diff options
Diffstat (limited to 'src/audiomixertest.c')
| -rw-r--r-- | src/audiomixertest.c | 64 |
1 files changed, 30 insertions, 34 deletions
diff --git a/src/audiomixertest.c b/src/audiomixertest.c index 4d196be..b3a451a 100644 --- a/src/audiomixertest.c +++ b/src/audiomixertest.c @@ -193,34 +193,30 @@ static void show_help (void) "\n" " -h, --help Show this help\n" " -p, --print-controls prints controls\n" - " -i, --id control id(serial#) of the control, take a look at the controls to get the id of control\n" - " Examples:\n" - " audio-mixer-test -> prints the controls and help text\n" - " audio-mixer-test -p -> prints only the controls\n" - " -v, --set-volume set volume level for a volume control(all controls except bass and treble) this option sets\n" - " volume for all the channels, for setting channel specific volumes check -l or -r options\n" - " Examples:\n" - " audio-mixer-test -v 0.2 -> sets volume(for all channels) of the 1st control(default id)\n" - " with 0.2\n" - " audio-mixer-test -i 9 -v 0.2 -> sets volume of the 9th control with 0.2\n" - " -l, --left-chan-vol set left channel volume for a volume control(all controls except bass and treble)\n" - " -r, --right-chan-vol set right channel volume for a volume control(all controls except bass and treble)\n" - " only stereo channels are supported for now, and vol update on both the channels is required\n" - " Examples:\n" - " audio-mixer-test -l 0.2 -> gives an error as only one channel is updated\n" - " audio-mixer-test -l 0.1 -r 0.2 -> sets left channel volume of 0.1 and right channel volume of\n" - " 0.2 on the 1st control (default id) with 0.2\n" - " audio-mixer-test -i 9 -l 0.1 -r 0.2 -> sets left channel volume of 0.1 and right channel volume\n" - " of 0.2 on the 9th control with 0.2\n" - " -g, --set-gain set gain level for gain controls like bass and treble\n" - " Examples:\n" - " audio-mixer-test -i 12 -g 0.8 -> sets gain of the 11th control with 0.8\n" - " -m, --set-mute mute/unmute volume controls(all controls except bass and treble) takes no arguments\n" - " Examples:\n" - " audio-mixer-test -m -> mutes the 1st control (default id)\n" - " audio-mixer-test -m -> unmutes the 1st control (default id), if it is issued after\n" - " the above command\n" - " audio-mixer-test -i 9 -m -> mutes 9th control (Multimedia) with 0.8\n"); + " -i, --id control id (serial#) of the control to apply volume changes to\n" + " -v, --set-volume Set volume level for a volume control (all controls except bass and treble)\n" + " This option sets volume for all the channels, see -l or -r for individual channels\n" + " Examples:\n" + " audio-mixer-test -v 0.2 -> sets volume (for all channels)\n" + " of the 1st control (default id) to 0.2\n" + " audio-mixer-test -i 9 -v 0.2 -> sets volume of the 10th control to 0.2\n" + " -l, --left-chan-vol Set left channel volume for a volume control (all controls except bass and treble)\n" + " -r, --right-chan-vol Set right channel volume for a volume control (all controls except bass and treble)\n" + " Only stereo channels are supported for now, and vol update on both the channels is required\n" + " Examples:\n" + " audio-mixer-test -l 0.2 -> gives an error as only one channel is updated\n" + " audio-mixer-test -l 0.1 -r 0.2 -> sets left channel volume to 0.1 and right channel volume\n" + " to 0.2 on the 1st control (default id)\n" + " audio-mixer-test -i 9 -l 0.1 -r 0.2 -> sets left channel volume to 0.1 and right channel volume\n" + " to 0.2 on the 10th control\n" + " -g, --set-gain Set gain level for gain controls like bass and treble\n" + " Examples:\n" + " audio-mixer-test -i 12 -g 0.8 -> sets gain of the 13th control to 0.8\n" + " -m, --set-mute mute/unmute volume controls (all controls except bass and treble)\n" + " Examples:\n" + " audio-mixer-test -m -> mutes or unmutes the 1st control (default id)\n" + " depending on the previous mute state (toggle switch)\n" + " audio-mixer-test -i 9 -m -> toggles mute on the 10th control\n"); } static const struct option long_options[] = { @@ -314,14 +310,14 @@ main (gint argc, gchar **argv) id = atoi (optarg); if (!(id >= 0 && id < self.nctrls)) { ret = -1; - fprintf (stderr, "id(%d) is invalid\n", id); + fprintf (stderr, "id '%d' is invalid\n", id); } break; case 'v': vol = (double)atof (optarg); if (id == -1) { - fprintf (stderr, "control id not given defaulting it to 0(Master Playback)\n"); + fprintf (stderr, "control id not given, defaulting it to 0 (Master Playback)\n"); id = 0; } @@ -336,7 +332,7 @@ main (gint argc, gchar **argv) case 'l': if (id == -1) { - fprintf (stderr, "control id not given defaulting it to 0(Master Playback)\n"); + fprintf (stderr, "control id not given, defaulting it to 0 (Master Playback)\n"); id = 0; } @@ -346,7 +342,7 @@ main (gint argc, gchar **argv) case 'r': if (id == -1) { - fprintf (stderr, "control id not given defaulting it to 0(Master Playback)\n"); + fprintf (stderr, "control id not given, defaulting it to 0 (Master Playback)\n"); id = 0; } @@ -356,7 +352,7 @@ main (gint argc, gchar **argv) case 'm': if (id == -1) { - fprintf (stderr, "control id not given defaulting it to 0(Master Playback)\n"); + fprintf (stderr, "control id not given, defaulting it to 0 (Master Playback)\n"); id = 0; } @@ -372,7 +368,7 @@ main (gint argc, gchar **argv) case 'g': gain = atof (optarg); if (id == -1) { - fprintf (stderr, "control id not given defaulting it to 11(bass)\n"); + fprintf (stderr, "control id not given defaulting it to 11 (bass)\n"); id = 11; /* bass ctrl */ } |