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https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-10 13:30:05 -05:00
Make structure private
Make structs private. Expose methods for things we need. Signals only work on exposed structures so make a new callback helper to signal events.
This commit is contained in:
Wim Taymans
parent
e24c934a1b
commit
b898eb46cd
72 changed files with 2980 additions and 2120 deletions
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@ -30,38 +30,6 @@ extern "C" {
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#include <spa/clock.h>
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#include <spa/node.h>
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#include <pipewire/mem.h>
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#include <pipewire/introspect.h>
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#include <pipewire/transport.h>
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#include <pipewire/core.h>
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#include <pipewire/port.h>
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#include <pipewire/link.h>
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#include <pipewire/client.h>
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#include <pipewire/data-loop.h>
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struct pw_node;
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struct pw_node_implementation {
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#define PW_VERSION_NODE_IMPLEMENTATION 0
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uint32_t version;
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int (*get_props) (struct pw_node *node, struct spa_props **props);
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int (*set_props) (struct pw_node *node, const struct spa_props *props);
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int (*send_command) (struct pw_node *node,
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const struct spa_command *command);
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struct pw_port* (*add_port) (struct pw_node *node,
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enum pw_direction direction,
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uint32_t port_id);
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int (*process_input) (struct pw_node *node);
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int (*process_output) (struct pw_node *node);
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};
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/** \page page_node Node
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*
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* \section page_node_overview Overview
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@ -74,79 +42,74 @@ struct pw_node_implementation {
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*
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* PipeWire node class.
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*/
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struct pw_node {
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struct pw_core *core; /**< core object */
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struct spa_list link; /**< link in core node_list */
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struct pw_global *global; /**< global for this node */
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struct pw_node;
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struct pw_resource *owner; /**< owner resource if any */
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struct pw_properties *properties; /**< properties of the node */
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#include <pipewire/mem.h>
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#include <pipewire/introspect.h>
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#include <pipewire/transport.h>
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struct pw_node_info info; /**< introspectable node info */
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#include <pipewire/core.h>
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#include <pipewire/port.h>
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#include <pipewire/link.h>
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#include <pipewire/client.h>
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#include <pipewire/data-loop.h>
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#include <pipewire/resource.h>
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/** Emited when a state change is started */
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PW_SIGNAL(state_request, (struct pw_listener *listener,
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struct pw_node *object, enum pw_node_state state));
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/** Emited when a stat change is completed */
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PW_SIGNAL(state_changed, (struct pw_listener *listener,
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struct pw_node *object,
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enum pw_node_state old, enum pw_node_state state));
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struct pw_node_implementation {
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#define PW_VERSION_NODE_IMPLEMENTATION 0
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uint32_t version;
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bool live; /**< if the node is live */
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struct spa_clock *clock; /**< handle to SPA clock if any */
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int (*get_props) (void *data, struct spa_props **props);
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struct spa_list resource_list; /**< list of resources for this node */
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int (*set_props) (void *data, const struct spa_props *props);
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/** Implementation of core node functions */
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const struct pw_node_implementation *implementation;
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int (*send_command) (void *data,
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const struct spa_command *command);
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/** Emited when the node is initialized */
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PW_SIGNAL(initialized, (struct pw_listener *listener, struct pw_node *object));
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struct pw_port* (*add_port) (void *data,
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enum pw_direction direction,
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uint32_t port_id);
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struct spa_list input_ports; /**< list of input ports */
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struct pw_map input_port_map; /**< map from port_id to port */
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uint32_t n_used_input_links; /**< number of active input links */
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uint32_t idle_used_input_links; /**< number of active input to be idle */
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int (*process_input) (void *data);
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struct spa_list output_ports; /**< list of output ports */
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struct pw_map output_port_map; /**< map from port_id to port */
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uint32_t n_used_output_links; /**< number of active output links */
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uint32_t idle_used_output_links; /**< number of active output to be idle */
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int (*process_output) (void *data);
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};
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/** Emited when a new port is added */
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PW_SIGNAL(port_added, (struct pw_listener *listener,
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struct pw_node *node, struct pw_port *port));
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/** Emited when a port is removed */
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PW_SIGNAL(port_removed, (struct pw_listener *listener,
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struct pw_node *node, struct pw_port *port));
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/** Emited when the node is destroyed */
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PW_SIGNAL(destroy_signal, (struct pw_listener *listener, struct pw_node *object));
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/** Emited when the node is free */
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PW_SIGNAL(free_signal, (struct pw_listener *listener, struct pw_node *object));
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struct pw_node_callbacks {
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#define PW_VERSION_NODE_CALLBACKS 0
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uint32_t version;
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/** an async operation on the node completed */
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PW_SIGNAL(async_complete, (struct pw_listener *listener,
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struct pw_node *node, uint32_t seq, int res));
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/** the node is destroyed */
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void (*destroy) (void *data);
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/** the node is about to be freed */
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void (*free) (void *data);
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/** the node is initialized */
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void (*initialized) (void *data);
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/** an event is emited */
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PW_SIGNAL(event, (struct pw_listener *listener,
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struct pw_node *node, const struct spa_event *event));
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/** a port was added */
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void (*port_added) (void *data, struct pw_port *port);
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/** a port was removed */
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void (*port_removed) (void *data, struct pw_port *port);
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/** the node wants input */
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PW_SIGNAL(need_input, (struct pw_listener *listener, struct pw_node *node));
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/** the node has output */
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PW_SIGNAL(have_output, (struct pw_listener *listener, struct pw_node *node));
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/** the node info changed */
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void (*info_changed) (void *data, struct pw_node_info *info);
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/** a new state is requested on the node */
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void (*state_request) (void *data, enum pw_node_state state);
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/** the state of the node changed */
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void (*state_changed) (void *data, enum pw_node_state old,
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enum pw_node_state state, const char *error);
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struct pw_loop *data_loop; /**< the data loop for this node */
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/** an async operation completed on the node */
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void (*async_complete) (void *data, uint32_t seq, int res);
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struct {
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struct spa_graph_scheduler *sched;
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struct spa_graph_node node;
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} rt;
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/** an event is emited */
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void (*event) (void *data, const struct spa_event *event);
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void *user_data; /**< extra user data */
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pw_destroy_t destroy; /**< function to clean up the object */
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/** the node wants input */
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void (*need_input) (void *data);
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/** the node has output */
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void (*have_output) (void *data);
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};
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/** Create a new node \memberof pw_node */
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@ -164,6 +127,19 @@ void pw_node_register(struct pw_node *node);
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/** Destroy a node */
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void pw_node_destroy(struct pw_node *node);
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void * pw_node_get_user_data(struct pw_node *node);
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struct pw_core * pw_node_get_core(struct pw_node *node);
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void pw_node_set_implementation(struct pw_node *node,
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const struct pw_node_implementation *implementation,
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void *data);
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void pw_node_add_callbacks(struct pw_node *node,
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struct pw_callback_info *info,
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const struct pw_node_callbacks *callbacks,
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void *data);
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/** Find the port with direction and port_id or NULL when not found */
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struct pw_port *
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pw_node_find_port(struct pw_node *node, enum pw_direction direction, uint32_t port_id);
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