gstreamer/subprojects/gst-plugins-bad/gst/videoparsers/gstmpegvideoparse.h

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/* GStreamer
* Copyright (C) <2007> Jan Schmidt <thaytan@mad.scientist.com>
* Copyright (C) <2011> Mark Nauwelaerts <mark.nauwelaerts@collabora.co.uk>
* Copyright (C) <2011> Thibault Saunier <thibault.saunier@collabora.com>
* Copyright (C) <2011> Collabora ltd
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* Copyright (C) <2011> Nokia Corporation
* Copyright (C) <2011> Intel Corporation
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*
* 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.
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*/
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#ifndef __GST_MPEGVIDEO_PARSE_H__
#define __GST_MPEGVIDEO_PARSE_H__
#include <gst/gst.h>
#include <gst/base/gstbaseparse.h>
#include "gstvideoparseutils.h"
#include <gst/codecparsers/gstmpegvideoparser.h>
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G_BEGIN_DECLS
#define GST_TYPE_MPEGVIDEO_PARSE (gst_mpegv_parse_get_type())
#define GST_MPEGVIDEO_PARSE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),\
GST_TYPE_MPEGVIDEO_PARSE, GstMpegvParse))
#define GST_MPEGVIDEO_PARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),\
GST_TYPE_MPEGVIDEO_PARSE, GstMpegvParseClass))
#define GST_MPEGVIDEO_PARSE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),\
GST_TYPE_MPEGVIDEO_PARSE, GstMpegvParseClass))
#define GST_IS_MPEGVIDEO_PARSE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),\
GST_TYPE_MPEGVIDEO_PARSE))
#define GST_IS_MPEGVIDEO_PARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),\
GST_TYPE_MPEGVIDEO_PARSE))
typedef struct _GstMpegvParse GstMpegvParse;
typedef struct _GstMpegvParseClass GstMpegvParseClass;
/* Config/sequence flags. Reset each time config is re-parsed */
enum {
FLAG_NONE = 0,
FLAG_MPEG2 = 1,
FLAG_SEQUENCE_EXT = 2,
FLAG_SEQUENCE_DISPLAY_EXT = 4
};
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struct _GstMpegvParse {
GstBaseParse element;
/* parse state */
gint ext_offsets[10];
gint ext_count;
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gint last_sc;
gint seq_offset;
gint seq_size;
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gint pic_offset;
guint slice_count;
guint slice_offset;
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gboolean update_caps;
gboolean send_codec_tag;
gboolean send_mpeg_meta;
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GstBuffer *config;
guint8 profile;
guint config_flags;
GstMpegVideoSequenceHdr sequencehdr;
GstMpegVideoSequenceExt sequenceext;
GstMpegVideoSequenceDisplayExt sequencedispext;
GstMpegVideoPictureHdr pichdr;
GstMpegVideoPictureExt picext;
GstMpegVideoQuantMatrixExt quantmatrext;
gboolean seqhdr_updated;
gboolean seqext_updated;
gboolean seqdispext_updated;
gboolean picext_updated;
gboolean quantmatrext_updated;
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GstVideoParseUserData user_data;
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/* properties */
gboolean drop;
gboolean gop_split;
int fps_num;
int fps_den;
int frame_repeat_count;
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};
struct _GstMpegvParseClass {
GstBaseParseClass parent_class;
};
GType gst_mpegv_parse_get_type (void);
G_END_DECLS
#endif /* __GST_MPEGVIDEO_PARSE_H__ */