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Indexes can now be generated when decoding J2K codestreams.

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This commit is contained in:
Francois-Olivier Devaux
2007-09-07 15:01:55 +00:00
parent e7149e0c56
commit 3816e0edf4
18 changed files with 666 additions and 292 deletions
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113
codec/image_to_j2k.c
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@@ -582,11 +582,11 @@ int write_index_file(opj_codestream_info_t *cstr_info, char *index) {
fprintf(stream, "%d\n", cstr_info->prog);
fprintf(stream, "%d %d\n", cstr_info->tile_x, cstr_info->tile_y);
fprintf(stream, "%d %d\n", cstr_info->tw, cstr_info->th);
fprintf(stream, "%d\n", cstr_info->comp);
fprintf(stream, "%d\n", cstr_info->layer);
fprintf(stream, "%d\n", cstr_info->decomposition);
fprintf(stream, "%d\n", cstr_info->numcomps);
fprintf(stream, "%d\n", cstr_info->numlayers);
fprintf(stream, "%d\n", cstr_info->numdecompos);
for (resno = cstr_info->decomposition; resno >= 0; resno--) {
for (resno = cstr_info->numdecompos; resno >= 0; resno--) {
fprintf(stream, "[%d,%d] ",
(1 << cstr_info->tile[0].pdx[resno]), (1 << cstr_info->tile[0].pdx[resno])); /* based on tile 0 */
}
@@ -598,26 +598,16 @@ int write_index_file(opj_codestream_info_t *cstr_info, char *index) {
fprintf(stream, "%d\n", cstr_info->codestream_size);
fprintf(stream, "\nINFO ON TILES\n");
fprintf(stream, "tileno start_pos end_hd end_tile"
/* UniPG>> */
" nbparts"
/* <<UniPG */
" disto nbpix disto/nbpix\n");
fprintf(stream, "tileno start_pos end_hd end_tile nbparts disto nbpix disto/nbpix\n");
for (tileno = 0; tileno < cstr_info->tw * cstr_info->th; tileno++) {
fprintf(stream, "%4d %9d %9d %9d "
/* UniPG>> */
"%9d "
/* <<UniPG */
"%9e %9d %9e\n",
cstr_info->tile[tileno].num_tile,
fprintf(stream, "%4d %9d %9d %9d %9d %9e %9d %9e\n",
cstr_info->tile[tileno].tileno,
cstr_info->tile[tileno].start_pos,
cstr_info->tile[tileno].end_header,
cstr_info->tile[tileno].end_pos,
/* UniPG>> */
cstr_info->tile[tileno].num_tps,
/* <<UniPG */
cstr_info->tile[tileno].distotile, cstr_info->tile[tileno].nbpix,
cstr_info->tile[tileno].distotile / cstr_info->tile[tileno].nbpix);
cstr_info->tile[tileno].distotile, cstr_info->tile[tileno].numpix,
cstr_info->tile[tileno].distotile / cstr_info->tile[tileno].numpix);
}
for (tileno = 0; tileno < cstr_info->tw * cstr_info->th; tileno++) {
@@ -626,24 +616,21 @@ int write_index_file(opj_codestream_info_t *cstr_info, char *index) {
pack_nb = 0;
fprintf(stream, "\nTILE %d DETAILS\n", tileno);
/* UniPG>> */
fprintf(stream, "part_nb tileno pack_nb start_pos end_tph_pos end_pos\n");
fprintf(stream, "part_nb tileno num_packs start_pos end_tph_pos end_pos\n");
for (tilepartno = 0; tilepartno < cstr_info->tile[tileno].num_tps; tilepartno++)
fprintf(stream, "%4d %9d %9d %9d %11d %9d\n",
fprintf(stream, "%4d %9d %9d %9d %11d %9d\n",
tilepartno, tileno,
cstr_info->tile[tileno].tp_num[tilepartno],
cstr_info->tile[tileno].tp_start_pos[tilepartno],
cstr_info->tile[tileno].tp_end_header[tilepartno],
cstr_info->tile[tileno].tp_end_pos[tilepartno]
cstr_info->tile[tileno].tp[tilepartno].tp_numpacks,
cstr_info->tile[tileno].tp[tilepartno].tp_start_pos,
