-/**
- * Checks the progression order changes values. Tells if the poc given as input are valid.
- *
- * @param p_pocs the progression order changes.
- * @param p_nb_pocs the number of progression order changes.
- * @param p_nb_resolutions the number of resolutions.
- * @param numcomps the number of components
- * @param numlayers the number of layers.
- * @param p_manager the user event manager.
- *
- * @return true if the pocs are valid.
- */
-opj_bool opj_j2k_check_poc_val( const opj_poc_t *p_pocs,
- OPJ_UINT32 p_nb_pocs,
- OPJ_UINT32 p_nb_resolutions,
- OPJ_UINT32 p_num_comps,
- OPJ_UINT32 p_num_layers,
- opj_event_mgr_t * p_manager)
-{
- OPJ_UINT32* packet_array;
- OPJ_UINT32 index , resno, compno, layno;
- OPJ_UINT32 i;
- OPJ_UINT32 step_c = 1;
- OPJ_UINT32 step_r = p_num_comps * step_c;
- OPJ_UINT32 step_l = p_nb_resolutions * step_r;
- opj_bool loss = OPJ_FALSE;
- OPJ_UINT32 layno0 = 0;
-
- packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32));
- if (packet_array == 00) {
- opj_event_msg_v2(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n");
- return OPJ_FALSE;
- }
- memset(packet_array,0,step_l * p_num_layers* sizeof(OPJ_UINT32));
-
- if (p_nb_pocs == 0) {
- return OPJ_TRUE;
- }
-
- index = step_r * p_pocs->resno0;
- // take each resolution for each poc
- for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
- {
- OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
-
- // take each comp of each resolution for each poc
- for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
- OPJ_UINT32 comp_index = res_index + layno0 * step_l;
-
- // and finally take each layer of each res of ...
- for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
- //index = step_r * resno + step_c * compno + step_l * layno;
- packet_array[comp_index] = 1;
- comp_index += step_l;
- }
-
- res_index += step_c;
- }
-
- index += step_r;
- }
- ++p_pocs;
-
- // iterate through all the pocs
- for (i = 1; i < p_nb_pocs ; ++i) {
- OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
-
- layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
- index = step_r * p_pocs->resno0;
-
- // take each resolution for each poc
- for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
- OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
-
- // take each comp of each resolution for each poc
- for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
- OPJ_UINT32 comp_index = res_index + layno0 * step_l;
-
- // and finally take each layer of each res of ...
- for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
- //index = step_r * resno + step_c * compno + step_l * layno;
- packet_array[comp_index] = 1;
- comp_index += step_l;
- }
-
- res_index += step_c;
- }
-
- index += step_r;
- }
-
- ++p_pocs;
- }
-
- index = 0;
- for (layno = 0; layno < p_num_layers ; ++layno) {
- for (resno = 0; resno < p_nb_resolutions; ++resno) {
- for (compno = 0; compno < p_num_comps; ++compno) {
- loss |= (packet_array[index]!=1);
- //index = step_r * resno + step_c * compno + step_l * layno;
- index += step_c;
- }
- }
- }
-
- if (loss) {
- opj_event_msg_v2(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
- }
-
- opj_free(packet_array);
-
- return !loss;
+ if (p_nb_pocs == 0) {
+ return OPJ_TRUE;
+ }
+
+ index = step_r * p_pocs->resno0;
+ /* take each resolution for each poc */
+ for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno)
+ {
+ OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
+
+ /* take each comp of each resolution for each poc */
+ for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
+ OPJ_UINT32 comp_index = res_index + layno0 * step_l;
+
+ /* and finally take each layer of each res of ... */
+ for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
+ /*index = step_r * resno + step_c * compno + step_l * layno;*/
+ packet_array[comp_index] = 1;
+ comp_index += step_l;
+ }
+
+ res_index += step_c;
+ }
+
+ index += step_r;
+ }
+ ++p_pocs;
+
+ /* iterate through all the pocs */
+ for (i = 1; i < p_nb_pocs ; ++i) {
+ OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ;
+
+ layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0;
+ index = step_r * p_pocs->resno0;
+
+ /* take each resolution for each poc */
+ for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) {
+ OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c;
+
+ /* take each comp of each resolution for each poc */
+ for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) {
+ OPJ_UINT32 comp_index = res_index + layno0 * step_l;
+
+ /* and finally take each layer of each res of ... */
+ for (layno = layno0; layno < p_pocs->layno1 ; ++layno) {
+ /*index = step_r * resno + step_c * compno + step_l * layno;*/
+ packet_array[comp_index] = 1;
+ comp_index += step_l;
+ }
+
+ res_index += step_c;
+ }
+
+ index += step_r;
+ }
+
+ ++p_pocs;
+ }
+
+ index = 0;
+ for (layno = 0; layno < p_num_layers ; ++layno) {
+ for (resno = 0; resno < p_nb_resolutions; ++resno) {
+ for (compno = 0; compno < p_num_comps; ++compno) {
+ loss |= (packet_array[index]!=1);
+ /*index = step_r * resno + step_c * compno + step_l * layno;*/
+ index += step_c;
+ }
+ }
+ }
+
+ if (loss) {
+ opj_event_msg_v2(p_manager , EVT_ERROR, "Missing packets possible loss of data\n");
+ }
+
+ opj_free(packet_array);
+
+ return !loss;
- OPJ_UINT32 l_size, i;
- OPJ_UINT32 l_nb_comp;
- OPJ_UINT32 l_nb_comp_remain;
- OPJ_UINT32 l_remaining_size;
- OPJ_UINT32 l_nb_tiles;
- OPJ_UINT32 l_tmp;
- opj_image_t *l_image = 00;
- opj_cp_v2_t *l_cp = 00;
- opj_image_comp_t * l_img_comp = 00;
- opj_tcp_v2_t * l_current_tile_param = 00;
-
- /* preconditions */
- assert(p_j2k != 00);
- assert(p_manager != 00);
- assert(p_header_data != 00);
-
- l_image = p_j2k->m_private_image;
- l_cp = &(p_j2k->m_cp);
-
- /* minimum size == 39 - 3 (= minimum component parameter) */
- if (p_header_size < 36) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
- return OPJ_FALSE;
- }
-
- l_remaining_size = p_header_size - 36;
- l_nb_comp = l_remaining_size / 3;
- l_nb_comp_remain = l_remaining_size % 3;
- if (l_nb_comp_remain != 0){
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
- return OPJ_FALSE;
- }
-
- l_size = p_header_size + 2; /* Lsiz */
-
- opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
- p_header_data+=2;
- l_cp->rsiz = (OPJ_RSIZ_CAPABILITIES) l_tmp;
- opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
- p_header_data+=4;
- opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
- p_header_data+=4;
- opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
- p_header_data+=4;
- opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
- p_header_data+=4;
- opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
- p_header_data+=4;
- opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
- p_header_data+=4;
- opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
- p_header_data+=4;
- opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
- p_header_data+=4;
- opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
- p_header_data+=2;
- if (l_tmp < 16385)
- l_image->numcomps = (OPJ_UINT16) l_tmp;
- else {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
- return OPJ_FALSE;
- }
-
- if (l_image->numcomps != l_nb_comp) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n", l_image->numcomps, l_nb_comp);
- return OPJ_FALSE;
- }
+ OPJ_UINT32 l_size, i;
+ OPJ_UINT32 l_nb_comp;
+ OPJ_UINT32 l_nb_comp_remain;
+ OPJ_UINT32 l_remaining_size;
+ OPJ_UINT32 l_nb_tiles;
+ OPJ_UINT32 l_tmp;
+ opj_image_t *l_image = 00;
+ opj_cp_v2_t *l_cp = 00;
+ opj_image_comp_t * l_img_comp = 00;
+ opj_tcp_v2_t * l_current_tile_param = 00;
+
+ /* preconditions */
+ assert(p_j2k != 00);
+ assert(p_manager != 00);
+ assert(p_header_data != 00);
+
+ l_image = p_j2k->m_private_image;
+ l_cp = &(p_j2k->m_cp);
+
+ /* minimum size == 39 - 3 (= minimum component parameter) */
+ if (p_header_size < 36) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
+ return OPJ_FALSE;
+ }
+
+ l_remaining_size = p_header_size - 36;
+ l_nb_comp = l_remaining_size / 3;
+ l_nb_comp_remain = l_remaining_size % 3;
+ if (l_nb_comp_remain != 0){
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
+ return OPJ_FALSE;
+ }
+
+ l_size = p_header_size + 2; /* Lsiz */
+
+ opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */
+ p_header_data+=2;
+ l_cp->rsiz = (OPJ_RSIZ_CAPABILITIES) l_tmp;
+ opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
+ p_header_data+=4;
+ opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
+ p_header_data+=4;
+ opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
+ p_header_data+=4;
+ opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
+ p_header_data+=4;
+ opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */
+ p_header_data+=4;
+ opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */
+ p_header_data+=4;
+ opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */
+ p_header_data+=4;
+ opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */
+ p_header_data+=4;
+ opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */
+ p_header_data+=2;
+ if (l_tmp < 16385)
+ l_image->numcomps = (OPJ_UINT16) l_tmp;
+ else {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
+ return OPJ_FALSE;
+ }
+
+ if (l_image->numcomps != l_nb_comp) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n", l_image->numcomps, l_nb_comp);
+ return OPJ_FALSE;
+ }
- if (l_cp->correct) {
- /* if JPWL is on, we check whether TX errors have damaged
- too much the SIZ parameters */
- if (!(l_image->x1 * l_image->y1)) {
- opj_event_msg_v2(p_manager, EVT_ERROR,
- "JPWL: bad image size (%d x %d)\n",
- l_image->x1, l_image->y1);
- if (!JPWL_ASSUME || JPWL_ASSUME) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "JPWL: giving up\n");
- return OPJ_FALSE;
- }
- }
-
- /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
- if (l_image->numcomps != ((len - 38) / 3)) {
- opj_event_msg_v2(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
- "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
- l_image->numcomps, ((len - 38) / 3));
- if (!JPWL_ASSUME) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "JPWL: giving up\n");
- return OPJ_FALSE;
- }
- */ /* we try to correct */
- /* opj_event_msg_v2(p_manager, EVT_WARNING, "- trying to adjust this\n");
- if (l_image->numcomps < ((len - 38) / 3)) {
- len = 38 + 3 * l_image->numcomps;
- opj_event_msg_v2(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
- len);
- } else {
- l_image->numcomps = ((len - 38) / 3);
- opj_event_msg_v2(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
- l_image->numcomps);
- }
- }
- */
-
- /* update components number in the jpwl_exp_comps filed */
- l_cp->exp_comps = l_image->numcomps;
- }
+ if (l_cp->correct) {
+ /* if JPWL is on, we check whether TX errors have damaged
+ too much the SIZ parameters */
+ if (!(l_image->x1 * l_image->y1)) {
+ opj_event_msg_v2(p_manager, EVT_ERROR,
+ "JPWL: bad image size (%d x %d)\n",
+ l_image->x1, l_image->y1);
+ if (!JPWL_ASSUME || JPWL_ASSUME) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "JPWL: giving up\n");
+ return OPJ_FALSE;
+ }
+ }
+
+ /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
+ if (l_image->numcomps != ((len - 38) / 3)) {
+ opj_event_msg_v2(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
+ "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
+ l_image->numcomps, ((len - 38) / 3));
+ if (!JPWL_ASSUME) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "JPWL: giving up\n");
+ return OPJ_FALSE;
+ }
+ */ /* we try to correct */
+ /* opj_event_msg_v2(p_manager, EVT_WARNING, "- trying to adjust this\n");
+ if (l_image->numcomps < ((len - 38) / 3)) {
+ len = 38 + 3 * l_image->numcomps;
+ opj_event_msg_v2(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
+ len);
+ } else {
+ l_image->numcomps = ((len - 38) / 3);
+ opj_event_msg_v2(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
+ l_image->numcomps);
+ }
+ }
+ */
+
+ /* update components number in the jpwl_exp_comps filed */
+ l_cp->exp_comps = l_image->numcomps;
+ }
- p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
- (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
- if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
- return OPJ_FALSE;
- }
- memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps ,0,l_image->numcomps*sizeof(opj_tccp_t));
-
- p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
- (opj_mct_data_t*)opj_malloc(J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
-
- if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
- return OPJ_FALSE;
- }
- memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records,0,J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
- p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = J2K_MCT_DEFAULT_NB_RECORDS;
-
- p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
- (opj_simple_mcc_decorrelation_data_t*)
- opj_malloc(J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
-
- if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
- return OPJ_FALSE;
- }
- memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records,0,J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
- p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = J2K_MCC_DEFAULT_NB_RECORDS;
-
- /* set up default dc level shift */
- for (i=0;i<l_image->numcomps;++i) {
- if (! l_image->comps[i].sgnd) {
- p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
- }
- }
-
- l_current_tile_param = l_cp->tcps;
- for (i = 0; i < l_nb_tiles; ++i) {
- l_current_tile_param->tccps = (opj_tccp_t*) opj_malloc(l_image->numcomps * sizeof(opj_tccp_t));
- if (l_current_tile_param->tccps == 00) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
- return OPJ_FALSE;
- }
- memset(l_current_tile_param->tccps,0,l_image->numcomps * sizeof(opj_tccp_t));
-
- ++l_current_tile_param;
- }
-
- p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
- opj_image_comp_header_update(l_image,l_cp);
-
- return OPJ_TRUE;
+ p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
+ (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
+ if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
+ return OPJ_FALSE;
+ }
+ memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps ,0,l_image->numcomps*sizeof(opj_tccp_t));
+
+ p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
+ (opj_mct_data_t*)opj_malloc(J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
+
+ if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
+ return OPJ_FALSE;
+ }
+ memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records,0,J2K_MCT_DEFAULT_NB_RECORDS * sizeof(opj_mct_data_t));
+ p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = J2K_MCT_DEFAULT_NB_RECORDS;
+
+ p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
+ (opj_simple_mcc_decorrelation_data_t*)
+ opj_malloc(J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
+
+ if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
+ return OPJ_FALSE;
+ }
+ memset(p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records,0,J2K_MCC_DEFAULT_NB_RECORDS * sizeof(opj_simple_mcc_decorrelation_data_t));
+ p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = J2K_MCC_DEFAULT_NB_RECORDS;
+
+ /* set up default dc level shift */
+ for (i=0;i<l_image->numcomps;++i) {
+ if (! l_image->comps[i].sgnd) {
+ p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1);
+ }
+ }
+
+ l_current_tile_param = l_cp->tcps;
+ for (i = 0; i < l_nb_tiles; ++i) {
+ l_current_tile_param->tccps = (opj_tccp_t*) opj_malloc(l_image->numcomps * sizeof(opj_tccp_t));
+ if (l_current_tile_param->tccps == 00) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n");
+ return OPJ_FALSE;
+ }
+ memset(l_current_tile_param->tccps,0,l_image->numcomps * sizeof(opj_tccp_t));
+
+ ++l_current_tile_param;
+ }
+
+ p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */
+ opj_image_comp_header_update(l_image,l_cp);
+
+ return OPJ_TRUE;
- OPJ_UINT32 i, l_nb_comp, l_tmp;
- opj_image_t * l_image = 00;
- OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
- OPJ_UINT32 l_chunk_size, l_comp_room;
-
- opj_cp_v2_t *l_cp = 00;
- opj_tcp_v2_t *l_tcp = 00;
- opj_poc_t *l_current_poc = 00;
-
- /* preconditions */
- assert(p_header_data != 00);
- assert(p_j2k != 00);
- assert(p_manager != 00);
-
- l_image = p_j2k->m_private_image;
- l_nb_comp = l_image->numcomps;
- if (l_nb_comp <= 256) {
- l_comp_room = 1;
- }
- else {
- l_comp_room = 2;
- }
- l_chunk_size = 5 + 2 * l_comp_room;
- l_current_poc_nb = p_header_size / l_chunk_size;
- l_current_poc_remaining = p_header_size % l_chunk_size;
-
- if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading POC marker\n");
- return OPJ_FALSE;
- }
-
- l_cp = &(p_j2k->m_cp);
- l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
- &l_cp->tcps[p_j2k->m_current_tile_number] :
- p_j2k->m_specific_param.m_decoder.m_default_tcp;
- l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
- l_current_poc_nb += l_old_poc_nb;
-
- assert(l_current_poc_nb < 32);
-
- /* now poc is in use.*/
- l_tcp->POC = 1;
-
- l_current_poc = &l_tcp->pocs[l_old_poc_nb];
- for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
- opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
- ++p_header_data;
- opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
- p_header_data+=l_comp_room;
- opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
- p_header_data+=2;
- opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
- ++p_header_data;
- opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
- p_header_data+=l_comp_room;
- opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
- ++p_header_data;
- l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
- /* make sure comp is in acceptable bounds */
- l_current_poc->compno1 = uint_min(l_current_poc->compno1, l_nb_comp);
- ++l_current_poc;
- }
-
- l_tcp->numpocs = l_current_poc_nb - 1;
- return OPJ_TRUE;
+ OPJ_UINT32 i, l_nb_comp, l_tmp;
+ opj_image_t * l_image = 00;
+ OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
+ OPJ_UINT32 l_chunk_size, l_comp_room;
+
+ opj_cp_v2_t *l_cp = 00;
+ opj_tcp_v2_t *l_tcp = 00;
+ opj_poc_t *l_current_poc = 00;
+
+ /* preconditions */
+ assert(p_header_data != 00);
+ assert(p_j2k != 00);
+ assert(p_manager != 00);
+
+ l_image = p_j2k->m_private_image;
+ l_nb_comp = l_image->numcomps;
+ if (l_nb_comp <= 256) {
+ l_comp_room = 1;
+ }
+ else {
+ l_comp_room = 2;
+ }
+ l_chunk_size = 5 + 2 * l_comp_room;
+ l_current_poc_nb = p_header_size / l_chunk_size;
+ l_current_poc_remaining = p_header_size % l_chunk_size;
+
+ if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading POC marker\n");
+ return OPJ_FALSE;
+ }
+
+ l_cp = &(p_j2k->m_cp);
+ l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
+ &l_cp->tcps[p_j2k->m_current_tile_number] :
+ p_j2k->m_specific_param.m_decoder.m_default_tcp;
+ l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
+ l_current_poc_nb += l_old_poc_nb;
+
+ assert(l_current_poc_nb < 32);
+
+ /* now poc is in use.*/
+ l_tcp->POC = 1;
+
+ l_current_poc = &l_tcp->pocs[l_old_poc_nb];
+ for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
+ opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */
+ ++p_header_data;
+ opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */
+ p_header_data+=l_comp_room;
+ opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */
+ p_header_data+=2;
+ opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */
+ ++p_header_data;
+ opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */
+ p_header_data+=l_comp_room;
+ opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */
+ ++p_header_data;
+ l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
+ /* make sure comp is in acceptable bounds */
+ l_current_poc->compno1 = uint_min(l_current_poc->compno1, l_nb_comp);
+ ++l_current_poc;
+ }
+
+ l_tcp->numpocs = l_current_poc_nb - 1;
+ return OPJ_TRUE;
- opj_j2k_v2_t *p_j2k,
- OPJ_BYTE * p_header_data,
- OPJ_UINT32 p_header_size,
- struct opj_event_mgr * p_manager
- )
-{
-
- opj_cp_v2_t *l_cp = 00;
- OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
-
- /* preconditions */
- assert(p_header_data != 00);
- assert(p_j2k != 00);
- assert(p_manager != 00);
-
- if (p_header_size < 1) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading PPM marker\n");
- return OPJ_FALSE;
- }
-
- l_cp = &(p_j2k->m_cp);
- l_cp->ppm = 1;
-
- opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
- ++p_header_data;
- --p_header_size;
-
- /* First PPM marker */
- if (l_Z_ppm == 0) {
- if (p_header_size < 4) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading PPM marker\n");
- return OPJ_FALSE;
- }
-
- opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
- p_header_data+=4;
- p_header_size-=4;
-
- /* First PPM marker: Initialization */
- l_cp->ppm_len = l_N_ppm;
- l_cp->ppm_data_size = 0;
-
- l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
- if (l_cp->ppm_buffer == 00) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
- return OPJ_FALSE;
- }
- memset(l_cp->ppm_buffer,0,l_cp->ppm_len);
-
- l_cp->ppm_data = l_cp->ppm_buffer;
- }
-
- while (1) {
- if (l_cp->ppm_data_size == l_cp->ppm_len) {
- if (p_header_size >= 4) {
- /* read a N_ppm */
- opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
- p_header_data+=4;
- p_header_size-=4;
- l_cp->ppm_len += l_N_ppm ;
-
- l_cp->ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
- if (l_cp->ppm_buffer == 00) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
- return OPJ_FALSE;
- }
- memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
-
- l_cp->ppm_data = l_cp->ppm_buffer;
- }
- else {
- return OPJ_FALSE;
- }
- }
-
- l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
-
- if (l_remaining_data <= p_header_size) {
- /* we must store less information than available in the packet */
- memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
- l_cp->ppm_data_size = l_cp->ppm_len;
- p_header_size -= l_remaining_data;
- p_header_data += l_remaining_data;
- }
- else {
- memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
- l_cp->ppm_data_size += p_header_size;
- p_header_data += p_header_size;
- p_header_size = 0;
- break;
- }
- }
-
- return OPJ_TRUE;
+ opj_j2k_v2_t *p_j2k,
+ OPJ_BYTE * p_header_data,
+ OPJ_UINT32 p_header_size,
+ struct opj_event_mgr * p_manager
+ )
+{
+
+ opj_cp_v2_t *l_cp = 00;
+ OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
+
+ /* preconditions */
+ assert(p_header_data != 00);
+ assert(p_j2k != 00);
+ assert(p_manager != 00);
+
+ if (p_header_size < 1) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading PPM marker\n");
+ return OPJ_FALSE;
+ }
+
+ l_cp = &(p_j2k->m_cp);
+ l_cp->ppm = 1;
+
+ opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
+ ++p_header_data;
+ --p_header_size;
+
+ /* First PPM marker */
+ if (l_Z_ppm == 0) {
+ if (p_header_size < 4) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading PPM marker\n");
+ return OPJ_FALSE;
+ }
+
+ opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
+ p_header_data+=4;
+ p_header_size-=4;
+
+ /* First PPM marker: Initialization */
+ l_cp->ppm_len = l_N_ppm;
+ l_cp->ppm_data_size = 0;
+
+ l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
+ if (l_cp->ppm_buffer == 00) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
+ return OPJ_FALSE;
+ }
+ memset(l_cp->ppm_buffer,0,l_cp->ppm_len);
+
+ l_cp->ppm_data = l_cp->ppm_buffer;
+ }
+
+ while (1) {
+ if (l_cp->ppm_data_size == l_cp->ppm_len) {
+ if (p_header_size >= 4) {
+ /* read a N_ppm */
+ opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */
+ p_header_data+=4;
+ p_header_size-=4;
+ l_cp->ppm_len += l_N_ppm ;
+
+ OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len);
+ if (! new_ppm_buffer) {
+ opj_free(l_cp->ppm_buffer);
+ l_cp->ppm_buffer = NULL;
+ l_cp->ppm_len = 0;
+ l_cp->ppm_data = NULL;
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
+ return OPJ_FALSE;
+ }
+ l_cp->ppm_buffer = new_ppm_buffer;
+ memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm);
+ l_cp->ppm_data = l_cp->ppm_buffer;
+ }
+ else {
+ return OPJ_FALSE;
+ }
+ }
+
+ l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size;
+
+ if (l_remaining_data <= p_header_size) {
+ /* we must store less information than available in the packet */
+ memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data);
+ l_cp->ppm_data_size = l_cp->ppm_len;
+ p_header_size -= l_remaining_data;
+ p_header_data += l_remaining_data;
+ }
+ else {
+ memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size);
+ l_cp->ppm_data_size += p_header_size;
+ p_header_data += p_header_size;
+ p_header_size = 0;
+ break;
+ }
+ }
+
+ return OPJ_TRUE;
-/**
- * Reads a PPM marker (Packed packet headers, main header)
- *
- * @param p_header_data the data contained in the POC box.
