2009/12/31 Alexandre Ratchov <a...@caoua.org>

> On Thu, Dec 31, 2009 at 02:13:52AM +0300, Andrej Elizarov wrote:
> > Trying to get fully working my shiny OpenBSD 4.6-stable.
> >
> > Now i had some problem with recording.
> > I'm just playing around about two days and still no love.
> > Can't enumerate all variants that i tried.
> >
> > Try to record with:
> > #aucat -o file.raw
> > or
> > #aucat -e s16le -h raw -o file.raw
> >
>
> could you kill aucat and then try the following:
>
> Does ``aucat -o file.raw'' produces a file with a plausible
> size, around 4 * 44100 * recorded seconds ?
>

# aucat -o file.raw
# ls -l file.raw
-rw-r--r--  1 root  wheel  706560 Dec 31 16:04 file.raw


> If the file size is ok, does record.errors (exposed by
> audioctl) stay zero (or a small integer) ?
>

# audioctl |grep
error

play.error=0
play.errors=0
record.error=0
record.errors=0

If so, does the file contain noise or just zeros? What is
> the result of:
>
> hexdump file.raw |head
>

 hexdump file.raw |head
0000000 ffdb ffdb ff6a ff74 ff7f ff85 ff6d ff78
0000010 ffdd ffdd 0003 0005 fffa fffa 0000 fffd
0000020 fff8 fffe fffd fffc fffc fffb fff9 fffc
0000030 fffb fffd fffc fffb fffd fffc fffe fffd
0000040 fffc fffc fffc fffb fffe fffc fffc fffc
0000050 fffe fffc fffe fffc fffc fffe fffb fffe
0000060 fffc fffb fffc fffe fffc fffd fffc fffd
0000070 fff9 fffc fffb fff9 fffd fffa fffb fffa
0000080 fffc fffc fffb fffc fffc fffb fffd fffd
0000090 fffc fffc fffe fffc fff9 fffc fffd ffff

Seems it's noise.


> If it contains noise, then it's a mixer or wiring problem.
>


> If so, could you set to ``off'' all ``inputs.xxx.mute''
> controls, set to 255 all inputs.xxx, and check that your
> microphone actually works? (you should hear what you're
> saying on the mic).
>
Already tryied it with two diferent mics, standalone and from wired headset,
nothing comes out .
Both mics works, tested on win powered notebook.


> If it works, try one by one all possible values of
> record.source until ``aucat -o file.raw'' produces
> a file with sound.
>
> If it works, does running ``aucat -l'' changes
> anything?
>
> > While playing
> > #aucat -e s16le -h raw -i file.raw
> > has no sound at all, while recording or playing.
> > If in testing time i had in mplayer new Scrubs episodes  (or whatever) i
> > hear that video volume is slightly decreases while "aucat -o file.raw".
> >
>
>
you mean volume decreases during ``aucat -i file.raw'' (not
> ``aucat -o file.raw''), right ?
>

yes, misspelled.



If mic plugged in line input, but inputs.mic.source=mic0  still, i get:

#pkill -9 aucat
# aucat -o file.raw
# audioctl |grep
erro
play.error=0
play.errors=0
record.error=0
record.errors=0
# aucat -i file.raw

aucat freeze, so i must ^C
# audioctl |grep erro
play.error=1
play.errors=2944
record.error=0
record.errors=0

Same, if mic plugged in mic-input, and inputs.mic.source=mic1.



#echo "Here is new mixerctl output"
# mixerctl -v
outputs.master=255,255 volume
outputs.master.mute=off  [ off on ]
outputs.mono=255 volume
outputs.mono.mute=off  [ off on ]
outputs.mono.source=mixerout  [ mixerout mic ]
outputs.hp=255,255 volume
outputs.hp.mute=off  [ off on ]
outputs.surround=255,255 volume
outputs.surround.mute=off  [ off on ]
outputs.center=255 volume
outputs.center.mute=off  [ off on ]
outputs.lfe=255 volume
outputs.lfe.mute=off  [ off on ]
inputs.spkr=255 volume
inputs.spkr.mute=off  [ off on ]
inputs.phone=255 volume
inputs.phone.mute=off  [ off on ]
inputs.mic=255 volume
inputs.mic.mute=off  [ off on ]
inputs.mic.preamp=on  [ off on ]
inputs.mic.source=mic0  [ mic0 mic1 ]
inputs.line=255,255 volume
inputs.line.mute=off  [ off on ]
inputs.cd=255,255 volume
inputs.cd.mute=off  [ off on ]
inputs.video=255,255 volume
inputs.video.mute=off  [ off on ]
inputs.aux=255,255 volume
inputs.aux.mute=off  [ off on ]
inputs.dac=255,255 volume
inputs.dac.mute=off  [ off on ]
record.source=mic  [ mic cd video aux line mixerout mixeroutmono phone ]
record.volume=255,255 volume
record.volume.mute=off  [ off on ]
outputs.extamp=off  [ off on ]
outputs.spdif=off  [ off on ]

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