2003-11-27 11:07:31 +01:00
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/*
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* Copyright (c) 2001-2003, David Janssens
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* Copyright (c) 2002-2003, Yannick Verschueren
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2005-12-02 14:34:15 +01:00
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* Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
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2005-12-08 10:27:26 +01:00
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* Copyright (c) 2005, Herv<EFBFBD> Drolon, FreeImage Team
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2005-12-02 14:34:15 +01:00
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* Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
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2003-11-27 11:07:31 +01:00
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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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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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2005-12-02 14:34:15 +01:00
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#include "openjpeg.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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*/
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static int int_floorlog2(int a) {
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2005-12-08 10:27:26 +01:00
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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;
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2005-12-02 14:34:15 +01:00
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}
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/*
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* Divide an integer by a power of 2 and round upwards.
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*
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* a divided by 2^b
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*/
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static int int_ceildivpow2(int a, int b) {
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2005-12-08 10:27:26 +01:00
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return (a + (1 << b) - 1) >> b;
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2005-12-02 14:34:15 +01:00
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}
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/*
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* Divide an integer and round upwards.
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*
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* a divided by b
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*/
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static int int_ceildiv(int a, int b) {
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2005-12-08 10:27:26 +01:00
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return (a + b - 1) / b;
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2005-12-02 14:34:15 +01:00
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}
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2003-11-27 11:07:31 +01:00
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/* -->> -->> -->> -->>
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BMP IMAGE FORMAT
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<<-- <<-- <<-- <<-- */
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2005-12-02 14:34:15 +01:00
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/* WORD defines a two byte word */
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typedef unsigned short int WORD;
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2003-11-27 11:07:31 +01:00
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2005-12-02 14:34:15 +01:00
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/* DWORD defines a four byte word */
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typedef unsigned long int DWORD;
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2003-11-27 11:07:31 +01:00
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typedef struct {
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2005-12-08 10:27:26 +01:00
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WORD bfType; /* 'BM' for Bitmap (19776) */
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DWORD bfSize; /* Size of the file */
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WORD bfReserved1; /* Reserved : 0 */
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WORD bfReserved2; /* Reserved : 0 */
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DWORD bfOffBits; /* Offset */
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2003-11-27 11:07:31 +01:00
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} BITMAPFILEHEADER_t;
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typedef struct {
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2005-12-08 10:27:26 +01:00
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DWORD biSize; /* Size of the structure in bytes */
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DWORD biWidth; /* Width of the image in pixels */
