pipewire/pinos/server/node.h
2016-11-14 12:42:00 +01:00

155 lines
5.4 KiB
C

/* Pinos
* Copyright (C) 2015 Wim Taymans <wim.taymans@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __PINOS_NODE_H__
#define __PINOS_NODE_H__
#include <glib-object.h>
G_BEGIN_DECLS
#define PINOS_NODE_URI "http://pinos.org/ns/node"
#define PINOS_NODE_PREFIX PINOS_NODE_URI "#"
typedef struct _PinosPort PinosPort;
typedef struct _PinosNode PinosNode;
#include <spa/include/spa/node.h>
#include <pinos/client/introspect.h>
#include <pinos/client/mem.h>
#include <pinos/client/transport.h>
#include <pinos/server/daemon.h>
#include <pinos/server/link.h>
#include <pinos/server/client.h>
#include <pinos/server/data-loop.h>
struct _PinosPort {
PINOS_SIGNAL (destroy_signal, (PinosListener *listener, PinosPort *));
PinosNode *node;
PinosDirection direction;
uint32_t port;
gboolean allocated;
PinosMemblock buffer_mem;
SpaBuffer **buffers;
guint n_buffers;
GPtrArray *links;
};
typedef struct {
uint32_t seq;
SpaResult res;
} PinosNodeAsyncCompleteData;
typedef struct {
PinosNodeState old;
PinosNodeState state;
} PinosNodeStateChangeData;
/**
* PinosNode:
*
* Pinos node class.
*/
struct _PinosNode {
PinosCore *core;
SpaList list;
PinosGlobal *global;
char *name;
PinosProperties *properties;
PinosNodeState state;
SpaHandle *handle;
SpaNode *node;
bool live;
SpaClock *clock;
gboolean have_inputs;
gboolean have_outputs;
PinosTransport *transport;
PINOS_SIGNAL (transport_changed, (PinosListener *listener,
PinosNode *object));
PINOS_SIGNAL (destroy_signal, (PinosListener *listener,
PinosNode *object));
PINOS_SIGNAL (async_complete, (PinosListener *listener,
PinosNode *node,
uint32_t seq,
SpaResult res));
PinosDataLoop *data_loop;
PINOS_SIGNAL (loop_changed, (PinosListener *listener,
PinosNode *object));
PinosPort * (*get_free_port) (PinosNode *node,
PinosDirection direction);
PinosPort * (*enum_ports) (PinosNode *node,
PinosDirection direction,
void **state);
SpaResult (*set_state) (PinosNode *node,
PinosNodeState state);
};
PinosNode * pinos_node_new (PinosCore *core,
const char *name,
SpaNode *node,
SpaClock *clock,
PinosProperties *properties);
void pinos_node_destroy (PinosNode *node);
void pinos_node_set_data_loop (PinosNode *node,
PinosDataLoop *loop);
PinosClient * pinos_node_get_client (PinosNode *node);
PinosPort * pinos_node_get_free_port (PinosNode *node,
PinosDirection direction);
GList * pinos_node_get_ports (PinosNode *node,
PinosDirection direction);
gboolean pinos_node_set_state (PinosNode *node, PinosNodeState state);
void pinos_node_update_state (PinosNode *node, PinosNodeState state);
void pinos_node_report_error (PinosNode *node, GError *error);
void pinos_node_report_idle (PinosNode *node);
void pinos_node_report_busy (PinosNode *node);
PinosLink * pinos_port_link (PinosPort *output_port,
PinosPort *input_port,
GPtrArray *format_filter,
PinosProperties *properties,
GError **error);
SpaResult pinos_port_unlink (PinosPort *port,
PinosLink *link);
SpaResult pinos_port_clear_buffers (PinosPort *port);
G_END_DECLS
#endif /* __PINOS_NODE_H__ */