mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-16 13:26:36 +00:00
ae87d97cb2
Original commit message from CVS: - Removed unused locking from the cothreads - use G_*_DECLS in .h files - remove gstlog.h include from gstobject.h, add to .c files - removed unused refcounting code from gstobject - small fixes in #includes - Added Scheduling policy and priority properties to gstthread so that SCHED_FIFO and SCHED_RR threads can be constructed.
125 lines
4 KiB
C
125 lines
4 KiB
C
/* GStreamer
|
|
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
|
|
* 2000 Wim Taymans <wtay@chello.be>
|
|
*
|
|
* gstplugin.h: Header for plugin subsystem
|
|
*
|
|
* 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., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
|
|
#ifndef __GST_PLUGIN_H__
|
|
#define __GST_PLUGIN_H__
|
|
|
|
#include <gst/gstconfig.h>
|
|
|
|
#include <gmodule.h>
|
|
#include <gst/gstpluginfeature.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
GQuark gst_plugin_error_quark (void);
|
|
#define GST_PLUGIN_ERROR gst_plugin_error_quark ()
|
|
|
|
typedef enum
|
|
{
|
|
GST_PLUGIN_ERROR_MODULE,
|
|
GST_PLUGIN_ERROR_DEPENDENCIES
|
|
} GstPluginError;
|
|
|
|
#define GST_PLUGIN(plugin) ((GstPlugin *) (plugin))
|
|
|
|
typedef struct _GstPlugin GstPlugin;
|
|
typedef struct _GstPluginDesc GstPluginDesc;
|
|
|
|
struct _GstPlugin {
|
|
gchar *name; /* name of the plugin */
|
|
gchar *longname; /* long name of plugin */
|
|
gchar *filename; /* filename it came from */
|
|
|
|
GList *features; /* list of features provided */
|
|
gint numfeatures;
|
|
|
|
gpointer manager; /* managing registry */
|
|
GModule *module; /* contains the module if the plugin is loaded */
|
|
gboolean init_called; /* if the init function has been called */
|
|
};
|
|
|
|
/* Initialiser function: returns TRUE if plugin initialised successfully */
|
|
typedef gboolean (*GstPluginInitFunc) (GModule *module, GstPlugin *plugin);
|
|
|
|
struct _GstPluginDesc {
|
|
gint major_version; /* major version of core that plugin was compiled for */
|
|
gint minor_version; /* minor version of core that plugin was compiled for */
|
|
gchar *name; /* name of plugin */
|
|
GstPluginInitFunc plugin_init; /* pointer to plugin_init function */
|
|
};
|
|
|
|
#ifndef GST_PLUGIN_STATIC
|
|
#define GST_PLUGIN_DESC_DYNAMIC(major,minor,name,init) \
|
|
GstPluginDesc plugin_desc = { \
|
|
major, \
|
|
minor, \
|
|
name, \
|
|
init \
|
|
};
|
|
#else
|
|
#define GST_PLUGIN_DESC_DYNAMIC(major,minor,name,init)
|
|
#endif
|
|
#define GST_PLUGIN_DESC_STATIC(major,minor,name,init) \
|
|
static void __attribute__ ((constructor)) \
|
|
_gst_plugin_static_init__ ##init (void) \
|
|
{ \
|
|
static GstPluginDesc plugin_desc_ = { \
|
|
major, \
|
|
minor, \
|
|
name, \
|
|
init \
|
|
}; \
|
|
_gst_plugin_register_static (&plugin_desc_); \
|
|
}
|
|
|
|
#define GST_PLUGIN_DESC(major,minor,name,init) \
|
|
GST_PLUGIN_DESC_DYNAMIC (major,minor,name,init) \
|
|
GST_PLUGIN_DESC_STATIC (major,minor,name,init)
|
|
|
|
void _gst_plugin_initialize (void);
|
|
void _gst_plugin_register_static (GstPluginDesc *desc);
|
|
|
|
GstPlugin* gst_plugin_new (const gchar *filename);
|
|
|
|
const gchar* gst_plugin_get_name (GstPlugin *plugin);
|
|
void gst_plugin_set_name (GstPlugin *plugin, const gchar *name);
|
|
const gchar* gst_plugin_get_longname (GstPlugin *plugin);
|
|
void gst_plugin_set_longname (GstPlugin *plugin, const gchar *longname);
|
|
const gchar* gst_plugin_get_filename (GstPlugin *plugin);
|
|
gboolean gst_plugin_is_loaded (GstPlugin *plugin);
|
|
|
|
GList* gst_plugin_get_feature_list (GstPlugin *plugin);
|
|
GstPluginFeature* gst_plugin_find_feature (GstPlugin *plugin, const gchar *name, GType type);
|
|
|
|
gboolean gst_plugin_load_plugin (GstPlugin *plugin, GError** error);
|
|
gboolean gst_plugin_unload_plugin (GstPlugin *plugin);
|
|
|
|
void gst_plugin_add_feature (GstPlugin *plugin, GstPluginFeature *feature);
|
|
|
|
/* shortcuts to load from the registry pool */
|
|
gboolean gst_plugin_load (const gchar *name);
|
|
gboolean gst_library_load (const gchar *name);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_PLUGIN_H__ */
|