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DWORD biHeight; /* Heigth of the image in pixels */
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WORD biPlanes; /* 1 */
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WORD biBitCount; /* Number of color bits by pixels */
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DWORD biCompression; /* Type of encoding 0: none 1: RLE8 2: RLE4 */
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DWORD biSizeImage; /* Size of the image in bytes */
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DWORD biXpelsPerMeter; /* Horizontal (X) resolution in pixels/meter */
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DWORD biYpelsPerMeter; /* Vertical (Y) resolution in pixels/meter */
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DWORD biClrUsed; /* Number of color used in the image (0: ALL) */
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DWORD biClrImportant; /* Number of important color (0: ALL) */
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2003-11-27 11:07:31 +01:00
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} BITMAPINFOHEADER_t;
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2005-12-02 14:34:15 +01:00
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opj_image_t* bmptoimage(char *filename, opj_cparameters_t *parameters) {
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2005-12-08 10:27:26 +01:00
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int subsampling_dx = parameters->subsampling_dx;
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int subsampling_dy = parameters->subsampling_dy;
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int i, numcomps, w, h;
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OPJ_COLOR_SPACE color_space;
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opj_image_cmptparm_t cmptparm[3]; /* maximum of 3 components */
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opj_image_t * image = NULL;
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FILE *IN;
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BITMAPFILEHEADER_t File_h;
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BITMAPINFOHEADER_t Info_h;
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unsigned char *RGB;
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unsigned char *table_R, *table_G, *table_B;
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unsigned int j, PAD = 0;
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int x, y, index;
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int gray_scale = 1, not_end_file = 1;
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unsigned int line = 0, col = 0;
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unsigned char v, v2;
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DWORD W, H;
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2005-12-02 14:34:15 +01:00
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2005-12-08 10:27:26 +01:00
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IN = fopen(filename, "rb");
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if (!IN) {
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fprintf(stderr, "\033[0;33mFailed to open %s for reading !!\033[0;39m\n", filename);
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return 0;
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}
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File_h.bfType = getc(IN);
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File_h.bfType = (getc(IN) << 8) + File_h.bfType;
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if (File_h.bfType != 19778) {
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fprintf(stderr,"Error, not a BMP file!\n");
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return 0;
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} else {
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/* FILE HEADER */
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/* ------------- */
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File_h.bfSize = getc(IN);
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File_h.bfSize = (getc(IN) << 8) + File_h.bfSize;
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File_h.bfSize = (getc(IN) << 16) + File_h.bfSize;
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File_h.bfSize = (getc(IN) << 24) + File_h.bfSize;
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File_h.bfReserved1 = getc(IN);
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File_h.bfReserved1 = (getc(IN) << 8) + File_h.bfReserved1;
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File_h.bfReserved2 = getc(IN);
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File_h.bfReserved2 = (getc(IN) << 8) + File_h.bfReserved2;
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File_h.bfOffBits = getc(IN);
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File_h.bfOffBits = (getc(IN) << 8) + File_h.bfOffBits;
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File_h.bfOffBits = (getc(IN) << 16) + File_h.bfOffBits;
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File_h.bfOffBits = (getc(IN) << 24) + File_h.bfOffBits;
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/* INFO HEADER */
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/* ------------- */
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Info_h.biSize = getc(IN);
