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BPI-CM9-Linux/aml-comp/multimedia/gst-plugin-aml-demux/aml-tsdemux/amltsparse.h
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2026-08-24 10:03:24 +08:00

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2.8 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_AML_TS_PARSE_H
#define GST_AML_TS_PARSE_H
#include <gst/gst.h>
#include <gst/base/gstflowcombiner.h>
#include "amltsbase.h"
#include "amltspacketizer.h"
G_BEGIN_DECLS
#define GST_TYPE_AMLTS_PARSE \
(amlts_parse_get_type())
#define GST_AMLTS_PARSE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AMLTS_PARSE,AmlTSParse2))
#define GST_AMLTS_PARSE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AMLTS_PARSE,AmlTSParse2Class))
#define GST_IS_AMLTS_PARSE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AMLTS_PARSE))
#define GST_IS_AMLTS_PARSE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AMLTS_PARSE))
typedef struct _AmlTSParse2 AmlTSParse2;
typedef struct _AmlTSParse2Class AmlTSParse2Class;
typedef struct _AmlTSParse2Adapter {
GstAdapter *adapter;
guint packets_in_adapter;
gboolean first_is_keyframe;
} AmlTSParse2Adapter;
struct _AmlTSParse2 {
AmlTSBase 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 */
AmlTSParse2Adapter ts_adapter;
guint alignment;
gboolean split_on_rai;
gboolean is_eos;
guint32 header;
};
struct _AmlTSParse2Class {
AmlTSBaseClass parent_class;
};
G_GNUC_INTERNAL GType amlts_parse_get_type(void);
//aml mark: new method at new version
//GST_ELEMENT_REGISTER_DECLARE (tsparse);
G_GNUC_INTERNAL gboolean gst_amltsparse_plugin_init (GstPlugin * plugin);
G_END_DECLS
#endif /* GST_AML_TS_PARSE_H */