2012-10-25 10:15:41 +02:00
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/*
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2017-05-09 15:44:46 +02:00
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* The copyright in this software is being made available under the 2-clauses
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* BSD License, included below. This software may be subject to other third
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2014-04-03 17:30:57 +02:00
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* party and contributor rights, including patent rights, and no such rights
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* are granted under this license.
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*
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* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
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* Copyright (c) 2002-2014, Professor Benoit Macq
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2012-10-25 10:15:41 +02:00
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* Copyright (c) 2001-2003, David Janssens
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* Copyright (c) 2002-2003, Yannick Verschueren
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2017-05-09 15:44:46 +02:00
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* Copyright (c) 2003-2007, Francois-Olivier Devaux
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2014-04-03 17:30:57 +02:00
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* Copyright (c) 2003-2014, Antonin Descampe
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2012-10-25 10:15:41 +02:00
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* Copyright (c) 2005, Herve Drolon, FreeImage Team
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* Copyright (c) 2006-2007, Parvatha Elangovan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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2013-03-17 18:03:00 +01:00
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#include "opj_apps_config.h"
|
2012-10-25 10:15:41 +02:00
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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2013-03-17 18:03:00 +01:00
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#ifdef OPJ_HAVE_LIBTIFF
|
2012-10-25 10:15:41 +02:00
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|
#include <tiffio.h>
|
2013-03-17 18:03:00 +01:00
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|
#endif /* OPJ_HAVE_LIBTIFF */
|
2012-10-25 10:15:41 +02:00
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|
2013-03-17 18:03:00 +01:00
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#ifdef OPJ_HAVE_LIBPNG
|
2012-10-25 10:15:41 +02:00
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|
#include <zlib.h>
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#include <png.h>
|
2013-03-17 18:03:00 +01:00
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#endif /* OPJ_HAVE_LIBPNG */
|
2012-10-25 10:15:41 +02:00
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#include "openjpeg.h"
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#include "convert.h"
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/*
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* Get logarithm of an integer and round downwards.
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*
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* log2(a)
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*/
|
2017-05-09 15:44:46 +02:00
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static int int_floorlog2(int a)
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|
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|
{
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int l;
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for (l = 0; a > 1; l++) {
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a >>= 1;
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}
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return l;
|
2012-10-25 10:15:41 +02:00
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}
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/* -->> -->> -->> -->>
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TGA IMAGE FORMAT
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<<-- <<-- <<-- <<-- */
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#ifdef INFORMATION_ONLY
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/* TGA header definition. */
|
2017-05-09 15:44:46 +02:00
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struct tga_header {
|
2012-10-25 10:15:41 +02:00
|
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unsigned char id_length; /* Image id field length */
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unsigned char colour_map_type; /* Colour map type */
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unsigned char image_type; /* Image type */
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|
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/*
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** Colour map specification
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*/
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unsigned short colour_map_index; /* First entry index */
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unsigned short colour_map_length; /* Colour map length */
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unsigned char colour_map_entry_size; /* Colour map entry size */
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|
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/*
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** Image specification
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|
*/
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unsigned short x_origin; /* x origin of image */
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unsigned short y_origin; /* u origin of image */
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unsigned short image_width; /* Image width */
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unsigned short image_height; /* Image height */
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|
|
unsigned char pixel_depth; /* Pixel depth */
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unsigned char image_desc; /* Image descriptor */
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|
|
};
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|
#endif /* INFORMATION_ONLY */
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|
2017-05-09 15:44:46 +02:00
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|
static unsigned short get_ushort(unsigned short val)
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|
|
{
|
2012-10-25 10:15:41 +02:00
|
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|
|
2014-03-18 15:37:33 +01:00
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|
#ifdef OPJ_BIG_ENDIAN
|
2017-05-09 15:44:46 +02:00
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return (((val & 0xff) << 8) + (val >> 8));
|
2012-10-25 10:15:41 +02:00
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#else
|
2017-05-09 15:44:46 +02:00
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return (val);
|
2012-10-25 10:15:41 +02:00
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#endif
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}
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#define TGA_HEADER_SIZE 18
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|
|
2017-05-09 15:44:46 +02:00
|
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|
static int tga_readheader(FILE *fp, unsigned int *bits_per_pixel,
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|
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unsigned int *width, unsigned int *height, int *flip_image)
|
2012-10-25 10:15:41 +02:00
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
int palette_size;
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|
|
unsigned char *tga ;
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unsigned char id_len, cmap_type, image_type;
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unsigned char pixel_depth, image_desc;
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|
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unsigned short cmap_index, cmap_len, cmap_entry_size;
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unsigned short x_origin, y_origin, image_w, image_h;
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if (!bits_per_pixel || !width || !height || !flip_image) {
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|
return 0;
|
|
|
|
}
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|
tga = (unsigned char*)malloc(18);
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if (fread(tga, TGA_HEADER_SIZE, 1, fp) != 1) {
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fprintf(stderr,
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|
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"\nError: fread return a number of element different from the expected.\n");
|
2017-07-29 21:11:23 +02:00
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|
free(tga);
|
2017-05-09 15:44:46 +02:00
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|
return 0 ;
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|
|
|
}
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|
id_len = (unsigned char)tga[0];
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cmap_type = (unsigned char)tga[1];
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image_type = (unsigned char)tga[2];
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cmap_index = get_ushort(*(unsigned short*)(&tga[3]));
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cmap_len = get_ushort(*(unsigned short*)(&tga[5]));
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cmap_entry_size = (unsigned char)tga[7];
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x_origin = get_ushort(*(unsigned short*)(&tga[8]));
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y_origin = get_ushort(*(unsigned short*)(&tga[10]));
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image_w = get_ushort(*(unsigned short*)(&tga[12]));
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image_h = get_ushort(*(unsigned short*)(&tga[14]));
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pixel_depth = (unsigned char)tga[16];
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image_desc = (unsigned char)tga[17];
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free(tga);
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*bits_per_pixel = (unsigned int)pixel_depth;
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*width = (unsigned int)image_w;
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*height = (unsigned int)image_h;
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/* Ignore tga identifier, if present ... */
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if (id_len) {
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unsigned char *id = (unsigned char *) malloc(id_len);
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|
|
if (!fread(id, id_len, 1, fp)) {
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fprintf(stderr,
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|
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"\nError: fread return a number of element different from the expected.\n");
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free(id);
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|
return 0 ;
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|
|
|
}
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free(id);
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|
|
}
|
|
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|
|
/* Test for compressed formats ... not yet supported ...
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|
|
// Note :- 9 - RLE encoded palettized.
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|
|
// 10 - RLE encoded RGB. */
|
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|
|
if (image_type > 8) {
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|
|
|
fprintf(stderr, "Sorry, compressed tga files are not currently supported.\n");
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|
return 0 ;
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|
|
|
}
|
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|
|
*flip_image = !(image_desc & 32);
|
|
|
|
|
|
|
|
/* Palettized formats are not yet supported, skip over the palette, if present ... */
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|
|
palette_size = cmap_len * (cmap_entry_size / 8);
|
|
|
|
|
|
|
|
if (palette_size > 0) {
|
|
|
|
fprintf(stderr, "File contains a palette - not yet supported.");
|
|
|
|
fseek(fp, palette_size, SEEK_CUR);
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|
|
|
}
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|
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|
return 1;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
2014-03-18 15:37:33 +01:00
|
|
|
#ifdef OPJ_BIG_ENDIAN
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2016-07-14 10:49:17 +02:00
|
|
|
static inline uint16_t swap16(uint16_t x)
|
2012-10-25 10:15:41 +02:00
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
return (((x & 0x00ffU) << 8) | ((x & 0xff00U) >> 8));
|
2012-10-25 10:15:41 +02:00
|
|
|
}
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|
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|
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|
#endif
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
static int tga_writeheader(FILE *fp, int bits_per_pixel, int width, int height,
|
|
|
|
opj_bool flip_image)
|
2012-10-25 10:15:41 +02:00
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
unsigned short image_w, image_h, us0;
|
|
|
|
unsigned char uc0, image_type;
|
|
|
|
unsigned char pixel_depth, image_desc;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (!bits_per_pixel || !width || !height) {
|
|
|
|
return 0;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
pixel_depth = 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (bits_per_pixel < 256) {
|
|
|
|
pixel_depth = (unsigned char)bits_per_pixel;
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "ERROR: Wrong bits per pixel inside tga_header");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
uc0 = 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (fwrite(&uc0, 1, 1, fp) != 1) {
|
|
|
|
goto fails; /* id_length */
|
|
|
|
}
|
|
|
|
if (fwrite(&uc0, 1, 1, fp) != 1) {
|
|
|
|
goto fails; /* colour_map_type */
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
image_type = 2; /* Uncompressed. */
|
|
|
|
if (fwrite(&image_type, 1, 1, fp) != 1) {
|
|
|
|
goto fails;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
us0 = 0;
|
|
|
|
if (fwrite(&us0, 2, 1, fp) != 1) {
|
|
|
|
goto fails; /* colour_map_index */
|
|
|
|
}
|
|
|
|
if (fwrite(&us0, 2, 1, fp) != 1) {
|
|
|
|
goto fails; /* colour_map_length */
|
|
|
|
}
|
|
|
|
if (fwrite(&uc0, 1, 1, fp) != 1) {
|
|
|
|
goto fails; /* colour_map_entry_size */
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (fwrite(&us0, 2, 1, fp) != 1) {
|
|
|
|
goto fails; /* x_origin */
|
|
|
|
}
|
|
|
|
if (fwrite(&us0, 2, 1, fp) != 1) {
|
|
|
|
goto fails; /* y_origin */
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
image_w = (unsigned short)width;
|
|
|
|
image_h = (unsigned short) height;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2014-03-18 15:37:33 +01:00
|
|
|
#ifndef OPJ_BIG_ENDIAN
|
