mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-03 16:09:39 +00:00
6836fdea83
Original commit message from CVS:
Created new plugin ('medadata') and element ('metadataparse') that extract metadata from images (look at bug #486659).
85 lines
2.8 KiB
C
85 lines
2.8 KiB
C
/*
|
|
* GStreamer
|
|
* Copyright 2007 Edgard Lima <edgard.lima@indt.org.br>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*
|
|
* Alternatively, the contents of this file may be used under the
|
|
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
|
|
* which case the following provisions apply instead of the ones
|
|
* mentioned above:
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __METADATAPARSE_JPEG_H__
|
|
#define __METADATAPARSE_JPEG_H__
|
|
|
|
#include <gst/base/gstadapter.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
typedef enum _tag_JpegState {
|
|
JPEG_NULL,
|
|
JPEG_READING,
|
|
JPEG_JUMPING,
|
|
JPEG_EXIF,
|
|
JPEG_IPTC,
|
|
JPEG_XMP,
|
|
JPEG_DONE
|
|
} JpegState;
|
|
|
|
|
|
typedef struct _tag_JpegData {
|
|
JpegState state;
|
|
GstAdapter **adpt_exif;
|
|
GstAdapter **adpt_iptc;
|
|
GstAdapter **adpt_xmp;
|
|
guint32 read;
|
|
} JpegData;
|
|
|
|
|
|
extern void
|
|
metadataparse_jpeg_init(JpegData *jpeg_data, GstAdapter **adpt_exif, GstAdapter **adpt_iptc, GstAdapter **adpt_xmp);
|
|
|
|
extern void
|
|
metadataparse_jpeg_dispose(JpegData *jpeg_data);
|
|
|
|
|
|
int
|
|
metadataparse_jpeg_parse(JpegData *jpeg_data, guint8 *buf,
|
|
guint32 *bufsize, guint8 ** next_start,
|
|
guint32 * next_size);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __METADATAPARSE_JPEG_H__ */
|