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pactl: add get_source_volume command

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Part-of: <https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/merge_requests/430>
This commit is contained in:
Jason Nader 2020-12-10 13:58:20 +09:00 • committed by PulseAudio Marge Bot
parent 258bc97fb1
commit bc8d615c1b
2 changed files with 42 additions and 1 deletions
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5
man/pactl.1.xml.in
View file

@ -211,6 +211,11 @@ License along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
volume values are given their number has to match the sink's number of channels.</p></optdesc>
</option>
<option>
<p><opt>get-source-volume</opt> <arg>SINK</arg></p>
<optdesc><p>Get the volume of the specified source (identified by its symbolic name or numerical index) displayed in the same format as the `info` command.</p></optdesc>
</option>
<option>
<p><opt>set-source-volume</opt> <arg>SOURCE</arg> <arg>VOLUME [VOLUME ...]</arg></p>
<optdesc><p>Set the volume of the specified source (identified by its symbolic name or numerical index).

38
src/utils/pactl.c
View file

@ -128,6 +128,7 @@ static enum {
SET_DEFAULT_SOURCE,
GET_SINK_VOLUME,
SET_SINK_VOLUME,
GET_SOURCE_VOLUME,
SET_SOURCE_VOLUME,
SET_SINK_INPUT_VOLUME,
SET_SOURCE_OUTPUT_VOLUME,
@ -1101,6 +1102,27 @@ static void set_sink_volume_callback(pa_context *c, const pa_sink_info *i, int i
}
static void get_source_volume_callback(pa_context *c, const pa_source_info *i, int is_last, void *userdata) {
if (is_last < 0) {
pa_log(_("Failed to get source information: %s"), pa_strerror(pa_context_errno(c)));
quit(1);
return;
}
if (is_last)
return;
pa_assert(i);
char cv[PA_CVOLUME_SNPRINT_VERBOSE_MAX];
printf(("Volume: %s\n"
" balance %0.2f\n"),
pa_cvolume_snprint_verbose(cv, sizeof(cv), &i->volume, &i->channel_map, true),
pa_cvolume_get_balance(&i->volume, &i->channel_map));
complete_action();
}
static void set_source_volume_callback(pa_context *c, const pa_source_info *i, int is_last, void *userdata) {
pa_cvolume cv;
if (is_last < 0) {
@ -1585,10 +1607,14 @@ static void context_state_callback(pa_context *c, void *userdata) {
o = pa_context_get_sink_info_by_name(c, sink_name, set_sink_volume_callback, NULL);
break;
case SET_SOURCE_VOLUME:
case GET_SOURCE_VOLUME:
o = pa_context_get_source_info_by_name(c, source_name, get_source_volume_callback, NULL);
break;
case SET_SOURCE_VOLUME:
o = pa_context_get_source_info_by_name(c, source_name, set_source_volume_callback, NULL);
break;
case SET_SINK_INPUT_VOLUME:
o = pa_context_get_sink_input_info(c, sink_input_idx, get_sink_input_volume_callback, NULL);
break;
@ -2129,6 +2155,16 @@ int main(int argc, char *argv[]) {
if (parse_volumes(argv+optind+2, argc-(optind+2)) < 0)
goto quit;
} else if (pa_streq(argv[optind], "get-source-volume")) {
action = GET_SOURCE_VOLUME;
if (argc < optind+2) {
pa_log(_("You have to specify a source name/index"));
goto quit;
}
sink_name = pa_xstrdup(argv[optind+1]);
} else if (pa_streq(argv[optind], "set-source-volume")) {
action = SET_SOURCE_VOLUME;