mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-09 10:59:39 +00:00
145 lines
3.8 KiB
C
145 lines
3.8 KiB
C
/*
|
|
* DASH demux plugin for GStreamer
|
|
*
|
|
* gstdashdemux.h
|
|
*
|
|
* Copyright (C) 2012 Orange
|
|
* Authors:
|
|
* David Corvoysier <david.corvoysier@orange.com>
|
|
* Hamid Zakari <hamid.zakari@gmail.com>
|
|
*
|
|
* Copyright (C) 2013 Smart TV Alliance
|
|
* Author: Thiago Sousa Santos <thiago.sousa.santos@collabora.com>, Collabora Ltd.
|
|
*
|
|
* 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 2.1 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 (COPYING); if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __GST_DASH_DEMUX_H__
|
|
#define __GST_DASH_DEMUX_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/base/gstadapter.h>
|
|
#include <gst/base/gstdataqueue.h>
|
|
#include "gstmpdparser.h"
|
|
#include "gstfragmented.h"
|
|
#include "gsturidownloader.h"
|
|
|
|
G_BEGIN_DECLS
|
|
#define GST_TYPE_DASH_DEMUX \
|
|
(gst_dash_demux_get_type())
|
|
#define GST_DASH_DEMUX(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DASH_DEMUX,GstDashDemux))
|
|
#define GST_DASH_DEMUX_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DASH_DEMUX,GstDashDemuxClass))
|
|
#define GST_IS_DASH_DEMUX(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DASH_DEMUX))
|
|
#define GST_IS_DASH_DEMUX_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DASH_DEMUX))
|
|
|
|
typedef struct _GstDashDemuxStream GstDashDemuxStream;
|
|
typedef struct _GstDashDemux GstDashDemux;
|
|
typedef struct _GstDashDemuxClass GstDashDemuxClass;
|
|
|
|
struct _GstDashDemuxStream
|
|
{
|
|
GstPad *pad;
|
|
|
|
gint index;
|
|
|
|
GstCaps *input_caps;
|
|
|
|
/*
|
|
* Need to store the status for the download and
|
|
* stream tasks separately as they are working at
|
|
* different points of the stream timeline.
|
|
* The download task is ahead of the stream.
|
|
*
|
|
* The download_end_of_period is set when a stream
|
|
* has already downloaded all fragments for the current
|
|
* period.
|
|
*
|
|
* The stream_end_of_period is set when a stream
|
|
* has pushed all fragments for the current period
|
|
*/
|
|
gboolean download_end_of_period;
|
|
gboolean stream_end_of_period;
|
|
|
|
gboolean stream_eos;
|
|
|
|
gboolean need_header;
|
|
|
|
gboolean need_segment;
|
|
|
|
GstDataQueue *queue;
|
|
};
|
|
|
|
/**
|
|
* GstDashDemux:
|
|
*
|
|
* Opaque #GstDashDemux data structure.
|
|
*/
|
|
struct _GstDashDemux
|
|
{
|
|
GstElement parent;
|
|
GstPad *sinkpad;
|
|
|
|
GSList *streams;
|
|
|
|
GstSegment segment;
|
|
|
|
GstBuffer *manifest;
|
|
GstUriDownloader *downloader;
|
|
GstMpdClient *client; /* MPD client */
|
|
gboolean end_of_period;
|
|
gboolean end_of_manifest;
|
|
|
|
/* Properties */
|
|
GstClockTime max_buffering_time; /* Maximum buffering time accumulated during playback */
|
|
gfloat bandwidth_usage; /* Percentage of the available bandwidth to use */
|
|
guint64 max_bitrate; /* max of bitrate supported by target decoder */
|
|
|
|
/* Streaming task */
|
|
GstTask *stream_task;
|
|
GStaticRecMutex stream_lock;
|
|
GMutex *stream_timed_lock;
|
|
|
|
/* Download task */
|
|
GstTask *download_task;
|
|
GStaticRecMutex download_lock;
|
|
gboolean cancelled;
|
|
GMutex *download_timed_lock;
|
|
|
|
/* Manifest update */
|
|
GstClockTime last_manifest_update;
|
|
|
|
/* Position in the stream */
|
|
GstClockTime position;
|
|
GstClockTime position_shift;
|
|
GstClockTime last_position_shift;
|
|
/* Download rate */
|
|
guint64 dnl_rate;
|
|
};
|
|
|
|
struct _GstDashDemuxClass
|
|
{
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
GType gst_dash_demux_get_type (void);
|
|
|
|
G_END_DECLS
|
|
#endif /* __GST_DASH_DEMUX_H__ */
|
|
|