- * @param p_j2k the jpeg2000 codec.
- * @param p_header_size the size of the data contained in the POC marker.
- * @param p_manager the user event manager.
-*/
-opj_bool j2k_read_ppm_v3 (
- opj_j2k_v2_t *p_j2k,
- OPJ_BYTE * p_header_data,
- OPJ_UINT32 p_header_size,
- struct opj_event_mgr * p_manager
- )
-{
- opj_cp_v2_t *l_cp = 00;
- OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm;
-
- /* preconditions */
- assert(p_header_data != 00);
- assert(p_j2k != 00);
- assert(p_manager != 00);
-
- /* Minimum size of PPM marker is equal to the size of Zppm element */
- if (p_header_size < 1) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading PPM marker\n");
- return OPJ_FALSE;
- }
-
- l_cp = &(p_j2k->m_cp);
- l_cp->ppm = 1;
-
- opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
- ++p_header_data;
- --p_header_size;
-
- /* First PPM marker */
- if (l_Z_ppm == 0) {
- /* We need now at least the Nppm^0 element */
- if (p_header_size < 4) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading PPM marker\n");
- return OPJ_FALSE;
- }
-
- opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
- p_header_data+=4;
- p_header_size-=4;
-
- /* First PPM marker: Initialization */
- l_cp->ppm_len = l_N_ppm;
- l_cp->ppm_data_read = 0;
-
- l_cp->ppm_data = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
- if (l_cp->ppm_data == 00) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n");
- return OPJ_FALSE;
- }
- memset(l_cp->ppm_data,0,l_cp->ppm_len);
-
- l_cp->ppm_data_current = l_cp->ppm_data;
-
- /*l_cp->ppm_data = l_cp->ppm_buffer;*/
- }
- else {
- if (p_header_size < 4) {
- opj_event_msg_v2(p_manager, EVT_WARNING, "Empty PPM marker\n");
- return OPJ_TRUE;
- }
- else {
- /* Uncompleted Ippm series in the previous PPM marker?*/
- if (l_cp->ppm_data_read < l_cp->ppm_len) {
- /* Get the place where add the remaining Ippm series*/
- l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]);
- l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read;
- }
- else {
- opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
- p_header_data+=4;
- p_header_size-=4;
-
- /* Increase the size of ppm_data to add the new Ippm series*/
- l_cp->ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
-
- /* Keep the position of the place where concatenate the new series*/
- l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
- l_cp->ppm_len += l_N_ppm;
- }
- }
- }
-
- l_remaining_data = p_header_size;
-
- while (l_remaining_data >= l_N_ppm) {
- /* read a complete Ippm series*/
- memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm);
- p_header_size -= l_N_ppm;
- p_header_data += l_N_ppm;
-
- l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/
-
- if (p_header_size)
- {
- opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */
- p_header_data+=4;
- p_header_size-=4;
- }
- else {
- l_remaining_data = p_header_size;
- break;
- }
-
- l_remaining_data = p_header_size;
-
- /* Next Ippm series is a complete series ?*/
- if (l_remaining_data > l_N_ppm) {
- /* Increase the size of ppm_data to add the new Ippm series*/
- l_cp->ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
-
- /* Keep the position of the place where concatenate the new series */
- l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
- l_cp->ppm_len += l_N_ppm;
- }
-
- }
-
- /* Need to read an incomplete Ippm series*/
- if (l_remaining_data) {
- l_cp->ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
-
- /* Keep the position of the place where concatenate the new series*/
- l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
- l_cp->ppm_len += l_N_ppm;
-
- /* Read incomplete Ippm series*/
- memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data);
- p_header_size -= l_remaining_data;
- p_header_data += l_remaining_data;
-
- l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/
- }
+ l_cp = &(p_j2k->m_cp);
+ l_cp->ppm = 1;
+
+ opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */
+ ++p_header_data;
+ --p_header_size;
+
+ /* First PPM marker */
+ if (l_Z_ppm == 0) {
+ /* We need now at least the Nppm^0 element */
+ if (p_header_size < 4) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading PPM marker\n");
+ return OPJ_FALSE;
+ }
+
+ opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
+ p_header_data+=4;
+ p_header_size-=4;
+
+ /* First PPM marker: Initialization */
+ l_cp->ppm_len = l_N_ppm;
+ l_cp->ppm_data_read = 0;
+
+ l_cp->ppm_data = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len);
+ l_cp->ppm_buffer = l_cp->ppm_data;
+ if (l_cp->ppm_data == 00) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n");
+ return OPJ_FALSE;
+ }
+ memset(l_cp->ppm_data,0,l_cp->ppm_len);
+
+ l_cp->ppm_data_current = l_cp->ppm_data;
+
+ /*l_cp->ppm_data = l_cp->ppm_buffer;*/
+ }
+ else {
+ if (p_header_size < 4) {
+ opj_event_msg_v2(p_manager, EVT_WARNING, "Empty PPM marker\n");
+ return OPJ_TRUE;
+ }
+ else {
+ /* Uncompleted Ippm series in the previous PPM marker?*/
+ if (l_cp->ppm_data_read < l_cp->ppm_len) {
+ /* Get the place where add the remaining Ippm series*/
+ l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]);
+ l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read;
+ }
+ else {
+ OPJ_BYTE *new_ppm_data;
+ opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */
+ p_header_data+=4;
+ p_header_size-=4;
+
+ /* Increase the size of ppm_data to add the new Ippm series*/
+ assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
+ new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
+ if (! new_ppm_data) {
+ opj_free(l_cp->ppm_data);
+ l_cp->ppm_data = NULL;
+ l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
+ l_cp->ppm_len = 0;
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new Ippm series\n");
+ return OPJ_FALSE;
+ }
+ l_cp->ppm_data = new_ppm_data;
+ l_cp->ppm_buffer = l_cp->ppm_data;
+
+ /* Keep the position of the place where concatenate the new series*/
+ l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
+ l_cp->ppm_len += l_N_ppm;
+ }
+ }
+ }
+
+ l_remaining_data = p_header_size;
+
+ while (l_remaining_data >= l_N_ppm) {
+ /* read a complete Ippm series*/
+ memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm);
+ p_header_size -= l_N_ppm;
+ p_header_data += l_N_ppm;
+
+ l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/
+
+ if (p_header_size)
+ {
+ opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */
+ p_header_data+=4;
+ p_header_size-=4;
+ }
+ else {
+ l_remaining_data = p_header_size;
+ break;
+ }
+
+ l_remaining_data = p_header_size;
+
+ /* Next Ippm series is a complete series ?*/
+ if (l_remaining_data > l_N_ppm) {
+ OPJ_BYTE *new_ppm_data;
+ /* Increase the size of ppm_data to add the new Ippm series*/
+ assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
+ new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
+ if (! new_ppm_data) {
+ opj_free(l_cp->ppm_data);
+ l_cp->ppm_data = NULL;
+ l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
+ l_cp->ppm_len = 0;
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (complete) Ippm series\n");
+ return OPJ_FALSE;
+ }
+ l_cp->ppm_data = new_ppm_data;
+ l_cp->ppm_buffer = l_cp->ppm_data;
+
+ /* Keep the position of the place where concatenate the new series */
+ l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
+ l_cp->ppm_len += l_N_ppm;
+ }
+
+ }
+
+ /* Need to read an incomplete Ippm series*/
+ if (l_remaining_data) {
+ OPJ_BYTE *new_ppm_data;
+ assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating");
+ new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm);
+ if (! new_ppm_data) {
+ opj_free(l_cp->ppm_data);
+ l_cp->ppm_data = NULL;
+ l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */
+ l_cp->ppm_len = 0;
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (incomplete) Ippm series\n");
+ return OPJ_FALSE;
+ }
+ l_cp->ppm_data = new_ppm_data;
+ l_cp->ppm_buffer = l_cp->ppm_data;
+
+ /* Keep the position of the place where concatenate the new series*/
+ l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]);
+ l_cp->ppm_len += l_N_ppm;
+
+ /* Read incomplete Ippm series*/
+ memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data);
+ p_header_size -= l_remaining_data;
+ p_header_data += l_remaining_data;
+
+ l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/
+ }
- /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
- if (!l_tot_len) {
- opj_event_msg_v2(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
- "we assuming it is the last tile-part of the codestream.\n");
- p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
- }
-
- opj_read_bytes(p_header_data,&l_current_part ,1); /* TPsot */
- ++p_header_data;
-
- opj_read_bytes(p_header_data,&l_num_parts ,1); /* TNsot */
- ++p_header_data;
-
- if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
- /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
- * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
- if (l_tcp->m_nb_tile_parts) {
- if (l_current_part >= l_tcp->m_nb_tile_parts){
- opj_event_msg_v2(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
- "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts );
- p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
- return OPJ_FALSE;
- }
- }
- l_tcp->m_nb_tile_parts = l_num_parts;
- }
-
- /* If know the number of tile part header we will check if we didn't read the last*/
- if (l_tcp->m_nb_tile_parts) {
- if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
- p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
- }
- }
-
- if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
- /* Keep the size of data to skip after this marker */
- p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
- }
- else {
- /* FIXME: need to be computed from the number of bytes remaining in the codestream */
- p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
- }
-
- p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
-
- /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
- if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
- p_j2k->m_specific_param.m_decoder.m_skip_data =
- (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
- || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
- || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
- || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
- }
- else {
- assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
- p_j2k->m_specific_param.m_decoder.m_skip_data =
- (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
- }
-
- /* Index */
- if (p_j2k->cstr_index)
- {
- assert(p_j2k->cstr_index->tile_index != 00);
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
-
- if (l_num_parts != 0){
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
-
-
- if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
- (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
- else
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
- (opj_tp_index_t*)opj_realloc(
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
- l_num_parts* sizeof(opj_tp_index_t));
- }
- else{
- /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
-
- if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
- (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
- sizeof(opj_tp_index_t));
- }
-
- if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps += 10;
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
- (opj_tp_index_t*)opj_realloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
- p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps
- * sizeof(opj_tp_index_t));
- }
- }
-
- }
-
- }
-
-
- /* FIXME move this onto a separate method to call before reading any SOT, remove part about main_end header, use a index struct inside p_j2k */
- /* if (p_j2k->cstr_info) {
- if (l_tcp->first) {
- if (tileno == 0) {
- p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
- }
-
- p_j2k->cstr_info->tile[tileno].tileno = tileno;
- p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
- p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
- p_j2k->cstr_info->tile[tileno].num_tps = numparts;
-
- if (numparts) {
- p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
- }
- else {
- p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
- }
- }
- else {
- p_j2k->cstr_info->tile[tileno].end_pos += totlen;
- }
-
- p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
- p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
- p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
- }*/
- return OPJ_TRUE;
-}
+ /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
+ if (!l_tot_len) {
+ opj_event_msg_v2(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, "
+ "we assuming it is the last tile-part of the codestream.\n");
+ p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
+ }
+
+ opj_read_bytes(p_header_data,&l_current_part ,1); /* TPsot */
+ ++p_header_data;
+
+ opj_read_bytes(p_header_data,&l_num_parts ,1); /* TNsot */
+ ++p_header_data;
+
+ if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */
+ /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
+ * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
+ if (l_tcp->m_nb_tile_parts) {
+ if (l_current_part >= l_tcp->m_nb_tile_parts){
+ opj_event_msg_v2(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current "
+ "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts );
+ p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
+ return OPJ_FALSE;
+ }
+ }
+ l_tcp->m_nb_tile_parts = l_num_parts;
+ }
+
+ /* If know the number of tile part header we will check if we didn't read the last*/
+ if (l_tcp->m_nb_tile_parts) {
+ if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
+ p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/
+ }
+ }
+
+ if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){
+ /* Keep the size of data to skip after this marker */
+ p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */
+ }
+ else {
+ /* FIXME: need to be computed from the number of bytes remaining in the codestream */
+ p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
+ }
+
+ p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
+
+ /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
+ if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
+ p_j2k->m_specific_param.m_decoder.m_skip_data =
+ (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
+ || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
+ || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
+ || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
+ }
+ else {
+ assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 );
+ p_j2k->m_specific_param.m_decoder.m_skip_data =
+ (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
+ }
+
+ /* Index */
+ if (p_j2k->cstr_index)
+ {
+ assert(p_j2k->cstr_index->tile_index != 00);
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part;
+
+ if (l_num_parts != 0){
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts;
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts;
+
+ if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
+ (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
+ }
+ else {
+ opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t));
+ if (! new_tp_index) {
+ opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
+ return OPJ_FALSE;
+ }
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
+ }
+ }
+ else{
+ /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
+
+ if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
+ (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
+ sizeof(opj_tp_index_t));
+ }
+
+ if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){
+ opj_tp_index_t *new_tp_index;
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps += 10;
+ new_tp_index = (opj_tp_index_t *) opj_realloc(
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t));
+ if (! new_tp_index) {
+ opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
+ return OPJ_FALSE;
+ }
+ p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index;
+ }
+ }
+
+ }
+
+ }
+
+ /* FIXME move this onto a separate method to call before reading any SOT, remove part about main_end header, use a index struct inside p_j2k */
+ /* if (p_j2k->cstr_info) {
+ if (l_tcp->first) {
+ if (tileno == 0) {
+ p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13;
+ }
+
+ p_j2k->cstr_info->tile[tileno].tileno = tileno;
+ p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12;
+ p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1;
+ p_j2k->cstr_info->tile[tileno].num_tps = numparts;
+
+ if (numparts) {
+ p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
+ }
+ else {
+ p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
+ }
+ }
+ else {
+ p_j2k->cstr_info->tile[tileno].end_pos += totlen;
+ }
+
+ p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12;
+ p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos =
+ p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
+ }*/
+ return OPJ_TRUE;
+ }
- OPJ_UINT32 l_current_read_size;
- opj_codestream_index_t * l_cstr_index = 00;
- OPJ_BYTE ** l_current_data = 00;
- opj_tcp_v2_t * l_tcp = 00;
- OPJ_UINT32 * l_tile_len = 00;
-
- /* preconditions */
- assert(p_j2k != 00);
- assert(p_manager != 00);
- assert(p_stream != 00);
-
- l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
-
- if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
- /* opj_stream_get_number_byte_left returns OPJ_OFF_T
- // but we are in the last tile part,
- // so its result will fit on OPJ_UINT32 unless we find
- // a file with a single tile part of more than 4 GB...*/
- p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
- }
- else
- p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
-
- l_current_data = &(l_tcp->m_data);
- l_tile_len = &l_tcp->m_data_size;
-
- if (! *l_current_data) {
- *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
- }
- else {
- *l_current_data = (OPJ_BYTE*) opj_realloc(*l_current_data, *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length);
- }
-
- if (*l_current_data == 00) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Cannot decode tile\n");
- return OPJ_FALSE;
- }
-
-
- /* Index */
- l_cstr_index = p_j2k->cstr_index;
- if (l_cstr_index) {
- OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
-
- OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
- l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
- l_current_pos;
- l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
- l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
-
- opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
- l_cstr_index,
- J2K_MS_SOD,
- l_current_pos,
- p_j2k->m_specific_param.m_decoder.m_sot_length + 2);
-
- /*l_cstr_index->packno = 0;*/
- }
-
- l_current_read_size = opj_stream_read_data( p_stream,
- *l_current_data + *l_tile_len,
- p_j2k->m_specific_param.m_decoder.m_sot_length,
- p_manager);
-
- if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
- p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
- }
- else {
- p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
- }
-
- *l_tile_len += l_current_read_size;
-
- return OPJ_TRUE;
+ OPJ_UINT32 l_current_read_size;
+ opj_codestream_index_t * l_cstr_index = 00;
+ OPJ_BYTE ** l_current_data = 00;
+ opj_tcp_v2_t * l_tcp = 00;
+ OPJ_UINT32 * l_tile_len = 00;
+
+ /* preconditions */
+ assert(p_j2k != 00);
+ assert(p_manager != 00);
+ assert(p_stream != 00);
+
+ l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
+
+ if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
+ /* opj_stream_get_number_byte_left returns OPJ_OFF_T
+ // but we are in the last tile part,
+ // so its result will fit on OPJ_UINT32 unless we find
+ // a file with a single tile part of more than 4 GB...*/
+ p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
+ }
+ else
+ p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
+
+ l_current_data = &(l_tcp->m_data);
+ l_tile_len = &l_tcp->m_data_size;
+
+ if (! *l_current_data) {
+ /* LH: oddly enough, in this path, l_tile_len!=0.
+ * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
+ */
+ *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
+ }
+ else {
+ OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data, *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length);
+ if (! l_new_current_data) {
+ opj_free(*l_current_data);
+ /*nothing more is done as l_current_data will be set to null, and just
+ afterward we enter in the error path
+ and the actual tile_len is updated (committed) at the end of the
+ function. */
+ }
+ *l_current_data = l_new_current_data;
+ }
+
+ if (*l_current_data == 00) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
+ return OPJ_FALSE;
+ }
+
+ /* Index */
+ l_cstr_index = p_j2k->cstr_index;
+ if (l_cstr_index) {
+ OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
+
+ OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
+ l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
+ l_current_pos;
+ l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
+ l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
+
+ if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
+ l_cstr_index,
+ J2K_MS_SOD,
+ l_current_pos,
+ p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
+ return OPJ_FALSE;
+ }
+
+ /*l_cstr_index->packno = 0;*/
+ }
+
+ l_current_read_size = opj_stream_read_data(
+ p_stream,
+ *l_current_data + *l_tile_len,
+ p_j2k->m_specific_param.m_decoder.m_sot_length,
+ p_manager);
+
+ if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
+ p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
+ }
+ else {
+ p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
+ }
+
+ *l_tile_len += l_current_read_size;
+
+ return OPJ_TRUE;
-/**
- * Reads a MCC marker (Multiple Component Collection)
- *
- * @param p_header_data the data contained in the MCC box.
- * @param p_j2k the jpeg2000 codec.
- * @param p_header_size the size of the data contained in the MCC marker.
- * @param p_manager the user event manager.
-*/
-opj_bool opj_j2k_read_mcc ( opj_j2k_v2_t *p_j2k,
- OPJ_BYTE * p_header_data,
- OPJ_UINT32 p_header_size,
- opj_event_mgr_t * p_manager )
-{
- OPJ_UINT32 i,j;
- OPJ_UINT32 l_tmp;
- OPJ_UINT32 l_indix;
- opj_tcp_v2_t * l_tcp;
- opj_simple_mcc_decorrelation_data_t * l_mcc_record;
- opj_mct_data_t * l_mct_data;
- OPJ_UINT32 l_nb_collections;
- OPJ_UINT32 l_nb_comps;
- OPJ_UINT32 l_nb_bytes_by_comp;
-
-
- /* preconditions */
- assert(p_header_data != 00);
- assert(p_j2k != 00);
- assert(p_manager != 00);
-
- l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
- &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
- p_j2k->m_specific_param.m_decoder.m_default_tcp;
-
- if (p_header_size < 2) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
- return OPJ_FALSE;
- }
-
- /* first marker */
- opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */
- p_header_data += 2;
- if (l_tmp != 0) {
- opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
- return OPJ_TRUE;
- }
-
- if (p_header_size < 7) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
- return OPJ_FALSE;
- }
-
- opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */
- ++p_header_data;
-
- l_mcc_record = l_tcp->m_mcc_records;
-
- for(i=0;i<l_tcp->m_nb_mcc_records;++i) {
- if (l_mcc_record->m_index == l_indix) {
- break;
- }
- ++l_mcc_record;
- }
-
- /** NOT FOUND */
- if (i == l_tcp->m_nb_mcc_records) {
- if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
- l_tcp->m_nb_max_mcc_records += J2K_MCC_DEFAULT_NB_RECORDS;
-
- l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*)
- opj_realloc(l_tcp->m_mcc_records,l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t));
- if (! l_tcp->m_mcc_records) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
- return OPJ_FALSE;
- }
- l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
- memset(l_mcc_record,0,(l_tcp->m_nb_max_mcc_records-l_tcp->m_nb_mcc_records) * sizeof(opj_simple_mcc_decorrelation_data_t));
- }
- l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
- }
- l_mcc_record->m_index = l_indix;
-
- /* only one marker atm */
- opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */
- p_header_data+=2;
- if (l_tmp != 0) {
- opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n");
- return OPJ_TRUE;
- }
-
- opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */
- p_header_data+=2;
-
- if (l_nb_collections > 1) {
- opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
- return OPJ_TRUE;
- }
-
- p_header_size -= 7;
-
- for (i=0;i<l_nb_collections;++i) {
- if (p_header_size < 3) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
- return OPJ_FALSE;
- }
-
- opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
- ++p_header_data;
-
- if (l_tmp != 1) {
- opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
- return OPJ_TRUE;
- }
-
- opj_read_bytes(p_header_data,&l_nb_comps,2);
-
- p_header_data+=2;
- p_header_size-=3;
-
- l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
- l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
-
- if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
- return OPJ_FALSE;
- }
-
- p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
-
- for (j=0;j<l_mcc_record->m_nb_comps;++j) {
- opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
- p_header_data+=l_nb_bytes_by_comp;
-
- if (l_tmp != j) {
- opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
- return OPJ_TRUE;
- }
- }
-
- opj_read_bytes(p_header_data,&l_nb_comps,2);
- p_header_data+=2;
-
- l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
- l_nb_comps &= 0x7fff;
-
- if (l_nb_comps != l_mcc_record->m_nb_comps) {
- opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
- return OPJ_TRUE;
- }
-
- if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
- return OPJ_FALSE;
- }
-
- p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
-
- for (j=0;j<l_mcc_record->m_nb_comps;++j) {
- opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
- p_header_data+=l_nb_bytes_by_comp;
-
- if (l_tmp != j) {
- opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
- return OPJ_TRUE;
- }
- }
-
- opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
- p_header_data += 3;
-
- l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
- l_mcc_record->m_decorrelation_array = 00;
- l_mcc_record->m_offset_array = 00;
-
- l_indix = l_tmp & 0xff;
- if (l_indix != 0) {
- l_mct_data = l_tcp->m_mct_records;
- for (j=0;j<l_tcp->m_nb_mct_records;++j) {
- if (l_mct_data->m_index == l_indix) {
- l_mcc_record->m_decorrelation_array = l_mct_data;
- break;
- }
- ++l_mct_data;
- }
-
- if (l_mcc_record->m_decorrelation_array == 00) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
- return OPJ_FALSE;
- }
- }
-
- l_indix = (l_tmp >> 8) & 0xff;
- if (l_indix != 0) {
- l_mct_data = l_tcp->m_mct_records;
- for (j=0;j<l_tcp->m_nb_mct_records;++j) {
- if (l_mct_data->m_index == l_indix) {
- l_mcc_record->m_offset_array = l_mct_data;
- break;
- }
- ++l_mct_data;
- }
-
- if (l_mcc_record->m_offset_array == 00) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
- return OPJ_FALSE;
- }
- }
- }
-
- if (p_header_size != 0) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
- return OPJ_FALSE;
- }
+opj_bool opj_j2k_read_mcc ( opj_j2k_v2_t *p_j2k,
+ OPJ_BYTE * p_header_data,
+ OPJ_UINT32 p_header_size,
+ opj_event_mgr_t * p_manager )
+{
+ OPJ_UINT32 i,j;
+ OPJ_UINT32 l_tmp;
+ OPJ_UINT32 l_indix;
+ opj_tcp_v2_t * l_tcp;
+ opj_simple_mcc_decorrelation_data_t * l_mcc_record;
+ opj_mct_data_t * l_mct_data;
+ OPJ_UINT32 l_nb_collections;
+ OPJ_UINT32 l_nb_comps;
+ OPJ_UINT32 l_nb_bytes_by_comp;
- l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
- l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
+ if (l_nb_collections > 1) {
+ opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n");
+ return OPJ_TRUE;
+ }
+
+ p_header_size -= 7;
+
+ for (i=0;i<l_nb_collections;++i) {
+ if (p_header_size < 3) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
+ return OPJ_FALSE;
+ }
+
+ opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */
+ ++p_header_data;
+
+ if (l_tmp != 1) {
+ opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n");
+ return OPJ_TRUE;
+ }
+
+ opj_read_bytes(p_header_data,&l_nb_comps,2);
+
+ p_header_data+=2;
+ p_header_size-=3;
+
+ l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
+ l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
+
+ if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
+ return OPJ_FALSE;
+ }
+
+ p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
+
+ for (j=0;j<l_mcc_record->m_nb_comps;++j) {
+ opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/
+ p_header_data+=l_nb_bytes_by_comp;
+
+ if (l_tmp != j) {
+ opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
+ return OPJ_TRUE;
+ }
+ }
+
+ opj_read_bytes(p_header_data,&l_nb_comps,2);
+ p_header_data+=2;
+
+ l_nb_bytes_by_comp = 1 + (l_nb_comps>>15);
+ l_nb_comps &= 0x7fff;
+
+ if (l_nb_comps != l_mcc_record->m_nb_comps) {
+ opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n");
+ return OPJ_TRUE;
+ }
+
+ if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
+ return OPJ_FALSE;
+ }
+
+ p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
+
+ for (j=0;j<l_mcc_record->m_nb_comps;++j) {
+ opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/
+ p_header_data+=l_nb_bytes_by_comp;
+
+ if (l_tmp != j) {
+ opj_event_msg_v2(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n");
+ return OPJ_TRUE;
+ }
+ }
+
+ opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/
+ p_header_data += 3;
+
+ l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1);
+ l_mcc_record->m_decorrelation_array = 00;
+ l_mcc_record->m_offset_array = 00;
+
+ l_indix = l_tmp & 0xff;
+ if (l_indix != 0) {
+ l_mct_data = l_tcp->m_mct_records;
+ for (j=0;j<l_tcp->m_nb_mct_records;++j) {
+ if (l_mct_data->m_index == l_indix) {
+ l_mcc_record->m_decorrelation_array = l_mct_data;
+ break;
+ }
+ ++l_mct_data;
+ }
+
+ if (l_mcc_record->m_decorrelation_array == 00) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
+ return OPJ_FALSE;
+ }
+ }
+
+ l_indix = (l_tmp >> 8) & 0xff;
+ if (l_indix != 0) {
+ l_mct_data = l_tcp->m_mct_records;
+ for (j=0;j<l_tcp->m_nb_mct_records;++j) {
+ if (l_mct_data->m_index == l_indix) {
+ l_mcc_record->m_offset_array = l_mct_data;
+ break;
+ }
+ ++l_mct_data;
+ }
+
+ if (l_mcc_record->m_offset_array == 00) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading MCC marker\n");
+ return OPJ_FALSE;
+ }
+ }
+ }
- opj_j2k_v2_t *l_j2k = (opj_j2k_v2_t*) opj_malloc(sizeof(opj_j2k_v2_t));
- if (!l_j2k) {
- return NULL;
- }
-
- memset(l_j2k,0,sizeof(opj_j2k_v2_t));
-
- l_j2k->m_is_decoder = 0;
- l_j2k->m_cp.m_is_decoder = 0;
-
- l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(J2K_DEFAULT_HEADER_SIZE);
- if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
- opj_j2k_destroy(l_j2k);
- return NULL;
- }
-
- l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = J2K_DEFAULT_HEADER_SIZE;
-
- /* validation list creation*/
- l_j2k->m_validation_list = opj_procedure_list_create();
- if (! l_j2k->m_validation_list) {
- opj_j2k_destroy(l_j2k);
- return NULL;
- }
-
- /* execution list creation*/
- l_j2k->m_procedure_list = opj_procedure_list_create();
- if (! l_j2k->m_procedure_list) {
- opj_j2k_destroy(l_j2k);
- return NULL;
- }
-
- return l_j2k;
-}
-
-
-void opj_j2k_setup_encoder( opj_j2k_v2_t *p_j2k,
- opj_cparameters_t *parameters,
- opj_image_t *image,
- opj_event_mgr_t * p_manager)
-{
- OPJ_UINT32 i, j, tileno, numpocs_tile;
- opj_cp_v2_t *cp = 00;
- opj_bool l_res;
-
- if(!p_j2k || !parameters || ! image) {
- return;
- }
-
- /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
- cp = &(p_j2k->m_cp);
-
- /* set default values for cp */
- cp->tw = 1;
- cp->th = 1;
-
- /*
- copy user encoding parameters
- */
- cp->m_specific_param.m_enc.m_cinema = parameters->cp_cinema;
- cp->m_specific_param.m_enc.m_max_comp_size = parameters->max_comp_size;
- cp->rsiz = parameters->cp_rsiz;
- cp->m_specific_param.m_enc.m_disto_alloc = parameters->cp_disto_alloc;
- cp->m_specific_param.m_enc.m_fixed_alloc = parameters->cp_fixed_alloc;
- cp->m_specific_param.m_enc.m_fixed_quality = parameters->cp_fixed_quality;
-
- /* mod fixed_quality */
- if (parameters->cp_matrice) {
- size_t array_size = parameters->tcp_numlayers * parameters->numresolution * 3 * sizeof(OPJ_INT32);
- cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
- memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
- }
-
- /* tiles */
- cp->tdx = parameters->cp_tdx;
- cp->tdy = parameters->cp_tdy;
-
- /* tile offset */
- cp->tx0 = parameters->cp_tx0;
- cp->ty0 = parameters->cp_ty0;
-
- /* comment string */
- if(parameters->cp_comment) {
- cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1);
- if(cp->comment) {
- strcpy(cp->comment, parameters->cp_comment);
- }
- }
-
- /*
- calculate other encoding parameters
- */
-
- if (parameters->tile_size_on) {
- cp->tw = int_ceildiv(image->x1 - cp->tx0, cp->tdx);
- cp->th = int_ceildiv(image->y1 - cp->ty0, cp->tdy);
- } else {
- cp->tdx = image->x1 - cp->tx0;
- cp->tdy = image->y1 - cp->ty0;
- }
-
- if (parameters->tp_on) {
- cp->m_specific_param.m_enc.m_tp_flag = parameters->tp_flag;
- cp->m_specific_param.m_enc.m_tp_on = 1;
- }
+ opj_j2k_v2_t *l_j2k = (opj_j2k_v2_t*) opj_malloc(sizeof(opj_j2k_v2_t));
+ if (!l_j2k) {
+ return NULL;
+ }
+
+ memset(l_j2k,0,sizeof(opj_j2k_v2_t));
+
+ l_j2k->m_is_decoder = 0;
+ l_j2k->m_cp.m_is_decoder = 0;
+
+ l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(J2K_DEFAULT_HEADER_SIZE);
+ if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
+ opj_j2k_destroy(l_j2k);
+ return NULL;
+ }
+
+ l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = J2K_DEFAULT_HEADER_SIZE;
+
+ /* validation list creation*/
+ l_j2k->m_validation_list = opj_procedure_list_create();
+ if (! l_j2k->m_validation_list) {
+ opj_j2k_destroy(l_j2k);
+ return NULL;
+ }
+
+ /* execution list creation*/
+ l_j2k->m_procedure_list = opj_procedure_list_create();
+ if (! l_j2k->m_procedure_list) {
+ opj_j2k_destroy(l_j2k);
+ return NULL;
+ }
+
+ return l_j2k;
+}
+
+void opj_j2k_setup_encoder( opj_j2k_v2_t *p_j2k,
+ opj_cparameters_t *parameters,
+ opj_image_t *image,
+ opj_event_mgr_t * p_manager)
+{
+ OPJ_UINT32 i, j, tileno, numpocs_tile;
+ opj_cp_v2_t *cp = 00;
+ opj_bool l_res;
+
+ if(!p_j2k || !parameters || ! image) {
+ return;
+ }
+
+ /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
+ cp = &(p_j2k->m_cp);
+
+ /* set default values for cp */
+ cp->tw = 1;
+ cp->th = 1;
+
+ /*
+ copy user encoding parameters
+ */
+ cp->m_specific_param.m_enc.m_cinema = parameters->cp_cinema;
+ cp->m_specific_param.m_enc.m_max_comp_size = parameters->max_comp_size;
+ cp->rsiz = parameters->cp_rsiz;
+ cp->m_specific_param.m_enc.m_disto_alloc = parameters->cp_disto_alloc;
+ cp->m_specific_param.m_enc.m_fixed_alloc = parameters->cp_fixed_alloc;
+ cp->m_specific_param.m_enc.m_fixed_quality = parameters->cp_fixed_quality;
+
+ /* mod fixed_quality */
+ if (parameters->cp_matrice) {
+ size_t array_size = parameters->tcp_numlayers * parameters->numresolution * 3 * sizeof(OPJ_INT32);
+ cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
+ memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size);
+ }
+
+ /* tiles */
+ cp->tdx = parameters->cp_tdx;
+ cp->tdy = parameters->cp_tdy;
+
+ /* tile offset */
+ cp->tx0 = parameters->cp_tx0;
+ cp->ty0 = parameters->cp_ty0;
+
+ /* comment string */
+ if(parameters->cp_comment) {
+ cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1);
+ if(cp->comment) {
+ strcpy(cp->comment, parameters->cp_comment);
+ }
+ }
+
+ /*
+ calculate other encoding parameters
+ */
+
+ if (parameters->tile_size_on) {
+ cp->tw = int_ceildiv(image->x1 - cp->tx0, cp->tdx);
+ cp->th = int_ceildiv(image->y1 - cp->ty0, cp->tdy);
+ } else {
+ cp->tdx = image->x1 - cp->tx0;
+ cp->tdy = image->y1 - cp->ty0;
+ }
+
+ if (parameters->tp_on) {
+ cp->m_specific_param.m_enc.m_tp_flag = parameters->tp_flag;
+ cp->m_specific_param.m_enc.m_tp_on = 1;
+ }
- /* initialize the mutiple tiles */
- /* ---------------------------- */
- cp->tcps = (opj_tcp_v2_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_v2_t));
- if (parameters->numpocs) {
- /* initialisation of POC */
- l_res = opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, parameters->numresolution, image->numcomps, parameters->tcp_numlayers, p_manager);
- // TODO
- }
-
- for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
- opj_tcp_v2_t *tcp = &cp->tcps[tileno];
- tcp->numlayers = parameters->tcp_numlayers;
-
- for (j = 0; j < tcp->numlayers; j++) {
- if(cp->m_specific_param.m_enc.m_cinema){
- if (cp->m_specific_param.m_enc.m_fixed_quality) {
- tcp->distoratio[j] = parameters->tcp_distoratio[j];
- }
- tcp->rates[j] = parameters->tcp_rates[j];
- }else{
- if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
- tcp->distoratio[j] = parameters->tcp_distoratio[j];
- } else {
- tcp->rates[j] = parameters->tcp_rates[j];
- }
- }
- }
-
- tcp->csty = parameters->csty;
- tcp->prg = parameters->prog_order;
- tcp->mct = parameters->tcp_mct;
-
- numpocs_tile = 0;
- tcp->POC = 0;
-
- if (parameters->numpocs) {
- /* initialisation of POC */
- tcp->POC = 1;
- // TODO
- for (i = 0; i < (unsigned int) parameters->numpocs; i++) {
- if((tileno == parameters->POC[i].tile - 1) || (parameters->POC[i].tile == -1)) {
- opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
-
- tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
- tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
- tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
- tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
- tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
- tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
- tcp_poc->tile = parameters->POC[numpocs_tile].tile;
-
- numpocs_tile++;
- }
- }
-
- tcp->numpocs = numpocs_tile -1 ;
- }else{
- tcp->numpocs = 0;
- }
-
- tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
-
- if (parameters->mct_data) {
-
- opj_event_msg_v2(p_manager, EVT_ERROR, "MCT not supported for now\n");
- return;
-
- /* TODO MSD : merge v2 add invert.c or used a external lib ?
- OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * sizeof(OPJ_FLOAT32);
- OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
- OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
-
- tcp->mct = 2;
- tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
- memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
- memcpy(lTmpBuf,parameters->mct_data,lMctSize);
-
- tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
- assert(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps));
-
- tcp->mct_norms = (OPJ_FLOAT64*)
- opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
-
- opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
- opj_free(lTmpBuf);
-
- for (i = 0; i < image->numcomps; i++) {
- opj_tccp_t *tccp = &tcp->tccps[i];
- tccp->m_dc_level_shift = l_dc_shift[i];
- }
-
- opj_j2k_setup_mct_encoding(tcp,image);
- */
- }
- else {
- for (i = 0; i < image->numcomps; i++) {
- opj_tccp_t *tccp = &tcp->tccps[i];
- opj_image_comp_t * l_comp = &(image->comps[i]);
-
- if (! l_comp->sgnd) {
- tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
- }
- }
- }
-
- for (i = 0; i < image->numcomps; i++) {
- opj_tccp_t *tccp = &tcp->tccps[i];
-
- tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
- tccp->numresolutions = parameters->numresolution;
- tccp->cblkw = int_floorlog2(parameters->cblockw_init);
- tccp->cblkh = int_floorlog2(parameters->cblockh_init);
- tccp->cblksty = parameters->mode;
- tccp->qmfbid = parameters->irreversible ? 0 : 1;
- tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
- tccp->numgbits = 2;
-
- if (i == parameters->roi_compno) {
- tccp->roishift = parameters->roi_shift;
- } else {
- tccp->roishift = 0;
- }
-
- if(parameters->cp_cinema) {
- //Precinct size for lowest frequency subband=128
- tccp->prcw[0] = 7;
- tccp->prch[0] = 7;
- //Precinct size at all other resolutions = 256
- for (j = 1; j < tccp->numresolutions; j++) {
- tccp->prcw[j] = 8;
- tccp->prch[j] = 8;
- }
- }else{
- if (parameters->csty & J2K_CCP_CSTY_PRT) {
- OPJ_INT32 p = 0, it_res;
- for (it_res = tccp->numresolutions - 1; it_res >= 0; it_res--) {
- if (p < parameters->res_spec) {
-
- if (parameters->prcw_init[p] < 1) {
- tccp->prcw[it_res] = 1;
- } else {
- tccp->prcw[it_res] = int_floorlog2(parameters->prcw_init[p]);
- }
-
- if (parameters->prch_init[p] < 1) {
- tccp->prch[it_res] = 1;
- }else {
- tccp->prch[it_res] = int_floorlog2(parameters->prch_init[p]);
- }
-
- } else {
- int res_spec = parameters->res_spec;
- int size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
- int size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
-
- if (size_prcw < 1) {
- tccp->prcw[it_res] = 1;
- } else {
- tccp->prcw[it_res] = int_floorlog2(size_prcw);
- }
-
- if (size_prch < 1) {
- tccp->prch[it_res] = 1;
- } else {
- tccp->prch[it_res] = int_floorlog2(size_prch);
- }
- }
- p++;
- /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
- } //end for
- } else {
- for (j = 0; j < tccp->numresolutions; j++) {
- tccp->prcw[j] = 15;
- tccp->prch[j] = 15;
- }
- }
- }
-
- dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
- }
- }
-
- if (parameters->mct_data) {
- opj_free(parameters->mct_data);
- parameters->mct_data = 00;
- }
-}
-
-
-
-static void opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
-{
- assert(cstr_index != 00);
-
- /* expand the list? */
- if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
- cstr_index->maxmarknum = 100 + (int) ((float) cstr_index->maxmarknum * 1.0F);
- cstr_index->marker = (opj_marker_info_t*)opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t));
- }
-
- /* add the marker */
- cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
- cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
- cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
- cstr_index->marknum++;
-
-}
-
-static void opj_j2k_add_tlmarker(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
-{
- assert(cstr_index != 00);
- assert(cstr_index->tile_index != 00);
-
- /* expand the list? */
- if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) {
- cstr_index->tile_index[tileno].maxmarknum = 100 + (int) ((float) cstr_index->tile_index[tileno].maxmarknum * 1.0F);
- cstr_index->tile_index[tileno].marker =
- (opj_marker_info_t*)opj_realloc(cstr_index->tile_index[tileno].marker,
- cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t));
- }
-
- /* add the marker */
- cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type;
- cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos;
- cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len;
- cstr_index->tile_index[tileno].marknum++;
-
- if (type == J2K_MS_SOT) {
- OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
-
- if (cstr_index->tile_index[tileno].tp_index)
- cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
+ for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
+ opj_tcp_v2_t *tcp = &cp->tcps[tileno];
+ tcp->numlayers = parameters->tcp_numlayers;
+
+ for (j = 0; j < tcp->numlayers; j++) {
+ if(cp->m_specific_param.m_enc.m_cinema){
+ if (cp->m_specific_param.m_enc.m_fixed_quality) {
+ tcp->distoratio[j] = parameters->tcp_distoratio[j];
+ }
+ tcp->rates[j] = parameters->tcp_rates[j];
+ }else{
+ if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */
+ tcp->distoratio[j] = parameters->tcp_distoratio[j];
+ } else {
+ tcp->rates[j] = parameters->tcp_rates[j];
+ }
+ }
+ }
+
+ tcp->csty = parameters->csty;
+ tcp->prg = parameters->prog_order;
+ tcp->mct = parameters->tcp_mct;
+
+ numpocs_tile = 0;
+ tcp->POC = 0;
+
+ if (parameters->numpocs) {
+ /* initialisation of POC */
+ tcp->POC = 1;
+ /* TODO */
+ for (i = 0; i < (unsigned int) parameters->numpocs; i++) {
+ if((tileno == parameters->POC[i].tile - 1) || (parameters->POC[i].tile == -1)) {
+ opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
+
+ tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
+ tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
+ tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
+ tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
+ tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1;
+ tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
+ tcp_poc->tile = parameters->POC[numpocs_tile].tile;
+
+ numpocs_tile++;
+ }
+ }
+
+ tcp->numpocs = numpocs_tile -1 ;
+ }else{
+ tcp->numpocs = 0;
+ }
+
+ tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
+
+ if (parameters->mct_data) {
+
+ opj_event_msg_v2(p_manager, EVT_ERROR, "MCT not supported for now\n");
+ return;
+
+ /* TODO MSD : merge v2 add invert.c or used a external lib ?
+ OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * sizeof(OPJ_FLOAT32);
+ OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
+ OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize);
+
+ tcp->mct = 2;
+ tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
+ memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize);
+ memcpy(lTmpBuf,parameters->mct_data,lMctSize);
+
+ tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
+ assert(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps));
+
+ tcp->mct_norms = (OPJ_FLOAT64*)
+ opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
+
+ opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix);
+ opj_free(lTmpBuf);
+
+ for (i = 0; i < image->numcomps; i++) {
+ opj_tccp_t *tccp = &tcp->tccps[i];
+ tccp->m_dc_level_shift = l_dc_shift[i];
+ }
+
+ opj_j2k_setup_mct_encoding(tcp,image);
+ */
+ }
+ else {
+ for (i = 0; i < image->numcomps; i++) {
+ opj_tccp_t *tccp = &tcp->tccps[i];
+ opj_image_comp_t * l_comp = &(image->comps[i]);
+
+ if (! l_comp->sgnd) {
+ tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
+ }
+ }
+ }
+
+ for (i = 0; i < image->numcomps; i++) {
+ opj_tccp_t *tccp = &tcp->tccps[i];
+
+ tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */
+ tccp->numresolutions = parameters->numresolution;
+ tccp->cblkw = int_floorlog2(parameters->cblockw_init);
+ tccp->cblkh = int_floorlog2(parameters->cblockh_init);
+ tccp->cblksty = parameters->mode;
+ tccp->qmfbid = parameters->irreversible ? 0 : 1;
+ tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT;
+ tccp->numgbits = 2;
+
+ if (i == parameters->roi_compno) {
+ tccp->roishift = parameters->roi_shift;
+ } else {
+ tccp->roishift = 0;
+ }
+
+ if(parameters->cp_cinema) {
+ /*Precinct size for lowest frequency subband=128*/
+ tccp->prcw[0] = 7;
+ tccp->prch[0] = 7;
+ /*Precinct size at all other resolutions = 256*/
+ for (j = 1; j < tccp->numresolutions; j++) {
+ tccp->prcw[j] = 8;
+ tccp->prch[j] = 8;
+ }
+ }else{
+ if (parameters->csty & J2K_CCP_CSTY_PRT) {
+ OPJ_INT32 p = 0, it_res;
+ for (it_res = tccp->numresolutions - 1; it_res >= 0; it_res--) {
+ if (p < parameters->res_spec) {
+
+ if (parameters->prcw_init[p] < 1) {
+ tccp->prcw[it_res] = 1;
+ } else {
+ tccp->prcw[it_res] = int_floorlog2(parameters->prcw_init[p]);
+ }
+
+ if (parameters->prch_init[p] < 1) {
+ tccp->prch[it_res] = 1;
+ }else {
+ tccp->prch[it_res] = int_floorlog2(parameters->prch_init[p]);
+ }
+
+ } else {
+ int res_spec = parameters->res_spec;
+ int size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
+ int size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
+
+ if (size_prcw < 1) {
+ tccp->prcw[it_res] = 1;
+ } else {
+ tccp->prcw[it_res] = int_floorlog2(size_prcw);
+ }
+
+ if (size_prch < 1) {
+ tccp->prch[it_res] = 1;
+ } else {
+ tccp->prch[it_res] = int_floorlog2(size_prch);
+ }
+ }
+ p++;
+ /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
+ } /*end for*/
+ } else {
+ for (j = 0; j < tccp->numresolutions; j++) {
+ tccp->prcw[j] = 15;
+ tccp->prch[j] = 15;
+ }
+ }
+ }
+
+ opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
+ }
+ }
- l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
-
- /* POINTER validation */
- /* make sure a p_j2k codec is present */
- /* make sure a procedure list is present */
- l_is_valid &= (p_j2k->m_procedure_list != 00);
- /* make sure a validation list is present */
- l_is_valid &= (p_j2k->m_validation_list != 00);
-
- /* PARAMETER VALIDATION */
- return l_is_valid;
-}
-
-opj_bool opj_j2k_read_header_procedure( opj_j2k_v2_t *p_j2k,
- opj_stream_private_t *p_stream,
- opj_event_mgr_t * p_manager)
-{
- OPJ_UINT32 l_current_marker;
- OPJ_UINT32 l_marker_size;
- const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
-
- /* preconditions */
- assert(p_stream != 00);
- assert(p_j2k != 00);
- assert(p_manager != 00);
-
- /* We enter in the main header */
- p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
-
- /* Try to read the SOC marker, the codestream must begin with SOC marker */
- if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Expected a SOC marker \n");
- return OPJ_FALSE;
- }
-
- /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
- if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
-
- /* Read 2 bytes as the new marker ID */
- opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
-
- /* Try to read until the SOT is detected */
- while (l_current_marker != J2K_MS_SOT) {
-
- /* Check if the current marker ID is valid */
- if (l_current_marker < 0xff00) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "We expected read a marker ID (0xff--) instead of %.8x\n", l_current_marker);
- return OPJ_FALSE;
- }
-
- /* Get the marker handler from the marker ID */
- l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
-
- /* Manage case where marker is unknown */
- if (l_marker_handler->id == J2K_MS_UNK) {
- if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
- opj_event_msg_v2(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
- return OPJ_FALSE;
- }
-
- if (l_current_marker == J2K_MS_SOT)
- break; /* SOT marker is detected main header is completely read */
- else /* Get the marker handler from the marker ID */
- l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
- }
-
- /* Check if the marker is known and if it is the right place to find it */
- if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
- return OPJ_FALSE;
- }
-
- /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
- if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
-
- /* read 2 bytes as the marker size */
- opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
- l_marker_size -= 2; /* Subtract the size of the marker ID already read */
-
- /* Check if the marker size is compatible with the header data size */
- if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
- p_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE*)
- opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size);
- if (p_j2k->m_specific_param.m_decoder.m_header_data == 00) {
- return OPJ_FALSE;
- }
- p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
- }
-
- /* Try to read the rest of the marker segment from stream and copy them into the buffer */
- if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
-
- /* Read the marker segment with the correct marker handler */
- if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
- return OPJ_FALSE;
- }
-
- /* Add the marker to the codestream index*/
- opj_j2k_add_mhmarker(p_j2k->cstr_index,
- l_marker_handler->id,
- (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
- l_marker_size + 4 );
-
- /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
- if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
-
- /* read 2 bytes as the new marker ID */
- opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
- }
-
- opj_event_msg_v2(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
-
- /* Position of the last element if the main header */
- p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
-
- /* Next step: read a tile-part header */
- p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
-
- return OPJ_TRUE;
+ l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
+
+ /* POINTER validation */
+ /* make sure a p_j2k codec is present */
+ /* make sure a procedure list is present */
+ l_is_valid &= (p_j2k->m_procedure_list != 00);
+ /* make sure a validation list is present */
+ l_is_valid &= (p_j2k->m_validation_list != 00);
+
+ /* PARAMETER VALIDATION */
+ return l_is_valid;
- opj_bool (** l_procedure) (opj_j2k_v2_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00;
- opj_bool l_result = OPJ_TRUE;
- OPJ_UINT32 l_nb_proc, i;
+ OPJ_UINT32 l_current_marker;
+ OPJ_UINT32 l_marker_size;
+ const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
+
+ /* preconditions */
+ assert(p_stream != 00);
+ assert(p_j2k != 00);
+ assert(p_manager != 00);
+
+ /* We enter in the main header */
+ p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
+
+ /* Try to read the SOC marker, the codestream must begin with SOC marker */
+ if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Expected a SOC marker \n");
+ return OPJ_FALSE;
+ }
+
+ /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
+ if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+
+ /* Read 2 bytes as the new marker ID */
+ opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
+
+ /* Try to read until the SOT is detected */
+ while (l_current_marker != J2K_MS_SOT) {
+
+ /* Check if the current marker ID is valid */
+ if (l_current_marker < 0xff00) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "We expected read a marker ID (0xff--) instead of %.8x\n", l_current_marker);
+ return OPJ_FALSE;
+ }
+
+ /* Get the marker handler from the marker ID */
+ l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
+
+ /* Manage case where marker is unknown */
+ if (l_marker_handler->id == J2K_MS_UNK) {
+ if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n");
+ return OPJ_FALSE;
+ }
+
+ if (l_current_marker == J2K_MS_SOT)
+ break; /* SOT marker is detected main header is completely read */
+ else /* Get the marker handler from the marker ID */
+ l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
+ }
+
+ /* Check if the marker is known and if it is the right place to find it */
+ if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
+ return OPJ_FALSE;
+ }
+
+ /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
+ if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+
+ /* read 2 bytes as the marker size */
+ opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
+ l_marker_size -= 2; /* Subtract the size of the marker ID already read */
+
+ /* Check if the marker size is compatible with the header data size */
+ if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
+ OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
+ if (! new_header_data) {
+ opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
+ p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
+ p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to read header\n");
+ return OPJ_FALSE;
+ }
+ p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
+ p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
+ }
+
+ /* Try to read the rest of the marker segment from stream and copy them into the buffer */
+ if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+
+ /* Read the marker segment with the correct marker handler */
+ if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n");
+ return OPJ_FALSE;
+ }
+
+ /* Add the marker to the codestream index*/
+ if (OPJ_FALSE == opj_j2k_add_mhmarker(
+ p_j2k->cstr_index,
+ l_marker_handler->id,
+ (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
+ l_marker_size + 4 )) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
+ return OPJ_FALSE;
+ }
+
+ /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
+ if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+
+ /* read 2 bytes as the new marker ID */
+ opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
+ }
+
+ opj_event_msg_v2(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
+
+ /* Position of the last element if the main header */
+ p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
- opj_tcp_v2_t * l_tcp = 00;
- opj_tcp_v2_t * l_default_tcp = 00;
- OPJ_UINT32 l_nb_tiles;
- OPJ_UINT32 i,j;
- opj_tccp_t *l_current_tccp = 00;
- OPJ_UINT32 l_tccp_size;
- OPJ_UINT32 l_mct_size;
- opj_image_t * l_image;
- OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
- opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
- opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
- OPJ_UINT32 l_offset;
-
- /* preconditions */
- assert(p_j2k != 00);
- assert(p_stream != 00);
- assert(p_manager != 00);
-
- l_image = p_j2k->m_private_image;
- l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
- l_tcp = p_j2k->m_cp.tcps;
- l_tccp_size = l_image->numcomps * sizeof(opj_tccp_t);
- l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
- l_mct_size = l_image->numcomps * l_image->numcomps * sizeof(OPJ_FLOAT32);
-
- /* For each tile */
- for (i=0; i<l_nb_tiles; ++i) {
- /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
- l_current_tccp = l_tcp->tccps;
- /*Copy default coding parameters into the current tile coding parameters*/
- memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_v2_t));
- /* Initialize some values of the current tile coding parameters*/
- l_tcp->ppt = 0;
- l_tcp->ppt_data = 00;
- /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
- l_tcp->tccps = l_current_tccp;
-
- /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
- if (l_default_tcp->m_mct_decoding_matrix) {
- l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
- if (! l_tcp->m_mct_decoding_matrix ) {
- return OPJ_FALSE;
- }
- memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
- }
-
- /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
- l_mct_records_size = l_default_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t);
- l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
- if (! l_tcp->m_mct_records) {
- return OPJ_FALSE;
- }
- memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
-
- /* Copy the mct record data from dflt_tile_cp to the current tile*/
- l_src_mct_rec = l_default_tcp->m_mct_records;
- l_dest_mct_rec = l_tcp->m_mct_records;
-
- for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
-
- if (l_src_mct_rec->m_data) {
-
- l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
- if(! l_dest_mct_rec->m_data) {
- return OPJ_FALSE;
- }
- memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
- }
-
- ++l_src_mct_rec;
- ++l_dest_mct_rec;
- }
-
- /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
- l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t);
- l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
- if (! l_tcp->m_mcc_records) {
- return OPJ_FALSE;
- }
- memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
-
- /* Copy the mcc record data from dflt_tile_cp to the current tile*/
- l_src_mcc_rec = l_default_tcp->m_mcc_records;
- l_dest_mcc_rec = l_tcp->m_mcc_records;
-
- for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
-
- if (l_src_mcc_rec->m_decorrelation_array) {
- l_offset = l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records;
- l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
- }
-
- if (l_src_mcc_rec->m_offset_array) {
- l_offset = l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records;
- l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
- }
-
- ++l_src_mcc_rec;
- ++l_dest_mcc_rec;
- }
-
- /* Copy all the dflt_tile_compo_cp to the current tile cp */
- memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
-
- /* Move to next tile cp*/
- ++l_tcp;
- }
-
- /* Create the current tile decoder*/
- p_j2k->m_tcd = (opj_tcd_v2_t*)tcd_create_v2(OPJ_TRUE); /* FIXME why a cast ? */
- if (! p_j2k->m_tcd ) {
- return OPJ_FALSE;
- }
-
- if ( !tcd_init_v2(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
- tcd_destroy_v2(p_j2k->m_tcd);
- p_j2k->m_tcd = 00;
- opj_event_msg_v2(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
- return OPJ_FALSE;
- }
-
- return OPJ_TRUE;
+ opj_tcp_v2_t * l_tcp = 00;
+ opj_tcp_v2_t * l_default_tcp = 00;
+ OPJ_UINT32 l_nb_tiles;
+ OPJ_UINT32 i,j;
+ opj_tccp_t *l_current_tccp = 00;
+ OPJ_UINT32 l_tccp_size;
+ OPJ_UINT32 l_mct_size;
+ opj_image_t * l_image;
+ OPJ_UINT32 l_mcc_records_size,l_mct_records_size;
+ opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
+ opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
+ OPJ_UINT32 l_offset;
+
+ /* preconditions */
+ assert(p_j2k != 00);
+ assert(p_stream != 00);
+ assert(p_manager != 00);
+
+ l_image = p_j2k->m_private_image;
+ l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
+ l_tcp = p_j2k->m_cp.tcps;
+ l_tccp_size = l_image->numcomps * sizeof(opj_tccp_t);
+ l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
+ l_mct_size = l_image->numcomps * l_image->numcomps * sizeof(OPJ_FLOAT32);
+
+ /* For each tile */
+ for (i=0; i<l_nb_tiles; ++i) {
+ /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
+ l_current_tccp = l_tcp->tccps;
+ /*Copy default coding parameters into the current tile coding parameters*/
+ memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_v2_t));
+ /* Initialize some values of the current tile coding parameters*/
+ l_tcp->ppt = 0;
+ l_tcp->ppt_data = 00;
+ /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
+ l_tcp->tccps = l_current_tccp;
+
+ /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
+ if (l_default_tcp->m_mct_decoding_matrix) {
+ l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
+ if (! l_tcp->m_mct_decoding_matrix ) {
+ return OPJ_FALSE;
+ }
+ memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size);
+ }
+
+ /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
+ l_mct_records_size = l_default_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t);
+ l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
+ if (! l_tcp->m_mct_records) {
+ return OPJ_FALSE;
+ }
+ memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size);
+
+ /* Copy the mct record data from dflt_tile_cp to the current tile*/
+ l_src_mct_rec = l_default_tcp->m_mct_records;
+ l_dest_mct_rec = l_tcp->m_mct_records;
+
+ for (j=0;j<l_default_tcp->m_nb_mct_records;++j) {
+
+ if (l_src_mct_rec->m_data) {
+
+ l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
+ if(! l_dest_mct_rec->m_data) {
+ return OPJ_FALSE;
+ }
+ memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size);
+ }
+
+ ++l_src_mct_rec;
+ ++l_dest_mct_rec;
+ }
+
+ /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
+ l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t);
+ l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size);
+ if (! l_tcp->m_mcc_records) {
+ return OPJ_FALSE;
+ }
+ memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size);
+
+ /* Copy the mcc record data from dflt_tile_cp to the current tile*/
+ l_src_mcc_rec = l_default_tcp->m_mcc_records;
+ l_dest_mcc_rec = l_tcp->m_mcc_records;
+
+ for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) {
+
+ if (l_src_mcc_rec->m_decorrelation_array) {
+ l_offset = l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records;
+ l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
+ }
+
+ if (l_src_mcc_rec->m_offset_array) {
+ l_offset = l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records;
+ l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
+ }
+
+ ++l_src_mcc_rec;
+ ++l_dest_mcc_rec;
+ }
+
+ /* Copy all the dflt_tile_compo_cp to the current tile cp */
+ memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size);
+
+ /* Move to next tile cp*/
+ ++l_tcp;
+ }
+
+ /* Create the current tile decoder*/
+ p_j2k->m_tcd = (opj_tcd_v2_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
+ if (! p_j2k->m_tcd ) {
+ return OPJ_FALSE;
+ }
+
+ if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) {
+ opj_tcd_destroy(p_j2k->m_tcd);
+ p_j2k->m_tcd = 00;
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
+ return OPJ_FALSE;
+ }
+
+ return OPJ_TRUE;
-/**
- * Reads a tile header.
