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alsa-endpoint: move to separate service

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Let the session manager monitor device objects as well.

Make the alsa-endpoint monitor a separate service instead of letting
the alsa-monitor call it directly. This means that it listens for
device objects and then tries to configure the endpoints when the
device profile is set to active. This does not work yet because we
can't link the nodes to the device yet because there is no way to know
what the global id is of the device we created.

Make sure implementations of objects run in a separate remote connection
because the main remote connection might block while waiting for a
return value from the implementation.

Trigger an object update after all object info is collected. We do this
by triggering a roundtrip after receiving the info event. When we get
the reply, we can assume all info is flushed. This includes the
parameters that we received.
This commit is contained in:
Wim Taymans 2019-11-28 11:13:53 +01:00
parent 8c06760480
commit e1ef01c860
6 changed files with 417 additions and 226 deletions
Download patch file Download diff file Expand all files Collapse all files

26
src/examples/media-session/media-session.h
View file

@ -79,6 +79,8 @@ void *sm_object_add_data(struct sm_object *obj, const char *id, size_t size);
void *sm_object_get_data(struct sm_object *obj, const char *id);
int sm_object_remove_data(struct sm_object *obj, const char *id);
int sm_object_destroy(struct sm_object *obj);
struct sm_client {
struct sm_object obj;
@ -87,14 +89,32 @@ struct sm_client {
struct pw_client_info *info;
};
struct sm_node {
struct sm_device {
struct sm_object obj;
unsigned int subscribe:1; /**< if we subscribed to param changes */
#define SM_DEVICE_CHANGE_MASK_INFO (SM_OBJECT_CHANGE_MASK_LAST<<0)
#define SM_DEVICE_CHANGE_MASK_PARAMS (SM_OBJECT_CHANGE_MASK_LAST<<1)
#define SM_DEVICE_CHANGE_MASK_NODES (SM_OBJECT_CHANGE_MASK_LAST<<2)
uint32_t n_params;
struct spa_list param_list; /**< list of sm_param */
struct pw_device_info *info;
struct spa_list node_list;
};
struct sm_node {
struct sm_object obj;
struct sm_device *device; /**< optional device */
struct spa_list link; /**< link in device node_list */
unsigned int subscribe:1; /**< if we subscribed to param changes */
uint32_t last_id;
#define SM_NODE_CHANGE_MASK_INFO (SM_OBJECT_CHANGE_MASK_LAST<<0)
#define SM_NODE_CHANGE_MASK_PORTS (SM_OBJECT_CHANGE_MASK_LAST<<1)
#define SM_NODE_CHANGE_MASK_PARAMS (SM_OBJECT_CHANGE_MASK_LAST<<2)
#define SM_NODE_CHANGE_MASK_PARAMS (SM_OBJECT_CHANGE_MASK_LAST<<1)
#define SM_NODE_CHANGE_MASK_PORTS (SM_OBJECT_CHANGE_MASK_LAST<<2)
uint32_t n_params;
struct spa_list param_list; /**< list of sm_param */
struct pw_node_info *info;