mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-30 13:41:48 +00:00
da329b44a4
Download and push from the same task, makes code a lot simpler to maintain. Also pushing from separate threads avoids deadlocking when gst_pad_push blocks due to downstream queues being full.
133 lines
3.4 KiB
C
133 lines
3.4 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 "gstdownloadrate.h"
|
|
#include <gst/uridownloader/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;
|
|
|
|
GstDashDemux *demux;
|
|
|
|
gint index;
|
|
GstActiveStream *active_stream;
|
|
|
|
GstCaps *input_caps;
|
|
|
|
GstFlowReturn last_ret;
|
|
GstClockTime position;
|
|
gboolean restart_download;
|
|
|
|
GstEvent *pending_segment;
|
|
|
|
gboolean stream_eos;
|
|
gboolean need_header;
|
|
|
|
/* Download task */
|
|
GMutex download_mutex;
|
|
GCond download_cond;
|
|
GstTask *download_task;
|
|
GRecMutex download_task_lock;
|
|
GstUriDownloader *downloader;
|
|
|
|
GstDownloadRate dnl_rate;
|
|
};
|
|
|
|
/**
|
|
* GstDashDemux:
|
|
*
|
|
* Opaque #GstDashDemux data structure.
|
|
*/
|
|
struct _GstDashDemux
|
|
{
|
|
GstElement parent;
|
|
GstPad *sinkpad;
|
|
|
|
gboolean have_group_id;
|
|
guint group_id;
|
|
|
|
GSList *streams;
|
|
GSList *next_periods;
|
|
|
|
GstSegment segment;
|
|
GstClockTime timestamp_offset;
|
|
|
|
GstBuffer *manifest;
|
|
GstUriDownloader *downloader;
|
|
GstMpdClient *client; /* MPD client */
|
|
GMutex client_lock;
|
|
|
|
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 */
|
|
|
|
gboolean cancelled;
|
|
|
|
/* Manifest update */
|
|
GstClockTime last_manifest_update;
|
|
};
|
|
|
|
struct _GstDashDemuxClass
|
|
{
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
GType gst_dash_demux_get_type (void);
|
|
|
|
G_END_DECLS
|
|
#endif /* __GST_DASH_DEMUX_H__ */
|
|
|