*/
static void j2k_tcp_destroy (opj_tcp_v2_t *p_tcp);
+/**
+ * Destroys the data inside a tile coding parameter structure.
+ *
+ * @param p_tcp the tile coding parameter which contain data to destroy.
+ */
+static void j2k_tcp_data_destroy (opj_tcp_v2_t *p_tcp);
/**
* Destroys a coding parameter structure.
*/
static void j2k_add_mhmarker(opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len);
-static void j2k_add_mhmarker_v2(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_UINT32 pos, OPJ_UINT32 len) ;
+static void j2k_add_mhmarker_v2(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
/**
Add tile header marker information
@param tileno tile index number
*/
static void j2k_add_tlmarker( int tileno, opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len);
-static void j2k_add_tlmarker_v2(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_UINT32 pos, OPJ_UINT32 len);
+static void j2k_add_tlmarker_v2(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len);
/**
* Reads an unknown marker
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
/* FIXME move it in a index structure included in p_j2k*/
- p_j2k->cstr_index->main_head_start = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
+ p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
opj_event_msg_v2(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start);
l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
- if (p_j2k->m_specific_param.m_decoder.m_last_tile_part)
- p_j2k->m_specific_param.m_decoder.m_sot_length = opj_stream_get_number_byte_left(p_stream) - 2;
+ if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
+ // opj_stream_get_number_byte_left returns OPJ_OFF_T
+ // but we are in the last tile part,
+ // so its result will fit on OPJ_UINT32 unless we find
+ // a file with a single tile part of more than 4 GB...
+ p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2);
+ }
else
p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
l_tile_len = &l_tcp->m_data_size;
if (! *l_current_data) {
- *l_current_data = (OPJ_BYTE*) opj_malloc/*FIXME V2 -> my_opj_malloc*/(p_j2k->m_specific_param.m_decoder.m_sot_length);
+ *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length);
}
else {
- *l_current_data = (OPJ_BYTE*) opj_realloc/*FIXME V2 -> my_opj_realloc*/(*l_current_data, *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length);
+ *l_current_data = (OPJ_BYTE*) opj_realloc(*l_current_data, *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length);
}
if (*l_current_data == 00) {
/* Index */
l_cstr_index = p_j2k->cstr_index;
if (l_cstr_index) {
- OPJ_SIZE_T l_current_pos = opj_stream_tell(p_stream) - 2;
- OPJ_UINT32 l_current_tile_part =l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
+ OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
+
+ OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header =
l_current_pos;
l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos =
/*l_cstr_index->packno = 0;*/
}
-
-
-
-
-
-
l_current_read_size = opj_stream_read_data( p_stream,
*l_current_data + *l_tile_len,
p_j2k->m_specific_param.m_decoder.m_sot_length,
}
-static void j2k_add_mhmarker_v2(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_UINT32 pos, OPJ_UINT32 len) {
+static void j2k_add_mhmarker_v2(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) {
if (!cstr_index)
return;
cstr_info->tile[tileno].marknum++;
}
-static void j2k_add_tlmarker_v2(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_UINT32 pos, OPJ_UINT32 len)
+static void j2k_add_tlmarker_v2(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
{
if (!cstr_index)
*
* @return the handler associated with the id.
*/
-const opj_dec_memory_marker_handler_t * j2k_get_marker_handler (const OPJ_UINT32 p_id)
+const opj_dec_memory_marker_handler_t * j2k_get_marker_handler (OPJ_UINT32 p_id)
{
const opj_dec_memory_marker_handler_t *e;
for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
p_tcp->mct_norms = 00;
}
+ j2k_tcp_data_destroy(p_tcp);
+
+}
+
+/**
+ * Destroys the data inside a tile coding parameter structure.
+ *
+ * @param p_tcp the tile coding parameter which contain data to destroy.