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Info_h.biSize = (getc(IN) << 8) + Info_h.biSize;
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Info_h.biSize = (getc(IN) << 16) + Info_h.biSize;
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Info_h.biSize = (getc(IN) << 24) + Info_h.biSize;
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Info_h.biWidth = getc(IN);
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Info_h.biWidth = (getc(IN) << 8) + Info_h.biWidth;
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Info_h.biWidth = (getc(IN) << 16) + Info_h.biWidth;
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Info_h.biWidth = (getc(IN) << 24) + Info_h.biWidth;
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w = Info_h.biWidth;
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Info_h.biHeight = getc(IN);
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Info_h.biHeight = (getc(IN) << 8) + Info_h.biHeight;
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Info_h.biHeight = (getc(IN) << 16) + Info_h.biHeight;
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Info_h.biHeight = (getc(IN) << 24) + Info_h.biHeight;
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h = Info_h.biHeight;
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Info_h.biPlanes = getc(IN);
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Info_h.biPlanes = (getc(IN) << 8) + Info_h.biPlanes;
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Info_h.biBitCount = getc(IN);
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Info_h.biBitCount = (getc(IN) << 8) + Info_h.biBitCount;
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Info_h.biCompression = getc(IN);
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Info_h.biCompression = (getc(IN) << 8) + Info_h.biCompression;
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Info_h.biCompression = (getc(IN) << 16) + Info_h.biCompression;
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Info_h.biCompression = (getc(IN) << 24) + Info_h.biCompression;
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Info_h.biSizeImage = getc(IN);
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Info_h.biSizeImage = (getc(IN) << 8) + Info_h.biSizeImage;
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Info_h.biSizeImage = (getc(IN) << 16) + Info_h.biSizeImage;
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Info_h.biSizeImage = (getc(IN) << 24) + Info_h.biSizeImage;
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Info_h.biXpelsPerMeter = getc(IN);
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Info_h.biXpelsPerMeter = (getc(IN) << 8) + Info_h.biXpelsPerMeter;
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Info_h.biXpelsPerMeter = (getc(IN) << 16) + Info_h.biXpelsPerMeter;
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Info_h.biXpelsPerMeter = (getc(IN) << 24) + Info_h.biXpelsPerMeter;
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Info_h.biYpelsPerMeter = getc(IN);
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Info_h.biYpelsPerMeter = (getc(IN) << 8) + Info_h.biYpelsPerMeter;
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Info_h.biYpelsPerMeter = (getc(IN) << 16) + Info_h.biYpelsPerMeter;
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Info_h.biYpelsPerMeter = (getc(IN) << 24) + Info_h.biYpelsPerMeter;
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Info_h.biClrUsed = getc(IN);
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Info_h.biClrUsed = (getc(IN) << 8) + Info_h.biClrUsed;
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Info_h.biClrUsed = (getc(IN) << 16) + Info_h.biClrUsed;
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Info_h.biClrUsed = (getc(IN) << 24) + Info_h.biClrUsed;
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Info_h.biClrImportant = getc(IN);
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Info_h.biClrImportant = (getc(IN) << 8) + Info_h.biClrImportant;
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Info_h.biClrImportant = (getc(IN) << 16) + Info_h.biClrImportant;
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Info_h.biClrImportant = (getc(IN) << 24) + Info_h.biClrImportant;
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/* Read the data and store them in the OUT file */
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2005-12-02 14:34:15 +01:00
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2005-12-08 10:27:26 +01:00
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if (Info_h.biBitCount == 24) {
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numcomps = 3;
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color_space = CLRSPC_SRGB;
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/* initialize image components */
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memset(&cmptparm[0], 0, 3 * sizeof(opj_image_cmptparm_t));
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for(i = 0; i < numcomps; i++) {
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cmptparm[i].prec = 8;
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cmptparm[i].bpp = 8;
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cmptparm[i].sgnd = 0;
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cmptparm[i].dx = subsampling_dx;
