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6208795598
This is useful for seeking as we usually want to seek to the previous keyframe. The keyframe detection is done by parsing the MPEG2 elementary stream and if a GOP or I-frame packet is found we assume a keyframe in this edit unit.
35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
/* GStreamer
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* Copyright (C) 2008-2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
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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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/* Implementation of SMPTE 381M - Mapping MPEG streams into the MXF
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* Generic Container
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*/
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#ifndef __MXF_MPEG_H__
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#define __MXF_MPEG_H__
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#include <gst/gst.h>
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#include "mxfparse.h"
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void mxf_mpeg_init (void);
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gboolean mxf_mpeg_is_mpeg2_keyframe (GstBuffer *buffer);
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#endif /* __MXF_MPEG_H__ */
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