gstreamer/ext/smoothstreaming/gstmssdemux.h
Thiago Santos 99c8fb7330 mssdemux: track segments per stream
As streams now flow independently, the GstSegment needs to be put
on each stream so they can track the position of each one correctly
instead of being mixed in a single segment
2013-12-18 18:52:19 -03:00

121 lines
2.9 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;
GstEvent *pending_newsegment;
GstClockTime next_timestamp;
GstSegment segment;
/* Downloading task */
GstTask *download_task;
GRecMutex download_lock;
GstFlowReturn last_ret;
gboolean eos;
gboolean have_data;
gboolean cancelled;
gboolean restart_download;
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;
GSList *streams;
guint n_videos;
guint n_audios;
gboolean update_bitrates;
/* 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__ */