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alsa-ucm: parse correctly the device values

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The UCM library is used to get the fallback values from the verbs
and the defaults section. There is no reason to duplicate this code
inside application.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2019-12-06 21:51:47 +01:00 • committed by Arun Raghavan
parent f62a49b8cf
commit 4c64f73c97
1 changed files with 7 additions and 48 deletions
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55
src/modules/alsa/alsa-ucm.c
View file

@ -141,30 +141,6 @@ static struct ucm_info dev_info[] = {
{NULL, 0}
};
/* UCM profile properties - The verb data is store so it can be used to fill
* the new profiles properties */
static int ucm_get_property(pa_alsa_ucm_verb *verb, snd_use_case_mgr_t *uc_mgr, const char *verb_name) {
const char *value;
char *id;
int i;
for (i = 0; item[i].id; i++) {
int err;
id = pa_sprintf_malloc("=%s//%s", item[i].id, verb_name);
err = snd_use_case_get(uc_mgr, id, &value);
pa_xfree(id);
if (err < 0)
continue;
pa_log_debug("Got %s for verb %s: %s", item[i].id, verb_name, value);
pa_proplist_sets(verb->proplist, item[i].property, value);
free((void*)value);
}
return 0;
};
static int ucm_device_exists(pa_idxset *idxset, pa_alsa_ucm_device *dev) {
pa_alsa_ucm_device *d;
uint32_t idx;
@ -325,7 +301,7 @@ static int ucm_get_device_property(
pa_alsa_ucm_volume *vol;
for (i = 0; item[i].id; i++) {
id = pa_sprintf_malloc("=%s/%s", item[i].id, device_name);
id = pa_sprintf_malloc("%s/%s", item[i].id, device_name);
err = snd_use_case_get(uc_mgr, id, &value);
pa_xfree(id);
if (err < 0)
@ -347,14 +323,8 @@ static int ucm_get_device_property(
/* get pcm */
value = pa_proplist_gets(device->proplist, PA_ALSA_PROP_UCM_SINK);
if (!value) { /* take pcm from verb playback default */
value = pa_proplist_gets(verb->proplist, PA_ALSA_PROP_UCM_SINK);
if (value) {
pa_log_debug("UCM playback device %s fetch pcm from verb default %s", device_name, value);
pa_proplist_sets(device->proplist, PA_ALSA_PROP_UCM_SINK, value);
} else
pa_log("UCM playback device %s fetch pcm failed", device_name);
}
if (!value) /* take pcm from verb playback default */
pa_log("UCM playback device %s fetch pcm failed", device_name);
}
value = pa_proplist_gets(device->proplist, PA_ALSA_PROP_UCM_CAPTURE_CHANNELS);
@ -367,14 +337,8 @@ static int ucm_get_device_property(
/* get pcm */
value = pa_proplist_gets(device->proplist, PA_ALSA_PROP_UCM_SOURCE);
if (!value) { /* take pcm from verb capture default */
value = pa_proplist_gets(verb->proplist, PA_ALSA_PROP_UCM_SOURCE);
if (value) {
pa_log_debug("UCM capture device %s fetch pcm from verb default %s", device_name, value);
pa_proplist_sets(device->proplist, PA_ALSA_PROP_UCM_SOURCE, value);
} else
pa_log("UCM capture device %s fetch pcm failed", device_name);
}
if (!value) /* take pcm from verb capture default */
pa_log("UCM capture device %s fetch pcm failed", device_name);
}
if (device->playback_channels == 0 && device->capture_channels == 0) {
@ -387,8 +351,7 @@ static int ucm_get_device_property(
/* get rate and priority of device */
if (device->playback_channels) { /* sink device */
/* get rate */
if ((value = pa_proplist_gets(device->proplist, PA_ALSA_PROP_UCM_PLAYBACK_RATE)) ||
(value = pa_proplist_gets(verb->proplist, PA_ALSA_PROP_UCM_PLAYBACK_RATE))) {
if ((value = pa_proplist_gets(device->proplist, PA_ALSA_PROP_UCM_PLAYBACK_RATE))) {
if (pa_atou(value, &ui) == 0 && pa_sample_rate_valid(ui)) {
pa_log_debug("UCM playback device %s rate %d", device_name, ui);
device->playback_rate = ui;
@ -417,8 +380,7 @@ static int ucm_get_device_property(
if (device->capture_channels) { /* source device */
/* get rate */
if ((value = pa_proplist_gets(device->proplist, PA_ALSA_PROP_UCM_CAPTURE_RATE)) ||
(value = pa_proplist_gets(verb->proplist, PA_ALSA_PROP_UCM_CAPTURE_RATE))) {
if ((value = pa_proplist_gets(device->proplist, PA_ALSA_PROP_UCM_CAPTURE_RATE))) {
if (pa_atou(value, &ui) == 0 && pa_sample_rate_valid(ui)) {
pa_log_debug("UCM capture device %s rate %d", device_name, ui);
device->capture_rate = ui;
@ -796,9 +758,6 @@ int pa_alsa_ucm_get_verb(snd_use_case_mgr_t *uc_mgr, const char *verb_name, cons
if (err < 0)
pa_log("No UCM modifiers for verb %s", verb_name);
/* Verb properties */
ucm_get_property(verb, uc_mgr, verb_name);
PA_LLIST_FOREACH(d, verb->devices) {
const char *dev_name = pa_proplist_gets(d->proplist, PA_ALSA_PROP_UCM_NAME);