diff options
Diffstat (limited to 'third_party/libopenjpeg20/t1.c')
| -rw-r--r-- | third_party/libopenjpeg20/t1.c | 3523 |
1 files changed, 2017 insertions, 1506 deletions
diff --git a/third_party/libopenjpeg20/t1.c b/third_party/libopenjpeg20/t1.c index d290c38d52..bd1a880025 100644 --- a/third_party/libopenjpeg20/t1.c +++ b/third_party/libopenjpeg20/t1.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. * @@ -8,10 +8,12 @@ * 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) 2007, Callum Lerwick <seg@haxxed.com> + * Copyright (c) 2012, Carl Hetherington + * Copyright (c) 2017, IntoPIX SA <support@intopix.com> * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -42,244 +44,138 @@ /** @defgroup T1 T1 - Implementation of the tier-1 coding */ /*@{*/ +#define T1_FLAGS(x, y) (t1->flags[x + 1 + ((y / 4) + 1) * (t1->w+2)]) + +#define opj_t1_setcurctx(curctx, ctxno) curctx = &(mqc)->ctxs[(OPJ_UINT32)(ctxno)] + /** @name Local static functions */ /*@{*/ -static INLINE OPJ_BYTE opj_t1_getctxno_zc(OPJ_UINT32 f, OPJ_UINT32 orient); -static OPJ_BYTE opj_t1_getctxno_sc(OPJ_UINT32 f); +static INLINE OPJ_BYTE opj_t1_getctxno_zc(opj_mqc_t *mqc, OPJ_UINT32 f); static INLINE OPJ_UINT32 opj_t1_getctxno_mag(OPJ_UINT32 f); -static OPJ_BYTE opj_t1_getspb(OPJ_UINT32 f); static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos); static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos); -static void opj_t1_updateflags(opj_flag_t *flagsp, OPJ_UINT32 s, OPJ_UINT32 stride); -/** -Encode significant pass -*/ -static void opj_t1_enc_sigpass_step(opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_UINT32 orient, - OPJ_INT32 bpno, - OPJ_INT32 one, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 vsc); +static INLINE void opj_t1_update_flags(opj_flag_t *flagsp, OPJ_UINT32 ci, + OPJ_UINT32 s, OPJ_UINT32 stride, + OPJ_UINT32 vsc); + /** Decode significant pass */ -#if 0 -static void opj_t1_dec_sigpass_step(opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_UINT32 orient, - OPJ_INT32 oneplushalf, - OPJ_BYTE type, - OPJ_UINT32 vsc); -#endif static INLINE void opj_t1_dec_sigpass_step_raw( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf, - OPJ_INT32 vsc); + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 oneplushalf, + OPJ_UINT32 vsc, + OPJ_UINT32 row); static INLINE void opj_t1_dec_sigpass_step_mqc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf); -static INLINE void opj_t1_dec_sigpass_step_mqc_vsc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf, - OPJ_INT32 vsc); - + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 oneplushalf, + OPJ_UINT32 row, + OPJ_UINT32 flags_stride, + OPJ_UINT32 vsc); /** Encode significant pass */ -static void opj_t1_enc_sigpass( opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_UINT32 orient, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 cblksty); +static void opj_t1_enc_sigpass(opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 *nmsedec, + OPJ_BYTE type, + OPJ_UINT32 cblksty); /** Decode significant pass */ static void opj_t1_dec_sigpass_raw( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient, - OPJ_INT32 cblksty); -static void opj_t1_dec_sigpass_mqc( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient); -static