-/* Copyright (c) 2001 David Janssens
-* Copyright (c) 2002-2003 Yannick Verschueren
-* Copyright (c) 2002-2003 Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
-*
-* All rights reserved.
-* Redistribution and use in source and binary forms, with or without
-* modification, are permitted provided that the following conditions
-* are met:
-* 1. Redistributions of source code must retain the above copyright
-* notice, this list of conditions and the following disclaimer.
-* 2. Redistributions in binary form must reproduce the above copyright
-* notice, this list of conditions and the following disclaimer in the
-* documentation and/or other materials provided with the distribution.
-*
-* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
-* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-* POSSIBILITY OF SUCH DAMAGE.
-*/
-
-
-
-//MEMORY LEAK
-
-#ifdef _DEBUG
-
-#define _CRTDBG_MAP_ALLOC
-
-#include <stdlib.h> // Must be included first
+/*
+ * Copyright (c) 2001-2003, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
+ * Copyright (c) 2005, Hervé Drolon, FreeImage Team
+ * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
-#include <crtdbg.h>
+#include "openjpeg.h"
+#include "compat/getopt.h"
+#include "convert.h"
+#ifndef WIN32
+#define stricmp strcasecmp
+#define strnicmp strncasecmp
#endif
-//MEM
+/* ----------------------------------------------------------------------- */
+#define J2K_CFMT 0
+#define JP2_CFMT 1
+#define JPT_CFMT 2
+#define MJ2_CFMT 3
+#define PXM_DFMT 0
+#define PGX_DFMT 1
+#define BMP_DFMT 2
+#define YUV_DFMT 3
+/* ----------------------------------------------------------------------- */
-#include <openjpeg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#ifndef DONT_HAVE_GETOPT
-#include <getopt.h>
-#else
-#include "compat/getopt.h"
-#endif
+void decode_help_display() {
+ fprintf(stdout,"HELP\n----\n\n");
+ fprintf(stdout,"- the -h option displays this help information on screen\n\n");
-void usage_display(char *prgm)
-{
- fprintf(stdout,"Usage:\n");
- fprintf(stdout," %s...\n",prgm);
+ fprintf(stdout,"List of parameters for the JPEG 2000 encoder:\n");
+ fprintf(stdout,"\n");
fprintf(stdout," -i <compressed file>\n");
fprintf(stdout," REQUIRED\n");
fprintf(stdout," Currently accepts J2K-files, JP2-files and JPT-files. The file type\n");
fprintf(stdout," Set the maximum number of quality layers to decode. If there are\n");
fprintf(stdout," less quality layers than the specified number, all the quality layers\n");
fprintf(stdout," are decoded.\n");
- fprintf(stdout," -u\n");
- fprintf(stdout," print an usage statement\n");
fprintf(stdout,"\n");
}
-int main(int argc, char **argv)
-{
- FILE *fsrc=NULL;
- FILE *fdest=NULL;
- char *infile=NULL;
- char *outfile=NULL;
- char *tmp=NULL;
- char S1, S2, S3;
-
- char *src=NULL;
-
- int len;
-
- j2k_image_t img;
- j2k_cp_t cp;
- jp2_struct_t *jp2_struct=NULL;
-
- int w, wr, wrr, h, hr, hrr, max;
- int i, compno, pad, j;
- int adjust;
-
- cp.layer=0;
- cp.reduce=0;
- cp.decod_format=-1;
- cp.cod_format=-1;
-
+/* -------------------------------------------------------------------------- */
+
+int get_file_format(char *filename) {
+ unsigned int i;
+ static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp", "j2k", "jp2", "jpt" };
+ static const int format[] = { PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, J2K_CFMT, JP2_CFMT, JPT_CFMT };
+ char * ext = strrchr(filename, '.') + 1;
+ if(ext) {
+ for(i = 0; i < sizeof(format); i++) {
+ if(strnicmp(ext, extension[i], 3) == 0) {
+ return format[i];
+ }
+ }
+ }
+
+ return -1;
+}
+
+/* -------------------------------------------------------------------------- */
+
+int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters) {
