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/*
* This library is licensed under 2 different licenses and you
* can choose to use it under the terms of either one of them. The
* two licenses are the MPL 1.1 and the LGPL.
*
* MPL:
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/.
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* LGPL:
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* The Original Code is Fluendo MPEG Demuxer plugin.
*
* The Initial Developer of the Original Code is Fluendo, S.L.
* Portions created by Fluendo, S.L. are Copyright (C) 2005
* Fluendo, S.L. All Rights Reserved.
*
* Contributor(s): Wim Taymans <wim@fluendo.com>
* Jan Schmidt <thaytan@noraisin.net>
*/
#ifndef __GST_PS_DEMUX_H__
#define __GST_PS_DEMUX_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include <gst/base/gstflowcombiner.h>
#include "gstpesfilter.h"
G_BEGIN_DECLS
#define GST_TYPE_PS_DEMUX (gst_ps_demux_get_type())
#define GST_PS_DEMUX(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PS_DEMUX,GstPsDemux))
#define GST_PS_DEMUX_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PS_DEMUX,GstPsDemuxClass))
#define GST_PS_DEMUX_GET_CLASS(klass) (G_TYPE_INSTANCE_GET_CLASS((klass),GST_TYPE_PS_DEMUX,GstPsDemuxClass))
#define GST_IS_PS_DEMUX(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PS_DEMUX))
#define GST_IS_PS_DEMUX_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PS_DEMUX))
typedef struct _GstPsStream GstPsStream;
typedef struct _GstPsDemux GstPsDemux;
typedef struct _GstPsDemuxClass GstPsDemuxClass;
#define GST_PS_DEMUX_MAX_STREAMS 256
#define GST_PS_DEMUX_MAX_PSM 256
#define MAX_DVD_AUDIO_STREAMS 8
#define MAX_DVD_SUBPICTURE_STREAMS 32
typedef enum
{
GST_PS_DEMUX_SYNC_AUTO = 0,
GST_PS_DEMUX_SYNC_SCR = 1,
GST_PS_DEMUX_SYNC_DTS = 2
} GstPsDemuxSync;
typedef enum
{
STATE_PS_DEMUX_NEED_SYNC,
STATE_PS_DEMUX_SYNCED,
STATE_PS_DEMUX_NEED_MORE_DATA,
} GstPsDemuxState;
/* Information associated with a single FluPS stream. */
struct _GstPsStream
{
GstPad *pad;
gint id;
gint type;
GstClockTime segment_thresh;
GstClockTime last_ts;
gboolean discont;
gboolean notlinked;
gboolean need_segment;
GstTagList *pending_tags;
};
struct _GstPsDemux
{
GstElement parent;
GstPad *sinkpad;
gboolean random_access; /* If we operate in pull mode */
gboolean flushing;
gboolean have_group_id;
guint group_id;
GstAdapter *adapter;
GstAdapter *rev_adapter;
guint64 adapter_offset;
guint32 last_sync_code;
GstPESFilter filter;
gint64 mux_rate;
guint64 first_scr;
guint64 last_scr;
guint64 first_dts;
guint64 base_time;
guint64 current_scr;
guint64 next_scr;
guint64 bytes_since_scr;
gint64 scr_adjust;
guint64 scr_rate_n;
guint64 scr_rate_d;
guint64 first_scr_offset;
guint64 last_scr_offset;
guint64 cur_scr_offset;
guint64 first_pts;
guint64 last_pts;
gint16 psm[GST_PS_DEMUX_MAX_PSM];
GstSegment sink_segment;
GstSegment src_segment;
guint32 segment_seqnum;
/* stream output */
GstPsStream *current_stream;
guint64 next_pts;
guint64 next_dts;
GstPsStream **streams;
GstPsStream **streams_found;
gint found_count;
gboolean need_no_more_pads;
GstFlowCombiner *flowcombiner;
/* Indicates an MPEG-2 stream */
gboolean is_mpeg2_pack;
/* properties */
gboolean ignore_scr;
};
struct _GstPsDemuxClass
{
GstElementClass parent_class;
GstPadTemplate *sink_template;
GstPadTemplate *video_template;
GstPadTemplate *audio_template;
GstPadTemplate *subpicture_template;
GstPadTemplate *private_template;
};
GType gst_ps_demux_get_type (void);
GST_ELEMENT_REGISTER_DECLARE (mpegpsdemux);
G_END_DECLS
#endif /* __GST_PS_DEMUX_H__ */
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