data, WAVE audio, Microsoft PCM, 16 bit, mono 8000 Hz
>
> ecasound -sr:8000 -f:16,1,8000 -i test.wav -o /dev/dsp
> ecasound_cvs -sr:8000 -f:16,1,8000 -i test.wav -o alsa
> --cut--
>
> ... the last one causes an "(audioio-alsa3) unknown device state!" error
> for some reason. But the playback does still work, even with -z:db
> enabled.
So does it for me... But what about .au files?
>
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