- /* number of coding passes included */
- opj_t2_putnumpasses(bio, layer->numpasses);
- l_nb_passes = cblk->numpasses + layer->numpasses;
- pass = cblk->passes + cblk->numpasses;
+ cblk = prc->cblks.enc;
+ for (cblkno = 0; cblkno < l_nb_blocks; cblkno++) {
+ opj_tcd_layer_t *layer = &cblk->layers[layno];
+ OPJ_UINT32 increment = 0;
+ OPJ_UINT32 nump = 0;
+ OPJ_UINT32 len = 0, passno;
+ OPJ_UINT32 l_nb_passes;
+
+ /* cblk inclusion bits */
+ if (!cblk->numpasses) {
+ opj_tgt_encode(bio, prc->incltree, cblkno, (OPJ_INT32)(layno + 1));
+ } else {
+ opj_bio_write(bio, layer->numpasses != 0, 1);
+ }
+
+ /* if cblk not included, go to the next cblk */
+ if (!layer->numpasses) {
+ ++cblk;
+ continue;
+ }
+
+ /* if first instance of cblk --> zero bit-planes information */
+ if (!cblk->numpasses) {
+ cblk->numlenbits = 3;
+ opj_tgt_encode(bio, prc->imsbtree, cblkno, 999);
+ }
+
+ /* number of coding passes included */
+ opj_t2_putnumpasses(bio, layer->numpasses);
+ l_nb_passes = cblk->numpasses + layer->numpasses;
+ pass = cblk->passes + cblk->numpasses;
+
+ /* computation of the increase of the length indicator and insertion in the header */
+ for (passno = cblk->numpasses; passno < l_nb_passes; ++passno) {
+ ++nump;
+ len += pass->len;
+
+ if (pass->term || passno == (cblk->numpasses + layer->numpasses) - 1) {
+ increment = (OPJ_UINT32)opj_int_max((OPJ_INT32)increment,
+ opj_int_floorlog2((OPJ_INT32)len) + 1
+ - ((OPJ_INT32)cblk->numlenbits + opj_int_floorlog2((OPJ_INT32)nump)));
+ len = 0;
+ nump = 0;
+ }