|AUCATCTL(1)||General Commands Manual||AUCATCTL(1)|
aucatctlutility sends MIDI volume controller messages (number 7) to adjust the volume of audio programs using sndiod(1) server for output. It can send a master volume system exclusive messages as well to control the volume of the mix of all streams.
The options are as follows:
In no expression is given,
displays the list of streams known by the server and their respective
volumes. If an expression is a stream name, then the volume of this stream
is displayed. If the expression is a stream name followed by
“=” followed by a decimal in the 0..127 range, then the stream
volume is set to the given value.
The special master stream corresponds to the mix of all streams and sends master volume system exclusive messages.
$ aucatctl sox0=127 mplayer0=127 aucat0=127 master=127
Set master volume to 85 and mplayer volume to 100
$ aucatctl master=85 mplayer0=100 master -> 85 mplayer0 -> 100
|November 29, 2010||x86_64|