Merge pull request #1240 from rouault/fix_crash_opj_decompress
[openjpeg.git] / src / lib / openjp2 / j2k.c
index 55ca5813d29c1d5af99ea83ae2d8bd105979986c..8e59f8b5cfbdbc1b3859ecd31a651f2e791b7d06 100644 (file)
@@ -49,8 +49,6 @@
 /** @name Local static functions */
 /*@{*/
 
-#define OPJ_UNUSED(x) (void)x
-
 /**
  * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures.
  */
@@ -138,7 +136,7 @@ static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
                                       opj_event_mgr_t * p_manager);
 
 /**
- * Creates a tile-coder decoder.
+ * Creates a tile-coder encoder.
  *
  * @param       p_stream                        the stream to write data to.
  * @param       p_j2k                           J2K codec.
@@ -371,7 +369,7 @@ static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
                                        opj_stream_private_t *p_stream,
                                        opj_event_mgr_t * p_manager);
 
-static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
+static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
         opj_image_t* p_output_image);
 
 static void opj_get_tile_dimensions(opj_image_t * l_image,
@@ -402,14 +400,14 @@ static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
         OPJ_BYTE * p_data,
         OPJ_UINT32 * p_data_written,
-        OPJ_UINT32 p_total_data_size,
+        OPJ_UINT32 total_data_size,
         opj_stream_private_t *p_stream,
         struct opj_event_mgr * p_manager);
 
 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
         OPJ_BYTE * p_data,
         OPJ_UINT32 * p_data_written,
-        OPJ_UINT32 p_total_data_size,
+        OPJ_UINT32 total_data_size,
         opj_stream_private_t *p_stream,
         struct opj_event_mgr * p_manager);
 
@@ -510,7 +508,7 @@ static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
                                   opj_event_mgr_t * p_manager);
 
 /**
- * Reads a COD marker (Coding Styke defaults)
+ * Reads a COD marker (Coding style defaults)
  * @param       p_header_data   the data contained in the COD box.
  * @param       p_j2k                   the jpeg2000 codec.
  * @param       p_header_size   the size of the data contained in the COD marker.
@@ -834,14 +832,14 @@ static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
  *
  * @param       p_j2k            J2K codec.
  * @param       p_data           Output buffer
- * @param       p_total_data_size Output buffer size
+ * @param       total_data_size  Output buffer size
  * @param       p_data_written   Number of bytes written into stream
  * @param       p_stream         the stream to write data to.
  * @param       p_manager        the user event manager.
 */
 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_data,
-                                  OPJ_UINT32 p_total_data_size,
+                                  OPJ_UINT32 total_data_size,
                                   OPJ_UINT32 * p_data_written,
                                   const opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager);
@@ -885,7 +883,7 @@ static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
  * @param       p_tile_coder        FIXME DOC
  * @param       p_data              FIXME DOC
  * @param       p_data_written      FIXME DOC
- * @param       p_total_data_size   FIXME DOC
+ * @param       total_data_size   FIXME DOC
  * @param       p_stream            the stream to write data to.
  * @param       p_manager           the user event manager.
 */
@@ -893,7 +891,7 @@ static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
                                   opj_tcd_t * p_tile_coder,
                                   OPJ_BYTE * p_data,
                                   OPJ_UINT32 * p_data_written,
-                                  OPJ_UINT32 p_total_data_size,
+                                  OPJ_UINT32 total_data_size,
                                   const opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager);
 
@@ -1221,6 +1219,7 @@ static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
  * A nice message is outputted at errors.
  *
  * @param       p_pocs                  the progression order changes.
+ * @param       tileno                  the tile number of interest
  * @param       p_nb_pocs               the number of progression order changes.
  * @param       p_nb_resolutions        the number of resolutions.
  * @param       numcomps                the number of components
@@ -1230,6 +1229,7 @@ static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
  * @return      true if the pocs are valid.
  */
 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
+                                      OPJ_UINT32 tileno,
                                       OPJ_UINT32 p_nb_pocs,
                                       OPJ_UINT32 p_nb_resolutions,
                                       OPJ_UINT32 numcomps,
@@ -1284,6 +1284,13 @@ static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
 static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
         opj_event_mgr_t *p_manager);
 
+static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
+                                       opj_image_t *image, opj_event_mgr_t *p_manager);
+
+static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
+        opj_image_t *image,
+        opj_event_mgr_t *p_manager);
+
 /**
  * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
  *
@@ -1617,6 +1624,7 @@ const char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
 }
 
 static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
+                                      OPJ_UINT32 tileno,
                                       OPJ_UINT32 p_nb_pocs,
                                       OPJ_UINT32 p_nb_resolutions,
                                       OPJ_UINT32 p_num_comps,
@@ -1630,7 +1638,8 @@ static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
     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;
+
+    assert(p_nb_pocs > 0);
 
     packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers,
                                             sizeof(OPJ_UINT32));
@@ -1640,63 +1649,37 @@ static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
         return OPJ_FALSE;
     }
 
-    if (p_nb_pocs == 0) {
-        opj_free(packet_array);
-        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 ;
+    /* iterate through all the pocs that match our tile of interest. */
+    for (i = 0; i < p_nb_pocs; ++i) {
+        const opj_poc_t *poc = &p_pocs[i];
+        if (tileno + 1 == poc->tile) {
+            index = step_r * poc->resno0;
 
-        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 = poc->resno0 ;
+                    resno < opj_uint_min(poc->resno1, p_nb_resolutions); ++resno) {
+                OPJ_UINT32 res_index = index + poc->compno0 * step_c;
 
-        /* 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 = poc->compno0 ;
+                        compno < opj_uint_min(poc->compno1, p_num_comps); ++compno) {
+                    /* The layer index always starts at zero for every progression. */
+                    const OPJ_UINT32 layno0 = 0;
+                    OPJ_UINT32 comp_index = res_index + layno0 * step_l;
 
-            /* 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 < opj_uint_min(poc->layno1, p_num_layers);
+                            ++layno) {
+                        packet_array[comp_index] = 1;
+                        comp_index += step_l;
+                    }
 
-                /* and finally take each layer of each res of ... */
-                for (layno = layno0; layno < 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;
                 }
 
-                res_index += step_c;
+                index += step_r;
             }
-
-            index += step_r;
         }
-
-        ++p_pocs;
     }
 
     index = 0;
@@ -1704,7 +1687,13 @@ static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
         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;*/
+#ifdef DEBUG_VERBOSE
+                if (packet_array[index] != 1) {
+                    fprintf(stderr,
+                            "Missing packet in POC: layno=%d resno=%d compno=%d\n",
+                            layno, resno, compno);
+                }
+#endif
                 index += step_c;
             }
         }
@@ -1927,7 +1916,8 @@ static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
     /* FIXME move it in a index structure included in p_j2k*/
     p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
 
-    opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n",
+    opj_event_msg(p_manager, EVT_INFO,
+                  "Start to read j2k main header (%" PRId64 ").\n",
                   p_j2k->cstr_index->main_head_start);
 
     /* Add the marker to the codestream index*/
@@ -2144,13 +2134,6 @@ static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
         return OPJ_FALSE;
     }
 
-    /* testcase 1610.pdf.SIGSEGV.59c.681 */
-    if ((0xFFFFFFFFU / l_image->x1) < l_image->y1) {
-        opj_event_msg(p_manager, EVT_ERROR,
-                      "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1);
-        return OPJ_FALSE;
-    }
-
     /* testcase issue427-illegal-tile-offset.jp2 */
     l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
     l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
@@ -2634,7 +2617,7 @@ static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
 }
 
 /**
- * Reads a COD marker (Coding Styke defaults)
+ * Reads a COD marker (Coding style defaults)
  * @param       p_header_data   the data contained in the COD box.
  * @param       p_j2k                   the jpeg2000 codec.
  * @param       p_header_size   the size of the data contained in the COD marker.
@@ -2666,12 +2649,17 @@ static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
             &l_cp->tcps[p_j2k->m_current_tile_number] :
             p_j2k->m_specific_param.m_decoder.m_default_tcp;
 
+#if 0
+    /* This check was added per https://github.com/uclouvain/openjpeg/commit/daed8cc9195555e101ab708a501af2dfe6d5e001 */
+    /* but this is no longer necessary to handle issue476.jp2 */
+    /* and this actually cause issues on legit files. See https://github.com/uclouvain/openjpeg/issues/1043 */
     /* Only one COD per tile */
     if (l_tcp->cod) {
         opj_event_msg(p_manager, EVT_ERROR,
                       "COD marker already read. No more than one COD marker per tile.\n");
         return OPJ_FALSE;
     }
+#endif
     l_tcp->cod = 1;
 
     /* Make sure room is sufficient */
@@ -3511,11 +3499,10 @@ static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
     l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
     l_current_poc_nb += l_old_poc_nb;
 
-    if (l_current_poc_nb >= 32) {
+    if (l_current_poc_nb >= J2K_MAX_POCS) {
         opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
         return OPJ_FALSE;
     }
-    assert(l_current_poc_nb < 32);
 
     /* now poc is in use.*/
     l_tcp->POC = 1;
@@ -4099,7 +4086,12 @@ static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
     /* preconditions */
     assert(p_tcp != 00);
     assert(p_manager != 00);
-    assert(p_tcp->ppt_buffer == NULL);
+
+    if (p_tcp->ppt_buffer != NULL) {
+        opj_event_msg(p_manager, EVT_ERROR,
+                      "opj_j2k_merge_ppt() has already been called\n");
+        return OPJ_FALSE;
+    }
 
     if (p_tcp->ppt == 0U) {
         return OPJ_TRUE;
@@ -4204,7 +4196,7 @@ static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
 
 static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
                                   OPJ_BYTE * p_data,
-                                  OPJ_UINT32 p_total_data_size,
+                                  OPJ_UINT32 total_data_size,
                                   OPJ_UINT32 * p_data_written,
                                   const opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager
@@ -4217,7 +4209,7 @@ static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
 
