2 * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
18 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24 * POSSIBILITY OF SUCH DAMAGE.
32 #include "opj_config.h"
36 /* -------------------------------------------------------------------------- */
39 sample error callback expecting a FILE* client object
41 static void error_callback_file(const char *msg, void *client_data) {
42 FILE *stream = (FILE*)client_data;
43 fprintf(stream, "[ERROR] %s", msg);
46 sample warning callback expecting a FILE* client object
48 static void warning_callback_file(const char *msg, void *client_data) {
49 FILE *stream = (FILE*)client_data;
50 fprintf(stream, "[WARNING] %s", msg);
53 sample error debug callback expecting no client object
55 static void error_callback(const char *msg, void *client_data) {
57 fprintf(stdout, "[ERROR] %s", msg);
60 sample warning debug callback expecting no client object
62 static void warning_callback(const char *msg, void *client_data) {
64 fprintf(stdout, "[WARNING] %s", msg);
67 sample debug callback expecting no client object
69 static void info_callback(const char *msg, void *client_data) {
71 fprintf(stdout, "[INFO] %s", msg);
74 /* -------------------------------------------------------------------------- */
76 #define NUM_COMPS_MAX 4
77 int main (int argc, char *argv[])
79 opj_cparameters_t l_param;
80 opj_codec_t * l_codec;
81 opj_image_t * l_image;
82 opj_image_cmptparm_t l_params [NUM_COMPS_MAX];
84 opj_stream_t * l_stream;
85 OPJ_UINT32 l_nb_tiles;
86 OPJ_UINT32 l_data_size;
90 const OPJ_FLOAT32 l_mct [] =
97 const OPJ_INT32 l_offsets [] =
103 opj_image_cmptparm_t * l_current_param_ptr;
107 OPJ_UINT32 num_comps;
114 char output_file[64];
116 /* should be test_tile_encoder 3 2000 2000 1000 1000 8 tte1.j2k */
119 num_comps = atoi( argv[1] );
120 image_width = atoi( argv[2] );
121 image_height = atoi( argv[3] );
122 tile_width = atoi( argv[4] );
123 tile_height = atoi( argv[5] );
124 comp_prec = atoi( argv[6] );
125 irreversible = atoi( argv[7] );
126 strcpy(output_file, argv[8] );
137 strcpy(output_file, "test.j2k" );
139 if( num_comps > NUM_COMPS_MAX )
143 l_nb_tiles = (image_width/tile_width) * (image_height/tile_height);
144 l_data_size = tile_width * tile_height * num_comps * (comp_prec/8);
146 l_data = (OPJ_BYTE*) malloc(tile_width * tile_height * num_comps * (comp_prec/8) * sizeof(OPJ_BYTE));
148 fprintf(stdout, "Encoding random values -> keep in mind that this is very hard to compress\n");
149 for (i=0;i<l_data_size;++i) {
150 l_data[i] = i; /*rand();*/
153 opj_set_default_encoder_parameters(&l_param);
154 /** you may here add custom encoding parameters */
155 /* rate specifications */
156 /** number of quality layers in the stream */
157 l_param.tcp_numlayers = 1;
158 l_param.cp_fixed_quality = 1;
159 l_param.tcp_distoratio[0] = 20;
160 /* is using others way of calculation */
161 /* l_param.cp_disto_alloc = 1 or l_param.cp_fixed_alloc = 1 */
162 /* l_param.tcp_rates[0] = ... */
165 /* tile definitions parameters */
166 /* position of the tile grid aligned with the image */
169 /* tile size, we are using tile based encoding */
170 l_param.tile_size_on = OPJ_TRUE;
171 l_param.cp_tdx = tile_width;
172 l_param.cp_tdy = tile_height;
174 /* use irreversible encoding ?*/
175 l_param.irreversible = irreversible;
177 /* do not bother with mct, the rsiz is set when calling opj_set_MCT*/
178 /*l_param.cp_rsiz = STD_RSIZ;*/
181 /*l_param.cp_cinema = 0;*/
183 /* no not bother using SOP or EPH markers, do not use custom size precinct */
