mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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6b55f97529
In case of per features registration such as the customizable gstreamer-full library, each element should check that the soup library can be loaded to facilitate the element registration. Initialize the debug categories properly Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2348>
170 lines
5 KiB
C
170 lines
5 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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* Copyright (C) 2021 Centricular Ltd
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* Author: Edward Hervey <edward@centricular.com>
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* Author: Jan Schmidt <jan@centricular.com>
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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/base/gstadapter.h>
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#include <gst/base/gstdataqueue.h>
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#include "gstisoff.h"
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#include "gstadaptivedemux.h"
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#include "gstmpdclient.h"
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G_BEGIN_DECLS
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#define GST_TYPE_DASH_DEMUX2 \
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(gst_dash_demux2_get_type())
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#define GST_DASH_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DASH_DEMUX2,GstDashDemux2))
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#define GST_DASH_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DASH_DEMUX2,GstDashDemux2Class))
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#define GST_IS_DASH_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DASH_DEMUX2))
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#define GST_IS_DASH_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DASH_DEMUX2))
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#define GST_DASH_DEMUX_CAST(obj) \
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((GstDashDemux2 *)obj)
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#define GST_TYPE_DASH_DEMUX_STREAM \
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(gst_dash_demux_stream_get_type())
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#define GST_DASH_DEMUX_STREAM(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DASH_DEMUX_STREAM,GstDashDemux2Stream))
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#define GST_DASH_DEMUX_STREAM_CAST(obj) ((GstDashDemux2Stream *)obj)
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typedef struct _GstDashDemux2Stream GstDashDemux2Stream;
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typedef GstAdaptiveDemux2StreamClass GstDashDemux2StreamClass;
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typedef struct _GstDashDemux2ClockDrift GstDashDemux2ClockDrift;
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typedef struct _GstDashDemux2 GstDashDemux2;
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typedef struct _GstDashDemux2Class GstDashDemux2Class;
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struct _GstDashDemux2Stream
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{
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GstAdaptiveDemux2Stream parent;
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gint index;
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GstActiveStream *active_stream;
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/* Track provided by this stream */
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GstAdaptiveDemuxTrack *track;
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GstMediaFragmentInfo current_fragment;
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/* index parsing */
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GstSidxParser sidx_parser;
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GstClockTime sidx_position;
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gint64 sidx_base_offset;
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gboolean allow_sidx;
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GstClockTime pending_seek_ts;
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GstAdapter *adapter;
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/* current offset of the first byte in the adapter / last byte we pushed or
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* dropped*/
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guint64 current_offset;
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/* index = 1, header = 2, data = 3 */
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guint current_index_header_or_data;
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/* ISOBMFF box parsing */
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gboolean is_isobmff;
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struct {
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/* index = 1, header = 2, data = 3 */
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guint32 current_fourcc;
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guint64 current_start_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;
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guint64 keyframe_average_size;
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guint64 keyframe_average_distance;
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gboolean first_sync_sample_after_moof, first_sync_sample_always_after_moof;
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/* Internal position value, at the keyframe/entry level */
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GstClockTime actual_position;
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/* Timestamp of the beginning of the current fragment */
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GstClockTime current_fragment_timestamp;
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GstClockTime current_fragment_duration;
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GstClockTime current_fragment_keyframe_distance;
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/* Average keyframe download time (only in trickmode-key-units) */
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GstClockTime average_download_time;
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/* Cached target time (only in trickmode-key-units) */
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GstClockTime target_time;
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/* Average skip-ahead time (only in trickmode-key-units) */
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GstClockTime average_skip_size;
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};
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/**
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* GstDashDemux2:
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*
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* Opaque #GstDashDemux2 data structure.
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*/
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struct _GstDashDemux2
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{
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GstAdaptiveDemux parent;
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GSList *next_periods;
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GstMPDClient2 *client; /* MPD client */
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GMutex client_lock;
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GstDashDemux2ClockDrift *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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gint max_video_width, max_video_height;
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gint max_video_framerate_n, max_video_framerate_d;
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gchar* default_presentation_delay; /* presentation time delay if MPD@suggestedPresentationDelay is not present */
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gboolean allow_trickmode_key_units;
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};
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struct _GstDashDemux2Class
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{
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GstAdaptiveDemuxClass parent_class;
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};
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GType gst_dash_demux2_get_type (void);
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GType gst_dash_demux_stream_get_type (void);
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G_END_DECLS
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#endif /* __GST_DASH_DEMUX_H__ */
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