+ /* parse the command line */
+
while (1) {
- int c = getopt(argc, argv,"i:o:r:l:u");
+ int c = getopt(argc, argv, "i:o:r:q:f:t:n:c:b:x:p:s:d:h:P:S:E:M:R:T:C:I");
if (c == -1)
break;
switch (c) {
-
- //Input file
- case 'i':
- infile = optarg;
- tmp = optarg;
- while (*tmp) {
- tmp++;
- }
- tmp--;
- S3 = *tmp;
- tmp--;
- S2 = *tmp;
- tmp--;
- S1 = *tmp;
-
- /* J2K format */
- if ((S1 == 'j' && S2 == '2' && S3 == 'k')
- || (S1 == 'J' && S2 == '2' && S3 == 'K')
- || (S1 == 'j' && S2 == '2' && S3 == 'c')
- || (S1 == 'J' && S2 == '2' && S3 == 'C')) {
- cp.cod_format=J2K_CFMT;
- break;
- }
-
- /* JP2 format */
- if ((S1 == 'j' && S2 == 'p' && S3 == '2')
- || (S1 == 'J' && S2 == 'P' && S3 == '2')) {
- cp.cod_format=JP2_CFMT;
- break;
+ case 'i': /* input file */
+ {
+ char *infile = optarg;
+ parameters->decod_format = get_file_format(infile);
+ switch(parameters->decod_format) {
+ case J2K_CFMT:
+ case JP2_CFMT:
+ case JPT_CFMT:
+ break;
+ default:
+ fprintf(stderr,
+ "!! Unrecognized format for infile : %s [accept only *.j2k, *.jp2, *.jpc or *.jpt] !!\n\n",
+ infile);
+ return 1;
+ break;
+ }
+ strncpy(parameters->infile, infile, MAX_PATH);
}
-
- /* JPT format */
- if ((S1 == 'j' && S2 == 'p' && S3 == 't')
- || (S1 == 'J' && S2 == 'P' && S3 == 'T')) {
- cp.cod_format=JPT_CFMT;
- break;
- }
-
- fprintf(stderr,
- "j2k_to_image : Unknown input image format *.%c%c%c [only *.j2k, *.jp2, *.jpc or *.jpt]!! \n",
- S1, S2, S3);
- return 1;
break;
-
- /* ----------------------------------------------------- */
-
- //Output file
- case 'o':
- outfile = optarg;
- tmp = optarg;
- while (*tmp) {
- tmp++;
- }
- tmp--;
- S3 = *tmp;
- tmp--;
- S2 = *tmp;
- tmp--;
- S1 = *tmp;
-
- // PGX format
- if ((S1 == 'p' && S2 == 'g' && S3 == 'x')
- || (S1 == 'P' && S2 == 'G' && S3 == 'X')) {
- cp.decod_format = PGX_DFMT;
- break;
- }
-
- // PxM format
- if ((S1 == 'p' && S2 == 'n' && S3 == 'm')
- || (S1 == 'P' && S2 == 'N' && S3 == 'M')
- || (S1 == 'p' && S2 == 'g' && S3 == 'm')
- || (S1 == 'P' && S2 == 'G' && S3 == 'M')
- || (S1 == 'P' && S2 == 'P' && S3 == 'M')
- || (S1 == 'p' && S2 == 'p' && S3 == 'm')) {
- cp.decod_format = PXM_DFMT;
- break;
- }
-
- // BMP format
- if ((S1 == 'b' && S2 == 'm' && S3 == 'p')
- || (S1 == 'B' && S2 == 'M' && S3 == 'P')) {
- cp.decod_format = BMP_DFMT;
- break;
+
+ /* ----------------------------------------------------- */
+
+ case 'o': /* output file */
+ {
+ char *outfile = optarg;
+ parameters->cod_format = get_file_format(outfile);
+ switch(parameters->cod_format) {
+ case PGX_DFMT:
+ case PXM_DFMT:
+ case BMP_DFMT:
+ break;
+ default:
+ fprintf(stderr, "Unknown output format image %s [only *.pnm, *.pgm, *.ppm, *.pgx or *.bmp]!! \n", outfile);
+ return 1;
+ break;
+ }
+ strncpy(parameters->outfile, outfile, MAX_PATH);
}
-
- // otherwise : error
- fprintf(stderr,
- "!! Unrecognized output image format *.%c%c%c [only *.pnm, *.pgm, *.ppm, *.pgx or *.bmp] !!\n",
- S1, S2, S3);
-
- return 1;
break;
- /* ----------------------------------------------------- */
+ /* ----------------------------------------------------- */
- //Reduce option
- case 'r':
- tmp=optarg;
- sscanf(tmp, "%d", &cp.reduce);
+
+ case 'r': /* reduce option */
+ {
+ sscanf(optarg, "%d", ¶meters->cp_reduce);
+ }
break;
- /* ----------------------------------------------------- */
+ /* ----------------------------------------------------- */
- //Layering option
- case 'l':
- tmp=optarg;
- sscanf(tmp, "%d", &cp.layer);
+
+ case 'l': /* layering option */
+ {
+ sscanf(optarg, "%d", ¶meters->cp_layer);
+ }
break;
- /* ----------------------------------------------------- */
+ /* ----------------------------------------------------- */
- case 'u':
- usage_display(argv[0]);
