control: rework for spa_io_sequence

Put a pw_control object on all ports that support control messages.
Allow linking of control objects (and thus ports).
Make export-sink generate control messages to update the contrast
property.
This commit is contained in:
Wim Taymans 2018-08-30 09:54:54 +02:00
parent 2631db14a8
commit 05d3502c84
7 changed files with 149 additions and 93 deletions

View file

@ -627,7 +627,6 @@ struct pw_control {
struct spa_list inputs_link; /**< link in linked input control */
uint32_t id;
uint32_t prop_id;
int32_t size;
struct spa_hook_list listener_list;