2 * Copyright (c) 2003-2004, Fran�ois-Olivier Devaux
3 * Copyright (c) 2002-2004, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
28 #include "opj_includes.h"
30 #include "mj2_convert.h"
31 #include "compat/getopt.h"
34 Size of memory first allocated for MOOV box
36 #define TEMP_BUF 10000
38 /* -------------------------------------------------------------------------- */
41 sample error callback expecting a FILE* client object
43 void error_callback(const char *msg, void *client_data) {
44 FILE *stream = (FILE*)client_data;
45 fprintf(stream, "[ERROR] %s", msg);
48 sample warning callback expecting a FILE* client object
50 void warning_callback(const char *msg, void *client_data) {
51 FILE *stream = (FILE*)client_data;
52 fprintf(stream, "[WARNING] %s", msg);
55 sample debug callback expecting a FILE* client object
57 void info_callback(const char *msg, void *client_data) {
58 FILE *stream = (FILE*)client_data;
59 fprintf(stream, "[INFO] %s", msg);
62 /* -------------------------------------------------------------------------- */
67 fprintf(stdout,"HELP\n----\n\n");
68 fprintf(stdout,"- the -h option displays this help information on screen\n\n");
71 fprintf(stdout,"List of parameters for the MJ2 encoder:\n");
73 fprintf(stdout,"REMARKS:\n");
74 fprintf(stdout,"---------\n");
77 (stdout,"The markers written to the main_header are : SOC SIZ COD QCD COM.\n");
79 (stdout,"COD and QCD never appear in the tile_header.\n");
81 fprintf(stdout,"By default:\n");
82 fprintf(stdout,"------------\n");
84 fprintf(stdout," * Lossless\n");
85 fprintf(stdout," * 1 tile\n");
86 fprintf(stdout," * Size of precinct : 2^15 x 2^15 (means 1 precinct)\n");
87 fprintf(stdout," * Size of code-block : 64 x 64\n");
88 fprintf(stdout," * Number of resolutions: 6\n");
89 fprintf(stdout," * No SOP marker in the codestream\n");
90 fprintf(stdout," * No EPH marker in the codestream\n");
91 fprintf(stdout," * No sub-sampling in x or y direction\n");
92 fprintf(stdout," * No mode switch activated\n");
93 fprintf(stdout," * Progression order: LRCP\n");
94 fprintf(stdout," * No index file\n");
95 fprintf(stdout," * No ROI upshifted\n");
96 fprintf(stdout," * No offset of the origin of the image\n");
97 fprintf(stdout," * No offset of the origin of the tiles\n");
98 fprintf(stdout," * Reversible DWT 5-3\n");
100 fprintf(stdout,"Parameters:\n");
101 fprintf(stdout,"------------\n");
102 fprintf(stdout,"\n");
104 (stdout,"Required Parameters (except with -h):\n");
106 (stdout,"-i : source file (-i source.yuv) \n");
108 (stdout,"-o : destination file (-o dest.mj2) \n");
110 (stdout,"Optional Parameters:\n");
111 fprintf(stdout,"-h : display the help information \n");
112 fprintf(stdout,"-r : different compression ratios for successive layers (-r 20,10,5)\n ");
113 fprintf(stdout," - The rate specified for each quality level is the desired \n");
114 fprintf(stdout," compression factor.\n");
115 fprintf(stdout," Example: -r 20,10,1 means quality 1: compress 20x, \n");
116 fprintf(stdout," quality 2: compress 10x and quality 3: compress lossless\n");
117 fprintf(stdout," (options -r and -q cannot be used together)\n ");
119 fprintf(stdout,"-q : different psnr for successive layers (-q 30,40,50) \n ");
121 fprintf(stdout," (options -r and -q cannot be used together)\n ");
123 fprintf(stdout,"-n : number of resolutions (-n 3) \n");
124 fprintf(stdout,"-b : size of code block (-b 32,32) \n");
125 fprintf(stdout,"-c : size of precinct (-c 128,128) \n");
126 fprintf(stdout,"-t : size of tile (-t 512,512) \n");
128 (stdout,"-p : progression order (-p LRCP) [LRCP, RLCP, RPCL, PCRL, CPRL] \n");