     OPJ_UNUSED(p_stream);
 
-    if (p_total_data_size < 12) {
+    if (total_data_size < 12) {
         opj_event_msg(p_manager, EVT_ERROR,
                       "Not enough bytes in output buffer to write SOT marker\n");
         return OPJ_FALSE;
@@ -4313,6 +4305,10 @@ static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
         opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
         return OPJ_FALSE;
     }
+#ifdef DEBUG_VERBOSE
+    fprintf(stderr, "SOT %d %d %d %d\n",
+            p_j2k->m_current_tile_number, l_tot_len, l_current_part, l_num_parts);
+#endif
 
     l_cp = &(p_j2k->m_cp);
 
@@ -4327,23 +4323,31 @@ static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
     l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
     l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
 
-    /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
-    /* of https://github.com/uclouvain/openjpeg/issues/939 */
-    /* We must avoid reading twice the same tile part number for a given tile */
-    /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
-    /* several times. */
-    /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
-    /* should appear in increasing order. */
-    if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
-        opj_event_msg(p_manager, EVT_ERROR,
-                      "Invalid tile part index for tile number %d. "
-                      "Got %d, expected %d\n",
-                      p_j2k->m_current_tile_number,
-                      l_current_part,
-                      l_tcp->m_current_tile_part_number + 1);
-        return OPJ_FALSE;
+    if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec < 0 ||
+            p_j2k->m_current_tile_number == (OPJ_UINT32)
+            p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec) {
+        /* Do only this check if we decode all tile part headers, or if */
+        /* we decode one precise tile. Otherwise the m_current_tile_part_number */
+        /* might not be valid */
+        /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
+        /* of https://github.com/uclouvain/openjpeg/issues/939 */
+        /* We must avoid reading twice the same tile part number for a given tile */
+        /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
+        /* several times. */
+        /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
+        /* should appear in increasing order. */
+        if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
+            opj_event_msg(p_manager, EVT_ERROR,
+                          "Invalid tile part index for tile number %d. "
+                          "Got %d, expected %d\n",
+                          p_j2k->m_current_tile_number,
+                          l_current_part,
+                          l_tcp->m_current_tile_part_number + 1);
+            return OPJ_FALSE;
+        }
     }
-    ++ l_tcp->m_current_tile_part_number;
+
+    l_tcp->m_current_tile_part_number = (OPJ_INT32) l_current_part;
 
 #ifdef USE_JPWL
     if (l_cp->correct) {
@@ -4602,7 +4606,7 @@ static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
                                   opj_tcd_t * p_tile_coder,
                                   OPJ_BYTE * p_data,
                                   OPJ_UINT32 * p_data_written,
-                                  OPJ_UINT32 p_total_data_size,
+                                  OPJ_UINT32 total_data_size,
                                   const opj_stream_private_t *p_stream,
                                   opj_event_mgr_t * p_manager
                                  )
@@ -4617,7 +4621,7 @@ static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
 
     OPJ_UNUSED(p_stream);
 
-    if (p_total_data_size < 4) {
+    if (total_data_size < 4) {
         opj_event_msg(p_manager, EVT_ERROR,
                       "Not enough bytes in output buffer to write SOD marker\n");
         return OPJ_FALSE;
@@ -4628,7 +4632,7 @@ static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
     p_data += 2;
 
     /* make room for the EOF marker */
-    l_remaining_data =  p_total_data_size - 4;
+    l_remaining_data =  total_data_size - 4;
 
     /* update tile coder */
     p_tile_coder->tp_num =
@@ -4666,9 +4670,11 @@ static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
 
     if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
         p_tile_coder->tcd_image->tiles->packno = 0;
+#ifdef deadcode
         if (l_cstr_info) {
             l_cstr_info->packno = 0;
         }
+#endif
     }
 
     *p_data_written = 0;
@@ -5184,7 +5190,7 @@ static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
         return OPJ_FALSE;
     }
 
-    if (OPJ_IS_CINEMA(l_cp->rsiz)) {
+    if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
         p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
             (OPJ_BYTE *) opj_malloc(5 *
                                     p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
@@ -6415,7 +6421,9 @@ void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
 
 OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
 {
-    if (opj_has_thread_support()) {
+    /* Currently we pass the thread-pool to the tcd, so we cannot re-set it */
+    /* afterwards */
+    if (opj_has_thread_support() && j2k->m_tcd == NULL) {
         opj_thread_pool_destroy(j2k->m_tp);
         j2k->m_tp = NULL;
         if (num_threads <= (OPJ_UINT32)INT_MAX) {
@@ -6432,14 +6440,27 @@ OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
 
 static int opj_j2k_get_default_thread_count()
 {
-    const char* num_threads = getenv("OPJ_NUM_THREADS");
-    if (num_threads == NULL || !opj_has_thread_support()) {
+    const char* num_threads_str = getenv("OPJ_NUM_THREADS");
+    int num_cpus;
+    int num_threads;
+
+    if (num_threads_str == NULL || !opj_has_thread_support()) {
         return 0;
     }
-    if (strcmp(num_threads, "ALL_CPUS") == 0) {
-        return opj_get_num_cpus();
+    num_cpus = opj_get_num_cpus();
+    if (strcmp(num_threads_str, "ALL_CPUS") == 0) {
+        return num_cpus;
     }
-    return atoi(num_threads);
+    if (num_cpus == 0) {
+        num_cpus = 32;
+    }
+    num_threads = atoi(num_threads_str);
+    if (num_threads < 0) {
+        num_threads = 0;
+    } else if (num_threads > 2 * num_cpus) {
+        num_threads = 2 * num_cpus;
+    }
+    return num_threads;
 }
 
 /* ----------------------------------------------------------------------- */
@@ -6597,7 +6618,7 @@ static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
     }
 
     /* Precincts */
-    parameters->csty |= 0x01;
+    parameters->csty |= J2K_CP_CSTY_PRT;
     if (parameters->numresolution == 1) {
         parameters->res_spec = 1;
         parameters->prcw_init[0] = 128;
@@ -6723,6 +6744,589 @@ static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
     return OPJ_TRUE;
 }
 