+ */
+void j2k_tcp_data_destroy (opj_tcp_v2_t *p_tcp)
+{
if (p_tcp->m_data) {
opj_free(p_tcp->m_data);
- p_tcp->m_data = 00;
+ p_tcp->m_data = NULL;
+ p_tcp->m_data_size = 0;
}
}
-
/**
* Destroys a coding parameter structure.
*
l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
if (! l_tcp->m_data) {
- j2k_tcp_destroy(&(p_j2k->m_cp.tcps[p_tile_index]));
+ j2k_tcp_destroy(l_tcp);
return OPJ_FALSE;
}
return OPJ_FALSE;
}
- j2k_tcp_destroy(l_tcp);
- p_j2k->m_tcd->tcp = 0;
+ /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
+ * we destroy just the data which will be re-read in read_tile_header*/
+ /*j2k_tcp_destroy(l_tcp);
+ p_j2k->m_tcd->tcp = 0;*/
+ j2k_tcp_data_destroy(l_tcp);
p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080));// FIXME J2K_DEC_STATE_DATA);
/*-----*/
/* Current tile component size*/
+ /*if (i == 0) {
+ fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
+ l_res->x0, l_res->x1, l_res->y0, l_res->y1);
+ }*/
+
l_width_src = (l_res->x1 - l_res->x0);
l_height_src = (l_res->y1 - l_res->y0);
l_x1_dest = l_x0_dest + l_img_comp_dest->w;
l_y1_dest = l_y0_dest + l_img_comp_dest->h;
+ /*if (i == 0) {
+ fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
+ l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
+ }*/
+
/*-----*/
/* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
* of the input buffer (decoded tile component) which will be move
l_img_comp = p_image->comps;
for (it_comp=0; it_comp < p_image->numcomps; ++it_comp)
{
+ OPJ_INT32 l_h,l_w;
+
l_img_comp->x0 = int_ceildiv(p_image->x0, l_img_comp->dx);
l_img_comp->y0 = int_ceildiv(p_image->y0, l_img_comp->dy);
l_comp_x1 = int_ceildiv(p_image->x1, l_img_comp->dx);
l_comp_y1 = int_ceildiv(p_image->y1, l_img_comp->dy);
- l_img_comp->w = int_ceildivpow2(l_comp_x1 - l_img_comp->x0, l_img_comp->factor);
- if (l_img_comp->w <= 0){
+ l_w = int_ceildivpow2(l_comp_x1, l_img_comp->factor)
+ - int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
+ if (l_w < 0){
opj_event_msg_v2(p_manager, EVT_ERROR,
"Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
- it_comp, l_img_comp->w);
+ it_comp, l_w);
return OPJ_FALSE;
}
+ l_img_comp->w = l_w;
- l_img_comp->h = int_ceildivpow2(l_comp_y1 - l_img_comp->y0, l_img_comp->factor);
- if (l_img_comp->h <= 0){
+ l_h = int_ceildivpow2(l_comp_y1, l_img_comp->factor)
+ - int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
+ if (l_h < 0){
opj_event_msg_v2(p_manager, EVT_ERROR,
"Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
- it_comp, l_img_comp->h);
+ it_comp, l_h);
return OPJ_FALSE;
}
+ l_img_comp->h = l_h;
l_img_comp++;
}
fprintf(out_stream, "Codestream index from main header: {\n");
- fprintf(out_stream, "\t Main header start position=%d\n\t Main header end position=%d\n",
+ fprintf(out_stream, "\t Main header start position=%" OPJ_OFF_F "d\n"
+ "\t Main header end position=%" OPJ_OFF_F "d\n",
cstr_index->main_head_start, cstr_index->main_head_end);
fprintf(out_stream, "\t Marker list: {\n");
if (cstr_index->marker){
for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){
- fprintf(out_stream, "\t\t type=%#x, pos=%d, len=%d\n",
+ fprintf(out_stream, "\t\t type=%#x, pos=%" OPJ_OFF_F "d, len=%d\n",
cstr_index->marker[it_marker].type,
cstr_index->marker[it_marker].pos,
cstr_index->marker[it_marker].len );
if (cstr_index->tile_index[it_tile].tp_index){
for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){
- fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%d, end_header=%d, end_pos=%d.\n",
+ fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" OPJ_OFF_F "d, end_header=%" OPJ_OFF_F "d, end_pos=%" OPJ_OFF_F "d.\n",