- return 0;
- break;
- /* ----------------------------------------------------- */
-
- default:
- fprintf(stderr,"WARNING -> this option is not valid \"-%c %s\"\n",c,optarg);
+ case 'h': /* display an help description */
+ {
+ decode_help_display();
+ return 1;
+ }
break;
+
+ /* ----------------------------------------------------- */
+ default:
+ fprintf(stderr,"WARNING -> this option is not valid \"-%c %s\"\n",c, optarg);
+ break;
}
}
-
- //Check required arguments
- //------------------------
- if (!infile || !outfile) {
- fprintf(stderr,"ERROR -> At least one required argument is missing\nCheck j2k_to_image -u for usage information\n");
+
+ /* check for possible errors */
+
+ if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
+ fprintf(stderr,"ERROR -> At least one required argument is missing\nCheck j2k_to_image -h for usage information\n");
return 1;
}
+
+ return 0;
+}
+
+/* -------------------------------------------------------------------------- */
+
+/**
+sample error callback expecting a FILE* client object
+*/
+void error_callback(const char *msg, void *client_data) {
+ FILE *stream = (FILE*)client_data;
+ fprintf(stream, "[ERROR] %s", msg);
+}
+/**
+sample warning callback expecting a FILE* client object
+*/
+void warning_callback(const char *msg, void *client_data) {
+ FILE *stream = (FILE*)client_data;
+ fprintf(stream, "[WARNING] %s", msg);
+}
+/**
+sample debug callback expecting no client object
+*/
+void info_callback(const char *msg, void *client_data) {
+ (void)client_data;
+ fprintf(stdout, "[INFO] %s", msg);
+}
+
+/* -------------------------------------------------------------------------- */
+
+int main(int argc, char **argv) {
+ opj_dparameters_t parameters; /* decompression parameters */
+ opj_event_mgr_t event_mgr; /* event manager */
+ opj_image_t *image = NULL;
+ FILE *fsrc = NULL;
+ unsigned char *src = NULL;
+ int file_length;
+
+ opj_dinfo_t* dinfo = NULL; /* handle to a decompressor */
+ opj_cio_t *cio = NULL;
+
+ /* configure the event callbacks (not required) */
+ memset(&event_mgr, 0, sizeof(opj_event_mgr_t));
+ event_mgr.error_handler = error_callback;
+ event_mgr.warning_handler = warning_callback;
+ event_mgr.info_handler = info_callback;
+
+ /* set decoding parameters to default values */
+ opj_set_default_decoder_parameters(¶meters);
+
+ /* parse input and get user decoding parameters */
+ if(parse_cmdline_decoder(argc, argv, ¶meters) == 1) {
+ return 0;
+ }
- //Read the input file and put it in memory
- //----------------------------------------
- fsrc = fopen(infile, "rb");
+ /* read the input file and put it in memory */
+ /* ---------------------------------------- */
+ fsrc = fopen(parameters.infile, "rb");
if (!fsrc) {
- fprintf(stderr, "ERROR -> failed to open %s for reading\n", infile);
+ fprintf(stderr, "ERROR -> failed to open %s for reading\n", parameters.infile);
return 1;
- }
+ }
fseek(fsrc, 0, SEEK_END);
- len = ftell(fsrc);
+ file_length = ftell(fsrc);
fseek(fsrc, 0, SEEK_SET);
- src = (char *) malloc(len);
- fread(src, 1, len, fsrc);
+ src = (unsigned char *) malloc(file_length);
+ fread(src, 1, file_length, fsrc);
fclose(fsrc);
- //Decode the code-stream
- //----------------------
- switch(cp.cod_format) {
-
- case J2K_CFMT:
- if (!j2k_decode(src, len, &img, &cp)) {
- fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
- return 1;
- }
- break;
-
- case JP2_CFMT:
- jp2_struct = (jp2_struct_t *) malloc(sizeof(jp2_struct_t));
- jp2_struct->image = &img;
-
- if (jp2_read_struct(src, jp2_struct, len)) {
- fprintf(stderr, "ERROR -> j2k_to_image: failed to decode jp2 structure!\n");
- return 1;
- }
-
- if (!j2k_decode(src + jp2_struct->j2k_codestream_offset, jp2_struct->j2k_codestream_len, &img, &cp)) {
- fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
- return 1;
- }
-
- /* Insert code here if you want to create actions on jp2_struct before deleting it */
-
- free(jp2_struct);
- break;
-
- case JPT_CFMT:
- if (!j2k_decode_jpt_stream(src, len, &img, &cp)) {
- fprintf(stderr, "ERROR -> j2k_to_image: failed to decode JPT-file!\n");
- return 1;
- }
- break;
-
- default:
- fprintf(stderr,
- "ERROR -> j2k_to_image : Unknown input image format\n");
- return 1;
- break;
- }
-
- //Free the memory containing the code-stream
- //------------------------------------------
-
- free(src);
-
-
- //Create output image
- //-------------------
-
- /* ---------------------------- / */
- /* / / */
- /* / FORMAT : PNM, PGM or PPM / */
- /* / / */
- /* ---------------------------- / */
-
- switch (cp.decod_format) {
- case PXM_DFMT: /* PNM PGM PPM */
-
- tmp=outfile;
- while (*tmp) {
- tmp++;
- }
- tmp--;
- tmp--;
- S2 = *tmp;
-
- if (img.numcomps == 3 && img.comps[0].dx == img.comps[1].dx
- && img.comps[1].dx == img.comps[2].dx
- && img.comps[0].dy == img.comps[1].dy
- && img.comps[1].dy == img.comps[2].dy
- && img.comps[0].prec == img.comps[1].prec
- && img.comps[1].prec == img.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(img.x1 - img.x0, img.comps[0].dx);
- // wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor),img.comps[0].dx);
- wr = img.comps[0].w;
- wrr = int_ceildivpow2(img.comps[0].w, img.comps[0].factor);
-
- h = int_ceildiv(img.y1 - img.y0, img.comps[0].dy);
- // hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), img.comps[0].dy);
- hr = img.comps[0].h;
- hrr = int_ceildivpow2(img.comps[0].h, img.comps[0].factor);
-
- max = img.comps[0].prec > 8 ? 255 : (1 << img.comps[0].prec) - 1;
-
- img.comps[0].x0 =
- int_ceildivpow2(img.comps[0].x0 -
- int_ceildiv(img.x0, img.comps[0].dx),
- img.comps[0].factor);
- img.comps[0].y0 =
- int_ceildivpow2(img.comps[0].y0 -
- int_ceildiv(img.y0, img.comps[0].dy),
- img.comps[0].factor);
-
+ /* decode the code-stream */
+ /* ---------------------- */
+
+ switch(parameters.decod_format) {
+ case J2K_CFMT:
+ {
+ /* JPEG-2000 codestream */
+
+ /* get a decoder handle */
+ dinfo = opj_create_decompress(CODEC_J2K);
- fprintf(fdest, "P6\n%d %d\n%d\n", wrr, hrr, max);
- adjust = img.comps[0].prec > 8 ? img.comps[0].prec - 8 : 0;
- for (i = 0; i < wrr * hrr; i++) {
- int r, g, b;
- unsigned char rc,gc,bc;
- r = img.comps[0].data[i / wrr * wr + i % wrr];
- r += (img.comps[0].sgnd ? 1 << (img.comps[0].prec - 1) : 0);
- rc = (unsigned char) ((r >> adjust)+((r >> (adjust-1))%2));
-
- g = img.comps[1].data[i / wrr * wr + i % wrr];
- g += (img.comps[1].sgnd ? 1 << (img.comps[1].prec - 1) : 0);
- gc = (unsigned char) ((g >> adjust)+((g >> (adjust-1))%2));
-
- b = img.comps[2].data[i / wrr * wr + i % wrr];
- b += (img.comps[2].sgnd ? 1 << (img.comps[2].prec - 1) : 0);
- bc = (unsigned char) ((b >> adjust)+((b >> (adjust-1))%2));
-
- fprintf(fdest, "%c%c%c", rc, gc, bc);
+ /* catch events using our callbacks and give a local context */
+ opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
+
+ /* setup the decoder decoding parameters using user parameters */
+ opj_setup_decoder(dinfo, ¶meters);
+
+ /* open a byte stream */
+ cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
+
+ /* decode the stream and fill the image structure */
+ image = opj_decode(dinfo, cio);
+ if(!image) {
+ fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
+ opj_destroy_decompress(dinfo);
+ opj_cio_close(cio);
+ return 1;
}
- free(img.comps[0].data);
- free(img.comps[1].data);
- free(img.comps[2].data);
- fclose(fdest);
- } else {
- int ncomp=(S2=='g' || S2=='G')?1:img.numcomps;
