diff options
Diffstat (limited to 'src/lib/openmj2/pi.c')
| -rw-r--r-- | src/lib/openmj2/pi.c | 1756 |
1 files changed, 889 insertions, 867 deletions
diff --git a/src/lib/openmj2/pi.c b/src/lib/openmj2/pi.c index a22078bb..4c616fd9 100644 --- a/src/lib/openmj2/pi.c +++ b/src/lib/openmj2/pi.c @@ -1,6 +1,6 @@ /* - * The copyright in this software is being made available under the 2-clauses - * BSD License, included below. This software may be subject to other third + * The copyright in this software is being made available under the 2-clauses + * BSD License, included below. This software may be subject to other third * party and contributor rights, including patent rights, and no such rights * are granted under this license. * @@ -8,7 +8,7 @@ * Copyright (c) 2002-2014, Professor Benoit Macq * Copyright (c) 2001-2003, David Janssens * Copyright (c) 2002-2003, Yannick Verschueren - * Copyright (c) 2003-2007, Francois-Olivier Devaux + * Copyright (c) 2003-2007, Francois-Olivier Devaux * Copyright (c) 2003-2014, Antonin Descampe * Copyright (c) 2005, Herve Drolon, FreeImage Team * Copyright (c) 2006-2007, Parvatha Elangovan @@ -47,31 +47,31 @@ /** Get next packet in layer-resolution-component-precinct order. @param pi packet iterator to modify -@return returns false if pi pointed to the last packet or else returns true +@return returns false if pi pointed to the last packet or else returns true */ static opj_bool pi_next_lrcp(opj_pi_iterator_t * pi); /** Get next packet in resolution-layer-component-precinct order. @param pi packet iterator to modify -@return returns false if pi pointed to the last packet or else returns true +@return returns false if pi pointed to the last packet or else returns true */ static opj_bool pi_next_rlcp(opj_pi_iterator_t * pi); /** Get next packet in resolution-precinct-component-layer order. @param pi packet iterator to modify -@return returns false if pi pointed to the last packet or else returns true +@return returns false if pi pointed to the last packet or else returns true */ static opj_bool pi_next_rpcl(opj_pi_iterator_t * pi); /** Get next packet in precinct-component-resolution-layer order. @param pi packet iterator to modify -@return returns false if pi pointed to the last packet or else returns true +@return returns false if pi pointed to the last packet or else returns true */ static opj_bool pi_next_pcrl(opj_pi_iterator_t * pi); /** Get next packet in component-precinct-resolution-layer order. @param pi packet iterator to modify -@return returns false if pi pointed to the last packet or else returns true +@return returns false if pi pointed to the last packet or else returns true */ static opj_bool pi_next_cprl(opj_pi_iterator_t * pi); @@ -79,891 +79,913 @@ static opj_bool pi_next_cprl(opj_pi_iterator_t * pi); /*@}*/ -/* +/* ========================================================== local functions ========================================================== */ -static opj_bool pi_next_lrcp(opj_pi_iterator_t * pi) { - opj_pi_comp_t *comp = NULL; - opj_pi_resolution_t *res = NULL; - long index = 0; - - if (!pi->first) { - comp = &pi->comps[pi->compno]; - res = &comp->resolutions[pi->resno]; - goto LABEL_SKIP; - } else { - pi->first = 0; - } - - for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { - for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; - pi->resno++) { - for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { - comp = &pi->comps[pi->compno]; - if (pi->resno >= comp->numresolutions) { - continue; - } - res = &comp->resolutions[pi->resno]; - if (!pi->tp_on){ - pi->poc.precno1 = res->pw * res->ph; - } - for (pi->precno = pi->poc.precno0; pi->precno < pi->poc.precno1; pi->precno++) { - index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; - if (!pi->include[index]) { - pi->include[index] = 1; - return OPJ_TRUE; - } -LABEL_SKIP:; - } - } - } - } - - return OPJ_FALSE; +static opj_bool pi_next_lrcp(opj_pi_iterator_t * pi) +{ + opj_pi_comp_t *comp = NULL; + opj_pi_resolution_t *res = NULL; + long index = 0; + + if (!pi->first) { + comp = &pi->comps[pi->compno]; + res = &comp->resolutions[pi->resno]; + goto LABEL_SKIP; + } else { + pi->first = 0; + } + + for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { + for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; + pi->resno++) { + for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { + comp = &pi->comps[pi->compno]; + if (pi->resno >= comp->numresolutions) { + continue; + } + res = &comp->resolutions[pi->resno]; + if (!pi->tp_on) { + pi->poc.precno1 = res->pw * res->ph; + } + for (pi->precno = pi->poc.precno0; pi->precno < pi->poc.precno1; pi->precno++) { + index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; + if (!pi->include[index]) { + pi->include[index] = 1; + return OPJ_TRUE; + } +LABEL_SKIP: + ; + } + } + } + } + + return OPJ_FALSE; } -static opj_bool pi_next_rlcp(opj_pi_iterator_t * pi) { - opj_pi_comp_t *comp = NULL; - opj_pi_resolution_t *res = NULL; - long index = 0; - - if (!pi->first) { - comp = &pi->comps[pi->compno]; - res = &comp->resolutions[pi->resno]; - goto LABEL_SKIP; - } else { - pi->first = 0; - } - - for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) { - for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { - for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { - comp = &pi->comps[pi->compno]; - if (pi->resno >= comp->numresolutions) { - continue; - } - res = &comp->resolutions[pi->resno]; - if(!pi->tp_on){ - pi->poc.precno1 = res->pw * res->ph; - } - for (pi->precno = pi->poc.precno0; pi->precno < pi->poc.precno1; pi->precno++) { - index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; - if (!pi->include[index]) { - pi->include[index] = 1; - return OPJ_TRUE; - } -LABEL_SKIP:; - } - } - } - } - - return OPJ_FALSE; +static opj_bool pi_next_rlcp(opj_pi_iterator_t * pi) +{ + opj_pi_comp_t *comp = NULL; + opj_pi_resolution_t *res = NULL; + long index = 0; + + if (!pi->first) { + comp = &pi->comps[pi->compno]; + res = &comp->resolutions[pi->resno]; + goto LABEL_SKIP; + } else { + pi->first = 0; + } + + for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) { + for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { + for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { + comp = &pi->comps[pi->compno]; + if (pi->resno >= comp->numresolutions) { + continue; + } + res = &comp->resolutions[pi->resno]; + if(!pi->tp_on) { + pi->poc.precno1 = res->pw * res->ph; + } + for (pi->precno = pi->poc.precno0; pi->precno < pi->poc.precno1; pi->precno++) { + index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; + if (!pi->include[index]) { + pi->include[index] = 1; + return OPJ_TRUE; + } +LABEL_SKIP: + ; + } + } + } + } + + return OPJ_FALSE; } -static opj_bool pi_next_rpcl(opj_pi_iterator_t * pi) { - opj_pi_comp_t *comp = NULL; - opj_pi_resolution_t *res = NULL; - long index = 0; - - if (!pi->first) { - goto LABEL_SKIP; - } else { - int compno, resno; - pi->first = 0; - pi->dx = 0; - pi->dy = 0; - for (compno = 0; compno < pi->numcomps; compno++) { - comp = &pi->comps[compno]; - for (resno = 0; resno < comp->numresolutions; resno++) { - int dx, dy; - res = &comp->resolutions[resno]; - dx = comp->dx * (1 << (res->pdx + comp->numresolutions - 1 - resno)); - dy = comp->dy * (1 << (res->pdy + comp->numresolutions - 1 - resno)); - pi->dx = !pi->dx ? dx : int_min(pi->dx, dx); - pi->dy = !pi->dy ? dy : int_min(pi->dy, dy); - } - } - } -if (!pi->tp_on){ - pi->poc.ty0 = pi->ty0; - pi->poc.tx0 = pi->tx0; - pi->poc.ty1 = pi->ty1; - pi->poc.tx1 = pi->tx1; - } - for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) { - for (pi->y = pi->poc.ty0; pi->y < pi->poc.ty1; pi->y += pi->dy - (pi->y % pi->dy)) { - for (pi->x = pi->poc.tx0; pi->x < pi->poc.tx1; pi->x += pi->dx - (pi->x % pi->dx)) { - for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { - int levelno; - int trx0, try0; - int trx1, try1; - int rpx, rpy; - int prci, prcj; - comp = &pi->comps[pi->compno]; - if (pi->resno >= comp->numresolutions) { - continue; - } - res = &comp->resolutions[pi->resno]; - levelno = comp->numresolutions - 1 - pi->resno; - trx0 = int_ceildiv(pi->tx0, comp->dx << levelno); - try0 = int_ceildiv(pi->ty0, comp->dy << levelno); - trx1 = int_ceildiv(pi->tx1, comp->dx << levelno); - try1 = int_ceildiv(pi->ty1, comp->dy << levelno); - rpx = res->pdx + levelno; - rpy = res->pdy + levelno; - if (!((pi->y % (comp->dy << rpy) == 0) || ((pi->y == pi->ty0) && ((try0 << levelno) % (1 << rpy))))){ - continue; - } - if (!((pi->x % (comp->dx << rpx) == 0) || ((pi->x == pi->tx0) && ((trx0 << levelno) % (1 << rpx))))){ - continue; - } - - if ((res->pw==0)||(res->ph==0)) continue; - - if ((trx0==trx1)||(try0==try1)) continue; - - prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelno), res->pdx) - - int_floordivpow2(trx0, res->pdx); - prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelno), res->pdy) - - int_floordivpow2(try0, res->pdy); - pi->precno = prci + prcj * res->pw; - for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { - index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; - if (!pi->include[index]) { - pi->include[index] = 1; - return OPJ_TRUE; - } -LABEL_SKIP:; - } - } - } - } - } - - return OPJ_FALSE; +static opj_bool pi_next_rpcl(opj_pi_iterator_t * pi) +{ + opj_pi_comp_t *comp = NULL; + opj_pi_resolution_t *res = NULL; + long index = 0; + + if (!pi->first) { + goto LABEL_SKIP; + } else { + int compno, resno; + pi->first = 0; + pi->dx = 0; + pi->dy = 0; + for (compno = 0; compno < pi->numcomps; compno++) { + comp = &pi->comps[compno]; + for (resno = 0; resno < comp->numresolutions; resno++) { + int dx, dy; + res = &comp->resolutions[resno]; + dx = comp->dx * (1 << (res->pdx + comp->numresolutions - 1 - resno)); + dy = comp->dy * (1 << (res->pdy + comp->numresolutions - 1 - resno)); + pi->dx = !pi->dx ? dx : int_min(pi->dx, dx); + pi->dy = !pi->dy ? dy : int_min(pi->dy, dy); + } + } + } + if (!pi->tp_on) { + pi->poc.ty0 = pi->ty0; + pi->poc.tx0 = pi->tx0; + pi->poc.ty1 = pi->ty1; + pi->poc.tx1 = pi->tx1; + } + for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) { + for (pi->y = pi->poc.ty0; pi->y < pi->poc.ty1; pi->y += pi->dy - (pi->y % pi->dy)) { + for (pi->x = pi->poc.tx0; pi->x < pi->poc.tx1; pi->x += pi->dx - (pi->x % pi->dx)) { + for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { + int levelno; + int trx0, try0; + int trx1, try1; + int rpx, rpy; + int prci, prcj; + comp = &pi->comps[pi->compno]; + if (pi->resno >= comp->numresolutions) { + continue; + } + res = &comp->resolutions[pi->resno]; + levelno = comp->numresolutions - 1 - pi->resno; + trx0 = int_ceildiv(pi->tx0, comp->dx << levelno); + try0 = int_ceildiv(pi->ty0, comp->dy << levelno); + trx1 = int_ceildiv(pi->tx1, comp->dx << levelno); + try1 = int_ceildiv(pi->ty1, comp->dy << levelno); + rpx = res->pdx + levelno; + rpy = res->pdy + levelno; + if (!((pi->y % (comp->dy << rpy) == 0) || ((pi->y == pi->ty0) && ((try0 << levelno) % (1 << rpy))))) { + continue; + } + if (!((pi->x % (comp->dx << rpx) == 0) || ((pi->x == pi->tx0) && ((trx0 << levelno) % (1 << rpx))))) { + continue; + } + + if ((res->pw==0)||(res->ph==0)) continue; + + if ((trx0==trx1)||(try0==try1)) continue; + + prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelno), res->pdx) + - int_floordivpow2(trx0, res->pdx); + prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelno), res->pdy) + - int_floordivpow2(try0, res->pdy); + pi->precno = prci + prcj * res->pw; + for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { + index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; + if (!pi->include[index]) { + pi->include[index] = 1; + return OPJ_TRUE; + } +LABEL_SKIP: + ; + } + } + } + } + } + + return OPJ_FALSE; } -static opj_bool pi_next_pcrl(opj_pi_iterator_t * pi) { - opj_pi_comp_t *comp = NULL; - opj_pi_resolution_t *res = NULL; - long index = 0; - - if (!pi->first) { - comp = &pi->comps[pi->compno]; - goto LABEL_SKIP; - } else { - int compno, resno; - pi->first = 0; - pi->dx = 0; - pi->dy = 0; - for (compno = 0; compno < pi->numcomps; compno++) { - comp = &pi->comps[compno]; - for (resno = 0; resno < comp->numresolutions; resno++) { - int dx, dy; - res = &comp->resolutions[resno]; - dx = comp->dx * (1 << (res->pdx + comp->numresolutions - 1 - resno)); - dy = comp->dy * (1 << (res->pdy + comp->numresolutions - 1 - resno)); - pi->dx = !pi->dx ? dx : int_min(pi->dx, dx); - pi->dy = !pi->dy ? dy : int_min(pi->dy, dy); - } - } - } - if (!pi->tp_on){ - pi->poc.ty0 = pi->ty0; - pi->poc.tx0 = pi->tx0; - pi->poc.ty1 = pi->ty1; - pi->poc.tx1 = pi->tx1; - } - for (pi->y = pi->poc.ty0; pi->y < pi->poc.ty1; pi->y += pi->dy - (pi->y % pi->dy)) { - for (pi->x = pi->poc.tx0; pi->x < pi->poc.tx1; pi->x += pi->dx - (pi->x % pi->dx)) { - for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { - comp = &pi->comps[pi->compno]; - for (pi->resno = pi->poc.resno0; pi->resno < int_min(pi->poc.resno1, comp->numresolutions); pi->resno++) { - int levelno; - int trx0, try0; - int trx1, try1; - int rpx, rpy; - int prci, prcj; - res = &comp->resolutions[pi->resno]; - levelno = comp->numresolutions - 1 - pi->resno; - trx0 = int_ceildiv(pi->tx0, comp->dx << levelno); - try0 = int_ceildiv(pi->ty0, comp->dy << levelno); - trx1 = int_ceildiv(pi->tx1, comp->dx << levelno); - try1 = int_ceildiv(pi->ty1, comp->dy << levelno); - rpx = res->pdx + levelno; - rpy = res->pdy + levelno; - if (!