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alsa: add midi bridge

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Add a node that exposes all midi input and output ports and converts to
and from PipeWire control streams.
This commit is contained in:
Wim Taymans 2019-09-19 16:57:00 +02:00
parent ab0d1b7fad
commit 818fb9e904
7 changed files with 1895 additions and 0 deletions
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4
spa/plugins/alsa/alsa.c
View file

@ -30,6 +30,7 @@ extern const struct spa_handle_factory spa_alsa_source_factory;
extern const struct spa_handle_factory spa_alsa_sink_factory;
extern const struct spa_handle_factory spa_alsa_monitor_factory;
extern const struct spa_handle_factory spa_alsa_device_factory;
extern const struct spa_handle_factory spa_alsa_midi_source_factory;
SPA_EXPORT
int spa_handle_factory_enum(const struct spa_handle_factory **factory, uint32_t *index)
@ -50,6 +51,9 @@ int spa_handle_factory_enum(const struct spa_handle_factory **factory, uint32_t
case 3:
*factory = &spa_alsa_device_factory;
break;
case 4:
*factory = &spa_alsa_midi_source_factory;
break;
default:
return 0;
}