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));
133 fprintf(stdout, "Encoding random values -> keep in mind that this is very hard to compress\n");
134 for (i=0;i<l_data_size;++i) {
135 l_data[i] = (OPJ_BYTE)i; /*rand();*/
138 opj_set_default_encoder_parameters(&l_param);
139 /** you may here add custom encoding parameters */
140 /* rate specifications */
141 /** number of quality layers in the stream */
142 l_param.tcp_numlayers = 1;
143 l_param.cp_fixed_quality = 1;
144 l_param.tcp_distoratio[0] = 20;
145 /* is using others way of calculation */
146 /* l_param.cp_disto_alloc = 1 or l_param.cp_fixed_alloc = 1 */
147 /* l_param.tcp_rates[0] = ... */
150 /* tile definitions parameters */
151 /* position of the tile grid aligned with the image */
154 /* tile size, we are using tile based encoding */
155 l_param.tile_size_on = OPJ_TRUE;
156 l_param.cp_tdx = tile_width;
157 l_param.cp_tdy = tile_height;
159 /* use irreversible encoding ?*/
160 l_param.irreversible = irreversible;
162 /* do not bother with mct, the rsiz is set when calling opj_set_MCT*/
163 /*l_param.cp_rsiz = OPJ_STD_RSIZ;*/
166 /*l_param.cp_cinema = 0;*/
168 /* no not bother using SOP or EPH markers, do not use custom size precinct */
169 /* number of precincts to specify */
170 /* l_param.csty = 0;*/
171 /* l_param.res_spec = ... */
172 /* l_param.prch_init[i] = .. */
173 /* l_param.prcw_init[i] = .. */
176 /* do not use progression order changes */
177 /*l_param.numpocs = 0;*/
178 /* l_param.POC[i].... */
180 /* do not restrain the size for a component.*/
181 /* l_param.max_comp_size = 0; */
183 /** block encoding style for each component, do not use at the moment */
184 /** J2K_CCP_CBLKSTY_TERMALL, J2K_CCP_CBLKSTY_LAZY, J2K_CCP_CBLKSTY_VSC, J2K_CCP_CBLKSTY_SEGSYM, J2K_CCP_CBLKSTY_RESET */
185 /* l_param.mode = 0;*/
187 /** number of resolutions */
188 l_param.numresolution = 6;
190 /** progression order to use*/
191 /** OPJ_LRCP, OPJ_RLCP, OPJ_RPCL, PCRL, CPRL */
192 l_param.prog_order = OPJ_LRCP;
194 /** no "region" of interest, more precisally component */
195 /* l_param.roi_compno = -1; */
196 /* l_param.roi_shift = 0; */
198 /* we are not using multiple tile parts for a tile. */
199 /* l_param.tp_on = 0; */
200 /* l_param.tp_flag = 0; */
202 /* if we are using mct */
204 opj_set_MCT(&l_param,l_mct,l_offsets,NUM_COMPS);
208 /* image definition */
209 l_current_param_ptr = l_params;
210 for (i=0;i<num_comps;++i) {
211 /* do not bother bpp useless */
212 /*l_current_param_ptr->bpp = COMP_PREC;*/
213 l_current_param_ptr->dx = 1;
214 l_current_param_ptr->dy = 1;
216 l_current_param_ptr->h = (OPJ_UINT32)image_height;
217 l_current_param_ptr->w = (OPJ_UINT32)image_width;
219 l_current_param_ptr->sgnd = 0;
220 l_current_param_ptr->prec = (OPJ_UINT32)comp_prec;
222 l_current_param_ptr->x0 = 0;
223 l_current_param_ptr->y0 = 0;
225 ++l_current_param_ptr;
228 /* should we do j2k or jp2 ?*/
229 len = (unsigned char)strlen( output_file );
230 if( strcmp( output_file + len - 4, ".jp2" ) == 0 )
232 l_codec = opj_create_compress(OPJ_CODEC_JP2);
236 l_codec = opj_create_compress(OPJ_CODEC_J2K);
242 /* catch events using our callbacks and give a local context */
243 opj_set_info_handler(l_codec, info_callback,00);
244 opj_set_warning_handler(l_codec, warning_callback,00);
245 opj_set_error_handler(l_codec, error_callback,00);
247 l_image = opj_image_tile_create(num_comps,l_params,OPJ_CLRSPC_SRGB);
249 opj_destroy_codec(l_codec);
255 l_image->x1 = (OPJ_UINT32)image_width;
256 l_image->y1 = (OPJ_UINT32)image_height;
257 l_image->color_space = OPJ_CLRSPC_SRGB;
259 if (! opj_setup_encoder(l_codec,&l_param,l_image)) {
260 fprintf(stderr, "ERROR -> test_tile_encoder: failed to setup the codec!\n");
261 opj_destroy_codec(l_codec);
262 opj_image_destroy(l_image);
266 l_stream = opj_stream_create_default_file_stream(output_file, OPJ_FALSE);
268 fprintf(stderr, "ERROR -> test_tile_encoder: failed to create the stream from the output file %s !\n",output_file );
269 opj_destroy_codec(l_codec);
270 opj_image_destroy(l_image);
274 if (! opj_start_compress(l_codec,l_image,l_stream)) {
275 fprintf(stderr, "ERROR -> test_tile_encoder: failed to start compress!\n");
276 opj_stream_destroy(l_stream);
277 opj_destroy_codec(l_codec);
278 opj_image_destroy(l_image);
282 for (i=0;i<l_nb_tiles;++i) {
283 if (! opj_write_tile(l_codec,i,l_data,l_data_size,l_stream)) {
284 fprintf(stderr, "ERROR -> test_tile_encoder: failed to write the tile %d!\n",i);
285 opj_stream_destroy(l_stream);
286 opj_destroy_codec(l_codec);
287 opj_image_destroy(l_image);
292 if (! opj_end_compress(l_codec,l_stream)) {
293 fprintf(stderr, "ERROR -> test_tile_encoder: failed to end compress!\n");
294 opj_stream_destroy(l_stream);
295 opj_destroy_codec(l_codec);
296 opj_image_destroy(l_image);
300 opj_stream_destroy(l_stream);
301 opj_destroy_codec(l_codec);
302 opj_image_destroy(l_image);