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I want to configure mplayer conf so that the player's default volume is not 25%. I have to increase the volume via the keyboard with every song/flick. I can only find solutions that simply over-pushing the soundcard...

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You can run mplayer with the -af flag:

mplayer -af volume=10:1

where the value 10 means the sound is amplified by 10dB

To set this, edit the mplayer configuration file:


add the option:


The af flag alters the hardware volume. If this doesn't work, you can try specifying the software mixer, and altering the software volume with the options:

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appears that -af volume=10:1 avoids using a software mixer at all, which allows mutes to work better than using softvol. Thanks for the tip! – rogerdpack Dec 27 '12 at 0:48

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