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cmptparm[i].dy = subsampling_dy;
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cmptparm[i].w = w;
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cmptparm[i].h = h;
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}
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/* create the image */
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image = opj_image_create(numcomps, &cmptparm[0], color_space);
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if(!image) {
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fclose(IN);
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return NULL;
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}
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/* set image offset and reference grid */
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image->x0 = parameters->image_offset_x0;
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image->y0 = parameters->image_offset_y0;
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image->x1 = !image->x0 ? (w - 1) * subsampling_dx + 1 : image->x0 + (w - 1) * subsampling_dx + 1;
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image->y1 = !image->y0 ? (h - 1) * subsampling_dy + 1 : image->y0 + (h - 1) * subsampling_dy + 1;
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/* set image data */
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/* Place the cursor at the beginning of the image information */
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fseek(IN, 0, SEEK_SET);
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fseek(IN, File_h.bfOffBits, SEEK_SET);
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W = Info_h.biWidth;
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H = Info_h.biHeight;
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2006-01-20 17:53:05 +01:00
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/* PAD = 4 - (3 * W) % 4; */
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/* PAD = (PAD == 4) ? 0 : PAD; */
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2005-12-08 10:27:26 +01:00
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PAD = (3 * W) % 4 ? 4 - (3 * W) % 4 : 0;
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RGB = (unsigned char *) malloc((3 * W + PAD) * H * sizeof(unsigned char));
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fread(RGB, sizeof(unsigned char), (3 * W + PAD) * H, IN);
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index = 0;
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for(y = 0; y < (int)H; y++) {
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unsigned char *scanline = RGB + (3 * W + PAD) * (H - 1 - y);
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for(x = 0; x < (int)W; x++) {
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unsigned char *pixel = &scanline[3 * x];
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image->comps[0].data[index] = pixel[2]; /* R */
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image->comps[1].data[index] = pixel[1]; /* G */
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image->comps[2].data[index] = pixel[0]; /* B */
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index++;
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}
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}
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free(RGB);
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} else if (Info_h.biBitCount == 8 && Info_h.biCompression == 0) {
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table_R = (unsigned char *) malloc(256 * sizeof(unsigned char));
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table_G = (unsigned char *) malloc(256 * sizeof(unsigned char));
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table_B = (unsigned char *) malloc(256 * sizeof(unsigned char));
|
|
|
|
|
|
|
|
|
|
for (j = 0; j < Info_h.biClrUsed; j++) {
|
|
|
|
|
table_B[j] = getc(IN);
|
|
|
|
|
table_G[j] = getc(IN);
|
|
|
|
|
table_R[j] = getc(IN);
|
|
|
|
|
getc(IN);
|
|
|
|
|
if (table_R[j] != table_G[j] && table_R[j] != table_B[j] && table_G[j] != table_B[j])
|
|
|
|
|
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);
|
|
|
|
|
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));
|
|
|
|
|
|
|
|
|
|
fread(RGB, sizeof(unsigned char), W * H, IN);
|
|
|
|
|
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);
|
2005-12-02 14:34:15 +01:00
|
|
|
|
|
2005-12-08 10:27:26 +01:00
|
|
|
|
} else if (Info_h.biBitCount == 8 && Info_h.biCompression == 1) {
|
|
|
|
|
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));
|
|
|
|
|
|
|
|
|
|
for (j = 0; j < Info_h.biClrUsed; j++) {
|
|
|
|
|
table_B[j] = getc(IN);
|
|
|
|
|
table_G[j] = getc(IN);
|
|
|
|
|
table_R[j] = getc(IN);
|
|
|
|
|
getc(IN);
|
|
|
|
|
if (table_R[j] != table_G[j] && table_R[j] != table_B[j] && table_G[j] != table_B[j])
|
|
|
|
|
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);
|
|
|
|
|
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);
|
|
|
|
|
|
|
|
|
|
RGB = (unsigned char *) malloc(Info_h.biWidth * Info_h.biHeight * sizeof(unsigned char));
|
2005-12-02 14:34:15 +01:00
|
|
|
|
|
2005-12-08 10:27:26 +01:00
|
|
|
|
while (not_end_file) {
|
|
|
|
|
v = getc(IN);
|
|
|
|
|
if (v) {
|
|
|
|
|
v2 = getc(IN);
|
|
|
|
|
for (i = 0; i < (int) v; i++) {
|
|
|
|
|
