mirrors/pulseaudio
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git synced 2025-10-29 05:40:23 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

pactl: Add a set-sink-formats command

Browse source 
This uses the module-device-restore protocol extension to save formats
on sinks that support it.
This commit is contained in:
Arun Raghavan 2011-08-15 09:47:09 +05:30
parent 8bffbcde1b
commit 0f3be7b72b
2 changed files with 71 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

8
man/pactl.1.xml.in
View file

@ -217,6 +217,14 @@ USA.
<optdesc><p>Set the mute status of the specified sink input (identified by its numerical index).</p></optdesc>
</option>
<option>
<p><opt>set-sink-formats</opt> <arg>SINK</arg> <arg>FORMATS</arg></p>
<optdesc><p>Set the supported formats of the specified sink (identified by its numerical index) if supported by the sink.
<arg>FORMATS</arg> is specified as a semi-colon (;) separated list of formats in the form
'encoding[, key1=value1, key2=value2, ...]' (for example, AC3 at 32000, 44100 and 48000 Hz would be specified as
'ac3-iec61937, format.rate = "[ 32000, 44100, 48000 ]"').
</p></optdesc> </option>
<option>
<p><opt>subscribe</opt></p>
<optdesc><p>Subscribe to events, pactl does not exit by itself, but keeps waiting for new events.</p></optdesc>

66
src/utils/pactl.c
View file

@ -36,6 +36,7 @@
#include <sndfile.h>
#include <pulse/pulseaudio.h>
#include <pulse/ext-device-restore.h>
#include <pulsecore/i18n.h>
#include <pulsecore/macro.h>
@ -55,11 +56,13 @@ static char
*module_args = NULL,
*card_name = NULL,
*profile_name = NULL,
*port_name = NULL;
*port_name = NULL,
*formats = NULL;
static uint32_t
sink_input_idx = PA_INVALID_INDEX,
source_output_idx = PA_INVALID_INDEX;
source_output_idx = PA_INVALID_INDEX,
sink_idx = PA_INVALID_INDEX;
static pa_bool_t short_list_format = FALSE;
static uint32_t module_index;
@ -111,6 +114,7 @@ static enum {
SET_SINK_MUTE,
SET_SOURCE_MUTE,
SET_SINK_INPUT_MUTE,
SET_SINK_FORMATS,
SUBSCRIBE
} action = NONE;
@ -882,6 +886,44 @@ static void get_source_output_volume_callback(pa_context *c, const pa_source_out
pa_operation_unref(pa_context_set_source_output_volume(c, source_output_idx, &cv, simple_callback, NULL));
}
/* PA_MAX_FORMATS is defined in internal.h so we just define a sane value here */
#define MAX_FORMATS 256
static void set_sink_formats(pa_context *c, uint32_t sink, const char *str) {
pa_format_info *f_arr[MAX_FORMATS];
char *format = NULL;
const char *state = NULL;
int i = 0;
while ((format = pa_split(str, ";", &state))) {
pa_format_info *f = pa_format_info_from_string(pa_strip(format));
if (!f) {
pa_log(_("Failed to set format: invalid format string %s"), format);
goto error;
}
f_arr[i++] = f;
pa_xfree(format);
}
pa_operation_unref(pa_ext_device_restore_save_sink_formats(c, sink, i, f_arr, simple_callback, NULL));
done:
if (format)
pa_xfree(format);
while(i--)
pa_format_info_free(f_arr[i]);
return;
error:
while(i--)
pa_format_info_free(f_arr[i]);
quit(1);
goto done;
}
static void stream_state_callback(pa_stream *s, void *userdata) {
pa_assert(s);
@ -1157,6 +1199,10 @@ static void context_state_callback(pa_context *c, void *userdata) {
}
break;
case SET_SINK_FORMATS:
set_sink_formats(c, sink_idx, formats);
break;
case SUBSCRIBE:
pa_context_set_subscribe_callback(c, context_subscribe_callback, NULL);
@ -1270,6 +1316,7 @@ static void help(const char *argv0) {
printf("%s %s %s %s\n", argv0, _("[options]"), "set-(sink-input|source-output)-volume", _("#N VOLUME"));
printf("%s %s %s %s\n", argv0, _("[options]"), "set-(sink|source)-mute", _("NAME|#N 1|0"));
printf("%s %s %s %s\n", argv0, _("[options]"), "set-sink-input-mute", _("#N 1|0"));
printf("%s %s %s %s\n", argv0, _("[options]"), "set-sink-formats", _("#N FORMATS"));
printf("%s %s %s\n", argv0, _("[options]"), "subscribe");
printf(_("\n"
@ -1662,7 +1709,19 @@ int main(int argc, char *argv[]) {
action = SUBSCRIBE;
else if (pa_streq(argv[optind], "help")) {
else if (pa_streq(argv[optind], "set-sink-formats")) {
int32_t tmp;
if (argc != optind+3 || pa_atoi(argv[optind+1], &tmp) < 0) {
pa_log(_("You have to specify a sink index and a semicolon-separated list of supported formats"));
goto quit;
}
sink_idx = tmp;
action = SET_SINK_FORMATS;
formats = pa_xstrdup(argv[optind+2]);
} else if (pa_streq(argv[optind], "help")) {
help(bn);
ret = 0;
goto quit;
@ -1723,6 +1782,7 @@ quit:
pa_xfree(card_name);
pa_xfree(profile_name);
pa_xfree(port_name);
pa_xfree(formats);
if (sndfile)
sf_close(sndfile);