130 (stdout,"-s : subsampling factor (-s 2,2) [-s X,Y] \n");
131 fprintf(stdout," Remark: subsampling bigger than 2 can produce error\n");
133 (stdout,"-SOP : write SOP marker before each packet \n");
135 (stdout,"-EPH : write EPH marker after each header packet \n");
137 (stdout,"-M : mode switch (-M 3) [1=BYPASS(LAZY) 2=RESET 4=RESTART(TERMALL)\n");
139 (stdout," 8=VSC 16=ERTERM(SEGTERM) 32=SEGMARK(SEGSYM)] \n");
141 (stdout," Indicate multiple modes by adding their values. \n");
143 (stdout," ex: RESTART(4) + RESET(2) + SEGMARK(32) = -M 38\n");
145 (stdout,"-ROI : c=%%d,U=%%d : quantization indices upshifted \n");
147 (stdout," for component c=%%d [%%d = 0,1,2]\n");
149 (stdout," with a value of U=%%d [0 <= %%d <= 37] (i.e. -ROI:c=0,U=25) \n");
151 (stdout,"-d : offset of the origin of the image (-d 150,300) \n");
153 (stdout,"-T : offset of the origin of the tiles (-T 100,75) \n");
154 fprintf(stdout,"-I : use the irreversible DWT 9-7 (-I) \n");
155 fprintf(stdout,"-W : image width, height and the dx and dy subsampling \n");
156 fprintf(stdout," of the Cb and Cr components for YUV files \n");
157 fprintf(stdout," (default is '352,288,2,2' for CIF format's 352x288 and 4:2:0)\n");
158 fprintf(stdout,"-F : video frame rate (set to 25 by default)\n");
160 fprintf(stdout,"\n");
161 fprintf(stdout,"IMPORTANT:\n");
162 fprintf(stdout,"-----------\n");
163 fprintf(stdout,"\n");
164 fprintf(stdout,"The index file has the structure below:\n");
165 fprintf(stdout,"---------------------------------------\n");
166 fprintf(stdout,"\n");
167 fprintf(stdout,"Image_height Image_width\n");
168 fprintf(stdout,"progression order\n");
169 fprintf(stdout,"Tiles_size_X Tiles_size_Y\n");
170 fprintf(stdout,"Components_nb\n");
171 fprintf(stdout,"Layers_nb\n");
172 fprintf(stdout,"decomposition_levels\n");
173 fprintf(stdout,"[Precincts_size_X_res_Nr Precincts_size_Y_res_Nr]...\n");
174 fprintf(stdout," [Precincts_size_X_res_0 Precincts_size_Y_res_0]\n");
175 fprintf(stdout,"Main_header_end_position\n");
176 fprintf(stdout,"Codestream_size\n");
177 fprintf(stdout,"Tile_0 start_pos end_Theader end_pos TotalDisto NumPix MaxMSE\n");
178 fprintf(stdout,"Tile_1 '' '' '' '' '' ''\n");
179 fprintf(stdout,"...\n");
180 fprintf(stdout,"Tile_Nt '' '' '' '' '' ''\n");
181 fprintf(stdout,"Tpacket_0 Tile layer res. comp. prec. start_pos end_pos disto\n");
182 fprintf(stdout,"...\n");
183 fprintf(stdout,"Tpacket_Np '' '' '' '' '' '' '' ''\n");
185 fprintf(stdout,"MaxDisto\n");
187 fprintf(stdout,"TotalDisto\n\n");
190 int give_progression(char progression[4])
192 if (progression[0] == 'L' && progression[1] == 'R'
193 && progression[2] == 'C' && progression[3] == 'P') {
196 if (progression[0] == 'R' && progression[1] == 'L'
197 && progression[2] == 'C' && progression[3] == 'P') {
200 if (progression[0] == 'R' && progression[1] == 'P'
201 && progression[2] == 'C' && progression[3] == 'L') {
204 if (progression[0] == 'P' && progression[1] == 'C'
205 && progression[2] == 'R' && progression[3] == 'L') {
208 if (progression[0] == 'C' && progression[1] == 'P'
209 && progression[2] == 'R' && progression[3] == 'L') {
223 int main(int argc, char **argv)
225 mj2_cparameters_t mj2_parameters; /* MJ2 compression parameters */
226 opj_cparameters_t *j2k_parameters; /* J2K compression parameters */
227 opj_event_mgr_t event_mgr; /* event manager */
236 long mdat_initpos, offset;
242 double total_time = 0;
246 mj2_parameters.Dim[0] = 0;
247 mj2_parameters.Dim[1] = 0;
248 mj2_parameters.w = 352; // CIF default value