2017-05-09 15:44:46 +02:00
|
|
|
if (fwrite(&image_w, 2, 1, fp) != 1) {
|
|
|
|
goto fails;
|
|
|
|
}
|
|
|
|
if (fwrite(&image_h, 2, 1, fp) != 1) {
|
|
|
|
goto fails;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
#else
|
2017-05-09 15:44:46 +02:00
|
|
|
image_w = swap16(image_w);
|
|
|
|
image_h = swap16(image_h);
|
|
|
|
if (fwrite(&image_w, 2, 1, fp) != 1) {
|
|
|
|
goto fails;
|
|
|
|
}
|
|
|
|
if (fwrite(&image_h, 2, 1, fp) != 1) {
|
|
|
|
goto fails;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
#endif
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (fwrite(&pixel_depth, 1, 1, fp) != 1) {
|
|
|
|
goto fails;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
image_desc = 8; /* 8 bits per component. */
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (flip_image) {
|
|
|
|
image_desc |= 32;
|
|
|
|
}
|
|
|
|
if (fwrite(&image_desc, 1, 1, fp) != 1) {
|
|
|
|
goto fails;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
return 1;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
fails:
|
2017-05-09 15:44:46 +02:00
|
|
|
fputs("\nwrite_tgaheader: write ERROR\n", stderr);
|
|
|
|
return 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
opj_image_t* tgatoimage(const char *filename, opj_cparameters_t *parameters)
|
|
|
|
{
|
|
|
|
FILE *f;
|
|
|
|
opj_image_t *image;
|
|
|
|
unsigned int image_width, image_height, pixel_bit_depth;
|
|
|
|
unsigned int x, y;
|
|
|
|
int flip_image = 0;
|
|
|
|
opj_image_cmptparm_t cmptparm[4]; /* maximum 4 components */
|
|
|
|
int numcomps;
|
|
|
|
OPJ_COLOR_SPACE color_space;
|
|
|
|
opj_bool mono ;
|
|
|
|
opj_bool save_alpha;
|
|
|
|
int subsampling_dx, subsampling_dy;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
f = fopen(filename, "rb");
|
|
|
|
if (!f) {
|
|
|
|
fprintf(stderr, "Failed to open %s for reading !!\n", filename);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!tga_readheader(f, &pixel_bit_depth, &image_width, &image_height,
|
|
|
|
&flip_image)) {
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* We currently only support 24 & 32 bit tga's ... */
|
|
|
|
if (!((pixel_bit_depth == 24) || (pixel_bit_depth == 32))) {
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* initialize image components */
|
|
|
|
memset(&cmptparm[0], 0, 4 * sizeof(opj_image_cmptparm_t));
|
|
|
|
|
|
|
|
mono = (pixel_bit_depth == 8) ||
|
|
|
|
(pixel_bit_depth == 16); /* Mono with & without alpha. */
|
|
|
|
save_alpha = (pixel_bit_depth == 16) ||
|
|
|
|
(pixel_bit_depth == 32); /* Mono with alpha, or RGB with alpha */
|
|
|
|
|
|
|
|
if (mono) {
|
|
|
|
color_space = CLRSPC_GRAY;
|
|
|
|
numcomps = save_alpha ? 2 : 1;
|
|
|
|
} else {
|
|
|
|
numcomps = save_alpha ? 4 : 3;
|
|
|
|
color_space = CLRSPC_SRGB;
|
|
|
|
}
|
|
|
|
|
|
|
|
subsampling_dx = parameters->subsampling_dx;
|
|
|
|
subsampling_dy = parameters->subsampling_dy;
|
|
|
|
|
|
|
|
for (i = 0; i < numcomps; i++) {
|
|
|
|
cmptparm[i].prec = 8;
|
|
|
|
cmptparm[i].bpp = 8;
|
|
|
|
cmptparm[i].sgnd = 0;
|
|
|
|
cmptparm[i].dx = subsampling_dx;
|
|
|
|
cmptparm[i].dy = subsampling_dy;
|
|
|
|
cmptparm[i].w = image_width;
|
|
|
|
cmptparm[i].h = image_height;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* create the image */
|
|
|
|
image = opj_image_create(numcomps, &cmptparm[0], color_space);
|
|
|
|
|
|
|
|
if (!image) {
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* set image offset and reference grid */
|
|
|
|
image->x0 = parameters->image_offset_x0;
|
|
|
|
image->y0 = parameters->image_offset_y0;
|
|
|
|
image->x1 = !image->x0 ? (image_width - 1) * subsampling_dx + 1 : image->x0 +
|
|
|
|
(image_width - 1) * subsampling_dx + 1;
|
|
|
|
image->y1 = !image->y0 ? (image_height - 1) * subsampling_dy + 1 : image->y0 +
|
|
|
|
(image_height - 1) * subsampling_dy + 1;
|
|
|
|
|
|
|
|
/* set image data */
|
|
|
|
for (y = 0; y < image_height; y++) {
|
|
|
|
int index;
|
|
|
|
|
|
|
|
if (flip_image) {
|
|
|
|
index = (image_height - y - 1) * image_width;
|
|
|
|
} else {
|
|
|
|
index = y * image_width;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (numcomps == 3) {
|
|
|
|
for (x = 0; x < image_width; x++) {
|
|
|
|
unsigned char r, g, b;
|
|
|
|
|
|
|
|
if (!fread(&b, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
opj_image_destroy(image);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
if (!fread(&g, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
opj_image_destroy(image);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
if (!fread(&r, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
opj_image_destroy(image);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
image->comps[0].data[index] = r;
|
|
|
|
image->comps[1].data[index] = g;
|
|
|
|
image->comps[2].data[index] = b;
|
|
|
|
index++;
|
|
|
|
}
|
|
|
|
} else if (numcomps == 4) {
|
|
|
|
for (x = 0; x < image_width; x++) {
|
|
|
|
unsigned char r, g, b, a;
|
|
|
|
if (!fread(&b, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
opj_image_destroy(image);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
if (!fread(&g, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
opj_image_destroy(image);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
if (!fread(&r, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
opj_image_destroy(image);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
if (!fread(&a, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
opj_image_destroy(image);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
image->comps[0].data[index] = r;
|
|
|
|
image->comps[1].data[index] = g;
|
|
|
|
image->comps[2].data[index] = b;
|
|
|
|
image->comps[3].data[index] = a;
|
|
|
|
index++;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "Currently unsupported bit depth : %s\n", filename);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return image;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
int imagetotga(opj_image_t * image, const char *outfile)
|
|
|
|
{
|
|
|
|
int width, height, bpp, x, y;
|
|
|
|
opj_bool write_alpha;
|
|
|
|
int i, adjustR, adjustG, adjustB;
|
|
|
|
unsigned int alpha_channel;
|
|
|
|
float r, g, b, a;
|
|
|
|
unsigned char value;
|
|
|
|
float scale;
|
|
|
|
FILE *fdest;
|
|
|
|
size_t res;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
fdest = fopen(outfile, "wb");
|
|
|
|
if (!fdest) {
|
|
|
|
fprintf(stderr, "ERROR -> failed to open %s for writing\n", outfile);
|
2012-10-25 10:15:41 +02:00
|
|
|
return 1;
|
2017-05-09 15:44:46 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < image->numcomps - 1; i++) {
|
|
|
|
if ((image->comps[0].dx != image->comps[i + 1].dx)
|
|
|
|
|| (image->comps[0].dy != image->comps[i + 1].dy)
|
|
|
|
|| (image->comps[0].prec != image->comps[i + 1].prec)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"Unable to create a tga file with such J2K image charateristics.");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
width = image->comps[0].w;
|
|
|
|
height = image->comps[0].h;
|
|
|
|
|
|
|
|
/* Mono with alpha, or RGB with alpha. */
|
|
|
|
write_alpha = (image->numcomps == 2) || (image->numcomps == 4);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
/* Write TGA header */
|
|
|
|
bpp = write_alpha ? 32 : 24;
|
|
|
|
if (!tga_writeheader(fdest, bpp, width, height, OPJ_TRUE)) {
|
2012-10-25 10:15:41 +02:00
|
|
|
return 1;
|
2017-05-09 15:44:46 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
alpha_channel = image->numcomps - 1;
|
|
|
|
|
|
|
|
scale = 255.0f / (float)((1 << image->comps[0].prec) - 1);
|
|
|
|
|
|
|
|
adjustR = (image->comps[0].sgnd ? 1 << (image->comps[0].prec - 1) : 0);
|
|
|
|
adjustG = (image->comps[1].sgnd ? 1 << (image->comps[1].prec - 1) : 0);
|
|
|
|
adjustB = (image->comps[2].sgnd ? 1 << (image->comps[2].prec - 1) : 0);
|
|
|
|
|
|
|
|
for (y = 0; y < height; y++) {
|
|
|
|
unsigned int index = y * width;
|
|
|
|
|
|
|
|
for (x = 0; x < width; x++, index++) {
|
|
|
|
r = (float)(image->comps[0].data[index] + adjustR);
|
|
|
|
|
|
|
|
if (image->numcomps > 2) {
|
|
|
|
g = (float)(image->comps[1].data[index] + adjustG);
|
|
|
|
b = (float)(image->comps[2].data[index] + adjustB);
|
|
|
|
} else { /* Greyscale ... */
|
|
|
|
g = r;
|
|
|
|
b = r;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* TGA format writes BGR ... */
|
|
|
|
value = (unsigned char)(b * scale);
|
|
|
|
res = fwrite(&value, 1, 1, fdest);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
value = (unsigned char)(g * scale);
|
|
|
|
res = fwrite(&value, 1, 1, fdest);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
value = (unsigned char)(r * scale);
|
|
|
|
res = fwrite(&value, 1, 1, fdest);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (write_alpha) {
|
|
|
|
a = (float)(image->comps[alpha_channel].data[index]);
|
|
|
|
value = (unsigned char)(a * scale);
|
|
|
|
res = fwrite(&value, 1, 1, fdest);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
2017-05-09 15:44:46 +02:00
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
return 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/* -->> -->> -->> -->>
|
|
|
|
|
|
|
|
BMP IMAGE FORMAT
|
|
|
|
|
|
|
|
<<-- <<-- <<-- <<-- */
|
|
|
|
|
|
|
|
/* WORD defines a two byte word */
|
|
|
|
typedef unsigned short int WORD;
|
|
|
|
|
|
|
|
/* DWORD defines a four byte word */
|
|
|
|
typedef unsigned int DWORD;
|
|
|
|
|
|
|
|
typedef struct {
|
2017-05-09 15:44:46 +02:00
|
|
|
WORD bfType; /* 'BM' for Bitmap (19776) */
|
|
|
|
DWORD bfSize; /* Size of the file */
|
|
|
|
WORD bfReserved1; /* Reserved : 0 */
|
|
|
|
WORD bfReserved2; /* Reserved : 0 */
|
|
|
|
DWORD bfOffBits; /* Offset */
|
2012-10-25 10:15:41 +02:00
|
|
|
} BITMAPFILEHEADER_t;
|
|
|
|
|
|
|
|
typedef struct {
|
2017-05-09 15:44:46 +02:00
|
|
|
DWORD biSize; /* Size of the structure in bytes */
|
|
|
|
DWORD biWidth; /* Width of the image in pixels */
|
2017-07-26 21:06:38 +02:00
|
|
|
DWORD biHeight; /* Height of the image in pixels */
|
2017-05-09 15:44:46 +02:00
|
|
|
WORD biPlanes; /* 1 */
|
|
|
|
WORD biBitCount; /* Number of color bits by pixels */
|
|
|
|
DWORD biCompression; /* Type of encoding 0: none 1: RLE8 2: RLE4 */
|
|
|
|
DWORD biSizeImage; /* Size of the image in bytes */
|
|
|
|
DWORD biXpelsPerMeter; /* Horizontal (X) resolution in pixels/meter */
|
|
|
|
DWORD biYpelsPerMeter; /* Vertical (Y) resolution in pixels/meter */
|
|
|
|
DWORD biClrUsed; /* Number of color used in the image (0: ALL) */
|
|
|
|
DWORD biClrImportant; /* Number of important color (0: ALL) */
|
2012-10-25 10:15:41 +02:00
|
|
|
} BITMAPINFOHEADER_t;
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
opj_image_t* bmptoimage(const char *filename, opj_cparameters_t *parameters)
|
2012-10-25 10:15:41 +02:00
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
int subsampling_dx = parameters->subsampling_dx;
|
|
|
|
int subsampling_dy = parameters->subsampling_dy;
|
|
|
|
|
|
|
|
int i, numcomps, w, h;
|
|
|
|
OPJ_COLOR_SPACE color_space;
|
|
|
|
opj_image_cmptparm_t cmptparm[3]; /* maximum of 3 components */
|
|
|
|
opj_image_t * image = NULL;
|
|
|
|
|
|
|
|
FILE *IN;
|
|
|
|
BITMAPFILEHEADER_t File_h;
|
|
|
|
BITMAPINFOHEADER_t Info_h;
|
|
|
|
unsigned char *RGB;
|
|
|
|
unsigned char *table_R, *table_G, *table_B;
|
|
|
|
unsigned int j, PAD = 0;
|
|
|
|
|
|
|
|
int x, y, index;
|
|
|
|
int gray_scale = 1;
|
|
|
|
int has_color;
|
|
|
|
DWORD W, H;
|
|
|
|
|
|
|
|
IN = fopen(filename, "rb");
|
|
|
|
if (!IN) {
|
|
|
|
fprintf(stderr, "Failed to open %s for reading !!\n", filename);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
File_h.bfType = getc(IN);
|
|
|
|
File_h.bfType = (getc(IN) << 8) + File_h.bfType;
|
|
|
|
|
|
|
|
if (File_h.bfType != 19778) {
|
|
|
|
fprintf(stderr, "Error, not a BMP file!\n");
|
|
|
|
fclose(IN);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
/* FILE HEADER */
|
|
|
|
/* ------------- */
|
|
|
|
File_h.bfSize = getc(IN);
|
|
|
|
File_h.bfSize = (getc(IN) << 8) + File_h.bfSize;
|
|
|
|
File_h.bfSize = (getc(IN) << 16) + File_h.bfSize;
|
|
|
|
File_h.bfSize = (getc(IN) << 24) + File_h.bfSize;
|
|
|
|
|
|
|
|
File_h.bfReserved1 = getc(IN);
|
|
|
|
File_h.bfReserved1 = (getc(IN) << 8) + File_h.bfReserved1;
|
|
|
|
|
|
|
|
File_h.bfReserved2 = getc(IN);
|
|
|
|
File_h.bfReserved2 = (getc(IN) << 8) + File_h.bfReserved2;
|
|
|
|
|
|
|
|
File_h.bfOffBits = getc(IN);
|
|
|
|
File_h.bfOffBits = (getc(IN) << 8) + File_h.bfOffBits;
|
|
|
|
File_h.bfOffBits = (getc(IN) << 16) + File_h.bfOffBits;
|
|
|
|
File_h.bfOffBits = (getc(IN) << 24) + File_h.bfOffBits;
|
|
|
|
|
|
|
|
/* INFO HEADER */
|
|
|
|
/* ------------- */
|
|
|
|
|
|
|
|
Info_h.biSize = getc(IN);
|
|
|
|
Info_h.biSize = (getc(IN) << 8) + Info_h.biSize;
|
|
|
|
Info_h.biSize = (getc(IN) << 16) + Info_h.biSize;
|
|
|
|
Info_h.biSize = (getc(IN) << 24) + Info_h.biSize;
|
|
|
|
|
|
|
|
if (Info_h.biSize != 40) {
|
|
|
|
fprintf(stderr, "Error, unknown BMP header size %d\n", Info_h.biSize);
|
|
|
|
fclose(IN);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
Info_h.biWidth = getc(IN);
|
|
|
|
Info_h.biWidth = (getc(IN) << 8) + Info_h.biWidth;
|
|
|
|
Info_h.biWidth = (getc(IN) << 16) + Info_h.biWidth;
|
|
|
|
Info_h.biWidth = (getc(IN) << 24) + Info_h.biWidth;
|
|
|
|
w = Info_h.biWidth;
|
|
|
|
|
|
|
|
Info_h.biHeight = getc(IN);
|
|
|
|
Info_h.biHeight = (getc(IN) << 8) + Info_h.biHeight;
|
|
|
|
Info_h.biHeight = (getc(IN) << 16) + Info_h.biHeight;
|
|
|
|
Info_h.biHeight = (getc(IN) << 24) + Info_h.biHeight;
|
|
|
|
h = Info_h.biHeight;
|
|
|
|
|
|
|
|
Info_h.biPlanes = getc(IN);
|
|
|
|
Info_h.biPlanes = (getc(IN) << 8) + Info_h.biPlanes;
|
|
|
|
|
|
|
|
Info_h.biBitCount = getc(IN);
|
|
|
|
Info_h.biBitCount = (getc(IN) << 8) + Info_h.biBitCount;
|
|
|
|
|
|
|
|
Info_h.biCompression = getc(IN);
|
|
|
|
Info_h.biCompression = (getc(IN) << 8) + Info_h.biCompression;
|
|
|
|
Info_h.biCompression = (getc(IN) << 16) + Info_h.biCompression;
|
|
|
|
Info_h.biCompression = (getc(IN) << 24) + Info_h.biCompression;
|
|
|
|
|
|
|
|
Info_h.biSizeImage = getc(IN);
|
|
|
|
Info_h.biSizeImage = (getc(IN) << 8) + Info_h.biSizeImage;
|
|
|
|
Info_h.biSizeImage = (getc(IN) << 16) + Info_h.biSizeImage;
|
|
|
|
Info_h.biSizeImage = (getc(IN) << 24) + Info_h.biSizeImage;
|
|
|
|
|
|
|
|
Info_h.biXpelsPerMeter = getc(IN);
|
|
|
|
Info_h.biXpelsPerMeter = (getc(IN) << 8) + Info_h.biXpelsPerMeter;
|
|
|
|
Info_h.biXpelsPerMeter = (getc(IN) << 16) + Info_h.biXpelsPerMeter;
|
|
|
|
Info_h.biXpelsPerMeter = (getc(IN) << 24) + Info_h.biXpelsPerMeter;
|
|
|
|
|
|
|
|
Info_h.biYpelsPerMeter = getc(IN);
|
|
|
|
Info_h.biYpelsPerMeter = (getc(IN) << 8) + Info_h.biYpelsPerMeter;
|
|
|
|
Info_h.biYpelsPerMeter = (getc(IN) << 16) + Info_h.biYpelsPerMeter;
|
|
|
|
Info_h.biYpelsPerMeter = (getc(IN) << 24) + Info_h.biYpelsPerMeter;
|
|
|
|
|
|
|
|
Info_h.biClrUsed = getc(IN);
|
|
|
|
Info_h.biClrUsed = (getc(IN) << 8) + Info_h.biClrUsed;
|
|
|
|
Info_h.biClrUsed = (getc(IN) << 16) + Info_h.biClrUsed;
|
|
|
|
Info_h.biClrUsed = (getc(IN) << 24) + Info_h.biClrUsed;
|
|
|
|
|
|
|
|
Info_h.biClrImportant = getc(IN);
|
|
|
|
Info_h.biClrImportant = (getc(IN) << 8) + Info_h.biClrImportant;
|
|
|
|
Info_h.biClrImportant = (getc(IN) << 16) + Info_h.biClrImportant;
|
|
|
|
Info_h.biClrImportant = (getc(IN) << 24) + Info_h.biClrImportant;
|
|
|
|
|
|
|
|
/* Read the data and store them in the OUT file */
|
|
|
|
|
|
|
|
if (Info_h.biBitCount == 24) {
|
|
|
|
numcomps = 3;
|
|
|
|
color_space = CLRSPC_SRGB;
|
|
|
|
/* initialize image components */
|
|
|
|
memset(&cmptparm[0], 0, 3 * sizeof(opj_image_cmptparm_t));
|
|
|
|
for (i = 0; i < numcomps; i++) {
|
|
|
|
cmptparm[i].prec = 8;
|
|
|
|
cmptparm[i].bpp = 8;
|
|
|
|
cmptparm[i].sgnd = 0;
|
|
|
|
cmptparm[i].dx = subsampling_dx;
|
|
|
|
cmptparm[i].dy = subsampling_dy;
|
|
|
|
