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alsa: fix device enumeration

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This commit is contained in:
Wim Taymans 2017-04-06 17:32:00 +02:00
parent 4808f8f10e
commit 28389e05f3
2 changed files with 10 additions and 2 deletions
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8
spa/plugins/alsa/alsa-monitor.c
View file

@ -119,6 +119,7 @@ fill_item (SpaALSAMonitor *this,
SpaPODBuilder b = SPA_POD_BUILDER_INIT (this->item_buffer, sizeof (this->item_buffer));
const SpaHandleFactory *factory = NULL;
SpaPODFrame f[3];
char card_name[64];
switch (snd_pcm_info_get_stream (dev_info)) {
case SND_PCM_STREAM_PLAYBACK:
@ -143,6 +144,8 @@ fill_item (SpaALSAMonitor *this,
if (!(name && *name))
name = "Unknown";
snprintf (card_name, 63, "%s,%d", this->card_name, snd_pcm_info_get_device (dev_info));
spa_pod_builder_add (&b,
SPA_POD_TYPE_OBJECT, &f[0], 0, this->type.monitor.MonitorItem,
SPA_POD_PROP (&f[1], this->type.monitor.id, 0, SPA_POD_TYPE_STRING, 1, name),
@ -159,7 +162,7 @@ fill_item (SpaALSAMonitor *this,
SPA_POD_TYPE_STRUCT, 1, &f[2], 0);
spa_pod_builder_add (&b,
SPA_POD_TYPE_STRING, "alsa.card", SPA_POD_TYPE_STRING, this->card_name,
SPA_POD_TYPE_STRING, "alsa.card", SPA_POD_TYPE_STRING, card_name,
SPA_POD_TYPE_STRING, "alsa.card.id", SPA_POD_TYPE_STRING, snd_ctl_card_info_get_id (card_info),
SPA_POD_TYPE_STRING, "alsa.card.components", SPA_POD_TYPE_STRING, snd_ctl_card_info_get_components (card_info),
SPA_POD_TYPE_STRING, "alsa.card.driver", SPA_POD_TYPE_STRING, snd_ctl_card_info_get_driver (card_info),
@ -278,6 +281,7 @@ get_next_device (SpaALSAMonitor *this, struct udev_device *dev)
snd_ctl_card_info_t *card_info;
if (this->stream_idx == -1) {
next_device:
if ((err = snd_ctl_pcm_next_device (this->ctl_hndl, &this->dev_idx)) < 0) {
spa_log_error (this->log, "error iterating devices: %s", snd_strerror (err));
return err;
@ -301,7 +305,7 @@ again:
snd_pcm_info_set_stream (dev_info, SND_PCM_STREAM_CAPTURE);
break;
default:
return -1;
goto next_device;
}
snd_ctl_card_info_alloca (&card_info);

4
spa/plugins/alsa/alsa-utils.c
View file

@ -127,10 +127,12 @@ spa_alsa_enum_format (SpaALSAState *state,
SpaPODProp *prop;
SpaFormat *fmt;
SpaResult res;
bool opened;
if (index == 1)
return SPA_RESULT_ENUM_END;
opened = state->opened;
if ((err = spa_alsa_open (state)) < 0)
return SPA_RESULT_ERROR;
@ -204,6 +206,8 @@ spa_alsa_enum_format (SpaALSAState *state,
return res;
*format = SPA_POD_BUILDER_DEREF (&b, 0, SpaFormat);
if (!opened)
spa_alsa_close (state);
return SPA_RESULT_OK;
}