* A nice message is outputted at errors.
*
* @param p_pocs the progression order changes.
+ * @param tileno the tile number of interest
* @param p_nb_pocs the number of progression order changes.
* @param p_nb_resolutions the number of resolutions.
* @param numcomps the number of components
* @return true if the pocs are valid.
*/
static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
+ OPJ_UINT32 tileno,
OPJ_UINT32 p_nb_pocs,
OPJ_UINT32 p_nb_resolutions,
OPJ_UINT32 numcomps,
}
static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
+ OPJ_UINT32 tileno,
OPJ_UINT32 p_nb_pocs,
OPJ_UINT32 p_nb_resolutions,
OPJ_UINT32 p_num_comps,
OPJ_UINT32 step_l = p_nb_resolutions * step_r;
OPJ_BOOL loss = OPJ_FALSE;
- if (p_nb_pocs == 0) {
- return OPJ_TRUE;
- }
+ assert(p_nb_pocs > 0);
packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers,
sizeof(OPJ_UINT32));
return OPJ_FALSE;
}
- /* iterate through all the pocs */
- for (i = 0; i < p_nb_pocs ; ++i) {
- index = step_r * p_pocs->resno0;
+ /* iterate through all the pocs that match our tile of interest. */
+ for (i = 0; i < p_nb_pocs; ++i) {
+ const opj_poc_t *poc = &p_pocs[i];
+ if (tileno + 1 == poc->tile) {
+ index = step_r * poc->resno0;
- /* take each resolution for each poc */
- for (resno = p_pocs->resno0 ;
- resno < opj_uint_min(p_pocs->resno1, p_nb_resolutions); ++resno) {
- OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
+ /* take each resolution for each poc */
+ for (resno = poc->resno0 ;
+ resno < opj_uint_min(poc->resno1, p_nb_resolutions); ++resno) {
+ OPJ_UINT32 res_index = index + poc->compno0 * step_c;
- /* take each comp of each resolution for each poc */
- for (compno = p_pocs->compno0 ;
- compno < opj_uint_min(p_pocs->compno1, p_num_comps); ++compno) {
- /* The layer index always starts at zero for every progression. */
- const OPJ_UINT32 layno0 = 0;
- OPJ_UINT32 comp_index = res_index + layno0 * step_l;
+ /* take each comp of each resolution for each poc */
+ for (compno = poc->compno0 ;
+ compno < opj_uint_min(poc->compno1, p_num_comps); ++compno) {
+ /* The layer index always starts at zero for every progression. */
+ const OPJ_UINT32 layno0 = 0;
+ OPJ_UINT32 comp_index = res_index + layno0 * step_l;
+
+ /* and finally take each layer of each res of ... */
+ for (layno = layno0; layno < opj_uint_min(poc->layno1, p_num_layers);
+ ++layno) {
+ packet_array[comp_index] = 1;
+ comp_index += step_l;
+ }
- /* and finally take each layer of each res of ... */
- for (layno = layno0; layno < opj_uint_min(p_pocs->layno1, p_num_layers);
- ++layno) {
- packet_array[comp_index] = 1;
- comp_index += step_l;
+ res_index += step_c;
}
- res_index += step_c;
+ index += step_r;
}
-
- index += step_r;
}
- ++p_pocs;
}
index = 0;
"Not enough memory to allocate tile coding parameters\n");
return OPJ_FALSE;
}
- if (parameters->numpocs) {
- /* initialisation of POC */
- opj_j2k_check_poc_val(parameters->POC, parameters->numpocs,
- (OPJ_UINT32)parameters->numresolution, image->numcomps,
- (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
- /* TODO MSD use the return value*/
- }
for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
opj_tcp_t *tcp = &cp->tcps[tileno];
}
if (numpocs_tile) {
+
+ /* TODO MSD use the return value*/
+ opj_j2k_check_poc_val(parameters->POC, tileno, parameters->numpocs,
+ (OPJ_UINT32)parameters->numresolution, image->numcomps,
+ (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
+
tcp->POC = 1;
tcp->numpocs = numpocs_tile - 1 ;
}