cstr_info->tile[tileno].tp[tilepartno].tp_end_header,
cstr_info->tile[tileno].tp[tilepartno].tp_end_pos
);
/* <<UniPG */
if (cstr_info->prog == LRCP) { /* LRCP */
fprintf(stream, "LRCP\npack_nb tileno layno resno compno precno start_pos end_ph_pos end_pos disto\n");
for (layno = 0; layno < cstr_info->layer; layno++) {
for (resno = 0; resno < cstr_info->decomposition + 1; resno++) {
for (compno = 0; compno < cstr_info->comp; compno++) {
for (layno = 0; layno < cstr_info->numlayers; layno++) {
for (resno = 0; resno < cstr_info->numdecompos + 1; resno++) {
for (compno = 0; compno < cstr_info->numcomps; compno++) {
int prec_max = cstr_info->tile[tileno].pw[resno] * cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
@@ -663,9 +650,9 @@ int write_index_file(opj_codestream_info_t *cstr_info, char *index) {
fprintf(stream, "RLCP\npack_nb tileno resno layno compno precno start_pos end_ph_pos end_pos disto\n");
for (resno = 0; resno < cstr_info->decomposition + 1; resno++) {
for (layno = 0; layno < cstr_info->layer; layno++) {
for (compno = 0; compno < cstr_info->comp; compno++) {
for (resno = 0; resno < cstr_info->numdecompos + 1; resno++) {
for (layno = 0; layno < cstr_info->numlayers; layno++) {
for (compno = 0; compno < cstr_info->numcomps; compno++) {
int prec_max = cstr_info->tile[tileno].pw[resno] * cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
@@ -685,25 +672,25 @@ int write_index_file(opj_codestream_info_t *cstr_info, char *index) {
fprintf(stream, "RPCL\npack_nb tileno resno precno compno layno start_pos end_ph_pos end_pos disto\n");
for (resno = 0; resno < cstr_info->decomposition + 1; resno++) {
for (resno = 0; resno < cstr_info->numdecompos + 1; resno++) {
/* I suppose components have same XRsiz, YRsiz */
int x0 = cstr_info->tile_Ox + tileno - (int)floor((float)tileno/(float)cstr_info->tw ) * cstr_info->tw * cstr_info->tile_x;
int y0 = cstr_info->tile_Ox + (int)floor( (float)tileno/(float)cstr_info->tw ) * cstr_info->tile_y;
int x1 = x0 + cstr_info->tile_x;
int y1 = y0 + cstr_info->tile_y;
for (compno = 0; compno < cstr_info->comp; compno++) {
for (compno = 0; compno < cstr_info->numcomps; compno++) {
int prec_max = cstr_info->tile[tileno].pw[resno] * cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
int pcnx = cstr_info->tile[tileno].pw[resno];
int pcx = (int) pow( 2, cstr_info->tile[tileno].pdx[resno] + cstr_info->decomposition - resno );
int pcy = (int) pow( 2, cstr_info->tile[tileno].pdy[resno] + cstr_info->decomposition - resno );
int pcx = (int) pow( 2, cstr_info->tile[tileno].pdx[resno] + cstr_info->numdecompos - resno );
int pcy = (int) pow( 2, cstr_info->tile[tileno].pdy[resno] + cstr_info->numdecompos - resno );
int precno_x = precno - (int) floor( (float)precno/(float)pcnx ) * pcnx;
int precno_y = (int) floor( (float)precno/(float)pcnx );
for(y = y0; y < y1; y++) {
if (precno_y*pcy == y ) {
for (x = x0; x < x1; x++) {
if (precno_x*pcx == x ) {
for (layno = 0; layno < cstr_info->layer; layno++) {
for (layno = 0; layno < cstr_info->numlayers; layno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
end_ph_pos = cstr_info->tile[tileno].packet[pack_nb].end_ph_pos;
end_pos = cstr_info->tile[tileno].packet[pack_nb].end_pos;
