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/* Cataract - Static web photo gallery generator
* Copyright (C) 2008 Tomas Bzatek <tbzatek@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifdef __cplusplus
extern "C" {
#endif
#include <glib.h>
#include "setup.h"
#define SQUARED_SIMPLE_SHAVE_AMOUNT 5 /* percent */
/* TODO: we want to have numerical values here at some point in the future */
typedef struct {
gchar *datetime;
gchar *camera_model;
gchar *iso;
gchar *focal_length;
gchar *focal_length_35mm;
gchar *aperture;
gchar *exposure;
gchar *flash;
gchar *exif_software;
gchar *exif_imgdesc;
gchar *exif_artist;
gchar *exif_copyright;
gchar *exif_usercomment;
gchar *iptc_objectname;
gchar *iptc_copyright;
gchar *iptc_credit;
gchar *iptc_caption;
gchar *iptc_author;
gchar *jpeg_comment;
} TExifData;
/*
* get_exif: retrieve EXIF info from a JPEG image
*/
int get_exif (const gchar *filename, TExifData **exif_data);
/*
* free_exif_struct: free allocated structure
*/
void free_exif_data (TExifData *data);
/*
* resize_image: resize image pointed by src and save result to dst
* - setting thumbnail flag will remove all profiles and optimize for size
*/
gboolean resize_image (const gchar *src, const gchar *dst,
unsigned long size_x, unsigned long size_y,
int quality,
gboolean thumbnail,
ThumbnailSquareType squared_thumbnail_type);
/*
* get_image_sizes: retrieve image dimensions
*/
void get_image_sizes (const gchar *img,
unsigned long *width, unsigned long *height);
/*
* calculate_sizes: calculate maximal image sizes within specified limits keeping aspect ratio
*/
void calculate_sizes (const unsigned long max_width, const unsigned long max_height,
unsigned long *width, unsigned long *height);
/*
* modify_exif: - strip thumbnail stored in EXIF table
* - add copyright to Exif::Image::Copyright and Iptc::Application2::Copyright
*/
void modify_exif (const gchar *filename, gboolean strip_thumbnail, const gchar *add_copyright);
#ifdef __cplusplus
}
#endif
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