- * @param p_j2k the jpeg2000 codec.
- * @param p_stream the stream to write data to.
- * @param p_manager the user event manager.
- */
-opj_bool opj_j2k_read_tile_header( opj_j2k_v2_t * p_j2k,
- OPJ_UINT32 * p_tile_index,
- OPJ_UINT32 * p_data_size,
- OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
- OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
- OPJ_UINT32 * p_nb_comps,
- opj_bool * p_go_on,
- opj_stream_private_t *p_stream,
- opj_event_mgr_t * p_manager )
-{
- OPJ_UINT32 l_current_marker = J2K_MS_SOT;
- OPJ_UINT32 l_marker_size;
- const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
- opj_tcp_v2_t * l_tcp = NULL;
- OPJ_UINT32 l_nb_tiles;
-
- /* preconditions */
- assert(p_stream != 00);
- assert(p_j2k != 00);
- assert(p_manager != 00);
-
- /* Reach the End Of Codestream ?*/
- if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){
- l_current_marker = J2K_MS_EOC;
- }
- /* We need to encounter a SOT marker (a new tile-part header) */
- else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){
- return OPJ_FALSE;
- }
-
- /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
- while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) {
-
- /* Try to read until the Start Of Data is detected */
- while (l_current_marker != J2K_MS_SOD) {
-
- /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
- if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
-
- /* Read 2 bytes from the buffer as the marker size */
- opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
-
- /* Why this condition? FIXME */
- if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
- p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
- }
- l_marker_size -= 2; /* Subtract the size of the marker ID already read */
-
- /* Get the marker handler from the marker ID */
- l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
-
- /* Check if the marker is known and if it is the right place to find it */
- if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
- return OPJ_FALSE;
- }
+ /* Try to read until the Start Of Data is detected */
+ while (l_current_marker != J2K_MS_SOD) {
+
+ /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
+ if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+
+ /* Read 2 bytes from the buffer as the marker size */
+ opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2);
+
+ /* Why this condition? FIXME */
+ if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){
+ p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
+ }
+ l_marker_size -= 2; /* Subtract the size of the marker ID already read */
+
+ /* Get the marker handler from the marker ID */
+ l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
+
+ /* Check if the marker is known and if it is the right place to find it */
+ if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Marker is not compliant with its position\n");
+ return OPJ_FALSE;
+ }
- /* Check if the marker size is compatible with the header data size */
- if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
- p_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE*)
- opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size);
- if (p_j2k->m_specific_param.m_decoder.m_header_data == 00) {
- return OPJ_FALSE;
- }
- p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
- }
-
- /* Try to read the rest of the marker segment from stream and copy them into the buffer */
- if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
-
- /* Read the marker segment with the correct marker handler */
- if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
- return OPJ_FALSE;
- }
-
- /* Add the marker to the codestream index*/
- opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
- p_j2k->cstr_index,
- l_marker_handler->id,
- (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
- l_marker_size + 4 );
-
- /* Keep the position of the last SOT marker read */
- if ( l_marker_handler->id == J2K_MS_SOT ) {
- OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
- if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
- {
- p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
- }
- }
-
-
- if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
- /* Skip the rest of the tile part header*/
- if (opj_stream_skip(p_stream,p_j2k->m_specific_param.m_decoder.m_sot_length,p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
- l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
- }
- else {
- /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
- if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
- /* Read 2 bytes from the buffer as the new marker ID */
- opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
- }
- }
-
- /* If we didn't skip data before, we need to read the SOD marker*/
- if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
- /* Try to read the SOD marker and skip data ? FIXME */
- if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
- return OPJ_FALSE;
- }
-
-
-
- if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
- /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
- if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
-
- /* Read 2 bytes from buffer as the new marker ID */
- opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
- }
- }
- else {
- /* Indicate we will try to read a new tile-part header*/
- p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
- p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
- p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
-
- /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
- if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
-
- /* Read 2 bytes from buffer as the new marker ID */
- opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
- }
- }
-
- /* Current marker is the EOC marker ?*/
- if (l_current_marker == J2K_MS_EOC) {
- if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
- p_j2k->m_current_tile_number = 0;
- p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
- }
- }
-
- /* FIXME DOC ???*/
- if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
- l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
- l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
-
- while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
- ++p_j2k->m_current_tile_number;
- ++l_tcp;
- }
-
- if (p_j2k->m_current_tile_number == l_nb_tiles) {
- *p_go_on = OPJ_FALSE;
- return OPJ_TRUE;
- }
- }
-
- /*FIXME ???*/
- if (! tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
- return OPJ_FALSE;
- }
-
- opj_event_msg_v2(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
- p_j2k->m_current_tile_number, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
-
- *p_tile_index = p_j2k->m_current_tile_number;
- *p_go_on = OPJ_TRUE;
- *p_data_size = tcd_get_decoded_tile_size(p_j2k->m_tcd);
- *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
- *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
- *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
- *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
- *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
-
- p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
-
- return OPJ_TRUE;
-}
-
-
-opj_bool opj_j2k_decode_tile ( opj_j2k_v2_t * p_j2k,
- OPJ_UINT32 p_tile_index,
- OPJ_BYTE * p_data,
- OPJ_UINT32 p_data_size,
- opj_stream_private_t *p_stream,
- opj_event_mgr_t * p_manager )
-{
- OPJ_UINT32 l_current_marker;
- OPJ_BYTE l_data [2];
- opj_tcp_v2_t * l_tcp;
-
- /* preconditions */
- assert(p_stream != 00);
- assert(p_j2k != 00);
- assert(p_manager != 00);
-
- if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/)
- || (p_tile_index != p_j2k->m_current_tile_number) ) {
- return OPJ_FALSE;
- }
-
- l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
- if (! l_tcp->m_data) {
- opj_j2k_tcp_destroy(l_tcp);
- return OPJ_FALSE;
- }
-
- if (! tcd_decode_tile_v2( p_j2k->m_tcd,
- l_tcp->m_data,
- l_tcp->m_data_size,
- p_tile_index,
- p_j2k->cstr_index) ) {
- opj_j2k_tcp_destroy(l_tcp);
- p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/
- return OPJ_FALSE;
- }
-
- if (! tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) {
- return OPJ_FALSE;
- }
-
- /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
- * we destroy just the data which will be re-read in read_tile_header*/
- /*opj_j2k_tcp_destroy(l_tcp);
- p_j2k->m_tcd->tcp = 0;*/
- opj_j2k_tcp_data_destroy(l_tcp);
-
- p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
- p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080));/* FIXME J2K_DEC_STATE_DATA);*/
-
- if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/
- if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
- return OPJ_FALSE;
- }
-
- opj_read_bytes(l_data,&l_current_marker,2);
-
- if (l_current_marker == J2K_MS_EOC) {
- p_j2k->m_current_tile_number = 0;
- p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/
- }
- else if (l_current_marker != J2K_MS_SOT)
- {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
- return OPJ_FALSE;
- }
- }
-
- return OPJ_TRUE;
+ /* Check if the marker size is compatible with the header data size */
+ if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
+ OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
+ if (! new_header_data) {
+ opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
+ p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
+ p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to read header\n");
+ return OPJ_FALSE;
+ }
+ p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
+ p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
+ }
+
+ /* Try to read the rest of the marker segment from stream and copy them into the buffer */
+ if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+
+ if (!l_marker_handler->handler) {
+ /* See issue #175 */
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not sure how that happened.\n");
+ return OPJ_FALSE;
+ }
+ /* Read the marker segment with the correct marker handler */
+ if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker);
+ return OPJ_FALSE;
+ }
+
+ /* Add the marker to the codestream index*/
+ if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
+ p_j2k->cstr_index,
+ l_marker_handler->id,
+ (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
+ l_marker_size + 4 )) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
+ return OPJ_FALSE;
+ }
+
+ /* Keep the position of the last SOT marker read */
+ if ( l_marker_handler->id == J2K_MS_SOT ) {
+ OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ;
+ if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos)
+ {
+ p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
+ }
+ }
+
+ if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
+ /* Skip the rest of the tile part header*/
+ if (opj_stream_skip(p_stream,p_j2k->m_specific_param.m_decoder.m_sot_length,p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+ l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
+ }
+ else {
+ /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
+ if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+ /* Read 2 bytes from the buffer as the new marker ID */
+ opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
+ }
+ }
+
+ /* If we didn't skip data before, we need to read the SOD marker*/
+ if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
+ /* Try to read the SOD marker and skip data ? FIXME */
+ if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
+ return OPJ_FALSE;
+ }
+
+ if (! p_j2k->m_specific_param.m_decoder.m_can_decode){
+ /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
+ if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+
+ /* Read 2 bytes from buffer as the new marker ID */
+ opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
+ }
+ }
+ else {
+ /* Indicate we will try to read a new tile-part header*/
+ p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
+ p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
+ p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
+
+ /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
+ if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Stream too short\n");
+ return OPJ_FALSE;
+ }
+
+ /* Read 2 bytes from buffer as the new marker ID */
+ opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2);
+ }
+ }
+
+ /* Current marker is the EOC marker ?*/
+ if (l_current_marker == J2K_MS_EOC) {
+ if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){
+ p_j2k->m_current_tile_number = 0;
+ p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
+ }
+ }
+
+ /* FIXME DOC ???*/
+ if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) {
+ l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
+ l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
+
+ while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) {
+ ++p_j2k->m_current_tile_number;
+ ++l_tcp;
+ }
+
+ if (p_j2k->m_current_tile_number == l_nb_tiles) {
+ *p_go_on = OPJ_FALSE;
+ return OPJ_TRUE;
+ }
+ }
+
+ /*FIXME ???*/
+ if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
+ return OPJ_FALSE;
+ }
+
+ opj_event_msg_v2(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
+ p_j2k->m_current_tile_number, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
+
+ *p_tile_index = p_j2k->m_current_tile_number;
+ *p_go_on = OPJ_TRUE;
+ *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd);
+ *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
+ *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
+ *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
+ *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
+ *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
+
+ p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/
+
+ return OPJ_TRUE;
- OPJ_UINT32 i,j,k = 0;
- OPJ_UINT32 l_width_src,l_height_src;
- OPJ_UINT32 l_width_dest,l_height_dest;
- OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
- OPJ_INT32 l_start_offset_src, l_line_offset_src, l_end_offset_src ;
- OPJ_UINT32 l_start_x_dest , l_start_y_dest;
- OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
- OPJ_INT32 l_start_offset_dest, l_line_offset_dest;
-
- opj_image_comp_t * l_img_comp_src = 00;
- opj_image_comp_t * l_img_comp_dest = 00;
-
- opj_tcd_tilecomp_v2_t * l_tilec = 00;
- opj_image_t * l_image_src = 00;
- OPJ_UINT32 l_size_comp, l_remaining;
- OPJ_INT32 * l_dest_ptr;
- opj_tcd_resolution_v2_t* l_res= 00;
-
- l_tilec = p_tcd->tcd_image->tiles->comps;
- l_image_src = p_tcd->image;
- l_img_comp_src = l_image_src->comps;
-
- l_img_comp_dest = p_output_image->comps;
-
- for (i=0; i<l_image_src->numcomps; i++) {
-
- /* Allocate output component buffer if necessary */
- if (!l_img_comp_dest->data) {
-
- l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(l_img_comp_dest->w * l_img_comp_dest->h, sizeof(OPJ_INT32));
- if (! l_img_comp_dest->data) {
- return OPJ_FALSE;
- }
- }
-
- /* Copy info from decoded comp image to output image */
- l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
-
- /*-----*/
- /* Compute the precision of the output buffer */
- l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
- l_remaining = l_img_comp_src->prec & 7; /* (%8) */
- l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
-
- if (l_remaining) {
- ++l_size_comp;
- }
-
- if (l_size_comp == 3) {
- l_size_comp = 4;
- }
- /*-----*/
-
- /* Current tile component size*/
- /*if (i == 0) {
- fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
- l_res->x0, l_res->x1, l_res->y0, l_res->y1);
- }*/
-
- l_width_src = (l_res->x1 - l_res->x0);
- l_height_src = (l_res->y1 - l_res->y0);
-
- /* Border of the current output component*/
- l_x0_dest = int_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
- l_y0_dest = int_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
- l_x1_dest = l_x0_dest + l_img_comp_dest->w;
- l_y1_dest = l_y0_dest + l_img_comp_dest->h;
-
- /*if (i == 0) {
- fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
- l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
- }*/
-
- /*-----*/
- /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
- * of the input buffer (decoded tile component) which will be move
- * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
- * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
- * by this input area.