249 mj2_parameters.h = 288; // CIF default value
250 mj2_parameters.CbCr_subsampling_dx = 2; // CIF default value
251 mj2_parameters.CbCr_subsampling_dy = 2; // CIF default value
252 mj2_parameters.frame_rate = 25;
254 configure the event callbacks (not required)
255 setting of each callback is optionnal
257 memset(&event_mgr, 0, sizeof(opj_event_mgr_t));
258 event_mgr.error_handler = error_callback;
259 event_mgr.warning_handler = warning_callback;
260 event_mgr.info_handler = NULL;
262 /* set J2K encoding parameters to default values */
263 opj_set_default_encoder_parameters(&mj2_parameters.j2k_parameters);
264 j2k_parameters = &mj2_parameters.j2k_parameters;
266 /* Create comment for codestream */
267 if(j2k_parameters->cp_comment == NULL) {
268 const char comment[] = "Created by OpenJPEG version ";
269 const size_t clen = strlen(comment);
270 const char *version = opj_version();
271 j2k_parameters->cp_comment = (char*)malloc(clen+strlen(version)+1);
272 sprintf(j2k_parameters->cp_comment,"%s%s", comment, version);
275 mj2_parameters.decod_format = 0;
276 mj2_parameters.cod_format = 0;
279 int c = getopt(argc, argv,
280 "i:o:r:q:f:t:n:c:b:p:s:d:h P:S:E:M:R:T:C:I:W:F:");
284 case 'i': /* IN fill */
286 char *infile = optarg;
298 if ((S1 == 'y' && S2 == 'u' && S3 == 'v')
299 || (S1 == 'Y' && S2 == 'U' && S3 == 'V')) {
300 mj2_parameters.decod_format = YUV_DFMT;
304 "!! Unrecognized format for infile : %c%c%c [accept only *.yuv] !!\n\n",
308 strncpy(mj2_parameters.infile, infile, sizeof(mj2_parameters.infile)-1);
311 /* ----------------------------------------------------- */
312 case 'o': /* OUT fill */
314 char *outfile = optarg;
327 if ((S1 == 'm' && S2 == 'j' && S3 == '2')
328 || (S1 == 'M' && S2 == 'J' && S3 == '2'))
329 mj2_parameters.cod_format = MJ2_CFMT;
332 "Unknown output format image *.%c%c%c [only *.mj2]!! \n",
336 strncpy(mj2_parameters.outfile, outfile, sizeof(mj2_parameters.outfile)-1);
339 /* ----------------------------------------------------- */
340 case 'r': /* rates rates/distorsion */
344 while (sscanf(s, "%f", &rate) == 1) {
345 j2k_parameters->tcp_rates[j2k_parameters->tcp_numlayers] = rate * 2;
346 j2k_parameters->tcp_numlayers++;
347 while (*s && *s != ',') {
354 j2k_parameters->cp_disto_alloc = 1;
357 /* ----------------------------------------------------- */
358 case 'q': /* add fixed_quality */
360 while (sscanf(s, "%f", &j2k_parameters->tcp_distoratio[j2k_parameters->tcp_numlayers]) == 1) {
361 j2k_parameters->tcp_numlayers++;
362 while (*s && *s != ',') {
369 j2k_parameters->cp_fixed_quality = 1;
372 /* ----------------------------------------------------- */
373 case 'f': /* mod fixed_quality (before : -q) */
375 int *row = NULL, *col = NULL;
376 int numlayers = 0, numresolution = 0, matrix_width = 0;
379 sscanf(s, "%d", &numlayers);
384 j2k_parameters->tcp_numlayers = numlayers;
385 numresolution = j2k_parameters->numresolution;
386 matrix_width = numresolution * 3;
387 j2k_parameters->cp_matrice = (int *) malloc(numlayers * matrix_width * sizeof(int));
390 for (i = 0; i < numlayers; i++) {
391 row = &j2k_parameters->cp_matrice[i * matrix_width];
393 j2k_parameters->tcp_rates[i] = 1;
394 sscanf(s, "%d,", &col[0]);
400 for (j = 1; j < numresolution; j++) {
402 sscanf(s, "%d,%d,%d", &col[0], &col[1], &col[2]);
411 if (i < numlayers - 1)
414 j2k_parameters->cp_fixed_alloc = 1;
417 /* ----------------------------------------------------- */
418 case 't': /* tiles */
419 sscanf(optarg, "%d,%d", &j2k_parameters->cp_tdx, &j2k_parameters->cp_tdy);
420 j2k_parameters->tile_size_on = true;
