mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-03 16:09:39 +00:00
2296296a51
It's not perfect, because in the cases where upstream doesn't initiate an allocation query, we won't know.
107 lines
3.3 KiB
C
107 lines
3.3 KiB
C
/* 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
|
|
* Copyright (C) <2011> Nokia Corporation
|
|
* Copyright (C) <2011> Intel Corporation
|
|
*
|
|
* 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_MPEGVIDEO_PARSE_H__
|
|
#define __GST_MPEGVIDEO_PARSE_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/base/gstbaseparse.h>
|
|
|
|
#include <gst/codecparsers/gstmpegvideoparser.h>
|
|
|
|
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
|
|
};
|
|
|
|
struct _GstMpegvParse {
|
|
GstBaseParse element;
|
|
|
|
/* parse state */
|
|
gint ext_offsets[10];
|
|
gint ext_count;
|
|
gint last_sc;
|
|
gint seq_offset;
|
|
gint seq_size;
|
|
gint pic_offset;
|
|
guint slice_count;
|
|
guint slice_offset;
|
|
gboolean update_caps;
|
|
gboolean send_codec_tag;
|
|
gboolean send_mpeg_meta;
|
|
|
|
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;
|
|
|
|
/* properties */
|
|
gboolean drop;
|
|
gboolean gop_split;
|
|
|
|
int fps_num;
|
|
int fps_den;
|
|
int frame_repeat_count;
|
|
};
|
|
|
|
struct _GstMpegvParseClass {
|
|
GstBaseParseClass parent_class;
|
|
};
|
|
|
|
GType gst_mpegv_parse_get_type (void);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_MPEGVIDEO_PARSE_H__ */
|