From ba40440203a293192ec8858df6c5e0f137494298 Mon Sep 17 00:00:00 2001 From: Simon Gomizelj Date: Sat, 11 Aug 2012 01:27:07 -0400 Subject: add support to enumerate and operate on sources --- pulsemix.c | 130 ++++++++++++++++++++++++++++++++++++++++++++++++------------- 1 file changed, 103 insertions(+), 27 deletions(-) diff --git a/pulsemix.c b/pulsemix.c index bd565ca..6741a09 100644 --- a/pulsemix.c +++ b/pulsemix.c @@ -116,6 +116,12 @@ int xstrtol(const char *str, long *out) return 0; } +static void populate(struct io_t *node) +{ + node->volume_percent = (int)(((double)pa_cvolume_avg(&node->volume) * 100) + / PA_VOLUME_NORM); +} + static struct io_t *sink_new(const pa_sink_info *info) { struct io_t *sink = calloc(1, sizeof(struct io_t)); @@ -126,16 +132,34 @@ static struct io_t *sink_new(const pa_sink_info *info) sink->desc = strdup(info->description); sink->pp_name = "sink"; memcpy(&sink->volume, &info->volume, sizeof(pa_cvolume)); - sink->volume_percent = (int)(((double)pa_cvolume_avg(&sink->volume) * 100) - / PA_VOLUME_NORM); sink->mute = info->mute; sink->fn_mute = pa_context_set_sink_mute_by_index; sink->fn_setvol = pa_context_set_sink_volume_by_index; + populate(sink); return sink; } +static struct io_t *source_new(const pa_source_info *info) +{ + struct io_t *source = calloc(1, sizeof(struct io_t)); + + source->type = TYPE_SOURCE; + source->idx = info->index; + source->name = strdup(info->name); + source->desc = strdup(info->description); + source->pp_name = "source"; + memcpy(&source->volume, &info->volume, sizeof(pa_cvolume)); + source->mute = info->mute; + + source->fn_mute = pa_context_set_source_mute_by_index; + source->fn_setvol = pa_context_set_source_volume_by_index; + + populate(source); + return source; +} + static void sink_add_cb(pa_context UNUSED *c, const pa_sink_info *i, int eol, void *raw) { @@ -146,12 +170,23 @@ static void sink_add_cb(pa_context UNUSED *c, const pa_sink_info *i, int eol, return; sink = sink_new(i); - - if (pulse->head != NULL) - sink->next = pulse->head; + sink->next = pulse->head; pulse->head = sink; } +static void source_add_cb(pa_context UNUSED *c, const pa_source_info *i, int eol, void *raw) +{ + struct pulseaudio_t *pulse = raw; + struct io_t *source; + + if (eol) + return; + + source = source_new(i); + source->next = pulse->head; + pulse->head = source; +} + static void server_info_cb(pa_context UNUSED *c, const pa_server_info *i, void *raw) { @@ -160,6 +195,13 @@ static void server_info_cb(pa_context UNUSED *c, const pa_server_info *i, *sink_name = i->default_sink_name; } +static void source_info_cb(pa_context UNUSED *c, const pa_server_info *i, void *raw) +{ + const char **source_name = (const char **)raw; + + *source_name = i->default_source_name; +} + static void state_cb(pa_context UNUSED *c, void *raw) { struct pulseaudio_t *pulse = raw; @@ -286,6 +328,25 @@ static void get_default_sink(struct pulseaudio_t *pulse) get_sink_by_name(pulse, sink_name); } +static void get_source_by_name(struct pulseaudio_t *pulse, const char *name) +{ + pa_operation *op = pa_context_get_source_info_by_name(pulse->cxt, name, + source_add_cb, pulse); + pulse_async_wait(pulse, op); + pa_operation_unref(op); +} + +static void get_default_source(struct pulseaudio_t *pulse) +{ + const char *source_name; + pa_operation *op = pa_context_get_server_info(pulse->cxt, source_info_cb, + &source_name); + pulse_async_wait(pulse, op); + pa_operation_unref(op); + + get_source_by_name(pulse, source_name); +} + static int set_default_sink(struct pulseaudio_t *pulse, const char *sinkname) { pa_operation *op; @@ -360,19 +421,20 @@ void usage(FILE *out) { fprintf(out, "usage: %s [options] ...\n", program_invocation_short_name); fputs("\nOptions:\n", out); - fputs(" -h, --help, display this help and exit\n", out); - fputs(" -s, --sink control a sink other than the default\n", out); + fputs(" -h, --help, display this help and exit\n", out); + fputs(" -o, --sink control a sink other than the default\n", out); + fputs(" -i, --source control a source\n", out); fputs("\nCommands:\n", out); - fputs(" list list available sinks\n", out); - fputs(" get-volume get volume for sink\n", out); - fputs(" set-volume VALUE set volume for sink\n", out); - fputs(" increase VALUE increase volume\n", out); - fputs(" decrease VALUE decrease volume\n", out); - fputs(" mute mute active sink\n", out); - fputs(" unmute unmute active sink\n", out); - fputs(" toggle toggle mute\n", out); - fputs(" set-sink SINKNAME set default sink\n", out); + fputs(" list list available sinks\n", out); + fputs(" get-volume get volume for sink\n", out); + fputs(" set-volume VALUE set volume for sink\n", out); + fputs(" increase VALUE increase volume\n", out); + fputs(" decrease VALUE decrease volume\n", out); + fputs(" mute mute active sink\n", out); + fputs(" unmute unmute active sink\n", out); + fputs(" toggle toggle mute\n", out); + fputs(" set-sink SINKNAME set default sink\n", out); exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS); } @@ -405,26 +467,40 @@ int main(int argc, char *argv[]) { struct pulseaudio_t pulse; enum action verb; - char *sink = NULL; + char *id = NULL; union arg_t value; int rc = 0; + const char *pp_name = "sink"; + void (*fn_get_default)(struct pulseaudio_t *) = get_default_sink; + void (*fn_get_by_name)(struct pulseaudio_t *, const char*) = get_sink_by_name; + static const struct option opts[] = { { "help", no_argument, 0, 'h' }, - { "sink", required_argument, 0, 's' }, + { "sink", optional_argument, 0, 'o' }, + { "source", optional_argument, 0, 'i' }, { 0, 0, 0, 0 }, }; for (;;) { - int opt = getopt_long(argc, argv, "hs:", opts, NULL); + int opt = getopt_long(argc, argv, "ho:i:", opts, NULL); if (opt == -1) break; switch (opt) { case 'h': usage(stdout); - case 's': - sink = optarg; + case 'o': + id = optarg; + fn_get_default = get_default_sink; + fn_get_by_name = get_sink_by_name; + pp_name = "sink"; + break; + case 'i': + id = optarg; + fn_get_default = get_default_source; + fn_get_by_name = get_source_by_name; + pp_name = "source"; break; default: exit(1); @@ -465,13 +541,13 @@ int main(int argc, char *argv[]) print_all(&pulse); } else { /* determine sink */ - if (sink) { - get_sink_by_name(&pulse, sink); - } else - get_default_sink(&pulse); + if (id && fn_get_by_name) + fn_get_by_name(&pulse, id); + else if (fn_get_default) + fn_get_default(&pulse); - if(pulse.head == NULL) - errx(EXIT_FAILURE, "sink not found: %s", sink ? sink : "default"); + if (pulse.head == NULL) + errx(EXIT_FAILURE, "%s not found: %s", pp_name, id ? id : "default"); switch (verb) { case ACTION_GETVOL: -- cgit v1.2.3