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 debug callback expecting no client object
41 static void error_callback(const char *msg, void *client_data) {
43 fprintf(stdout, "[ERROR] %s", msg);
46 sample warning debug callback expecting no client object
48 static void warning_callback(const char *msg, void *client_data) {
50 fprintf(stdout, "[WARNING] %s", msg);
53 sample debug callback expecting no client object
55 static void info_callback(const char *msg, void *client_data) {
57 fprintf(stdout, "[INFO] %s", msg);
60 /* -------------------------------------------------------------------------- */
62 #define NUM_COMPS_MAX 4
63 int main (int argc, char *argv[])
65 opj_cparameters_t l_param;
66 opj_codec_t * l_codec;
67 opj_image_t * l_image;
68 opj_image_cmptparm_t l_params [NUM_COMPS_MAX];
69 opj_stream_t * l_stream;
70 OPJ_UINT32 l_nb_tiles;
71 OPJ_UINT32 l_data_size;
75 const OPJ_FLOAT32 l_mct [] =
82 const OPJ_INT32 l_offsets [] =
88 opj_image_cmptparm_t * l_current_param_ptr;
101 /* should be test_tile_encoder 3 2000 2000 1000 1000 8 tte1.j2k */
104 num_comps = (OPJ_UINT32)atoi( argv[1] );
105 image_width = atoi( argv[2] );
106 image_height = atoi( argv[3] );
107 tile_width = atoi( argv[4] );
108 tile_height = atoi( argv[5] );
109 comp_prec = atoi( argv[6] );
110 irreversible = atoi( argv[7] );
111 strcpy(output_file, argv[8] );
122 strcpy(output_file, "test.j2k" );
124 if( num_comps > NUM_COMPS_MAX )
128 l_nb_tiles = (OPJ_UINT32)(image_width/tile_width) * (OPJ_UINT32)(image_height/tile_height);
129 l_data_size = (OPJ_UINT32)tile_width * (OPJ_UINT32)tile_height * (OPJ_UINT32)num_comps * (OPJ_UINT32)(comp_prec/8);
131 l_data = (OPJ_BYTE*) malloc(l_data_size * sizeof(OPJ_BYTE));
135 fprintf(stdout, "Encoding random values -> keep in mind that this is very hard to compress\n");
136 for (i=0;i<l_data_size;++i) {
137 l_data[i] = (OPJ_BYTE)i; /*rand();*/
140 opj_set_default_encoder_parameters(&l_param);
141 /** you may here add custom encoding parameters */
142 /* rate specifications */
143 /** number of quality layers in the stream */
144 l_param.tcp_numlayers = 1;
145 l_param.cp_fixed_quality = 1;
146 l_param.tcp_distoratio[0] = 20;
147 /* is using others way of calculation */
148 /* l_param.cp_disto_alloc = 1 or l_param.cp_fixed_alloc = 1 */
149 /* l_param.tcp_rates[0] = ... */
152 /* tile definitions parameters */
153 /* position of the tile grid aligned with the image */
156 /* tile size, we are using tile based encoding */
157 l_param.tile_size_on = OPJ_TRUE;
158 l_param.cp_tdx = tile_width;
159 l_param.cp_tdy = tile_height;
161 /* use irreversible encoding ?*/
162 l_param.irreversible = irreversible;
164 /* do not bother with mct, the rsiz is set when calling opj_set_MCT*/
165 /*l_param.cp_rsiz = OPJ_STD_RSIZ;*/
168 /*l_param.cp_cinema = 0;*/
170 /* no not bother using SOP or EPH markers, do not use custom size precinct */
171 /* number of precincts to specify */
172 /* l_param.csty = 0;*/
173 /* l_param.res_spec = ... */
174 /* l_param.prch_init[i] = .. */
175 /* l_param.prcw_init[i] = .. */
178 /* do not use progression order changes */
179 /*l_param.numpocs = 0;*/
180 /* l_param.POC[i].... */
182 /* do not restrain the size for a component.*/
183 /* l_param.max_comp_size = 0; */
