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9c04d1e13c
And always request those in the beginning so that ideally we get the moof and the first sync sample all together with the first HTTP request. https://bugzilla.gnome.org/show_bug.cgi?id=741104
142 lines
4 KiB
C
142 lines
4 KiB
C
/*
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* DASH demux plugin for GStreamer
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*
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* gstdashdemux.h
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*
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* Copyright (C) 2012 Orange
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* Authors:
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* David Corvoysier <david.corvoysier@orange.com>
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* Hamid Zakari <hamid.zakari@gmail.com>
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*
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* Copyright (C) 2013 Smart TV Alliance
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* Author: Thiago Sousa Santos <thiago.sousa.santos@collabora.com>, Collabora Ltd.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library (COPYING); if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_DASH_DEMUX_H__
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#define __GST_DASH_DEMUX_H__
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#include <gst/gst.h>
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#include <gst/adaptivedemux/gstadaptivedemux.h>
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#include <gst/base/gstadapter.h>
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#include <gst/base/gstdataqueue.h>
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#include "gstmpdparser.h"
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#include "gstisoff.h"
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#include <gst/uridownloader/gsturidownloader.h>
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G_BEGIN_DECLS
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#define GST_TYPE_DASH_DEMUX \
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(gst_dash_demux_get_type())
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#define GST_DASH_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DASH_DEMUX,GstDashDemux))
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#define GST_DASH_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DASH_DEMUX,GstDashDemuxClass))
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#define GST_IS_DASH_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DASH_DEMUX))
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#define GST_IS_DASH_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DASH_DEMUX))
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#define GST_DASH_DEMUX_CAST(obj) \
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((GstDashDemux *)obj)
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typedef struct _GstDashDemuxClockDrift GstDashDemuxClockDrift;
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typedef struct _GstDashDemuxStream GstDashDemuxStream;
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typedef struct _GstDashDemux GstDashDemux;
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typedef struct _GstDashDemuxClass GstDashDemuxClass;
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struct _GstDashDemuxStream
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{
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GstAdaptiveDemuxStream parent;
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gint index;
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GstActiveStream *active_stream;
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GstMediaFragmentInfo current_fragment;
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/* index parsing */
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GstAdapter *sidx_adapter;
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GstSidxParser sidx_parser;
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gint sidx_index;
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gint64 sidx_base_offset;
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GstClockTime pending_seek_ts;
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/* sidx offset tracking */
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guint64 sidx_current_offset;
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/* index = 1, header = 2, data = 3 */
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guint sidx_index_header_or_data;
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/* ISOBMFF box parsing */
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gboolean is_isobmff;
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GstAdapter *isobmff_adapter;
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struct {
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/* index = 1, header = 2, data = 3 */
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guint index_header_or_data;
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guint32 current_fourcc;
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guint64 current_start_offset;
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guint64 current_offset;
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guint64 current_size;
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} isobmff_parser;
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GstMoofBox *moof;
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guint64 moof_offset, moof_size;
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GArray *moof_sync_samples;
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guint current_sync_sample;
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guint64 moof_average_size, first_sync_sample_average_size;
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gboolean first_sync_sample_after_moof, first_sync_sample_always_after_moof;
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};
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/**
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* GstDashDemux:
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*
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* Opaque #GstDashDemux data structure.
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*/
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struct _GstDashDemux
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{
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GstAdaptiveDemux parent;
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GSList *next_periods;
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GstMpdClient *client; /* MPD client */
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GMutex client_lock;
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GstDashDemuxClockDrift *clock_drift;
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gboolean end_of_period;
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gboolean end_of_manifest;
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/* Properties */
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GstClockTime max_buffering_time; /* Maximum buffering time accumulated during playback */
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guint64 max_bitrate; /* max of bitrate supported by target decoder */
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gchar* default_presentation_delay; /* presentation time delay if MPD@suggestedPresentationDelay is not present */
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gint n_audio_streams;
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gint n_video_streams;
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gint n_subtitle_streams;
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gboolean trickmode_no_audio;
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gboolean allow_trickmode_key_units;
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};
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struct _GstDashDemuxClass
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{
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GstAdaptiveDemuxClass parent_class;
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};
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GType gst_dash_demux_get_type (void);
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G_END_DECLS
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#endif /* __GST_DASH_DEMUX_H__ */
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