gstreamer/ext/smoothstreaming/gstmssdemux.h

125 lines
3 KiB
C

/* GStreamer
* Copyright (C) 2012 Smart TV Alliance
* Author: Thiago Sousa Santos <thiago.sousa.santos@collabora.com>, Collabora Ltd.
*
* gstmssdemux.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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_MSSDEMUX_H__
#define __GST_MSSDEMUX_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include <gst/base/gstdataqueue.h>
#include "gstmssmanifest.h"
#include <gst/uridownloader/gsturidownloader.h>
#include "gstdownloadrate.h"
G_BEGIN_DECLS
GST_DEBUG_CATEGORY_EXTERN (mssdemux_debug);
#define GST_CAT_DEFAULT mssdemux_debug
#define GST_TYPE_MSS_DEMUX \
(gst_mss_demux_get_type())
#define GST_MSS_DEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MSS_DEMUX,GstMssDemux))
#define GST_MSS_DEMUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MSS_DEMUX,GstMssDemuxClass))
#define GST_IS_MSS_DEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MSS_DEMUX))
#define GST_IS_MSS_DEMUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MSS_DEMUX))
#define GST_MSS_DEMUX_CAST(obj) ((GstMssDemux *)(obj))
typedef struct _GstMssDemuxStream GstMssDemuxStream;
typedef struct _GstMssDemux GstMssDemux;
typedef struct _GstMssDemuxClass GstMssDemuxClass;
struct _GstMssDemuxStream {
GstPad *pad;
GstCaps *caps;
GstMssDemux *parent;
GstMssStream *manifest_stream;
GstUriDownloader *downloader;
GstDataQueue *dataqueue;
GstEvent *pending_newsegment;
GstClockTime next_timestamp;
/* Downloading task */
GstTask *download_task;
GRecMutex download_lock;
gboolean eos;
gboolean have_data;
gboolean cancelled;
GstDownloadRate download_rate;
guint download_error_count;
};
struct _GstMssDemux {
GstElement element;
/* pads */
GstPad *sinkpad;
gboolean have_group_id;
guint group_id;
GstBuffer *manifest_buffer;
GstMssManifest *manifest;
gchar *base_url;
gchar *manifest_uri;
GstSegment segment;
GSList *streams;
guint n_videos;
guint n_audios;
gboolean update_bitrates;
/* Streaming task */
GstTask *stream_task;
GRecMutex stream_lock;
/* properties */
guint64 connection_speed; /* in bps */
guint data_queue_max_size;
gfloat bitrate_limit;
};
struct _GstMssDemuxClass {
GstElementClass parent_class;
};
GType gst_mss_demux_get_type (void);
G_END_DECLS
#endif /* __GST_MSSDEMUX_H__ */