On Tue, 14 Oct 2003 14:47:00 +0200
Frank Barknecht <[EMAIL PROTECTED]> wrote:

> Hallo,
> [EMAIL PROTECTED] hat gesagt: // [EMAIL PROTECTED] wrote:
> 
> > Finally, when I use surround51, the rear speakers actually produce
> > sound! Can XMMS also use surround51?
> 
> Maybe with the xmms-alsa-plugin? 
> 
> > Also with mplayer when I perform the following:
> > 
> > $ mplayer -channels 6 -ao alsa9 <avifile>
> > 
> > I do not hear anything from the rear speakers.
> > 
> > Here is what mplayer has to say about the sound:
> > 
> > "Checking audio filter chain for 48000Hz/2ch/16bit ->
> > 48000Hz/6ch/16bit... AF_pre: af format: 2 bps, 2 ch, 48000 hz,
> > little endian signed int AF_pre: 48000Hz 2ch Signed 16-bit
> > (Little-Endian) alsa-init: testing and bugreports are welcome.
> > alsa-init: requested format: 48000 Hz, 6 channels, Signed 16-bit 
> > (Little-Endian)
> > alsa-init: 1 soundcard found, using: hw:0,0
>                                        ^^^^^^
> That's the error: mplayer is one of the many stupid programs that
> always try to use hw:0, hw:1, ... Please report this as a bug to
> the mplayer team: mplayer should allow the selection of devices by
> name, like for example "mplayer -ao alsa9 -alsadevice
> plug:surround51" (this is made up and doesn't work, of course). 

You can select the device like this:

mplayer -ao alsa9:plughw
mplayer -ao oss:/dev/dsp1

and such

-
Myk

 


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