cmptparm[i].w = w;
|
|
|
|
cmptparm[i].h = h;
|
|
|
|
}
|
|
|
|
/* create the image */
|
|
|
|
image = opj_image_create(numcomps, &cmptparm[0], color_space);
|
|
|
|
if (!image) {
|
|
|
|
fclose(IN);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* set image offset and reference grid */
|
|
|
|
image->x0 = parameters->image_offset_x0;
|
|
|
|
image->y0 = parameters->image_offset_y0;
|
|
|
|
image->x1 = !image->x0 ? (w - 1) * subsampling_dx + 1 : image->x0 +
|
|
|
|
(w - 1) * subsampling_dx + 1;
|
|
|
|
image->y1 = !image->y0 ? (h - 1) * subsampling_dy + 1 : image->y0 +
|
|
|
|
(h - 1) * subsampling_dy + 1;
|
|
|
|
|
|
|
|
/* set image data */
|
|
|
|
|
|
|
|
/* Place the cursor at the beginning of the image information */
|
|
|
|
fseek(IN, 0, SEEK_SET);
|
|
|
|
fseek(IN, File_h.bfOffBits, SEEK_SET);
|
|
|
|
|
|
|
|
W = Info_h.biWidth;
|
|
|
|
H = Info_h.biHeight;
|
|
|
|
|
|
|
|
/* PAD = 4 - (3 * W) % 4; */
|
|
|
|
/* PAD = (PAD == 4) ? 0 : PAD; */
|
|
|
|
PAD = (3 * W) % 4 ? 4 - (3 * W) % 4 : 0;
|
|
|
|
|
|
|
|
RGB = (unsigned char *)
|
|
|
|
malloc((3 * W + PAD) * H * sizeof(unsigned char));
|
|
|
|
|
|
|
|
if (fread(RGB, sizeof(unsigned char), (3 * W + PAD) * H,
|
|
|
|
IN) != (3 * W + PAD) * H) {
|
|
|
|
free(RGB);
|
|
|
|
opj_image_destroy(image);
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
index = 0;
|
|
|
|
|
|
|
|
for (y = 0; y < (int)H; y++) {
|
|
|
|
unsigned char *scanline = RGB + (3 * W + PAD) * (H - 1 - y);
|
|
|
|
for (x = 0; x < (int)W; x++) {
|
|
|
|
unsigned char *pixel = &scanline[3 * x];
|
|
|
|
image->comps[0].data[index] = pixel[2]; /* R */
|
|
|
|
image->comps[1].data[index] = pixel[1]; /* G */
|
|
|
|
image->comps[2].data[index] = pixel[0]; /* B */
|
|
|
|
index++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
free(RGB);
|
|
|
|
}/* if (Info_h.biBitCount == 24) */
|
|
|
|
else if (Info_h.biBitCount == 8 && Info_h.biCompression == 0) { /*RGB */
|
|
|
|
if (Info_h.biClrUsed == 0) {
|
|
|
|
Info_h.biClrUsed = 256;
|
|
|
|
} else if (Info_h.biClrUsed > 256) {
|
|
|
|
Info_h.biClrUsed = 256;
|
|
|
|
}
|
|
|
|
|
|
|
|
table_R = (unsigned char *) malloc(256 * sizeof(unsigned char));
|
|
|
|
table_G = (unsigned char *) malloc(256 * sizeof(unsigned char));
|
|
|
|
table_B = (unsigned char *) malloc(256 * sizeof(unsigned char));
|
|
|
|
|
|
|
|
has_color = 0;
|
|
|
|
for (j = 0; j < Info_h.biClrUsed; j++) {
|
|
|
|
table_B[j] = (unsigned char)getc(IN);
|
|
|
|
table_G[j] = (unsigned char)getc(IN);
|
|
|
|
table_R[j] = (unsigned char)getc(IN);
|
|
|
|
getc(IN);
|
|
|
|
has_color +=
|
|
|
|
!(table_R[j] == table_G[j] && table_R[j] == table_B[j]);
|
|
|
|
}
|
|
|
|
if (has_color) {
|
|
|
|
gray_scale = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Place the cursor at the beginning of the image information */
|
|
|
|
fseek(IN, 0, SEEK_SET);
|
|
|
|
fseek(IN, File_h.bfOffBits, SEEK_SET);
|
|
|
|
|
|
|
|
W = Info_h.biWidth;
|
|
|
|
H = Info_h.biHeight;
|
|
|
|
if (Info_h.biWidth % 2) {
|
|
|
|
W++;
|
|
|
|
}
|
|
|
|
|
|
|
|
numcomps = gray_scale ? 1 : 3;
|
|
|
|
color_space = gray_scale ? CLRSPC_GRAY : CLRSPC_SRGB;
|
|
|
|
/* initialize image components */
|
|
|
|
memset(&cmptparm[0], 0, 3 * sizeof(opj_image_cmptparm_t));
|
|
|
|
for (i = 0; i < numcomps; i++) {
|
|
|
|
cmptparm[i].prec = 8;
|
|
|
|
cmptparm[i].bpp = 8;
|
|
|
|
cmptparm[i].sgnd = 0;
|
|
|
|
cmptparm[i].dx = subsampling_dx;
|
|
|
|
cmptparm[i].dy = subsampling_dy;
|
|
|
|
cmptparm[i].w = w;
|
|
|
|
cmptparm[i].h = h;
|
|
|
|
}
|
|
|
|
/* create the image */
|
|
|
|
image = opj_image_create(numcomps, &cmptparm[0], color_space);
|
|
|
|
if (!image) {
|
|
|
|
fclose(IN);
|
|
|
|
free(table_R);
|
|
|
|
free(table_G);
|
|
|
|
free(table_B);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* set image offset and reference grid */
|
|
|
|
image->x0 = parameters->image_offset_x0;
|
|
|
|
image->y0 = parameters->image_offset_y0;
|
|
|
|
image->x1 = !image->x0 ? (w - 1) * subsampling_dx + 1 : image->x0 +
|
|
|
|
(w - 1) * subsampling_dx + 1;
|
|
|
|
image->y1 = !image->y0 ? (h - 1) * subsampling_dy + 1 : image->y0 +
|
|
|
|
(h - 1) * subsampling_dy + 1;
|
|
|
|
|
|
|
|
/* set image data */
|
|
|
|
|
|
|
|
RGB = (unsigned char *) malloc(W * H * sizeof(unsigned char));
|
|
|
|
|
|
|
|
if (fread(RGB, sizeof(unsigned char), W * H, IN) != W * H) {
|
|
|
|
free(table_R);
|
|
|
|
free(table_G);
|
|
|
|
free(table_B);
|
|
|
|
free(RGB);
|
|
|
|
opj_image_destroy(image);
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
if (gray_scale) {
|
|
|
|
index = 0;
|
|
|
|
for (j = 0; j < W * H; j++) {
|
|
|
|
if ((j % W < W - 1 && Info_h.biWidth % 2) || !(Info_h.biWidth % 2)) {
|
|
|
|
image->comps[0].data[index] =
|
|
|
|
table_R[RGB[W * H - ((j) / (W) + 1) * W + (j) % (W)]];
|
|
|
|
index++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
} else {
|
|
|
|
index = 0;
|
|
|
|
for (j = 0; j < W * H; j++) {
|
|
|
|
if ((j % W < W - 1 && Info_h.biWidth % 2)
|
|
|
|
|| !(Info_h.biWidth % 2)) {
|
|
|
|
unsigned char pixel_index =
|
|
|
|
RGB[W * H - ((j) / (W) + 1) * W + (j) % (W)];
|
|
|
|
image->comps[0].data[index] = table_R[pixel_index];
|
|
|
|
image->comps[1].data[index] = table_G[pixel_index];
|
|
|
|
image->comps[2].data[index] = table_B[pixel_index];
|
|
|
|
index++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
free(RGB);
|
|
|
|
free(table_R);
|
|
|
|
free(table_G);
|
|
|
|
free(table_B);
|
|
|
|
}/* RGB8 */
|
|
|
|
else if (Info_h.biBitCount == 8 && Info_h.biCompression == 1) { /*RLE8*/
|
|
|
|
unsigned char *pix, *beyond;
|
|
|
|
int *gray, *red, *green, *blue;
|
|
|
|
unsigned int x, y, max;
|
|
|
|
int i, c, c1;
|
|
|
|
unsigned char uc;
|
|
|
|
|
|
|
|
if (Info_h.biClrUsed == 0) {
|
|
|
|
Info_h.biClrUsed = 256;
|
|
|
|
} else if (Info_h.biClrUsed > 256) {
|
|
|
|
Info_h.biClrUsed = 256;
|
|
|
|
}
|
|
|
|
|
|
|
|
table_R = (unsigned char *) malloc(256 * sizeof(unsigned char));
|
|
|
|
table_G = (unsigned char *) malloc(256 * sizeof(unsigned char));
|
|
|
|
table_B = (unsigned char *) malloc(256 * sizeof(unsigned char));
|
|
|
|
|
|
|
|
has_color = 0;
|
|
|
|
for (j = 0; j < Info_h.biClrUsed; j++) {
|
|
|
|
table_B[j] = (unsigned char)getc(IN);
|
|
|
|
table_G[j] = (unsigned char)getc(IN);
|
|
|
|
table_R[j] = (unsigned char)getc(IN);
|
|
|
|
getc(IN);
|
|
|
|
has_color += !(table_R[j] == table_G[j] && table_R[j] == table_B[j]);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (has_color) {
|
|
|
|
gray_scale = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
numcomps = gray_scale ? 1 : 3;
|
|
|
|
color_space = gray_scale ? CLRSPC_GRAY : CLRSPC_SRGB;
|
|
|
|
/* initialize image components */
|
|
|
|
memset(&cmptparm[0], 0, 3 * sizeof(opj_image_cmptparm_t));
|
|
|
|
for (i = 0; i < numcomps; i++) {
|
|
|
|
cmptparm[i].prec = 8;
|
|
|
|
cmptparm[i].bpp = 8;
|
|
|
|
cmptparm[i].sgnd = 0;
|
|
|
|
cmptparm[i].dx = subsampling_dx;
|
|
|
|
cmptparm[i].dy = subsampling_dy;
|
|
|
|
cmptparm[i].w = w;
|
|
|
|
cmptparm[i].h = h;
|
|
|
|
}
|
|
|
|
/* create the image */
|
|
|
|
image = opj_image_create(numcomps, &cmptparm[0], color_space);
|
|
|
|
if (!image) {
|
|
|
|
fclose(IN);
|
|
|
|
free(table_R);
|
|
|
|
free(table_G);
|
|
|
|
free(table_B);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* set image offset and reference grid */
|
|
|
|
image->x0 = parameters->image_offset_x0;
|
|
|
|
image->y0 = parameters->image_offset_y0;
|
|
|
|
image->x1 = !image->x0 ? (w - 1) * subsampling_dx + 1 : image->x0 + (w
|
|
|
|
- 1) * subsampling_dx + 1;
|
|
|
|
image->y1 = !image->y0 ? (h - 1) * subsampling_dy + 1 : image->y0 + (h
|
|
|
|
- 1) * subsampling_dy + 1;
|
|
|
|
|
|
|
|
/* set image data */
|
|
|
|
|
|
|
|
/* Place the cursor at the beginning of the image information */
|
|
|
|
fseek(IN, 0, SEEK_SET);
|
|
|
|
fseek(IN, File_h.bfOffBits, SEEK_SET);
|
|
|
|
|
|
|
|
W = Info_h.biWidth;
|
|
|
|
H = Info_h.biHeight;
|
|
|
|
RGB = (unsigned char *) calloc(1, W * H * sizeof(unsigned char));
|
|
|
|
beyond = RGB + W * H;
|
|
|
|
pix = beyond - W;
|
|
|
|
x = y = 0;
|
|
|
|
|
|
|
|
while (y < H) {
|
|
|
|
c = getc(IN);
|
|
|
|
|
|
|
|
if (c) {
|
|
|
|
c1 = getc(IN);
|
|
|
|
|
|
|
|
for (i = 0; i < c && x < W && pix < beyond; i++, x++, pix++) {
|
|
|
|
*pix = (unsigned char)c1;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
c = getc(IN);
|
|
|
|
|
|
|
|
if (c == 0x00) { /* EOL */
|
|
|
|
x = 0;
|
|
|
|
++y;
|
|
|
|
pix = RGB + x + (H - y - 1) * W;
|
|
|
|
} else if (c == 0x01) { /* EOP */
|
|
|
|
break;
|
|
|
|
} else if (c == 0x02) { /* MOVE by dxdy */
|
|
|
|
c = getc(IN);
|
|
|
|
x += c;
|
|
|
|
c = getc(IN);
|
|
|
|
y += c;
|
|
|
|
pix = RGB + (H - y - 1) * W + x;
|
|
|
|
} else { /* 03 .. 255 */
|
|
|
|
i = 0;
|
|
|
|
for (; i < c && x < W && pix < beyond; i++, x++, pix++) {
|
|
|
|
c1 = getc(IN);
|
|
|
|
*pix = (unsigned char)c1;
|
|
|
|
}
|
|
|
|
if (c & 1) { /* skip padding byte */
|
|
|
|
getc(IN);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}/* while() */
|
|
|
|
|
|
|
|
if (gray_scale) {
|
|
|
|
gray = image->comps[0].data;
|
|
|
|
pix = RGB;
|
|
|
|
max = W * H;
|
|
|
|
|
|
|
|
while (max--) {
|
|
|
|
uc = *pix++;
|
|
|
|
|
|
|
|
*gray++ = table_R[uc];
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
/*int *red, *green, *blue;*/
|
|
|
|
|
|
|
|
red = image->comps[0].data;
|
|
|
|
green = image->comps[1].data;
|
|
|
|
blue = image->comps[2].data;
|
|
|
|
pix = RGB;
|
|
|
|
max = W * H;
|
|
|
|
|
|
|
|
while (max--) {
|
|
|
|
uc = *pix++;
|
|
|
|
|
|
|
|
*red++ = table_R[uc];
|
|
|
|
*green++ = table_G[uc];
|
|
|
|
*blue++ = table_B[uc];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
free(RGB);
|
|
|
|
free(table_R);
|
|
|
|
free(table_G);
|
|
|
|
free(table_B);
|
|
|
|
}/* RLE8 */
|
|
|
|
else {
|
|
|
|
fprintf(stderr,
|
|
|
|
"Other system than 24 bits/pixels or 8 bits (no RLE coding) "
|
|
|
|
"is not yet implemented [%d]\n", Info_h.biBitCount);
|
|
|
|
}
|
|
|
|
fclose(IN);
|
|
|
|
return image;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
int imagetobmp(opj_image_t * image, const char *outfile)
|
|
|
|
{
|
|
|
|
int w, h;
|
|
|
|
int i, pad;
|
|
|
|
FILE *fdest = NULL;
|
|
|
|
int adjustR, adjustG, adjustB;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (image->comps[0].prec < 8) {
|
|
|
|
fprintf(stderr, "Unsupported precision: %d\n", image->comps[0].prec);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
if (image->numcomps >= 3 && image->comps[0].dx == image->comps[1].dx
|
|
|
|
&& image->comps[1].dx == image->comps[2].dx
|
|
|
|
&& image->comps[0].dy == image->comps[1].dy
|
|
|
|
&& image->comps[1].dy == image->comps[2].dy
|
|
|
|
&& image->comps[0].prec == image->comps[1].prec
|
|
|
|
&& image->comps[1].prec == image->comps[2].prec) {
|
|
|
|
|
|
|
|
/* -->> -->> -->> -->>
|
|
|
|
24 bits color
|
|
|
|
<<-- <<-- <<-- <<-- */
|
|
|
|
|
|
|
|
fdest = fopen(outfile, "wb");
|
|
|
|
if (!fdest) {
|
|
|
|
fprintf(stderr, "ERROR -> failed to open %s for writing\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
w = image->comps[0].w;
|
|
|
|
h = image->comps[0].h;
|
|
|
|
|
|
|
|
fprintf(fdest, "BM");
|
|
|
|
|
|
|
|
/* FILE HEADER */
|
|
|
|
/* ------------- */
|
|
|
|
fprintf(fdest, "%c%c%c%c",
|
|
|
|
(unsigned char)(h * w * 3 + 3 * h * (w % 2) + 54) & 0xff,
|
|
|
|
(unsigned char)((h * w * 3 + 3 * h * (w % 2) + 54) >> 8) & 0xff,
|
|
|
|
(unsigned char)((h * w * 3 + 3 * h * (w % 2) + 54) >> 16) & 0xff,
|
|
|
|
(unsigned char)((h * w * 3 + 3 * h * (w % 2) + 54) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, ((0) >> 16) & 0xff,
|
|
|
|
((0) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (54) & 0xff, ((54) >> 8) & 0xff, ((54) >> 16) & 0xff,
|
|
|
|
((54) >> 24) & 0xff);
|
|
|
|
|
|
|
|
/* INFO HEADER */
|
|
|
|
/* ------------- */
|
|
|
|
fprintf(fdest, "%c%c%c%c", (40) & 0xff, ((40) >> 8) & 0xff, ((40) >> 16) & 0xff,
|
|
|
|
((40) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (unsigned char)((w) & 0xff),
|
|
|
|
(unsigned char)((w) >> 8) & 0xff,
|
|
|
|
(unsigned char)((w) >> 16) & 0xff,
|
|
|
|
(unsigned char)((w) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (unsigned char)((h) & 0xff),
|
|
|
|
(unsigned char)((h) >> 8) & 0xff,
|
|
|
|
(unsigned char)((h) >> 16) & 0xff,
|
|
|
|
(unsigned char)((h) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c", (1) & 0xff, ((1) >> 8) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c", (24) & 0xff, ((24) >> 8) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, ((0) >> 16) & 0xff,
|
|
|
|
((0) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (unsigned char)(3 * h * w + 3 * h * (w % 2)) & 0xff,
|
|
|
|
(unsigned char)((h * w * 3 + 3 * h * (w % 2)) >> 8) & 0xff,
|
|
|
|
(unsigned char)((h * w * 3 + 3 * h * (w % 2)) >> 16) & 0xff,
|
|
|
|
(unsigned char)((h * w * 3 + 3 * h * (w % 2)) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
|
|
|
|
((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
|
|
|
|
((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, ((0) >> 16) & 0xff,
|
|
|
|
((0) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, ((0) >> 16) & 0xff,
|
|
|
|
((0) >> 24) & 0xff);
|
|
|
|
|
|
|
|
if (image->comps[0].prec > 8) {
|
|
|
|
adjustR = image->comps[0].prec - 8;
|
|
|
|
printf("BMP CONVERSION: Truncating component 0 from %d bits to 8 bits\n",
|
|
|
|
image->comps[0].prec);
|
|
|
|
} else {
|
|
|
|
adjustR = 0;
|
|
|
|
}
|
|
|
|
if (image->comps[1].prec > 8) {
|
|
|
|
adjustG = image->comps[1].prec - 8;
|
|
|
|
printf("BMP CONVERSION: Truncating component 1 from %d bits to 8 bits\n",
|
|
|
|
image->comps[1].prec);
|
|
|
|
} else {
|
|
|
|
adjustG = 0;
|
|
|
|
}
|
|
|
|
if (image->comps[2].prec > 8) {
|
|
|
|
adjustB = image->comps[2].prec - 8;
|
|
|
|
printf("BMP CONVERSION: Truncating component 2 from %d bits to 8 bits\n",
|
|
|
|
image->comps[2].prec);
|
|
|
|
} else {
|
|
|
|
adjustB = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
unsigned char rc, gc, bc;
|
|
|
|
int r, g, b;
|
|
|
|
|
|
|
|
r = image->comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
|
|
|
|
r += (image->comps[0].sgnd ? 1 << (image->comps[0].prec - 1) : 0);
|
|
|
|
r = ((r >> adjustR) + ((r >> (adjustR - 1)) % 2));
|
|
|
|
if (r > 255) {
|
|
|
|
r = 255;
|
|
|
|
} else if (r < 0) {
|
|
|
|
r = 0;
|
|
|
|
}
|
|
|
|
rc = (unsigned char)r;
|
|
|
|
|
|
|
|
g = image->comps[1].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
|
|
|
|
g += (image->comps[1].sgnd ? 1 << (image->comps[1].prec - 1) : 0);
|
|
|
|
g = ((g >> adjustG) + ((g >> (adjustG - 1)) % 2));
|
|
|
|
if (g > 255) {
|
|
|
|
g = 255;
|
|
|
|
} else if (g < 0) {
|
|
|
|
g = 0;
|
|
|
|
}
|
|
|
|
gc = (unsigned char)g;
|
|
|
|
|
|
|
|
b = image->comps[2].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
|
|
|
|
b += (image->comps[2].sgnd ? 1 << (image->comps[2].prec - 1) : 0);
|
|
|
|
b = ((b >> adjustB) + ((b >> (adjustB - 1)) % 2));
|
|
|
|
if (b > 255) {
|
|
|
|
b = 255;
|
|
|
|
} else if (b < 0) {
|
|
|
|
b = 0;
|
|
|
|
}
|
|
|
|
bc = (unsigned char)b;
|
|
|
|
|
|
|
|
fprintf(fdest, "%c%c%c", bc, gc, rc);
|
|
|
|
|
|
|
|
if ((i + 1) % w == 0) {
|
|
|
|
for (pad = (3 * w) % 4 ? 4 - (3 * w) % 4 : 0; pad > 0; pad--) { /* ADD */
|
|
|
|
fprintf(fdest, "%c", 0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
fclose(fdest);
|
|
|
|
} else { /* Gray-scale */
|
|
|
|
|
|
|
|
/* -->> -->> -->> -->>
|
|
|
|
8 bits non code (Gray scale)
|
|
|
|
<<-- <<-- <<-- <<-- */
|
|
|
|
|
|
|
|
fdest = fopen(outfile, "wb");
|
|
|
|
w = image->comps[0].w;
|
|
|
|
h = image->comps[0].h;
|
|
|
|
|
|
|
|
fprintf(fdest, "BM");
|
|
|
|
|
|
|
|
/* FILE HEADER */
|
|
|
|
/* ------------- */
|
|
|
|
fprintf(fdest, "%c%c%c%c",
|
|
|
|
(unsigned char)(h * w + 54 + 1024 + h * (w % 2)) & 0xff,
|
|
|
|
(unsigned char)((h * w + 54 + 1024 + h * (w % 2)) >> 8) & 0xff,
|
|
|
|