((pi->y % (comp->dy << rpy) == 0) || ((pi->y == pi->ty0) && ((try0 << levelno) % (1 << rpy))))){ - continue; - } - if (!((pi->x % (comp->dx << rpx) == 0) || ((pi->x == pi->tx0) && ((trx0 << levelno) % (1 << rpx))))){ - continue; - } - - if ((res->pw==0)||(res->ph==0)) continue; - - if ((trx0==trx1)||(try0==try1)) continue; - - prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelno), res->pdx) - - int_floordivpow2(trx0, res->pdx); - prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelno), res->pdy) - - int_floordivpow2(try0, res->pdy); - pi->precno = prci + prcj * res->pw; - for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { - index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; - if (!pi->include[index]) { - pi->include[index] = 1; - return OPJ_TRUE; - } -LABEL_SKIP:; - } - } - } - } - } - - return OPJ_FALSE; +static opj_bool pi_next_pcrl(opj_pi_iterator_t * pi) +{ + opj_pi_comp_t *comp = NULL; + opj_pi_resolution_t *res = NULL; + long index = 0; + + if (!pi->first) { + comp = &pi->comps[pi->compno]; + goto LABEL_SKIP; + } else { + int compno, resno; + pi->first = 0; + pi->dx = 0; + pi->dy = 0; + for (compno = 0; compno < pi->numcomps; compno++) { + comp = &pi->comps[compno]; + for (resno = 0; resno < comp->numresolutions; resno++) { + int dx, dy; + res = &comp->resolutions[resno]; + dx = comp->dx * (1 << (res->pdx + comp->numresolutions - 1 - resno)); + dy = comp->dy * (1 << (res->pdy + comp->numresolutions - 1 - resno)); + pi->dx = !pi->dx ? dx : int_min(pi->dx, dx); + pi->dy = !pi->dy ? dy : int_min(pi->dy, dy); + } + } + } + if (!pi->tp_on) { + pi->poc.ty0 = pi->ty0; + pi->poc.tx0 = pi->tx0; + pi->poc.ty1 = pi->ty1; + pi->poc.tx1 = pi->tx1; + } + for (pi->y = pi->poc.ty0; pi->y < pi->poc.ty1; pi->y += pi->dy - (pi->y % pi->dy)) { + for (pi->x = pi->poc.tx0; pi->x < pi->poc.tx1; pi->x += pi->dx - (pi->x % pi->dx)) { + for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { + comp = &pi->comps[pi->compno]; + for (pi->resno = pi->poc.resno0; pi->resno < int_min(pi->poc.resno1, comp->numresolutions); pi->resno++) { + int levelno; + int trx0, try0; + int trx1, try1; + int rpx, rpy; + int prci, prcj; + res = &comp->resolutions[pi->resno]; + levelno = comp->numresolutions - 1 - pi->resno; + trx0 = int_ceildiv(pi->tx0, comp->dx << levelno); + try0 = int_ceildiv(pi->ty0, comp->dy << levelno); + trx1 = int_ceildiv(pi->tx1, comp->dx << levelno); + try1 = int_ceildiv(pi->ty1, comp->dy << levelno); + rpx = res->pdx + levelno; + rpy = res->pdy + levelno; + if (!((pi->y % (comp->dy << rpy) == 0) || ((pi->y == pi->ty0) && ((try0 << levelno) % (1 << rpy))))) { + continue; + } + if (!((pi->x % (comp->dx << rpx) == 0) || ((pi->x == pi->tx0) && ((trx0 << levelno) % (1 << rpx))))) { + continue; + } + + if ((res->pw==0)||(res->ph==0)) continue; + + if ((trx0==trx1)||(try0==try1)) continue; + + prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelno), res->pdx) + - int_floordivpow2(trx0, res->pdx); + prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelno), res->pdy) + - int_floordivpow2(try0, res->pdy); + pi->precno = prci + prcj * res->pw; + for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { + index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; + if (!pi->include[index]) { + pi->include[index] = 1; + return OPJ_TRUE; + } +LABEL_SKIP: + ; + } + } + } + } + } + + return OPJ_FALSE; } -static opj_bool pi_next_cprl(opj_pi_iterator_t * pi) { - opj_pi_comp_t *comp = NULL; - opj_pi_resolution_t *res = NULL; - long index = 0; - - if (!pi->first) { - comp = &pi->comps[pi->compno]; - goto LABEL_SKIP; - } else { - pi->first = 0; - } - - for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { - int resno; - comp = &pi->comps[pi->compno]; - pi->dx = 0; - pi->dy = 0; - for (resno = 0; resno < comp->numresolutions; resno++) { - int dx, dy; - res = &comp->resolutions[resno]; - dx = comp->dx * (1 << (res->pdx + comp->numresolutions - 1 - resno)); - dy = comp->dy * (1 << (res->pdy + comp->numresolutions - 1 - resno)); - pi->dx = !pi->dx ? dx : int_min(pi->dx, dx); - pi->dy = !pi->dy ? dy : int_min(pi->dy, dy); - } - if (!pi->tp_on){ - pi->poc.ty0 = pi->ty0; - pi->poc.tx0 = pi->tx0; - pi->poc.ty1 = pi->ty1; - pi->poc.tx1 = pi->tx1; - } - for (pi->y = pi->poc.ty0; pi->y < pi->poc.ty1; pi->y += pi->dy - (pi->y % pi->dy)) { - for (pi->x = pi->poc.tx0; pi->x < pi->poc.tx1; pi->x += pi->dx - (pi->x % pi->dx)) { - for (pi->resno = pi->poc.resno0; pi->resno < int_min(pi->poc.resno1, comp->numresolutions); pi->resno++) { - int levelno; - int trx0, try0; - int trx1, try1; - int rpx, rpy; - int prci, prcj; - res = &comp->resolutions[pi->resno]; - levelno = comp->numresolutions - 1 - pi->resno; - trx0 = int_ceildiv(pi->tx0, comp->dx << levelno); - try0 = int_ceildiv(pi->ty0, comp->dy << levelno); - trx1 = int_ceildiv(pi->tx1, comp->dx << levelno); - try1 = int_ceildiv(pi->ty1, comp->dy << levelno); - rpx = res->pdx + levelno; - rpy = res->pdy + levelno; - if (!((pi->y % (comp->dy << rpy) == 0) || ((pi->y == pi->ty0) && ((try0 << levelno) % (1 << rpy))))){ - continue; - } - if (!((pi->x % (comp->dx << rpx) == 0) || ((pi->x == pi->tx0) && ((trx0 << levelno) % (1 << rpx))))){ - continue; - } - - if ((res->pw==0)||(res->ph==0)) continue; - - if ((trx0==trx1)||(try0==try1)) continue; - - prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelno), res->pdx) - - int_floordivpow2(trx0, res->pdx); - prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelno), res->pdy) - - int_floordivpow2(try0, res->pdy); - pi->precno = prci + prcj * res->pw; - for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { - index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; - if (!pi->include[index]) { - pi->include[index] = 1; - return OPJ_TRUE; - } -LABEL_SKIP:; - } - } - } - } - } - - return OPJ_FALSE; +static opj_bool pi_next_cprl(opj_pi_iterator_t * pi) +{ + opj_pi_comp_t *comp = NULL; + opj_pi_resolution_t *res = NULL; + long index = 0; + + if (!pi->first) { + comp = &pi->comps[pi->compno]; + goto LABEL_SKIP; + } else { + pi->first = 0; + } + + for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) { + int