Alien-FreeImage
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src/Source/LibOpenJPEG/tcd.c view on Meta::CPAN
OPJ_UINT32 (*l_gain_ptr)(OPJ_UINT32) = 00; \
OPJ_UINT32 compno, resno, bandno, precno, cblkno; \
opj_tcp_t * l_tcp = 00; \
opj_cp_t * l_cp = 00; \
opj_tcd_tile_t * l_tile = 00; \
opj_tccp_t *l_tccp = 00; \
opj_tcd_tilecomp_t *l_tilec = 00; \
opj_image_comp_t * l_image_comp = 00; \
opj_tcd_resolution_t *l_res = 00; \
opj_tcd_band_t *l_band = 00; \
opj_stepsize_t * l_step_size = 00; \
opj_tcd_precinct_t *l_current_precinct = 00; \
TYPE* l_code_block = 00; \
opj_image_t *l_image = 00; \
OPJ_UINT32 p,q; \
OPJ_UINT32 l_level_no; \
OPJ_UINT32 l_pdx, l_pdy; \
OPJ_UINT32 l_gain; \
OPJ_INT32 l_x0b, l_y0b; \
/* extent of precincts , top left, bottom right**/ \
OPJ_INT32 l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end, l_br_prc_y_end; \
/* number of precinct for a resolution */ \
OPJ_UINT32 l_nb_precincts; \
/* room needed to store l_nb_precinct precinct for a resolution */ \
OPJ_UINT32 l_nb_precinct_size; \
/* number of code blocks for a precinct*/ \
OPJ_UINT32 l_nb_code_blocks; \
/* room needed to store l_nb_code_blocks code blocks for a precinct*/ \
OPJ_UINT32 l_nb_code_blocks_size; \
/* size of data for a tile */ \
OPJ_UINT32 l_data_size; \
\
l_cp = p_tcd->cp; \
l_tcp = &(l_cp->tcps[p_tile_no]); \
l_tile = p_tcd->tcd_image->tiles; \
l_tccp = l_tcp->tccps; \
l_tilec = l_tile->comps; \
l_image = p_tcd->image; \
l_image_comp = p_tcd->image->comps; \
\
p = p_tile_no % l_cp->tw; /* tile coordinates */ \
q = p_tile_no / l_cp->tw; \
/*fprintf(stderr, "Tile coordinate = %d,%d\n", p, q);*/ \
\
/* 4 borders of the tile rescale on the image if necessary */ \
l_tile->x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + p * l_cp->tdx), (OPJ_INT32)l_image->x0); \
l_tile->y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + q * l_cp->tdy), (OPJ_INT32)l_image->y0); \
l_tile->x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (p + 1) * l_cp->tdx), (OPJ_INT32)l_image->x1); \
l_tile->y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (q + 1) * l_cp->tdy), (OPJ_INT32)l_image->y1); \
/* testcase 1888.pdf.asan.35.988 */ \
if (l_tccp->numresolutions == 0) { \
fprintf(stderr, "tiles require at least one resolution\n"); \
return OPJ_FALSE; \
} \
/*fprintf(stderr, "Tile border = %d,%d,%d,%d\n", l_tile->x0, l_tile->y0,l_tile->x1,l_tile->y1);*/ \
\
/*tile->numcomps = image->numcomps; */ \
for(compno = 0; compno < l_tile->numcomps; ++compno) { \
/*fprintf(stderr, "compno = %d/%d\n", compno, l_tile->numcomps);*/ \
\
/* border of each l_tile component (global) */ \
l_tilec->x0 = opj_int_ceildiv(l_tile->x0, (OPJ_INT32)l_image_comp->dx); \
l_tilec->y0 = opj_int_ceildiv(l_tile->y0, (OPJ_INT32)l_image_comp->dy); \
l_tilec->x1 = opj_int_ceildiv(l_tile->x1, (OPJ_INT32)l_image_comp->dx); \
l_tilec->y1 = opj_int_ceildiv(l_tile->y1, (OPJ_INT32)l_image_comp->dy); \
/*fprintf(stderr, "\tTile compo border = %d,%d,%d,%d\n", l_tilec->x0, l_tilec->y0,l_tilec->x1,l_tilec->y1);*/ \
