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2e75ee53cd
Original commit message from CVS: * gst/mpegvideoparse/mpegpacketiser.c: (mpeg_util_find_start_code): Small meaningless cleanup. * gst/mpegvideoparse/mpegvideoparse.c: (gst_mpegvideoparse_flush), (mpegvideoparse_drain_avail), (gst_mpegvideoparse_chain_forward), (scan_keyframe), (gst_mpegvideoparse_flush_decode), (gst_mpegvideoparse_chain_reverse), (gst_mpegvideoparse_chain), (mpv_parse_sink_event), (gst_mpegvideoparse_change_state): * gst/mpegvideoparse/mpegvideoparse.h: Track segment events. Do the first part of reverse playback by sending data between two I-frames to the decoder.
71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) <2007> Jan Schmidt <thaytan@mad.scientist.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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __MPEGVIDEOPARSE_H__
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#define __MPEGVIDEOPARSE_H__
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#include <gst/gst.h>
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#include "mpegpacketiser.h"
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G_BEGIN_DECLS
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#define GST_TYPE_MPEGVIDEOPARSE \
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(mpegvideoparse_get_type())
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#define GST_MPEGVIDEOPARSE(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MPEGVIDEOPARSE,MpegVideoParse))
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#define GST_MPEGVIDEOPARSE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MPEGVIDEOPARSE,MpegVideoParseClass))
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#define GST_IS_MPEGVIDEOPARSE(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MPEGVIDEOPARSE))
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#define GST_IS_MPEGVIDEOPARSE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MPEGVIDEOPARSE))
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typedef struct _MpegVideoParse MpegVideoParse;
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typedef struct _MpegVideoParseClass MpegVideoParseClass;
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struct _MpegVideoParse {
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GstElement element;
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GstPad *sinkpad, *srcpad;
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GstSegment segment;
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gint64 next_offset;
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gboolean need_discont;
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/* Info from the Sequence Header */
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MPEGSeqHdr seq_hdr;
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GstBuffer *seq_hdr_buf;
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/* Packetise helper */
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MPEGPacketiser packer;
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/* gather/decode queues for reverse playback */
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GList *gather;
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GList *decode;
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};
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struct _MpegVideoParseClass {
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GstElementClass parent_class;
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};
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GType gst_mpegvideoparse_get_type(void);
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G_END_DECLS
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#endif /* __MPEGVIDEOPARSE_H__ */
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