- * */
- assert( l_res->x0 >= 0);
- assert( l_res->x1 >= 0);
- if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
- l_start_x_dest = l_res->x0 - l_x0_dest;
- l_offset_x0_src = 0;
-
- if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
- l_width_dest = l_width_src;
- l_offset_x1_src = 0;
- }
- else {
- l_width_dest = l_x1_dest - l_res->x0 ;
- l_offset_x1_src = l_width_src - l_width_dest;
- }
- }
- else {
- l_start_x_dest = 0 ;
- l_offset_x0_src = l_x0_dest - l_res->x0;
-
- if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
- l_width_dest = l_width_src - l_offset_x0_src;
- l_offset_x1_src = 0;
- }
- else {
- l_width_dest = l_img_comp_dest->w ;
- l_offset_x1_src = l_res->x1 - l_x1_dest;
- }
- }
-
- if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
- l_start_y_dest = l_res->y0 - l_y0_dest;
- l_offset_y0_src = 0;
-
- if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
- l_height_dest = l_height_src;
- l_offset_y1_src = 0;
- }
- else {
- l_height_dest = l_y1_dest - l_res->y0 ;
- l_offset_y1_src = l_height_src - l_height_dest;
- }
- }
- else {
- l_start_y_dest = 0 ;
- l_offset_y0_src = l_y0_dest - l_res->y0;
-
- if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
- l_height_dest = l_height_src - l_offset_y0_src;
- l_offset_y1_src = 0;
- }
- else {
- l_height_dest = l_img_comp_dest->h ;
- l_offset_y1_src = l_res->y1 - l_y1_dest;
- }
- }
-
- if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
- return OPJ_FALSE;
- }
- /*-----*/
-
- /* Compute the input buffer offset */
- l_start_offset_src = l_offset_x0_src + l_offset_y0_src * l_width_src;
- l_line_offset_src = l_offset_x1_src + l_offset_x0_src;
- l_end_offset_src = l_offset_y1_src * l_width_src - l_offset_x0_src;
-
- /* Compute the output buffer offset */
- l_start_offset_dest = l_start_x_dest + l_start_y_dest * l_img_comp_dest->w;
- l_line_offset_dest = l_img_comp_dest->w - l_width_dest;
-
- /* Move the output buffer to the first place where we will write*/
- l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
-
- /*if (i == 0) {
- fprintf(stdout, "COMPO[%d]:\n",i);
- fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
- "\t tile offset:%d, %d, %d, %d\n"
- "\t buffer offset: %d; %d, %d\n",
- l_res->x0, l_res->y0, l_width_src, l_height_src,
- l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
- l_start_offset_src, l_line_offset_src, l_end_offset_src);
-
- fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
- "\t start offset: %d, line offset= %d\n",
- l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
- }*/
-
-
- switch (l_size_comp) {
- case 1:
- {
- OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
- l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
-
- if (l_img_comp_src->sgnd) {
- for (j = 0 ; j < l_height_dest ; ++j) {
- for ( k = 0 ; k < l_width_dest ; ++k) {
- *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
- }
-
- l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
- l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
- }
- }
- else {
- for ( j = 0 ; j < l_height_dest ; ++j ) {
- for ( k = 0 ; k < l_width_dest ; ++k) {
- *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
- }
-
- l_dest_ptr+= l_line_offset_dest;
- l_src_ptr += l_line_offset_src;
- }
- }
-
- l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
- p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
- }
- break;
- case 2:
- {
- OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
- l_src_ptr += l_start_offset_src;
-
- if (l_img_comp_src->sgnd) {
- for (j=0;j<l_height_dest;++j) {
- for (k=0;k<l_width_dest;++k) {
- *(l_dest_ptr++) = *(l_src_ptr++);
- }
-
- l_dest_ptr+= l_line_offset_dest;
- l_src_ptr += l_line_offset_src ;
- }
- }
- else {
- for (j=0;j<l_height_dest;++j) {
- for (k=0;k<l_width_dest;++k) {
- *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
- }
-
- l_dest_ptr+= l_line_offset_dest;
- l_src_ptr += l_line_offset_src ;
- }
- }
-
- l_src_ptr += l_end_offset_src;
- p_data = (OPJ_BYTE*) l_src_ptr;
- }
- break;
- case 4:
- {
- OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
- l_src_ptr += l_start_offset_src;
-
- for (j=0;j<l_height_dest;++j) {
- for (k=0;k<l_width_dest;++k) {
- *(l_dest_ptr++) = (*(l_src_ptr++));
- }
-
- l_dest_ptr+= l_line_offset_dest;
- l_src_ptr += l_line_offset_src ;
- }
-
- l_src_ptr += l_end_offset_src;
- p_data = (OPJ_BYTE*) l_src_ptr;
- }
- break;
- }
-
- ++l_img_comp_dest;
- ++l_img_comp_src;
- ++l_tilec;
- }
-
- return OPJ_TRUE;
-}
+ OPJ_UINT32 i,j,k = 0;
+ OPJ_UINT32 l_width_src,l_height_src;
+ OPJ_UINT32 l_width_dest,l_height_dest;
+ OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
+ OPJ_INT32 l_start_offset_src, l_line_offset_src, l_end_offset_src ;
+ OPJ_UINT32 l_start_x_dest , l_start_y_dest;
+ OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
+ OPJ_INT32 l_start_offset_dest, l_line_offset_dest;
+
+ opj_image_comp_t * l_img_comp_src = 00;
+ opj_image_comp_t * l_img_comp_dest = 00;
+
+ opj_tcd_tilecomp_v2_t * l_tilec = 00;
+ opj_image_t * l_image_src = 00;
+ OPJ_UINT32 l_size_comp, l_remaining;
+ OPJ_INT32 * l_dest_ptr;
+ opj_tcd_resolution_v2_t* l_res= 00;
+
+ l_tilec = p_tcd->tcd_image->tiles->comps;
+ l_image_src = p_tcd->image;
+ l_img_comp_src = l_image_src->comps;
+
+ l_img_comp_dest = p_output_image->comps;
+
+ for (i=0; i<l_image_src->numcomps; i++) {
+
+ /* Allocate output component buffer if necessary */
+ if (!l_img_comp_dest->data) {
+
+ l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(l_img_comp_dest->w * l_img_comp_dest->h, sizeof(OPJ_INT32));
+ if (! l_img_comp_dest->data) {
+ return OPJ_FALSE;
+ }
+ }
+
+ /* Copy info from decoded comp image to output image */
+ l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
+
+ /*-----*/
+ /* Compute the precision of the output buffer */
+ l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/
+ l_remaining = l_img_comp_src->prec & 7; /* (%8) */
+ l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded;
+
+ if (l_remaining) {
+ ++l_size_comp;
+ }
+
+ if (l_size_comp == 3) {
+ l_size_comp = 4;
+ }
+ /*-----*/
+
+ /* Current tile component size*/
+ /*if (i == 0) {
+ fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
+ l_res->x0, l_res->x1, l_res->y0, l_res->y1);
+ }*/
+
+ l_width_src = (l_res->x1 - l_res->x0);
+ l_height_src = (l_res->y1 - l_res->y0);
+
+ /* Border of the current output component*/
+ l_x0_dest = int_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
+ l_y0_dest = int_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
+ l_x1_dest = l_x0_dest + l_img_comp_dest->w;
+ l_y1_dest = l_y0_dest + l_img_comp_dest->h;
+
+ /*if (i == 0) {
+ fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
+ l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
+ }*/
+
+ /*-----*/
+ /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
+ * of the input buffer (decoded tile component) which will be move
+ * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
+ * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
+ * by this input area.
+ * */
+ assert( l_res->x0 >= 0);
+ assert( l_res->x1 >= 0);
+ if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) {
+ l_start_x_dest = l_res->x0 - l_x0_dest;
+ l_offset_x0_src = 0;
+
+ if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
+ l_width_dest = l_width_src;
+ l_offset_x1_src = 0;
+ }
+ else {
+ l_width_dest = l_x1_dest - l_res->x0 ;
+ l_offset_x1_src = l_width_src - l_width_dest;
+ }
+ }
+ else {
+ l_start_x_dest = 0 ;
+ l_offset_x0_src = l_x0_dest - l_res->x0;
+
+ if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) {
+ l_width_dest = l_width_src - l_offset_x0_src;
+ l_offset_x1_src = 0;
+ }
+ else {
+ l_width_dest = l_img_comp_dest->w ;
+ l_offset_x1_src = l_res->x1 - l_x1_dest;
+ }
+ }
+
+ if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) {
+ l_start_y_dest = l_res->y0 - l_y0_dest;
+ l_offset_y0_src = 0;
+
+ if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
+ l_height_dest = l_height_src;
+ l_offset_y1_src = 0;
+ }
+ else {
+ l_height_dest = l_y1_dest - l_res->y0 ;
+ l_offset_y1_src = l_height_src - l_height_dest;
+ }
+ }
+ else {
+ l_start_y_dest = 0 ;
+ l_offset_y0_src = l_y0_dest - l_res->y0;
+
+ if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) {
+ l_height_dest = l_height_src - l_offset_y0_src;
+ l_offset_y1_src = 0;
+ }
+ else {
+ l_height_dest = l_img_comp_dest->h ;
+ l_offset_y1_src = l_res->y1 - l_y1_dest;
+ }
+ }
+
+ if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){
+ return OPJ_FALSE;
+ }
+ /*-----*/
+
+ /* Compute the input buffer offset */
+ l_start_offset_src = l_offset_x0_src + l_offset_y0_src * l_width_src;
+ l_line_offset_src = l_offset_x1_src + l_offset_x0_src;
+ l_end_offset_src = l_offset_y1_src * l_width_src - l_offset_x0_src;
+
+ /* Compute the output buffer offset */
+ l_start_offset_dest = l_start_x_dest + l_start_y_dest * l_img_comp_dest->w;
+ l_line_offset_dest = l_img_comp_dest->w - l_width_dest;
+
+ /* Move the output buffer to the first place where we will write*/
+ l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
+
+ /*if (i == 0) {
+ fprintf(stdout, "COMPO[%d]:\n",i);
+ fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n"
+ "\t tile offset:%d, %d, %d, %d\n"
+ "\t buffer offset: %d; %d, %d\n",
+ l_res->x0, l_res->y0, l_width_src, l_height_src,
+ l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src,
+ l_start_offset_src, l_line_offset_src, l_end_offset_src);
+
+ fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n"
+ "\t start offset: %d, line offset= %d\n",
+ l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest);
+ }*/
+
+ switch (l_size_comp) {
+ case 1:
+ {
+ OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data;
+ l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/
+
+ if (l_img_comp_src->sgnd) {
+ for (j = 0 ; j < l_height_dest ; ++j) {
+ for ( k = 0 ; k < l_width_dest ; ++k) {
+ *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */
+ }
+
+ l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */
+ l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */
+ }
+ }
+ else {
+ for ( j = 0 ; j < l_height_dest ; ++j ) {
+ for ( k = 0 ; k < l_width_dest ; ++k) {
+ *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff);
+ }
+
+ l_dest_ptr+= l_line_offset_dest;
+ l_src_ptr += l_line_offset_src;
+ }
+ }
+
+ l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */
+ p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */
+ }
+ break;
+ case 2:
+ {
+ OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data;
+ l_src_ptr += l_start_offset_src;
+
+ if (l_img_comp_src->sgnd) {
+ for (j=0;j<l_height_dest;++j) {
+ for (k=0;k<l_width_dest;++k) {
+ *(l_dest_ptr++) = *(l_src_ptr++);
+ }
+
+ l_dest_ptr+= l_line_offset_dest;
+ l_src_ptr += l_line_offset_src ;
+ }
+ }
+ else {
+ for (j=0;j<l_height_dest;++j) {
+ for (k=0;k<l_width_dest;++k) {
+ *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
+ }
+
+ l_dest_ptr+= l_line_offset_dest;
+ l_src_ptr += l_line_offset_src ;
+ }
+ }
+
+ l_src_ptr += l_end_offset_src;
+ p_data = (OPJ_BYTE*) l_src_ptr;
+ }
+ break;
+ case 4:
+ {
+ OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
+ l_src_ptr += l_start_offset_src;
+
+ for (j=0;j<l_height_dest;++j) {
+ for (k=0;k<l_width_dest;++k) {
+ *(l_dest_ptr++) = (*(l_src_ptr++));
+ }
+
+ l_dest_ptr+= l_line_offset_dest;
+ l_src_ptr += l_line_offset_src ;
+ }
+
+ l_src_ptr += l_end_offset_src;
+ p_data = (OPJ_BYTE*) l_src_ptr;
+ }
+ break;
+ }
+
+ ++l_img_comp_dest;
+ ++l_img_comp_src;
+ ++l_tilec;
+ }
-/**
- * Sets the given area to be decoded. This function should be called right after opj_read_header and before any tile header reading.
- *
- * @param p_j2k the jpeg2000 codec.
- * @param p_start_x the left position of the rectangle to decode (in image coordinates).
- * @param p_end_x the right position of the rectangle to decode (in image coordinates).
- * @param p_start_y the up position of the rectangle to decode (in image coordinates).
- * @param p_end_y the bottom position of the rectangle to decode (in image coordinates).
- * @param p_manager the user event manager
- *
- * @return true if the area could be set.
- */
-opj_bool opj_j2k_set_decode_area( opj_j2k_v2_t *p_j2k,
- opj_image_t* p_image,
- OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
- OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
- opj_event_mgr_t * p_manager )
-{
- opj_cp_v2_t * l_cp = &(p_j2k->m_cp);
- opj_image_t * l_image = p_j2k->m_private_image;
-
- OPJ_UINT32 it_comp;
- OPJ_INT32 l_comp_x1, l_comp_y1;
- opj_image_comp_t* l_img_comp = NULL;
-
- /* Check if we are read the main header */
- if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
- opj_event_msg_v2(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
- return OPJ_FALSE;
- }
-
- if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
- opj_event_msg_v2(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
-
- p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
- p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
- p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
- p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
-
- return OPJ_TRUE;
- }
-
- /* ----- */
- /* Check if the positions provided by the user are correct */
-
- /* Left */
- assert(p_start_x >= 0 );
- assert(p_start_y >= 0 );
-
- if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
- opj_event_msg_v2(p_manager, EVT_ERROR,
- "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
- p_start_x, l_image->x1);
- return OPJ_FALSE;
- }
- else if ((OPJ_UINT32)p_start_x < l_image->x0){
- opj_event_msg_v2(p_manager, EVT_WARNING,
- "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
- p_start_x, l_image->x0);
- p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
- p_image->x0 = l_image->x0;
- }
- else {
- p_j2k->m_specific_param.m_decoder.m_start_tile_x = (p_start_x - l_cp->tx0) / l_cp->tdx;
- p_image->x0 = p_start_x;
- }
-
- /* Up */
- if ((OPJ_UINT32)p_start_y > l_image->y1){
- opj_event_msg_v2(p_manager, EVT_ERROR,
- "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
- p_start_y, l_image->y1);
- return OPJ_FALSE;
- }
- else if ((OPJ_UINT32)p_start_y < l_image->y0){
- opj_event_msg_v2(p_manager, EVT_WARNING,
- "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
- p_start_y, l_image->y0);
- p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
- p_image->y0 = l_image->y0;
- }
- else {
- p_j2k->m_specific_param.m_decoder.m_start_tile_y = (p_start_y - l_cp->ty0) / l_cp->tdy;
- p_image->y0 = p_start_y;
- }
-
- /* Right */
- assert((OPJ_UINT32)p_end_x > 0);
- assert((OPJ_UINT32)p_end_y > 0);
- if ((OPJ_UINT32)p_end_x < l_image->x0) {
- opj_event_msg_v2(p_manager, EVT_ERROR,
- "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
- p_end_x, l_image->x0);
- return OPJ_FALSE;
- }
- else if ((OPJ_UINT32)p_end_x > l_image->x1) {
- opj_event_msg_v2(p_manager, EVT_WARNING,
- "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
- p_end_x, l_image->x1);
- p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
- p_image->x1 = l_image->x1;
- }
- else {
- p_j2k->m_specific_param.m_decoder.m_end_tile_x = int_ceildiv((p_end_x - l_cp->tx0), l_cp->tdx);
- p_image->x1 = p_end_x;
- }
-
- /* Bottom */
- if ((OPJ_UINT32)p_end_y < l_image->y0) {
- opj_event_msg_v2(p_manager, EVT_ERROR,
- "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
- p_end_y, l_image->y0);
- return OPJ_FALSE;
- }
- if ((OPJ_UINT32)p_end_y > l_image->y1){
- opj_event_msg_v2(p_manager, EVT_WARNING,
- "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
- p_end_y, l_image->y1);
- p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
- p_image->y1 = l_image->y1;
- }
- else{
- p_j2k->m_specific_param.m_decoder.m_end_tile_y = int_ceildiv((p_end_y - l_cp->ty0), l_cp->tdy);
- p_image->y1 = p_end_y;
- }
- /* ----- */
-
- p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
-
- l_img_comp = p_image->comps;
- for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
- {
- OPJ_INT32 l_h,l_w;
-
- l_img_comp->x0 = int_ceildiv(p_image->x0, l_img_comp->dx);
- l_img_comp->y0 = int_ceildiv(p_image->y0, l_img_comp->dy);
- l_comp_x1 = int_ceildiv(p_image->x1, l_img_comp->dx);
- l_comp_y1 = int_ceildiv(p_image->y1, l_img_comp->dy);
-
- l_w = int_ceildivpow2(l_comp_x1, l_img_comp->factor)
- - int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
- if (l_w < 0){
- opj_event_msg_v2(p_manager, EVT_ERROR,
- "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
- it_comp, l_w);
- return OPJ_FALSE;
- }
- l_img_comp->w = l_w;
-
- l_h = int_ceildivpow2(l_comp_y1, l_img_comp->factor)
- - int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
- if (l_h < 0){
- opj_event_msg_v2(p_manager, EVT_ERROR,
- "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
- it_comp, l_h);
- return OPJ_FALSE;
- }
- l_img_comp->h = l_h;
-
- l_img_comp++;
- }
-
- opj_event_msg_v2( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
- p_image->x0, p_image->y0, p_image->x1, p_image->y1);
-
-
- return OPJ_TRUE;
+opj_bool opj_j2k_set_decode_area( opj_j2k_v2_t *p_j2k,
+ opj_image_t* p_image,
+ OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
+ OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
+ opj_event_mgr_t * p_manager )
+{
+ opj_cp_v2_t * l_cp = &(p_j2k->m_cp);
+ opj_image_t * l_image = p_j2k->m_private_image;
+
+ OPJ_UINT32 it_comp;
+ OPJ_INT32 l_comp_x1, l_comp_y1;
+ opj_image_comp_t* l_img_comp = NULL;
+
+ /* Check if we are read the main header */
+ if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream");
+ return OPJ_FALSE;
+ }
+
+ if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){
+ opj_event_msg_v2(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n");
+
+ p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
+ p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
+ p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
+ p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
+
+ return OPJ_TRUE;
+ }
+
+ /* ----- */
+ /* Check if the positions provided by the user are correct */
+
+ /* Left */
+ assert(p_start_x >= 0 );
+ assert(p_start_y >= 0 );
+
+ if ((OPJ_UINT32)p_start_x > l_image->x1 ) {
+ opj_event_msg_v2(p_manager, EVT_ERROR,
+ "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
+ p_start_x, l_image->x1);
+ return OPJ_FALSE;
+ }
+ else if ((OPJ_UINT32)p_start_x < l_image->x0){
+ opj_event_msg_v2(p_manager, EVT_WARNING,
+ "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
+ p_start_x, l_image->x0);
+ p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
+ p_image->x0 = l_image->x0;
+ }
+ else {
+ p_j2k->m_specific_param.m_decoder.m_start_tile_x = (p_start_x - l_cp->tx0) / l_cp->tdx;
+ p_image->x0 = p_start_x;
+ }
+
+ /* Up */
+ if ((OPJ_UINT32)p_start_y > l_image->y1){
+ opj_event_msg_v2(p_manager, EVT_ERROR,
+ "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
+ p_start_y, l_image->y1);
+ return OPJ_FALSE;
+ }
+ else if ((OPJ_UINT32)p_start_y < l_image->y0){
+ opj_event_msg_v2(p_manager, EVT_WARNING,
+ "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
+ p_start_y, l_image->y0);
+ p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
+ p_image->y0 = l_image->y0;
+ }
+ else {
+ p_j2k->m_specific_param.m_decoder.m_start_tile_y = (p_start_y - l_cp->ty0) / l_cp->tdy;
+ p_image->y0 = p_start_y;
+ }
+
+ /* Right */
+ assert((OPJ_UINT32)p_end_x > 0);
+ assert((OPJ_UINT32)p_end_y > 0);
+ if ((OPJ_UINT32)p_end_x < l_image->x0) {
+ opj_event_msg_v2(p_manager, EVT_ERROR,
+ "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
+ p_end_x, l_image->x0);
+ return OPJ_FALSE;
+ }
+ else if ((OPJ_UINT32)p_end_x > l_image->x1) {
+ opj_event_msg_v2(p_manager, EVT_WARNING,
+ "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
+ p_end_x, l_image->x1);
+ p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
+ p_image->x1 = l_image->x1;
+ }
+ else {
+ p_j2k->m_specific_param.m_decoder.m_end_tile_x = int_ceildiv((p_end_x - l_cp->tx0), l_cp->tdx);
+ p_image->x1 = p_end_x;
+ }
+
+ /* Bottom */
+ if ((OPJ_UINT32)p_end_y < l_image->y0) {
+ opj_event_msg_v2(p_manager, EVT_ERROR,
+ "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
+ p_end_y, l_image->y0);
+ return OPJ_FALSE;
+ }
+ if ((OPJ_UINT32)p_end_y > l_image->y1){
+ opj_event_msg_v2(p_manager, EVT_WARNING,
+ "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
+ p_end_y, l_image->y1);
+ p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
+ p_image->y1 = l_image->y1;
+ }
+ else{
+ p_j2k->m_specific_param.m_decoder.m_end_tile_y = int_ceildiv((p_end_y - l_cp->ty0), l_cp->tdy);
+ p_image->y1 = p_end_y;
+ }
+ /* ----- */
+
+ p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
+
+ l_img_comp = p_image->comps;
+ for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
+ {
+ OPJ_INT32 l_h,l_w;
+
+ l_img_comp->x0 = int_ceildiv(p_image->x0, l_img_comp->dx);
+ l_img_comp->y0 = int_ceildiv(p_image->y0, l_img_comp->dy);
+ l_comp_x1 = int_ceildiv(p_image->x1, l_img_comp->dx);
+ l_comp_y1 = int_ceildiv(p_image->y1, l_img_comp->dy);
+
+ l_w = int_ceildivpow2(l_comp_x1, l_img_comp->factor)
+ - int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
+ if (l_w < 0){
+ opj_event_msg_v2(p_manager, EVT_ERROR,
+ "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
+ it_comp, l_w);
+ return OPJ_FALSE;
+ }
+ l_img_comp->w = l_w;
+
+ l_h = int_ceildivpow2(l_comp_y1, l_img_comp->factor)
+ - int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
+ if (l_h < 0){
+ opj_event_msg_v2(p_manager, EVT_ERROR,
+ "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
+ it_comp, l_h);
+ return OPJ_FALSE;
+ }
+ l_img_comp->h = l_h;
+
+ l_img_comp++;
+ }
+
