format: make media types and properties dynamic

Use URI properties to dynamically register the media types/subtypes and
property names. Add some helpers to set up the mappings.
This commit is contained in:
Wim Taymans 2017-03-21 11:28:23 +01:00
parent ee470fc6c6
commit 3f5a3e215b
25 changed files with 769 additions and 685 deletions

View file

@ -109,7 +109,7 @@ spa_alsa_source_node_get_props (SpaNode *node,
static SpaResult
spa_alsa_source_node_set_props (SpaNode *node,
const SpaProps *props)
const SpaProps *props)
{
SpaALSASource *this;
@ -359,17 +359,17 @@ next:
switch (index++) {
case 0:
spa_pod_builder_format (&b, &f[0],
SPA_MEDIA_TYPE_AUDIO, SPA_MEDIA_SUBTYPE_RAW,
PROP_U_EN (&f[1], SPA_PROP_ID_AUDIO_FORMAT, SPA_POD_TYPE_INT, 3, SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_S32),
PROP_U_MM (&f[1], SPA_PROP_ID_AUDIO_RATE, SPA_POD_TYPE_INT, 44100, 1, INT32_MAX),
PROP_U_MM (&f[1], SPA_PROP_ID_AUDIO_CHANNELS, SPA_POD_TYPE_INT, 2, 1, INT32_MAX));
this->uri.media_types.audio, this->uri.media_subtypes.raw,
PROP_U_EN (&f[1], this->uri.prop_audio.format, SPA_POD_TYPE_INT, 3, SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_S32),
PROP_U_MM (&f[1], this->uri.prop_audio.rate, SPA_POD_TYPE_INT, 44100, 1, INT32_MAX),
PROP_U_MM (&f[1], this->uri.prop_audio.channels, SPA_POD_TYPE_INT, 2, 1, INT32_MAX));
break;
case 1:
spa_pod_builder_format (&b, &f[0],
SPA_MEDIA_TYPE_AUDIO, SPA_MEDIA_SUBTYPE_AAC,
0);
this->uri.media_types.audio, this->uri.media_subtypes_audio.aac,
SPA_POD_TYPE_NONE);
default:
return SPA_RESULT_ENUM_END;
}
@ -861,6 +861,11 @@ alsa_source_init (const SpaHandleFactory *factory,
this->uri.node = spa_id_map_get_id (this->map, SPA_NODE_URI);
this->uri.clock = spa_id_map_get_id (this->map, SPA_CLOCK_URI);
spa_media_types_fill (&this->uri.media_types, this->map);
spa_media_subtypes_map (this->map, &this->uri.media_subtypes);
spa_media_subtypes_audio_map (this->map, &this->uri.media_subtypes_audio);
spa_prop_audio_map (this->map, &this->uri.prop_audio);
this->node = alsasource_node;
this->clock = alsasource_clock;
this->stream = SND_PCM_STREAM_CAPTURE;