@@ -730,20 +717,20 @@ int write_index_file(opj_codestream_info_t *cstr_info, char *index) {
fprintf(stream, "PCRL\npack_nb tileno precno compno resno layno start_pos end_ph_pos end_pos disto\n");
for (compno = 0; compno < cstr_info->comp; compno++) {
for (resno = 0; resno < cstr_info->decomposition + 1; resno++) {
for (compno = 0; compno < cstr_info->numcomps; compno++) {
for (resno = 0; resno < cstr_info->numdecompos + 1; resno++) {
int prec_max = cstr_info->tile[tileno].pw[resno] * cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
int pcnx = cstr_info->tile[tileno].pw[resno];
int pcx = (int) pow( 2, cstr_info->tile[tileno].pdx[resno] + cstr_info->decomposition - resno );
int pcy = (int) pow( 2, cstr_info->tile[tileno].pdy[resno] + cstr_info->decomposition - resno );
int pcx = (int) pow( 2, cstr_info->tile[tileno].pdx[resno] + cstr_info->numdecompos - resno );
int pcy = (int) pow( 2, cstr_info->tile[tileno].pdy[resno] + cstr_info->numdecompos - resno );
int precno_x = precno - (int) floor( (float)precno/(float)pcnx ) * pcnx;
int precno_y = (int) floor( (float)precno/(float)pcnx );
for(y = y0; y < y1; y++) {
if (precno_y*pcy == y ) {
for (x = x0; x < x1; x++) {
if (precno_x*pcx == x ) {
for (layno = 0; layno < cstr_info->layer; layno++) {
for (layno = 0; layno < cstr_info->numlayers; layno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
end_ph_pos = cstr_info->tile[tileno].packet[pack_nb].end_ph_pos;
end_pos = cstr_info->tile[tileno].packet[pack_nb].end_pos;
@@ -765,26 +752,26 @@ int write_index_file(opj_codestream_info_t *cstr_info, char *index) {
fprintf(stream, "CPRL\npack_nb tileno compno precno resno layno start_pos end_ph_pos end_pos disto\n");
for (compno = 0; compno < cstr_info->comp; compno++) {
for (compno = 0; compno < cstr_info->numcomps; compno++) {
/* I suppose components have same XRsiz, YRsiz */
int x0 = cstr_info->tile_Ox + tileno - (int)floor( (float)tileno/(float)cstr_info->tw ) * cstr_info->tw * cstr_info->tile_x;
int y0 = cstr_info->tile_Ox + (int)floor( (float)tileno/(float)cstr_info->tw ) * cstr_info->tile_y;
int x1 = x0 + cstr_info->tile_x;
int y1 = y0 + cstr_info->tile_y;
for (resno = 0; resno < cstr_info->decomposition + 1; resno++) {
for (resno = 0; resno < cstr_info->numdecompos + 1; resno++) {
int prec_max = cstr_info->tile[tileno].pw[resno] * cstr_info->tile[tileno].ph[resno];
for (precno = 0; precno < prec_max; precno++) {
int pcnx = cstr_info->tile[tileno].pw[resno];
int pcx = (int) pow( 2, cstr_info->tile[tileno].pdx[resno] + cstr_info->decomposition - resno );
int pcy = (int) pow( 2, cstr_info->tile[tileno].pdy[resno] + cstr_info->decomposition - resno );
int pcx = (int) pow( 2, cstr_info->tile[tileno].pdx[resno] + cstr_info->numdecompos - resno );
int pcy = (int) pow( 2, cstr_info->tile[tileno].pdy[resno] + cstr_info->numdecompos - resno );
int precno_x = precno - (int) floor( (float)precno/(float)pcnx ) * pcnx;
int precno_y = (int) floor( (float)precno/(float)pcnx );
for(y = y0; y < y1; y++) {
if (precno_y*pcy == y ) {
for (x = x0; x < x1; x++) {
if (precno_x*pcx == x ) {
for (layno = 0; layno < cstr_info->layer; layno++) {
for (layno = 0; layno < cstr_info->numlayers; layno++) {
start_pos = cstr_info->tile[tileno].packet[pack_nb].start_pos;
