[MPlayer-users] Interaction of slave-mode set_volume with commandline -af volume=...

[Reimar Döffinger]

Hello,
On Tue, Jul 31, 2007 at 12:54:40AM +0100, Phil Rhodes wrote:
[...]
> Therefore, I've set -af volume=-200:0 on the commandline I use to launch 
> mplayer, as described in the man page. This correctly mutes sound, but when 
> I use the set_volume slave command to raise volume, nothing happens - all 
> sound remains muted.
> 
> Presumably these two audio level controls are not supposed to be mutual in 
> this way - they're probably at different points in the chain of filters. So, 
> if anyone could suggest a way I can achieve what I need, I'd be very 
> grateful.

Actually, no, the default audio control goes to the mixer hardware,
which lies far outside the filter chain.
You can change it with -softvol.

Greetings,
Reimar Döffinger