On Thu, Oct 02, 2008 at 06:55:08PM +0300, Vladimir Kirillov wrote:
> On 14:31 Thu 02 Oct, Jacob Meuser wrote:
> > > inputs.mic=127,127
> > probably need to raise this to 255
>
> Tried it,
>
> > > inputs.sel.source=mic
> >
> > what other sources are available? use `mixerctl -v' to see the
> > options.
>
> inputs.sel.source=mic [ mic speaker5 speaker6 speaker7 speaker3 headphones
> speaker ]
>
> > > inputs.sel2.source=speaker3
> > what other sources are available? `mixerctl -v'
> inputs.sel2.source=headphones [ mic speaker5 speaker6 speaker7 speaker3
> headphones speaker2 ]
> (same as inputs.sel.source)
>
> > > inputs.usingdac=02
> > > record.usingadc=07
> >
> > do you have `08' as a choice here? if I'm reading the datasheet right,
> > inputs.sel corresponds to one of adc 07 or 08, inputs.sel2 corresponds
> > to the other. anyway, I'd wait to try fiddling with this last.
> > raise the amp outputs first, check the sources, and if that fails,
> > try a different adc.
>
> I tried to play with it too, but it gave no effect.
> BUT:
>
> i played with mixerctl a little more:
>
> inputs.mic: 127,127 -> 254,254
> inputs.sel.source: headphones -> mic
>
> and managed to record the sound, but the playback of it was too fast, i
> could not hear any words (the 5-seconds record was played for ~0.7 sec).
>
what command did you use to record the file?
> i also could not lower the rate of playback:
>
> $ aucat -r 22000 -i file.raw
> /dev/audio: can't set audio params to s16le,0:1,22000Hz: Invalid
> argument
>
there seems to be a problem with the driver (afaik it should select
other usable parameters instead of failing)
you can workaround this by forcing it to use 44.1kHz, while
resampling 22kHz -> 44.1kHz, as follows:
aucat -r 22000 -i file.raw -u -R 44100
-- Alexandre