resno; + comp = &pi->comps[pi->compno]; + pi->dx = 0; + pi->dy = 0; + for (resno = 0; resno < comp->numresolutions; resno++) { + int dx, dy; + res = &comp->resolutions[resno]; + dx = comp->dx * (1 << (res->pdx + comp->numresolutions - 1 - resno)); + dy = comp->dy * (1 << (res->pdy + comp->numresolutions - 1 - resno)); + pi->dx = !pi->dx ? dx : int_min(pi->dx, dx); + pi->dy = !pi->dy ? dy : int_min(pi->dy, dy); + } + if (!pi->tp_on) { + pi->poc.ty0 = pi->ty0; + pi->poc.tx0 = pi->tx0; + pi->poc.ty1 = pi->ty1; + pi->poc.tx1 = pi->tx1; + } + for (pi->y = pi->poc.ty0; pi->y < pi->poc.ty1; pi->y += pi->dy - (pi->y % pi->dy)) { + for (pi->x = pi->poc.tx0; pi->x < pi->poc.tx1; pi->x += pi->dx - (pi->x % pi->dx)) { + for (pi->resno = pi->poc.resno0; pi->resno < int_min(pi->poc.resno1, comp->numresolutions); pi->resno++) { + int levelno; + int trx0, try0; + int trx1, try1; + int rpx, rpy; + int prci, prcj; + res = &comp->resolutions[pi->resno]; + levelno = comp->numresolutions - 1 - pi->resno; + trx0 = int_ceildiv(pi->tx0, comp->dx << levelno); + try0 = int_ceildiv(pi->ty0, comp->dy << levelno); + trx1 = int_ceildiv(pi->tx1, comp->dx << levelno); + try1 = int_ceildiv(pi->ty1, comp->dy << levelno); + rpx = res->pdx + levelno; + rpy = res->pdy + levelno; + if (!((pi->y % (comp->dy << rpy) == 0) || ((pi->y == pi->ty0) && ((try0 << levelno) % (1 << rpy))))) { + continue; + } + if (!((pi->x % (comp->dx << rpx) == 0) || ((pi->x == pi->tx0) && ((trx0 << levelno) % (1 << rpx))))) { + continue; + } + + if ((res->pw==0)||(res->ph==0)) continue; + + if ((trx0==trx1)||(try0==try1)) continue; + + prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelno), res->pdx) + - int_floordivpow2(trx0, res->pdx); + prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelno), res->pdy) + - int_floordivpow2(try0, res->pdy); + pi->precno = prci + prcj * res->pw; + for (pi->layno = pi->poc.layno0; pi->layno < pi->poc.layno1; pi->layno++) { + index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p; + if (!pi->include[index]) { + pi->include[index] = 1; + return OPJ_TRUE; + } +LABEL_SKIP: + ; + } + } + } + } + } + + return OPJ_FALSE; } -/* +/* ========================================================== Packet iterator interface ========================================================== */ -opj_pi_iterator_t *pi_create_decode(opj_image_t *image, opj_cp_t *cp, int tileno) { - int p, q; - int compno, resno, pino; - opj_pi_iterator_t *pi = NULL; - opj_tcp_t *tcp = NULL; - opj_tccp_t *tccp = NULL; - - tcp = &cp->tcps[tileno]; - - pi = (opj_pi_iterator_t*) opj_calloc((tcp->numpocs + 1), sizeof(opj_pi_iterator_t)); - if(!pi) { - /* TODO: throw an error */ - return NULL; - } - - for (pino = 0; pino < tcp->numpocs + 1; pino++) { /* change */ - int maxres = 0; - int maxprec = 0; - p = tileno % cp->tw; - q = tileno / cp->tw; - - pi[pino].tx0 = int_max(cp->tx0 + p * cp->tdx, image->x0); - pi[pino].ty0 = int_max(cp->ty0 + q * cp->tdy, image->y0); - pi[pino].tx1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1); - pi[pino].ty1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1); - pi[pino].numcomps = image->numcomps; - - pi[pino].comps = (opj_pi_comp_t*) opj_calloc(image->numcomps, sizeof(opj_pi_comp_t)); - if(!pi[pino].comps) { - /* TODO: throw an error */ - pi_destroy(pi, cp, tileno); - return NULL; - } - - for (compno = 0; compno < pi->numcomps; compno++) { - int tcx0, tcy0, tcx1, tcy1; - opj_pi_comp_t *comp = &pi[pino].comps[compno]; - tccp = &tcp->tccps[compno]; - comp->dx = image->comps[compno].dx; - comp->dy = image->comps[compno].dy; - comp->numresolutions = tccp->numresolutions; - - comp->resolutions = (opj_pi_resolution_t*) opj_calloc(comp->numresolutions, sizeof(opj_pi_resolution_t)); - if(!comp->resolutions) { - /* TODO: throw an error */ - pi_destroy(pi, cp, tileno); - return NULL; - } - - tcx0 = int_ceildiv(pi->tx0, comp->dx); - tcy0 = int_ceildiv(pi->ty0, comp->dy); - tcx1 = int_ceildiv(pi->tx1, comp->dx); - tcy1 = int_ceildiv(pi->ty1, comp->dy); - if (comp->numresolutions > maxres) { - maxres = comp->numresolutions; - } - - for (resno = 0; resno < comp->numresolutions; resno++) { - int levelno; - int rx0, ry0, rx1, ry1; - int px0, py0, px1, py1; - opj_pi_resolution_t *res = &comp->resolutions[resno]; - if (tccp->csty & J2K_CCP_CSTY_PRT) { - res->pdx = tccp->prcw[resno]; - res->pdy = tccp->prch[resno]; - } else { - res->pdx = 15; - res->pdy = 15; - } - levelno = comp->numresolutions - 1 - resno; - rx0 = int_ceildivpow2(tcx0, levelno); - ry0 = int_ceildivpow2(tcy0, levelno); - rx1 = int_ceildivpow2(tcx1, levelno); - ry1 = int_ceildivpow2(tcy1, levelno); - px0 = int_floordivpow2(rx0, res->pdx) << res->pdx; - py0 = int_floordivpow2(ry0, res->pdy) << res->pdy; - px1 = int_ceildivpow2(rx1, res->pdx) << res->pdx; - py1 = int_ceildivpow2(ry1, res->pdy) << res->pdy; - res->pw = (rx0==rx1)?0:((px1 - px0) >> res->pdx); - res->ph = (ry0==ry1)?0:((py1 - py0) >> res->pdy); - - if (res->pw*res->ph > maxprec) { - maxprec = res->pw*res->ph; - } - - } - } - - tccp = &tcp->tccps[0]; - pi[pino].step_p = 1; - pi[pino].step_c = maxprec * pi[pino].step_p; - pi[pino].step_r = image->numcomps * pi[pino].step_c; - pi[pino].step_l = maxres * pi[pino].step_r; - - if (pino == 0) { - pi[pino].include = (short int*) opj_calloc(image->numcomps * maxres * tcp->numlayers * maxprec, sizeof(short int)); - if(!pi[pino].include) { - /* TODO: throw an error */ - pi_destroy(pi, cp, tileno); - return NULL; - } - } - else { - pi[pino].include = pi[pino - 1].include; - } - - if (tcp->POC == 0) { - pi[pino].first = 1; - pi[pino].poc.resno0 = 0; - pi[pino].poc.compno0 = 0; - pi[pino].poc.layno1 = tcp->numlayers; - pi[pino].poc.resno1 = maxres; - pi[pino].poc.compno1 = image->numcomps; - pi[pino].poc.prg = tcp->prg; - } else { - pi[pino].first = 1; - pi[pino].poc.resno0 = tcp->pocs[pino].resno0; - pi[pino].poc.compno0 = tcp->pocs[pino].compno0; - pi[pino].poc.layno1 = tcp->pocs[pino].layno1; - pi[pino].poc.resno1 = tcp->pocs[pino].resno1; - pi[pino].poc.compno1 = tcp->pocs[pino].compno1; - pi[pino].poc.prg = tcp->pocs[pino].prg; - } - pi[pino].poc.layno0 = 0; - pi[pino].poc.precno0 = 0; - pi[pino].poc.precno1 = maxprec; - - } - - return pi; +opj_pi_iterator_t *pi_create_decode(opj_image_t *image, opj_cp_t *cp, int tileno) +{ + int p, q; + int compno, resno, pino; + opj_pi_iterator_t *pi = NULL; + opj_tcp_t *tcp = NULL; + opj_tccp_t *tccp = NULL; + + tcp = &cp->tcps[tileno]; + + pi = (opj_pi_iterator_t*) opj_calloc((tcp->numpocs + 1), sizeof(opj_pi_iterator_t)); + if(!pi) { + /* TODO: throw an error */ + return NULL; + } + + for (pino = 0; pino < tcp->numpocs + 1; pino++) { /* change */ + int maxres = 0; + int maxprec = 0; + p = tileno % cp->tw; + q = tileno / cp->tw; + + pi[pino].tx0 = int_max(cp->tx0 + p * cp->tdx, image->x0); + pi[pino].ty0 = int_max(cp->ty0 + q * cp->tdy, image->y0); + pi[pino].tx1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1); + pi[pino].ty1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1); + pi[pino].numcomps = image->numcomps; + + pi[pino].comps = (opj_pi_comp_t*) opj_calloc(image->numcomps, sizeof(opj_pi_comp_t)); + if(!pi[pino].comps) { + /* TODO: throw an error */ + pi_destroy(pi, cp, tileno); + return NULL; + } + + for (compno = 0; compno < pi->numcomps; compno++) { + int tcx0, tcy0, tcx1, tcy1; + opj_pi_comp_t *comp = &pi[pino].comps[compno]; + tccp = &tcp->tccps[compno]; + comp->dx = image->comps[compno].dx; + comp->dy = image->comps[compno].dy; + comp->numresolutions = tccp->numresolutions; + + comp->resolutions = (opj_pi_resolution_t*) opj_calloc(comp->numresolutions, sizeof(opj_pi_resolution_t)); + if(!comp->resolutions) { + /* TODO: throw an error */ + pi_destroy(pi, cp, tileno); + return NULL; + } + + tcx0 = int_ceildiv(pi->tx0, comp->dx); + tcy0 = int_ceildiv(pi->ty0, comp->dy); + tcx1 = int_ceildiv(pi->tx1, comp->dx); + tcy1 = int_ceildiv(pi->ty1, comp->dy); + if (comp->numresolutions > maxres) { + maxres = comp->numresolutions; + } + + for (resno = 0; resno < comp->numresolutions; resno++) { + int levelno; + int rx0, ry0, rx1, ry1; + int px0, py0, px1, py1; + opj_pi_resolution_t *res = &comp->resolutions[resno]; + if (tccp->csty & J2K_CCP_CSTY_PRT) { + res->pdx = tccp->prcw[resno]; + res->pdy = tccp->prch[resno]; + } else { + res->pdx = 15; + res->pdy = 15; + } + levelno = comp->numresolutions - 1 - resno; + rx0 = int_ceildivpow2(tcx0, levelno); + ry0 = int_ceildivpow2(tcy0, levelno); + rx1 = int_ceildivpow2(tcx1, levelno); + ry1 = int_ceildivpow2(tcy1, levelno); + px0 = int_floordivpow2(rx0, res->pdx) << res->pdx; + py0 = int_floordivpow2(ry0, res->pdy) << res->pdy; + px1 = int_ceildivpow2(rx1, res->pdx) << res->pdx; + py1 = int_ceildivpow2(ry1, res->pdy) << res->pdy; + res->pw = (rx0==rx1)?0:((px1 - px0) >> res->pdx); + res->ph = (ry0==ry1)?0:((py1 - py0) >> res->pdy); + + if (res->pw*res->ph > maxprec) { + maxprec = res->pw*res->ph; + } + + } + } + + tccp = &tcp->tccps[0]; + pi[pino].step_p = 1; + pi[pino].step_c = maxprec * pi[pino].step_p; + pi[pino].step_r = image->numcomps * pi[pino].step_c; + pi[pino].step_l = maxres * pi[pino].step_r; + + if (pino == 0) { + pi[pino].include = (short int*) opj_calloc(image->numcomps * maxres * tcp->numlayers * maxprec, sizeof(short int)); + if(!pi[pino].include) { + /* TODO: throw an error */ + pi_destroy(pi, cp, tileno); + return NULL; + } + } else { + pi[pino].include = pi[pino - 1].include; + } + + if (tcp->POC == 0) { + pi[pino].first = 1; + pi[pino].poc.resno0 = 0; + pi[pino].poc.compno0 = 0; + pi[pino].poc.layno1 = tcp->numlayers; + pi[pino].poc.resno1 = maxres; + pi[pino].poc.compno1 = image->numcomps; + pi[pino].poc.prg = tcp->prg; + } else { + pi[pino].first = 1; + pi[pino].poc.resno0 = tcp->pocs[pino].resno0; + pi[pino].poc.compno0 = tcp->pocs[pino].compno0; + pi[pino].poc.layno1 = tcp->pocs[pino].layno1; + pi[pino].poc.resno1 = tcp->pocs[pino].resno1; + pi[pino].poc.compno1 = tcp->pocs[pino].compno1; + pi[pino].poc.prg = tcp->pocs[pino].prg; + } + pi[pino].poc.layno0 = 0; + pi[pino].poc.precno0 = 0; + pi[pino].poc.precno1 = maxprec; + + } + + return pi; +} + + +opj_pi_iterator_t *pi_initialise_encode(opj_image_t *image, opj_cp_t *cp, int tileno, J2K_T2_MODE t2_mode) +{ + int p, q, pino; + int compno, resno; + int maxres = 0; + int maxprec = 0; + opj_pi_iterator_t *pi = NULL; + opj_tcp_t *tcp = NULL; + opj_tccp_t *tccp = NULL; + + tcp = &cp->tcps[tileno]; + + pi = (opj_pi_iterator_t*) opj_calloc((tcp->numpocs + 1), sizeof(opj_pi_iterator_t)); + if(!pi) { + return NULL; + } + pi->tp_on = cp->tp_on; + + for(pino = 0; pino < tcp->numpocs+1 ; pino ++) { + p = tileno % cp->tw; + q = tileno / cp->tw; + + pi[pino].tx0 = int_max(cp->tx0 + p * cp->tdx, image->x0); + pi[pino].ty0 = int_max(cp->ty0 + q * cp->tdy, image->y0); + pi[pino].tx1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1); + pi[pino].ty1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1); + pi[pino].numcomps = image->numcomps; + + pi[pino].comps = (opj_pi_comp_t*) opj_calloc(image->numcomps, sizeof(opj_pi_comp_t)); + if(!pi[pino].comps) { + pi_destroy(pi, cp, tileno); + return NULL; + } + + for (compno = 0; compno < pi[pino].numcomps; compno++) { + int tcx0, tcy0, tcx1, tcy1; + opj_pi_comp_t *comp = &pi[pino].comps[compno]; + tccp = &tcp->tccps[compno]; + comp->dx = image->comps[compno].dx; + comp->dy = image->comps[compno].dy; + comp->numresolutions = tccp->numresolutions; + + comp->resolutions = (opj_pi_resolution_t*) opj_malloc(comp->numresolutions * sizeof(opj_pi_resolution_t)); + if(!comp->resolutions) { + pi_destroy(pi, cp, tileno); + return NULL; + } + + tcx0 = int_ceildiv(pi[pino].tx0, comp->dx); + tcy0 = int_ceildiv(pi[pino].ty0, comp->dy); + tcx1 = int_ceildiv(pi[pino].tx1, comp->dx); + tcy1 = int_ceildiv(pi[pino].ty1, comp->dy); + if (comp->numresolutions > maxres) { + maxres = comp->numresolutions; + } + + for (resno = 0; resno < comp->numresolutions; resno++) { + int levelno; + int rx0, ry0, rx1, ry1; + int px0, py0, px1, py1; + opj_pi_resolution_t *res = &comp->resolutions[resno]; + if (tccp->csty & J2K_CCP_CSTY_PRT) { + res->pdx = tccp->prcw[resno]; + res->pdy = tccp->prch[resno]; + } else { + res->pdx = 15; + res->pdy = 15; + } + levelno = comp->numresolutions - 1 - resno; + rx0 = int_ceildivpow2(tcx0, levelno); + ry0 = int_ceildivpow2(tcy0, levelno); + rx1 = int_ceildivpow2(tcx1, levelno); + ry1 = int_ceildivpow2(tcy1, levelno); + px0 = int_floordivpow2(rx0, res->pdx) << res->pdx; + py0 = int_floordivpow2(ry0, res->pdy) << res->pdy; + px1 = int_ceildivpow2(rx1, res->pdx) << res->pdx; + py1 = int_ceildivpow2(ry1, res->pdy) << res->pdy; + res->pw = (rx0==rx1)?0:((px1 - px0) >> res->pdx); + res->ph = (ry0==ry1)?0:((py1 - py0) >> res->pdy); + + if (res->pw*res->ph > maxprec) { + maxprec = res->pw * res->ph; + } + } + } + + tccp = &tcp->tccps[0]; + pi[pino].step_p = 1; + pi[pino].step_c = maxprec * pi[pino].step_p; + pi[pino].step_r = image->numcomps * pi[pino].step_c; + pi[pino].step_l = maxres * pi[pino].step_r; + + for (compno = 0; compno < pi->numcomps; compno++) { + opj_pi_comp_t *comp = &pi->comps[compno]; + for (resno = 0; resno < comp->numresolutions; resno++) { + int dx, dy; + opj_pi_resolution_t *res = &comp->resolutions[resno]; + dx = comp->dx * (1 << (res->pdx + comp->numresolutions - 1 - resno)); + dy = comp->dy * (1 << (res->pdy + comp->numresolutions - 1 - resno)); + pi[pino].dx = !pi->dx ? dx : int_min(pi->dx, dx); + pi[pino].dy = !pi->dy ? dy : int_min(pi->dy, dy); + } + } + + if (pino == 0) { + pi[pino].include = (short int*) opj_calloc(tcp->numlayers * pi[pino].step_l, sizeof(short int)); + if(!pi[pino].include) { + pi_destroy(pi, cp, tileno); + return NULL; + } + } else { + pi[pino].include = pi[pino - 1].include; + } + + /* Generation of boundaries for each prog flag*/ + if(tcp->POC && ( cp->cinema || ((!cp->cinema) && (t2_mode == FINAL_PASS)))) { + tcp->pocs[pino].compS= tcp->pocs[pino].compno0; + tcp->pocs[pino].compE= tcp->pocs[pino].compno1; + tcp->pocs[pino].resS = tcp->pocs[pino].resno0; + tcp->pocs[pino].resE = tcp->pocs[pino].resno1; + tcp->pocs[pino].layE = tcp->pocs[pino].layno1; + tcp->pocs[pino].prg = tcp->pocs[pino].prg1; + if (pino > 0) + tcp->pocs[pino].layS = (tcp->pocs[pino].layE > tcp->pocs[pino - 1].layE) ? tcp->pocs[pino - 1].layE : 0; + } else { + tcp->pocs[pino].compS= 0; + tcp->pocs[pino].compE= image->numcomps; + tcp->pocs[pino].resS = 0; + tcp->pocs[pino].resE = maxres; + tcp->pocs[pino].layS = 0; + tcp->pocs[pino].layE = tcp->numlayers; + tcp->pocs[pino].prg = tcp->prg; + } + tcp->pocs[pino].prcS = 0; + tcp->pocs[pino].prcE = maxprec;; + tcp->pocs[pino].txS = pi[pino].tx0; + tcp->pocs[pino].txE = pi[pino].tx1; + tcp->pocs[pino].tyS = pi[pino].ty0; + tcp->pocs[pino].tyE = pi[pino].ty1; + tcp->pocs[pino].dx = pi[pino].dx; + tcp->pocs[pino].dy = pi[pino].dy; + } + return pi; } -opj_pi_iterator_t *pi_initialise_encode(opj_image_t *image, opj_cp_t *cp, int tileno, J2K_T2_MODE t2_mode){ - int p, q, pino; - int compno, resno; - int maxres = 0; - int maxprec = 0; - opj_pi_iterator_t *pi = NULL; - opj_tcp_t *tcp = NULL; - opj_tccp_t *tccp = NULL; - - tcp = &cp->tcps[tileno]; - - pi = (opj_pi_iterator_t*) opj_calloc((tcp->numpocs + 1), sizeof(opj_pi_iterator_t)); - if(!pi) { return NULL;} - pi->tp_on = cp->tp_on; - - for(pino = 0;pino < tcp->numpocs+1 ; pino ++){ - p = tileno % cp->tw; - q = tileno / cp->tw; - - pi[pino].tx0 = int_max(cp->tx0 + p * cp->tdx, image->x0); - pi[pino].ty0 = int_max(cp->ty0 + q * cp->tdy, image->y0); - pi[pino].tx1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1); - pi[pino].ty1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1); - pi[pino].numcomps = image->numcomps; - - pi[pino].comps = (opj_pi_comp_t*) opj_calloc(image->numcomps, sizeof(opj_pi_comp_t)); - if(!pi[pino].comps) { - pi_destroy(pi, cp, tileno); - return NULL; - } - - for (compno = 0; compno < pi[pino].numcomps; compno++) { - int tcx0, tcy0, tcx1, tcy1; - opj_pi_comp_t *comp = &pi[pino].comps[compno]; - tccp = &tcp->tccps[compno]; - comp->dx = image->comps[compno].dx; - comp->dy = image->comps[compno].dy; - comp->numresolutions = tccp->numresolutions; - - comp->resolutions = (opj_pi_resolution_t*) opj_malloc(comp->numresolutions * sizeof(opj_pi_resolution_t)); - if(!comp->resolutions) { - pi_destroy(pi, cp, tileno); - return NULL; - } - - tcx0 = int_ceildiv(pi[pino].tx0, comp->dx); - tcy0 = int_ceildiv(pi[pino].ty0, comp->dy); - tcx1 = int_ceildiv(pi[pino].tx1, comp->dx); - tcy1 = int_ceildiv(pi[pino].ty1, comp->dy); - if (comp->numresolutions > maxres) { - maxres = comp->numresolutions; - } - - for (resno = 0; resno < comp->numresolutions; resno++) { - int levelno; - int rx0, ry0, rx1, ry1; - int px0, py0, px1, py1; - opj_pi_resolution_t *res = &comp->resolutions[resno]; - if (tccp->csty & J2K_CCP_CSTY_PRT) { - res->pdx = tccp->prcw[resno]; - res->pdy = tccp->prch[resno]; - } else { - res->pdx = 15; - res->pdy = 15; - } - levelno = comp->numresolutions - 1 - resno; - rx0 = int_ceildivpow2(tcx0, levelno); - ry0 = int_ceildivpow2(tcy0, levelno); - rx1 = int_ceildivpow2(tcx1, levelno); - ry1 = int_ceildivpow2(tcy1, levelno); - px0 = int_floordivpow2(rx0, res->pdx) << res->pdx; - py0 = int_floordivpow2(ry0, res->pdy) << res->pdy; - px1 = int_ceildivpow2(rx1, res->pdx) << res->pdx; - py1 = int_ceildivpow2(ry1, res->pdy) << res->pdy; - res->pw = (rx0==rx1)?0:((px1 - px0) >> res->pdx); - res->ph = (ry0==ry1)?0:((py1 - py0) >> res->pdy); - - if (res->pw*res->ph > maxprec) { - maxprec = res->pw * res->ph; - } - } - } - - tccp = &tcp->tccps[0]; - pi[pino].step_p = 1; - pi[pino].step_c = maxprec * pi[pino].step_p; - pi[pino].step_r = image->numcomps * pi[pino].step_c; - pi[pino].step_l = maxres * pi[pino].step_r; - - for (compno = 0; compno < pi->numcomps; compno++) { - opj_pi_comp_t *comp = &pi->comps[compno]; - for (resno = 0; resno < comp->numresolutions; resno++) { - int dx, dy; - opj_pi_resolution_t *res = &comp->resolutions[resno]; - dx = comp->dx * (1 << (res->pdx + comp->numresolutions - 1 - resno)); - dy = comp->dy * (1 << (res->pdy + comp->numresolutions - 1 - resno)); - pi[pino].dx = !pi->dx ? dx : int_min(pi->dx, dx); - pi[pino].dy = !pi->dy ? dy : int_min(pi->dy, dy); - } - } - - if (pino == 0) { - pi[pino].include = (short int*) opj_calloc(tcp->numlayers * pi[pino].step_l, sizeof(short int)); - if(!pi[pino].include) { - pi_destroy(pi, cp, tileno); - return NULL; - } - } - else { - pi[pino].include = pi[pino - 1].include; - } - - /* Generation of boundaries for each prog flag*/ - if(tcp->POC && ( cp->cinema || ((!cp->cinema) && (t2_mode == FINAL_PASS)))){ - tcp->pocs[pino].compS= tcp->pocs[pino].compno0; - tcp->pocs[pino].compE= tcp->pocs[pino].compno1; - tcp->pocs[pino].resS = tcp->pocs[pino].resno0; - tcp->pocs[pino].resE = tcp->pocs[pino].resno1; - tcp->pocs[pino].layE = tcp->pocs[pino].layno1; - tcp->pocs[pino].prg = tcp->pocs[pino].prg1; - if (pino > 0) - tcp->pocs[pino].layS = (tcp->pocs[pino].layE > tcp->pocs[pino - 1].layE) ? tcp->pocs[pino - 1].layE : 0; - }else { - tcp->pocs[pino].compS= 0; - tcp->pocs[pino].compE= image->numcomps; - tcp->pocs[pino].resS = 0; - tcp->pocs[pino].resE = maxres; - tcp->pocs[pino].layS = 0; - tcp->pocs[pino].layE = tcp->numlayers; - tcp->pocs[pino].prg = tcp->prg; - } - tcp->pocs[pino].prcS = 0; - tcp->pocs[pino].prcE = maxprec;; - tcp->pocs[pino].txS = pi[pino].tx0; - tcp->pocs[pino].txE = pi[pino].tx1; - tcp->pocs[pino].tyS = pi[pino].ty0; - tcp->pocs[pino].tyE = pi[pino].ty1; - tcp->pocs[pino].dx = pi[pino].dx; - tcp->pocs[pino].dy = pi[pino].dy; - } - return pi; - } - - - -void pi_destroy(opj_pi_iterator_t *pi, opj_cp_t *cp, int tileno) { - int compno, pino; - opj_tcp_t *tcp = &cp->tcps[tileno]; - if(pi) { - for (pino = 0; pino < tcp->numpocs + 1; pino++) { - if(pi[pino].comps) { - for (compno = 0; compno < pi->numcomps; compno++) { - opj_pi_comp_t *comp = &pi[pino].comps[compno]; - if(comp->resolutions) { - opj_free(comp->resolutions); - } - } - opj_free(pi[pino].comps); - } - } - if(pi->include) { - opj_free(pi->include); - } - opj_free(pi); - } + +void pi_destroy(opj_pi_iterator_t *pi, opj_cp_t *cp, int tileno) +{ + int compno, pino; + opj_tcp_t *tcp = &cp->tcps[tileno]; + if(pi) { + for (pino = 0; pino < tcp->numpocs + 1; pino++) { + if(pi[pino].comps) { + for (compno = 0; compno < pi->numcomps; compno++) { + opj_pi_comp_t *comp = &pi[pino].comps[compno]; + if(comp->resolutions) { + opj_free(comp->resolutions); + } + } + opj_free(pi[pino].comps); + } + } + if(pi->include) { + opj_free(pi->include); + } + opj_free(pi); + } } -opj_bool pi_next(opj_pi_iterator_t * pi) { - switch (pi->poc.prg) { - case LRCP: - return pi_next_lrcp(pi); - case RLCP: - return pi_next_rlcp(pi); - case RPCL: - return pi_next_rpcl(pi); - case PCRL: - return pi_next_pcrl(pi); - case CPRL: - return pi_next_cprl(pi); - case PROG_UNKNOWN: - return OPJ_FALSE; - } - - return OPJ_FALSE; +opj_bool pi_next(opj_pi_iterator_t * pi) +{ + switch (pi->poc.prg) { + case LRCP: + return pi_next_lrcp(pi); + case RLCP: + return pi_next_rlcp(pi); + case RPCL: + return pi_next_rpcl(pi); + case PCRL: + return pi_next_pcrl(pi); + case CPRL: + return pi_next_cprl(pi); + case PROG_UNKNOWN: + return OPJ_FALSE; + } + + return OPJ_FALSE; } -opj_bool pi_create_encode( opj_pi_iterator_t *pi, opj_cp_t *cp,int tileno, int pino,int tpnum, int tppos, J2K_T2_MODE t2_mode,int cur_totnum_tp){ - char prog[4]; - int i; - int incr_top=1,resetX=0; - opj_tcp_t *tcps =&cp->tcps[tileno]; - opj_poc_t *tcp= &tcps->pocs[pino]; - - pi[pino].first = 1; - pi[pino].poc.prg = tcp->prg; - - switch(tcp->prg){ - case CPRL: strncpy(prog, "CPRL",4); - break; - case LRCP: strncpy(prog, "LRCP",4); - break; - case PCRL: strncpy(prog, "PCRL",4); - break; - case RLCP: strncpy(prog, "RLCP",4); - break; - case RPCL: strncpy(prog, "RPCL",4); - break; - case PROG_UNKNOWN: - return OPJ_TRUE; - } - - if(!(cp->tp_on && ((!cp->cinema && (t2_mode == FINAL_PASS)) || cp->cinema))){ - pi[pino].poc.resno0 = tcp->resS; - pi[pino].poc.resno1 = tcp->resE; - pi[pino].poc.compno0 = tcp->compS; - pi[pino].poc.compno1 = tcp->compE; - pi[pino].poc.layno0 = tcp->layS; - pi[pino].poc.layno1 = tcp->layE; - pi[pino].poc.precno0 = tcp->prcS; - pi[pino].poc.precno1 = tcp->prcE; - pi[pino].poc.tx0 = tcp->txS; - pi[pino].poc.ty0 = tcp->tyS; - pi[pino].poc.tx1 = tcp->txE; - pi[pino].poc.ty1 = tcp->tyE; - }else { - if( tpnum < cur_totnum_tp){ - for(i=3;i>=0;i--){ - switch(prog[i]){ - case 'C': - if (i > tppos){ - pi[pino].poc.compno0 = tcp->compS; - pi[pino].poc.compno1 = tcp->compE; - }else{ - if (tpnum == 0){ - tcp->comp_t = tcp->compS; - pi[pino].poc.compno0 = tcp->comp_t; - pi[pino].poc.compno1 = tcp->comp_t+1; - tcp->comp_t+=1; - }else{ - if (incr_top == 1){ - if(tcp->comp_t ==tcp->compE){ - tcp->comp_t = tcp->compS; - pi[pino].poc.compno0 = tcp->comp_t; - pi[pino].poc.compno1 = tcp->comp_t+1; - tcp->comp_t+=1; - incr_top=1; - }else{ - pi[pino].poc.compno0 = tcp->comp_t; - pi[pino].poc.compno1 = tcp->comp_t+1; - tcp->comp_t+=1; - incr_top=0; - } - }else{ - pi[pino].poc.compno0 = tcp->comp_t-1; - pi[pino].poc.compno1 = tcp->comp_t; - } - } - } - break; - - case 'R': - if (i > tppos){ - pi[pino].poc.resno0 = tcp->resS; - pi[pino].poc.resno1 = tcp->resE; - }else{ - if (tpnum == 0){ - tcp->res_t = tcp->resS; - pi[pino].poc.resno0 = tcp->res_t; - pi[pino].poc.resno1 = tcp->res_t+1; - tcp->res_t+=1; - }else{ - if (incr_top == 1){ - if(tcp->res_t==tcp->resE){ - tcp->res_t = tcp->resS; - pi[pino].poc.resno0 = tcp->res_t; - pi[pino].poc.resno1 = tcp->res_t+1; - tcp->res_t+=1; - incr_top=1; - }else{ - pi[pino].poc.resno0 = tcp->res_t; - pi[pino].poc.resno1 = tcp->res_t+1; - tcp->res_t+=1; - incr_top=0; - } - }else{ - pi[pino].poc.resno0 = tcp->res_t - 1; - pi[pino].poc.resno1 = tcp->res_t; - } - } - } - break; - - case 'L': - if (i > tppos){ - pi[pino].poc.layno0 = tcp->layS; - pi[pino].poc.layno1 = tcp->layE; - }else{ - if (tpnum == 0){ - tcp->lay_t = tcp->layS; - pi[pino].poc.layno0 = tcp->lay_t; - pi[pino].poc.layno1 = tcp->lay_t+1; - tcp->lay_t+=1; - }else{ - if (incr_top == 1){ - if(tcp->lay_t == tcp->layE){ - tcp->lay_t = tcp->layS; - pi[pino].poc.layno0 = tcp->lay_t; - pi[pino].poc.layno1 = tcp->lay_t+1; - tcp->lay_t+=1; - incr_top=1; - }else{ - pi[pino].poc.layno0 = tcp->lay_t; - pi[pino].poc.layno1 = tcp->lay_t+1; - tcp->lay_t+=1; - incr_top=0; - } - }else{ - pi[pino].poc.layno0 = tcp->lay_t - 1; - pi[pino].poc.layno1 = tcp->lay_t; - } - } - } - break; - - case 'P': - switch(tcp->prg){ - case LRCP: - case RLCP: - if (i > tppos){ - pi[pino].poc.precno0 = tcp->prcS; - pi[pino].poc.precno1 = tcp->prcE; - }else{ - if (tpnum == 0){ - tcp->prc_t = tcp->prcS; - pi[pino].poc.precno0 = tcp->prc_t; - pi[pino].poc.precno1 = tcp->prc_t+1; - tcp->prc_t+=1; - }else{ - if (incr_top == 1){ - if(tcp->prc_t == tcp->prcE){ - tcp->prc_t = tcp->prcS; - pi[pino].poc.precno0 = tcp->prc_t; - pi[pino].poc.precno1 = tcp->prc_t+1; - tcp->prc_t+=1; - incr_top=1; - }else{ - pi[pino].poc.precno0 = tcp->prc_t; - pi[pino].poc.precno1 = tcp->prc_t+1; - tcp->prc_t+=1; - incr_top=0; - } - }else{ - pi[pino].poc.precno0 = tcp->prc_t - 1; - pi[pino].poc.precno1 = tcp->prc_t; - } - } - } - break; - default: - if (i > tppos){ - pi[pino].poc.tx0 = tcp->txS; - pi[pino].poc.ty0 = tcp->tyS; - pi[pino].poc.tx1 = tcp->txE; - pi[pino].poc.ty1 = tcp->tyE; - }else{ - if (tpnum == 0){ - tcp->tx0_t = tcp->txS; - tcp->ty0_t = tcp->tyS; - pi[pino].poc.tx0 = tcp->tx0_t; - pi[pino].poc.tx1 = tcp->tx0_t + tcp->dx - (tcp->tx0_t % tcp->dx); - pi[pino].poc.ty0 = tcp->ty0_t; - pi[pino].poc.ty1 = tcp->ty0_t + tcp->dy - (tcp->ty0_t % tcp->dy); - tcp->tx0_t = pi[pino].poc.tx1; - tcp->ty0_t = pi[pino].poc.ty1; - }else{ - if (incr_top == 1){ - if(tcp->tx0_t >= tcp->txE){ - if(tcp->ty0_t >= tcp->tyE){ - tcp->ty0_t = tcp->tyS; - pi[pino].poc.ty0 = tcp->ty0_t; - pi[pino].poc.ty1 = tcp->ty0_t + tcp->dy - (tcp->ty0_t % tcp->dy); - tcp->ty0_t = pi[pino].poc.ty1; - incr_top=1;resetX=1; - }else{ - pi[pino].poc.ty0 = tcp->ty0_t; - pi[pino].poc.ty1 = tcp->ty0_t + tcp->dy - (tcp->ty0_t % tcp->dy); - tcp->ty0_t = pi[pino].poc.ty1; - incr_top=0;resetX=1; - } - if(resetX==1){ - tcp->tx0_t = tcp->txS; - pi[pino].poc.tx0 = tcp->tx0_t; - pi[pino].poc.tx1 = tcp->tx0_t + tcp->dx- (tcp->tx0_t % tcp->dx); - tcp->tx0_t = pi[pino].poc.tx1; - } - }else{ - pi[pino].poc.tx0 = tcp->tx0_t; - pi[pino].poc.tx1 = tcp->tx0_t + tcp->dx- (tcp->tx0_t % tcp->dx); - tcp->tx0_t = pi[pino].poc.tx1; - pi[pino].poc.ty0 = tcp->ty0_t - tcp->dy - (tcp->ty0_t % tcp->dy); - pi[pino].poc.ty1 = tcp->ty0_t ; - incr_top=0; - } - }else{ - pi[pino].poc.tx0 = tcp->tx0_t - tcp->dx - (tcp->tx0_t % tcp->dx); - pi[pino].poc.tx1 = tcp->tx0_t ; - pi[pino].poc.ty0 = tcp->ty0_t - tcp->dy - (tcp->ty0_t % tcp->dy); - pi[pino].poc.ty1 = tcp->ty0_t ; - } - } - } - break; - } - break; - } - } - } - } - return OPJ_FALSE; +opj_bool pi_create_encode( opj_pi_iterator_t *pi, opj_cp_t *cp,int tileno, int pino,int tpnum, int tppos, J2K_T2_MODE t2_mode,int cur_totnum_tp) +{ + char prog[4]; + int i; + int incr_top=1,resetX=0; + opj_tcp_t *tcps =&cp->tcps[tileno]; + opj_poc_t *tcp= &tcps->pocs[pino]; + + pi[pino].first = 1; + pi[pino].poc.prg = tcp->prg; + + switch(tcp->prg) { + case CPRL: + strncpy(prog, "CPRL",4); + break; + case LRCP: + strncpy(prog, "LRCP",4); + break; + case PCRL: + strncpy(prog, "PCRL",4); + break; + case RLCP: + strncpy(prog, "RLCP",4); + break; + case RPCL: + strncpy(prog, "RPCL",4); + break; + case PROG_UNKNOWN: + return OPJ_TRUE; + } + + if(!(cp->tp_on && ((!cp->cinema && (t2_mode == FINAL_PASS)) || cp->cinema))) { + pi[pino].poc.resno0 = tcp->resS; + pi[pino].poc.resno1 = tcp->resE; + pi[pino].poc.compno0 = tcp->compS; + pi[pino].poc.compno1 = tcp->compE; + pi[pino].poc.layno0 = tcp->layS; + pi[pino].poc.layno1 = tcp->layE; + pi[pino].poc.precno0 = tcp->prcS; + pi[pino].poc.precno1 = tcp->prcE; + pi[pino].poc.tx0 = tcp->txS; + pi[pino].poc.ty0 = tcp->tyS; + pi[pino].poc.tx1 = tcp->txE; + pi[pino].poc.ty1 = tcp->tyE; + } else { + if( tpnum < cur_totnum_tp) { + for(i=3; i>=0; i--) { + switch(prog[i]) { + case 'C': + if (i > tppos) { + pi[pino].poc.compno0 = tcp->compS; + pi[pino].poc.compno1 = tcp->compE; + } else { + if (tpnum == 0) { + tcp->comp_t = tcp->compS; + pi[pino].poc.compno0 = tcp->comp_t; + pi[pino].poc.compno1 = tcp->comp_t+1; + tcp->comp_t+=1; + } else { + if (incr_top == 1) { + if(tcp->comp_t ==tcp->compE) { + tcp->comp_t = tcp->compS; + pi[pino].poc.compno0 = tcp->comp_t; + pi[pino].poc.compno1 = tcp->comp_t+1; + tcp->comp_t+=1; + incr_top=1; + } else { + pi[pino].poc.compno0 = tcp->comp_t; + pi[pino].poc.compno1 = tcp->comp_t+1; + tcp->comp_t+=1; + incr_top=0; + } + } else { + pi[pino].poc.compno0 = tcp->comp_t-1; + pi[pino].poc.compno1 = tcp->comp_t; + } + } + } + break; + + case 'R': + if (i > tppos) { + pi[pino].poc.resno0 = tcp->resS; + pi[pino].poc.resno1 = tcp->resE; + } else { + if (tpnum == 0) { + tcp->res_t = tcp->resS; + pi[pino].poc.resno0 = tcp->res_t; + pi[pino].poc.resno1 = tcp->res_t+1; + tcp->res_t+=1; + } else { + if (incr_top == 1) { + if(tcp->res_t==tcp->resE) { + tcp->res_t = tcp->resS; + pi[pino].poc.resno0 = tcp->res_t; + pi[pino].poc.resno1 = tcp->res_t+1; + tcp->res_t+=1; + incr_top=1; + } else { + pi[pino].poc.resno0 = tcp->res_t; + pi[pino].poc.resno1 = tcp->res_t+1; + tcp->res_t+=1; + incr_top=0; + } + } else { + pi[pino].poc.resno0 = tcp->res_t - 1; + pi[pino].poc.resno1 = tcp->res_t; + } + } + } + break; + + case 'L': + if (i > tppos) { + pi[pino].poc.layno0 = tcp->layS; + pi[pino].poc.layno1 = tcp->layE; + } else { + if (tpnum == 0) { + tcp->lay_t = tcp->layS; + pi[pino].poc.layno0 = tcp->lay_t; + pi[pino].poc.layno1 = tcp->lay_t+1; + tcp->lay_t+=1; + } else { + if (incr_top == 1) { + if(tcp->lay_t == tcp->layE) { + tcp->lay_t = tcp->layS; + pi[pino].poc.layno0 = tcp->lay_t; + pi[pino].poc.layno1 = tcp->lay_t+1; + tcp->lay_t+=1; + incr_top=1; + } else { + pi[pino].poc.layno0 = tcp->lay_t; + pi[pino].poc.layno1 = tcp->lay_t+1; + tcp->lay_t+=1; + incr_top=0; + } + } else { + pi[pino].poc.layno0 = tcp->lay_t - 1; + pi[pino].poc.layno1 = tcp->lay_t; + } + } + } + break; + + case 'P': + switch(tcp->prg) { + case LRCP: + case RLCP: + if (i > tppos) { + pi[pino].poc.precno0 = tcp->prcS; + pi[pino].poc.precno1 = tcp->prcE; + } else { + if (tpnum == 0) { + tcp->prc_t = tcp->prcS; + pi[pino].poc.precno0 = tcp->prc_t; + pi[pino].poc.precno1 = tcp->prc_t+1; + tcp->prc_t+=1; + } else { + if (incr_top == 1) { + if(tcp->prc_t == tcp->prcE) { + tcp->prc_t = tcp->prcS; + pi[pino].poc.precno0 = tcp->prc_t; + pi[pino].poc.precno1 = tcp->prc_t+1; + tcp->prc_t+=1; + incr_top=1; + } else { + pi[pino].poc.precno0 = tcp->prc_t; + pi[pino].poc.precno1 = tcp->prc_t+1; + tcp->prc_t+=1; + incr_top=0; + } + } else { + pi[pino].poc.precno0 = tcp->prc_t - 1; + pi[pino].poc.precno1 = tcp->prc_t; + } + } + } + break; + default: + if (i > tppos) { + pi[pino].poc.tx0 = tcp->txS; + pi[pino].poc.ty0 = tcp->tyS; + pi[pino].poc.tx1 = tcp->txE; + pi[pino].poc.ty1 = tcp->tyE; + } else { + if (tpnum == 0) { + tcp->tx0_t = tcp->txS; + tcp->ty0_t = tcp->tyS; + pi[pino].poc.tx0 = tcp->tx0_t; + pi[pino].poc.tx1 = tcp->tx0_t + tcp->dx - (tcp->tx0_t % tcp->dx); + pi[pino].poc.ty0 = tcp->ty0_t; + pi[pino].poc.ty1 = tcp->ty0_t + tcp->dy - (tcp->ty0_t % tcp->dy); + tcp->tx0_t = pi[pino].poc.tx1; + tcp->ty0_t = pi[pino].poc.ty1; + } else { + if (incr_top == 1) { + if(tcp->tx0_t >= tcp->txE) { + if(tcp->ty0_t >= tcp->tyE) { + tcp->ty0_t = tcp->tyS; + pi[pino].poc.ty0 = tcp->ty0_t; + pi[pino].poc.ty1 = tcp->ty0_t + tcp->dy - (tcp->ty0_t % tcp->dy); + tcp->ty0_t = pi[pino].poc.ty1; + incr_top=1; + resetX=1; + } else { + pi[pino].poc.ty0 = tcp->ty0_t; + pi[pino].poc.ty1 = tcp->ty0_t + tcp->dy - (tcp->ty0_t % tcp->dy); + tcp->ty0_t = pi[pino].poc.ty1; + incr_top=0; + resetX=1; + } + if(resetX==1) { + tcp->tx0_t = tcp->txS; + pi[pino].poc.tx0 = tcp->tx0_t; + pi[pino].poc.tx1 = tcp->tx0_t + tcp->dx- (tcp->tx0_t % tcp->dx); + tcp->tx0_t = pi[pino].poc.tx1; + } + } else { + pi[pino].poc.tx0 = tcp->tx0_t; + pi[pino].poc.tx1 = tcp->tx0_t + tcp->dx- (tcp->tx0_t % tcp->dx); + tcp->tx0_t = pi[pino].poc.tx1; + pi[pino].poc.ty0 = tcp->ty0_t - tcp->dy - (tcp->ty0_t % tcp->dy); + pi[pino].poc.ty1 = tcp->ty0_t ; + incr_top=0; + } + } else { + pi[pino].poc.tx0 = tcp->tx0_t - tcp->dx - (tcp->tx0_t % tcp->dx); + pi[pino].poc.tx1 = tcp->tx0_t ; + pi[pino].poc.ty0 = tcp->ty0_t - tcp->dy - (tcp->ty0_t % tcp->dy); + pi[pino].poc.ty1 = tcp->ty0_t ; + } + } + } + break; + } + break; + } + } + } + } + return OPJ_FALSE; } |