\
l_data_size = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0) \
* (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0) * (OPJ_UINT32)sizeof(OPJ_UINT32 );\
l_tilec->numresolutions = l_tccp->numresolutions; \
if (l_tccp->numresolutions < l_cp->m_specific_param.m_dec.m_reduce) { \
l_tilec->minimum_num_resolutions = 1; \
} \
else { \
l_tilec->minimum_num_resolutions = l_tccp->numresolutions \
- l_cp->m_specific_param.m_dec.m_reduce; \
} \
\
if (l_tilec->data == 00) { \
l_tilec->data = (OPJ_INT32 *) opj_malloc(l_data_size); \
if (! l_tilec->data ) { \
return OPJ_FALSE; \
} \
/*fprintf(stderr, "\tAllocate data of tilec (int): %d x OPJ_UINT32\n",l_data_size);*/ \
\
l_tilec->data_size = l_data_size; \
} \
else if (l_data_size > l_tilec->data_size) { \
OPJ_INT32 * new_data = (OPJ_INT32 *) opj_realloc(l_tilec->data, l_data_size); \
/* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to handle tile data\n"); */ \
fprintf(stderr, "Not enough memory to handle tile data\n"); \
if (! new_data) { \
opj_free(l_tilec->data); \
l_tilec->data = NULL; \
l_tilec->data_size = 0; \
return OPJ_FALSE; \
} \
l_tilec->data = new_data; \
/*fprintf(stderr, "\tReallocate data of tilec (int): from %d to %d x OPJ_UINT32\n", l_tilec->data_size, l_data_size);*/ \
l_tilec->data_size = l_data_size; \
} \
\
l_data_size = l_tilec->numresolutions * (OPJ_UINT32)sizeof(opj_tcd_resolution_t); \
\
if (l_tilec->resolutions == 00) { \
l_tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(l_data_size); \
if (! l_tilec->resolutions ) { \
return OPJ_FALSE; \
} \
/*fprintf(stderr, "\tAllocate resolutions of tilec (opj_tcd_resolution_t): %d\n",l_data_size);*/ \
l_tilec->resolutions_size = l_data_size; \
memset(l_tilec->resolutions,0,l_data_size); \
} \
else if (l_data_size > l_tilec->resolutions_size) { \
opj_tcd_resolution_t* new_resolutions = (opj_tcd_resolution_t *) opj_realloc(l_tilec->resolutions, l_data_size); \
if (! new_resolutions) { \
/* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to tile resolutions\n"); */ \
fprintf(stderr, "Not enough memory to tile resolutions\n"); \
opj_free(l_tilec->resolutions); \
l_tilec->resolutions = NULL; \
l_tilec->resolutions_size = 0; \
return OPJ_FALSE; \
} \
l_tilec->resolutions = new_resolutions; \
/*fprintf(stderr, "\tReallocate data of tilec (int): from %d to %d x OPJ_UINT32\n", l_tilec->resolutions_size, l_data_size);*/ \
memset(((OPJ_BYTE*) l_tilec->resolutions)+l_tilec->resolutions_size,0,l_data_size - l_tilec->resolutions_size); \
l_tilec->resolutions_size = l_data_size; \
} \
\
l_level_no = l_tilec->numresolutions - 1; \
l_res = l_tilec->resolutions; \
l_step_size = l_tccp->stepsizes; \
if (l_tccp->qmfbid == 0) { \
l_gain_ptr = &opj_dwt_getgain_real; \
} \
else { \
l_gain_ptr = &opj_dwt_getgain; \
} \
/*fprintf(stderr, "\tlevel_no=%d\n",l_level_no);*/ \
\
for(resno = 0; resno < l_tilec->numresolutions; ++resno) { \
/*fprintf(stderr, "\t\tresno = %d/%d\n", resno, l_tilec->numresolutions);*/ \