(unsigned char)((h * w + 54 + 1024 + h * (w % 2)) >> 16) & 0xff,
|
|
|
|
(unsigned char)((h * w + 54 + 1024 + w * (w % 2)) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, ((0) >> 16) & 0xff,
|
|
|
|
((0) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (54 + 1024) & 0xff, ((54 + 1024) >> 8) & 0xff,
|
|
|
|
((54 + 1024) >> 16) & 0xff,
|
|
|
|
((54 + 1024) >> 24) & 0xff);
|
|
|
|
|
|
|
|
/* INFO HEADER */
|
|
|
|
/* ------------- */
|
|
|
|
fprintf(fdest, "%c%c%c%c", (40) & 0xff, ((40) >> 8) & 0xff, ((40) >> 16) & 0xff,
|
|
|
|
((40) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (unsigned char)((w) & 0xff),
|
|
|
|
(unsigned char)((w) >> 8) & 0xff,
|
|
|
|
(unsigned char)((w) >> 16) & 0xff,
|
|
|
|
(unsigned char)((w) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (unsigned char)((h) & 0xff),
|
|
|
|
(unsigned char)((h) >> 8) & 0xff,
|
|
|
|
(unsigned char)((h) >> 16) & 0xff,
|
|
|
|
(unsigned char)((h) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c", (1) & 0xff, ((1) >> 8) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c", (8) & 0xff, ((8) >> 8) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (0) & 0xff, ((0) >> 8) & 0xff, ((0) >> 16) & 0xff,
|
|
|
|
((0) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (unsigned char)(h * w + h * (w % 2)) & 0xff,
|
|
|
|
(unsigned char)((h * w + h * (w % 2)) >> 8) & 0xff,
|
|
|
|
(unsigned char)((h * w + h * (w % 2)) >> 16) & 0xff,
|
|
|
|
(unsigned char)((h * w + h * (w % 2)) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
|
|
|
|
((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (7834) & 0xff, ((7834) >> 8) & 0xff,
|
|
|
|
((7834) >> 16) & 0xff, ((7834) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (256) & 0xff, ((256) >> 8) & 0xff,
|
|
|
|
((256) >> 16) & 0xff, ((256) >> 24) & 0xff);
|
|
|
|
fprintf(fdest, "%c%c%c%c", (256) & 0xff, ((256) >> 8) & 0xff,
|
|
|
|
((256) >> 16) & 0xff, ((256) >> 24) & 0xff);
|
|
|
|
|
|
|
|
if (image->comps[0].prec > 8) {
|
|
|
|
adjustR = image->comps[0].prec - 8;
|
|
|
|
printf("BMP CONVERSION: Truncating component 0 from %d bits to 8 bits\n",
|
|
|
|
image->comps[0].prec);
|
|
|
|
} else {
|
|
|
|
adjustR = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < 256; i++) {
|
|
|
|
fprintf(fdest, "%c%c%c%c", i, i, i, 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
int r;
|
|
|
|
|
|
|
|
r = image->comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
|
|
|
|
r += (image->comps[0].sgnd ? 1 << (image->comps[0].prec - 1) : 0);
|
|
|
|
r = ((r >> adjustR) + ((r >> (adjustR - 1)) % 2));
|
|
|
|
if (r > 255) {
|
|
|
|
r = 255;
|
|
|
|
} else if (r < 0) {
|
|
|
|
r = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
fprintf(fdest, "%c", (unsigned char)r);
|
|
|
|
|
|
|
|
if ((i + 1) % w == 0) {
|
|
|
|
for (pad = w % 4 ? 4 - w % 4 : 0; pad > 0; pad--) { /* ADD */
|
|
|
|
fprintf(fdest, "%c", 0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
fclose(fdest);
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/* -->> -->> -->> -->>
|
|
|
|
|
|
|
|
PGX IMAGE FORMAT
|
|
|
|
|
|
|
|
<<-- <<-- <<-- <<-- */
|
|
|
|
|
|
|
|
|
|
|
|
static unsigned char readuchar(FILE * f)
|
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
unsigned char c1;
|
|
|
|
if (!fread(&c1, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return c1;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static unsigned short readushort(FILE * f, int bigendian)
|
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
unsigned char c1, c2;
|
|
|
|
if (!fread(&c1, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if (!fread(&c2, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if (bigendian) {
|
|
|
|
return (c1 << 8) + c2;
|
|
|
|
} else {
|
|
|
|
return (c2 << 8) + c1;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static unsigned int readuint(FILE * f, int bigendian)
|
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
unsigned char c1, c2, c3, c4;
|
|
|
|
if (!fread(&c1, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if (!fread(&c2, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if (!fread(&c3, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if (!fread(&c4, 1, 1, f)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if (bigendian) {
|
|
|
|
return (c1 << 24) + (c2 << 16) + (c3 << 8) + c4;
|
|
|
|
} else {
|
|
|
|
return (c4 << 24) + (c3 << 16) + (c2 << 8) + c1;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
opj_image_t* pgxtoimage(const char *filename, opj_cparameters_t *parameters)
|
|
|
|
{
|
|
|
|
FILE *f = NULL;
|
|
|
|
int w, h, prec;
|
|
|
|
int i, numcomps, max;
|
|
|
|
OPJ_COLOR_SPACE color_space;
|
|
|
|
opj_image_cmptparm_t cmptparm; /* maximum of 1 component */
|
|
|
|
opj_image_t * image = NULL;
|
|
|
|
int adjustS, ushift, dshift, force8;
|
|
|
|
|
|
|
|
char endian1, endian2, sign;
|
|
|
|
char signtmp[32];
|
|
|
|
|
|
|
|
char temp[32];
|
|
|
|
int bigendian;
|
|
|
|
opj_image_comp_t *comp = NULL;
|
|
|
|
|
|
|
|
numcomps = 1;
|
|
|
|
color_space = CLRSPC_GRAY;
|
|
|
|
|
|
|
|
memset(&cmptparm, 0, sizeof(opj_image_cmptparm_t));
|
|
|
|
|
|
|
|
max = 0;
|
|
|
|
|
|
|
|
f = fopen(filename, "rb");
|
|
|
|
if (!f) {
|
|
|
|
fprintf(stderr, "Failed to open %s for reading !\n", filename);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
fseek(f, 0, SEEK_SET);
|
|
|
|
if (fscanf(f, "PG%[ \t]%c%c%[ \t+-]%d%[ \t]%d%[ \t]%d", temp, &endian1,
|
|
|
|
&endian2, signtmp, &prec, temp, &w, temp, &h) != 9) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"ERROR: Failed to read the right number of element from the fscanf() function!\n");
|
2017-08-09 09:50:39 +02:00
|
|
|
fclose(f);
|
2017-05-09 15:44:46 +02:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
i = 0;
|
|
|
|
sign = '+';
|
|
|
|
while (signtmp[i] != '\0') {
|
|
|
|
if (signtmp[i] == '-') {
|
|
|
|
sign = '-';
|
|
|
|
}
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
|
|
|
|
fgetc(f);
|
|
|
|
if (endian1 == 'M' && endian2 == 'L') {
|
|
|
|
bigendian = 1;
|
|
|
|
} else if (endian2 == 'M' && endian1 == 'L') {
|
|
|
|
bigendian = 0;
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "Bad pgx header, please check input file\n");
|
2017-08-09 09:50:39 +02:00
|
|
|
fclose(f);
|
2017-05-09 15:44:46 +02:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* initialize image component */
|
|
|
|
|
|
|
|
cmptparm.x0 = parameters->image_offset_x0;
|
|
|
|
cmptparm.y0 = parameters->image_offset_y0;
|
|
|
|
cmptparm.w = !cmptparm.x0 ? (w - 1) * parameters->subsampling_dx + 1 :
|
|
|
|
cmptparm.x0 + (w - 1) * parameters->subsampling_dx + 1;
|
|
|
|
cmptparm.h = !cmptparm.y0 ? (h - 1) * parameters->subsampling_dy + 1 :
|
|
|
|
cmptparm.y0 + (h - 1) * parameters->subsampling_dy + 1;
|
|
|
|
|
|
|
|
if (sign == '-') {
|
|
|
|
cmptparm.sgnd = 1;
|
|
|
|
} else {
|
|
|
|
cmptparm.sgnd = 0;
|
|
|
|
}
|
|
|
|
if (prec < 8) {
|
|
|
|
force8 = 1;
|
|
|
|
ushift = 8 - prec;
|
|
|
|
dshift = prec - ushift;
|
|
|
|
if (cmptparm.sgnd) {
|
|
|
|
adjustS = (1 << (prec - 1));
|
|
|
|
} else {
|
|
|
|
adjustS = 0;
|
|
|
|
}
|
|
|
|
cmptparm.sgnd = 0;
|
|
|
|
prec = 8;
|
|
|
|
} else {
|
|
|
|
ushift = dshift = force8 = adjustS = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
cmptparm.prec = prec;
|
|
|
|
cmptparm.bpp = prec;
|
|
|
|
cmptparm.dx = parameters->subsampling_dx;
|
|
|
|
cmptparm.dy = parameters->subsampling_dy;
|
|
|
|
|
|
|
|
/* create the image */
|
|
|
|
image = opj_image_create(numcomps, &cmptparm, color_space);
|
|
|
|
if (!image) {
|
|
|
|
fclose(f);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
/* set image offset and reference grid */
|
|
|
|
image->x0 = cmptparm.x0;
|
|
|
|
image->y0 = cmptparm.x0;
|
|
|
|
image->x1 = cmptparm.w;
|
|
|
|
image->y1 = cmptparm.h;
|
|
|
|
|
|
|
|
/* set image data */
|
|
|
|
|
|
|
|
comp = &image->comps[0];
|
|
|
|
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
int v;
|
|
|
|
if (force8) {
|
|
|
|
v = readuchar(f) + adjustS;
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
comp->data[i] = (unsigned char)v;
|
|
|
|
|
|
|
|
if (v > max) {
|
|
|
|
max = v;
|
|
|
|
}
|
|
|
|
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (comp->prec == 8) {
|
|
|
|
if (!comp->sgnd) {
|
|
|
|
v = readuchar(f);
|
|
|
|
} else {
|
|
|
|
v = (char) readuchar(f);
|
|
|
|
}
|
|
|
|
} else if (comp->prec <= 16) {
|
|
|
|
if (!comp->sgnd) {
|
|
|
|
v = readushort(f, bigendian);
|
|
|
|
} else {
|
|
|
|
v = (short) readushort(f, bigendian);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (!comp->sgnd) {
|
|
|
|
v = readuint(f, bigendian);
|
|
|
|
} else {
|
|
|
|
v = (int) readuint(f, bigendian);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (v > max) {
|
|
|
|
max = v;
|
|
|
|
}
|
|
|
|
comp->data[i] = v;
|
|
|
|
}
|
|
|
|
fclose(f);
|
|
|
|
comp->bpp = int_floorlog2(max) + 1;
|
|
|
|
|
|
|
|
return image;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
int imagetopgx(opj_image_t * image, const char *outfile)
|
|
|
|
{
|
|
|
|
int w, h;
|
|
|
|
int i, j, compno;
|
|
|
|
FILE *fdest = NULL;
|
|
|
|
|
|
|
|
for (compno = 0; compno < image->numcomps; compno++) {
|
|
|
|
opj_image_comp_t *comp = &image->comps[compno];
|
|
|
|
char bname[256]; /* buffer for name */
|
|
|
|
char *name = bname; /* pointer */
|
|
|
|
int nbytes = 0;
|
|
|
|
size_t res;
|
|
|
|
const size_t olen = strlen(outfile);
|
|
|
|
const size_t dotpos = olen - 4;
|
|
|
|
const size_t total = dotpos + 1 + 1 + 4; /* '-' + '[1-3]' + '.pgx' */
|
|
|
|
if (outfile[dotpos] != '.') {
|
|
|
|
/* `pgx` was recognized but there is no dot at expected position */
|
|
|
|
fprintf(stderr, "ERROR -> Impossible happen.");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
if (total > 256) {
|
|
|
|
name = (char*)malloc(total + 1);
|
|
|
|
}
|
|
|
|
strncpy(name, outfile, dotpos);
|
|
|
|
/*if (image->numcomps > 1) {*/
|
|
|
|
sprintf(name + dotpos, "_%d.pgx", compno);
|
|
|
|
/*} else {
|
|
|
|
strcpy(name+dotpos, ".pgx");
|
|
|
|
}*/
|
|
|
|
fdest = fopen(name, "wb");
|
|
|
|
if (!fdest) {
|
|
|
|
fprintf(stderr, "ERROR -> failed to open %s for writing\n", name);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
/* don't need name anymore */
|
|
|
|
if (total > 256) {
|
|
|
|
free(name);
|
|
|
|
}
|
|
|
|
|
|
|
|
w = image->comps[compno].w;
|
|
|
|
h = image->comps[compno].h;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
fprintf(fdest, "PG ML %c %d %d %d\n", comp->sgnd ? '-' : '+', comp->prec, w, h);
|
|
|
|
if (comp->prec <= 8) {
|
|
|
|
nbytes = 1;
|
|
|
|
} else if (comp->prec <= 16) {
|
|
|
|
nbytes = 2;
|
|
|
|
} else {
|
|
|
|
nbytes = 4;
|
|
|
|
}
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
int v = image->comps[compno].data[i];
|
|
|
|
for (j = nbytes - 1; j >= 0; j--) {
|
|
|
|
char byte = (char)(v >> (j * 8));
|
|
|
|
res = fwrite(&byte, 1, 1, fdest);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", name);
|
2017-07-31 17:35:10 +02:00
|
|
|
fclose(fdest);
|
2017-05-09 15:44:46 +02:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
fclose(fdest);
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/* -->> -->> -->> -->>
|
|
|
|
|
|
|
|
PNM IMAGE FORMAT
|
|
|
|
|
|
|
|
<<-- <<-- <<-- <<-- */
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
struct pnm_header {
|
2012-10-25 10:15:41 +02:00
|
|
|
int width, height, maxval, depth, format;
|
|
|
|
char rgb, rgba, gray, graya, bw;
|
|
|
|
char ok;
|
|
|
|
};
|
|
|
|
|
|
|
|
static char *skip_white(char *s)
|
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
while (*s) {
|
|
|
|
if (*s == '\n' || *s == '\r') {
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
if (isspace(*s)) {
|
|
|
|
++s;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
return s;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char *skip_int(char *start, int *out_n)
|
|
|
|
{
|
|
|
|
char *s;
|
|
|
|
char c;
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*out_n = 0;
|
|
|
|
s = start;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
s = skip_white(start);
|
2017-05-09 15:44:46 +02:00
|
|
|
if (s == NULL) {
|
|
|
|
return NULL;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
start = s;
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
while (*s) {
|
|
|
|
if (!isdigit(*s)) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
++s;
|
|
|
|
}
|
|
|
|
c = *s;
|
|
|
|
*s = 0;
|
|
|
|
*out_n = atoi(start);
|
|
|
|
*s = c;
|
2012-10-25 10:15:41 +02:00
|
|
|
return s;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char *skip_idf(char *start, char out_idf[256])
|
|
|
|
{
|
|
|
|
char *s;
|
|
|
|
char c;
|
|
|
|
|
|
|
|
s = skip_white(start);
|
2017-05-09 15:44:46 +02:00
|
|
|
if (s == NULL) {
|
|
|
|
return NULL;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
start = s;
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
while (*s) {
|
|
|
|
if (isalpha(*s) || *s == '_') {
|
|
|
|
++s;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
c = *s;
|
|
|
|
*s = 0;
|
|
|
|
strncpy(out_idf, start, 255);
|
|
|
|
*s = c;
|
2012-10-25 10:15:41 +02:00
|
|
|
return s;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void read_pnm_header(FILE *reader, struct pnm_header *ph)
|
|
|
|
{
|
|
|
|
char *s;
|
|
|
|
int format, have_wh, end, ttype;
|
|
|
|
char idf[256], type[256];
|
|
|
|
char line[256];
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (fgets(line, 250, reader) == NULL) {
|
|
|
|
fprintf(stderr, "\nWARNING: fgets return a NULL value");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (line[0] != 'P') {
|
|
|
|
fprintf(stderr, "read_pnm_header:PNM:magic P missing\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
format = atoi(line + 1);
|
|
|
|
if (format < 1 || format > 7) {
|
|
|
|
fprintf(stderr, "read_pnm_header:magic format %d invalid\n", format);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
ph->format = format;
|
|
|
|
ttype = end = have_wh = 0;
|
|
|
|
|
|
|
|
while (fgets(line, 250, reader)) {
|
|
|
|
if (*line == '#') {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
s = line;
|
|
|
|
|
|
|
|
if (format == 7) {
|
|
|
|
s = skip_idf(s, idf);
|
|
|
|
|
|
|
|
if (s == NULL || *s == 0) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (strcmp(idf, "ENDHDR") == 0) {
|
|
|
|
end = 1;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (strcmp(idf, "WIDTH") == 0) {
|
|
|
|
s = skip_int(s, &ph->width);
|
|
|
|
if (s == NULL || *s == 0) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (strcmp(idf, "HEIGHT") == 0) {
|
|
|
|
s = skip_int(s, &ph->height);
|
|
|
|
if (s == NULL || *s == 0) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (strcmp(idf, "DEPTH") == 0) {
|
|
|
|
s = skip_int(s, &ph->depth);
|
|
|
|
if (s == NULL || *s == 0) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (strcmp(idf, "MAXVAL") == 0) {
|
|
|
|
s = skip_int(s, &ph->maxval);
|
|
|
|
if (s == NULL || *s == 0) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (strcmp(idf, "TUPLTYPE") == 0) {
|
|
|
|
s = skip_idf(s, type);
|
|
|
|
if (s == NULL || *s == 0) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (strcmp(type, "BLACKANDWHITE") == 0) {
|
|
|
|
ph->bw = 1;
|
|
|
|
ttype = 1;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (strcmp(type, "GRAYSCALE") == 0) {
|
|
|
|
ph->gray = 1;
|
|
|
|
ttype = 1;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (strcmp(type, "GRAYSCALE_ALPHA") == 0) {
|
|
|
|
ph->graya = 1;
|
|
|
|
ttype = 1;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (strcmp(type, "RGB") == 0) {
|
|
|
|
ph->rgb = 1;
|
|
|
|
ttype = 1;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (strcmp(type, "RGB_ALPHA") == 0) {
|
|
|
|
ph->rgba = 1;
|
|
|
|
ttype = 1;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
fprintf(stderr, "read_pnm_header:unknown P7 TUPLTYPE %s\n", type);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
fprintf(stderr, "read_pnm_header:unknown P7 idf %s\n", idf);