RGB[line * Info_h.biWidth + col] = v2;
|
|
|
|
|
col++;
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
v = getc(IN);
|
|
|
|
|
switch (v) {
|
|
|
|
|
case 0:
|
|
|
|
|
col = 0;
|
|
|
|
|
line++;
|
|
|
|
|
break;
|
|
|
|
|
case 1:
|
|
|
|
|
line++;
|
|
|
|
|
not_end_file = 0;
|
|
|
|
|
break;
|
|
|
|
|
case 2:
|
|
|
|
|
fprintf(stderr,"No Delta supported\n");
|
|
|
|
|
opj_image_destroy(image);
|
|
|
|
|
fclose(IN);
|
|
|
|
|
return NULL;
|
|
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
for (i = 0; i < v; i++) {
|
|
|
|
|
v2 = getc(IN);
|
|
|
|
|
RGB[line * Info_h.biWidth + col] = v2;
|
|
|
|
|
col++;
|
|
|
|
|
}
|
|
|
|
|
if (v % 2)
|
|
|
|
|
v2 = getc(IN);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (gray_scale) {
|
|
|
|
|
index = 0;
|
|
|
|
|
for (line = 0; line < Info_h.biHeight; line++) {
|
|
|
|
|
for (col = 0; col < Info_h.biWidth; col++) {
|
|
|
|
|
image->comps[0].data[index] = table_R[(int)RGB[(Info_h.biHeight - line - 1) * Info_h.biWidth + col]];
|
|
|
|
|
index++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
index = 0;
|
|
|
|
|
for (line = 0; line < Info_h.biHeight; line++) {
|
|
|
|
|
for (col = 0; col < Info_h.biWidth; col++) {
|
|
|
|
|
unsigned char pixel_index = (int)RGB[(Info_h.biHeight - line - 1) * Info_h.biWidth + col];
|
|
|
|
|
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);
|
|
|
|
|
} 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);
|
2005-12-02 14:34:15 +01:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return image;
|
|
|
|
|
}
|
2004-04-29 15:27:24 +02:00
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
int imagetobmp(opj_image_t * image, char *outfile) {
|
2005-12-08 10:27:26 +01:00
|
|
|
|
int w, wr, h, hr;
|
|
|
|
|
int i, pad;
|
|
|
|
|
FILE *fdest = NULL;
|
|
|
|
|
|
|
|
|
|
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;
|
|
|
|
|
}
|
|
|
|
|
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* w = int_ceildiv(image->x1 - image->x0, image->comps[0].dx); */
|
|
|
|
|
/* wr = int_ceildiv(int_ceildivpow2(image->x1 - image->x0,image->factor), image->comps[0].dx); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
w = image->comps[0].w;
|
|
|
|
|
wr = int_ceildivpow2(image->comps[0].w, image->comps[0].factor);
|
|
|
|
|
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* h = int_ceildiv(image->y1 - image->y0, image->comps[0].dy); */
|
|
|
|
|
/* hr = int_ceildiv(int_ceildivpow2(image->y1 - image->y0,image->factor), image->comps[0].dy); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
h = image->comps[0].h;
|
|
|
|
|
hr = int_ceildivpow2(image->comps[0].h, image->comps[0].factor);
|
|
|
|
|
|
|
|
|
|
fprintf(fdest, "BM");
|
|
|
|
|
|
|
|
|
|
/* FILE HEADER */
|
|
|
|
|
/* ------------- */
|
|
|
|
|
fprintf(fdest, "%c%c%c%c",
|
|
|
|
|
(unsigned char) (hr * wr * 3 + 3 * hr * (wr % 2) + 54) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2) + 54) >> 8) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2) + 54) >> 16) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 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) ((wr) & 0xff),
|
|
|
|
|
(unsigned char) ((wr) >> 8) & 0xff,
|
|
|
|
|
(unsigned char) ((wr) >> 16) & 0xff,
|
|
|
|
|
(unsigned char) ((wr) >> 24) & 0xff);
|
|
|
|
|
fprintf(fdest, "%c%c%c%c", (unsigned char) ((hr) & 0xff),
|
|
|
|
|
(unsigned char) ((hr) >> 8) & 0xff,
|
|
|
|
|
(unsigned char) ((hr) >> 16) & 0xff,
|
|
|
|
|
(unsigned char) ((hr) >> 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 * hr * wr + 3 * hr * (wr % 2)) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2)) >> 8) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 2)) >> 16) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr * 3 + 3 * hr * (wr % 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);
|
|
|
|
|
|
|
|
|
|
for (i = 0; i < wr * hr; i++) {
|
|
|
|
|
unsigned char R, G, B;
|
|
|
|
|
/* a modifier */
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* R = image->comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)]; */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
R = image->comps[0].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* G = image->comps[1].data[w * h - ((i) / (w) + 1) * w + (i) % (w)]; */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
G = image->comps[1].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* B = image->comps[2].data[w * h - ((i) / (w) + 1) * w + (i) % (w)]; */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
B = image->comps[2].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
|
|
|
|
|
fprintf(fdest, "%c%c%c", B, G, R);
|
|
|
|
|
|
|
|
|
|
if ((i + 1) % wr == 0) {
|
|
|
|
|
for (pad = (3 * wr) % 4 ? 4 - (3 * wr) % 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");
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* w = int_ceildiv(image->x1 - image->x0, image->comps[0].dx); */
|
|
|
|
|
/* wr = int_ceildiv(int_ceildivpow2(image->x1 - image->x0,image->factor), image->comps[0].dx); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
w = image->comps[0].w;
|
|
|
|
|
wr = int_ceildivpow2(image->comps[0].w, image->comps[0].factor);
|
|
|
|
|
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* h = int_ceildiv(image->y1 - image->y0, image->comps[0].dy); */
|
|
|
|
|
/* hr = int_ceildiv(int_ceildivpow2(image->y1 - image->y0,image->factor), image->comps[0].dy); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