422 /* ----------------------------------------------------- */
423 case 'n': /* resolution */
424 sscanf(optarg, "%d", &j2k_parameters->numresolution);
426 /* ----------------------------------------------------- */
427 case 'c': /* precinct dimension */
435 sscanf(s, "[%d,%d]%c", &j2k_parameters->prcw_init[res_spec],
436 &j2k_parameters->prch_init[res_spec], &sep);
437 j2k_parameters->csty |= 0x01;
439 s = strpbrk(s, "]") + 2;
442 j2k_parameters->res_spec = res_spec;
446 /* ----------------------------------------------------- */
447 case 'b': /* code-block dimension */
449 int cblockw_init = 0, cblockh_init = 0;
450 sscanf(optarg, "%d,%d", &cblockw_init, &cblockh_init);
451 if (cblockw_init * cblockh_init > 4096 || cblockw_init > 1024
452 || cblockw_init < 4 || cblockh_init > 1024 || cblockh_init < 4) {
454 "!! Size of code_block error (option -b) !!\n\nRestriction :\n"
455 " * width*height<=4096\n * 4<=width,height<= 1024\n\n");
458 j2k_parameters->cblockw_init = cblockw_init;
459 j2k_parameters->cblockh_init = cblockh_init;
462 /* ----------------------------------------------------- */
463 case 'p': /* progression order */
467 strncpy(progression, optarg, 4);
468 j2k_parameters->prog_order = give_progression(progression);
469 if (j2k_parameters->prog_order == -1) {
470 fprintf(stderr, "Unrecognized progression order "
471 "[LRCP, RLCP, RPCL, PCRL, CPRL] !!\n");
476 /* ----------------------------------------------------- */
477 case 's': /* subsampling factor */
479 if (sscanf(optarg, "%d,%d", &j2k_parameters->subsampling_dx,
480 &j2k_parameters->subsampling_dy) != 2) {
481 fprintf(stderr, "'-s' sub-sampling argument error ! [-s dx,dy]\n");
486 /* ----------------------------------------------------- */
487 case 'd': /* coordonnate of the reference grid */
489 if (sscanf(optarg, "%d,%d", &j2k_parameters->image_offset_x0,
490 &j2k_parameters->image_offset_y0) != 2) {
491 fprintf(stderr, "-d 'coordonnate of the reference grid' argument "
492 "error !! [-d x0,y0]\n");
497 /* ----------------------------------------------------- */
498 case 'h': /* Display an help description */
502 /* ----------------------------------------------------- */
505 int numpocs = 0; /* number of progression order change (POC) default 0 */
506 opj_poc_t *POC = NULL; /* POC : used in case of Progression order change */
509 POC = j2k_parameters->POC;
511 while (sscanf(s, "T%d=%d,%d,%d,%d,%d,%4s", &POC[numpocs].tile,
512 &POC[numpocs].resno0, &POC[numpocs].compno0,
513 &POC[numpocs].layno1, &POC[numpocs].resno1,
514 &POC[numpocs].compno1, &POC[numpocs].progorder) == 7) {
515 POC[numpocs].prg1 = give_progression(POC[numpocs].progorder);
517 while (*s && *s != '/') {
525 j2k_parameters->numpocs = numpocs;
528 /* ------------------------------------------------------ */
529 case 'S': /* SOP marker */
530 j2k_parameters->csty |= 0x02;
532 /* ------------------------------------------------------ */
533 case 'E': /* EPH marker */
534 j2k_parameters->csty |= 0x04;
536 /* ------------------------------------------------------ */
537 case 'M': /* Mode switch pas tous au point !! */
538 if (sscanf(optarg, "%d", &value) == 1) {
539 for (i = 0; i <= 5; i++) {
540 int cache = value & (1 << i);
542 j2k_parameters->mode |= (1 << i);
546 /* ------------------------------------------------------ */
549 if (sscanf(optarg, "OI:c=%d,U=%d", &j2k_parameters->roi_compno,
550 &j2k_parameters->roi_shift) != 2) {
551 fprintf(stderr, "ROI error !! [-ROI:c='compno',U='shift']\n");
556 /* ------------------------------------------------------ */
557 case 'T': /* Tile offset */