- if (img.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;
- }
-
- w = int_ceildiv(img.x1 - img.x0, img.comps[compno].dx);
- // wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor),img.comps[compno].dx);
- wr = img.comps[compno].w;
- wrr =
- int_ceildivpow2(img.comps[compno].w, img.comps[compno].factor);
-
- h = int_ceildiv(img.y1 - img.y0, img.comps[compno].dy);
- // hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), img.comps[compno].dy);
- hr = img.comps[compno].h;
- hrr =
- int_ceildivpow2(img.comps[compno].h, img.comps[compno].factor);
-
- max =
- img.comps[compno].prec >
- 8 ? 255 : (1 << img.comps[compno].prec) - 1;
-
- img.comps[compno].x0 =
- int_ceildivpow2(img.comps[compno].x0 -
- int_ceildiv(img.x0,
- img.comps[compno].dx),
- img.comps[compno].factor);
- img.comps[compno].y0 =
- int_ceildivpow2(img.comps[compno].y0 -
- int_ceildiv(img.y0,
- img.comps[compno].dy),
- img.comps[compno].factor);
-
- fprintf(fdest, "P5\n%d %d\n%d\n", wrr, hrr, max);
- adjust =
- img.comps[compno].prec > 8 ? img.comps[compno].prec - 8 : 0;
- for (i = 0; i < wrr * hrr; i++) {
- int l;
- unsigned char lc;
- l = img.comps[compno].data[i / wrr * wr + i % wrr];
- l += (img.comps[compno].
- sgnd ? 1 << (img.comps[compno].prec - 1) : 0);
- lc = (unsigned char) ((l >> adjust)+((l >> (adjust-1))%2));
- fprintf(fdest, "%c", lc);
- }
- fclose(fdest);
- free(img.comps[compno].data);
- }
+ /* close the byte stream */
+ opj_cio_close(cio);
}
break;
-
- /* ------------------------ / */
- /* / / */
- /* / FORMAT : PGX / */
- /* / / */
- /* /----------------------- / */
- case PGX_DFMT: /* PGX */
- for (compno = 0; compno < img.numcomps; compno++) {
- j2k_comp_t *comp = &img.comps[compno];
- char name[256];
- int nbytes = 0;
- tmp = outfile;
- while (*tmp) {
- tmp++;
- }
- while (*tmp!='.') {
- tmp--;
- }
- *tmp='\0';
-
- if (img.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;
- }
-
- // w = int_ceildiv(img.x1 - img.x0, comp->dx);
- // wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor), comp->dx);
- w = img.comps[compno].w;
- wr = int_ceildivpow2(img.comps[compno].w, img.comps[compno].factor);
-
- // h = int_ceildiv(img.y1 - img.y0, comp->dy);
- // hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), comp->dy);
- h = img.comps[compno].h;
- hr = int_ceildivpow2(img.comps[compno].h, img.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;
+
+ case JP2_CFMT:
+ {
+ /* JPEG 2000 compressed image data */
+
+ /* get a decoder handle */
+ dinfo = opj_create_decompress(CODEC_JP2);
- else
- nbytes = 4;
- for (i = 0; i < wr * hr; i++) {
- int v = img.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);
-
- }
+ /* catch events using our callbacks and give a local context */
+ opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
+
+ /* setup the decoder decoding parameters using the current image and using user parameters */
+ opj_setup_decoder(dinfo, ¶meters);
+
+ /* open a byte stream */
+ cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
+
+ /* decode the stream and fill the image structure */
+ image = opj_decode(dinfo, cio);
+ if(!image) {
+ fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
+ opj_destroy_decompress(dinfo);
+ opj_cio_close(cio);
+ return 1;
}
- free(img.comps[compno].data);
- fclose(fdest);
+
+ /* close the byte stream */
+ opj_cio_close(cio);
+
}
break;
-
- /* ------------------------ / */
- /* / / */
- /* / FORMAT : BMP / */
- /* / / */
- /* /----------------------- / */
-
- case BMP_DFMT: /* BMP */
- if (img.numcomps == 3 && img.comps[0].dx == img.comps[1].dx
- && img.comps[1].dx == img.comps[2].dx
- && img.comps[0].dy == img.comps[1].dy
- && img.comps[1].dy == img.comps[2].dy
- && img.comps[0].prec == img.comps[1].prec