|
|
|
|
return;
|
|
|
|
} /* if(format == 7) */
|
|
|
|
|
|
|
|
if (!have_wh) {
|
|
|
|
s = skip_int(s, &ph->width);
|
|
|
|
|
|
|
|
s = skip_int(s, &ph->height);
|
|
|
|
|
|
|
|
have_wh = 1;
|
|
|
|
|
|
|
|
if (format == 1 || format == 4) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (format == 2 || format == 3 || format == 5 || format == 6) {
|
|
|
|
/* P2, P3, P5, P6: */
|
|
|
|
s = skip_int(s, &ph->maxval);
|
|
|
|
|
|
|
|
if (ph->maxval > 65535) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}/* while(fgets( ) */
|
|
|
|
if (format == 2 || format == 3 || format > 4) {
|
|
|
|
if (ph->maxval < 1 || ph->maxval > 65535) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (ph->width < 1 || ph->height < 1) {
|
|
|
|
return;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (format == 7) {
|
|
|
|
if (!end) {
|
|
|
|
fprintf(stderr, "read_pnm_header:P7 without ENDHDR\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
if (ph->depth < 1 || ph->depth > 4) {
|
|
|
|
return;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (ph->width && ph->height && ph->depth & ph->maxval && ttype) {
|
|
|
|
ph->ok = 1;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (format != 1 && format != 4) {
|
|
|
|
if (ph->width && ph->height && ph->maxval) {
|
|
|
|
ph->ok = 1;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (ph->width && ph->height) {
|
|
|
|
ph->ok = 1;
|
|
|
|
}
|
|
|
|
ph->maxval = 255;
|
|
|
|
}
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static int has_prec(int val)
|
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
if (val < 2) {
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
if (val < 4) {
|
|
|
|
return 2;
|
|
|
|
}
|
|
|
|
if (val < 8) {
|
|
|
|
return 3;
|
|
|
|
}
|
|
|
|
if (val < 16) {
|
|
|
|
return 4;
|
|
|
|
}
|
|
|
|
if (val < 32) {
|
|
|
|
return 5;
|
|
|
|
}
|
|
|
|
if (val < 64) {
|
|
|
|
return 6;
|
|
|
|
}
|
|
|
|
if (val < 128) {
|
|
|
|
return 7;
|
|
|
|
}
|
|
|
|
if (val < 256) {
|
|
|
|
return 8;
|
|
|
|
}
|
|
|
|
if (val < 512) {
|
|
|
|
return 9;
|
|
|
|
}
|
|
|
|
if (val < 1024) {
|
|
|
|
return 10;
|
|
|
|
}
|
|
|
|
if (val < 2048) {
|
|
|
|
return 11;
|
|
|
|
}
|
|
|
|
if (val < 4096) {
|
|
|
|
return 12;
|
|
|
|
}
|
|
|
|
if (val < 8192) {
|
|
|
|
return 13;
|
|
|
|
}
|
|
|
|
if (val < 16384) {
|
|
|
|
return 14;
|
|
|
|
}
|
|
|
|
if (val < 32768) {
|
|
|
|
return 15;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
return 16;
|
|
|
|
}
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
opj_image_t* pnmtoimage(const char *filename, opj_cparameters_t *parameters)
|
|
|
|
{
|
|
|
|
int subsampling_dx = parameters->subsampling_dx;
|
|
|
|
int subsampling_dy = parameters->subsampling_dy;
|
|
|
|
|
|
|
|
FILE *fp = NULL;
|
|
|
|
int i, compno, numcomps, w, h, prec, format;
|
|
|
|
OPJ_COLOR_SPACE color_space;
|
|
|
|
opj_image_cmptparm_t cmptparm[4]; /* RGBA: max. 4 components */
|
|
|
|
opj_image_t * image = NULL;
|
|
|
|
struct pnm_header header_info;
|
|
|
|
|
|
|
|
if ((fp = fopen(filename, "rb")) == NULL) {
|
|
|
|
fprintf(stderr, "pnmtoimage:Failed to open %s for reading!\n", filename);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
memset(&header_info, 0, sizeof(struct pnm_header));
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
read_pnm_header(fp, &header_info);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (!header_info.ok) {
|
|
|
|
fclose(fp);
|
|
|
|
return NULL;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
format = header_info.format;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
switch (format) {
|
2012-10-25 10:15:41 +02:00
|
|
|
case 1: /* ascii bitmap */
|
|
|
|
case 4: /* raw bitmap */
|
|
|
|
numcomps = 1;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 2: /* ascii greymap */
|
|
|
|
case 5: /* raw greymap */
|
|
|
|
numcomps = 1;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 3: /* ascii pixmap */
|
|
|
|
case 6: /* raw pixmap */
|
|
|
|
numcomps = 3;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 7: /* arbitrary map */
|
|
|
|
numcomps = header_info.depth;
|
2017-05-09 15:44:46 +02:00
|
|
|
break;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
default:
|
|
|
|
fclose(fp);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
if (numcomps < 3) {
|
|
|
|
color_space = CLRSPC_GRAY; /* GRAY, GRAYA */
|
|
|
|
} else {
|
|
|
|
color_space = CLRSPC_SRGB; /* RGB, RGBA */
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
prec = has_prec(header_info.maxval);
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (prec < 8) {
|
|
|
|
prec = 8;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
w = header_info.width;
|
|
|
|
h = header_info.height;
|
|
|
|
subsampling_dx = parameters->subsampling_dx;
|
|
|
|
subsampling_dy = parameters->subsampling_dy;
|
|
|
|
|
|
|
|
memset(&cmptparm[0], 0, numcomps * sizeof(opj_image_cmptparm_t));
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
for (i = 0; i < numcomps; i++) {
|
|
|
|
cmptparm[i].prec = prec;
|
|
|
|
cmptparm[i].bpp = prec;
|
|
|
|
cmptparm[i].sgnd = 0;
|
|
|
|
cmptparm[i].dx = subsampling_dx;
|
|
|
|
cmptparm[i].dy = subsampling_dy;
|
|
|
|
cmptparm[i].w = w;
|
|
|
|
cmptparm[i].h = h;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
image = opj_image_create(numcomps, &cmptparm[0], color_space);
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (!image) {
|
|
|
|
fclose(fp);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* set image offset and reference grid */
|
|
|
|
image->x0 = parameters->image_offset_x0;
|
|
|
|
image->y0 = parameters->image_offset_y0;
|
|
|
|
image->x1 = parameters->image_offset_x0 + (w - 1) * subsampling_dx + 1;
|
|
|
|
image->y1 = parameters->image_offset_y0 + (h - 1) * subsampling_dy + 1;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if ((format == 2) || (format == 3)) { /* ascii pixmap */
|
|
|
|
unsigned int index;
|
|
|
|
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
for (compno = 0; compno < numcomps; compno++) {
|
|
|
|
index = 0;
|
|
|
|
if (fscanf(fp, "%u", &index) != 1) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nWARNING: fscanf return a number of element different from the expected.\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
image->comps[compno].data[i] = (index * 255) / header_info.maxval;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else if ((format == 5)
|
|
|
|
|| (format == 6)
|
|
|
|
|| ((format == 7)
|
|
|
|
&& (header_info.gray || header_info.graya
|
|
|
|
|| header_info.rgb || header_info.rgba))) { /* binary pixmap */
|
|
|
|
unsigned char c0, c1, one;
|
|
|
|
|
|
|
|
one = (prec < 9);
|
|
|
|
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
for (compno = 0; compno < numcomps; compno++) {
|
|
|
|
if (!fread(&c0, 1, 1, fp)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
}
|
|
|
|
if (one) {
|
|
|
|
image->comps[compno].data[i] = c0;
|
|
|
|
} else {
|
|
|
|
if (!fread(&c1, 1, 1, fp)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
}
|
|
|
|
/* netpbm: */
|
|
|
|
image->comps[compno].data[i] = ((c0 << 8) | c1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else if (format == 1) { /* ascii bitmap */
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
unsigned int index;
|
|
|
|
|
|
|
|
if (fscanf(fp, "%u", &index) != 1) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nWARNING: fscanf return a number of element different from the expected.\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
image->comps[0].data[i] = (index ? 0 : 255);
|
|
|
|
}
|
|
|
|
} else if (format == 4) {
|
|
|
|
int x, y, bit;
|
|
|
|
unsigned char uc;
|
|
|
|
|
|
|
|
i = 0;
|
|
|
|
for (y = 0; y < h; ++y) {
|
|
|
|
bit = -1;
|
|
|
|
uc = 0;
|
|
|
|
|
|
|
|
for (x = 0; x < w; ++x) {
|
|
|
|
if (bit == -1) {
|
|
|
|
bit = 7;
|
|
|
|
uc = (unsigned char)getc(fp);
|
|
|
|
}
|
|
|
|
image->comps[0].data[i] = (((uc >> bit) & 1) ? 0 : 255);
|
|
|
|
--bit;
|
|
|
|
++i;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else if ((format == 7 && header_info.bw)) { /*MONO*/
|
|
|
|
unsigned char uc;
|
|
|
|
|
|
|
|
for (i = 0; i < w * h; ++i) {
|
|
|
|
if (!fread(&uc, 1, 1, fp)) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"\nError: fread return a number of element different from the expected.\n");
|
|
|
|
}
|
|
|
|
image->comps[0].data[i] = (uc & 1) ? 0 : 255;
|
|
|
|
}
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
fclose(fp);
|
|
|
|
|
|
|
|
return image;
|
|
|
|
}/* pnmtoimage() */
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
int imagetopnm(opj_image_t * image, const char *outfile)
|
2012-10-25 10:15:41 +02:00
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
int *red, *green, *blue, *alpha;
|
|
|
|
int wr, hr, max;
|
|
|
|
int i, compno, ncomp;
|
|
|
|
int adjustR, adjustG, adjustB, adjustA;
|
|
|
|
int fails, two, want_gray, has_alpha, triple;
|
|
|
|
int prec, v;
|
|
|
|
FILE *fdest = NULL;
|
|
|
|
const char *tmp = outfile;
|
|
|
|
char *destname;
|
|
|
|
alpha = NULL;
|
|
|
|
if ((prec = image->comps[0].prec) > 16) {
|
|
|
|
fprintf(stderr, "%s:%d:imagetopnm\n\tprecision %d is larger than 16"
|
|
|
|
"\n\t: refused.\n", __FILE__, __LINE__, prec);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
two = has_alpha = 0;
|
|
|
|
fails = 1;
|
|
|
|
ncomp = image->numcomps;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
while (*tmp) {
|
|
|
|
++tmp;
|
|
|
|
}
|
|
|
|
tmp -= 2;
|
|
|
|
want_gray = (*tmp == 'g' || *tmp == 'G');
|
|
|
|
ncomp = image->numcomps;
|
|
|
|
|
|
|
|
if (want_gray) {
|
|
|
|
ncomp = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ncomp == 2 /* GRAYA */
|
|
|
|
|| (ncomp > 2 /* RGB, RGBA */
|
|
|
|
&& image->comps[0].dx == image->comps[1].dx
|
|
|
|
&& image->comps[1].dx == image->comps[2].dx
|
|
|
|
&& image->comps[0].dy == image->comps[1].dy
|
|
|
|
&& image->comps[1].dy == image->comps[2].dy
|
|
|
|
&& image->comps[0].prec == image->comps[1].prec
|
|
|
|
&& image->comps[1].prec == image->comps[2].prec
|
|
|
|
)) {
|
|
|
|
fdest = fopen(outfile, "wb");
|
|
|
|
|
|
|
|
if (!fdest) {
|
|
|
|
fprintf(stderr, "ERROR -> failed to open %s for writing\n", outfile);
|
|
|
|
return fails;
|
|
|
|
}
|
|
|
|
two = (prec > 8);
|
|
|
|
triple = (ncomp > 2);
|
|
|
|
wr = image->comps[0].w;
|
|
|
|
hr = image->comps[0].h;
|
|
|
|
max = (1 << prec) - 1;
|
|
|
|
has_alpha = (ncomp == 4 || ncomp == 2);
|
|
|
|
|
|
|
|
red = image->comps[0].data;
|
|
|
|
|
|
|
|
if (triple) {
|
|
|
|
green = image->comps[1].data;
|
|
|
|
blue = image->comps[2].data;
|
|
|
|
} else {
|
|
|
|
green = blue = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (has_alpha) {
|
|
|
|
const char *tt = (triple ? "RGB_ALPHA" : "GRAYSCALE_ALPHA");
|
|
|
|
|
|
|
|
fprintf(fdest, "P7\n# OpenJPEG-%s\nWIDTH %d\nHEIGHT %d\nDEPTH %d\n"
|
|
|
|
"MAXVAL %d\nTUPLTYPE %s\nENDHDR\n", opj_version(),
|
|
|
|
wr, hr, ncomp, max, tt);
|
|
|
|
alpha = image->comps[ncomp - 1].data;
|
|
|
|
adjustA = (image->comps[ncomp - 1].sgnd ?
|
|
|
|
1 << (image->comps[ncomp - 1].prec - 1) : 0);
|
|
|
|
} else {
|
|
|
|
fprintf(fdest, "P6\n# OpenJPEG-%s\n%d %d\n%d\n",
|
|
|
|
opj_version(), wr, hr, max);
|
|
|
|
adjustA = 0;
|
|
|
|
}
|
|
|
|
adjustR = (image->comps[0].sgnd ? 1 << (image->comps[0].prec - 1) : 0);
|
|
|
|
|
|
|
|
if (triple) {
|
|
|
|
adjustG = (image->comps[1].sgnd ? 1 << (image->comps[1].prec - 1) : 0);
|
|
|
|
adjustB = (image->comps[2].sgnd ? 1 << (image->comps[2].prec - 1) : 0);
|
|
|
|
} else {
|
|
|
|
adjustG = adjustB = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < wr * hr; ++i) {
|
|
|
|
if (two) {
|
|
|
|
v = *red + adjustR;
|
|
|
|
++red;
|
|
|
|
/* netpbm: */
|
|
|
|
fprintf(fdest, "%c%c", (unsigned char)(v >> 8), (unsigned char)v);
|
|
|
|
|
|
|
|
if (triple) {
|
|
|
|
v = *green + adjustG;
|
|
|
|
++green;
|
|
|
|
/* netpbm: */
|
|
|
|
fprintf(fdest, "%c%c", (unsigned char)(v >> 8), (unsigned char)v);
|
|
|
|
|
|
|
|
v = *blue + adjustB;
|
|
|
|
++blue;
|
|
|
|
/* netpbm: */
|
|
|
|
fprintf(fdest, "%c%c", (unsigned char)(v >> 8), (unsigned char)v);
|
|
|
|
|
|
|
|
}/* if(triple) */
|
|
|
|
|
|
|
|
if (has_alpha) {
|
|
|
|
v = *alpha + adjustA;
|
|
|
|
++alpha;
|
|
|
|
/* netpbm: */
|
|
|
|
fprintf(fdest, "%c%c", (unsigned char)(v >> 8), (unsigned char)v);
|
|
|
|
}
|
|
|
|
continue;
|
|
|
|
|
|
|
|
} /* if(two) */
|
|
|
|
|
|
|
|
/* prec <= 8: */
|
|
|
|
|
|
|
|
fprintf(fdest, "%c", (unsigned char)*red++);
|
|
|
|
if (triple) {
|
|
|
|
fprintf(fdest, "%c%c", (unsigned char)*green++, (unsigned char)*blue++);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (has_alpha) {
|
|
|
|
fprintf(fdest, "%c", (unsigned char)*alpha++);
|
|
|
|
}
|
|
|
|
|
|
|
|
} /* for(i */
|
|
|
|
|
|
|
|
fclose(fdest);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* YUV or MONO: */
|
|
|
|
|
|
|
|
if (image->numcomps > ncomp) {
|
|
|
|
fprintf(stderr, "WARNING -> [PGM file] Only the first component\n");
|
|
|
|
fprintf(stderr, " is written to the file\n");
|
|
|
|
}
|
|
|
|
destname = (char*)malloc(strlen(outfile) + 8);
|
|
|
|
|
|
|
|
for (compno = 0; compno < ncomp; compno++) {
|
|
|
|
if (ncomp > 1) {
|
|
|
|
sprintf(destname, "%d.%s", compno, outfile);
|
|
|
|
} else {
|
|
|
|
sprintf(destname, "%s", outfile);
|
|
|
|
}
|
|
|
|
|
|
|
|
fdest = fopen(destname, "wb");
|
|
|
|
if (!fdest) {
|
|
|
|
fprintf(stderr, "ERROR -> failed to open %s for writing\n", destname);
|
|
|
|
free(destname);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
wr = image->comps[compno].w;
|
|
|
|
hr = image->comps[compno].h;
|
|
|
|
prec = image->comps[compno].prec;
|
|
|
|
max = (1 << prec) - 1;
|
|
|
|
|
|
|
|
fprintf(fdest, "P5\n#OpenJPEG-%s\n%d %d\n%d\n",
|
|
|
|
opj_version(), wr, hr, max);
|
|
|
|
|
|
|
|
red = image->comps[compno].data;
|
|
|
|
adjustR =
|
|
|
|
(image->comps[compno].sgnd ? 1 << (image->comps[compno].prec - 1) : 0);
|
|
|
|
|
|
|
|
if (prec > 8) {
|
|
|
|
for (i = 0; i < wr * hr; i++) {
|
|
|
|
v = *red + adjustR;
|
|
|
|
++red;
|
|
|
|
/* netpbm: */
|
|
|
|
fprintf(fdest, "%c%c", (unsigned char)(v >> 8), (unsigned char)v);
|
|
|
|
|
|
|
|
if (has_alpha) {
|
|
|
|
v = *alpha++;
|
|
|
|
/* netpbm: */
|
|
|
|
fprintf(fdest, "%c%c", (unsigned char)(v >> 8), (unsigned char)v);
|
|
|
|
}
|
|
|
|
}/* for(i */
|
|
|
|
} else { /* prec <= 8 */
|
|
|
|
for (i = 0; i < wr * hr; ++i) {
|
|
|
|
fprintf(fdest, "%c", (unsigned char)(*red + adjustR));
|
|
|
|
++red;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
fclose(fdest);
|
|
|
|
} /* for (compno */
|
|
|
|
free(destname);
|
|
|
|
|
|
|
|
return 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
}/* imagetopnm() */
|
|
|
|
|
2013-03-17 18:03:00 +01:00
|
|
|
#ifdef OPJ_HAVE_LIBTIFF
|
2012-10-25 10:15:41 +02:00
|
|
|
/* -->> -->> -->> -->>
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
TIFF IMAGE FORMAT
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
<<-- <<-- <<-- <<-- */
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
int imagetotif(opj_image_t * image, const char *outfile)
|
2012-10-25 10:15:41 +02:00
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
int width, height, imgsize;
|
|
|
|
int bps, index, adjust, sgnd;
|
|
|
|
int ushift, dshift, has_alpha, force16;
|
|
|
|
TIFF *tif;
|
|
|
|
tdata_t buf;
|
|
|
|
tstrip_t strip;
|
|
|
|
tsize_t strip_size;
|
|
|
|
|
|
|
|
ushift = dshift = force16 = has_alpha = 0;
|
|
|
|
bps = image->comps[0].prec;
|
|
|
|
|
|
|
|
if (bps > 8 && bps < 16) {
|
|
|
|
ushift = 16 - bps;
|
|
|
|
dshift = bps - ushift;
|
|
|
|
bps = 16;
|
|
|
|
force16 = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (bps != 8 && bps != 16) {
|
|
|
|
fprintf(stderr, "imagetotif: Bits=%d, Only 8 and 16 bits implemented\n",
|
|
|
|
bps);
|
|
|
|
fprintf(stderr, "\tAborting\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
tif = TIFFOpen(outfile, "wb");
