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128 lines
3.5 KiB
Bash
Executable file
128 lines
3.5 KiB
Bash
Executable file
#!/bin/sh
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#################################################################################
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# kmixremote - control kmix from a script.
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#
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# Set volume
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# Get volume
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# Mute
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#################################################################################
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usage()
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{
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echo "Usage:"
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echo "List mixers # $0 list"
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echo "List controls # $0 list <mixer>"
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echo "Get Volume # $0 get [--master | <mixer> <control>]"
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echo "Set Volume # $0 set [--master | <mixer> <control>] <0..100>"
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echo "Mute/Unmute # $0 mute [--master | <mixer> <control>] true|false"
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echo
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}
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exit_with_error()
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{
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echo "Error: $1"
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echo
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usage
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exit 1
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}
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# Prints the mixer DBUS ID's on the console. leaving out the "/Mixers/" prefix
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listMixers()
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{
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qdbus org.kde.kmix /Mixers org.freedesktop.DBus.Properties.Get org.kde.KMix.MixSet mixers | cut -f3 -d/
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errorCode=$?
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if test $errorCode != 0; then
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echo "Error $errorCode listing mixers. KMix is not running."
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fi
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}
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# Prints the mixer control DBUS ID's of the given mixer on the console. leaving out the "/Mixers/" prefix
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listControls()
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{
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qdbus org.kde.kmix $1 org.freedesktop.DBus.Properties.Get org.kde.KMix.Mixer controls | cut -f4 -d/
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errorCode=$?
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if test $errorCode != 0; then
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echo "Error $errorCode listing controls. KMix is not running."
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fi
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}
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command=""
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if ! type qdbus >/dev/null 2>&1 ; then
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exit_with_error "$0 requires qdbus, but it cannot be found. Please install or check \$PATH"
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fi
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# Read args
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while true; do
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arg=$1
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shift
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if test -z "$arg"; then
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break
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elif test "x--master" = "x$arg"; then
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mixer="$(qdbus org.kde.kmix /Mixers org.kde.KMix.MixSet.currentMasterMixer)"
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control="$(qdbus org.kde.kmix /Mixers org.kde.KMix.MixSet.currentMasterControl)"
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elif test "x--help" = "x$arg" -o "x-h" = "x$arg"; then
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usage
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exit 0
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else
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# If not a specific option, then interpret as standad args, in this order: command, mixer, control and genericArg
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if test -z "$command"; then
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command=$arg
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elif test -z "$mixer"; then
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mixer="${arg}"
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elif test -z "$control"; then
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control=$arg
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elif test -z "$genericArg"; then
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genericArg=$arg
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else
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exit_with_error "Too many aguments"
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fi
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fi
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#echo $arg
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done
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if test -z "$command"; then
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usage
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echo "<mixer> - The mixer to use. Select one from the following list:"
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echo "-----------------------------------------------------------------"
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listMixers
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exit 0
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elif test "xlist" = "x$command"; then
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if test -z "$mixer"; then
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listMixers
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else
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# List controls
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listControls "/Mixers/${mixer}"
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fi
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exit 0
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fi
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# All following commands require a mixer
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if test -z "$mixer"; then
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exit_with_error "<mixer> argument missing"
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fi
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if test -z "$control"; then
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exit_with_error "<control> argument missing"
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fi
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# All following commands require a mixer and a control
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targetControl="/Mixers/${mixer}/${control}"
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#echo "ARGS: $command $targetControl $genericArg"
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# --- EXECUTE PHASE --------------------------------------------------------------------------------------------------
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if test "xget" = "x$command"; then
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# GET
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qdbus org.kde.kmix $targetControl org.freedesktop.DBus.Properties.Get org.kde.KMix.Control volume
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elif test "xset" = "x$command"; then
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# SET
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qdbus org.kde.kmix $targetControl org.freedesktop.DBus.Properties.Set org.kde.KMix.Control volume $genericArg
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elif test "xmute" = "x$command"; then
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# MUTE
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qdbus org.kde.kmix $targetControl org.freedesktop.DBus.Properties.Set org.kde.KMix.Control mute $genericArg
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else
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exit_with_error "No such command '$command'"
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fi
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exit 0
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