+static int opj_j2k_get_imf_max_NL(opj_cparameters_t *parameters,
+                                  opj_image_t *image)
+{
+    /* Decomposition levels */
+    const OPJ_UINT16 rsiz = parameters->rsiz;
+    const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
+    const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
+                             parameters->cp_tdx : image->x1;
+    switch (profile) {
+    case OPJ_PROFILE_IMF_2K:
+        return 5;
+    case OPJ_PROFILE_IMF_4K:
+        return 6;
+    case OPJ_PROFILE_IMF_8K:
+        return 7;
+    case OPJ_PROFILE_IMF_2K_R: {
+        if (XTsiz >= 2048) {
+            return 5;
+        } else if (XTsiz >= 1024) {
+            return 4;
+        }
+        break;
+    }
+    case OPJ_PROFILE_IMF_4K_R: {
+        if (XTsiz >= 4096) {
+            return 6;
+        } else if (XTsiz >= 2048) {
+            return 5;
+        } else if (XTsiz >= 1024) {
+            return 4;
+        }
+        break;
+    }
+    case OPJ_PROFILE_IMF_8K_R: {
+        if (XTsiz >= 8192) {
+            return 7;
+        } else if (XTsiz >= 4096) {
+            return 6;
+        } else if (XTsiz >= 2048) {
+            return 5;
+        } else if (XTsiz >= 1024) {
+            return 4;
+        }
+        break;
+    }
+    default:
+        break;
+    }
+    return -1;
+}
+
+static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
+                                       opj_image_t *image, opj_event_mgr_t *p_manager)
+{
+    const OPJ_UINT16 rsiz = parameters->rsiz;
+    const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
+
+    OPJ_UNUSED(p_manager);
+
+    /* Override defaults set by opj_set_default_encoder_parameters */
+    if (parameters->cblockw_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKW &&
+            parameters->cblockh_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKH) {
+        parameters->cblockw_init = 32;
+        parameters->cblockh_init = 32;
+    }
+
+    /* One tile part for each component */
+    parameters->tp_flag = 'C';
+    parameters->tp_on = 1;
+
+    if (parameters->prog_order == OPJ_COMP_PARAM_DEFAULT_PROG_ORDER) {
+        parameters->prog_order = OPJ_CPRL;
+    }
+
+    if (profile == OPJ_PROFILE_IMF_2K ||
+            profile == OPJ_PROFILE_IMF_4K ||
+            profile == OPJ_PROFILE_IMF_8K) {
+        /* 9-7 transform */
+        parameters->irreversible = 1;
+    }
+
+    /* Adjust the number of resolutions if set to its defaults */
+    if (parameters->numresolution == OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION &&
+            image->x0 == 0 &&
+            image->y0 == 0) {
+        const int max_NL = opj_j2k_get_imf_max_NL(parameters, image);
+        if (max_NL >= 0 && parameters->numresolution > max_NL) {
+            parameters->numresolution = max_NL + 1;
+        }
+
+        /* Note: below is generic logic */
+        if (!parameters->tile_size_on) {
+            while (parameters->numresolution > 0) {
+                if (image->x1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
+                    parameters->numresolution --;
+                    continue;
+                }
+                if (image->y1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
+                    parameters->numresolution --;
+                    continue;
+                }
+                break;
+            }
+        }
+    }
+
+    /* Set defaults precincts */
+    if (parameters->csty == 0) {
+        parameters->csty |= J2K_CP_CSTY_PRT;
+        if (parameters->numresolution == 1) {
+            parameters->res_spec = 1;
+            parameters->prcw_init[0] = 128;
+            parameters->prch_init[0] = 128;
+        } else {
+            int i;
+            parameters->res_spec = parameters->numresolution - 1;
+            for (i = 0; i < parameters->res_spec; i++) {
+                parameters->prcw_init[i] = 256;
+                parameters->prch_init[i] = 256;
+            }
+        }
+    }
+}
+
+/* Table A.53 from JPEG2000 standard */
+static const OPJ_UINT16 tabMaxSubLevelFromMainLevel[] = {
+    15, /* unspecified */
+    1,
+    1,
+    1,
+    2,
+    3,
+    4,
+    5,
+    6,
+    7,
+    8,
+    9
+};
+
+static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
+        opj_image_t *image,
+        opj_event_mgr_t *p_manager)
+{
+    OPJ_UINT32 i;
+    const OPJ_UINT16 rsiz = parameters->rsiz;
+    const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
+    const OPJ_UINT16 mainlevel = OPJ_GET_IMF_MAINLEVEL(rsiz);
+    const OPJ_UINT16 sublevel = OPJ_GET_IMF_SUBLEVEL(rsiz);
+    const int NL = parameters->numresolution - 1;
+    const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
+                             parameters->cp_tdx : image->x1;
+    OPJ_BOOL ret = OPJ_TRUE;
+
+    /* Validate mainlevel */
+    if (mainlevel > OPJ_IMF_MAINLEVEL_MAX) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profile require mainlevel <= 11.\n"
+                      "-> %d is thus not compliant\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      mainlevel);
+        ret = OPJ_FALSE;
+    }
+
+    /* Validate sublevel */
+    assert(sizeof(tabMaxSubLevelFromMainLevel) ==
+           (OPJ_IMF_MAINLEVEL_MAX + 1) * sizeof(tabMaxSubLevelFromMainLevel[0]));
+    if (sublevel > tabMaxSubLevelFromMainLevel[mainlevel]) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profile require sublevel <= %d for mainlevel = %d.\n"
+                      "-> %d is thus not compliant\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      tabMaxSubLevelFromMainLevel[mainlevel],
+                      mainlevel,
+                      sublevel);
+        ret = OPJ_FALSE;
+    }
+
+    /* Number of components */
+    if (image->numcomps > 3) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profiles require at most 3 components.\n"
+                      "-> Number of components of input image (%d) is not compliant\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      image->numcomps);
+        ret = OPJ_FALSE;
+    }
+
+    if (image->x0 != 0 || image->y0 != 0) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profiles require image origin to be at 0,0.\n"
+                      "-> %d,%d is not compliant\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      image->x0, image->y0 != 0);
+        ret = OPJ_FALSE;
+    }
+
+    if (parameters->cp_tx0 != 0 || parameters->cp_ty0 != 0) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profiles require tile origin to be at 0,0.\n"
+                      "-> %d,%d is not compliant\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      parameters->cp_tx0, parameters->cp_ty0);
+        ret = OPJ_FALSE;
+    }
+
+    if (parameters->tile_size_on) {
+        if (profile == OPJ_PROFILE_IMF_2K ||
+                profile == OPJ_PROFILE_IMF_4K ||
+                profile == OPJ_PROFILE_IMF_8K) {
+            if ((OPJ_UINT32)parameters->cp_tdx < image->x1 ||
+                    (OPJ_UINT32)parameters->cp_tdy < image->y1) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 2K/4K/8K single tile profiles require tile to be greater or equal to image size.\n"
+                              "-> %d,%d is lesser than %d,%d\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              parameters->cp_tdx,
+                              parameters->cp_tdy,
+                              image->x1,
+                              image->y1);
+                ret = OPJ_FALSE;
+            }
+        } else {
+            if ((OPJ_UINT32)parameters->cp_tdx >= image->x1 &&
+                    (OPJ_UINT32)parameters->cp_tdy >= image->y1) {
+                /* ok */
+            } else if (parameters->cp_tdx == 1024 &&
+                       parameters->cp_tdy == 1024) {
+                /* ok */
+            } else if (parameters->cp_tdx == 2048 &&
+                       parameters->cp_tdy == 2048 &&
+                       (profile == OPJ_PROFILE_IMF_4K ||
+                        profile == OPJ_PROFILE_IMF_8K)) {
+                /* ok */
+            } else if (parameters->cp_tdx == 4096 &&
+                       parameters->cp_tdy == 4096 &&
+                       profile == OPJ_PROFILE_IMF_8K) {
+                /* ok */
+            } else {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 2K_R/4K_R/8K_R single/multiple tile profiles "
+                              "require tile to be greater or equal to image size,\n"
+                              "or to be (1024,1024), or (2048,2048) for 4K_R/8K_R "
+                              "or (4096,4096) for 8K_R.\n"
+                              "-> %d,%d is non conformant\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              parameters->cp_tdx,
+                              parameters->cp_tdy);
+                ret = OPJ_FALSE;
+            }
+        }
+    }
+
+    /* Bitdepth */
+    for (i = 0; i < image->numcomps; i++) {
+        if (!(image->comps[i].bpp >= 8 && image->comps[i].bpp <= 16) ||
+                (image->comps[i].sgnd)) {
+            char signed_str[] = "signed";
+            char unsigned_str[] = "unsigned";
+            char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF profiles require precision of each component to b in [8-16] bits unsigned"
+                          "-> At least component %d of input image (%d bits, %s) is not compliant\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          i, image->comps[i].bpp, tmp_str);
+            ret = OPJ_FALSE;
+        }
+    }
+
+    /* Sub-sampling */
+    for (i = 0; i < image->numcomps; i++) {
+        if (i == 0 && image->comps[i].dx != 1) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF profiles require XRSiz1 == 1. Here it is set to %d.\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          image->comps[i].dx);
+            ret = OPJ_FALSE;
+        }
+        if (i == 1 && image->comps[i].dx != 1 && image->comps[i].dx != 2) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF profiles require XRSiz2 == 1 or 2. Here it is set to %d.\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          image->comps[i].dx);
+            ret = OPJ_FALSE;
+        }
+        if (i > 1 && image->comps[i].dx != image->comps[i - 1].dx) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF profiles require XRSiz%d to be the same as XRSiz2. "
+                          "Here it is set to %d instead of %d.\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          i + 1, image->comps[i].dx, image->comps[i - 1].dx);
+            ret = OPJ_FALSE;
+        }
+        if (image->comps[i].dy != 1) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF profiles require YRsiz == 1. "
+                          "Here it is set to %d for component i.\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          image->comps[i].dy, i);
+            ret = OPJ_FALSE;
+        }
+    }
+
+    /* Image size */
+    switch (profile) {
+    case OPJ_PROFILE_IMF_2K:
+    case OPJ_PROFILE_IMF_2K_R:
+        if (((image->comps[0].w > 2048) | (image->comps[0].h > 1556))) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF 2K/2K_R profile require:\n"
+                          "width <= 2048 and height <= 1556\n"
+                          "-> Input image size %d x %d is not compliant\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          image->comps[0].w, image->comps[0].h);
+            ret = OPJ_FALSE;
+        }
+        break;
+    case OPJ_PROFILE_IMF_4K:
+    case OPJ_PROFILE_IMF_4K_R:
+        if (((image->comps[0].w > 4096) | (image->comps[0].h > 3112))) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF 4K/4K_R profile require:\n"
+                          "width <= 4096 and height <= 3112\n"
+                          "-> Input image size %d x %d is not compliant\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          image->comps[0].w, image->comps[0].h);
+            ret = OPJ_FALSE;
+        }
+        break;
+    case OPJ_PROFILE_IMF_8K:
+    case OPJ_PROFILE_IMF_8K_R:
+        if (((image->comps[0].w > 8192) | (image->comps[0].h > 6224))) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF 8K/8K_R profile require:\n"
+                          "width <= 8192 and height <= 6224\n"
+                          "-> Input image size %d x %d is not compliant\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          image->comps[0].w, image->comps[0].h);
+            ret = OPJ_FALSE;
+        }
+        break;
+    default :
+        assert(0);
+        return OPJ_FALSE;
+    }
+
+    if (parameters->roi_compno != -1) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profile forbid RGN / region of interest marker.\n"
+                      "-> Compression parameters specify a ROI\n"
+                      "-> Non-IMF codestream will be generated\n");
+        ret = OPJ_FALSE;
+    }
+
+    if (parameters->cblockw_init != 32 || parameters->cblockh_init != 32) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profile require code block size to be 32x32.\n"
+                      "-> Compression parameters set it to %dx%d.\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      parameters->cblockw_init,
+                      parameters->cblockh_init);
+        ret = OPJ_FALSE;
+    }
+
+    if (parameters->prog_order != OPJ_CPRL) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profile require progression order to be CPRL.\n"
+                      "-> Compression parameters set it to %d.\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      parameters->prog_order);
+        ret = OPJ_FALSE;
+    }
+
+    if (parameters->numpocs != 0) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profile forbid POC markers.\n"
+                      "-> Compression parameters set %d POC.\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      parameters->numpocs);
+        ret = OPJ_FALSE;
+    }
+
+    /* Codeblock style: no mode switch enabled */
+    if (parameters->mode != 0) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF profile forbid mode switch in code block style.\n"
+                      "-> Compression parameters set code block style to %d.\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      parameters->mode);
+        ret = OPJ_FALSE;
+    }
+
+    if (profile == OPJ_PROFILE_IMF_2K ||
+            profile == OPJ_PROFILE_IMF_4K ||
+            profile == OPJ_PROFILE_IMF_8K) {
+        /* Expect 9-7 transform */
+        if (parameters->irreversible != 1) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF 2K/4K/8K profiles require 9-7 Irreversible Transform.\n"
+                          "-> Compression parameters set it to reversible.\n"
+                          "-> Non-IMF codestream will be generated\n");
+            ret = OPJ_FALSE;
+        }
+    } else {
+        /* Expect 5-3 transform */
+        if (parameters->irreversible != 0) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF 2K/4K/8K profiles require 5-3 reversible Transform.\n"
+                          "-> Compression parameters set it to irreversible.\n"
+                          "-> Non-IMF codestream will be generated\n");
+            ret = OPJ_FALSE;
+        }
+    }
+
+    /* Number of layers */
+    if (parameters->tcp_numlayers != 1) {
+        opj_event_msg(p_manager, EVT_WARNING,
+                      "IMF 2K/4K/8K profiles require 1 single quality layer.\n"
+                      "-> Number of layers is %d.\n"
+                      "-> Non-IMF codestream will be generated\n",
+                      parameters->tcp_numlayers);
+        ret = OPJ_FALSE;
+    }
+
+    /* Decomposition levels */
+    switch (profile) {
+    case OPJ_PROFILE_IMF_2K:
+        if (!(NL >= 1 && NL <= 5)) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF 2K profile requires 1 <= NL <= 5:\n"
+                          "-> Number of decomposition levels is %d.\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          NL);
+            ret = OPJ_FALSE;
+        }
+        break;
+    case OPJ_PROFILE_IMF_4K:
+        if (!(NL >= 1 && NL <= 6)) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF 4K profile requires 1 <= NL <= 6:\n"
+                          "-> Number of decomposition levels is %d.\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          NL);
+            ret = OPJ_FALSE;
+        }
+        break;
+    case OPJ_PROFILE_IMF_8K:
+        if (!(NL >= 1 && NL <= 7)) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF 8K profile requires 1 <= NL <= 7:\n"
+                          "-> Number of decomposition levels is %d.\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          NL);
+            ret = OPJ_FALSE;
+        }
+        break;
+    case OPJ_PROFILE_IMF_2K_R: {
+        if (XTsiz >= 2048) {
+            if (!(NL >= 1 && NL <= 5)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 2K_R profile requires 1 <= NL <= 5 for XTsiz >= 2048:\n"
+                              "-> Number of decomposition levels is %d.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        } else if (XTsiz >= 1024) {
+            if (!(NL >= 1 && NL <= 4)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 2K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
+                              "-> Number of decomposition levels is %d.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        }
+        break;
+    }
+    case OPJ_PROFILE_IMF_4K_R: {
+        if (XTsiz >= 4096) {
+            if (!(NL >= 1 && NL <= 6)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz >= 4096:\n"
+                              "-> Number of decomposition levels is %d.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        } else if (XTsiz >= 2048) {
+            if (!(NL >= 1 && NL <= 5)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
+                              "-> Number of decomposition levels is %d.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        } else if (XTsiz >= 1024) {
+            if (!(NL >= 1 && NL <= 4)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
+                              "-> Number of decomposition levels is %d.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        }
+        break;
+    }
+    case OPJ_PROFILE_IMF_8K_R: {
+        if (XTsiz >= 8192) {
+            if (!(NL >= 1 && NL <= 7)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 4K_R profile requires 1 <= NL <= 7 for XTsiz >= 8192:\n"
+                              "-> Number of decomposition levels is %d.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        } else if (XTsiz >= 4096) {
+            if (!(NL >= 1 && NL <= 6)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz in [4096,8192[:\n"
+                              "-> Number of decomposition levels is %d.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        } else if (XTsiz >= 2048) {
+            if (!(NL >= 1 && NL <= 5)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
+                              "-> Number of decomposition levels is %d.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        } else if (XTsiz >= 1024) {
+            if (!(NL >= 1 && NL <= 4)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
+                              "-> Number of decomposition levels is %d.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        }
+        break;
+    }
+    default:
+        break;
+    }
+
+    if (parameters->numresolution == 1) {
+        if (parameters->res_spec != 1 ||
+                parameters->prcw_init[0] != 128 ||
+                parameters->prch_init[0] != 128) {
+            opj_event_msg(p_manager, EVT_WARNING,
+                          "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
+                          "-> Supplied values are different from that.\n"
+                          "-> Non-IMF codestream will be generated\n",
+                          NL);
+            ret = OPJ_FALSE;
+        }
+    } else {
+        int i;
+        for (i = 0; i < parameters->res_spec; i++) {
+            if (parameters->prcw_init[i] != 256 ||
+                    parameters->prch_init[i] != 256) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
+                              "-> Supplied values are different from that.\n"
+                              "-> Non-IMF codestream will be generated\n",
+                              NL);
+                ret = OPJ_FALSE;
+            }
+        }
+    }
+
+    return ret;
+}
+
+
 OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
                                opj_cparameters_t *parameters,
                                opj_image_t *image,
@@ -6730,6 +7334,7 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
 {
     OPJ_UINT32 i, j, tileno, numpocs_tile;
     opj_cp_t *cp = 00;
+    OPJ_UINT32 cblkw, cblkh;
 
