2 * Copyright (C) 2008 Wim Taymans <wim.taymans at gmail.com>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 #include <gst/rtsp/gstrtspurl.h>
23 #include "rtsp-media.h"
25 #ifndef __GST_RTSP_MEDIA_FACTORY_H__
26 #define __GST_RTSP_MEDIA_FACTORY_H__
30 /* types for the media factory */
31 #define GST_TYPE_RTSP_MEDIA_FACTORY (gst_rtsp_media_factory_get_type ())
32 #define GST_IS_RTSP_MEDIA_FACTORY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_RTSP_MEDIA_FACTORY))
33 #define GST_IS_RTSP_MEDIA_FACTORY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_RTSP_MEDIA_FACTORY))
34 #define GST_RTSP_MEDIA_FACTORY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_RTSP_MEDIA_FACTORY, GstRTSPMediaFactoryClass))
35 #define GST_RTSP_MEDIA_FACTORY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_RTSP_MEDIA_FACTORY, GstRTSPMediaFactory))
36 #define GST_RTSP_MEDIA_FACTORY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_RTSP_MEDIA_FACTORY, GstRTSPMediaFactoryClass))
37 #define GST_RTSP_MEDIA_FACTORY_CAST(obj) ((GstRTSPMediaFactory*)(obj))
38 #define GST_RTSP_MEDIA_FACTORY_CLASS_CAST(klass) ((GstRTSPMediaFactoryClass*)(klass))
40 typedef struct _GstRTSPMediaFactory GstRTSPMediaFactory;
41 typedef struct _GstRTSPMediaFactoryClass GstRTSPMediaFactoryClass;
44 * GstRTSPMediaFactory:
45 * @lock: mutex protecting the datastructure.
46 * @launch: the launch description
47 * @shared: if media from this factory can be shared between clients
48 * @media_lock: mutex protecting the medias.
49 * @media: hashtable of shared media
51 * The definition and logic for constructing the pipeline for a media. The media
52 * can contain multiple streams like audio and video.
54 struct _GstRTSPMediaFactory {
66 * GstRTSPMediaFactoryClass:
67 * @gen_key: convert @url to a key for caching shared #GstRTSPMedia objects.
68 * The default implementation of this function will use the complete URL
69 * including the query parameters to return a key.
70 * @get_element: Construct and return a #GstElement that is a #GstBin containing
71 * the elements to use for streaming the media. The bin should contain
72 * payloaders pay%d for each stream. The default implementation of this
73 * function returns the bin created from the launch parameter.
74 * @construct: the vmethod that will be called when the factory has to create the
75 * #GstRTSPMedia for @url. The default implementation of this
76 * function calls get_element to retrieve an element and then looks for
77 * pay%d to create the streams.
78 * @configure: configure the media created with @construct. The default
79 * implementation will configure the 'shared' property of the media.
80 * @create_pipeline: create a new pipeline or re-use an existing one and
81 * add the #GstRTSPMedia's element created by @construct to the pipeline.
83 * The #GstRTSPMediaFactory class structure.
85 struct _GstRTSPMediaFactoryClass {
86 GObjectClass parent_class;
88 gchar * (*gen_key) (GstRTSPMediaFactory *factory, const GstRTSPUrl *url);
90 GstElement * (*get_element) (GstRTSPMediaFactory *factory, const GstRTSPUrl *url);
91 GstRTSPMedia * (*construct) (GstRTSPMediaFactory *factory, const GstRTSPUrl *url);
92 void (*configure) (GstRTSPMediaFactory *factory, GstRTSPMedia *media);
93 GstElement * (*create_pipeline)(GstRTSPMediaFactory *factory, GstRTSPMedia *media);
96 GType gst_rtsp_media_factory_get_type (void);
98 /* creating the factory */
99 GstRTSPMediaFactory * gst_rtsp_media_factory_new (void);
101 /* configuring the factory */
102 void gst_rtsp_media_factory_set_launch (GstRTSPMediaFactory *factory,
103 const gchar *launch);
104 gchar * gst_rtsp_media_factory_get_launch (GstRTSPMediaFactory *factory);
106 void gst_rtsp_media_factory_set_shared (GstRTSPMediaFactory *factory,
108 gboolean gst_rtsp_media_factory_is_shared (GstRTSPMediaFactory *factory);
110 /* creating the media from the factory and a url */
111 GstRTSPMedia * gst_rtsp_media_factory_construct (GstRTSPMediaFactory *factory,
112 const GstRTSPUrl *url);
114 void gst_rtsp_media_factory_collect_streams (GstRTSPMediaFactory *factory,
115 const GstRTSPUrl *url,
116 GstRTSPMedia *media);
120 #endif /* __GST_RTSP_MEDIA_FACTORY_H__ */