OPJ_INT32 tlcbgxstart, tlcbgystart /*, brcbgxend, brcbgyend*/; \
OPJ_UINT32 cbgwidthexpn, cbgheightexpn; \
OPJ_UINT32 cblkwidthexpn, cblkheightexpn; \
\
/* border for each resolution level (global) */ \
l_res->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no); \
l_res->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no); \
l_res->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no); \
l_res->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no); \
/*fprintf(stderr, "\t\t\tres_x0= %d, res_y0 =%d, res_x1=%d, res_y1=%d\n", l_res->x0, l_res->y0, l_res->x1, l_res->y1);*/ \
/* p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) */ \
l_pdx = l_tccp->prcw[resno]; \
l_pdy = l_tccp->prch[resno]; \
/*fprintf(stderr, "\t\t\tpdx=%d, pdy=%d\n", l_pdx, l_pdy);*/ \
/* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ \
l_tl_prc_x_start = opj_int_floordivpow2(l_res->x0, (OPJ_INT32)l_pdx) << l_pdx; \
l_tl_prc_y_start = opj_int_floordivpow2(l_res->y0, (OPJ_INT32)l_pdy) << l_pdy; \
l_br_prc_x_end = opj_int_ceildivpow2(l_res->x1, (OPJ_INT32)l_pdx) << l_pdx; \
l_br_prc_y_end = opj_int_ceildivpow2(l_res->y1, (OPJ_INT32)l_pdy) << l_pdy; \
/*fprintf(stderr, "\t\t\tprc_x_start=%d, prc_y_start=%d, br_prc_x_end=%d, br_prc_y_end=%d \n", l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end ,l_br_prc_y_end );*/ \
\
l_res->pw = (l_res->x0 == l_res->x1) ? 0 : (OPJ_UINT32)((l_br_prc_x_end - l_tl_prc_x_start) >> l_pdx); \
l_res->ph = (l_res->y0 == l_res->y1) ? 0 : (OPJ_UINT32)((l_br_prc_y_end - l_tl_prc_y_start) >> l_pdy); \
/*fprintf(stderr, "\t\t\tres_pw=%d, res_ph=%d\n", l_res->pw, l_res->ph );*/ \
\
l_nb_precincts = l_res->pw * l_res->ph; \
l_nb_precinct_size = l_nb_precincts * (OPJ_UINT32)sizeof(opj_tcd_precinct_t); \
if (resno == 0) { \
tlcbgxstart = l_tl_prc_x_start; \
tlcbgystart = l_tl_prc_y_start; \
/*brcbgxend = l_br_prc_x_end;*/ \
/* brcbgyend = l_br_prc_y_end;*/ \
cbgwidthexpn = l_pdx; \
cbgheightexpn = l_pdy; \
l_res->numbands = 1; \
} \
else { \
tlcbgxstart = opj_int_ceildivpow2(l_tl_prc_x_start, 1); \
tlcbgystart = opj_int_ceildivpow2(l_tl_prc_y_start, 1); \
/*brcbgxend = opj_int_ceildivpow2(l_br_prc_x_end, 1);*/ \
/*brcbgyend = opj_int_ceildivpow2(l_br_prc_y_end, 1);*/ \
cbgwidthexpn = l_pdx - 1; \
cbgheightexpn = l_pdy - 1; \
l_res->numbands = 3; \
} \
\
cblkwidthexpn = opj_uint_min(l_tccp->cblkw, cbgwidthexpn); \
cblkheightexpn = opj_uint_min(l_tccp->cblkh, cbgheightexpn); \
l_band = l_res->bands; \
\
for (bandno = 0; bandno < l_res->numbands; ++bandno) { \
OPJ_INT32 numbps; \
/*fprintf(stderr, "\t\t\tband_no=%d/%d\n", bandno, l_res->numbands );*/ \
\
if (resno == 0) { \
l_band->bandno = 0 ; \
l_band->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no); \
l_band->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no); \
l_band->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no); \
l_band->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no); \
} \
else { \
l_band->bandno = bandno + 1; \