184 /* number of precincts to specify */
185 /* l_param.csty = 0;*/
186 /* l_param.res_spec = ... */
187 /* l_param.prch_init[i] = .. */
188 /* l_param.prcw_init[i] = .. */
191 /* do not use progression order changes */
192 /*l_param.numpocs = 0;*/
193 /* l_param.POC[i].... */
195 /* do not restrain the size for a component.*/
196 /* l_param.max_comp_size = 0; */
198 /** block encoding style for each component, do not use at the moment */
199 /** J2K_CCP_CBLKSTY_TERMALL, J2K_CCP_CBLKSTY_LAZY, J2K_CCP_CBLKSTY_VSC, J2K_CCP_CBLKSTY_SEGSYM, J2K_CCP_CBLKSTY_RESET */
200 /* l_param.mode = 0;*/
202 /** number of resolutions */
203 l_param.numresolution = 6;
205 /** progression order to use*/
206 /** LRCP, RLCP, RPCL, PCRL, CPRL */
207 l_param.prog_order = LRCP;
209 /** no "region" of interest, more precisally component */
210 /* l_param.roi_compno = -1; */
211 /* l_param.roi_shift = 0; */
213 /* we are not using multiple tile parts for a tile. */
214 /* l_param.tp_on = 0; */
215 /* l_param.tp_flag = 0; */
217 /* if we are using mct */
219 opj_set_MCT(&l_param,l_mct,l_offsets,NUM_COMPS);
223 /* image definition */
224 l_current_param_ptr = l_params;
225 for (i=0;i<num_comps;++i) {
226 /* do not bother bpp useless */
227 /*l_current_param_ptr->bpp = COMP_PREC;*/
228 l_current_param_ptr->dx = 1;
229 l_current_param_ptr->dy = 1;
231 l_current_param_ptr->h = image_height;
232 l_current_param_ptr->w = image_width;
234 l_current_param_ptr->sgnd = 0;
235 l_current_param_ptr->prec = comp_prec;
237 l_current_param_ptr->x0 = 0;
238 l_current_param_ptr->y0 = 0;
240 ++l_current_param_ptr;
243 /* should we do j2k or jp2 ?*/
244 len = strlen( output_file );
245 if( strcmp( output_file + len - 4, ".jp2" ) == 0 )
247 l_codec = opj_create_compress(CODEC_JP2);
251 l_codec = opj_create_compress(CODEC_J2K);
257 /* catch events using our callbacks and give a local context */
258 opj_set_info_handler(l_codec, info_callback,00);
259 opj_set_warning_handler(l_codec, warning_callback,00);
260 opj_set_error_handler(l_codec, error_callback,00);
262 l_image = opj_image_tile_create(num_comps,l_params,CLRSPC_SRGB);
264 opj_destroy_codec(l_codec);
270 l_image->x1 = image_width;
271 l_image->y1 = image_height;
272 l_image->color_space = CLRSPC_SRGB;
274 if (! opj_setup_encoder(l_codec,&l_param,l_image)) {
275 fprintf(stderr, "ERROR -> test_tile_encoder: failed to setup the codec!\n");
276 opj_destroy_codec(l_codec);
277 opj_image_destroy(l_image);
281 l_file = fopen(output_file,"wb");
283 fprintf(stderr, "ERROR -> test_tile_encoder: failed to create the output file!\n");
284 opj_destroy_codec(l_codec);
285 opj_image_destroy(l_image);
289 l_stream = opj_stream_create_default_file_stream(l_file, OPJ_FALSE);
291 if (! opj_start_compress(l_codec,l_image,l_stream)) {
292 fprintf(stderr, "ERROR -> test_tile_encoder: failed to start compress!\n");
293 opj_stream_destroy(l_stream);
295 opj_destroy_codec(l_codec);
296 opj_image_destroy(l_image);
300 for (i=0;i<l_nb_tiles;++i) {
301 if (! opj_write_tile(l_codec,i,l_data,l_data_size,l_stream)) {
302 fprintf(stderr, "ERROR -> test_tile_encoder: failed to write the tile %d!\n",i);
303 opj_stream_destroy(l_stream);
305 opj_destroy_codec(l_codec);
306 opj_image_destroy(l_image);
311 if (! opj_end_compress(l_codec,l_stream)) {
312 fprintf(stderr, "ERROR -> test_tile_encoder: failed to end compress!\n");
313 opj_stream_destroy(l_stream);
315 opj_destroy_codec(l_codec);
316 opj_image_destroy(l_image);
320 opj_stream_destroy(l_stream);
322 opj_destroy_codec(l_codec);
323 opj_image_destroy(l_image);