[MPlayer-users] MPlayer volume control misbehaviours

Stefan Lange hoirkman at gmx.de
Sun Jul 20 20:25:37 CEST 2003

The Wanderer wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> The problem:
> When attempting to change the volume with the "/" and "*" keys while
> using ESD audio output, the volume slider appears and the volume
> changes, but the PCM volume krell does not move. When attemptiing to do
> the same using OSS audio output, the volume slider appears and the PCM
> volume krell moves in sync with the MPlayer slider, but the volume
> itself remains unchanged AFAICT.


> My audio is integrated into my motherboard, using (according to the
> motherboard manual) the C-Media CMI8738-MX chipset. I've got no idea 
> what driver is being used; if more information than is in the below is 
> needed, just let me know how to get it, and I'll be willing to pass it 
> along.

You're probably using the oss-driver that comes with the kernel-sources 
(cmpci.o). This driver is somewhat broken (PCM volume control doesn't 
work). Either adjust volume via the MASTER volume control, or give ALSA 
a try.


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