/* x0b = 1 if bandno = 1 or 3 */ \
l_x0b = l_band->bandno&1; \
/* y0b = 1 if bandno = 2 or 3 */ \
l_y0b = (OPJ_INT32)((l_band->bandno)>>1); \
/* l_band border (global) */ \
l_band->x0 = opj_int_ceildivpow2(l_tilec->x0 - (1 << l_level_no) * l_x0b, (OPJ_INT32)(l_level_no + 1)); \
l_band->y0 = opj_int_ceildivpow2(l_tilec->y0 - (1 << l_level_no) * l_y0b, (OPJ_INT32)(l_level_no + 1)); \
l_band->x1 = opj_int_ceildivpow2(l_tilec->x1 - (1 << l_level_no) * l_x0b, (OPJ_INT32)(l_level_no + 1)); \
l_band->y1 = opj_int_ceildivpow2(l_tilec->y1 - (1 << l_level_no) * l_y0b, (OPJ_INT32)(l_level_no + 1)); \
} \
\
/** avoid an if with storing function pointer */ \
l_gain = (*l_gain_ptr) (l_band->bandno); \
numbps = (OPJ_INT32)(l_image_comp->prec + l_gain); \
l_band->stepsize = (OPJ_FLOAT32)(((1.0 + l_step_size->mant / 2048.0) * pow(2.0, (OPJ_INT32) (numbps - l_step_size->expn)))) * FRACTION; \
l_band->numbps = l_step_size->expn + (OPJ_INT32)l_tccp->numgbits - 1; /* WHY -1 ? */ \
\
if (! l_band->precincts) { \
l_band->precincts = (opj_tcd_precinct_t *) opj_malloc( /*3 * */ l_nb_precinct_size); \
if (! l_band->precincts) { \
return OPJ_FALSE; \
} \
/*fprintf(stderr, "\t\t\t\tAllocate precincts of a band (opj_tcd_precinct_t): %d\n",l_nb_precinct_size); */ \
memset(l_band->precincts,0,l_nb_precinct_size); \
l_band->precincts_data_size = l_nb_precinct_size; \
} \
else if (l_band->precincts_data_size < l_nb_precinct_size) { \
\
opj_tcd_precinct_t * new_precincts = (opj_tcd_precinct_t *) opj_realloc(l_band->precincts,/*3 * */ l_nb_precinct_size); \
if (! new_precincts) { \
/* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to handle band precints\n"); */ \
fprintf(stderr, "Not enough memory to handle band precints\n"); \
opj_free(l_band->precincts); \
l_band->precincts = NULL; \
l_band->precincts_data_size = 0; \
return OPJ_FALSE; \
} \
l_band->precincts = new_precincts; \
/*fprintf(stderr, "\t\t\t\tReallocate precincts of a band (opj_tcd_precinct_t): from %d to %d\n",l_band->precincts_data_size, l_nb_precinct_size);*/ \
memset(((OPJ_BYTE *) l_band->precincts) + l_band->precincts_data_size,0,l_nb_precinct_size - l_band->precincts_data_size); \
l_band->precincts_data_size = l_nb_precinct_size; \
} \
\
l_current_precinct = l_band->precincts; \
for (precno = 0; precno < l_nb_precincts; ++precno) { \
OPJ_INT32 tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend; \
OPJ_INT32 cbgxstart = tlcbgxstart + (OPJ_INT32)(precno % l_res->pw) * (1 << cbgwidthexpn); \
OPJ_INT32 cbgystart = tlcbgystart + (OPJ_INT32)(precno / l_res->pw) * (1 << cbgheightexpn); \
OPJ_INT32 cbgxend = cbgxstart + (1 << cbgwidthexpn); \
OPJ_INT32 cbgyend = cbgystart + (1 << cbgheightexpn); \
/*fprintf(stderr, "\t precno=%d; bandno=%d, resno=%d; compno=%d\n", precno, bandno , resno, compno);*/ \
/*fprintf(stderr, "\t tlcbgxstart(=%d) + (precno(=%d) percent res->pw(=%d)) * (1 << cbgwidthexpn(=%d)) \n",tlcbgxstart,precno,l_res->pw,cbgwidthexpn);*/ \
\
/* precinct size (global) */ \