|
|
|
|
|
|
|
|
if (!tif) {
|
|
|
|
fprintf(stderr, "imagetotif:failed to open %s for writing\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
sgnd = image->comps[0].sgnd;
|
|
|
|
adjust = sgnd ? 1 << (image->comps[0].prec - 1) : 0;
|
|
|
|
|
|
|
|
if (image->numcomps >= 3
|
|
|
|
&& image->comps[0].dx == image->comps[1].dx
|
|
|
|
&& image->comps[1].dx == image->comps[2].dx
|
|
|
|
&& image->comps[0].dy == image->comps[1].dy
|
|
|
|
&& image->comps[1].dy == image->comps[2].dy
|
|
|
|
&& image->comps[0].prec == image->comps[1].prec
|
|
|
|
&& image->comps[1].prec == image->comps[2].prec) {
|
|
|
|
has_alpha = (image->numcomps == 4);
|
|
|
|
|
|
|
|
width = image->comps[0].w;
|
|
|
|
height = image->comps[0].h;
|
|
|
|
imgsize = width * height ;
|
|
|
|
|
|
|
|
TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, width);
|
|
|
|
TIFFSetField(tif, TIFFTAG_IMAGELENGTH, height);
|
|
|
|
TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, 3 + has_alpha);
|
|
|
|
TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, bps);
|
|
|
|
TIFFSetField(tif, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
|
|
|
|
TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
|
|
|
|
TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB);
|
|
|
|
TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, 1);
|
|
|
|
strip_size = TIFFStripSize(tif);
|
|
|
|
buf = _TIFFmalloc(strip_size);
|
|
|
|
index = 0;
|
|
|
|
|
|
|
|
for (strip = 0; strip < TIFFNumberOfStrips(tif); strip++) {
|
|
|
|
unsigned char *dat8;
|
|
|
|
tsize_t i, ssize, last_i = 0;
|
|
|
|
int step, restx;
|
|
|
|
ssize = TIFFStripSize(tif);
|
|
|
|
dat8 = (unsigned char*)buf;
|
|
|
|
|
|
|
|
if (bps == 8) {
|
|
|
|
step = 3 + has_alpha;
|
|
|
|
restx = step - 1;
|
|
|
|
|
|
|
|
for (i = 0; i < ssize - restx; i += step) {
|
|
|
|
int r, g, b, a = 0;
|
|
|
|
|
|
|
|
if (index < imgsize) {
|
|
|
|
r = image->comps[0].data[index];
|
|
|
|
g = image->comps[1].data[index];
|
|
|
|
b = image->comps[2].data[index];
|
|
|
|
if (has_alpha) {
|
|
|
|
a = image->comps[3].data[index];
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sgnd) {
|
|
|
|
r += adjust;
|
|
|
|
g += adjust;
|
|
|
|
b += adjust;
|
|
|
|
if (has_alpha) {
|
|
|
|
a += adjust;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dat8[i + 0] = r ;
|
|
|
|
dat8[i + 1] = g ;
|
|
|
|
dat8[i + 2] = b ;
|
|
|
|
if (has_alpha) {
|
|
|
|
dat8[i + 3] = a;
|
|
|
|
}
|
|
|
|
|
|
|
|
index++;
|
|
|
|
last_i = i + step;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i = 0;)*/
|
|
|
|
|
|
|
|
if (last_i < ssize) {
|
|
|
|
for (i = last_i; i < ssize; i += step) {
|
|
|
|
int r, g, b, a = 0;
|
|
|
|
|
|
|
|
if (index < imgsize) {
|
|
|
|
r = image->comps[0].data[index];
|
|
|
|
g = image->comps[1].data[index];
|
|
|
|
b = image->comps[2].data[index];
|
|
|
|
if (has_alpha) {
|
|
|
|
a = image->comps[3].data[index];
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sgnd) {
|
|
|
|
r += adjust;
|
|
|
|
g += adjust;
|
|
|
|
b += adjust;
|
|
|
|
if (has_alpha) {
|
|
|
|
a += adjust;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dat8[i + 0] = r ;
|
|
|
|
if (i + 1 < ssize) {
|
|
|
|
dat8[i + 1] = g ;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (i + 2 < ssize) {
|
|
|
|
dat8[i + 2] = b ;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (has_alpha) {
|
|
|
|
if (i + 3 < ssize) {
|
|
|
|
dat8[i + 3] = a ;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
index++;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i)*/
|
|
|
|
}/*if(last_i < ssize)*/
|
|
|
|
|
|
|
|
} /*if(bps == 8)*/
|
|
|
|
else if (bps == 16) {
|
|
|
|
step = 6 + has_alpha + has_alpha;
|
|
|
|
restx = step - 1;
|
|
|
|
|
|
|
|
for (i = 0; i < ssize - restx ; i += step) {
|
|
|
|
int r, g, b, a = 0;
|
|
|
|
|
|
|
|
if (index < imgsize) {
|
|
|
|
r = image->comps[0].data[index];
|
|
|
|
g = image->comps[1].data[index];
|
|
|
|
b = image->comps[2].data[index];
|
|
|
|
if (has_alpha) {
|
|
|
|
a = image->comps[3].data[index];
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sgnd) {
|
|
|
|
r += adjust;
|
|
|
|
g += adjust;
|
|
|
|
b += adjust;
|
|
|
|
if (has_alpha) {
|
|
|
|
a += adjust;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (force16) {
|
|
|
|
r = (r << ushift) + (r >> dshift);
|
|
|
|
g = (g << ushift) + (g >> dshift);
|
|
|
|
b = (b << ushift) + (b >> dshift);
|
|
|
|
if (has_alpha) {
|
|
|
|
a = (a << ushift) + (a >> dshift);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dat8[i + 0] = r; /*LSB*/
|
|
|
|
dat8[i + 1] = (r >> 8); /*MSB*/
|
|
|
|
dat8[i + 2] = g;
|
|
|
|
dat8[i + 3] = (g >> 8);
|
|
|
|
dat8[i + 4] = b;
|
|
|
|
dat8[i + 5] = (b >> 8);
|
|
|
|
if (has_alpha) {
|
|
|
|
dat8[i + 6] = a;
|
|
|
|
dat8[i + 7] = (a >> 8);
|
|
|
|
}
|
|
|
|
index++;
|
|
|
|
last_i = i + step;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i = 0;)*/
|
|
|
|
|
|
|
|
if (last_i < ssize) {
|
|
|
|
for (i = last_i ; i < ssize ; i += step) {
|
|
|
|
int r, g, b, a = 0;
|
|
|
|
|
|
|
|
if (index < imgsize) {
|
|
|
|
r = image->comps[0].data[index];
|
|
|
|
g = image->comps[1].data[index];
|
|
|
|
b = image->comps[2].data[index];
|
|
|
|
if (has_alpha) {
|
|
|
|
a = image->comps[3].data[index];
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sgnd) {
|
|
|
|
r += adjust;
|
|
|
|
g += adjust;
|
|
|
|
b += adjust;
|
|
|
|
if (has_alpha) {
|
|
|
|
a += adjust;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (force16) {
|
|
|
|
r = (r << ushift) + (r >> dshift);
|
|
|
|
g = (g << ushift) + (g >> dshift);
|
|
|
|
b = (b << ushift) + (b >> dshift);
|
|
|
|
if (has_alpha) {
|
|
|
|
a = (a << ushift) + (a >> dshift);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dat8[i + 0] = r; /*LSB*/
|
|
|
|
if (i + 1 < ssize) {
|
|
|
|
dat8[i + 1] = (r >> 8);
|
|
|
|
} else {
|
|
|
|
break; /*MSB*/
|
|
|
|
}
|
|
|
|
if (i + 2 < ssize) {
|
|
|
|
dat8[i + 2] = g;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (i + 3 < ssize) {
|
|
|
|
dat8[i + 3] = (g >> 8);
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (i + 4 < ssize) {
|
|
|
|
dat8[i + 4] = b;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (i + 5 < ssize) {
|
|
|
|
dat8[i + 5] = (b >> 8);
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (has_alpha) {
|
|
|
|
if (i + 6 < ssize) {
|
|
|
|
dat8[i + 6] = a;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (i + 7 < ssize) {
|
|
|
|
dat8[i + 7] = (a >> 8);
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
index++;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i)*/
|
|
|
|
}/*if(last_i < ssize)*/
|
|
|
|
|
|
|
|
}/*if(bps == 16)*/
|
|
|
|
(void)TIFFWriteEncodedStrip(tif, strip, (void*)buf, strip_size);
|
|
|
|
}/*for(strip = 0; )*/
|
|
|
|
|
|
|
|
_TIFFfree((void*)buf);
|
|
|
|
TIFFClose(tif);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}/*RGB(A)*/
|
|
|
|
|
|
|
|
if (image->numcomps == 1 /* GRAY */
|
|
|
|
|| (image->numcomps == 2 /* GRAY_ALPHA */
|
|
|
|
&& image->comps[0].dx == image->comps[1].dx
|
|
|
|
&& image->comps[0].dy == image->comps[1].dy
|
|
|
|
&& image->comps[0].prec == image->comps[1].prec)) {
|
|
|
|
int step;
|
|
|
|
|
|
|
|
has_alpha = (image->numcomps == 2);
|
|
|
|
|
|
|
|
width = image->comps[0].w;
|
|
|
|
height = image->comps[0].h;
|
|
|
|
imgsize = width * height;
|
|
|
|
|
|
|
|
/* Set tags */
|
|
|
|
TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, width);
|
|
|
|
TIFFSetField(tif, TIFFTAG_IMAGELENGTH, height);
|
|
|
|
TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, 1 + has_alpha);
|
|
|
|
TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, bps);
|
|
|
|
TIFFSetField(tif, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
|
|
|
|
TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
|
|
|
|
TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISBLACK);
|
|
|
|
TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, 1);
|
|
|
|
|
|
|
|
/* Get a buffer for the data */
|
|
|
|
strip_size = TIFFStripSize(tif);
|
|
|
|
buf = _TIFFmalloc(strip_size);
|
|
|
|
index = 0;
|
|
|
|
|
|
|
|
for (strip = 0; strip < TIFFNumberOfStrips(tif); strip++) {
|
|
|
|
unsigned char *dat8;
|
|
|
|
tsize_t i, ssize = TIFFStripSize(tif);
|
|
|
|
dat8 = (unsigned char*)buf;
|
|
|
|
|
|
|
|
if (bps == 8) {
|
|
|
|
step = 1 + has_alpha;
|
|
|
|
|
|
|
|
for (i = 0; i < ssize; i += step) {
|
|
|
|
if (index < imgsize) {
|
|
|
|
int r, a = 0;
|
|
|
|
|
|
|
|
r = image->comps[0].data[index];
|
|
|
|
if (has_alpha) {
|
|
|
|
a = image->comps[1].data[index];
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sgnd) {
|
|
|
|
r += adjust;
|
|
|
|
if (has_alpha) {
|
|
|
|
a += adjust;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dat8[i + 0] = r;
|
|
|
|
if (has_alpha) {
|
|
|
|
dat8[i + 1] = a;
|
|
|
|
}
|
|
|
|
index++;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i )*/
|
|
|
|
}/*if(bps == 8*/
|
|
|
|
else if (bps == 16) {
|
|
|
|
step = 2 + has_alpha + has_alpha;
|
|
|
|
|
|
|
|
for (i = 0; i < ssize; i += step) {
|
|
|
|
if (index < imgsize) {
|
|
|
|
int r, a = 0;
|
|
|
|
|
|
|
|
r = image->comps[0].data[index];
|
|
|
|
if (has_alpha) {
|
|
|
|
a = image->comps[1].data[index];
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sgnd) {
|
|
|
|
r += adjust;
|
|
|
|
if (has_alpha) {
|
|
|
|
a += adjust;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (force16) {
|
|
|
|
r = (r << ushift) + (r >> dshift);
|
|
|
|
if (has_alpha) {
|
|
|
|
a = (a << ushift) + (a >> dshift);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dat8[i + 0] = r; /*LSB*/
|
|
|
|
dat8[i + 1] = r >> 8; /*MSB*/
|
|
|
|
if (has_alpha) {
|
|
|
|
dat8[i + 2] = a;
|
|
|
|
dat8[i + 3] = a >> 8;
|
|
|
|
}
|
|
|
|
index++;
|
|
|
|
}/*if(index < imgsize)*/
|
|
|
|
else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i )*/
|
|
|
|
}
|
|
|
|
(void)TIFFWriteEncodedStrip(tif, strip, (void*)buf, strip_size);
|
|
|
|
}/*for(strip*/
|
|
|
|
|
|
|
|
_TIFFfree(buf);
|
|
|
|
TIFFClose(tif);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
TIFFClose(tif);
|
|
|
|
|
|
|
|
fprintf(stderr, "imagetotif: Bad color format.\n"
|
|
|
|
"\tOnly RGB(A) and GRAY(A) has been implemented\n");
|
|
|
|
fprintf(stderr, "\tFOUND: numcomps(%d)\n\tAborting\n",
|
|
|
|
image->numcomps);
|
|
|
|
|
|
|
|
return 1;
|
2012-10-25 10:15:41 +02:00
|
|
|
}/* imagetotif() */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* libtiff/tif_getimage.c : 1,2,4,8,16 bitspersample accepted
|
|
|
|
* CINEMA : 12 bit precision
|
|
|
|
*/
|
|
|
|
opj_image_t* tiftoimage(const char *filename, opj_cparameters_t *parameters)
|
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
int subsampling_dx = parameters->subsampling_dx;
|
|
|
|
int subsampling_dy = parameters->subsampling_dy;
|
|
|
|
TIFF *tif;
|
|
|
|
tdata_t buf;
|
|
|
|
tstrip_t strip;
|
|
|
|
tsize_t strip_size;
|
|
|
|
int j, numcomps, w, h, index;
|
|
|
|
OPJ_COLOR_SPACE color_space;
|
|
|
|
opj_image_cmptparm_t cmptparm[4]; /* RGBA */
|
|
|
|
opj_image_t *image = NULL;
|
|
|
|
int imgsize = 0;
|
|
|
|
int has_alpha = 0;
|
|
|
|
unsigned short tiBps, tiPhoto, tiSf, tiSpp, tiPC;
|
|
|
|
unsigned int tiWidth, tiHeight;
|
|
|
|
|
|
|
|
tif = TIFFOpen(filename, "r");
|
|
|
|
|
|
|
|
if (!tif) {
|
|
|
|
fprintf(stderr, "tiftoimage:Failed to open %s for reading\n", filename);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
tiBps = tiPhoto = tiSf = tiSpp = tiPC = 0;
|
|
|
|
tiWidth = tiHeight = 0;
|
|
|
|
|
|
|
|
TIFFGetField(tif, TIFFTAG_IMAGEWIDTH, &tiWidth);
|
|
|
|
TIFFGetField(tif, TIFFTAG_IMAGELENGTH, &tiHeight);
|
|
|
|
TIFFGetField(tif, TIFFTAG_BITSPERSAMPLE, &tiBps);
|
|
|
|
TIFFGetField(tif, TIFFTAG_SAMPLEFORMAT, &tiSf);
|
|
|
|
TIFFGetField(tif, TIFFTAG_SAMPLESPERPIXEL, &tiSpp);
|
|
|
|
TIFFGetField(tif, TIFFTAG_PHOTOMETRIC, &tiPhoto);
|
|
|
|
TIFFGetField(tif, TIFFTAG_PLANARCONFIG, &tiPC);
|
|
|
|
w = tiWidth;
|
|
|
|
h = tiHeight;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
{
|
|
|
|
unsigned short b = tiBps, p = tiPhoto;
|
|
|
|
|
|
|
|
if (tiBps != 8 && tiBps != 16 && tiBps != 12) {
|
|
|
|
b = 0;
|
|
|
|
}
|
|
|
|
if (tiPhoto != 1 && tiPhoto != 2) {
|
|
|
|
p = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!b || !p) {
|
|
|
|
if (!b)
|
|
|
|
fprintf(stderr, "imagetotif: Bits=%d, Only 8 and 16 bits"
|
|
|
|
" implemented\n", tiBps);
|
|
|
|
else if (!p)
|
|
|
|
fprintf(stderr, "tiftoimage: Bad color format %d.\n\tOnly RGB(A)"
|
|
|
|
" and GRAY(A) has been implemented\n", (int) tiPhoto);
|
|
|
|
|
|
|
|
fprintf(stderr, "\tAborting\n");
|
|
|
|
TIFFClose(tif);
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
{/* From: tiff-4.0.x/libtiff/tif_getimage.c : */
|
|
|
|
uint16* sampleinfo;
|
|
|
|
uint16 extrasamples;
|
|
|
|
|
|
|
|
TIFFGetFieldDefaulted(tif, TIFFTAG_EXTRASAMPLES,
|
|
|
|
&extrasamples, &sampleinfo);
|
|
|
|
|
|
|
|
if (extrasamples >= 1) {
|
|
|
|
switch (sampleinfo[0]) {
|
|
|
|
case EXTRASAMPLE_UNSPECIFIED:
|
|
|
|
/* Workaround for some images without correct info about alpha channel
|
|
|
|
*/
|
|
|
|
if (tiSpp > 3) {
|
|
|
|
has_alpha = 1;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
|
|
case EXTRASAMPLE_ASSOCALPHA: /* data pre-multiplied */
|
|
|
|
case EXTRASAMPLE_UNASSALPHA: /* data not pre-multiplied */
|
|
|
|
has_alpha = 1;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} else /* extrasamples == 0 */
|
|
|
|
if (tiSpp == 4 || tiSpp == 2) {
|
|
|
|
has_alpha = 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* initialize image components
|
|
|
|
*/
|
|
|
|
memset(&cmptparm[0], 0, 4 * sizeof(opj_image_cmptparm_t));
|
|
|
|
|
|
|
|
if (tiPhoto == PHOTOMETRIC_RGB) { /* RGB(A) */
|
|
|
|
numcomps = 3 + has_alpha;
|
|
|
|
color_space = CLRSPC_SRGB;
|
|
|
|
|
|
|
|
for (j = 0; j < numcomps; j++) {
|
|
|
|
if (parameters->cp_cinema) {
|
|
|
|
cmptparm[j].prec = 12;
|
|
|
|
cmptparm[j].bpp = 12;
|
|
|
|
} else {
|
|
|
|
cmptparm[j].prec = tiBps;
|
|
|
|
cmptparm[j].bpp = tiBps;
|
|
|
|
}
|
|
|
|
cmptparm[j].dx = subsampling_dx;
|
|
|
|
cmptparm[j].dy = subsampling_dy;
|
|
|
|
cmptparm[j].w = w;
|
|
|
|
cmptparm[j].h = h;
|
|
|
|
}
|
|
|
|
|
|
|
|
image = opj_image_create(numcomps, &cmptparm[0], color_space);
|
|
|
|
|
|
|
|
if (!image) {
|
|
|
|
TIFFClose(tif);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
/* set image offset and reference grid
|
|
|
|
*/
|
|
|
|
image->x0 = parameters->image_offset_x0;
|
|
|
|
image->y0 = parameters->image_offset_y0;
|
|
|
|
image->x1 = !image->x0 ? (w - 1) * subsampling_dx + 1 :
|
|
|
|
image->x0 + (w - 1) * subsampling_dx + 1;
|
|
|
|
image->y1 = !image->y0 ? (h - 1) * subsampling_dy + 1 :
|
|
|
|
image->y0 + (h - 1) * subsampling_dy + 1;
|
|
|
|
|
|
|
|
buf = _TIFFmalloc(TIFFStripSize(tif));
|
|
|
|
|
|
|
|
strip_size = TIFFStripSize(tif);
|
|
|
|
index = 0;
|
|
|
|
imgsize = image->comps[0].w * image->comps[0].h ;
|
|
|
|
/* Read the Image components
|
|
|
|
*/
|
|
|
|
for (strip = 0; strip < TIFFNumberOfStrips(tif); strip++) {
|
|
|
|
unsigned char *dat8;
|
|
|
|
int step;
|
|
|
|
tsize_t i, ssize;
|
|
|
|
ssize = TIFFReadEncodedStrip(tif, strip, buf, strip_size);
|
|
|
|
dat8 = (unsigned char*)buf;
|
|
|
|
|
|
|
|
if (tiBps == 16) {
|
|
|
|
step = 6 + has_alpha + has_alpha;
|
|
|
|
|
|
|
|
for (i = 0; i < ssize; i += step) {
|
|
|
|
if (index < imgsize) {
|
|
|
|
image->comps[0].data[index] = (dat8[i + 1] << 8) | dat8[i + 0]; /* R */
|
|
|
|
image->comps[1].data[index] = (dat8[i + 3] << 8) | dat8[i + 2]; /* G */
|
|
|
|
image->comps[2].data[index] = (dat8[i + 5] << 8) | dat8[i + 4]; /* B */
|
|
|
|
if (has_alpha) {
|
|
|
|
image->comps[3].data[index] = (dat8[i + 7] << 8) | dat8[i + 6];
|
|
|
|
}
|
|
|
|
|
|
|
|
if (parameters->cp_cinema) {
|
|
|
|
/* Rounding 16 to 12 bits
|
|
|
|
*/
|
|
|
|
image->comps[0].data[index] =
|
|
|
|
(image->comps[0].data[index] + 0x08) >> 4 ;
|
|
|
|
