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media-gst.h
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/* purple
*
* Purple is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#ifndef _PURPLE_MEDIA_GST_H_
#define _PURPLE_MEDIA_GST_H_
#include "media.h"
#include "mediamanager.h"
#include <gst/gst.h>
G_BEGIN_DECLS
#define PURPLE_TYPE_MEDIA_ELEMENT_TYPE (purple_media_element_type_get_type())
#define PURPLE_TYPE_MEDIA_ELEMENT_INFO (purple_media_element_info_get_type())
#define PURPLE_MEDIA_ELEMENT_INFO(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), PURPLE_TYPE_MEDIA_ELEMENT_INFO, PurpleMediaElementInfo))
#define PURPLE_MEDIA_ELEMENT_INFO_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), PURPLE_TYPE_MEDIA_ELEMENT_INFO, PurpleMediaElementInfo))
#define PURPLE_IS_MEDIA_ELEMENT_INFO(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), PURPLE_TYPE_MEDIA_ELEMENT_INFO))
#define PURPLE_IS_MEDIA_ELEMENT_INFO_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), PURPLE_TYPE_MEDIA_ELEMENT_INFO))
#define PURPLE_MEDIA_ELEMENT_INFO_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), PURPLE_TYPE_MEDIA_ELEMENT_INFO, PurpleMediaElementInfo))
typedef struct _PurpleMediaElementInfo PurpleMediaElementInfo;
typedef struct _PurpleMediaElementInfoClass PurpleMediaElementInfoClass;
typedef GstElement *(*PurpleMediaElementCreateCallback)(PurpleMedia *media,
const gchar *session_id, const gchar *participant);
typedef enum {
PURPLE_MEDIA_ELEMENT_NONE = 0,
PURPLE_MEDIA_ELEMENT_AUDIO = 1,
PURPLE_MEDIA_ELEMENT_VIDEO = 1 << 1,
PURPLE_MEDIA_ELEMENT_AUDIO_VIDEO = PURPLE_MEDIA_ELEMENT_AUDIO
| PURPLE_MEDIA_ELEMENT_VIDEO,
PURPLE_MEDIA_ELEMENT_NO_SRCS = 0,
PURPLE_MEDIA_ELEMENT_ONE_SRC = 1 << 2,
PURPLE_MEDIA_ELEMENT_MULTI_SRC = 1 << 3,
PURPLE_MEDIA_ELEMENT_REQUEST_SRC = 1 << 4,
PURPLE_MEDIA_ELEMENT_NO_SINKS = 0,
PURPLE_MEDIA_ELEMENT_ONE_SINK = 1 << 5,
PURPLE_MEDIA_ELEMENT_MULTI_SINK = 1 << 6,
PURPLE_MEDIA_ELEMENT_REQUEST_SINK = 1 << 7,
PURPLE_MEDIA_ELEMENT_UNIQUE = 1 << 8,
PURPLE_MEDIA_ELEMENT_SRC = 1 << 9,
PURPLE_MEDIA_ELEMENT_SINK = 1 << 10,
PURPLE_MEDIA_ELEMENT_APPLICATION = 1 << 11,
} PurpleMediaElementType;
#ifdef __cplusplus
extern "C" {
#endif
GType purple_media_element_type_get_type(void);
GType purple_media_element_info_get_type(void);
GstElement *purple_media_get_src(PurpleMedia *media, const gchar *sess_id);
GstElement *purple_media_get_tee(PurpleMedia *media,
const gchar *session_id, const gchar *participant);
GstElement *purple_media_manager_get_pipeline(PurpleMediaManager *manager);
GstElement *purple_media_manager_get_element(PurpleMediaManager *manager,
PurpleMediaSessionType type, PurpleMedia *media,
const gchar *session_id, const gchar *participant);
GList *purple_media_manager_enumerate_elements(PurpleMediaManager *manager,
PurpleMediaElementType type);
PurpleMediaElementInfo *purple_media_manager_get_element_info(
PurpleMediaManager *manager, const gchar *name);
gboolean purple_media_manager_register_element(PurpleMediaManager *manager,
PurpleMediaElementInfo *info);
gboolean purple_media_manager_unregister_element(PurpleMediaManager *manager,
const gchar *name);
gboolean purple_media_manager_set_active_element(PurpleMediaManager *manager,
PurpleMediaElementInfo *info);
PurpleMediaElementInfo *purple_media_manager_get_active_element(
PurpleMediaManager *manager, PurpleMediaElementType type);
void purple_media_manager_set_video_caps(PurpleMediaManager *manager,
GstCaps *caps);
GstCaps *purple_media_manager_get_video_caps(PurpleMediaManager *manager);
gchar *purple_media_element_info_get_id(PurpleMediaElementInfo *info);
gchar *purple_media_element_info_get_name(PurpleMediaElementInfo *info);
PurpleMediaElementType purple_media_element_info_get_element_type(
PurpleMediaElementInfo *info);
GstElement *purple_media_element_info_call_create(
PurpleMediaElementInfo *info, PurpleMedia *media,
const gchar *session_id, const gchar *participant);
#ifdef __cplusplus
}
#endif
G_END_DECLS
#endif /* _PURPLE_MEDIA_GST_H_ */
purple_media_manager_set_video_caps
void purple_media_manager_set_video_caps(PurpleMediaManager *manager, GstCaps *caps)
Reduces media formats supported by the video source to given set.