     if (!p_j2k || !parameters || ! image) {
         return OPJ_FALSE;
@@ -6743,6 +7348,38 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
         return OPJ_FALSE;
     }
 
+    if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) {
+        opj_event_msg(p_manager, EVT_ERROR,
+                      "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
+                      parameters->cblockw_init);
+        return OPJ_FALSE;
+    }
+    if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) {
+        opj_event_msg(p_manager, EVT_ERROR,
+                      "Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n",
+                      parameters->cblockh_init);
+        return OPJ_FALSE;
+    }
+    if (parameters->cblockw_init * parameters->cblockh_init > 4096) {
+        opj_event_msg(p_manager, EVT_ERROR,
+                      "Invalid value for cblockw_init * cblockh_init: should be <= 4096\n");
+        return OPJ_FALSE;
+    }
+    cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
+    cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
+    if (parameters->cblockw_init != (1 << cblkw)) {
+        opj_event_msg(p_manager, EVT_ERROR,
+                      "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
+                      parameters->cblockw_init);
+        return OPJ_FALSE;
+    }
+    if (parameters->cblockh_init != (1 << cblkh)) {
+        opj_event_msg(p_manager, EVT_ERROR,
+                      "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
+                      parameters->cblockh_init);
+        return OPJ_FALSE;
+    }
+
     /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
     cp = &(p_j2k->m_cp);
 
@@ -6808,25 +7445,93 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
         parameters->tcp_rates[0] = 0;
     }
 
-    /* see if max_codestream_size does limit input rate */
-    if (parameters->max_cs_size <= 0) {
-        if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
-            OPJ_FLOAT32 temp_size;
-            temp_size = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
-                                      image->comps[0].h * image->comps[0].prec) /
-                        (parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
-                         (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy);
-            parameters->max_cs_size = (int) floor(temp_size);
-        } else {
-            parameters->max_cs_size = 0;
+    if (parameters->cp_disto_alloc) {
+        /* Emit warnings if tcp_rates are not decreasing */
+        for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
+            OPJ_FLOAT32 rate_i_corr = parameters->tcp_rates[i];
+            OPJ_FLOAT32 rate_i_m_1_corr = parameters->tcp_rates[i - 1];
+            if (rate_i_corr <= 1.0) {
+                rate_i_corr = 1.0;
+            }
+            if (rate_i_m_1_corr <= 1.0) {
+                rate_i_m_1_corr = 1.0;
+            }
+            if (rate_i_corr >= rate_i_m_1_corr) {
+                if (rate_i_corr != parameters->tcp_rates[i] &&
+                        rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
+                    opj_event_msg(p_manager, EVT_WARNING,
+                                  "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
+                                  "than tcp_rates[%d]=%f (corrected as %f)\n",
+                                  i, parameters->tcp_rates[i], rate_i_corr,
+                                  i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
+                } else if (rate_i_corr != parameters->tcp_rates[i]) {
+                    opj_event_msg(p_manager, EVT_WARNING,
+                                  "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
+                                  "than tcp_rates[%d]=%f\n",
+                                  i, parameters->tcp_rates[i], rate_i_corr,
+                                  i - 1, parameters->tcp_rates[i - 1]);
+                } else if (rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
+                    opj_event_msg(p_manager, EVT_WARNING,
+                                  "tcp_rates[%d]=%f should be strictly lesser "
+                                  "than tcp_rates[%d]=%f (corrected as %f)\n",
+                                  i, parameters->tcp_rates[i],
+                                  i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
+                } else {
+                    opj_event_msg(p_manager, EVT_WARNING,
+                                  "tcp_rates[%d]=%f should be strictly lesser "
+                                  "than tcp_rates[%d]=%f\n",
+                                  i, parameters->tcp_rates[i],
+                                  i - 1, parameters->tcp_rates[i - 1]);
+                }
+            }
+        }
+    } else if (parameters->cp_fixed_quality) {
+        /* Emit warnings if tcp_distoratio are not increasing */
+        for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
+            if (parameters->tcp_distoratio[i] < parameters->tcp_distoratio[i - 1] &&
+                    !(i == (OPJ_UINT32)parameters->tcp_numlayers - 1 &&
+                      parameters->tcp_distoratio[i] == 0)) {
+                opj_event_msg(p_manager, EVT_WARNING,
+                              "tcp_distoratio[%d]=%f should be strictly greater "
+                              "than tcp_distoratio[%d]=%f\n",
+                              i, parameters->tcp_distoratio[i], i - 1,
+                              parameters->tcp_distoratio[i - 1]);
+            }
+        }
+    }
+
+    /* see if max_codestream_size does limit input rate */
+    if (parameters->max_cs_size <= 0) {
+        if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
+            OPJ_FLOAT32 temp_size;
+            temp_size = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
+                                       image->comps[0].h * image->comps[0].prec) /
+                                      ((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
+                                       image->comps[0].dx * image->comps[0].dy));
+            if (temp_size > INT_MAX) {
+                parameters->max_cs_size = INT_MAX;
+            } else {
+                parameters->max_cs_size = (int) floor(temp_size);
+            }
+        } else {
+            parameters->max_cs_size = 0;
         }
     } else {
         OPJ_FLOAT32 temp_rate;
         OPJ_BOOL cap = OPJ_FALSE;
-        temp_rate = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
-                                  image->comps[0].h * image->comps[0].prec) /
-                    (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
-                                  image->comps[0].dy);
+
+        if (OPJ_IS_IMF(parameters->rsiz) && parameters->max_cs_size > 0 &&
+                parameters->tcp_numlayers == 1 && parameters->tcp_rates[0] == 0) {
+            parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
+                                       image->comps[0].h * image->comps[0].prec) /
+                                       (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
+                                               image->comps[0].dy);
+        }
+
+        temp_rate = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
+                                   image->comps[0].h * image->comps[0].prec) /
+                                  (((double)parameters->max_cs_size) * 8 * image->comps[0].dx *
+                                   image->comps[0].dy));
         for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
             if (parameters->tcp_rates[i] < temp_rate) {
                 parameters->tcp_rates[i] = temp_rate;
@@ -6863,9 +7568,10 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
                       "JPEG 2000 Broadcast profiles not yet supported\n");
         parameters->rsiz = OPJ_PROFILE_NONE;
     } else if (OPJ_IS_IMF(parameters->rsiz)) {
-        opj_event_msg(p_manager, EVT_WARNING,
-                      "JPEG 2000 IMF profiles not yet supported\n");
-        parameters->rsiz = OPJ_PROFILE_NONE;
+        opj_j2k_set_imf_parameters(parameters, image, p_manager);
+        if (!opj_j2k_is_imf_compliant(parameters, image, p_manager)) {
+            parameters->rsiz = OPJ_PROFILE_NONE;
+        }
     } else if (OPJ_IS_PART2(parameters->rsiz)) {
         if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
             opj_event_msg(p_manager, EVT_WARNING,
@@ -7035,20 +7741,13 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
                       "Not enough memory to allocate tile coding parameters\n");
         return OPJ_FALSE;
     }
-    if (parameters->numpocs) {
-        /* initialisation of POC */
-        opj_j2k_check_poc_val(parameters->POC, parameters->numpocs,
-                              (OPJ_UINT32)parameters->numresolution, image->numcomps,
-                              (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
-        /* TODO MSD use the return value*/
-    }
 