image->comps[1].data[index] =
|
|
|
|
(image->comps[1].data[index] + 0x08) >> 4 ;
|
|
|
|
image->comps[2].data[index] =
|
|
|
|
(image->comps[2].data[index] + 0x08) >> 4 ;
|
|
|
|
if (has_alpha)
|
|
|
|
image->comps[3].data[index] =
|
|
|
|
(image->comps[3].data[index] + 0x08) >> 4 ;
|
|
|
|
}
|
|
|
|
index++;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i = 0)*/
|
|
|
|
}/*if(tiBps == 16)*/
|
|
|
|
else if (tiBps == 8) {
|
|
|
|
step = 3 + has_alpha;
|
|
|
|
|
|
|
|
for (i = 0; i < ssize; i += step) {
|
|
|
|
if (index < imgsize) {
|
|
|
|
image->comps[0].data[index] = dat8[i + 0]; /* R */
|
|
|
|
image->comps[1].data[index] = dat8[i + 1]; /* G */
|
|
|
|
image->comps[2].data[index] = dat8[i + 2]; /* B */
|
|
|
|
if (has_alpha) {
|
|
|
|
image->comps[3].data[index] = dat8[i + 3];
|
|
|
|
}
|
|
|
|
|
|
|
|
if (parameters->cp_cinema) {
|
|
|
|
/* Rounding 8 to 12 bits
|
|
|
|
*/
|
|
|
|
image->comps[0].data[index] = image->comps[0].data[index] << 4 ;
|
|
|
|
image->comps[1].data[index] = image->comps[1].data[index] << 4 ;
|
|
|
|
image->comps[2].data[index] = image->comps[2].data[index] << 4 ;
|
|
|
|
if (has_alpha) {
|
|
|
|
image->comps[3].data[index] = image->comps[3].data[index] << 4 ;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
index++;
|
|
|
|
}/*if(index*/
|
|
|
|
else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i )*/
|
|
|
|
}/*if( tiBps == 8)*/
|
|
|
|
else if (tiBps == 12) { /* CINEMA file */
|
|
|
|
step = 9;
|
|
|
|
|
|
|
|
for (i = 0; i < ssize; i += step) {
|
|
|
|
if ((index < imgsize) & (index + 1 < imgsize)) {
|
|
|
|
image->comps[0].data[index] = (dat8[i + 0] << 4) | (dat8[i + 1] >> 4);
|
|
|
|
image->comps[1].data[index] = ((dat8[i + 1] & 0x0f) << 8) | dat8[i + 2];
|
|
|
|
|
|
|
|
image->comps[2].data[index] = (dat8[i + 3] << 4) | (dat8[i + 4] >> 4);
|
|
|
|
image->comps[0].data[index + 1] = ((dat8[i + 4] & 0x0f) << 8) | dat8[i + 5];
|
|
|
|
|
|
|
|
image->comps[1].data[index + 1] = (dat8[i + 6] << 4) |
|
|
|
|
(dat8[i + 7] >> 4);
|
|
|
|
image->comps[2].data[index + 1] = ((dat8[i + 7] & 0x0f) << 8) | dat8[i + 8];
|
|
|
|
|
|
|
|
index += 2;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i )*/
|
|
|
|
}
|
|
|
|
}/*for(strip = 0; )*/
|
|
|
|
|
|
|
|
_TIFFfree(buf);
|
|
|
|
TIFFClose(tif);
|
|
|
|
|
|
|
|
return image;
|
|
|
|
}/*RGB(A)*/
|
|
|
|
|
|
|
|
if (tiPhoto == PHOTOMETRIC_MINISBLACK) { /* GRAY(A) */
|
|
|
|
numcomps = 1 + has_alpha;
|
|
|
|
color_space = CLRSPC_GRAY;
|
|
|
|
|
|
|
|
for (j = 0; j < numcomps; ++j) {
|
|
|
|
cmptparm[j].prec = tiBps;
|
|
|
|
cmptparm[j].bpp = tiBps;
|
|
|
|
cmptparm[j].dx = subsampling_dx;
|
|
|
|
cmptparm[j].dy = subsampling_dy;
|
|
|
|
cmptparm[j].w = w;
|
|
|
|
cmptparm[j].h = h;
|
|
|
|
}
|
|
|
|
image = opj_image_create(numcomps, &cmptparm[0], color_space);
|
|
|
|
|
|
|
|
if (!image) {
|
|
|
|
TIFFClose(tif);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
/* set image offset and reference grid
|
|
|
|
*/
|
|
|
|
image->x0 = parameters->image_offset_x0;
|
|
|
|
image->y0 = parameters->image_offset_y0;
|
|
|
|
image->x1 = !image->x0 ? (w - 1) * subsampling_dx + 1 :
|
|
|
|
image->x0 + (w - 1) * subsampling_dx + 1;
|
|
|
|
image->y1 = !image->y0 ? (h - 1) * subsampling_dy + 1 :
|
|
|
|
image->y0 + (h - 1) * subsampling_dy + 1;
|
|
|
|
|
|
|
|
buf = _TIFFmalloc(TIFFStripSize(tif));
|
|
|
|
|
|
|
|
strip_size = TIFFStripSize(tif);
|
|
|
|
index = 0;
|
|
|
|
imgsize = image->comps[0].w * image->comps[0].h ;
|
|
|
|
/* Read the Image components
|
|
|
|
*/
|
|
|
|
for (strip = 0; strip < TIFFNumberOfStrips(tif); strip++) {
|
|
|
|
unsigned char *dat8;
|
|
|
|
tsize_t i, ssize;
|
|
|
|
int step;
|
|
|
|
|
|
|
|
ssize = TIFFReadEncodedStrip(tif, strip, buf, strip_size);
|
|
|
|
dat8 = (unsigned char*)buf;
|
|
|
|
|
|
|
|
if (tiBps == 16) {
|
|
|
|
step = 2 + has_alpha + has_alpha;
|
|
|
|
|
|
|
|
for (i = 0; i < ssize; i += step) {
|
|
|
|
if (index < imgsize) {
|
|
|
|
image->comps[0].data[index] = (dat8[i + 1] << 8) | dat8[i + 0];
|
|
|
|
if (has_alpha) {
|
|
|
|
image->comps[1].data[index] = (dat8[i + 3] << 8) | dat8[i + 2];
|
|
|
|
}
|
|
|
|
index++;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i )*/
|
|
|
|
} else if (tiBps == 8) {
|
|
|
|
step = 1 + has_alpha;
|
|
|
|
|
|
|
|
for (i = 0; i < ssize; i += step) {
|
|
|
|
if (index < imgsize) {
|
|
|
|
image->comps[0].data[index] = dat8[i + 0];
|
|
|
|
if (has_alpha) {
|
|
|
|
image->comps[1].data[index] = dat8[i + 1];
|
|
|
|
}
|
|
|
|
index++;
|
|
|
|
} else {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}/*for(i )*/
|
|
|
|
}
|
|
|
|
}/*for(strip = 0;*/
|
|
|
|
|
|
|
|
_TIFFfree(buf);
|
|
|
|
TIFFClose(tif);
|
|
|
|
|
|
|
|
}/*GRAY(A)*/
|
|
|
|
|
|
|
|
return image;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
}/* tiftoimage() */
|
|
|
|
|
2013-03-17 18:03:00 +01:00
|
|
|
#endif /* OPJ_HAVE_LIBTIFF */
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
/* -->> -->> -->> -->>
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
RAW IMAGE FORMAT
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
<<-- <<-- <<-- <<-- */
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
opj_image_t* rawtoimage(const char *filename, opj_cparameters_t *parameters,
|
|
|
|
raw_cparameters_t *raw_cp)
|
|
|
|
{
|
|
|
|
int subsampling_dx = parameters->subsampling_dx;
|
|
|
|
int subsampling_dy = parameters->subsampling_dy;
|
|
|
|
|
|
|
|
FILE *f = NULL;
|
|
|
|
int i, compno, numcomps, w, h;
|
|
|
|
OPJ_COLOR_SPACE color_space;
|
|
|
|
opj_image_cmptparm_t *cmptparm;
|
|
|
|
opj_image_t * image = NULL;
|
|
|
|
unsigned short ch;
|
|
|
|
|
|
|
|
if ((!(raw_cp->rawWidth & raw_cp->rawHeight & raw_cp->rawComp &
|
|
|
|
raw_cp->rawBitDepth)) == 0) {
|
|
|
|
fprintf(stderr, "\nError: invalid raw image parameters\n");
|
|
|
|
fprintf(stderr, "Please use the Format option -F:\n");
|
|
|
|
fprintf(stderr,
|
|
|
|
"-F rawWidth,rawHeight,rawComp,rawBitDepth,s/u (Signed/Unsigned)\n");
|
|
|
|
fprintf(stderr, "Example: -i lena.raw -o lena.j2k -F 512,512,3,8,u\n");
|
|
|
|
fprintf(stderr, "Aborting\n");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
f = fopen(filename, "rb");
|
|
|
|
if (!f) {
|
|
|
|
fprintf(stderr, "Failed to open %s for reading !!\n", filename);
|
|
|
|
fprintf(stderr, "Aborting\n");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
numcomps = raw_cp->rawComp;
|
|
|
|
color_space = CLRSPC_SRGB;
|
|
|
|
w = raw_cp->rawWidth;
|
|
|
|
h = raw_cp->rawHeight;
|
|
|
|
cmptparm = (opj_image_cmptparm_t*) malloc(numcomps * sizeof(
|
|
|
|
opj_image_cmptparm_t));
|
|
|
|
|
|
|
|
/* initialize image components */
|
|
|
|
memset(&cmptparm[0], 0, numcomps * sizeof(opj_image_cmptparm_t));
|
|
|
|
for (i = 0; i < numcomps; i++) {
|
|
|
|
cmptparm[i].prec = raw_cp->rawBitDepth;
|
|
|
|
cmptparm[i].bpp = raw_cp->rawBitDepth;
|
|
|
|
cmptparm[i].sgnd = raw_cp->rawSigned;
|
|
|
|
cmptparm[i].dx = subsampling_dx;
|
|
|
|
cmptparm[i].dy = subsampling_dy;
|
|
|
|
cmptparm[i].w = w;
|
|
|
|
cmptparm[i].h = h;
|
|
|
|
}
|
|
|
|
/* create the image */
|
|
|
|
image = opj_image_create(numcomps, &cmptparm[0], color_space);
|
|
|
|
if (!image) {
|
|
|
|
fclose(f);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
/* set image offset and reference grid */
|
|
|
|
image->x0 = parameters->image_offset_x0;
|
|
|
|
image->y0 = parameters->image_offset_y0;
|
|
|
|
image->x1 = parameters->image_offset_x0 + (w - 1) * subsampling_dx + 1;
|
|
|
|
image->y1 = parameters->image_offset_y0 + (h - 1) * subsampling_dy + 1;
|
|
|
|
|
|
|
|
if (raw_cp->rawBitDepth <= 8) {
|
|
|
|
unsigned char value = 0;
|
|
|
|
for (compno = 0; compno < numcomps; compno++) {
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
if (!fread(&value, 1, 1, f)) {
|
|
|
|
fprintf(stderr, "Error reading raw file. End of file probably reached.\n");
|
|
|
|
fclose(f);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
image->comps[compno].data[i] = raw_cp->rawSigned ? (char)value : value;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else if (raw_cp->rawBitDepth <= 16) {
|
|
|
|
unsigned short value;
|
|
|
|
for (compno = 0; compno < numcomps; compno++) {
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
unsigned char temp;
|
|
|
|
if (!fread(&temp, 1, 1, f)) {
|
|
|
|
fprintf(stderr, "Error reading raw file. End of file probably reached.\n");
|
|
|
|
fclose(f);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
value = temp << 8;
|
|
|
|
if (!fread(&temp, 1, 1, f)) {
|
|
|
|
fprintf(stderr, "Error reading raw file. End of file probably reached.\n");
|
|
|
|
fclose(f);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
value += temp;
|
|
|
|
image->comps[compno].data[i] = raw_cp->rawSigned ? (short)value : value;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
fprintf(stderr,
|
|
|
|
"OpenJPEG cannot encode raw components with bit depth higher than 16 bits.\n");
|
|
|
|
fclose(f);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (fread(&ch, 1, 1, f)) {
|
|
|
|
fprintf(stderr, "Warning. End of raw file not reached... processing anyway\n");
|
|
|
|
}
|
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
return image;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
int imagetoraw(opj_image_t * image, const char *outfile)
|
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
FILE *rawFile = NULL;
|
|
|
|
size_t res;
|
|
|
|
int compno;
|
|
|
|
int w, h;
|
|
|
|
int line, row;
|
|
|
|
int *ptr;
|
|
|
|
|
|
|
|
if ((image->numcomps * image->x1 * image->y1) == 0) {
|
|
|
|
fprintf(stderr, "\nError: invalid raw image parameters\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
rawFile = fopen(outfile, "wb");
|
|
|
|
if (!rawFile) {
|
|
|
|
fprintf(stderr, "Failed to open %s for writing !!\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
fprintf(stdout, "Raw image characteristics: %d components\n", image->numcomps);
|
|
|
|
|
|
|
|
for (compno = 0; compno < image->numcomps; compno++) {
|
|
|
|
fprintf(stdout, "Component %d characteristics: %dx%dx%d %s\n", compno,
|
|
|
|
image->comps[compno].w,
|
|
|
|
image->comps[compno].h, image->comps[compno].prec,
|
|
|
|
image->comps[compno].sgnd == 1 ? "signed" : "unsigned");
|
|
|
|
|
|
|
|
w = image->comps[compno].w;
|
|
|
|
h = image->comps[compno].h;
|
|
|
|
|
|
|
|
if (image->comps[compno].prec <= 8) {
|
|
|
|
if (image->comps[compno].sgnd == 1) {
|
|
|
|
signed char curr;
|
|
|
|
int mask = (1 << image->comps[compno].prec) - 1;
|
|
|
|
ptr = image->comps[compno].data;
|
|
|
|
for (line = 0; line < h; line++) {
|
|
|
|
for (row = 0; row < w; row++) {
|
|
|
|
curr = (signed char)(*ptr & mask);
|
|
|
|
res = fwrite(&curr, sizeof(signed char), 1, rawFile);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
ptr++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else if (image->comps[compno].sgnd == 0) {
|
|
|
|
unsigned char curr;
|
|
|
|
int mask = (1 << image->comps[compno].prec) - 1;
|
|
|
|
ptr = image->comps[compno].data;
|
|
|
|
for (line = 0; line < h; line++) {
|
|
|
|
for (row = 0; row < w; row++) {
|
|
|
|
curr = (unsigned char)(*ptr & mask);
|
|
|
|
res = fwrite(&curr, sizeof(unsigned char), 1, rawFile);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
ptr++;
|
|
|
|
}
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
2017-05-09 15:44:46 +02:00
|
|
|
} else if (image->comps[compno].prec <= 16) {
|
|
|
|
if (image->comps[compno].sgnd == 1) {
|
|
|
|
signed short int curr;
|
|
|
|
int mask = (1 << image->comps[compno].prec) - 1;
|
|
|
|
ptr = image->comps[compno].data;
|
|
|
|
for (line = 0; line < h; line++) {
|
|
|
|
for (row = 0; row < w; row++) {
|
|
|
|
unsigned char temp;
|
|
|
|
curr = (signed short int)(*ptr & mask);
|
|
|
|
temp = (unsigned char)(curr >> 8);
|
|
|
|
res = fwrite(&temp, 1, 1, rawFile);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
temp = (unsigned char) curr;
|
|
|
|
res = fwrite(&temp, 1, 1, rawFile);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
ptr++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else if (image->comps[compno].sgnd == 0) {
|
|
|
|
unsigned short int curr;
|
|
|
|
int mask = (1 << image->comps[compno].prec) - 1;
|
|
|
|
ptr = image->comps[compno].data;
|
|
|
|
for (line = 0; line < h; line++) {
|
|
|
|
for (row = 0; row < w; row++) {
|
|
|
|
unsigned char temp;
|
|
|
|
curr = (unsigned short int)(*ptr & mask);
|
|
|
|
temp = (unsigned char)(curr >> 8);
|
|
|
|
res = fwrite(&temp, 1, 1, rawFile);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
temp = (unsigned char) curr;
|
|
|
|
res = fwrite(&temp, 1, 1, rawFile);
|
|
|
|
if (res < 1) {
|
|
|
|
fprintf(stderr, "failed to write 1 byte for %s\n", outfile);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
ptr++;
|
|
|
|
}
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
2017-05-09 15:44:46 +02:00
|
|
|
} else if (image->comps[compno].prec <= 32) {
|
|
|
|
fprintf(stderr, "More than 16 bits per component no handled yet\n");
|
|
|
|
return 1;
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "Error: invalid precision: %d\n", image->comps[compno].prec);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
fclose(rawFile);
|
|
|
|
return 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
}
|
|
|
|
|
2013-03-17 18:03:00 +01:00
|
|
|
#ifdef OPJ_HAVE_LIBPNG
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
#define PNG_MAGIC "\x89PNG\x0d\x0a\x1a\x0a"
|
|
|
|
#define MAGIC_SIZE 8
|
|
|
|
/* PNG allows bits per sample: 1, 2, 4, 8, 16 */
|
|
|
|
|
|
|
|
opj_image_t *pngtoimage(const char *read_idf, opj_cparameters_t * params)
|
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
png_structp png;
|
|
|
|
png_infop info;
|
|
|
|
double gamma, display_exponent;
|
|
|
|
int bit_depth, interlace_type, compression_type, filter_type;
|
|
|
|
int unit;
|
|
|
|
png_uint_32 resx, resy;
|
|
|
|
unsigned int i, j;
|
|
|
|
png_uint_32 width, height;
|
|
|
|
int color_type, has_alpha, is16;
|
|
|
|
unsigned char *s;
|
|
|
|
FILE *reader;
|
|
|
|
unsigned char **rows;
|
|
|
|
/* j2k: */
|
|
|
|
opj_image_t *image;
|
|
|
|
opj_image_cmptparm_t cmptparm[4];
|
|
|
|
int sub_dx, sub_dy;
|
|
|
|
unsigned int nr_comp;
|
|
|
|
int *r, *g, *b, *a;
|
|
|
|
unsigned char sigbuf[8];
|
|
|
|
|
|
|
|
if ((reader = fopen(read_idf, "rb")) == NULL) {
|
|
|
|
fprintf(stderr, "pngtoimage: can not open %s\n", read_idf);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
image = NULL;
|
|
|
|
png = NULL;
|
|
|
|
rows = NULL;
|
|
|
|
|
|
|
|
if (fread(sigbuf, 1, MAGIC_SIZE, reader) != MAGIC_SIZE
|
|
|
|
|| memcmp(sigbuf, PNG_MAGIC, MAGIC_SIZE) != 0) {
|
|
|
|
fprintf(stderr, "pngtoimage: %s is no valid PNG file\n", read_idf);
|
|
|
|
goto fin;
|
|
|
|
}
|
|
|
|
/* libpng-VERSION/example.c:
|
|
|
|
* PC : screen_gamma = 2.2;
|
|
|
|
* Mac: screen_gamma = 1.7 or 1.0;
|
|
|
|
*/
|
|
|
|
display_exponent = 2.2;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if ((png = png_create_read_struct(PNG_LIBPNG_VER_STRING,
|
|
|
|
NULL, NULL, NULL)) == NULL) {
|
|
|
|
goto fin;
|
|
|
|
}
|
|
|
|
if ((info = png_create_info_struct(png)) == NULL) {
|
|
|
|
goto fin;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (setjmp(png_jmpbuf(png))) {
|
|
|
|
goto fin;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
png_init_io(png, reader);
|
|
|
|
png_set_sig_bytes(png, MAGIC_SIZE);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
png_read_info(png, info);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (png_get_IHDR(png, info, &width, &height,
|
|
|
|
&bit_depth, &color_type, &interlace_type,
|
|
|
|
&compression_type, &filter_type) == 0) {
|
|
|
|
goto fin;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
/* png_set_expand():
|
|
|
|
* expand paletted images to RGB, expand grayscale images of
|
|
|
|
* less than 8-bit depth to 8-bit depth, and expand tRNS chunks
|
|
|
|
* to alpha channels.
