mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-11 02:46:33 +00:00
102 lines
2.7 KiB
C
102 lines
2.7 KiB
C
/*
|
|
* mpegts_parse.h - GStreamer MPEG transport stream parser
|
|
* Copyright (C) 2007 Alessandro Decina
|
|
*
|
|
* Authors:
|
|
* Alessandro Decina <alessandro@nnva.org>
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
|
|
#ifndef GST_MPEG_TS_PARSE_H
|
|
#define GST_MPEG_TS_PARSE_H
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/base/gstflowcombiner.h>
|
|
#include "mpegtsbase.h"
|
|
#include "mpegtspacketizer.h"
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_MPEGTS_PARSE \
|
|
(mpegts_parse_get_type())
|
|
#define GST_MPEGTS_PARSE(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MPEGTS_PARSE,MpegTSParse2))
|
|
#define GST_MPEGTS_PARSE_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MPEGTS_PARSE,MpegTSParse2Class))
|
|
#define GST_IS_MPEGTS_PARSE(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MPEGTS_PARSE))
|
|
#define GST_IS_MPEGTS_PARSE_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MPEGTS_PARSE))
|
|
|
|
typedef struct _MpegTSParse2 MpegTSParse2;
|
|
typedef struct _MpegTSParse2Class MpegTSParse2Class;
|
|
|
|
typedef struct _MpegTSParse2Adapter {
|
|
GstAdapter *adapter;
|
|
guint packets_in_adapter;
|
|
gboolean first_is_keyframe;
|
|
} MpegTSParse2Adapter;
|
|
|
|
struct _MpegTSParse2 {
|
|
MpegTSBase parent;
|
|
|
|
gboolean have_group_id;
|
|
guint group_id;
|
|
|
|
GstClockTime smoothing_latency;
|
|
GstClockTime base_pcr;
|
|
GstClockTime ts_offset;
|
|
GstClockTime current_pcr;
|
|
gint user_pcr_pid;
|
|
gint pcr_pid;
|
|
|
|
/* Always present source pad */
|
|
GstPad *srcpad;
|
|
|
|
/* Request source (single program) pads */
|
|
GList *srcpads;
|
|
|
|
GstFlowCombiner *flowcombiner;
|
|
|
|
/* state */
|
|
gboolean first;
|
|
gboolean set_timestamps;
|
|
|
|
/* Pending buffer state */
|
|
GList *pending_buffers;
|
|
GstClockTime previous_pcr;
|
|
guint bytes_since_pcr;
|
|
|
|
/* Combine several packets into a larger buffer */
|
|
MpegTSParse2Adapter ts_adapter;
|
|
guint alignment;
|
|
gboolean split_on_rai;
|
|
gboolean is_eos;
|
|
guint32 header;
|
|
};
|
|
|
|
struct _MpegTSParse2Class {
|
|
MpegTSBaseClass parent_class;
|
|
};
|
|
|
|
G_GNUC_INTERNAL GType mpegts_parse_get_type(void);
|
|
GST_ELEMENT_REGISTER_DECLARE (tsparse);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* GST_MPEG_TS_PARSE_H */
|