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4e283dbb62
mpeg4videoparse might not push buffers while parsing. If those buffers contain the DISCONT flag, it gets lost and downstream won't get any buffer with the flag. Fix it by adding the DISCONT to the next pushed buffer. This makes backwards playback work.
86 lines
2.6 KiB
C
86 lines
2.6 KiB
C
/* GStreamer
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* Copyright (C) <2007> Julien Moutte <julien@fluendo.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __MPEG4VIDEO_PARSE_H__
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#define __MPEG4VIDEO_PARSE_H__
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#include <gst/gst.h>
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#include <gst/base/gstbaseparse.h>
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#include <gst/codecparsers/gstmpeg4parser.h>
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G_BEGIN_DECLS
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#define GST_TYPE_MPEG4VIDEO_PARSE (gst_mpeg4vparse_get_type())
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#define GST_MPEG4VIDEO_PARSE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),\
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GST_TYPE_MPEG4VIDEO_PARSE, GstMpeg4VParse))
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#define GST_MPEG4VIDEO_PARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),\
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GST_TYPE_MPEG4VIDEO_PARSE, GstMpeg4VParseClass))
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#define GST_MPEG4VIDEO_PARSE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),\
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GST_TYPE_MPEG4VIDEO_PARSE, GstMpeg4VParseClass))
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#define GST_IS_MPEG4VIDEO_PARSE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),\
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GST_TYPE_MPEG4VIDEO_PARSE))
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#define GST_IS_MPEG4VIDEO_PARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),\
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GST_TYPE_MPEG4VIDEO_PARSE))
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typedef struct _GstMpeg4VParse GstMpeg4VParse;
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typedef struct _GstMpeg4VParseClass GstMpeg4VParseClass;
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struct _GstMpeg4VParse {
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GstBaseParse element;
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GstClockTime last_report;
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/* parse state */
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gint last_sc;
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gint vop_offset;
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gboolean vo_found;
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gboolean config_found;
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gboolean intra_frame;
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gboolean update_caps;
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gboolean sent_codec_tag;
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GstMpeg4VisualObject vo;
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gint vo_offset;
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gboolean discont;
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GstBuffer *config;
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GstMpeg4VideoObjectLayer vol;
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gboolean vol_offset;
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const gchar *profile;
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const gchar *level;
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/* properties */
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gboolean drop;
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guint interval;
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GstClockTime pending_key_unit_ts;
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GstEvent *force_key_unit_event;
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};
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struct _GstMpeg4VParseClass {
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GstBaseParseClass parent_class;
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};
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GType gst_mpeg4vparse_get_type (void);
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G_END_DECLS
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#endif /* __MPEG4VIDEO_PARSE_H__ */
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