On Saturday 13 December 2008 20:44:10 Silver Salonen wrote:
> Hello.
>
> I just got a new PC and installed OpenSuse 11.1 (having ALSA 1.0.18) there.
> The old computer had OpenSuse 11.0 with ALSA 1.0.17.
>
> I have E-MU 0404 USB soundcard and I have such .asoundrc to use it:
> =====
> pcm.!default {
> type plug
> slave.pcm "asymUsb"
> }
> pcm.asymUsb {
> type asym
> playback.pcm "dmixUsb"
> capture.pcm "dsnoop"
> }
> pcm.dmixUsb {
> type dmix
> ipc_key 1024 default 0600)
> slave {
> pcm "pcmUsb"
> period_size 1024
> }
> }
> pcm.pcmUsb {
> type hw
> card USB
> }
> =====
>
> After the switch (from ALSA 1.0.18 to 1.0.17 is the one that counts, I
guess)
> there's a strong noise (high-pitch, sounds a bit like there was an over-
> amplification or smth) while playing sounds. If I use slave.pcm "pcmUsb"
> instead of "asymUsb" the noise is gone and everything is fine (besides the
> incapability of simultaneous sounds), so I guess it's dmix's fault.
>
> Any clue why?
>
> --
> Silver
Sorry, .asoundrc got a bit messed up (my messy fingers while deleting
unnecessary comments etc) - pcm.dmixUsb part looks like this instead:
pcm.dmixUsb {
type dmix
ipc_key 1024
slave {
pcm "pcmUsb"
rate 48000
period_size 1024
}
}
--
Silver
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