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client-node: add more generic set_io method

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Replace the set_position method with set_io that allows us to share
other types of state with the client.
This commit is contained in:
Wim Taymans 2018-07-12 15:33:07 +02:00
parent 5a3eee9cac
commit cc542935ea
5 changed files with 127 additions and 81 deletions
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45
src/extensions/client-node.h
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@ -44,6 +44,8 @@ struct pw_client_node_buffer {
struct spa_buffer *buffer; /**< buffer describing metadata and buffer memory */
};
#define PW_TYPE_CLIENT_NODE_IO__Position SPA_TYPE_IO_BASE "ClientNode:Position"
struct pw_client_node_position {
#define PW_VERSION_CLIENT_NODE_POSITION 0
uint32_t version;
@ -184,15 +186,15 @@ pw_client_node_proxy_destroy(struct pw_client_node_proxy *p)
#define PW_CLIENT_NODE_PROXY_EVENT_ADD_MEM 0
#define PW_CLIENT_NODE_PROXY_EVENT_TRANSPORT 1
#define PW_CLIENT_NODE_PROXY_EVENT_SET_PARAM 2
#define PW_CLIENT_NODE_PROXY_EVENT_EVENT 3
#define PW_CLIENT_NODE_PROXY_EVENT_COMMAND 4
#define PW_CLIENT_NODE_PROXY_EVENT_ADD_PORT 5
#define PW_CLIENT_NODE_PROXY_EVENT_REMOVE_PORT 6
#define PW_CLIENT_NODE_PROXY_EVENT_PORT_SET_PARAM 7
#define PW_CLIENT_NODE_PROXY_EVENT_PORT_USE_BUFFERS 8
#define PW_CLIENT_NODE_PROXY_EVENT_PORT_COMMAND 9
#define PW_CLIENT_NODE_PROXY_EVENT_PORT_SET_IO 10
#define PW_CLIENT_NODE_PROXY_EVENT_SET_POSITION 11
#define PW_CLIENT_NODE_PROXY_EVENT_SET_IO 3
#define PW_CLIENT_NODE_PROXY_EVENT_EVENT 4
#define PW_CLIENT_NODE_PROXY_EVENT_COMMAND 5
#define PW_CLIENT_NODE_PROXY_EVENT_ADD_PORT 6
#define PW_CLIENT_NODE_PROXY_EVENT_REMOVE_PORT 7
#define PW_CLIENT_NODE_PROXY_EVENT_PORT_SET_PARAM 8
#define PW_CLIENT_NODE_PROXY_EVENT_PORT_USE_BUFFERS 9
#define PW_CLIENT_NODE_PROXY_EVENT_PORT_COMMAND 10
#define PW_CLIENT_NODE_PROXY_EVENT_PORT_SET_IO 11
#define PW_CLIENT_NODE_PROXY_EVENT_NUM 12
/** \ref pw_client_node events */
@ -248,6 +250,22 @@ struct pw_client_node_proxy_events {
void (*set_param) (void *object, uint32_t seq,
uint32_t id, uint32_t flags,
const struct spa_pod *param);
/**
* Configure an IO area for the client
*
* IO areas are identified with an id and are used to
* exchange state between client and server
*
* \param id the id of the io area
* \param mem_id the id of the memory to use
* \param offset offset of io area in memory
* \param size size of the io area
*/
void (*set_io) (void *object,
uint32_t id,
uint32_t mem_id,
uint32_t offset,
uint32_t size);
/**
* Receive an event from the client node
* \param event the received event */
@ -350,11 +368,6 @@ struct pw_client_node_proxy_events {
uint32_t mem_id,
uint32_t offset,
uint32_t size);
void (*set_position) (void *object,
uint32_t mem_id,
uint32_t offset,
uint32_t size);
};
static inline void
@ -372,6 +385,8 @@ pw_client_node_proxy_add_listener(struct pw_client_node_proxy *p,
pw_resource_notify(r,struct pw_client_node_proxy_events,transport,__VA_ARGS__)
#define pw_client_node_resource_set_param(r,...) \
pw_resource_notify(r,struct pw_client_node_proxy_events,set_param,__VA_ARGS__)
#define pw_client_node_resource_set_io(r,...) \
pw_resource_notify(r,struct pw_client_node_proxy_events,set_io,__VA_ARGS__)
#define pw_client_node_resource_event(r,...) \
pw_resource_notify(r,struct pw_client_node_proxy_events,event,__VA_ARGS__)
#define pw_client_node_resource_command(r,...) \
@ -388,8 +403,6 @@ pw_client_node_proxy_add_listener(struct pw_client_node_proxy *p,
pw_resource_notify(r,struct pw_client_node_proxy_events,port_command,__VA_ARGS__)
#define pw_client_node_resource_port_set_io(r,...) \
pw_resource_notify(r,struct pw_client_node_proxy_events,port_set_io,__VA_ARGS__)
#define pw_client_node_resource_set_position(r,...) \
pw_resource_notify(r,struct pw_client_node_proxy_events,set_position,__VA_ARGS__)
#ifdef __cplusplus
} /* extern "C" */