559 if (sscanf(optarg, "%d,%d", &j2k_parameters->cp_tx0, &j2k_parameters->cp_ty0) != 2) {
560 fprintf(stderr, "-T 'tile offset' argument error !! [-T X0,Y0]");
565 /* ------------------------------------------------------ */
566 case 'C': /* Add a comment */
568 j2k_parameters->cp_comment = (char*)malloc(strlen(optarg) + 1);
569 if(j2k_parameters->cp_comment) {
570 strcpy(j2k_parameters->cp_comment, optarg);
574 /* ------------------------------------------------------ */
575 case 'I': /* reversible or not */
577 j2k_parameters->irreversible = 1;
580 /* ------------------------------------------------------ */
581 case 'W': /* Width and Height and Cb and Cr subsampling in case of YUV format files */
583 (optarg, "%d,%d,%d,%d", &mj2_parameters.w, &mj2_parameters.h, &mj2_parameters.CbCr_subsampling_dx,
584 &mj2_parameters.CbCr_subsampling_dy) != 4) {
585 fprintf(stderr, "-W argument error");
589 /* ------------------------------------------------------ */
590 case 'F': /* Video frame rate */
591 if (sscanf(optarg, "%d", &mj2_parameters.frame_rate) != 1) {
592 fprintf(stderr, "-F argument error");
596 /* ------------------------------------------------------ */
604 if (!mj2_parameters.cod_format || !mj2_parameters.decod_format) {
606 "Correct usage: mj2_encoder -i yuv-file -o mj2-file (+ options)\n");
610 if ((j2k_parameters->cp_disto_alloc || j2k_parameters->cp_fixed_alloc || j2k_parameters->cp_fixed_quality)
611 && (!(j2k_parameters->cp_disto_alloc ^ j2k_parameters->cp_fixed_alloc ^ j2k_parameters->cp_fixed_quality))) {
612 fprintf(stderr, "Error: options -r -q and -f cannot be used together !!\n");
614 } /* mod fixed_quality */
616 /* if no rate entered, lossless by default */
617 if (j2k_parameters->tcp_numlayers == 0) {
618 j2k_parameters->tcp_rates[0] = 0; /* MOD antonin : losslessbug */
619 j2k_parameters->tcp_numlayers++;
620 j2k_parameters->cp_disto_alloc = 1;
623 if((j2k_parameters->cp_tx0 > j2k_parameters->image_offset_x0) || (j2k_parameters->cp_ty0 > j2k_parameters->image_offset_y0)) {
625 "Error: Tile offset dimension is unnappropriate --> TX0(%d)<=IMG_X0(%d) TYO(%d)<=IMG_Y0(%d) \n",
626 j2k_parameters->cp_tx0, j2k_parameters->image_offset_x0, j2k_parameters->cp_ty0, j2k_parameters->image_offset_y0);
630 for (i = 0; i < j2k_parameters->numpocs; i++) {
631 if (j2k_parameters->POC[i].prg == -1) {
633 "Unrecognized progression order in option -P (POC n %d) [LRCP, RLCP, RPCL, PCRL, CPRL] !!\n",
638 if (j2k_parameters->cp_tdx > mj2_parameters.Dim[0] || j2k_parameters->cp_tdy > mj2_parameters.Dim[1]) {
640 "Error: Tile offset dimension is unnappropriate --> TX0(%d)<=IMG_X0(%d) TYO(%d)<=IMG_Y0(%d) \n",
641 j2k_parameters->cp_tdx, mj2_parameters.Dim[0], j2k_parameters->cp_tdy, mj2_parameters.Dim[1]);
645 /* to respect profile - 0 */
646 /* ---------------------- */
648 x1 = !mj2_parameters.Dim[0] ? (mj2_parameters.w - 1) * j2k_parameters->subsampling_dx
649 + 1 : mj2_parameters.Dim[0] + (mj2_parameters.w - 1) * j2k_parameters->subsampling_dx + 1;
650 y1 = !mj2_parameters.Dim[1] ? (mj2_parameters.h - 1) * j2k_parameters->subsampling_dy
651 + 1 : mj2_parameters.Dim[1] + (mj2_parameters.h - 1) * j2k_parameters->subsampling_dy + 1;
652 mj2_parameters.numcomps = 3; /* Because YUV files only have 3 components */
653 mj2_parameters.prec = 8; /* Because in YUV files, components have 8-bit depth */
655 j2k_parameters->tcp_mct = 0;
657 mj2file = fopen(mj2_parameters.outfile, "wb");
660 fprintf(stderr, "failed to open %s for writing\n", argv[2]);
664 /* get a MJ2 decompressor handle */
665 cinfo = mj2_create_compress();