/*fprintf(stderr, "\t cbgxstart=%d, l_band->x0 = %d \n",cbgxstart, l_band->x0);*/ \
\
l_current_precinct->x0 = opj_int_max(cbgxstart, l_band->x0); \
l_current_precinct->y0 = opj_int_max(cbgystart, l_band->y0); \
l_current_precinct->x1 = opj_int_min(cbgxend, l_band->x1); \
l_current_precinct->y1 = opj_int_min(cbgyend, l_band->y1); \
/*fprintf(stderr, "\t prc_x0=%d; prc_y0=%d, prc_x1=%d; prc_y1=%d\n",l_current_precinct->x0, l_current_precinct->y0 ,l_current_precinct->x1, l_current_precinct->y1);*/ \
\
tlcblkxstart = opj_int_floordivpow2(l_current_precinct->x0, (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn; \
/*fprintf(stderr, "\t tlcblkxstart =%d\n",tlcblkxstart );*/ \
tlcblkystart = opj_int_floordivpow2(l_current_precinct->y0, (OPJ_INT32)cblkheightexpn) << cblkheightexpn; \
/*fprintf(stderr, "\t tlcblkystart =%d\n",tlcblkystart );*/ \
brcblkxend = opj_int_ceildivpow2(l_current_precinct->x1, (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn; \
/*fprintf(stderr, "\t brcblkxend =%d\n",brcblkxend );*/ \
brcblkyend = opj_int_ceildivpow2(l_current_precinct->y1, (OPJ_INT32)cblkheightexpn) << cblkheightexpn; \
/*fprintf(stderr, "\t brcblkyend =%d\n",brcblkyend );*/ \
l_current_precinct->cw = (OPJ_UINT32)((brcblkxend - tlcblkxstart) >> cblkwidthexpn); \
l_current_precinct->ch = (OPJ_UINT32)((brcblkyend - tlcblkystart) >> cblkheightexpn); \
\
l_nb_code_blocks = l_current_precinct->cw * l_current_precinct->ch; \
/*fprintf(stderr, "\t\t\t\t precinct_cw = %d x recinct_ch = %d\n",l_current_precinct->cw, l_current_precinct->ch); */ \
l_nb_code_blocks_size = l_nb_code_blocks * (OPJ_UINT32)sizeof(TYPE); \
\
if (! l_current_precinct->cblks.ELEMENT) { \
l_current_precinct->cblks.ELEMENT = (TYPE*) opj_malloc(l_nb_code_blocks_size); \
if (! l_current_precinct->cblks.ELEMENT ) { \
return OPJ_FALSE; \
} \
/*fprintf(stderr, "\t\t\t\tAllocate cblks of a precinct (opj_tcd_cblk_dec_t): %d\n",l_nb_code_blocks_size);*/ \
\
memset(l_current_precinct->cblks.ELEMENT,0,l_nb_code_blocks_size); \
\
l_current_precinct->block_size = l_nb_code_blocks_size; \
} \
else if (l_nb_code_blocks_size > l_current_precinct->block_size) { \
TYPE *new_ELEMENT = (TYPE*) opj_realloc(l_current_precinct->cblks.ELEMENT, l_nb_code_blocks_size); \
if (! new_ELEMENT) { \
opj_free(l_current_precinct->cblks.ELEMENT); \
l_current_precinct->cblks.ELEMENT = NULL; \
l_current_precinct->block_size = 0; \
/* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for current precinct codeblock element\n"); */ \
fprintf(stderr, "Not enough memory for current precinct codeblock element\n"); \
return OPJ_FALSE; \
} \
l_current_precinct->cblks.ELEMENT = new_ELEMENT; \
/*fprintf(stderr, "\t\t\t\tReallocate cblks of a precinct (opj_tcd_cblk_dec_t): from %d to %d\n",l_current_precinct->block_size, l_nb_code_blocks_size); */\
\
memset(((OPJ_BYTE *) l_current_precinct->cblks.ELEMENT) + l_current_precinct->block_size \
,0 \
,l_nb_code_blocks_size - l_current_precinct->block_size); \
\
l_current_precinct->block_size = l_nb_code_blocks_size; \