     for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
         opj_tcp_t *tcp = &cp->tcps[tileno];
         tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
 
         for (j = 0; j < tcp->numlayers; j++) {
-            if (OPJ_IS_CINEMA(cp->rsiz)) {
+            if (OPJ_IS_CINEMA(cp->rsiz) || OPJ_IS_IMF(cp->rsiz)) {
                 if (cp->m_specific_param.m_enc.m_fixed_quality) {
                     tcp->distoratio[j] = parameters->tcp_distoratio[j];
                 }
@@ -7060,6 +7759,10 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
                     tcp->rates[j] = parameters->tcp_rates[j];
                 }
             }
+            if (!cp->m_specific_param.m_enc.m_fixed_quality &&
+                    tcp->rates[j] <= 1.0) {
+                tcp->rates[j] = 0.0;    /* force lossless */
+            }
         }
 
         tcp->csty = (OPJ_UINT32)parameters->csty;
@@ -7071,7 +7774,6 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
 
         if (parameters->numpocs) {
             /* initialisation of POC */
-            tcp->POC = 1;
             for (i = 0; i < parameters->numpocs; i++) {
                 if (tileno + 1 == parameters->POC[i].tile)  {
                     opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
@@ -7088,7 +7790,16 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
                 }
             }
 
-            tcp->numpocs = numpocs_tile - 1 ;
+            if (numpocs_tile) {
+
+                /* TODO MSD use the return value*/
+                opj_j2k_check_poc_val(parameters->POC, tileno, parameters->numpocs,
+                                      (OPJ_UINT32)parameters->numresolution, image->numcomps,
+                                      (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
+
+                tcp->POC = 1;
+                tcp->numpocs = numpocs_tile - 1 ;
+            }
         } else {
             tcp->numpocs = 0;
         }
@@ -8121,7 +8832,7 @@ static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
     }
 
     /* Create the current tile decoder*/
-    p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */
+    p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE);
     if (! p_j2k->m_tcd) {
         return OPJ_FALSE;
     }
@@ -8167,6 +8878,11 @@ void opj_j2k_destroy(opj_j2k_t *p_j2k)
             p_j2k->m_specific_param.m_decoder.m_header_data = 00;
             p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
         }
+
+        opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
+        p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = 00;
+        p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
+
     } else {
 
         if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
@@ -8452,7 +9168,7 @@ static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
             break;
         }
 
-        if ((l_tot_len == 0U) || (l_tot_len < 14U)) {
+        if (l_tot_len < 14U) {
             /* last SOT until EOC or invalid Psot value */
             /* assume all is OK */
             if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
@@ -8720,7 +9436,10 @@ OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
 
     /* Current marker is the EOC marker ?*/
     if (l_current_marker == J2K_MS_EOC) {
-        p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_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 ???*/
@@ -8756,9 +9475,13 @@ OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
 
     *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);
-    if (*p_data_size == UINT_MAX) {
-        return OPJ_FALSE;
+    if (p_data_size) {
+        /* For internal use in j2k.c, we don't need this */
+        /* This is just needed for folks using the opj_read_tile_header() / opj_decode_tile_data() combo */
+        *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd, OPJ_FALSE);
+        if (*p_data_size == UINT_MAX) {
+            return OPJ_FALSE;
+        }
     }
     *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
     *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
@@ -8811,6 +9534,8 @@ OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
                               l_image_for_bounds->y0,
                               l_image_for_bounds->x1,
                               l_image_for_bounds->y1,
+                              p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode,
+                              p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
                               l_tcp->m_data,
                               l_tcp->m_data_size,
                               p_tile_index,
@@ -8869,26 +9594,24 @@ OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
     return OPJ_TRUE;
 }
 
-static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
+static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
         opj_image_t* p_output_image)
 {
-    OPJ_UINT32 i, j, k = 0;
+    OPJ_UINT32 i, j;
     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_SIZE_T l_start_offset_src, l_line_offset_src, l_end_offset_src ;
+    OPJ_SIZE_T l_start_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_SIZE_T l_start_offset_dest, l_line_offset_dest;
+    OPJ_SIZE_T l_start_offset_dest;
 
     opj_image_comp_t * l_img_comp_src = 00;
     opj_image_comp_t * l_img_comp_dest = 00;
 
     opj_tcd_tilecomp_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_t* l_res = 00;
 
     l_tilec = p_tcd->tcd_image->tiles->comps;
     l_image_src = p_tcd->image;
@@ -8896,53 +9619,52 @@ static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
 
     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) {
-            OPJ_SIZE_T l_width = l_img_comp_dest->w;
-            OPJ_SIZE_T l_height = l_img_comp_dest->h;
-
-            if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
-                    l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
-                /* would overflow */
-                return OPJ_FALSE;
-            }
-            l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
-                                    sizeof(OPJ_INT32));
-            if (! l_img_comp_dest->data) {
-                return OPJ_FALSE;
-            }
-            /* Do we really need this memset ? */
-            memset(l_img_comp_dest->data, 0, l_width * l_height * sizeof(OPJ_INT32));
-        }
+    for (i = 0; i < l_image_src->numcomps;
+            i++, ++l_img_comp_dest, ++l_img_comp_src,  ++l_tilec) {
+        OPJ_INT32 res_x0, res_x1, res_y0, res_y1;
+        OPJ_UINT32 src_data_stride;
+        const OPJ_INT32* p_src_data;
 
         /* 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 (p_tcd->whole_tile_decoding) {
+            opj_tcd_resolution_t* l_res = l_tilec->resolutions +
+                                          l_img_comp_src->resno_decoded;
+            res_x0 = l_res->x0;
+            res_y0 = l_res->y0;
+            res_x1 = l_res->x1;
+            res_y1 = l_res->y1;
+            src_data_stride = (OPJ_UINT32)(
+                                  l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x1 -
+                                  l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0);
+            p_src_data = l_tilec->data;
+        } else {
+            opj_tcd_resolution_t* l_res = l_tilec->resolutions +
+                                          l_img_comp_src->resno_decoded;
+            res_x0 = (OPJ_INT32)l_res->win_x0;
+            res_y0 = (OPJ_INT32)l_res->win_y0;
+            res_x1 = (OPJ_INT32)l_res->win_x1;
+            res_y1 = (OPJ_INT32)l_res->win_y1;
+            src_data_stride = l_res->win_x1 - l_res->win_x0;
+            p_src_data = l_tilec->data_win;
         }
 
-        if (l_size_comp == 3) {
-            l_size_comp = 4;
+        if (p_src_data == NULL) {
+            /* Happens for partial component decoding */
+            continue;
         }
-        /*-----*/
+
+        l_width_src = (OPJ_UINT32)(res_x1 - res_x0);
+        l_height_src = (OPJ_UINT32)(res_y1 - res_y0);
+
 
         /* 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);
+                        res_x0, res_x1, res_y0, res_y1);
         }*/
 
-        l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0);
-        l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0);
 
         /* Border of the current output component*/
         l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
@@ -8963,53 +9685,53 @@ static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
          * 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 = (OPJ_UINT32)l_res->x0 - l_x0_dest;
+        assert(res_x0 >= 0);
+        assert(res_x1 >= 0);
+        if (l_x0_dest < (OPJ_UINT32)res_x0) {
+            l_start_x_dest = (OPJ_UINT32)res_x0 - l_x0_dest;
             l_offset_x0_src = 0;
 
-            if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
+            if (l_x1_dest >= (OPJ_UINT32)res_x1) {
                 l_width_dest = l_width_src;
                 l_offset_x1_src = 0;
             } else {
-                l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ;
+                l_width_dest = l_x1_dest - (OPJ_UINT32)res_x0 ;
                 l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
             }
         } else {
             l_start_x_dest = 0U;
-            l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0;
+            l_offset_x0_src = (OPJ_INT32)l_x0_dest - res_x0;
 
-            if (l_x1_dest >= (OPJ_UINT32)l_res->x1) {
+            if (l_x1_dest >= (OPJ_UINT32)res_x1) {
                 l_width_dest = l_width_src - (OPJ_UINT32)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 - (OPJ_INT32)l_x1_dest;
+                l_offset_x1_src = res_x1 - (OPJ_INT32)l_x1_dest;
             }
         }
 
-        if (l_y0_dest < (OPJ_UINT32)l_res->y0) {
-            l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest;
+        if (l_y0_dest < (OPJ_UINT32)res_y0) {
+            l_start_y_dest = (OPJ_UINT32)res_y0 - l_y0_dest;
             l_offset_y0_src = 0;
 
