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image_utils.h    59 lines (48 with data), 1.5 kB

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/* Image manipulation functions
*
* Project : minidlna
* Website : http://sourceforge.net/projects/minidlna/
* Author : Justin Maggard
*
* MiniDLNA media server
* Copyright (C) 2009 Justin Maggard
*
* This file is part of MiniDLNA.
*
* MiniDLNA is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* MiniDLNA 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 MiniDLNA. If not, see <http://www.gnu.org/licenses/>.
*/
#include <inttypes.h>
#define ROTATE_NONE 0x0
#define ROTATE_90 0x1
#define ROTATE_180 0x2
#define ROTATE_270 0x4
typedef uint32_t pix;
typedef struct {
int32_t width;
int32_t height;
pix *buf;
} image_s;
void
image_free(image_s *pimage);
int
image_get_jpeg_date_xmp(const char * path, char ** date);
int
image_get_jpeg_resolution(const char * path, int * width, int * height);
image_s *
image_new_from_jpeg(const char * path, int is_file, const char * ptr, int size, int scale, int resize);
image_s *
image_resize(image_s * src_image, int32_t width, int32_t height);
unsigned char *
image_save_to_jpeg_buf(image_s * pimage, int * size);
int
image_save_to_jpeg_file(image_s * pimage, const char * path);