} \
\
if (! l_current_precinct->incltree) { \
l_current_precinct->incltree = opj_tgt_create(l_current_precinct->cw, \
l_current_precinct->ch); \
} \
else{ \
l_current_precinct->incltree = opj_tgt_init(l_current_precinct->incltree, \
l_current_precinct->cw, \
l_current_precinct->ch); \
} \
\
if (! l_current_precinct->incltree) { \
fprintf(stderr, "WARNING: No incltree created.\n"); \
/*return OPJ_FALSE;*/ \
} \
\
if (! l_current_precinct->imsbtree) { \
l_current_precinct->imsbtree = opj_tgt_create( \
l_current_precinct->cw, \
l_current_precinct->ch); \
} \
else { \
l_current_precinct->imsbtree = opj_tgt_init( \
l_current_precinct->imsbtree, \
l_current_precinct->cw, \
l_current_precinct->ch); \
} \
\
if (! l_current_precinct->imsbtree) { \
fprintf(stderr, "WARNING: No imsbtree created.\n"); \
/*return OPJ_FALSE;*/ \
} \
\
l_code_block = l_current_precinct->cblks.ELEMENT; \
\
for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { \
OPJ_INT32 cblkxstart = tlcblkxstart + (OPJ_INT32)(cblkno % l_current_precinct->cw) * (1 << cblkwidthexpn); \
OPJ_INT32 cblkystart = tlcblkystart + (OPJ_INT32)(cblkno / l_current_precinct->cw) * (1 << cblkheightexpn); \
OPJ_INT32 cblkxend = cblkxstart + (1 << cblkwidthexpn); \
OPJ_INT32 cblkyend = cblkystart + (1 << cblkheightexpn); \
\
/* code-block size (global) */ \
l_code_block->x0 = opj_int_max(cblkxstart, l_current_precinct->x0); \
l_code_block->y0 = opj_int_max(cblkystart, l_current_precinct->y0); \
l_code_block->x1 = opj_int_min(cblkxend, l_current_precinct->x1); \
l_code_block->y1 = opj_int_min(cblkyend, l_current_precinct->y1); \
\
if (! FUNCTION_ELEMENT(l_code_block)) { \
return OPJ_FALSE; \
} \
++l_code_block; \
} \
++l_current_precinct; \
} /* precno */ \
++l_band; \
++l_step_size; \
} /* bandno */ \
++l_res; \
--l_level_no; \
} /* resno */ \
++l_tccp; \
++l_tilec; \
++l_image_comp; \
} /* compno */ \
return OPJ_TRUE; \
} \
OPJ_MACRO_TCD_ALLOCATE(opj_tcd_init_encode_tile, opj_tcd_cblk_enc_t, 1.f, enc, opj_tcd_code_block_enc_allocate)
OPJ_MACRO_TCD_ALLOCATE(opj_tcd_init_decode_tile, opj_tcd_cblk_dec_t, 0.5f, dec, opj_tcd_code_block_dec_allocate)
#undef OPJ_MACRO_TCD_ALLOCATE
/**
* Allocates memory for an encoding code block.
*/
OPJ_BOOL opj_tcd_code_block_enc_allocate (opj_tcd_cblk_enc_t * p_code_block)
{
if (! p_code_block->data) {
p_code_block->data = (OPJ_BYTE*) opj_malloc(OPJ_J2K_DEFAULT_CBLK_DATA_SIZE*2); /*why +1 ?*/
if(! p_code_block->data) {
return OPJ_FALSE;
}
p_code_block->data[0] = 0;
p_code_block->data+=1;
/* no memset since data */
p_code_block->layers = (opj_tcd_layer_t*) opj_malloc(100 * sizeof(opj_tcd_layer_t));
if (! p_code_block->layers) {
return OPJ_FALSE;
}
p_code_block->passes = (opj_tcd_pass_t*) opj_malloc(100 * sizeof(opj_tcd_pass_t));
if (! p_code_block->passes) {
return OPJ_FALSE;
}
}
memset(p_code_block->layers,0,100 * sizeof(opj_tcd_layer_t));
memset(p_code_block->passes,0,100 * sizeof(opj_tcd_pass_t));
( run in 1.407 second using v1.01-cache-2.11-cpan-787462296c9 )