-            if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
+            if (l_y1_dest >= (OPJ_UINT32)res_y1) {
                 l_height_dest = l_height_src;
                 l_offset_y1_src = 0;
             } else {
-                l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ;
+                l_height_dest = l_y1_dest - (OPJ_UINT32)res_y0 ;
                 l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
             }
         } else {
             l_start_y_dest = 0U;
-            l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0;
+            l_offset_y0_src = (OPJ_INT32)l_y0_dest - res_y0;
 
-            if (l_y1_dest >= (OPJ_UINT32)l_res->y1) {
+            if (l_y1_dest >= (OPJ_UINT32)res_y1) {
                 l_height_dest = l_height_src - (OPJ_UINT32)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 - (OPJ_INT32)l_y1_dest;
+                l_offset_y1_src = res_y1 - (OPJ_INT32)l_y1_dest;
             }
         }
 
@@ -9025,124 +9747,182 @@ static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data,
 
         /* Compute the input buffer offset */
         l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
-                             * (OPJ_SIZE_T)l_width_src;
-        l_line_offset_src  = (OPJ_SIZE_T)l_offset_x1_src + (OPJ_SIZE_T)l_offset_x0_src;
-        l_end_offset_src   = (OPJ_SIZE_T)l_offset_y1_src * (OPJ_SIZE_T)l_width_src -
-                             (OPJ_SIZE_T)l_offset_x0_src;
+                             * (OPJ_SIZE_T)src_data_stride;
 
         /* Compute the output buffer offset */
         l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
                               * (OPJ_SIZE_T)l_img_comp_dest->w;
-        l_line_offset_dest  = (OPJ_SIZE_T)l_img_comp_dest->w - (OPJ_SIZE_T)l_width_dest;
+
+        /* Allocate output component buffer if necessary */
+        if (l_img_comp_dest->data == NULL &&
+                l_start_offset_src == 0 && l_start_offset_dest == 0 &&
+                src_data_stride == l_img_comp_dest->w &&
+                l_width_dest == l_img_comp_dest->w &&
+                l_height_dest == l_img_comp_dest->h) {
+            /* If the final image matches the tile buffer, then borrow it */
+            /* directly to save a copy */
+            if (p_tcd->whole_tile_decoding) {
+                l_img_comp_dest->data = l_tilec->data;
+                l_tilec->data = NULL;
+            } else {
+                l_img_comp_dest->data = l_tilec->data_win;
+                l_tilec->data_win = NULL;
+            }
+            continue;
+        } else if (l_img_comp_dest->data == NULL) {
+            OPJ_SIZE_T l_width = l_img_comp_dest->w;
+            OPJ_SIZE_T l_height = l_img_comp_dest->h;
+
+            if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
+                    l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
+                /* would overflow */
+                return OPJ_FALSE;
+            }
+            l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
+                                    sizeof(OPJ_INT32));
+            if (! l_img_comp_dest->data) {
+                return OPJ_FALSE;
+            }
+
+            if (l_img_comp_dest->w != l_width_dest ||
+                    l_img_comp_dest->h != l_height_dest) {
+                memset(l_img_comp_dest->data, 0,
+                       (OPJ_SIZE_T)l_img_comp_dest->w * l_img_comp_dest->h * sizeof(OPJ_INT32));
+            }
+        }
 
         /* 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);
-        }*/
+        {
+            const OPJ_INT32 * l_src_ptr = p_src_data;
+            l_src_ptr += l_start_offset_src;
 
-        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 */
-                    }
+            for (j = 0; j < l_height_dest; ++j) {
+                memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
+                l_dest_ptr += l_img_comp_dest->w;
+                l_src_ptr += src_data_stride;
+            }
+        }
 
-                    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;
+    return OPJ_TRUE;
+}
 
-            if (l_img_comp_src->sgnd) {
-                for (j = 0; j < l_height_dest; ++j) {
-                    for (k = 0; k < l_width_dest; ++k) {
-                        OPJ_INT16 val;
-                        memcpy(&val, l_src_ptr, sizeof(val));
-                        l_src_ptr ++;
-                        *(l_dest_ptr++) = val;
-                    }
+static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
+        opj_event_mgr_t * p_manager)
+{
+    OPJ_UINT32 it_comp;
+    OPJ_INT32 l_comp_x1, l_comp_y1;
+    opj_image_comp_t* l_img_comp = NULL;
 
-                    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) {
-                        OPJ_INT16 val;
-                        memcpy(&val, l_src_ptr, sizeof(val));
-                        l_src_ptr ++;
-                        *(l_dest_ptr++) = val & 0xffff;
-                    }
+    l_img_comp = p_image->comps;
+    for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
+        OPJ_INT32 l_h, l_w;
+        if (p_image->x0 > (OPJ_UINT32)INT_MAX ||
+                p_image->y0 > (OPJ_UINT32)INT_MAX ||
+                p_image->x1 > (OPJ_UINT32)INT_MAX ||
+                p_image->y1 > (OPJ_UINT32)INT_MAX) {
+            opj_event_msg(p_manager, EVT_ERROR,
+                          "Image coordinates above INT_MAX are not supported\n");
+            return OPJ_FALSE;
+        }
 
-                    l_dest_ptr += l_line_offset_dest;
-                    l_src_ptr += l_line_offset_src ;
-                }
-            }
+        l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
+                         (OPJ_INT32)l_img_comp->dx);
+        l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
+                         (OPJ_INT32)l_img_comp->dy);
+        l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
+        l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
 
-            l_src_ptr += l_end_offset_src;
-            p_data = (OPJ_BYTE*) l_src_ptr;
+        l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
+              - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
+        if (l_w < 0) {
+            opj_event_msg(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;
         }
-        break;
-        case 4: {
-            OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data;
-            l_src_ptr += l_start_offset_src;
+        l_img_comp->w = (OPJ_UINT32)l_w;
 
-            for (j = 0; j < l_height_dest; ++j) {
-                memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
-                l_dest_ptr += l_width_dest + l_line_offset_dest;
-                l_src_ptr += l_width_dest + l_line_offset_src ;
-            }
+        l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
+              - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
+        if (l_h < 0) {
+            opj_event_msg(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 = (OPJ_UINT32)l_h;
+
+        l_img_comp++;
+    }
+
+    return OPJ_TRUE;
+}
+
+OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k,
+                                        OPJ_UINT32 numcomps,
+                                        const OPJ_UINT32* comps_indices,
+                                        opj_event_mgr_t * p_manager)
+{
+    OPJ_UINT32 i;
+    OPJ_BOOL* already_mapped;
 
-            l_src_ptr += l_end_offset_src;
-            p_data = (OPJ_BYTE*) l_src_ptr;
+    if (p_j2k->m_private_image == NULL) {
+        opj_event_msg(p_manager, EVT_ERROR,
+                      "opj_read_header() should be called before "
+                      "opj_set_decoded_components().\n");
+        return OPJ_FALSE;
+    }
+
+    already_mapped = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
+                                            p_j2k->m_private_image->numcomps);
+    if (already_mapped == NULL) {
+        return OPJ_FALSE;
+    }
+
+    for (i = 0; i < numcomps; i++) {
+        if (comps_indices[i] >= p_j2k->m_private_image->numcomps) {
+            opj_event_msg(p_manager, EVT_ERROR,
+                          "Invalid component index: %u\n",
+                          comps_indices[i]);
+            opj_free(already_mapped);
+            return OPJ_FALSE;
         }
-        break;
+        if (already_mapped[comps_indices[i]]) {
+            opj_event_msg(p_manager, EVT_ERROR,
+                          "Component index %u used several times\n",
+                          comps_indices[i]);
+            opj_free(already_mapped);
+            return OPJ_FALSE;
         }
+        already_mapped[comps_indices[i]] = OPJ_TRUE;
+    }
+    opj_free(already_mapped);
 
-        ++l_img_comp_dest;
-        ++l_img_comp_src;
-        ++l_tilec;
+    opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
+    if (numcomps) {
+        p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode =
+            (OPJ_UINT32*) opj_malloc(numcomps * sizeof(OPJ_UINT32));
+        if (p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode == NULL) {
+            p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
+            return OPJ_FALSE;
+        }
+        memcpy(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
+               comps_indices,
+               numcomps * sizeof(OPJ_UINT32));
+    } else {
+        p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = NULL;
     }
+    p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = numcomps;
 
     return OPJ_TRUE;
 }
 
+
 OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
                                  opj_image_t* p_image,
                                  OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
@@ -9151,18 +9931,27 @@ OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
 {
     opj_cp_t * l_cp = &(p_j2k->m_cp);
     opj_image_t * l_image = p_j2k->m_private_image;
-
+    OPJ_BOOL ret;
     OPJ_UINT32 it_comp;
-    OPJ_INT32 l_comp_x1, l_comp_y1;
-    opj_image_comp_t* l_img_comp = NULL;
 
+    if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
+            p_j2k->m_cp.tcps[0].m_data != NULL) {
+        /* In the case of a single-tiled image whose codestream we have already */
+        /* ingested, go on */
+    }
     /* Check if we are read the main header */
-    if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
+    else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
         opj_event_msg(p_manager, EVT_ERROR,
-                      "Need to decode the main header before begin to decode the remaining codestream");
+                      "Need to decode the main header before begin to decode the remaining codestream.\n");
         return OPJ_FALSE;
     }
 
+    /* Update the comps[].factor member of the output image with the one */
+    /* of m_reduce */
+    for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
+        p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
+    }
+
     if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
         opj_event_msg(p_manager, EVT_INFO,
                       "No decoded area parameters, set the decoded area to the whole image\n");
@@ -9172,7 +9961,12 @@ OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
         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;
+        p_image->x0 = l_image->x0;
+        p_image->y0 = l_image->y0;
+        p_image->x1 = l_image->x1;
+        p_image->y1 = l_image->y1;
+
+        return opj_j2k_update_image_dimensions(p_image, p_manager);
     }
 
