gstreamer/ext/hls/gsthlsdemux.h

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/* GStreamer
* Copyright (C) 2010 Marc-Andre Lureau <marcandre.lureau@gmail.com>
* Copyright (C) 2010 Andoni Morales Alastruey <ylatuya@gmail.com>
*
* gsthlsdemux.h:
*
* 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 __GST_HLS_DEMUX_H__
#define __GST_HLS_DEMUX_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include "m3u8.h"
#include "gstfragmented.h"
#include <gst/uridownloader/gsturidownloader.h>
G_BEGIN_DECLS
#define GST_TYPE_HLS_DEMUX \
(gst_hls_demux_get_type())
#define GST_HLS_DEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_HLS_DEMUX,GstHLSDemux))
#define GST_HLS_DEMUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_HLS_DEMUX,GstHLSDemuxClass))
#define GST_IS_HLS_DEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_HLS_DEMUX))
#define GST_IS_HLS_DEMUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_HLS_DEMUX))
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#define GST_HLS_DEMUX_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj),GST_TYPE_HLS_DEMUX,GstHLSDemuxClass))
typedef struct _GstHLSDemux GstHLSDemux;
typedef struct _GstHLSDemuxClass GstHLSDemuxClass;
/**
* GstHLSDemux:
*
* Opaque #GstHLSDemux data structure.
*/
struct _GstHLSDemux
{
GstElement parent;
GstPad *srcpad;
GstPad *sinkpad;
GstBuffer *playlist;
GstCaps *input_caps;
GstUriDownloader *downloader;
GstM3U8Client *client; /* M3U8 client */
GQueue *queue; /* Queue storing the fetched fragments */
gboolean need_cache; /* Wheter we need to cache some fragments before starting to push data */
gboolean end_of_playlist;
gboolean do_typefind; /* Whether we need to typefind the next buffer */
/* Properties */
guint fragments_cache; /* number of fragments needed to be cached to start playing */
gfloat bitrate_limit; /* limit of the available bitrate to use */
guint connection_speed; /* Network connection speed in kbps (0 = unknown) */
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/* Streaming task */
GstTask *stream_task;
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GRecMutex stream_lock;
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gboolean stop_stream_task;
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/* Updates task */
GstTask *updates_task;
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GRecMutex updates_lock;
GMutex updates_timed_lock;
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GTimeVal next_update; /* Time of the next update */
gboolean cancelled;
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/* Position in the stream */
GstClockTime position_shift;
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gboolean need_segment;
};
struct _GstHLSDemuxClass
{
GstElementClass parent_class;
};
GType gst_hls_demux_get_type (void);
G_END_DECLS
#endif /* __GST_HLS_DEMUX_H__ */