666 movie = cinfo->mj2_handle;
668 /* catch events using our callbacks and give a local context */
669 opj_set_event_mgr((opj_common_ptr)cinfo, &event_mgr, stderr);
671 /* setup encoder parameters */
672 mj2_setup_encoder(movie, &mj2_parameters);
674 movie->tk[0].num_samples = yuv_num_frames(&movie->tk[0],mj2_parameters.infile);
675 if (movie->tk[0].num_samples == -1) {
679 // One sample per chunk
680 movie->tk[0].chunk = (mj2_chunk_t*) malloc(movie->tk[0].num_samples * sizeof(mj2_chunk_t));
681 movie->tk[0].sample = (mj2_sample_t*) malloc(movie->tk[0].num_samples * sizeof(mj2_sample_t));
683 if (mj2_init_stdmovie(movie)) {
684 fprintf(stderr, "Error with movie initialization");
688 // Writing JP, FTYP and MDAT boxes
689 buf = (char*) malloc (300 * sizeof(char)); // Assuming that the JP and FTYP
690 // boxes won't be longer than 300 bytes
691 cio = opj_cio_open((opj_common_ptr)movie->cinfo, buf, 300);
693 mj2_write_ftyp(movie, cio);
694 mdat_initpos = cio_tell(cio);
696 cio_write(cio, MJ2_MDAT, 4);
697 fwrite(buf,cio_tell(cio),1,mj2file);
698 offset = cio_tell(cio);
702 for (i = 0; i < movie->num_stk + movie->num_htk + movie->num_vtk; i++) {
703 if (movie->tk[i].track_type != 0) {
704 fprintf(stderr, "Unable to write sound or hint tracks\n");
710 tk->num_chunks = tk->num_samples;
711 numframes = tk->num_samples;
713 fprintf(stderr, "Video Track number %d\n", i + 1);
715 img = mj2_image_create(tk, j2k_parameters);
716 buflen = 2 * (tk->w * tk->h * 8);
717 buf = (char *) malloc(buflen*sizeof(char));
719 for (sampleno = 0; sampleno < numframes; sampleno++) {
720 double init_time = opj_clock();
722 if (yuvtoimage(tk, img, sampleno, j2k_parameters, mj2_parameters.infile)) {
723 fprintf(stderr, "Error with frame number %d in YUV file\n", sampleno);
727 /* setup the encoder parameters using the current image and user parameters */
728 opj_setup_encoder(cinfo, j2k_parameters, img);
730 cio = opj_cio_open((opj_common_ptr)movie->cinfo, buf, buflen);
733 cio_write(cio, JP2_JP2C, 4); // JP2C
735 /* encode the image */
736 bSuccess = opj_encode(cinfo, cio, img, NULL);
739 fprintf(stderr, "failed to encode image\n");
743 len = cio_tell(cio) - 8;
745 cio_write(cio, len+8,4);
747 tk->sample[sampleno].sample_size = len+8;
748 tk->sample[sampleno].offset = offset;
749 tk->chunk[sampleno].offset = offset; // There is one sample per chunk
750 fwrite(buf, 1, len+8, mj2file);
752 elapsed_time = opj_clock()-init_time;
753 fprintf(stderr, "Frame number %d/%d encoded in %.2f mseconds\n", sampleno + 1, numframes, elapsed_time*1000);
754 total_time += elapsed_time;
757 /* free buffer data */
759 /* free image data */
760 opj_image_destroy(img);
764 fseek(mj2file, mdat_initpos, SEEK_SET);
766 buf = (char*) malloc(4*sizeof(char));
768 // Init a cio to write box length variable in a little endian way
769 cio = opj_cio_open(NULL, buf, 4);
770 cio_write(cio, offset - mdat_initpos, 4);
771 fwrite(buf, 4, 1, mj2file);
772 fseek(mj2file,0,SEEK_END);
776 buf = (char*) malloc ((TEMP_BUF+numframes*20) * sizeof(char));
777 cio = opj_cio_open(movie->cinfo, buf, (TEMP_BUF+numframes*20));
778 mj2_write_moov(movie, cio);
779 fwrite(buf,cio_tell(cio),1,mj2file);
782 fprintf(stdout,"Total encoding time: %.2f s for %d frames (%.1f fps)\n", total_time, numframes, (float)numframes/total_time);
787 /* free remaining compression structures */
788 mj2_destroy_compress(movie);
790 /* free user parameters structure */
791 if(j2k_parameters->cp_comment) free(j2k_parameters->cp_comment);
792 if(j2k_parameters->cp_matrice) free(j2k_parameters->cp_matrice);