185 /** block encoding style for each component, do not use at the moment */
186 /** J2K_CCP_CBLKSTY_TERMALL, J2K_CCP_CBLKSTY_LAZY, J2K_CCP_CBLKSTY_VSC, J2K_CCP_CBLKSTY_SEGSYM, J2K_CCP_CBLKSTY_RESET */
187 /* l_param.mode = 0;*/
189 /** number of resolutions */
190 l_param.numresolution = 6;
192 /** progression order to use*/
193 /** OPJ_LRCP, OPJ_RLCP, OPJ_RPCL, PCRL, CPRL */
194 l_param.prog_order = OPJ_LRCP;
196 /** no "region" of interest, more precisally component */
197 /* l_param.roi_compno = -1; */
198 /* l_param.roi_shift = 0; */
200 /* we are not using multiple tile parts for a tile. */
201 /* l_param.tp_on = 0; */
202 /* l_param.tp_flag = 0; */
204 /* if we are using mct */
206 opj_set_MCT(&l_param,l_mct,l_offsets,NUM_COMPS);
210 /* image definition */
211 l_current_param_ptr = l_params;
212 for (i=0;i<num_comps;++i) {
213 /* do not bother bpp useless */
214 /*l_current_param_ptr->bpp = COMP_PREC;*/
215 l_current_param_ptr->dx = 1;
216 l_current_param_ptr->dy = 1;
218 l_current_param_ptr->h = (OPJ_UINT32)image_height;
219 l_current_param_ptr->w = (OPJ_UINT32)image_width;
221 l_current_param_ptr->sgnd = 0;
222 l_current_param_ptr->prec = (OPJ_UINT32)comp_prec;
224 l_current_param_ptr->x0 = 0;
225 l_current_param_ptr->y0 = 0;
227 ++l_current_param_ptr;
230 /* should we do j2k or jp2 ?*/
231 len = (unsigned char)strlen( output_file );
232 if( strcmp( output_file + len - 4, ".jp2" ) == 0 )
234 l_codec = opj_create_compress(OPJ_CODEC_JP2);
238 l_codec = opj_create_compress(OPJ_CODEC_J2K);
245 /* catch events using our callbacks and give a local context */
246 opj_set_info_handler(l_codec, info_callback,00);
247 opj_set_warning_handler(l_codec, warning_callback,00);
248 opj_set_error_handler(l_codec, error_callback,00);
250 l_image = opj_image_tile_create(num_comps,l_params,OPJ_CLRSPC_SRGB);
253 opj_destroy_codec(l_codec);
259 l_image->x1 = (OPJ_UINT32)image_width;
260 l_image->y1 = (OPJ_UINT32)image_height;
261 l_image->color_space = OPJ_CLRSPC_SRGB;
263 if (! opj_setup_encoder(l_codec,&l_param,l_image)) {
264 fprintf(stderr, "ERROR -> test_tile_encoder: failed to setup the codec!\n");
265 opj_destroy_codec(l_codec);
266 opj_image_destroy(l_image);
271 l_stream = opj_stream_create_default_file_stream(output_file, OPJ_FALSE);
273 fprintf(stderr, "ERROR -> test_tile_encoder: failed to create the stream from the output file %s !\n",output_file );
274 opj_destroy_codec(l_codec);
275 opj_image_destroy(l_image);
280 if (! opj_start_compress(l_codec,l_image,l_stream)) {
281 fprintf(stderr, "ERROR -> test_tile_encoder: failed to start compress!\n");
282 opj_stream_destroy(l_stream);
283 opj_destroy_codec(l_codec);
284 opj_image_destroy(l_image);
289 for (i=0;i<l_nb_tiles;++i) {
290 if (! opj_write_tile(l_codec,i,l_data,l_data_size,l_stream)) {
291 fprintf(stderr, "ERROR -> test_tile_encoder: failed to write the tile %d!\n",i);
292 opj_stream_destroy(l_stream);
293 opj_destroy_codec(l_codec);
294 opj_image_destroy(l_image);
300 if (! opj_end_compress(l_codec,l_stream)) {
301 fprintf(stderr, "ERROR -> test_tile_encoder: failed to end compress!\n");
302 opj_stream_destroy(l_stream);
303 opj_destroy_codec(l_codec);
304 opj_image_destroy(l_image);
309 opj_stream_destroy(l_stream);
310 opj_destroy_codec(l_codec);
311 opj_image_destroy(l_image);