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cd29e2a454
Handle media bus messages in a custom mainloop and dispatch them to the RTSPMedia objects. Let the default implementation handle some common messages.
114 lines
5 KiB
C
114 lines
5 KiB
C
/* GStreamer
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* Copyright (C) 2008 Wim Taymans <wim.taymans at gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <gst/gst.h>
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#include <gst/rtsp/gstrtspurl.h>
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#include "rtsp-media.h"
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#ifndef __GST_RTSP_MEDIA_FACTORY_H__
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#define __GST_RTSP_MEDIA_FACTORY_H__
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G_BEGIN_DECLS
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/* types for the media factory */
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#define GST_TYPE_RTSP_MEDIA_FACTORY (gst_rtsp_media_factory_get_type ())
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#define GST_IS_RTSP_MEDIA_FACTORY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_RTSP_MEDIA_FACTORY))
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#define GST_IS_RTSP_MEDIA_FACTORY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_RTSP_MEDIA_FACTORY))
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#define GST_RTSP_MEDIA_FACTORY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_RTSP_MEDIA_FACTORY, GstRTSPMediaFactoryClass))
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#define GST_RTSP_MEDIA_FACTORY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_RTSP_MEDIA_FACTORY, GstRTSPMediaFactory))
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#define GST_RTSP_MEDIA_FACTORY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_RTSP_MEDIA_FACTORY, GstRTSPMediaFactoryClass))
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#define GST_RTSP_MEDIA_FACTORY_CAST(obj) ((GstRTSPMediaFactory*)(obj))
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#define GST_RTSP_MEDIA_FACTORY_CLASS_CAST(klass) ((GstRTSPMediaFactoryClass*)(klass))
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typedef struct _GstRTSPMediaFactory GstRTSPMediaFactory;
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typedef struct _GstRTSPMediaFactoryClass GstRTSPMediaFactoryClass;
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/**
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* GstRTSPMediaFactory:
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* @lock: mutex protecting the datastructure.
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* @launch: the launch description
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* @shared: if media from this factory can be shared between clients
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* @media_lock: mutex protecting the medias.
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* @media: hashtable of shared media
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*
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* The definition and logic for constructing the pipeline for a media. The media
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* can contain multiple streams like audio and video.
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*/
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struct _GstRTSPMediaFactory {
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GObject parent;
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GMutex *lock;
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gchar *launch;
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gboolean shared;
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GMutex *medias_lock;
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GHashTable *medias;
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};
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/**
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* GstRTSPMediaFactoryClass:
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* @gen_key: convert @url to a key for caching shared #GstRTSPMedia objects.
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* The default implementation of this function will use the complete URL
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* including the query parameters to return a key.
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* @get_element: Construct and return a #GstElement that is a #GstBin containing
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* the elements to use for streaming the media. The bin should contain
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* payloaders pay%d for each stream. The default implementation of this
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* function returns the bin created from the launch parameter.
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* @construct: the vmethod that will be called when the factory has to create the
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* #GstRTSPMedia for @url. The default implementation of this
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* function calls get_element to retrieve an element and then looks for
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* pay%d to create the streams.
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* @configure: configure the media created with @construct. The default
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* implementation will configure the 'shared' property of the media.
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*
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* The #GstRTSPMediaFactory class structure.
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*/
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struct _GstRTSPMediaFactoryClass {
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GObjectClass parent_class;
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gchar * (*gen_key) (GstRTSPMediaFactory *factory, const GstRTSPUrl *url);
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GstElement * (*get_element) (GstRTSPMediaFactory *factory, const GstRTSPUrl *url);
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GstRTSPMedia * (*construct) (GstRTSPMediaFactory *factory, const GstRTSPUrl *url);
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void (*configure) (GstRTSPMediaFactory *factory, GstRTSPMedia *media);
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};
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GType gst_rtsp_media_factory_get_type (void);
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/* creating the factory */
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GstRTSPMediaFactory * gst_rtsp_media_factory_new (void);
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/* configuring the factory */
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void gst_rtsp_media_factory_set_launch (GstRTSPMediaFactory *factory,
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const gchar *launch);
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gchar * gst_rtsp_media_factory_get_launch (GstRTSPMediaFactory *factory);
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void gst_rtsp_media_factory_set_shared (GstRTSPMediaFactory *factory,
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gboolean shared);
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gboolean gst_rtsp_media_factory_is_shared (GstRTSPMediaFactory *factory);
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/* creating the media from the factory and a url */
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GstRTSPMedia * gst_rtsp_media_factory_construct (GstRTSPMediaFactory *factory,
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const GstRTSPUrl *url);
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G_END_DECLS
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#endif /* __GST_RTSP_MEDIA_FACTORY_H__ */
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