end_ph_pos = cstr_info->tile[tileno].packet[pack_nb].end_ph_pos;
end_pos = cstr_info->tile[tileno].packet[pack_nb].end_pos;
@@ -816,7 +803,7 @@ int write_index_file(opj_codestream_info_t *cstr_info, char *index) {
/* ------------------------------------------------------------------------------------ */
int parse_cmdline_encoder(int argc, char **argv, opj_cparameters_t *parameters,
img_fol_t *img_fol, raw_cparameters_t *raw_cp) {
img_fol_t *img_fol, raw_cparameters_t *raw_cp, char *indexfilename) {
int i, j,totlen;
option_t long_option[]={
{"cinema2K",REQ_ARG, NULL ,'w'},
@@ -1087,8 +1074,7 @@ int parse_cmdline_encoder(int argc, char **argv, opj_cparameters_t *parameters,
case 'x': /* creation of index file */
{
char *index = optarg;
strncpy(parameters->index, index, sizeof(parameters->index)-1);
parameters->index_on = 1;
strncpy(indexfilename, index, OPJ_PATH_LEN);
}
break;
@@ -1302,9 +1288,8 @@ int parse_cmdline_encoder(int argc, char **argv, opj_cparameters_t *parameters,
int hprot, pprot, sens, addr, size, range;
/* we need to enable indexing */
if (!parameters->index_on) {
if (!indexfilename) {
strncpy(parameters->index, JPWL_PRIVATEINDEX_NAME, sizeof(parameters->index)-1);
parameters->index_on = 1;
}
/* search for different protection methods */
@@ -1731,7 +1716,8 @@ int main(int argc, char **argv) {
int imageno;
dircnt_t *dirptr;
raw_cparameters_t raw_cp;
opj_codestream_info_t cstr_info;
opj_codestream_info_t cstr_info; /* Codestream information structure */
char indexfilename[OPJ_PATH_LEN]; /* index file name */
/*
configure the event callbacks (not required)
@@ -1745,11 +1731,12 @@ int main(int argc, char **argv) {
/* set encoding parameters to default values */
opj_set_default_encoder_parameters(&parameters);
/* need to initialize img_fol since parameters will be read in parse_cmdline_decoder */
/* Initialize indexfilename and img_fol */
*indexfilename = 0;
memset(&img_fol,0,sizeof(img_fol_t));
/* parse input and get user encoding parameters */
if(parse_cmdline_encoder(argc, argv, &parameters,&img_fol, &raw_cp) == 1) {
if(parse_cmdline_encoder(argc, argv, &parameters,&img_fol, &raw_cp, indexfilename) == 1) {
return 1;
}
@@ -1929,8 +1916,8 @@ int main(int argc, char **argv) {
opj_cio_close(cio);
/* Write the index to disk */
if (parameters.index_on) {
bSuccess = write_index_file(&cstr_info, parameters.index);
if (*indexfilename) {
bSuccess = write_index_file(&cstr_info, indexfilename);
if (bSuccess) {
fprintf(stderr, "Failed to output index file\n");
}
@@ -1938,6 +1925,8 @@ int main(int argc, char **argv) {
/* free remaining compression structures */
opj_destroy_compress(cinfo);
opj_destroy_cstr_info(&cstr_info);
} else { /* JP2 format output */
int codestream_length;
opj_cio_t *cio = NULL;
@@ -1978,8 +1967,8 @@ int main(int argc, char **argv) {
opj_cio_close(cio);
/* Write the index to disk */
if (parameters.index_on) {
bSuccess = write_index_file(&cstr_info, parameters.index);
if (*indexfilename) {
bSuccess = write_index_file(&cstr_info, indexfilename);
if (bSuccess) {
fprintf(stderr, "Failed to output index file\n");
}
@@ -1987,7 +1976,7 @@ int main(int argc, char **argv) {
/* free remaining compression structures */
opj_destroy_compress(cinfo);
opj_destroy_cstr_info(&cstr_info);
}
/* free image data */