[MPlayer-users] possible to send mono sound to just one speaker?
Corey Hickey
bugfood-ml at fatooh.org
Sun Jul 23 20:19:58 CEST 2006
Alexander Roalter wrote:
>> Normally I would recommend using the channels filter instead of pan, for
>> moving entire channels around without mixing, but in this case the
>> syntax is actually longer:
>> Left speaker -- channels=2:1:0:0 (shortens to channels=2:1)
>> Right speaker -- channels=2:1:0:1
> Seeing this and having problem with my 5.1 setup: is it possible to mix
> stereo signals (and mono, if there is some) into the front speakers,
> wilst retaining a 6 channel output (therefore outputting 6 channels at
> any time, but the rear and subwoofer+center silent?
If I understand your question right, then '-af channels=6' should do it.
> - or to send mono
> signals to the center only...)
-af channels=6:1:0:5
or
-af pan=6:0:0:0:0:1:0
(untested, but might work)
> I'm having problem with my cmicpi chipset (to be found on a Terratec
> Aureon 5.1), which (as I posted earlier) accepts 5.1 only on hw:0,1 (or
> surround51), but outputs stereo on these channels on the rear speakers.
Check alsamixer. My nVidia onboard sound has a "Duplicate Front"
setting; you might find something like that.
> Now what I need would be some settings that work for both stereo and
> surround, so that I would not have to choose a different output any time
> I switch from stereo to surround playback...
Does '-af channels=6' work for that?
-Corey
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