     /* ----- */
@@ -9202,7 +9996,7 @@ OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
     }
 
     /* Up */
-    if (p_start_x < 0) {
+    if (p_start_y < 0) {
         opj_event_msg(p_manager, EVT_ERROR,
                       "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
                       p_start_y);
@@ -9274,44 +10068,14 @@ OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
 
     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 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
-                         (OPJ_INT32)l_img_comp->dx);
-        l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,
-                         (OPJ_INT32)l_img_comp->dy);
-        l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
-        l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
-
-        l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
-              - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
-        if (l_w < 0) {
-            opj_event_msg(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 = (OPJ_UINT32)l_w;
+    ret = opj_j2k_update_image_dimensions(p_image, p_manager);
 
-        l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
-              - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
-        if (l_h < 0) {
-            opj_event_msg(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 = (OPJ_UINT32)l_h;
-
-        l_img_comp++;
+    if (ret) {
+        opj_event_msg(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);
     }
 
-    opj_event_msg(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;
+    return ret;
 }
 
 opj_j2k_t* opj_j2k_create_decompress(void)
@@ -9597,9 +10361,10 @@ static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
     /* 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(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);
+                      "Error decoding component %d.\nThe number of resolutions "
+                      "to remove (%d) is greater or equal than the number "
+                      "of resolutions of this component (%d)\nModify the cp_reduce parameter.\n\n",
+                      compno, l_cp->m_specific_param.m_dec.m_reduce, l_tccp->numresolutions);
         p_j2k->m_specific_param.m_decoder.m_state |=
             0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
         return OPJ_FALSE;
@@ -10485,16 +11250,50 @@ static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
     return OPJ_TRUE;
 }
 
+static OPJ_BOOL opj_j2k_are_all_used_components_decoded(opj_j2k_t *p_j2k,
+        opj_event_mgr_t * p_manager)
+{
+    OPJ_UINT32 compno;
+    OPJ_BOOL decoded_all_used_components = OPJ_TRUE;
+
+    if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode) {
+        for (compno = 0;
+                compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
+            OPJ_UINT32 dec_compno =
+                p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
+            if (p_j2k->m_output_image->comps[dec_compno].data == NULL) {
+                opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
+                              dec_compno);
+                decoded_all_used_components = OPJ_FALSE;
+            }
+        }
+    } else {
+        for (compno = 0; compno < p_j2k->m_output_image->numcomps; compno++) {
+            if (p_j2k->m_output_image->comps[compno].data == NULL) {
+                opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
+                              compno);
+                decoded_all_used_components = OPJ_FALSE;
+            }
+        }
+    }
+
+    if (decoded_all_used_components == OPJ_FALSE) {
+        opj_event_msg(p_manager, EVT_ERROR, "Failed to decode all used components\n");
+        return OPJ_FALSE;
+    }
+
+    return OPJ_TRUE;
+}
+
+
 static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_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;
     OPJ_UINT32 nr_tiles = 0;
 
     /* Particular case for whole single tile decoding */
@@ -10504,12 +11303,11 @@ static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
             p_j2k->m_output_image->x0 == 0 &&
             p_j2k->m_output_image->y0 == 0 &&
             p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
-            p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy &&
-            p_j2k->m_output_image->comps[0].factor == 0) {
+            p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy) {
         OPJ_UINT32 i;
         if (! opj_j2k_read_tile_header(p_j2k,
                                        &l_current_tile_no,
-                                       &l_data_size,
+                                       NULL,
                                        &l_tile_x0, &l_tile_y0,
                                        &l_tile_x1, &l_tile_y1,
                                        &l_nb_comps,
@@ -10538,59 +11336,55 @@ static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
         return OPJ_TRUE;
     }
 
-    l_current_data = (OPJ_BYTE*)opj_malloc(1000);
-    if (! l_current_data) {
-        opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n");
-        return OPJ_FALSE;
-    }
-    l_max_data_size = 1000;
-
     for (;;) {
-        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(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);
+        if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
+                p_j2k->m_cp.tcps[0].m_data != NULL) {
+            l_current_tile_no = 0;
+            p_j2k->m_current_tile_number = 0;
+            p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
+        } else {
+            if (! opj_j2k_read_tile_header(p_j2k,
+                                           &l_current_tile_no,
+                                           NULL,
+                                           &l_tile_x0, &l_tile_y0,
+                                           &l_tile_x1, &l_tile_y1,
+                                           &l_nb_comps,
+                                           &l_go_on,
+                                           p_stream,
+                                           p_manager)) {
                 return OPJ_FALSE;
             }
-            l_current_data = l_new_current_data;
-            l_max_data_size = l_data_size;
+
+            if (! l_go_on) {
+                break;
+            }
         }
 
-        if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, l_current_data, l_data_size,
+        if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
                                   p_stream, p_manager)) {
-            opj_free(l_current_data);
             opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
                           l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
             return OPJ_FALSE;
         }
+
         opj_event_msg(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,
+        if (! opj_j2k_update_image_data(p_j2k->m_tcd,
                                         p_j2k->m_output_image)) {
-            opj_free(l_current_data);
             return OPJ_FALSE;
         }
+
+        if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
+                !(p_j2k->m_output_image->x0 == p_j2k->m_private_image->x0 &&
+                  p_j2k->m_output_image->y0 == p_j2k->m_private_image->y0 &&
+                  p_j2k->m_output_image->x1 == p_j2k->m_private_image->x1 &&
+                  p_j2k->m_output_image->y1 == p_j2k->m_private_image->y1)) {
+            /* Keep current tcp data */
+        } else {
+            opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
+        }
+
         opj_event_msg(p_manager, EVT_INFO,
                       "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
 
@@ -10603,7 +11397,9 @@ static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
         }
     }
 
-    opj_free(l_current_data);
+    if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
+        return OPJ_FALSE;
+    }
 
     return OPJ_TRUE;
 }
@@ -10637,24 +11433,14 @@ static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
     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;
     OPJ_UINT32 l_nb_tiles;
     OPJ_UINT32 i;
 
-    l_current_data = (OPJ_BYTE*)opj_malloc(1000);
-    if (! l_current_data) {
-        opj_event_msg(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;
         }
     }
@@ -10669,7 +11455,6 @@ static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
                 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(p_manager, EVT_ERROR, "Problem with seek function\n");
-                    opj_free(l_current_data);
                     return OPJ_FALSE;
                 }
             } else {
@@ -10677,7 +11462,6 @@ static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
                                            p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos + 2,
                                            p_manager))) {
                     opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
-                    opj_free(l_current_data);
                     return OPJ_FALSE;
                 }
             }
@@ -10699,14 +11483,13 @@ static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
     for (;;) {
         if (! opj_j2k_read_tile_header(p_j2k,
                                        &l_current_tile_no,
-                                       &l_data_size,
+                                       NULL,
                                        &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;
         }
 
@@ -10714,33 +11497,19 @@ static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
             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;
-                opj_event_msg(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,
+        if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
                                   p_stream, p_manager)) {
-            opj_free(l_current_data);
             return OPJ_FALSE;
         }
         opj_event_msg(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,
+        if (! opj_j2k_update_image_data(p_j2k->m_tcd,
                                         p_j2k->m_output_image)) {
-            opj_free(l_current_data);
             return OPJ_FALSE;
         }
+        opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
+
         opj_event_msg(p_manager, EVT_INFO,
                       "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
 
@@ -10749,7 +11518,6 @@ static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
             if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
                                        p_manager))) {
                 opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
-                opj_free(l_current_data);
                 return OPJ_FALSE;
             }
             break;
@@ -10761,7 +11529,9 @@ static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
 
     }
 
-    opj_free(l_current_data);
+    if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
+        return OPJ_FALSE;
+    }
 
     return OPJ_TRUE;
 }
@@ -10785,20 +11555,105 @@ static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
     return OPJ_TRUE;
 }
 
+static OPJ_BOOL opj_j2k_move_data_from_codec_to_output_image(opj_j2k_t * p_j2k,
+        opj_image_t * p_image)
+{
+    OPJ_UINT32 compno;
+
+    /* Move data and copy one information from codec to output image*/
+    if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode > 0) {
+        opj_image_comp_t* newcomps =
+            (opj_image_comp_t*) opj_malloc(
+                p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode *
+                sizeof(opj_image_comp_t));
+        if (newcomps == NULL) {
+            opj_image_destroy(p_j2k->m_private_image);
+            p_j2k->m_private_image = NULL;
+            return OPJ_FALSE;
+        }
+        for (compno = 0; compno < p_image->numcomps; compno++) {
+            opj_image_data_free(p_image->comps[compno].data);
+            p_image->comps[compno].data = NULL;
+        }
+        for (compno = 0;
+                compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
+            OPJ_UINT32 src_compno =
+                p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
+            memcpy(&(newcomps[compno]),
+                   &(p_j2k->m_output_image->comps[src_compno]),
+                   sizeof(opj_image_comp_t));
+            newcomps[compno].resno_decoded =
+                p_j2k->m_output_image->comps[src_compno].resno_decoded;
+            newcomps[compno].data = p_j2k->m_output_image->comps[src_compno].data;
+            p_j2k->m_output_image->comps[src_compno].data = NULL;
+        }
+        for (compno = 0; compno < p_image->numcomps; compno++) {
+            assert(p_j2k->m_output_image->comps[compno].data == NULL);
+            opj_image_data_free(p_j2k->m_output_image->comps[compno].data);
+            p_j2k->m_output_image->comps[compno].data = NULL;
+        }
+        p_image->numcomps = p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode;
+        opj_free(p_image->comps);
+        p_image->comps = newcomps;
+    } else {
+        for (compno = 0; compno < p_image->numcomps; compno++) {
+            p_image->comps[compno].resno_decoded =
+                p_j2k->m_output_image->comps[compno].resno_decoded;
+            opj_image_data_free(p_image->comps[compno].data);
+            p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
+#if 0
+            char fn[256];
+            sprintf(fn, "/tmp/%d.raw", compno);
+            FILE *debug = fopen(fn, "wb");
+            fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
+                   p_image->comps[compno].w * p_image->comps[compno].h, debug);
+            fclose(debug);
+#endif
+            p_j2k->m_output_image->comps[compno].data = NULL;
+        }
+    }
+    return OPJ_TRUE;
+}
+
 OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
                         opj_stream_private_t * p_stream,
                         opj_image_t * p_image,
                         opj_event_mgr_t * p_manager)
 {
-    OPJ_UINT32 compno;
-
     if (!p_image) {
         return OPJ_FALSE;
     }
 
