Re: aloop crackles

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7 okt 2008 kl. 20.02 skrev klondike:

2008/10/7 klondike <franxisco1988@xxxxxxxxx>:
2008/10/7 Jonathan Selander <jonathan@xxxxxxxxx>:
Hi,

I'm using aloop in a box without any soundcard to loop wave files to
an input device in skype. The audio works, but crackles and pops a
lot. Yesterday when i set it up i could play a 44.1/16/stereo wave
file through it without problems, but today that didn't work and i got
the "set_params:909: Channels count non available" error.

Switching to plughw:0 from hw:0 fixed that, but instead i get crackles
and pops, so the audio is quite hard to listen to.

I play files with:

aplay -D plughw:0 file.wav

Skype uses aloopin as input device which is defined like this
in .asoundrc:

pcm.aloopin {
       type hw
       card 0
       device 1
       subdevice 0
}

ctl.aloopin {
       type hw
       card 0
       device 1
       subdevice 0
}

Skype also uses plughw:1 as output devices to prevent conflicts with
aplay

Thanks

The strange thing is that it doesn't segfaults. Just try the null
module (I think it's snd_null) and redirect skype's output there.


Another thing, ensure that skype is reading the output before using
aplay, and just in case try this:
aplay -D plughw:0,0 file.wav

This didn't seem to do it.. the sound is still messed up :(

Any other idea(s)?

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