h = image->comps[0].h;
|
|
|
|
|
hr = int_ceildivpow2(image->comps[0].h, image->comps[0].factor);
|
|
|
|
|
|
|
|
|
|
fprintf(fdest, "BM");
|
|
|
|
|
|
|
|
|
|
/* FILE HEADER */
|
|
|
|
|
/* ------------- */
|
|
|
|
|
fprintf(fdest, "%c%c%c%c", (unsigned char) (hr * wr + 54 + 1024 + hr * (wr % 2)) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr + 54 + 1024 + hr * (wr % 2)) >> 8) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr + 54 + 1024 + hr * (wr % 2)) >> 16) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr + 54 + 1024 + wr * (wr % 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) ((wr) & 0xff),
|
|
|
|
|
(unsigned char) ((wr) >> 8) & 0xff,
|
|
|
|
|
(unsigned char) ((wr) >> 16) & 0xff,
|
|
|
|
|
(unsigned char) ((wr) >> 24) & 0xff);
|
|
|
|
|
fprintf(fdest, "%c%c%c%c", (unsigned char) ((hr) & 0xff),
|
|
|
|
|
(unsigned char) ((hr) >> 8) & 0xff,
|
|
|
|
|
(unsigned char) ((hr) >> 16) & 0xff,
|
|
|
|
|
(unsigned char) ((hr) >> 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) (hr * wr + hr * (wr % 2)) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr + hr * (wr % 2)) >> 8) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr + hr * (wr % 2)) >> 16) & 0xff,
|
|
|
|
|
(unsigned char) ((hr * wr + hr * (wr % 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);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (i = 0; i < 256; i++) {
|
|
|
|
|
fprintf(fdest, "%c%c%c%c", i, i, i, 0);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (i = 0; i < wr * hr; i++) {
|
|
|
|
|
/* a modifier !! */
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* fprintf(fdest, "%c", image->comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)]); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
fprintf(fdest, "%c", image->comps[0].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)]);
|
|
|
|
|
/*if (((i + 1) % w == 0 && w % 2))
|
|
|
|
|
fprintf(fdest, "%c", 0); */
|
|
|
|
|
if ((i + 1) % wr == 0) {
|
|
|
|
|
for (pad = wr % 4 ? 4 - wr % 4 : 0; pad > 0; pad--) /* ADD */
|
|
|
|
|
fprintf(fdest, "%c", 0);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
fclose(fdest);
|
|
|
|
|
|
|
|
|
|
return 0;
|
2003-11-27 11:07:31 +01:00
|
|
|
|
}
|
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
/* -->> -->> -->> -->>
|
2003-11-27 11:07:31 +01:00
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
PGX IMAGE FORMAT
|
2003-11-27 11:07:31 +01:00
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
<<-- <<-- <<-- <<-- */
|
2003-11-27 11:07:31 +01:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
unsigned char readuchar(FILE * f)
|
|
|
|
|
{
|
2004-04-29 15:27:24 +02:00
|
|
|
|
unsigned char c1;
|
|
|
|
|
fread(&c1, 1, 1, f);
|
|
|
|
|
return c1;
|
2003-11-27 11:07:31 +01:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
unsigned short readushort(FILE * f, int bigendian)
|
|
|
|
|
{
|
2004-04-29 15:27:24 +02:00
|
|
|
|
unsigned char c1, c2;
|
|
|
|
|
fread(&c1, 1, 1, f);
|
|
|
|
|
fread(&c2, 1, 1, f);
|
|
|
|
|
if (bigendian)
|
|
|
|
|
return (c1 << 8) + c2;
|
|
|
|
|
else
|
|
|
|
|
return (c2 << 8) + c1;
|
2003-11-27 11:07:31 +01:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
unsigned int readuint(FILE * f, int bigendian)
|
|
|
|
|
{
|
2004-04-29 15:27:24 +02:00
|
|
|
|
unsigned char c1, c2, c3, c4;
|
|
|
|
|
fread(&c1, 1, 1, f);
|
|
|
|
|
fread(&c2, 1, 1, f);
|
|
|
|
|
fread(&c3, 1, 1, f);
|
|
|
|
|
fread(&c4, 1, 1, f);
|
|
|
|
|
if (bigendian)
|
|
|
|
|
return (c1 << 24) + (c2 << 16) + (c3 << 8) + c4;
|
|
|
|
|
else
|
|
|
|
|
return (c4 << 24) + (c3 << 16) + (c2 << 8) + c1;
|
2003-11-27 11:07:31 +01:00
|
|
|
|
}
|
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
opj_image_t* pgxtoimage(char *filename, opj_cparameters_t *parameters) {
|
2005-12-08 10:27:26 +01:00
|
|
|
|
FILE *f = NULL;
|
|
|
|
|
int w, h, prec;
|
|
|
|
|
int i, numcomps, max;
|
|
|
|
|
OPJ_COLOR_SPACE color_space;
|
2006-01-20 17:53:05 +01:00
|
|
|
|
opj_image_cmptparm_t cmptparm; /* maximum of 1 component */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
opj_image_t * image = NULL;
|
|
|
|
|
|
|
|
|
|
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);
|
|
|
|
|
fscanf(f, "PG%[ \t]%c%c%[ \t+-]%d%[ \t]%d%[ \t]%d",temp,&endian1,&endian2,signtmp,&prec,temp,&w,temp,&h);
|
|
|
|
|
|
|
|
|
|
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");
|
|
|
|
|
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;
|
|
|
|
|
}
|
|
|
|
|
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 (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;
|
2005-12-02 14:34:15 +01:00
|
|
|
|
}
|
2004-11-15 13:41:35 +01:00
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
int imagetopgx(opj_image_t * image, char *outfile) {
|
2005-12-08 10:27:26 +01:00
|
|
|
|
int w, wr, h, hr;
|
|
|
|
|
int i, j, compno;
|
|
|
|
|
FILE *fdest = NULL;
|
|
|
|
|
|
|
|
|
|
for (compno = 0; compno < image->numcomps; compno++) {
|
|
|
|
|
opj_image_comp_t *comp = &image->comps[compno];
|
|
|
|
|
char name[256];
|
|
|
|
|
int nbytes = 0;
|
|
|
|
|
char *tmp = outfile;
|
|
|
|
|
while (*tmp) {
|
|
|
|
|
tmp++;
|
|
|
|
|
}
|
|
|
|
|
while (*tmp!='.') {
|
|
|
|
|
tmp--;
|
|
|
|
|
}
|
|
|
|
|
*tmp='\0';
|
|
|
|
|
|
|
|
|
|
if (image->numcomps > 1) {
|
|
|
|
|
sprintf(name, "%s-%d.pgx", outfile, compno);
|
|
|
|
|
} else {
|
|
|
|
|
sprintf(name, "%s.pgx", outfile);
|
|
|
|
|
}
|
|
|
|
|
fdest = fopen(name, "wb");