-    p_j2k->m_output_image = opj_image_create0();
-    if (!(p_j2k->m_output_image)) {
-        return OPJ_FALSE;
+    /* Heuristics to detect sequence opj_read_header(), opj_set_decoded_resolution_factor() */
+    /* and finally opj_decode_image() without manual setting of comps[].factor */
+    /* We could potentially always execute it, if we don't allow people to do */
+    /* opj_read_header(), modify x0,y0,x1,y1 of returned image an call opj_decode_image() */
+    if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 &&
+            p_j2k->m_private_image != NULL &&
+            p_j2k->m_private_image->numcomps > 0 &&
+            p_j2k->m_private_image->comps[0].factor ==
+            p_j2k->m_cp.m_specific_param.m_dec.m_reduce &&
+            p_image->numcomps > 0 &&
+            p_image->comps[0].factor == 0 &&
+            /* Don't mess with image dimension if the user has allocated it */
+            p_image->comps[0].data == NULL) {
+        OPJ_UINT32 it_comp;
+
+        /* Update the comps[].factor member of the output image with the one */
+        /* of m_reduce */
+        for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
+            p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
+        }
+        if (!opj_j2k_update_image_dimensions(p_image, p_manager)) {
+            return OPJ_FALSE;
+        }
+    }
+
+    if (p_j2k->m_output_image == NULL) {
+        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);
 
@@ -10815,22 +11670,7 @@ OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
     }
 
     /* 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;
-        p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
-#if 0
-        char fn[256];
-        sprintf(fn, "/tmp/%d.raw", compno);
-        FILE *debug = fopen(fn, "wb");
-        fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
-               p_image->comps[compno].w * p_image->comps[compno].h, debug);
-        fclose(debug);
-#endif
-        p_j2k->m_output_image->comps[compno].data = NULL;
-    }
-
-    return OPJ_TRUE;
+    return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
 }
 
 OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
@@ -10848,6 +11688,12 @@ OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
         return OPJ_FALSE;
     }
 
+    if (p_image->numcomps < p_j2k->m_private_image->numcomps) {
+        opj_event_msg(p_manager, EVT_ERROR,
+                      "Image has less components than codestream.\n");
+        return OPJ_FALSE;
+    }
+
     if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
         opj_event_msg(p_manager, EVT_ERROR,
                       "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
@@ -10878,7 +11724,7 @@ OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
     }
 
     l_img_comp = p_image->comps;
-    for (compno = 0; compno < p_image->numcomps; ++compno) {
+    for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
         OPJ_INT32 l_comp_x1, l_comp_y1;
 
         l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
@@ -10900,6 +11746,18 @@ OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
         l_img_comp++;
     }
 
+    if (p_image->numcomps > p_j2k->m_private_image->numcomps) {
+        /* Can happen when calling repeatdly opj_get_decoded_tile() on an
+         * image with a color palette, where color palette expansion is done
+         * later in jp2.c */
+        for (compno = p_j2k->m_private_image->numcomps; compno < p_image->numcomps;
+                ++compno) {
+            opj_image_data_free(p_image->comps[compno].data);
+            p_image->comps[compno].data = NULL;
+        }
+        p_image->numcomps = p_j2k->m_private_image->numcomps;
+    }
+
     /* Destroy the previous output image*/
     if (p_j2k->m_output_image) {
         opj_image_destroy(p_j2k->m_output_image);
@@ -10927,20 +11785,7 @@ OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
     }
 
     /* 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_image_data_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;
+    return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
 }
 
 OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
@@ -10980,7 +11825,7 @@ OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
 {
     OPJ_UINT32 i, j;
     OPJ_UINT32 l_nb_tiles;
-    OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size;
+    OPJ_SIZE_T l_max_tile_size = 0, l_current_tile_size;
     OPJ_BYTE * l_current_data = 00;
     OPJ_BOOL l_reuse_data = OPJ_FALSE;
     opj_tcd_t* p_tcd = 00;
@@ -11046,6 +11891,12 @@ OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
                 l_current_data = l_new_current_data;
                 l_max_tile_size = l_current_tile_size;
             }
+            if (l_current_data == NULL) {
+                /* Should not happen in practice, but will avoid Coverity to */
+                /* complain about a null pointer dereference */
+                assert(0);
+                return OPJ_FALSE;
+            }
 
             /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
             /* 32 bit components @ 8 bit precision get converted to 8 bit */
@@ -11353,7 +12204,7 @@ static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
         return OPJ_FALSE;
     }
 
-    if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
+    if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz) || OPJ_IS_IMF(p_j2k->m_cp.rsiz)) {
         if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                                (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
             return OPJ_FALSE;
@@ -11436,7 +12287,7 @@ static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
         return OPJ_FALSE;
     }
 
-    if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) {
+    if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz) || OPJ_IS_IMF(p_j2k->m_cp.rsiz)) {
         if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                                (opj_procedure)opj_j2k_write_tlm, p_manager)) {
             return OPJ_FALSE;
@@ -11463,7 +12314,8 @@ static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
     }
 
     /* DEVELOPER CORNER, insert your custom procedures */
-    if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) {
+    if ((p_j2k->m_cp.rsiz & (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) ==
+            (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) {
         if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
                                                (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
             return OPJ_FALSE;
@@ -11493,7 +12345,7 @@ static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
 static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
         OPJ_BYTE * p_data,
         OPJ_UINT32 * p_data_written,
-        OPJ_UINT32 p_total_data_size,
+        OPJ_UINT32 total_data_size,
         opj_stream_private_t *p_stream,
         struct opj_event_mgr * p_manager)
 {
@@ -11517,7 +12369,7 @@ static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
 
     l_current_nb_bytes_written = 0;
     l_begin_data = p_data;
-    if (! opj_j2k_write_sot(p_j2k, p_data, p_total_data_size,
+    if (! opj_j2k_write_sot(p_j2k, p_data, total_data_size,
                             &l_current_nb_bytes_written, p_stream,
                             p_manager)) {
         return OPJ_FALSE;
@@ -11525,7 +12377,7 @@ static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
 
     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;
+    total_data_size -= l_current_nb_bytes_written;
 
     if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
 #if 0
@@ -11535,29 +12387,29 @@ static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
                                         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;
+            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;
+            total_data_size -= l_current_nb_bytes_written;
         }
 #endif
-        if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) {
+        if (l_cp->tcps[p_j2k->m_current_tile_number].POC) {
             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;
+            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)) {
+                            total_data_size, p_stream, p_manager)) {
         return OPJ_FALSE;
     }
 
@@ -11568,7 +12420,7 @@ static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
     opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
                     4);                                 /* PSOT */
 
-    if (OPJ_IS_CINEMA(l_cp->rsiz)) {
+    if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
         opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
     }
 
@@ -11578,7 +12430,7 @@ static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
 static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
         OPJ_BYTE * p_data,
         OPJ_UINT32 * p_data_written,
-        OPJ_UINT32 p_total_data_size,
+        OPJ_UINT32 total_data_size,
         opj_stream_private_t *p_stream,
         struct opj_event_mgr * p_manager
                                             )
@@ -11611,7 +12463,7 @@ static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
         l_begin_data = p_data;
 
         if (! opj_j2k_write_sot(p_j2k, p_data,
-                                p_total_data_size,
+                                total_data_size,
                                 &l_current_nb_bytes_written,
                                 p_stream,
                                 p_manager)) {
@@ -11620,25 +12472,25 @@ static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
 
         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;
+        total_data_size -= l_current_nb_bytes_written;
         l_part_tile_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)) {
+                                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;
+        total_data_size -= l_current_nb_bytes_written;
         l_part_tile_size += l_current_nb_bytes_written;
 
         /* Writing Psot in SOT marker */
         opj_write_bytes(l_begin_data + 6, l_part_tile_size,
                         4);                                   /* PSOT */
 
-        if (OPJ_IS_CINEMA(l_cp->rsiz)) {
+        if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
             opj_j2k_update_tlm(p_j2k, l_part_tile_size);
         }
 
@@ -11657,7 +12509,7 @@ static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
             l_begin_data = p_data;
 
             if (! opj_j2k_write_sot(p_j2k, p_data,
-                                    p_total_data_size,
+                                    total_data_size,
                                     &l_current_nb_bytes_written, p_stream,
                                     p_manager)) {
                 return OPJ_FALSE;
@@ -11665,26 +12517,26 @@ static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
 
             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;
+            total_data_size -= l_current_nb_bytes_written;
             l_part_tile_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)) {
+                                    total_data_size, 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;
+            total_data_size -= l_current_nb_bytes_written;
             l_part_tile_size += l_current_nb_bytes_written;
 
             /* Writing Psot in SOT marker */
             opj_write_bytes(l_begin_data + 6, l_part_tile_size,
                             4);                                   /* PSOT */
 
-            if (OPJ_IS_CINEMA(l_cp->rsiz)) {
+            if (OPJ_IS_CINEMA(l_cp->rsiz) || OPJ_IS_IMF(l_cp->rsiz)) {
                 opj_j2k_update_tlm(p_j2k, l_part_tile_size);
             }
 
@@ -11846,7 +12698,7 @@ static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
 }
 
 /**
- * Creates a tile-coder decoder.
+ * Creates a tile-coder encoder.
  *
  * @param       p_stream                the stream to write data to.
  * @param       p_j2k                   J2K codec.