+ opj_event_msg_v2( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n",
+ p_image->x0, p_image->y0, p_image->x1, p_image->y1);
+
+ return OPJ_TRUE;
+}
- OPJ_UINT32 compno,
- OPJ_BYTE * p_header_data,
- OPJ_UINT32 * p_header_size,
- opj_event_mgr_t * p_manager)
-{
- OPJ_UINT32 i, l_tmp;
- opj_cp_v2_t *l_cp = NULL;
- opj_tcp_v2_t *l_tcp = NULL;
- opj_tccp_t *l_tccp = NULL;
- OPJ_BYTE * l_current_ptr = NULL;
-
- /* preconditions */
- assert(p_j2k != 00);
- assert(p_manager != 00);
- assert(p_header_data != 00);
-
- l_cp = &(p_j2k->m_cp);
- l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
- &l_cp->tcps[p_j2k->m_current_tile_number] :
- p_j2k->m_specific_param.m_decoder.m_default_tcp;
-
- /* precondition again */
- assert(compno < p_j2k->m_private_image->numcomps);
-
- l_tccp = &l_tcp->tccps[compno];
- l_current_ptr = p_header_data;
-
- /* make sure room is sufficient */
- if (*p_header_size < 5) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
- return OPJ_FALSE;
- }
-
- opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */
- ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
- ++l_current_ptr;
-
- /* If user wants to remove more resolutions than the codestream contains, return error */
- if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
- "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
- p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
- return OPJ_FALSE;
- }
-
- opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */
- ++l_current_ptr;
- l_tccp->cblkw += 2;
-
- opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */
- ++l_current_ptr;
- l_tccp->cblkh += 2;
-
- opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */
- ++l_current_ptr;
-
- opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */
- ++l_current_ptr;
-
- *p_header_size = *p_header_size - 5;
-
- /* use custom precinct size ? */
- if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
- if (*p_header_size < l_tccp->numresolutions) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
- return OPJ_FALSE;
- }
-
- for (i = 0; i < l_tccp->numresolutions; ++i) {
- opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */
- ++l_current_ptr;
- l_tccp->prcw[i] = l_tmp & 0xf;
- l_tccp->prch[i] = l_tmp >> 4;
- }
-
- *p_header_size = *p_header_size - l_tccp->numresolutions;
- }
- else {
- /* set default size for the precinct width and height */
- for (i = 0; i < l_tccp->numresolutions; ++i) {
- l_tccp->prcw[i] = 15;
- l_tccp->prch[i] = 15;
- }
- }
+ OPJ_UINT32 compno,
+ OPJ_BYTE * p_header_data,
+ OPJ_UINT32 * p_header_size,
+ opj_event_mgr_t * p_manager)
+{
+ OPJ_UINT32 i, l_tmp;
+ opj_cp_v2_t *l_cp = NULL;
+ opj_tcp_v2_t *l_tcp = NULL;
+ opj_tccp_t *l_tccp = NULL;
+ OPJ_BYTE * l_current_ptr = NULL;
+
+ /* preconditions */
+ assert(p_j2k != 00);
+ assert(p_manager != 00);
+ assert(p_header_data != 00);
+
+ l_cp = &(p_j2k->m_cp);
+ l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
+ &l_cp->tcps[p_j2k->m_current_tile_number] :
+ p_j2k->m_specific_param.m_decoder.m_default_tcp;
+
+ /* precondition again */
+ assert(compno < p_j2k->m_private_image->numcomps);
+
+ l_tccp = &l_tcp->tccps[compno];
+ l_current_ptr = p_header_data;
+
+ /* make sure room is sufficient */
+ if (*p_header_size < 5) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
+ return OPJ_FALSE;
+ }
- /* coding style*/
- fprintf(out_stream, "\t\t comp %d {\n", compno);
- fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
- fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
- fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
- fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
- fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
- fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
-
- fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
- for (resno = 0; resno < l_tccp->numresolutions; resno++) {
- fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
- }
- fprintf(out_stream, "\n");
-
- /* quantization style*/
- fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
- fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
- fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
- numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : l_tccp->numresolutions * 3 - 2;
- for (bandno = 0; bandno < numbands; bandno++) {
- fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
- l_tccp->stepsizes[bandno].expn);
- }
- fprintf(out_stream, "\n");
-
- /* RGN value*/
- fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
+ /* coding style*/
+ fprintf(out_stream, "\t\t comp %d {\n", compno);
+ fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
+ fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
+ fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
+ fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
+ fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
+ fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
+
+ fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
+ for (resno = 0; resno < l_tccp->numresolutions; resno++) {
+ fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
+ }
+ fprintf(out_stream, "\n");
+
+ /* quantization style*/
+ fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
+ fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
+ fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
+ numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : l_tccp->numresolutions * 3 - 2;
+ for (bandno = 0; bandno < numbands; bandno++) {
+ fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
+ l_tccp->stepsizes[bandno].expn);
+ }
+ fprintf(out_stream, "\n");
+
+ /* RGN value*/
+ fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
+
+ fprintf(out_stream, "\t\t }\n");
+ } /*end of component of default tile*/
+ fprintf(out_stream, "\t }\n"); /*end of default tile*/
- OPJ_UINT16 compno;
- OPJ_UINT16 numcomps = p_j2k->m_private_image->numcomps;
- opj_tcp_v2_t *l_default_tile;
- opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
-
- cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
-
- cstr_info->tx0 = p_j2k->m_cp.tx0;
- cstr_info->ty0 = p_j2k->m_cp.ty0;
- cstr_info->tdx = p_j2k->m_cp.tdx;
- cstr_info->tdy = p_j2k->m_cp.tdy;
- cstr_info->tw = p_j2k->m_cp.tw;
- cstr_info->th = p_j2k->m_cp.th;
-
- cstr_info->tile_info = NULL; /* Not fill from the main header*/
-
- l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
-
- cstr_info->m_default_tile_info.csty = l_default_tile->csty;
- cstr_info->m_default_tile_info.prg = l_default_tile->prg;
- cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
- cstr_info->m_default_tile_info.mct = l_default_tile->mct;
-
- cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
+ OPJ_UINT16 compno;
+ OPJ_UINT16 numcomps = p_j2k->m_private_image->numcomps;
+ opj_tcp_v2_t *l_default_tile;
+ opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t));
+
+ cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
+
+ cstr_info->tx0 = p_j2k->m_cp.tx0;
+ cstr_info->ty0 = p_j2k->m_cp.ty0;
+ cstr_info->tdx = p_j2k->m_cp.tdx;
+ cstr_info->tdy = p_j2k->m_cp.tdy;
+ cstr_info->tw = p_j2k->m_cp.tw;
+ cstr_info->th = p_j2k->m_cp.th;
+
+ cstr_info->tile_info = NULL; /* Not fill from the main header*/
+
+ l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
+
+ cstr_info->m_default_tile_info.csty = l_default_tile->csty;
+ cstr_info->m_default_tile_info.prg = l_default_tile->prg;
+ cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
+ cstr_info->m_default_tile_info.mct = l_default_tile->mct;
+
+ cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t));
+
+ for (compno = 0; compno < numcomps; compno++) {
+ opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
+ opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]);
+ OPJ_INT32 bandno, numbands;
+
+ /* coding style*/
+ l_tccp_info->csty = l_tccp->csty;
+ l_tccp_info->numresolutions = l_tccp->numresolutions;
+ l_tccp_info->cblkw = l_tccp->cblkw;
+ l_tccp_info->cblkh = l_tccp->cblkh;
+ l_tccp_info->cblksty = l_tccp->cblksty;
+ l_tccp_info->qmfbid = l_tccp->qmfbid;
+ if (l_tccp->numresolutions < J2K_MAXRLVLS)
+ {
+ memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
+ memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
+ }
+
+ /* quantization style*/
+ l_tccp_info->qntsty = l_tccp->qntsty;
+ l_tccp_info->numgbits = l_tccp->numgbits;
+
+ numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : l_tccp->numresolutions * 3 - 2;
+ if (numbands < J2K_MAXBANDS) {
+ for (bandno = 0; bandno < numbands; bandno++) {
+ l_tccp_info->stepsizes_mant[bandno] = l_tccp->stepsizes[bandno].mant;
+ l_tccp_info->stepsizes_expn[bandno] = l_tccp->stepsizes[bandno].expn;
+ }
+ }
+
+ /* RGN value*/
+ l_tccp_info->roishift = l_tccp->roishift;
+ }
-/**
- * Get the codestream index from a JPEG2000 codec.
- *
- *@param p_j2k the component image header to dump.
- *
- *@return the codestream index extract from the jpg2000 codec
- */
-opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_v2_t* p_j2k)
-{
- opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
- opj_calloc(1,sizeof(opj_codestream_index_t));
- if (!l_cstr_index)
- return NULL;
-
- l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
- l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
- l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
-
- l_cstr_index->marknum = p_j2k->cstr_index->marknum;
- l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t));
- if (!l_cstr_index->marker){
- opj_free( l_cstr_index);
- return NULL;
- }
-
- if (p_j2k->cstr_index->marker)
- memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) );
- else{
- opj_free(l_cstr_index->marker);
- l_cstr_index->marker = NULL;
- }
-
- l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
- l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) );
- if (!l_cstr_index->tile_index){
- opj_free( l_cstr_index->marker);
- opj_free( l_cstr_index);
- return NULL;
- }
-
- if (!p_j2k->cstr_index->tile_index){
- opj_free(l_cstr_index->tile_index);
- l_cstr_index->tile_index = NULL;
- }
- else {
- OPJ_UINT32 it_tile = 0;
- for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){
-
- /* Tile Marker*/
- l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum;
-
- l_cstr_index->tile_index[it_tile].marker =
- (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t));
-
- if (!l_cstr_index->tile_index[it_tile].marker) {
- OPJ_UINT32 it_tile_free;
-
- for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
- opj_free(l_cstr_index->tile_index[it_tile_free].marker);
- }
-
- opj_free( l_cstr_index->tile_index);
- opj_free( l_cstr_index->marker);
- opj_free( l_cstr_index);
- return NULL;
- }
-
- if (p_j2k->cstr_index->tile_index[it_tile].marker)
- memcpy( l_cstr_index->tile_index[it_tile].marker,
- p_j2k->cstr_index->tile_index[it_tile].marker,
- l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) );
- else{
- opj_free(l_cstr_index->tile_index[it_tile].marker);
- l_cstr_index->tile_index[it_tile].marker = NULL;
- }
-
- /* Tile part index*/
- l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps;
-
- l_cstr_index->tile_index[it_tile].tp_index =
- (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t));
-
- if(!l_cstr_index->tile_index[it_tile].tp_index){
- OPJ_UINT32 it_tile_free;
-
- for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){
- opj_free(l_cstr_index->tile_index[it_tile_free].marker);
- opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
- }
-
- opj_free( l_cstr_index->tile_index);
- opj_free( l_cstr_index->marker);
- opj_free( l_cstr_index);
- return NULL;
- }
-
- if (p_j2k->cstr_index->tile_index[it_tile].tp_index){
- memcpy( l_cstr_index->tile_index[it_tile].tp_index,
- p_j2k->cstr_index->tile_index[it_tile].tp_index,
- l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) );
- }
- else{
- opj_free(l_cstr_index->tile_index[it_tile].tp_index);
- l_cstr_index->tile_index[it_tile].tp_index = NULL;
- }
-
- /* Packet index (NOT USED)*/
- l_cstr_index->tile_index[it_tile].nb_packet = 0;
- l_cstr_index->tile_index[it_tile].packet_index = NULL;
-
- }
- }
-
- return l_cstr_index;
-/**
- * Reads the tiles.
- */
-opj_bool opj_j2k_decode_tiles ( opj_j2k_v2_t *p_j2k,
- opj_stream_private_t *p_stream,
- opj_event_mgr_t * p_manager)
-{
- opj_bool l_go_on = OPJ_TRUE;
- OPJ_UINT32 l_current_tile_no;
- OPJ_UINT32 l_data_size,l_max_data_size;
- OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
- OPJ_UINT32 l_nb_comps;
- OPJ_BYTE * l_current_data;
-
- l_current_data = (OPJ_BYTE*)opj_malloc(1000);
- if (! l_current_data) {
- return OPJ_FALSE;
- }
- l_max_data_size = 1000;
-
-
-
- while (OPJ_TRUE) {
- if (! opj_j2k_read_tile_header( p_j2k,
- &l_current_tile_no,
- &l_data_size,
- &l_tile_x0, &l_tile_y0,
- &l_tile_x1, &l_tile_y1,
- &l_nb_comps,
- &l_go_on,
- p_stream,
- p_manager)) {
- opj_free(l_current_data);
- return OPJ_FALSE;
- }
-
- if (! l_go_on) {
- break;
- }
-
- if (l_data_size > l_max_data_size) {
- l_current_data = (OPJ_BYTE*)opj_realloc(l_current_data,l_data_size);
- if (! l_current_data) {
- opj_free(l_current_data);
- return OPJ_FALSE;
- }
-
- l_max_data_size = l_data_size;
- }
-
- if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
- opj_free(l_current_data);
- return OPJ_FALSE;
- }
- opj_event_msg_v2(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
-
- if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
- opj_free(l_current_data);
- return OPJ_FALSE;
- }
- opj_event_msg_v2(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
-
- }
-
- opj_free(l_current_data);
-
- return OPJ_TRUE;
+opj_bool opj_j2k_decode_tiles ( opj_j2k_v2_t *p_j2k,
+ opj_stream_private_t *p_stream,
+ opj_event_mgr_t * p_manager)
+{
+ opj_bool l_go_on = OPJ_TRUE;
+ OPJ_UINT32 l_current_tile_no;
+ OPJ_UINT32 l_data_size,l_max_data_size;
+ OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
+ OPJ_UINT32 l_nb_comps;
+ OPJ_BYTE * l_current_data;
+
+ l_current_data = (OPJ_BYTE*)opj_malloc(1000);
+ if (! l_current_data) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
+ return OPJ_FALSE;
+ }
+ l_max_data_size = 1000;
+
+ while (OPJ_TRUE) {
+ if (! opj_j2k_read_tile_header( p_j2k,
+ &l_current_tile_no,
+ &l_data_size,
+ &l_tile_x0, &l_tile_y0,
+ &l_tile_x1, &l_tile_y1,
+ &l_nb_comps,
+ &l_go_on,
+ p_stream,
+ p_manager)) {
+ opj_free(l_current_data);
+ return OPJ_FALSE;
+ }
+
+ if (! l_go_on) {
+ break;
+ }
+
+ if (l_data_size > l_max_data_size) {
+ OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
+ if (! l_new_current_data) {
+ opj_free(l_current_data);
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
+ return OPJ_FALSE;
+ }
+ l_current_data = l_new_current_data;
+ l_max_data_size = l_data_size;
+ }
+
+ if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
+ opj_free(l_current_data);
+ return OPJ_FALSE;
+ }
+ opj_event_msg_v2(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
+
+ if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
+ opj_free(l_current_data);
+ return OPJ_FALSE;
+ }
+ opj_event_msg_v2(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
+
+ }
+
+ opj_free(l_current_data);
+
+ return OPJ_TRUE;
-static opj_bool opj_j2k_decode_one_tile ( opj_j2k_v2_t *p_j2k,
- opj_stream_private_t *p_stream,
- opj_event_mgr_t * p_manager)
-{
- opj_bool l_go_on = OPJ_TRUE;
- OPJ_UINT32 l_current_tile_no;
- OPJ_UINT32 l_tile_no_to_dec;
- OPJ_UINT32 l_data_size,l_max_data_size;
- OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
- OPJ_UINT32 l_nb_comps;
- OPJ_BYTE * l_current_data;
-
- l_current_data = (OPJ_BYTE*)opj_malloc(1000);
- if (! l_current_data) {
- return OPJ_FALSE;
- }
- l_max_data_size = 1000;
-
- /*Allocate and initialize some elements of codestrem index if not already done*/
- if( !p_j2k->cstr_index->tile_index)
- {
- if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
- opj_free(l_current_data);
- return OPJ_FALSE;
- }
- }
- /* Move into the codestream to the first SOT used to decode the desired tile */
- l_tile_no_to_dec = p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
- if (p_j2k->cstr_index->tile_index)
- if(p_j2k->cstr_index->tile_index->tp_index)
- {
- if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
- /* the index for this tile has not been built,
- * so move to the last SOT read */
- if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
- opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with seek function\n");
- return OPJ_FALSE;
- }
- }
- else{
- if ( !(opj_stream_read_seek(p_stream, p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos+2, p_manager)) ) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with seek function\n");
- return OPJ_FALSE;
- }
- }
- /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
- if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
- p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
- }
-
- while (OPJ_TRUE) {
- if (! opj_j2k_read_tile_header( p_j2k,
- &l_current_tile_no,
- &l_data_size,
- &l_tile_x0, &l_tile_y0,
- &l_tile_x1, &l_tile_y1,
- &l_nb_comps,
- &l_go_on,
- p_stream,
- p_manager)) {
- opj_free(l_current_data);
- return OPJ_FALSE;
- }
-
-
- if (! l_go_on) {
- break;
- }
-
- if (l_data_size > l_max_data_size) {
- l_current_data = (OPJ_BYTE*)opj_realloc(l_current_data,l_data_size);
- if (! l_current_data) {
- opj_free(l_current_data);
- return OPJ_FALSE;
- }
-
- l_max_data_size = l_data_size;
- }
-
-
-
- if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
- opj_free(l_current_data);
- return OPJ_FALSE;
- }
- opj_event_msg_v2(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
-
- if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
- opj_free(l_current_data);
- return OPJ_FALSE;
- }
- opj_event_msg_v2(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
-
- if(l_current_tile_no == l_tile_no_to_dec)
- {
- /* move into the codestream to the the first SOT (FIXME or not move?)*/
- if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with seek function\n");
- return OPJ_FALSE;
- }
- break;
- }
- else {
- opj_event_msg_v2(p_manager, EVT_WARNING, "Tile read, decode and updated is not the desired (%d vs %d).\n", l_current_tile_no, l_tile_no_to_dec);
- }
-
- }
-
- opj_free(l_current_data);
-
- return OPJ_TRUE;
-}
+static opj_bool opj_j2k_decode_one_tile ( opj_j2k_v2_t *p_j2k,
+ opj_stream_private_t *p_stream,
+ opj_event_mgr_t * p_manager)
+{
+ opj_bool l_go_on = OPJ_TRUE;
+ OPJ_UINT32 l_current_tile_no;
+ OPJ_UINT32 l_tile_no_to_dec;
+ OPJ_UINT32 l_data_size,l_max_data_size;
+ OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1;
+ OPJ_UINT32 l_nb_comps;
+ OPJ_BYTE * l_current_data;
+
+ l_current_data = (OPJ_BYTE*)opj_malloc(1000);
+ if (! l_current_data) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n");
+ return OPJ_FALSE;
+ }
+ l_max_data_size = 1000;
+
+ /*Allocate and initialize some elements of codestrem index if not already done*/
+ if( !p_j2k->cstr_index->tile_index)
+ {
+ if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){
+ opj_free(l_current_data);
+ return OPJ_FALSE;
+ }
+ }
+ /* Move into the codestream to the first SOT used to decode the desired tile */
+ l_tile_no_to_dec = p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
+ if (p_j2k->cstr_index->tile_index)
+ if(p_j2k->cstr_index->tile_index->tp_index)
+ {
+ if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
+ /* the index for this tile has not been built,
+ * so move to the last SOT read */
+ if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with seek function\n");
+ return OPJ_FALSE;
+ }
+ }
+ else{
+ if ( !(opj_stream_read_seek(p_stream, p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos+2, p_manager)) ) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with seek function\n");
+ return OPJ_FALSE;
+ }
+ }
+ /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
+ if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC)
+ p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
+ }
+
+ while (OPJ_TRUE) {
+ if (! opj_j2k_read_tile_header( p_j2k,
+ &l_current_tile_no,
+ &l_data_size,
+ &l_tile_x0, &l_tile_y0,
+ &l_tile_x1, &l_tile_y1,
+ &l_nb_comps,
+ &l_go_on,
+ p_stream,
+ p_manager)) {
+ opj_free(l_current_data);
+ return OPJ_FALSE;
+ }
+
+ if (! l_go_on) {
+ break;
+ }
+
+ if (l_data_size > l_max_data_size) {
+ OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size);
+ if (! l_new_current_data) {
+ opj_free(l_current_data);
+ l_current_data = NULL;
+ /* TODO: LH: why tile numbering policy used in messages differs from
+ the one used in opj_j2k_decode_tiles() ? */
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n", l_current_tile_no, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
+ return OPJ_FALSE;
+ }
+ l_current_data = l_new_current_data;
+ l_max_data_size = l_data_size;
+ }
+
+ if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) {
+ opj_free(l_current_data);
+ return OPJ_FALSE;
+ }
+ opj_event_msg_v2(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1);
+
+ if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) {
+ opj_free(l_current_data);
+ return OPJ_FALSE;
+ }
+ opj_event_msg_v2(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no);
+
+ if(l_current_tile_no == l_tile_no_to_dec)
+ {
+ /* move into the codestream to the the first SOT (FIXME or not move?)*/
+ if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) {
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with seek function\n");
+ return OPJ_FALSE;
+ }
+ break;
+ }
+ else {
+ opj_event_msg_v2(p_manager, EVT_WARNING, "Tile read, decode and updated is not the desired (%d vs %d).\n", l_current_tile_no, l_tile_no_to_dec);
+ }
+
+ }
+
+ opj_free(l_current_data);
-
-/**
- * Get the decoded tile.