|
|
|
|
|
if (!fdest) {
|
|
|
|
|
fprintf(stderr, "ERROR -> failed to open %s for writing\n", name);
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* w = int_ceildiv(image->x1 - image->x0, comp->dx); */
|
|
|
|
|
/* wr = int_ceildiv(int_ceildivpow2(image->x1 - image->x0,image->factor), comp->dx); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
w = image->comps[compno].w;
|
|
|
|
|
wr = int_ceildivpow2(image->comps[compno].w, image->comps[compno].factor);
|
|
|
|
|
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* h = int_ceildiv(image->y1 - image->y0, comp->dy); */
|
|
|
|
|
/* hr = int_ceildiv(int_ceildivpow2(image->y1 - image->y0,image->factor), comp->dy); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
h = image->comps[compno].h;
|
|
|
|
|
hr = int_ceildivpow2(image->comps[compno].h, image->comps[compno].factor);
|
|
|
|
|
|
|
|
|
|
fprintf(fdest, "PG ML %c %d %d %d\n", comp->sgnd ? '-' : '+', comp->prec, wr, hr);
|
|
|
|
|
if (comp->prec <= 8) {
|
|
|
|
|
nbytes = 1;
|
|
|
|
|
} else if (comp->prec <= 16) {
|
|
|
|
|
nbytes = 2;
|
|
|
|
|
} else {
|
|
|
|
|
nbytes = 4;
|
|
|
|
|
}
|
|
|
|
|
for (i = 0; i < wr * hr; i++) {
|
|
|
|
|
int v = image->comps[compno].data[i / wr * w + i % wr];
|
|
|
|
|
for (j = nbytes - 1; j >= 0; j--) {
|
|
|
|
|
char byte = (char) (v >> (j * 8));
|
|
|
|
|
fwrite(&byte, 1, 1, fdest);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
fclose(fdest);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return 0;
|
2003-11-27 11:07:31 +01:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* -->> -->> -->> -->>
|
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
PNM IMAGE FORMAT
|
2003-11-27 11:07:31 +01:00
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
<<-- <<-- <<-- <<-- */
|
2003-11-27 11:07:31 +01:00
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
opj_image_t* pnmtoimage(char *filename, opj_cparameters_t *parameters) {
|
2005-12-08 10:27:26 +01:00
|
|
|
|
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[3]; /* maximum of 3 components */
|
|
|
|
|
opj_image_t * image = NULL;
|
|
|
|
|
char value;
|
|
|
|
|
char comment[256];
|
|
|
|
|
|
|
|
|
|
f = fopen(filename, "rb");
|
|
|
|
|
if (!f) {
|
|
|
|
|
fprintf(stderr, "\033[0;33mFailed to open %s for reading !!\033[0;39m\n", filename);
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (fgetc(f) != 'P')
|
|
|
|
|
return 0;
|
|
|
|
|
value = fgetc(f);
|
|
|
|
|
|
|
|
|
|
switch(value) {
|
|
|
|
|
case '2': /* greyscale image type */
|
|
|
|
|
case '5':
|
|
|
|
|
{
|
|
|
|
|
numcomps = 1;
|
|
|
|
|
color_space = CLRSPC_GRAY;
|
|
|
|
|
|
|
|
|
|
fgetc(f);
|
|
|
|
|
|
|
|
|
|
if (fgetc(f) == '#') {
|
|
|
|
|
/* skip comments */
|
|
|
|
|
fseek(f, 0, SEEK_SET);
|
|
|
|
|
if (value == '2') {
|
|
|
|
|
fscanf(f, "P2\n");
|
|
|
|
|
} else if (value == '5') {
|
|
|
|
|
fscanf(f, "P5\n");
|
|
|
|
|
}
|
|
|
|
|
fgets(comment, 256, f);
|
|
|
|
|
fscanf(f, "%d %d\n255", &w, &h);
|
|
|
|
|
} else {
|
|
|
|
|
fseek(f, 0, SEEK_SET);
|
|
|
|
|
if (value == '2') {
|
|
|
|
|
fscanf(f, "P2\n%d %d\n255", &w, &h);
|
|
|
|
|
} else if (value == '5') {
|
|
|
|
|
fscanf(f, "P5\n%d %d\n255", &w, &h);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fgetc(f); /* <cr><lf> */
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case '3': /* RGB image type */
|
|
|
|
|
case '6':
|
|
|
|
|
{
|
|
|
|
|
numcomps = 3;
|
|
|
|
|
color_space = CLRSPC_SRGB;
|
|
|
|
|
|
|
|
|
|
fgetc(f);
|
|
|
|
|
|
|
|
|
|
if (fgetc(f) == '#') {
|
|
|
|
|
/* skip comments */
|
|
|
|
|
fseek(f, 0, SEEK_SET);
|
|
|
|
|
if (value == '3') {
|
|
|
|
|
fscanf(f, "P3\n");
|
|
|
|
|
} else if (value == '6') {
|
|
|
|
|
fscanf(f, "P6\n");
|
|
|
|
|
}
|
|
|
|
|
fgets(comment, 256, f);
|
|
|
|
|
fscanf(f, "%d %d\n255", &w, &h);
|
|
|
|
|
} else {
|
|
|
|
|
fseek(f, 0, SEEK_SET);
|
|
|
|
|
if (value == '3') {
|
|
|
|
|
fscanf(f, "P3\n%d %d\n255", &w, &h);
|
|
|
|
|
} else if (value == '6') {
|
|
|
|
|
fscanf(f, "P6\n%d %d\n255", &w, &h);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fgetc(f); /* <cr><lf> */
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
fclose(f);
|
|
|
|
|
return NULL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 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(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;
|
|
|
|
|
|
|
|
|
|
/* set image data */
|
|
|
|
|
|
|
|
|
|
if ((value == '2') || (value == '3')) { /* ASCII */
|
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
|
for(compno = 0; compno < numcomps; compno++) {
|
|
|
|
|
unsigned int index = 0;
|
2006-01-20 17:53:05 +01:00
|
|
|
|
fscanf(f, "%u", &index);
|
2005-12-08 10:27:26 +01:00
|
|
|
|
/* compno : 0 = GREY, (0, 1, 2) = (R, G, B) */
|
|
|
|
|
image->comps[compno].data[i] = index;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else if ((value == '5') || (value == '6')) { /* BINARY */
|
|
|
|
|
for (i = 0; i < w * h; i++) {
|
|
|
|
|
for(compno = 0; compno < numcomps; compno++) {
|
|
|
|
|
unsigned char index = 0;
|
|
|
|
|
fread(&index, 1, 1, f);
|
|
|
|
|
/* compno : 0 = GREY, (0, 1, 2) = (R, G, B) */
|
|
|
|
|
image->comps[compno].data[i] = index;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
|
|
return image;
|
2005-12-02 14:34:15 +01:00
|
|
|
|
}
|
2003-11-27 11:07:31 +01:00
|
|
|
|
|
2005-12-02 14:34:15 +01:00
|
|
|
|
int imagetopnm(opj_image_t * image, char *outfile) {
|
2005-12-08 10:27:26 +01:00
