mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-23 18:21:04 +00:00
41b65b421b
We only need a Video Object Start code before we can start pushing out data. Search for this code also instead of only looking for VOS and VOP. Fixes #572551.
81 lines
2.5 KiB
C
81 lines
2.5 KiB
C
/* GStreamer
|
|
* Copyright (C) <2007> Julien Moutte <julien@fluendo.com>
|
|
*
|
|
* 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., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __MPEG4VIDEOPARSE_H__
|
|
#define __MPEG4VIDEOPARSE_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/base/gstadapter.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_MPEG4VIDEOPARSE (gst_mpeg4vparse_get_type())
|
|
#define GST_MPEG4VIDEOPARSE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),\
|
|
GST_TYPE_MPEG4VIDEOPARSE, GstMpeg4VParse))
|
|
#define GST_MPEG4VIDEOPARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),\
|
|
GST_TYPE_MPEG4VIDEOPARSE, GstMpeg4VParseClass))
|
|
#define GST_MPEG4VIDEOPARSE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),\
|
|
GST_TYPE_MPEG4VIDEOPARSE, GstMpeg4VParseClass))
|
|
#define GST_IS_MPEG4VIDEOPARSE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),\
|
|
GST_TYPE_MPEG4VIDEOPARSE))
|
|
#define GST_IS_MPEG4VIDEOPARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),\
|
|
GST_TYPE_MPEG4VIDEOPARSE))
|
|
|
|
typedef struct _GstMpeg4VParse GstMpeg4VParse;
|
|
typedef struct _GstMpeg4VParseClass GstMpeg4VParseClass;
|
|
|
|
typedef enum {
|
|
PARSE_NEED_START,
|
|
PARSE_START_FOUND,
|
|
PARSE_VO_FOUND,
|
|
PARSE_VOS_FOUND,
|
|
PARSE_VOP_FOUND
|
|
} GstMpeg4VParseState;
|
|
|
|
struct _GstMpeg4VParse {
|
|
GstElement element;
|
|
|
|
GstPad * sinkpad;
|
|
GstPad * srcpad;
|
|
|
|
GstAdapter * adapter;
|
|
guint offset;
|
|
guint vos_offset;
|
|
gboolean intra_frame;
|
|
|
|
GstMpeg4VParseState state;
|
|
GstClockTime timestamp;
|
|
|
|
GstBuffer *config;
|
|
gboolean have_config;
|
|
guint8 profile;
|
|
GstClockTime frame_duration;
|
|
|
|
gboolean drop;
|
|
};
|
|
|
|
struct _GstMpeg4VParseClass {
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
GType gst_mpeg4vparse_get_type (void);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __MPEG4VIDEOPARSE_H__ */
|