- && img.comps[1].prec == img.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 = int_ceildiv(img.x1 - img.x0, img.comps[0].dx);
- // wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor), img.comps[0].dx);
- w = img.comps[0].w;
- wr = int_ceildivpow2(img.comps[0].w, img.comps[0].factor);
-
- // h = int_ceildiv(img.y1 - img.y0, img.comps[0].dy);
- // hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), img.comps[0].dy);
- h = img.comps[0].h;
- hr = int_ceildivpow2(img.comps[0].h, img.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 */
- // R = img.comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
- R = img.comps[0].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
- // G = img.comps[1].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
- G = img.comps[1].data[w * hr - ((i) / (wr) + 1) * w + (i) % (wr)];
- // B = img.comps[2].data[w * h - ((i) / (w) + 1) * w + (i) % (w)];
- B = img.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);
- free(img.comps[1].data);
- free(img.comps[2].data);
- } else { /* Gray-scale */
-
- /* -->> -->> -->> -->>
-
- 8 bits non code (Gray scale)
-
- <<-- <<-- <<-- <<-- */
- fdest = fopen(outfile, "wb");
- // w = int_ceildiv(img.x1 - img.x0, img.comps[0].dx);
- // wr = int_ceildiv(int_ceildivpow2(img.x1 - img.x0,img.factor), img.comps[0].dx);
- w = img.comps[0].w;
- wr = int_ceildivpow2(img.comps[0].w, img.comps[0].factor);
-
- // h = int_ceildiv(img.y1 - img.y0, img.comps[0].dy);
- // hr = int_ceildiv(int_ceildivpow2(img.y1 - img.y0,img.factor), img.comps[0].dy);
- h = img.comps[0].h;
- hr = int_ceildivpow2(img.comps[0].h, img.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);
+
+ case JPT_CFMT:
+ {
+ /* JPEG 2000, JPIP */
+
+ /* get a decoder handle */
+ dinfo = opj_create_decompress(CODEC_JPT);
- /* 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 !! */
- // fprintf(fdest, "%c", img.comps[0].data[w * h - ((i) / (w) + 1) * w + (i) % (w)]);
- fprintf(fdest, "%c",
- img.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);
- }
+ /* catch events using our callbacks and give a local context */
+ opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr);
+
+ /* setup the decoder decoding parameters using user parameters */
+ opj_setup_decoder(dinfo, ¶meters);
+
+ /* open a byte stream */
+ cio = opj_cio_open((opj_common_ptr)dinfo, src, file_length);
+
+ /* decode the stream and fill the image structure */
+ image = opj_decode(dinfo, cio);
+ if(!image) {
+ fprintf(stderr, "ERROR -> j2k_to_image: failed to decode image!\n");
+ opj_destroy_decompress(dinfo);
+ opj_cio_close(cio);
+ return 1;
+ }
+
+ /* close the byte stream */
+ opj_cio_close(cio);
}
- fclose(fdest);
- free(img.comps[0].data);
break;
- default:
- fprintf(stderr,
- "ERROR -> j2k_to_image : Unknown output image format\n");
- return 1;
- break;
+ default:
+ fprintf(stderr, "ERROR -> j2k_to_image : Unknown input image format\n");
+ return 1;
+ break;
}
-
- // Free remaining structures
- //--------------------------
- j2k_dec_release();
-
-
-
- // Check memory leaks if debug mode
- //---------------------------------
-
-#ifdef _DEBUG
-
- _CrtDumpMemoryLeaks();
-
-#endif
-
+ /* free the memory containing the code-stream */
+ free(src);
+ src = NULL;
+
+ /* create output image */
+ /* ------------------- */
+
+ switch (parameters.cod_format) {
+ case PXM_DFMT: /* PNM PGM PPM */
+ imagetopnm(image, parameters.outfile);
+ break;
+
+ case PGX_DFMT: /* PGX */
+ imagetopgx(image, parameters.outfile);
+ break;
+
+ case BMP_DFMT: /* BMP */
+ imagetobmp(image, parameters.outfile);
+ break;
+ }
+
+ /* free remaining structures */
+ if(dinfo) {
+ opj_destroy_decompress(dinfo);
+ }
+
+ /* free image data structure */
+ opj_image_destroy(image);
+
return 0;
}
+