it_tile_part,
cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
if (cstr_index->tile_index[it_tile].marker){
for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){
- fprintf(out_stream, "\t\t type=%#x, pos=%d, len=%d\n",
+ fprintf(out_stream, "\t\t type=%#x, pos=%" OPJ_OFF_F "d, len=%d\n",
cstr_index->tile_index[it_tile].marker[it_marker].type,
cstr_index->tile_index[it_tile].marker[it_marker].pos,
cstr_index->tile_index[it_tile].marker[it_marker].len );
if (!j2k_allocate_tile_element_cstr_index(p_j2k))
return OPJ_FALSE;
}
-
/* Move into the codestream to the first SOT used to decode the desired tile */
l_tile_no_to_dec = p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
if (p_j2k->cstr_index->tile_index)
if(p_j2k->cstr_index->tile_index->tp_index)
{
if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
- /* not build the index for this tile, so we will move to the last SOT read*/
+ /* the index for this tile has not been built,
+ * so move to the last SOT read */
if ( opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager) ){
opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with seek function\n");
return OPJ_FALSE;
return OPJ_FALSE;
}
+ if ( (tile_index < 0) && (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index, (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
+ return OPJ_FALSE;
+ }
+
/* Compute the dimension of the desired tile*/
l_tile_x = tile_index % p_j2k->m_cp.tw;
l_tile_y = tile_index / p_j2k->m_cp.tw;
{
OPJ_INT32 l_comp_x1, l_comp_y1;
+ l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
+
l_img_comp->x0 = int_ceildiv(p_image->x0, l_img_comp->dx);
l_img_comp->y0 = int_ceildiv(p_image->y0, l_img_comp->dy);
l_comp_x1 = int_ceildiv(p_image->x1, l_img_comp->dx);
l_comp_y1 = int_ceildiv(p_image->y1, l_img_comp->dy);
- l_img_comp->w = int_ceildivpow2(l_comp_x1 - l_img_comp->x0, l_img_comp->factor);
- l_img_comp->h = int_ceildivpow2(l_comp_y1 - l_img_comp->y0, l_img_comp->factor);
+ l_img_comp->w = int_ceildivpow2(l_comp_x1, l_img_comp->factor) - int_ceildivpow2(l_img_comp->x0, l_img_comp->factor);
+ l_img_comp->h = int_ceildivpow2(l_comp_y1, l_img_comp->factor) - int_ceildivpow2(l_img_comp->y0, l_img_comp->factor);
l_img_comp++;
}
}
opj_copy_image_header(p_image, p_j2k->m_output_image);
- if ( (tile_index < 0) && (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){
- opj_event_msg_v2(p_manager, EVT_ERROR, "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index, (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
- return OPJ_FALSE;
- }
-
p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = tile_index;
/* customization of the decoding */
return OPJ_TRUE;
}
+
+opj_bool j2k_set_decoded_resolution_factor(opj_j2k_v2_t *p_j2k, OPJ_UINT32 res_factor, opj_event_mgr_t * p_manager)
+{
+ OPJ_UINT32 it_comp;
+
+ p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
+
+ if (p_j2k->m_private_image) {
+ if (p_j2k->m_private_image->comps) {
+ if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
+ if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
+ for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
+ OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
+ if ( res_factor >= max_res){
+ opj_event_msg_v2(p_manager, EVT_ERROR, "Resolution factor is superior to the maximum resolution in the component.\n");
+ return OPJ_FALSE;
+ }
+ p_j2k->m_private_image->comps[it_comp].factor = res_factor;
+ }
+ return OPJ_TRUE;
+ }
+ }
+ }
+ }
+
+ return OPJ_FALSE;
+}
projects / openjpeg.git / blobdiff