|
|
|
|
*/
|
|
|
|
if (color_type == PNG_COLOR_TYPE_PALETTE) {
|
|
|
|
png_set_expand(png);
|
|
|
|
} else if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) {
|
|
|
|
png_set_expand(png);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (png_get_valid(png, info, PNG_INFO_tRNS)) {
|
|
|
|
png_set_expand(png);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
is16 = (bit_depth == 16);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
/* GRAY => RGB; GRAY_ALPHA => RGBA
|
|
|
|
*/
|
|
|
|
if (color_type == PNG_COLOR_TYPE_GRAY
|
|
|
|
|| color_type == PNG_COLOR_TYPE_GRAY_ALPHA) {
|
|
|
|
png_set_gray_to_rgb(png);
|
|
|
|
color_type =
|
|
|
|
(color_type == PNG_COLOR_TYPE_GRAY ? PNG_COLOR_TYPE_RGB :
|
|
|
|
PNG_COLOR_TYPE_RGB_ALPHA);
|
|
|
|
}
|
|
|
|
if (!png_get_gAMA(png, info, &gamma)) {
|
|
|
|
gamma = 0.45455;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
png_set_gamma(png, display_exponent, gamma);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
png_read_update_info(png, info);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
png_get_pHYs(png, info, &resx, &resy, &unit);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
color_type = png_get_color_type(png, info);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
has_alpha = (color_type == PNG_COLOR_TYPE_RGB_ALPHA);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
nr_comp = 3 + has_alpha;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
bit_depth = png_get_bit_depth(png, info);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
rows = (unsigned char**)calloc(height + 1, sizeof(unsigned char*));
|
|
|
|
for (i = 0; i < height; ++i) {
|
|
|
|
rows[i] = (unsigned char*)malloc(png_get_rowbytes(png, info));
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
png_read_image(png, rows);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
memset(&cmptparm, 0, 4 * sizeof(opj_image_cmptparm_t));
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
sub_dx = params->subsampling_dx;
|
|
|
|
sub_dy = params->subsampling_dy;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
for (i = 0; i < nr_comp; ++i) {
|
|
|
|
cmptparm[i].prec = bit_depth;
|
|
|
|
/* bits_per_pixel: 8 or 16 */
|
|
|
|
cmptparm[i].bpp = bit_depth;
|
|
|
|
cmptparm[i].sgnd = 0;
|
|
|
|
cmptparm[i].dx = sub_dx;
|
|
|
|
cmptparm[i].dy = sub_dy;
|
|
|
|
cmptparm[i].w = width;
|
|
|
|
cmptparm[i].h = height;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
image = opj_image_create(nr_comp, &cmptparm[0], CLRSPC_SRGB);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (image == NULL) {
|
|
|
|
goto fin;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
image->x0 = params->image_offset_x0;
|
|
|
|
image->y0 = params->image_offset_y0;
|
|
|
|
image->x1 = image->x0 + (width - 1) * sub_dx + 1 + image->x0;
|
|
|
|
image->y1 = image->y0 + (height - 1) * sub_dy + 1 + image->y0;
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
r = image->comps[0].data;
|
|
|
|
g = image->comps[1].data;
|
|
|
|
b = image->comps[2].data;
|
|
|
|
a = image->comps[3].data;
|
|
|
|
|
|
|
|
for (i = 0; i < height; ++i) {
|
|
|
|
s = rows[i];
|
|
|
|
|
|
|
|
for (j = 0; j < width; ++j) {
|
|
|
|
if (is16) {
|
|
|
|
*r++ = s[0] << 8 | s[1];
|
|
|
|
s += 2;
|
|
|
|
|
|
|
|
*g++ = s[0] << 8 | s[1];
|
|
|
|
s += 2;
|
|
|
|
|
|
|
|
*b++ = s[0] << 8 | s[1];
|
|
|
|
s += 2;
|
|
|
|
|
|
|
|
if (has_alpha) {
|
|
|
|
*a++ = s[0] << 8 | s[1];
|
|
|
|
s += 2;
|
|
|
|
}
|
|
|
|
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
*r++ = *s++;
|
|
|
|
*g++ = *s++;
|
|
|
|
*b++ = *s++;
|
|
|
|
|
|
|
|
if (has_alpha) {
|
|
|
|
*a++ = *s++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
fin:
|
2017-05-09 15:44:46 +02:00
|
|
|
if (rows) {
|
|
|
|
for (i = 0; i < height; ++i) {
|
|
|
|
free(rows[i]);
|
|
|
|
}
|
|
|
|
free(rows);
|
|
|
|
}
|
|
|
|
if (png) {
|
|
|
|
png_destroy_read_struct(&png, &info, NULL);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
fclose(reader);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
return image;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
}/* pngtoimage() */
|
|
|
|
|
|
|
|
int imagetopng(opj_image_t * image, const char *write_idf)
|
|
|
|
{
|
2017-05-09 15:44:46 +02:00
|
|
|
FILE *writer;
|
|
|
|
png_structp png;
|
|
|
|
png_infop info;
|
|
|
|
int *red, *green, *blue, *alpha;
|
|
|
|
unsigned char *row_buf, *d;
|
|
|
|
int has_alpha, width, height, nr_comp, color_type;
|
|
|
|
int adjustR, adjustG, adjustB, adjustA, x, y, fails;
|
|
|
|
int prec, ushift, dshift, is16, force16, force8;
|
|
|
|
unsigned short mask = 0xffff;
|
|
|
|
png_color_8 sig_bit;
|
|
|
|
|
|
|
|
is16 = force16 = force8 = ushift = dshift = 0;
|
|
|
|
fails = 1;
|
|
|
|
prec = image->comps[0].prec;
|
|
|
|
nr_comp = image->numcomps;
|
|
|
|
|
|
|
|
if (prec > 8 && prec < 16) {
|
|
|
|
ushift = 16 - prec;
|
|
|
|
dshift = prec - ushift;
|
|
|
|
prec = 16;
|
|
|
|
force16 = 1;
|
|
|
|
} else if (prec < 8 && nr_comp > 1) { /* GRAY_ALPHA, RGB, RGB_ALPHA */
|
|
|
|
ushift = 8 - prec;
|
|
|
|
dshift = 8 - ushift;
|
|
|
|
prec = 8;
|
|
|
|
force8 = 1;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (prec != 1 && prec != 2 && prec != 4 && prec != 8 && prec != 16) {
|
|
|
|
fprintf(stderr, "imagetopng: can not create %s"
|
|
|
|
"\n\twrong bit_depth %d\n", write_idf, prec);
|
|
|
|
return fails;
|
|
|
|
}
|
|
|
|
writer = fopen(write_idf, "wb");
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (writer == NULL) {
|
|
|
|
return fails;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
info = NULL;
|
|
|
|
has_alpha = 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
/* Create and initialize the png_struct with the desired error handler
|
|
|
|
* functions. If you want to use the default stderr and longjump method,
|
|
|
|
* you can supply NULL for the last three parameters. We also check that
|
|
|
|
* the library version is compatible with the one used at compile time,
|
|
|
|
* in case we are using dynamically linked libraries. REQUIRED.
|
|
|
|
*/
|
|
|
|
png = png_create_write_struct(PNG_LIBPNG_VER_STRING,
|
|
|
|
NULL, NULL, NULL);
|
|
|
|
/*png_voidp user_error_ptr, user_error_fn, user_warning_fn); */
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (png == NULL) {
|
|
|
|
goto fin;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
/* Allocate/initialize the image information data. REQUIRED
|
|
|
|
*/
|
|
|
|
info = png_create_info_struct(png);
|
|
|
|
|
|
|
|
if (info == NULL) {
|
|
|
|
goto fin;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set error handling. REQUIRED if you are not supplying your own
|
|
|
|
* error handling functions in the png_create_write_struct() call.
|
|
|
|
*/
|
|
|
|
if (setjmp(png_jmpbuf(png))) {
|
|
|
|
goto fin;
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
/* I/O initialization functions is REQUIRED
|
|
|
|
*/
|
|
|
|
png_init_io(png, writer);
|
|
|
|
|
|
|
|
/* Set the image information here. Width and height are up to 2^31,
|
|
|
|
* bit_depth is one of 1, 2, 4, 8, or 16, but valid values also depend on
|
|
|
|
* the color_type selected. color_type is one of PNG_COLOR_TYPE_GRAY,
|
|
|
|
* PNG_COLOR_TYPE_GRAY_ALPHA, PNG_COLOR_TYPE_PALETTE, PNG_COLOR_TYPE_RGB,
|
|
|
|
* or PNG_COLOR_TYPE_RGB_ALPHA. interlace is either PNG_INTERLACE_NONE or
|
|
|
|
* PNG_INTERLACE_ADAM7, and the compression_type and filter_type MUST
|
|
|
|
* currently be PNG_COMPRESSION_TYPE_BASE and PNG_FILTER_TYPE_BASE.
|
|
|
|
* REQUIRED
|
|
|
|
*
|
|
|
|
* ERRORS:
|
|
|
|
*
|
|
|
|
* color_type == PNG_COLOR_TYPE_PALETTE && bit_depth > 8
|
|
|
|
* color_type == PNG_COLOR_TYPE_RGB && bit_depth < 8
|
|
|
|
* color_type == PNG_COLOR_TYPE_GRAY_ALPHA && bit_depth < 8
|
|
|
|
* color_type == PNG_COLOR_TYPE_RGB_ALPHA) && bit_depth < 8
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
png_set_compression_level(png, Z_BEST_COMPRESSION);
|
|
|
|
|
|
|
|
if (prec == 16) {
|
|
|
|
mask = 0xffff;
|
|
|
|
} else if (prec == 8) {
|
|
|
|
mask = 0x00ff;
|
|
|
|
} else if (prec == 4) {
|
|
|
|
mask = 0x000f;
|
|
|
|
} else if (prec == 2) {
|
|
|
|
mask = 0x0003;
|
|
|
|
} else if (prec == 1) {
|
|
|
|
mask = 0x0001;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (nr_comp >= 3
|
|
|
|
&& image->comps[0].dx == image->comps[1].dx
|
|
|
|
&& image->comps[1].dx == image->comps[2].dx
|
|
|
|
&& image->comps[0].dy == image->comps[1].dy
|
|
|
|
&& image->comps[1].dy == image->comps[2].dy
|
|
|
|
&& image->comps[0].prec == image->comps[1].prec
|
|
|
|
&& image->comps[1].prec == image->comps[2].prec) {
|
|
|
|
int v;
|
|
|
|
|
|
|
|
has_alpha = (nr_comp > 3);
|
|
|
|
|
|
|
|
is16 = (prec == 16);
|
|
|
|
|
|
|
|
width = image->comps[0].w;
|
|
|
|
height = image->comps[0].h;
|
|
|
|
|
|
|
|
red = image->comps[0].data;
|
|
|
|
green = image->comps[1].data;
|
|
|
|
blue = image->comps[2].data;
|
|
|
|
|
|
|
|
sig_bit.red = sig_bit.green = sig_bit.blue = prec;
|
|
|
|
|
|
|
|
if (has_alpha) {
|
|
|
|
sig_bit.alpha = prec;
|
|
|
|
alpha = image->comps[3].data;
|
|
|
|
color_type = PNG_COLOR_TYPE_RGB_ALPHA;
|
|
|
|
adjustA = (image->comps[3].sgnd ? 1 << (image->comps[3].prec - 1) : 0);
|
|
|
|
} else {
|
|
|
|
sig_bit.alpha = 0;
|
|
|
|
alpha = NULL;
|
|
|
|
color_type = PNG_COLOR_TYPE_RGB;
|
|
|
|
adjustA = 0;
|
|
|
|
}
|
|
|
|
png_set_sBIT(png, info, &sig_bit);
|
|
|
|
|
|
|
|
png_set_IHDR(png, info, width, height, prec,
|
|
|
|
color_type,
|
|
|
|
PNG_INTERLACE_NONE,
|
|
|
|
PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
|
|
|
|
/*=============================*/
|
|
|
|
png_write_info(png, info);
|
|
|
|
/*=============================*/
|
|
|
|
if (prec < 8) {
|
|
|
|
png_set_packing(png);
|
|
|
|
}
|
|
|
|
adjustR = (image->comps[0].sgnd ? 1 << (image->comps[0].prec - 1) : 0);
|
|
|
|
adjustG = (image->comps[1].sgnd ? 1 << (image->comps[1].prec - 1) : 0);
|
|
|
|
adjustB = (image->comps[2].sgnd ? 1 << (image->comps[2].prec - 1) : 0);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
row_buf = (unsigned char*)malloc(width * nr_comp * 2);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
for (y = 0; y < height; ++y) {
|
|
|
|
d = row_buf;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
for (x = 0; x < width; ++x) {
|
|
|
|
if (is16) {
|
|
|
|
v = *red + adjustR;
|
|
|
|
++red;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force16) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v >> 8);
|
|
|
|
*d++ = (unsigned char)v;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
v = *green + adjustG;
|
|
|
|
++green;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force16) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v >> 8);
|
|
|
|
*d++ = (unsigned char)v;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
v = *blue + adjustB;
|
|
|
|
++blue;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force16) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v >> 8);
|
|
|
|
*d++ = (unsigned char)v;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (has_alpha) {
|
|
|
|
v = *alpha + adjustA;
|
|
|
|
++alpha;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force16) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v >> 8);
|
|
|
|
*d++ = (unsigned char)v;
|
|
|
|
}
|
|
|
|
continue;
|
|
|
|
}/* if(is16) */
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
v = *red + adjustR;
|
|
|
|
++red;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force8) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v & mask);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
v = *green + adjustG;
|
|
|
|
++green;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force8) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v & mask);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
v = *blue + adjustB;
|
|
|
|
++blue;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force8) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v & mask);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (has_alpha) {
|
|
|
|
v = *alpha + adjustA;
|
|
|
|
++alpha;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force8) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v & mask);
|
|
|
|
}
|
|
|
|
} /* for(x) */
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
png_write_row(png, row_buf);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
} /* for(y) */
|
|
|
|
free(row_buf);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
}/* nr_comp >= 3 */
|
|
|
|
else if (nr_comp == 1 /* GRAY */
|
|
|
|
|| (nr_comp == 2 /* GRAY_ALPHA */
|
|
|
|
&& image->comps[0].dx == image->comps[1].dx
|
|
|
|
&& image->comps[0].dy == image->comps[1].dy
|
|
|
|
&& image->comps[0].prec == image->comps[1].prec)) {
|
|
|
|
int v;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
red = image->comps[0].data;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
sig_bit.gray = prec;
|
|
|
|
sig_bit.red = sig_bit.green = sig_bit.blue = sig_bit.alpha = 0;
|
|
|
|
alpha = NULL;
|
|
|
|
adjustA = 0;
|
|
|
|
color_type = PNG_COLOR_TYPE_GRAY;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (nr_comp == 2) {
|
|
|
|
has_alpha = 1;
|
|
|
|
sig_bit.alpha = prec;
|
|
|
|
alpha = image->comps[1].data;
|
|
|
|
color_type = PNG_COLOR_TYPE_GRAY_ALPHA;
|
|
|
|
adjustA = (image->comps[1].sgnd ? 1 << (image->comps[1].prec - 1) : 0);
|
|
|
|
}
|
|
|
|
width = image->comps[0].w;
|
|
|
|
height = image->comps[0].h;
|
|
|
|
|
|
|
|
png_set_IHDR(png, info, width, height, sig_bit.gray,
|
|
|
|
color_type,
|
|
|
|
PNG_INTERLACE_NONE,
|
|
|
|
PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
|
|
|
|
|
|
|
|
png_set_sBIT(png, info, &sig_bit);
|
|
|
|
/*=============================*/
|
|
|
|
png_write_info(png, info);
|
|
|
|
/*=============================*/
|
|
|
|
adjustR = (image->comps[0].sgnd ? 1 << (image->comps[0].prec - 1) : 0);
|
|
|
|
|
|
|
|
if (prec < 8) {
|
|
|
|
png_set_packing(png);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (prec > 8) {
|
|
|
|
row_buf = (unsigned char*)
|
|
|
|
malloc(width * nr_comp * sizeof(unsigned short));
|
|
|
|
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
|
|
d = row_buf;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
for (x = 0; x < width; ++x) {
|
|
|
|
v = *red + adjustR;
|
|
|
|
++red;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force16) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v >> 8);
|
|
|
|
*d++ = (unsigned char)v;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (has_alpha) {
|
|
|
|
v = *alpha++;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force16) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v >> 8);
|
|
|
|
*d++ = (unsigned char)v;
|
|
|
|
}
|
|
|
|
}/* for(x) */
|
|
|
|
png_write_row(png, row_buf);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
} /* for(y) */
|
|
|
|
free(row_buf);
|
|
|
|
} else { /* prec <= 8 */
|
|
|
|
row_buf = (unsigned char*)calloc(width, nr_comp * 2);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
for (y = 0; y < height; ++y) {
|
|
|
|
d = row_buf;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
for (x = 0; x < width; ++x) {
|
|
|
|
v = *red + adjustR;
|
|
|
|
++red;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force8) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v & mask);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (has_alpha) {
|
|
|
|
v = *alpha + adjustA;
|
|
|
|
++alpha;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (force8) {
|
|
|
|
v = (v << ushift) + (v >> dshift);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
*d++ = (unsigned char)(v & mask);
|
|
|
|
}
|
|
|
|
}/* for(x) */
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
png_write_row(png, row_buf);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
} /* for(y) */
|
|
|
|
free(row_buf);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "imagetopng: can not create %s\n", write_idf);
|
|
|
|
goto fin;
|
|
|
|
}
|
|
|
|
png_write_end(png, info);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
fails = 0;
|
2012-10-25 10:15:41 +02:00
|
|
|
|
|
|
|
fin:
|
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (png) {
|
|
|
|
png_destroy_write_struct(&png, &info);
|
|
|
|
}
|
|
|
|
fclose(writer);
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
if (fails) {
|
|
|
|
remove(write_idf);
|
|
|
|
}
|
2012-10-25 10:15:41 +02:00
|
|
|
|
2017-05-09 15:44:46 +02:00
|
|
|
return fails;
|
2012-10-25 10:15:41 +02:00
|
|
|
}/* imagetopng() */
|
2013-03-17 18:03:00 +01:00
|
|
|
#endif /* OPJ_HAVE_LIBPNG */
|