purple_media_element_type_get_type
GType purple_media_element_type_get_type(void)
Gets the element type's GType.
purple_media_manager_get_pipeline
GstElement * purple_media_manager_get_pipeline(PurpleMediaManager *manager)
Gets the pipeline from the media manager.
purple_media_get_src
GstElement * purple_media_get_src(PurpleMedia *media, const gchar *sess_id)
Gets the source from a session.
purple_media_manager_enumerate_elements
GList * purple_media_manager_enumerate_elements(PurpleMediaManager *manager, PurpleMediaElementType type)
purple_media_manager_enumerate_elements: @manager: The media manager to use to obtain the element inf...
purple_media_element_info_get_type
GType purple_media_element_info_get_type(void)
Gets the element info's GType.
purple_media_get_tee
GstElement * purple_media_get_tee(PurpleMedia *media, const gchar *session_id, const gchar *participant)
Gets the tee from a given session/stream.
PurpleMediaElementType
PurpleMediaElementType
Definition media-gst.h:51
PURPLE_MEDIA_ELEMENT_MULTI_SRC
@ PURPLE_MEDIA_ELEMENT_MULTI_SRC
has one src pad
Definition media-gst.h:60
PURPLE_MEDIA_ELEMENT_UNIQUE
@ PURPLE_MEDIA_ELEMENT_UNIQUE
sink pads must be requested
Definition media-gst.h:68
PURPLE_MEDIA_ELEMENT_SINK
@ PURPLE_MEDIA_ELEMENT_SINK
can be set as an active src
Definition media-gst.h:73
PURPLE_MEDIA_ELEMENT_NO_SINKS
@ PURPLE_MEDIA_ELEMENT_NO_SINKS
src pads must be requested
Definition media-gst.h:63
PURPLE_MEDIA_ELEMENT_AUDIO_VIDEO
@ PURPLE_MEDIA_ELEMENT_AUDIO_VIDEO
supports video
Definition media-gst.h:55
PURPLE_MEDIA_ELEMENT_APPLICATION
@ PURPLE_MEDIA_ELEMENT_APPLICATION
can be set as an active sink
Definition media-gst.h:74
PURPLE_MEDIA_ELEMENT_REQUEST_SINK
@ PURPLE_MEDIA_ELEMENT_REQUEST_SINK
has multiple sink pads
Definition media-gst.h:66
PURPLE_MEDIA_ELEMENT_VIDEO
@ PURPLE_MEDIA_ELEMENT_VIDEO
supports audio
Definition media-gst.h:54
PURPLE_MEDIA_ELEMENT_NO_SRCS
@ PURPLE_MEDIA_ELEMENT_NO_SRCS
supports audio and video
Definition media-gst.h:58
PURPLE_MEDIA_ELEMENT_SRC
@ PURPLE_MEDIA_ELEMENT_SRC
This element is unique and only one instance of it should be created at a time.
Definition media-gst.h:72
PURPLE_MEDIA_ELEMENT_ONE_SINK
@ PURPLE_MEDIA_ELEMENT_ONE_SINK
has no sink pads
Definition media-gst.h:64
PURPLE_MEDIA_ELEMENT_MULTI_SINK
@ PURPLE_MEDIA_ELEMENT_MULTI_SINK
has one sink pad
Definition media-gst.h:65
PURPLE_MEDIA_ELEMENT_REQUEST_SRC
@ PURPLE_MEDIA_ELEMENT_REQUEST_SRC
has multiple src pads
Definition media-gst.h:61
PURPLE_MEDIA_ELEMENT_AUDIO
@ PURPLE_MEDIA_ELEMENT_AUDIO
empty element
Definition media-gst.h:53
PURPLE_MEDIA_ELEMENT_ONE_SRC
@ PURPLE_MEDIA_ELEMENT_ONE_SRC
has no src pads
Definition media-gst.h:59
purple_media_manager_get_element
GstElement * purple_media_manager_get_element(PurpleMediaManager *manager, PurpleMediaSessionType type, PurpleMedia *media, const gchar *session_id, const gchar *participant)
Returns a GStreamer source or sink for audio or video.
PurpleMediaElementInfo
struct _PurpleMediaElementInfo PurpleMediaElementInfo
An opaque structure representing an audio/video source/sink.
Definition media-gst.h:46
purple_media_manager_get_video_caps
GstCaps * purple_media_manager_get_video_caps(PurpleMediaManager *manager)
Returns current set of media formats limiting the output from video source.
media.h
Media API.
PurpleMedia
struct _PurpleMedia PurpleMedia
An opaque structure representing a media call.
Definition media.h:48
mediamanager.h
Media Manager API.
PurpleMediaManager
struct _PurpleMediaManager PurpleMediaManager
An opaque structure representing a group of (usually all) media calls.
Definition mediamanager.h:34