generic-library/openjpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[trunk] WIP: add basis for a new output management of the codestream information and index

Browse Source
This commit is contained in:
Mickael Savinaud
2011-09-27 12:14:11 +00:00
parent de7793e918
commit a600d8f4e2
15 changed files with 999 additions and 731 deletions
Download Patch File Download Diff File Expand all files Collapse all files

102
applications/codec/j2k_dump.c
View File

@@ -76,10 +76,6 @@ typedef struct img_folder{
/* -------------------------------------------------------------------------- */
/* Declarations */
static void j2k_dump_image(FILE *fd, opj_image_header_t * img);
static void j2k_dump_cp(FILE *fd, opj_image_t * img, opj_cp_v2_t * cp);
int get_num_images(char *imgdirpath);
int load_images(dircnt_t *dirptr, char *imgdirpath);
int get_file_format(char *filename);
@@ -378,9 +374,11 @@ int main(int argc, char *argv[])
opj_dparameters_t parameters; /* Decompression parameters */
opj_event_mgr_t event_mgr; /* Event manager */
opj_file_info_t file_info; /* File info structure */
opj_image_header_t img_header; /* Image info structure */
opj_codec_t* dinfo = NULL; /* Handle to a decompressor */
opj_stream_t *cio = NULL; /* Stream */
opj_codestream_info_v2_t* cstr_info;
opj_codestream_index_t* cstr_index;
OPJ_INT32 num_images, imageno;
img_fol_t img_fol;
@@ -510,7 +508,7 @@ int main(int argc, char *argv[])
}
/* Read the main header of the codestream and if necessary the JP2 boxes*/
if(! opj_read_header(cio, dinfo, &file_info, OPJ_IMG_INFO | OPJ_J2K_INFO)){
if(! opj_read_header(cio, dinfo, &img_header)){
fprintf(stderr, "ERROR -> j2k_dump: failed to read the header\n");
opj_stream_destroy(cio);
fclose(fsrc);
@@ -519,9 +517,16 @@ int main(int argc, char *argv[])
return EXIT_FAILURE;
}
opj_dump_codec(dinfo, OPJ_IMG_INFO | OPJ_J2K_MH_INFO | OPJ_J2K_MH_IND, stdout );
cstr_info = opj_get_cstr_info(dinfo);
cstr_index = opj_get_cstr_index(dinfo);
fprintf(stdout,"Setting decoding area to %d,%d,%d,%d\n",
parameters.DA_x0, parameters.DA_y0, parameters.DA_x1, parameters.DA_y1);
#ifdef MSD
/* FIXME WIP_MSD <*/
if (! opj_set_decode_area( dinfo,
parameters.DA_x0, parameters.DA_y0,
@@ -586,9 +591,7 @@ int main(int argc, char *argv[])
}
}
/* FIXME WIP_MSD >*/
/* Dump file informations from header */
dump_file_info(fout, &file_info);
#endif
/* close the byte stream */
opj_stream_destroy(cio);
@@ -599,6 +602,9 @@ int main(int argc, char *argv[])
opj_destroy_codec(dinfo);
}
/* destroy the image header */
opj_image_header_destroy(&img_header);
}
/* Close the output file */
@@ -606,81 +612,3 @@ int main(int argc, char *argv[])
return EXIT_SUCCESS;
}
static void j2k_dump_image(FILE *fd, opj_image_header_t * img) {
int compno;
fprintf(fd, "image {\n");
fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d\n", img->x0, img->y0, img->x1, img->y1);
fprintf(fd, " numcomps=%d\n", img->numcomps);
for (compno = 0; compno < img->numcomps; compno++) {
opj_image_comp_header_t *comp = &img->comps[compno];
fprintf(fd, " comp %d {\n", compno);
fprintf(fd, " dx=%d, dy=%d\n", comp->dx, comp->dy);
fprintf(fd, " prec=%d\n", comp->prec);
/* fprintf(fd, " bpp=%d\n", comp->bpp); */
fprintf(fd, " sgnd=%d\n", comp->sgnd);
fprintf(fd, " }\n");
}
//fprintf(fd, " XTOsiz=%d, YTOsiz=%d, XTsiz=%d, YTsiz=%d\n", img->tile_x0, img->tile_y0, img->tile_width, img->tile_height);
//fprintf(fd, " Nb of tiles in x direction=%d, Nb of tiles in y direction=%d\n", img->nb_tiles_x, img->nb_tiles_y);
fprintf(fd, "}\n");
}
static void j2k_dump_cp(FILE *fd, opj_image_t * img, opj_cp_v2_t * cp) {
int tileno, compno, layno, bandno, resno, numbands;
fprintf(fd, "coding parameters {\n");
fprintf(fd, " tx0=%d, ty0=%d\n", cp->tx0, cp->ty0);
fprintf(fd, " tdx=%d, tdy=%d\n", cp->tdx, cp->tdy);
fprintf(fd, " tw=%d, th=%d\n", cp->tw, cp->th);
for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
opj_tcp_v2_t *tcp = &cp->tcps[tileno];
fprintf(fd, " tile %d {\n", tileno);
fprintf(fd, " csty=%x\n", tcp->csty);
fprintf(fd, " prg=%d\n", tcp->prg);
fprintf(fd, " numlayers=%d\n", tcp->numlayers);
fprintf(fd, " mct=%d\n", tcp->mct);
fprintf(fd, " rates=");
for (layno = 0; layno < tcp->numlayers; layno++) {
fprintf(fd, "%.1f ", tcp->rates[layno]);
}
fprintf(fd, "\n");
for (compno = 0; compno < img->numcomps; compno++) {
opj_tccp_t *tccp = &tcp->tccps[compno];
fprintf(fd, " comp %d {\n", compno);
fprintf(fd, " csty=%x\n", tccp->csty);
fprintf(fd, " numresolutions=%d\n", tccp->numresolutions);
fprintf(fd, " cblkw=%d\n", tccp->cblkw);
fprintf(fd, " cblkh=%d\n", tccp->cblkh);
fprintf(fd, " cblksty=%x\n", tccp->cblksty);
fprintf(fd, " qmfbid=%d\n", tccp->qmfbid);
fprintf(fd, " qntsty=%d\n", tccp->qntsty);
fprintf(fd, " numgbits=%d\n", tccp->numgbits);
fprintf(fd, " roishift=%d\n", tccp->roishift);
fprintf(fd, " stepsizes=");
numbands = tccp->qntsty == J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
for (bandno = 0; bandno < numbands; bandno++) {
fprintf(fd, "(%d,%d) ", tccp->stepsizes[bandno].mant,
tccp->stepsizes[bandno].expn);
}
fprintf(fd, "\n");
if (tccp->csty & J2K_CCP_CSTY_PRT) {
fprintf(fd, " prcw=");
for (resno = 0; resno < tccp->numresolutions; resno++) {
fprintf(fd, "%d ", tccp->prcw[resno]);
}
fprintf(fd, "\n");
fprintf(fd, " prch=");
for (resno = 0; resno < tccp->numresolutions; resno++) {
fprintf(fd, "%d ", tccp->prch[resno]);
}
fprintf(fd, "\n");
}
fprintf(fd, " }\n");
} /*end of component*/
fprintf(fd, " }\n");
} /*end of tile */
fprintf(fd, "}\n");
}