- *
- * @param p_j2k the jpeg2000 codestream codec.
- * @param p_stream input_stream
- * @param p_image output image. .
- * @param p_manager the user event manager
- * @param tile_index index of the tile we want decode
- *
- * @return true if succeed.
- */
-opj_bool opj_j2k_get_tile( opj_j2k_v2_t *p_j2k,
- opj_stream_private_t *p_stream,
- opj_image_t* p_image,
- opj_event_mgr_t * p_manager,
- OPJ_UINT32 tile_index )
-{
- OPJ_UINT32 compno;
- OPJ_UINT32 l_tile_x, l_tile_y;
- opj_image_comp_t* l_img_comp;
-
- if (!p_image) {
- opj_event_msg_v2(p_manager, EVT_ERROR, "We need an image previously created.\n");
- return OPJ_FALSE;
- }
-
- if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
- opj_event_msg_v2(p_manager, EVT_ERROR, "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index, (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
- return OPJ_FALSE;
- }
-
- /* Compute the dimension of the desired tile*/
- l_tile_x = tile_index % p_j2k->m_cp.tw;
- l_tile_y = tile_index / p_j2k->m_cp.tw;
-
- p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
- if (p_image->x0 < p_j2k->m_private_image->x0)
- p_image->x0 = p_j2k->m_private_image->x0;
- p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
- if (p_image->x1 > p_j2k->m_private_image->x1)
- p_image->x1 = p_j2k->m_private_image->x1;
-
- p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
- if (p_image->y0 < p_j2k->m_private_image->y0)
- p_image->y0 = p_j2k->m_private_image->y0;
- p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
- if (p_image->y1 > p_j2k->m_private_image->y1)
- p_image->y1 = p_j2k->m_private_image->y1;
-
- l_img_comp = p_image->comps;
- for (compno=0; compno < p_image->numcomps; ++compno)
- {
- OPJ_INT32 l_comp_x1, l_comp_y1;
-
- l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
-
- l_img_comp->x0 = int_ceildiv(p_image->x0, l_img_comp->dx);
- l_img_comp->y0 = int_ceildiv(p_image->y0, l_img_comp->dy);
- l_comp_x1 = int_ceildiv(p_image->x1, l_img_comp->dx);
- l_comp_y1 = int_ceildiv(p_image->y1, l_img_comp->dy);
-
- l_img_comp->w = int_ceildivpow2(l_comp_x1, l_img_comp->factor) - int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
- l_img_comp->h = int_ceildivpow2(l_comp_y1, l_img_comp->factor) - int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
-
- l_img_comp++;
- }
-
- /* Destroy the previous output image*/
- if (p_j2k->m_output_image)
- opj_image_destroy(p_j2k->m_output_image);
-
- /* Create the ouput image from the information previously computed*/
- p_j2k->m_output_image = opj_image_create0();
- if (! (p_j2k->m_output_image)) {
- return OPJ_FALSE;
- }
- opj_copy_image_header(p_image, p_j2k->m_output_image);
-
- p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = tile_index;
-
- /* customization of the decoding */
- opj_j2k_setup_decoding_tile(p_j2k);
-
- /* Decode the codestream */
- if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) {
- opj_image_destroy(p_j2k->m_private_image);
- p_j2k->m_private_image = NULL;
- return OPJ_FALSE;
- }
-
- /* Move data and copy one information from codec to output image*/
- for (compno = 0; compno < p_image->numcomps; compno++) {
- p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded;
-
- if (p_image->comps[compno].data)
- opj_free(p_image->comps[compno].data);
-
- p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
-
- p_j2k->m_output_image->comps[compno].data = NULL;
- }
-
- return OPJ_TRUE;
-}
-
-opj_bool opj_j2k_set_decoded_resolution_factor(opj_j2k_v2_t *p_j2k,
- OPJ_UINT32 res_factor,
- opj_event_mgr_t * p_manager)
+opj_bool opj_j2k_get_tile( opj_j2k_v2_t *p_j2k,
+ opj_stream_private_t *p_stream,
+ opj_image_t* p_image,
+ opj_event_mgr_t * p_manager,
+ OPJ_UINT32 tile_index )
- OPJ_UINT32 i,j,k = 0;
- OPJ_UINT32 l_width,l_height,l_stride, l_offset_x,l_offset_y, l_image_width;
- opj_image_comp_t * l_img_comp = 00;
- opj_tcd_tilecomp_v2_t * l_tilec = 00;
- opj_image_t * l_image = 00;
- OPJ_UINT32 l_size_comp, l_remaining;
- OPJ_INT32 * l_src_ptr;
- l_tilec = p_tcd->tcd_image->tiles->comps;
- l_image = p_tcd->image;
- l_img_comp = l_image->comps;
-
- for (i=0;i<p_tcd->image->numcomps;++i) {
- l_size_comp = l_img_comp->prec >> 3; /* (/8) */
- l_remaining = l_img_comp->prec & 7; /* (%8) */
- if (l_remaining) {
- ++l_size_comp;
- }
-
- if (l_size_comp == 3) {
- l_size_comp = 4;
- }
-
- l_width = (l_tilec->x1 - l_tilec->x0);
- l_height = (l_tilec->y1 - l_tilec->y0);
- l_offset_x = int_ceildiv(l_image->x0, l_img_comp->dx);
- l_offset_y = int_ceildiv(l_image->y0, l_img_comp->dy);
- l_image_width = int_ceildiv(l_image->x1 - l_image->x0, l_img_comp->dx);
- l_stride = l_image_width - l_width;
- l_src_ptr = l_img_comp->data + (l_tilec->x0 - l_offset_x) + (l_tilec->y0 - l_offset_y) * l_image_width;
-
- switch (l_size_comp) {
- case 1:
- {
- OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
- if (l_img_comp->sgnd) {
- for (j=0;j<l_height;++j) {
- for (k=0;k<l_width;++k) {
- *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
- ++l_dest_ptr;
- ++l_src_ptr;
- }
- l_src_ptr += l_stride;
- }
- }
- else {
- for (j=0;j<l_height;++j) {
- for (k=0;k<l_width;++k) {
- *(l_dest_ptr) = (*l_src_ptr)&0xff;
- ++l_dest_ptr;
- ++l_src_ptr;
- }
- l_src_ptr += l_stride;
- }
- }
-
- p_data = (OPJ_BYTE*) l_dest_ptr;
- }
- break;
- case 2:
- {
- OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
- if (l_img_comp->sgnd) {
- for (j=0;j<l_height;++j) {
- for (k=0;k<l_width;++k) {
- *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
- }
- l_src_ptr += l_stride;
- }
- }
- else {
- for (j=0;j<l_height;++j) {
- for (k=0;k<l_width;++k) {
- *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
- }
- l_src_ptr += l_stride;
- }
- }
-
- p_data = (OPJ_BYTE*) l_dest_ptr;
- }
- break;
- case 4:
- {
- OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
- for (j=0;j<l_height;++j) {
- for (k=0;k<l_width;++k) {
- *(l_dest_ptr++) = *(l_src_ptr++);
- }
- l_src_ptr += l_stride;
- }
-
- p_data = (OPJ_BYTE*) l_dest_ptr;
- }
- break;
- }
-
- ++l_img_comp;
- ++l_tilec;
- }
+ OPJ_UINT32 i,j,k = 0;
+ OPJ_UINT32 l_width,l_height,l_stride, l_offset_x,l_offset_y, l_image_width;
+ opj_image_comp_t * l_img_comp = 00;
+ opj_tcd_tilecomp_v2_t * l_tilec = 00;
+ opj_image_t * l_image = 00;
+ OPJ_UINT32 l_size_comp, l_remaining;
+ OPJ_INT32 * l_src_ptr;
+ l_tilec = p_tcd->tcd_image->tiles->comps;
+ l_image = p_tcd->image;
+ l_img_comp = l_image->comps;
+
+ for (i=0;i<p_tcd->image->numcomps;++i) {
+ l_size_comp = l_img_comp->prec >> 3; /* (/8) */
+ l_remaining = l_img_comp->prec & 7; /* (%8) */
+ if (l_remaining) {
+ ++l_size_comp;
+ }
+
+ if (l_size_comp == 3) {
+ l_size_comp = 4;
+ }
+
+ l_width = (l_tilec->x1 - l_tilec->x0);
+ l_height = (l_tilec->y1 - l_tilec->y0);
+ l_offset_x = int_ceildiv(l_image->x0, l_img_comp->dx);
+ l_offset_y = int_ceildiv(l_image->y0, l_img_comp->dy);
+ l_image_width = int_ceildiv(l_image->x1 - l_image->x0, l_img_comp->dx);
+ l_stride = l_image_width - l_width;
+ l_src_ptr = l_img_comp->data + (l_tilec->x0 - l_offset_x) + (l_tilec->y0 - l_offset_y) * l_image_width;
+
+ switch (l_size_comp) {
+ case 1:
+ {
+ OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
+ if (l_img_comp->sgnd) {
+ for (j=0;j<l_height;++j) {
+ for (k=0;k<l_width;++k) {
+ *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr);
+ ++l_dest_ptr;
+ ++l_src_ptr;
+ }
+ l_src_ptr += l_stride;
+ }
+ }
+ else {
+ for (j=0;j<l_height;++j) {
+ for (k=0;k<l_width;++k) {
+ *(l_dest_ptr) = (*l_src_ptr)&0xff;
+ ++l_dest_ptr;
+ ++l_src_ptr;
+ }
+ l_src_ptr += l_stride;
+ }
+ }
+
+ p_data = (OPJ_BYTE*) l_dest_ptr;
+ }
+ break;
+ case 2:
+ {
+ OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
+ if (l_img_comp->sgnd) {
+ for (j=0;j<l_height;++j) {
+ for (k=0;k<l_width;++k) {
+ *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++));
+ }
+ l_src_ptr += l_stride;
+ }
+ }
+ else {
+ for (j=0;j<l_height;++j) {
+ for (k=0;k<l_width;++k) {
+ *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff;
+ }
+ l_src_ptr += l_stride;
+ }
+ }
+
+ p_data = (OPJ_BYTE*) l_dest_ptr;
+ }
+ break;
+ case 4:
+ {
+ OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
+ for (j=0;j<l_height;++j) {
+ for (k=0;k<l_width;++k) {
+ *(l_dest_ptr++) = *(l_src_ptr++);
+ }
+ l_src_ptr += l_stride;
+ }
+
+ p_data = (OPJ_BYTE*) l_dest_ptr;
+ }
+ break;
+ }
+
+ ++l_img_comp;
+ ++l_tilec;
+ }
- OPJ_BYTE * p_data,
- OPJ_UINT32 * p_data_written,
- OPJ_UINT32 p_total_data_size,
- opj_stream_private_t *p_stream,
- struct opj_event_mgr * p_manager )
-{
- OPJ_UINT32 compno;
- OPJ_UINT32 l_nb_bytes_written = 0;
- OPJ_UINT32 l_current_nb_bytes_written;
- OPJ_BYTE * l_begin_data = 00;
-
- opj_tcp_v2_t *l_tcp = 00;
- opj_tcd_v2_t * l_tcd = 00;
- opj_cp_v2_t * l_cp = 00;
-
- l_tcd = p_j2k->m_tcd;
- l_cp = &(p_j2k->m_cp);
- l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
-
- l_tcd->cur_pino = 0;
-
- /*Get number of tile parts*/
- p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
-
- /* INDEX >> */
- /* << INDEX */
-
- l_current_nb_bytes_written = 0;
- l_begin_data = p_data;
- if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
- {
- return OPJ_FALSE;
- }
-
- l_nb_bytes_written += l_current_nb_bytes_written;
- p_data += l_current_nb_bytes_written;
- p_total_data_size -= l_current_nb_bytes_written;
-
- if (l_cp->m_specific_param.m_enc.m_cinema == 0) {
- for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
- l_current_nb_bytes_written = 0;
- opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
- l_nb_bytes_written += l_current_nb_bytes_written;
- p_data += l_current_nb_bytes_written;
- p_total_data_size -= l_current_nb_bytes_written;
-
- l_current_nb_bytes_written = 0;
- opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
- l_nb_bytes_written += l_current_nb_bytes_written;
- p_data += l_current_nb_bytes_written;
- p_total_data_size -= l_current_nb_bytes_written;
- }
-
- if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
- l_current_nb_bytes_written = 0;
- opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
- l_nb_bytes_written += l_current_nb_bytes_written;
- p_data += l_current_nb_bytes_written;
- p_total_data_size -= l_current_nb_bytes_written;
- }
- }
-
- l_current_nb_bytes_written = 0;
- if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
- return OPJ_FALSE;
- }
-
- l_nb_bytes_written += l_current_nb_bytes_written;
- * p_data_written = l_nb_bytes_written;
-
- /* Writing Psot in SOT marker */
- opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
-
- if (l_cp->m_specific_param.m_enc.m_cinema){
- opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
- }
-
- return OPJ_TRUE;
-}
-
-opj_bool opj_j2k_write_all_tile_parts( opj_j2k_v2_t *p_j2k,
- OPJ_BYTE * p_data,
- OPJ_UINT32 * p_data_written,
- OPJ_UINT32 p_total_data_size,
- opj_stream_private_t *p_stream,
- struct opj_event_mgr * p_manager
- )
-{
- OPJ_UINT32 tilepartno=0;
- OPJ_UINT32 l_nb_bytes_written = 0;
- OPJ_UINT32 l_current_nb_bytes_written;
- OPJ_UINT32 l_part_tile_size;
- OPJ_UINT32 tot_num_tp;
- OPJ_UINT32 pino;
-
- OPJ_BYTE * l_begin_data;
- opj_tcp_v2_t *l_tcp = 00;
- opj_tcd_v2_t * l_tcd = 00;
- opj_cp_v2_t * l_cp = 00;
-
-
- l_tcd = p_j2k->m_tcd;
- l_cp = &(p_j2k->m_cp);
- l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
-
- /*Get number of tile parts*/
- tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number);
-
- for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
- p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
- l_current_nb_bytes_written = 0;
- l_part_tile_size = 0;
- l_begin_data = p_data;
-
- if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) {
- return OPJ_FALSE;
- }
-
- l_nb_bytes_written += l_current_nb_bytes_written;
- p_data += l_current_nb_bytes_written;
- p_total_data_size -= l_current_nb_bytes_written;
- l_part_tile_size += l_nb_bytes_written;
-
- l_current_nb_bytes_written = 0;
- if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
- return OPJ_FALSE;
- }
-
- p_data += l_current_nb_bytes_written;
- l_nb_bytes_written += l_current_nb_bytes_written;
- p_total_data_size -= l_current_nb_bytes_written;
- l_part_tile_size += l_nb_bytes_written;
-
- /* Writing Psot in SOT marker */
- opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */
-
- if (l_cp->m_specific_param.m_enc.m_cinema) {
- opj_j2k_update_tlm(p_j2k,l_part_tile_size);
- }
-
- ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
- }
-
- for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
- l_tcd->cur_pino = pino;
+ OPJ_BYTE * p_data,
+ OPJ_UINT32 * p_data_written,
+ OPJ_UINT32 p_total_data_size,
+ opj_stream_private_t *p_stream,
+ struct opj_event_mgr * p_manager )
+{
+ OPJ_UINT32 compno;
+ OPJ_UINT32 l_nb_bytes_written = 0;
+ OPJ_UINT32 l_current_nb_bytes_written;
+ OPJ_BYTE * l_begin_data = 00;
+
+ opj_tcp_v2_t *l_tcp = 00;
+ opj_tcd_v2_t * l_tcd = 00;
+ opj_cp_v2_t * l_cp = 00;
+
+ l_tcd = p_j2k->m_tcd;
+ l_cp = &(p_j2k->m_cp);
+ l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
+
+ l_tcd->cur_pino = 0;
+
+ /*Get number of tile parts*/
+ p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
+
+ /* INDEX >> */
+ /* << INDEX */
+
+ l_current_nb_bytes_written = 0;
+ l_begin_data = p_data;
+ if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager))
+ {
+ return OPJ_FALSE;
+ }
+
+ l_nb_bytes_written += l_current_nb_bytes_written;
+ p_data += l_current_nb_bytes_written;
+ p_total_data_size -= l_current_nb_bytes_written;
+
+ if (l_cp->m_specific_param.m_enc.m_cinema == 0) {
+ for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
+ l_current_nb_bytes_written = 0;
+ opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
+ l_nb_bytes_written += l_current_nb_bytes_written;
+ p_data += l_current_nb_bytes_written;
+ p_total_data_size -= l_current_nb_bytes_written;
+
+ l_current_nb_bytes_written = 0;
+ opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager);
+ l_nb_bytes_written += l_current_nb_bytes_written;
+ p_data += l_current_nb_bytes_written;
+ p_total_data_size -= l_current_nb_bytes_written;
+ }
+
+ if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
+ l_current_nb_bytes_written = 0;
+ opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager);
+ l_nb_bytes_written += l_current_nb_bytes_written;
+ p_data += l_current_nb_bytes_written;
+ p_total_data_size -= l_current_nb_bytes_written;
+ }
+ }
+
+ l_current_nb_bytes_written = 0;
+ if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) {
+ return OPJ_FALSE;
+ }
+
+ l_nb_bytes_written += l_current_nb_bytes_written;
+ * p_data_written = l_nb_bytes_written;
+
+ /* Writing Psot in SOT marker */
+ opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */
+
+ if (l_cp->m_specific_param.m_enc.m_cinema){
+ opj_j2k_update_tlm(p_j2k,l_nb_bytes_written);
+ }