|
|
|
|
int w, wr, wrr, h, hr, hrr, max;
|
|
|
|
|
int i, compno;
|
|
|
|
|
int adjust;
|
|
|
|
|
FILE *fdest = NULL;
|
|
|
|
|
char S2;
|
|
|
|
|
char *tmp = outfile;
|
|
|
|
|
|
|
|
|
|
while (*tmp) {
|
|
|
|
|
tmp++;
|
|
|
|
|
}
|
|
|
|
|
tmp--;
|
|
|
|
|
tmp--;
|
|
|
|
|
S2 = *tmp;
|
|
|
|
|
|
|
|
|
|
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
|
|
|
|
|
&& S2 !='g' && S2 !='G') {
|
|
|
|
|
|
|
|
|
|
fdest = fopen(outfile, "wb");
|
|
|
|
|
if (!fdest) {
|
|
|
|
|
fprintf(stderr, "ERROR -> failed to open %s for writing\n", outfile);
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
w = int_ceildiv(image->x1 - image->x0, image->comps[0].dx);
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* wr = int_ceildiv(int_ceildivpow2(image->x1 - image->x0,image->factor),image->comps[0].dx); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
wr = image->comps[0].w;
|
|
|
|
|
wrr = int_ceildivpow2(image->comps[0].w, image->comps[0].factor);
|
2005-12-02 14:34:15 +01:00
|
|
|
|
|
2005-12-08 10:27:26 +01:00
|
|
|
|
h = int_ceildiv(image->y1 - image->y0, image->comps[0].dy);
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* hr = int_ceildiv(int_ceildivpow2(image->y1 - image->y0,image->factor), image->comps[0].dy); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
hr = image->comps[0].h;
|
|
|
|
|
hrr = int_ceildivpow2(image->comps[0].h, image->comps[0].factor);
|
|
|
|
|
|
|
|
|
|
max = image->comps[0].prec > 8 ? 255 : (1 << image->comps[0].prec) - 1;
|
|
|
|
|
|
|
|
|
|
image->comps[0].x0 = int_ceildivpow2(image->comps[0].x0 - int_ceildiv(image->x0, image->comps[0].dx), image->comps[0].factor);
|
|
|
|
|
image->comps[0].y0 = int_ceildivpow2(image->comps[0].y0 - int_ceildiv(image->y0, image->comps[0].dy), image->comps[0].factor);
|
|
|
|
|
|
|
|
|
|
fprintf(fdest, "P6\n%d %d\n%d\n", wrr, hrr, max);
|
|
|
|
|
adjust = image->comps[0].prec > 8 ? image->comps[0].prec - 8 : 0;
|
|
|
|
|
for (i = 0; i < wrr * hrr; i++) {
|
|
|
|
|
int r, g, b;
|
|
|
|
|
unsigned char rc,gc,bc;
|
|
|
|
|
r = image->comps[0].data[i / wrr * wr + i % wrr];
|
|
|
|
|
r += (image->comps[0].sgnd ? 1 << (image->comps[0].prec - 1) : 0);
|
|
|
|
|
rc = (unsigned char) ((r >> adjust)+((r >> (adjust-1))%2));
|
|
|
|
|
|
|
|
|
|
g = image->comps[1].data[i / wrr * wr + i % wrr];
|
|
|
|
|
g += (image->comps[1].sgnd ? 1 << (image->comps[1].prec - 1) : 0);
|
|
|
|
|
gc = (unsigned char) ((g >> adjust)+((g >> (adjust-1))%2));
|
|
|
|
|
|
|
|
|
|
b = image->comps[2].data[i / wrr * wr + i % wrr];
|
|
|
|
|
b += (image->comps[2].sgnd ? 1 << (image->comps[2].prec - 1) : 0);
|
|
|
|
|
bc = (unsigned char) ((b >> adjust)+((b >> (adjust-1))%2));
|
|
|
|
|
|
|
|
|
|
fprintf(fdest, "%c%c%c", rc, gc, bc);
|
|
|
|
|
}
|
|
|
|
|
fclose(fdest);
|
|
|
|
|
} else {
|
|
|
|
|
int ncomp=(S2=='g' || S2=='G')?1:image->numcomps;
|
|
|
|
|
if (image->numcomps>ncomp) {
|
|
|
|
|
fprintf(stderr,"WARNING -> [PGM files] Only the first component\n");
|
|
|
|
|
fprintf(stderr," is written to the file\n");
|
|
|
|
|
}
|
|
|
|
|
for (compno = 0; compno < ncomp; compno++) {
|
|
|
|
|
char name[256];
|
|
|
|
|
if (ncomp > 1) {
|
|
|
|
|
sprintf(name, "%d.%s", compno, outfile);
|
|
|
|
|
} else {
|
|
|
|
|
sprintf(name, "%s", outfile);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fdest = fopen(name, "wb");
|
|
|
|
|
if (!fdest) {
|
|
|
|
|
fprintf(stderr, "ERROR -> failed to open %s for writing\n", name);
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
2005-12-02 14:34:15 +01:00
|
|
|
|
|
2005-12-08 10:27:26 +01:00
|
|
|
|
w = int_ceildiv(image->x1 - image->x0, image->comps[compno].dx);
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* wr = int_ceildiv(int_ceildivpow2(image->x1 - image->x0,image->factor),image->comps[compno].dx); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
wr = image->comps[compno].w;
|
|
|
|
|
wrr = int_ceildivpow2(image->comps[compno].w, image->comps[compno].factor);
|
|
|
|
|
|
|
|
|
|
h = int_ceildiv(image->y1 - image->y0, image->comps[compno].dy);
|
2006-01-20 17:53:05 +01:00
|
|
|
|
/* hr = int_ceildiv(int_ceildivpow2(image->y1 - image->y0,image->factor), image->comps[compno].dy); */
|
2005-12-08 10:27:26 +01:00
|
|
|
|
hr = image->comps[compno].h;
|
|
|
|
|
hrr = int_ceildivpow2(image->comps[compno].h, image->comps[compno].factor);
|
|
|
|
|
|
|
|
|
|
max = image->comps[compno].prec > 8 ? 255 : (1 << image->comps[compno].prec) - 1;
|
|
|
|
|
|
|
|
|
|
image->comps[compno].x0 = int_ceildivpow2(image->comps[compno].x0 - int_ceildiv(image->x0, image->comps[compno].dx), image->comps[compno].factor);
|
|
|
|
|
image->comps[compno].y0 = int_ceildivpow2(image->comps[compno].y0 - int_ceildiv(image->y0, image->comps[compno].dy), image->comps[compno].factor);
|
|
|
|
|
|
|
|
|
|
fprintf(fdest, "P5\n%d %d\n%d\n", wrr, hrr, max);
|
|
|
|
|
adjust = image->comps[compno].prec > 8 ? image->comps[compno].prec - 8 : 0;
|
|
|
|
|
|
|
|
|
|
for (i = 0; i < wrr * hrr; i++) {
|
|
|
|
|
int l;
|
|
|
|
|
unsigned char lc;
|
|
|
|
|
l = image->comps[compno].data[i / wrr * wr + i % wrr];
|
|
|
|
|
l += (image->comps[compno].sgnd ? 1 << (image->comps[compno].prec - 1) : 0);
|
|
|
|
|
lc = (unsigned char) ((l >> adjust)+((l >> (adjust-1))%2));
|
|
|
|
|
fprintf(fdest, "%c", lc);
|
|
|
|
|
}
|
|
|
|
|
fclose(fdest);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return 0;
|
2003-11-27 11:07:31 +01:00
|
|
|
|
}
|