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122 lines
3.9 KiB
C
122 lines
3.9 KiB
C
/*
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* GStreamer
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* Copyright 2007 Edgard Lima <edgard.lima@indt.org.br>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Alternatively, the contents of this file may be used under the
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* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
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* which case the following provisions apply instead of the ones
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* mentioned above:
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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_METADATA_PARSE_H__
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#define __GST_METADATA_PARSE_H__
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#include <gst/gst.h>
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#include "metadataparse.h"
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G_BEGIN_DECLS
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/* #defines don't like whitespacey bits */
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#define GST_TYPE_METADATA_PARSE \
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(gst_metadata_parse_get_type())
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#define GST_METADATA_PARSE(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_METADATA_PARSE,GstMetadataParse))
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#define GST_METADATA_PARSE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_METADATA_PARSE,GstMetadataParseClass))
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#define GST_IS_METADATA_PARSE(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_METADATA_PARSE))
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#define GST_IS_METADATA_PARSE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_METADATA_PARSE))
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typedef struct _GstMetadataParse GstMetadataParse;
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typedef struct _GstMetadataParseClass GstMetadataParseClass;
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typedef enum _tag_MetadataState
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{
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MT_STATE_NULL, /* still need to check media type */
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MT_STATE_PARSED
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} MetadataState;
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struct _GstMetadataParse
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{
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GstElement element;
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GstPad *sinkpad, *srcpad;
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gboolean exif;
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gboolean iptc;
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gboolean xmp;
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gint64 seg_offset_orig[3]; /* offset in chunk in original stream */
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guint32 seg_size[3];
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gint64 seg_inject_offset[3]; /* offset of chunk in resulting stream */
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guint32 seg_inject_size[3];
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guint8 * seg_inject_data[3];
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gint8 num_segs;
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gboolean need_send_tag;
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GstTagList *taglist;
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ParseData parse_data;
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GstAdapter *adapter;
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guint32 next_offset;
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guint32 next_size;
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ImageType img_type;
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gint64 offset_orig;
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gint64 duration;
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gint64 offset;
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MetadataState state;
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gboolean need_more_data;
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};
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struct _GstMetadataParseClass
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{
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GstElementClass parent_class;
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};
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extern GType gst_metadata_parse_get_type (void);
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extern gboolean gst_metadata_parse_plugin_init (GstPlugin * plugin);
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G_END_DECLS
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#endif /* __GST_METADATA_PARSE_H__ */
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