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98 lines
3.2 KiB
C
98 lines
3.2 KiB
C
/*
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* gstcmmldec.h - GStreamer annodex CMML decoder
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* Copyright (C) 2005 Alessandro Decina
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*
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* Authors:
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* Alessandro Decina <alessandro@nnva.org>
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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 __GST_CMML_DEC_H__
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#define __GST_CMML_DEC_H__
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#include <gst/gst.h>
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#include <gst/gstformat.h>
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#include <gst/controller/gstcontroller.h>
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#include "gstcmmlparser.h"
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/* GstCmmlDec */
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#define GST_TYPE_CMML_DEC (gst_cmml_dec_get_type())
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#define GST_CMML_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_CMML_DEC, GstCmmlDec))
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#define GST_CMML_DEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_CMML_DEC, GstCmmlDecClass))
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#define GST_IS_CMML_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_CMML_DEC))
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#define GST_IS_CMML_DEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_CMML_DEC))
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#define GST_CMML_DEC_GET_CLASS(klass) \
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(G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_CMML_DEC, GstCmmlDecClass))
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typedef struct _GstCmmlDec GstCmmlDec;
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typedef struct _GstCmmlDecClass GstCmmlDecClass;
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typedef enum _GstCmmlPacketType GstCmmlPacketType;
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enum _GstCmmlPacketType
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{
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GST_CMML_PACKET_UNKNOWN,
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GST_CMML_PACKET_IDENT_HEADER,
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GST_CMML_PACKET_FIRST_HEADER,
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GST_CMML_PACKET_SECOND_HEADER,
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GST_CMML_PACKET_CLIP
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};
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struct _GstCmmlDec
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{
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GstElement element;
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/* element part */
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GstPad *sinkpad;
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GstPad *srcpad;
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/* bitstream part */
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gint16 major; /* bitstream version major */
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gint16 minor; /* bitstream version minor */
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gint64 granulerate_n; /* bitrstream granulerate numerator */
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gint64 granulerate_d; /* bitstream granulerate denominator */
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gint8 granuleshift; /* bitstreamgranuleshift */
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gint64 granulepos; /* bitstream granule position */
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GstClockTime timestamp; /* timestamp of the last buffer */
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/* decoder part */
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GstCmmlParser *parser; /* cmml parser */
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gboolean sent_root;
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GstFlowReturn flow_return; /* _chain return value */
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gboolean wait_clip_end; /* when TRUE, the GST_TAG_MESSAGE for a
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* clip is sent when the next clip (or EOS)
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* is found, so that the clip end-time is
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* known. This is useful for pre-extracting
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* the clips.
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*/
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GHashTable *tracks;
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};
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struct _GstCmmlDecClass
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{
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GstElementClass parent_class;
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};
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GType gst_cmml_dec_get_type (void);
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gboolean gst_cmml_dec_plugin_init (GstPlugin * plugin);
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#endif /* __GST_CMML_DEC_H__ */
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