void opj_t1_dec_sigpass_mqc_vsc( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient); - - - -/** -Encode refinement pass -*/ -static void opj_t1_enc_refpass_step(opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 bpno, - OPJ_INT32 one, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 vsc); - + opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 cblksty); /** Encode refinement pass */ -static void opj_t1_enc_refpass( opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 cblksty); +static void opj_t1_enc_refpass(opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 *nmsedec, + OPJ_BYTE type); /** Decode refinement pass */ static void opj_t1_dec_refpass_raw( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 cblksty); -static void opj_t1_dec_refpass_mqc( - opj_t1_t *t1, - OPJ_INT32 bpno); -static void opj_t1_dec_refpass_mqc_vsc( - opj_t1_t *t1, - OPJ_INT32 bpno); + opj_t1_t *t1, + OPJ_INT32 bpno); /** Decode refinement pass */ -#if 0 -static void opj_t1_dec_refpass_step(opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 poshalf, - OPJ_INT32 neghalf, - OPJ_BYTE type, - OPJ_UINT32 vsc); -#endif static INLINE void opj_t1_dec_refpass_step_raw( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 poshalf, - OPJ_INT32 neghalf, - OPJ_INT32 vsc); + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 poshalf, + OPJ_UINT32 row); static INLINE void opj_t1_dec_refpass_step_mqc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 poshalf, - OPJ_INT32 neghalf); -static INLINE void opj_t1_dec_refpass_step_mqc_vsc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 poshalf, - OPJ_INT32 neghalf, - OPJ_INT32 vsc); - + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 poshalf, + OPJ_UINT32 row); /** -Encode clean-up pass -*/ -static void opj_t1_enc_clnpass_step( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_UINT32 orient, - OPJ_INT32 bpno, - OPJ_INT32 one, - OPJ_INT32 *nmsedec, - OPJ_UINT32 partial, - OPJ_UINT32 vsc); -/** Decode clean-up pass */ -static void opj_t1_dec_clnpass_step_partial( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf); + static void opj_t1_dec_clnpass_step( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf); -static void opj_t1_dec_clnpass_step_vsc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf, - OPJ_INT32 partial, - OPJ_INT32 vsc); + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 oneplushalf, + OPJ_UINT32 row, + OPJ_UINT32 vsc); + /** Encode clean-up pass */ static void opj_t1_enc_clnpass( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_UINT32 orient, - OPJ_INT32 *nmsedec, - OPJ_UINT32 cblksty); -/** -Decode clean-up pass -*/ -static void opj_t1_dec_clnpass( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient, - OPJ_INT32 cblksty); + opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 *nmsedec, + OPJ_UINT32 cblksty); static OPJ_FLOAT64 opj_t1_getwmsedec( - OPJ_INT32 nmsedec, - OPJ_UINT32 compno, - OPJ_UINT32 level, - OPJ_UINT32 orient, - OPJ_INT32 bpno, - OPJ_UINT32 qmfbid, - OPJ_FLOAT64 stepsize, - OPJ_UINT32 numcomps, - const OPJ_FLOAT64 * mct_norms, - OPJ_UINT32 mct_numcomps); - -static void opj_t1_encode_cblk( opj_t1_t *t1, - opj_tcd_cblk_enc_t* cblk, - OPJ_UINT32 orient, - OPJ_UINT32 compno, - OPJ_UINT32 level, - OPJ_UINT32 qmfbid, - OPJ_FLOAT64 stepsize, - OPJ_UINT32 cblksty, - OPJ_UINT32 numcomps, - opj_tcd_tile_t * tile, - const OPJ_FLOAT64 * mct_norms, - OPJ_UINT32 mct_numcomps); + OPJ_INT32 nmsedec, + OPJ_UINT32 compno, + OPJ_UINT32 level, + OPJ_UINT32 orient, + OPJ_INT32 bpno, + OPJ_UINT32 qmfbid, + OPJ_FLOAT64 stepsize, + OPJ_UINT32 numcomps, + const OPJ_FLOAT64 * mct_norms, + OPJ_UINT32 mct_numcomps); + +static void opj_t1_encode_cblk(opj_t1_t *t1, + opj_tcd_cblk_enc_t* cblk, + OPJ_UINT32 orient, + OPJ_UINT32 compno, + OPJ_UINT32 level, + OPJ_UINT32 qmfbid, + OPJ_FLOAT64 stepsize, + OPJ_UINT32 cblksty, + OPJ_UINT32 numcomps, + opj_tcd_tile_t * tile, + const OPJ_FLOAT64 * mct_norms, + OPJ_UINT32 mct_numcomps); /** Decode 1 code-block @@ -288,16 +184,22 @@ Decode 1 code-block @param orient @param roishift Region of interest shifting value @param cblksty Code-block style +@param p_manager the event manager +@param p_manager_mutex mutex for the event manager +@param check_pterm whether PTERM correct termination should be checked */ -static OPJ_BOOL opj_t1_decode_cblk( opj_t1_t *t1, - opj_tcd_cblk_dec_t* cblk, - OPJ_UINT32 orient, - OPJ_UINT32 roishift, - OPJ_UINT32 cblksty); - -static OPJ_BOOL opj_t1_allocate_buffers( opj_t1_t *t1, - OPJ_UINT32 w, - OPJ_UINT32 h); +static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1, + opj_tcd_cblk_dec_t* cblk, + OPJ_UINT32 orient, + OPJ_UINT32 roishift, + OPJ_UINT32 cblksty, + opj_event_mgr_t *p_manager, + opj_mutex_t* p_manager_mutex, + OPJ_BOOL check_pterm); + +static OPJ_BOOL opj_t1_allocate_buffers(opj_t1_t *t1, + OPJ_UINT32 w, + OPJ_UINT32 h); /*@}*/ @@ -305,907 +207,1356 @@ static OPJ_BOOL opj_t1_allocate_buffers( opj_t1_t *t1, /* ----------------------------------------------------------------------- */ -static OPJ_BYTE opj_t1_getctxno_zc(OPJ_UINT32 f, OPJ_UINT32 orient) { - return lut_ctxno_zc[(orient << 8) | (f & T1_SIG_OTH)]; +static INLINE OPJ_BYTE opj_t1_getctxno_zc(opj_mqc_t *mqc, OPJ_UINT32 f) +{ + return mqc->lut_ctxno_zc_orient[(f & T1_SIGMA_NEIGHBOURS)]; } -static OPJ_BYTE opj_t1_getctxno_sc(OPJ_UINT32 f) { - return lut_ctxno_sc[(f & (T1_SIG_PRIM | T1_SGN)) >> 4]; +static INLINE OPJ_UINT32 opj_t1_getctxtno_sc_or_spb_index(OPJ_UINT32 fX, + OPJ_UINT32 pfX, + OPJ_UINT32 nfX, + OPJ_UINT32 ci) +{ + /* + 0 pfX T1_CHI_THIS T1_LUT_SGN_W + 1 tfX T1_SIGMA_1 T1_LUT_SIG_N + 2 nfX T1_CHI_THIS T1_LUT_SGN_E + 3 tfX T1_SIGMA_3 T1_LUT_SIG_W + 4 fX T1_CHI_(THIS - 1) T1_LUT_SGN_N + 5 tfX T1_SIGMA_5 T1_LUT_SIG_E + 6 fX T1_CHI_(THIS + 1) T1_LUT_SGN_S + 7 tfX T1_SIGMA_7 T1_LUT_SIG_S + */ + + OPJ_UINT32 lu = (fX >> (ci * 3U)) & (T1_SIGMA_1 | T1_SIGMA_3 | T1_SIGMA_5 | + T1_SIGMA_7); + + lu |= (pfX >> (T1_CHI_THIS_I + (ci * 3U))) & (1U << 0); + lu |= (nfX >> (T1_CHI_THIS_I - 2U + (ci * 3U))) & (1U << 2); + if (ci == 0U) { + lu |= (fX >> (T1_CHI_0_I - 4U)) & (1U << 4); + } else { + lu |= (fX >> (T1_CHI_1_I - 4U + ((ci - 1U) * 3U))) & (1U << 4); + } + lu |= (fX >> (T1_CHI_2_I - 6U + (ci * 3U))) & (1U << 6); + return lu; } -static OPJ_UINT32 opj_t1_getctxno_mag(OPJ_UINT32 f) { - OPJ_UINT32 tmp1 = (f & T1_SIG_OTH) ? T1_CTXNO_MAG + 1 : T1_CTXNO_MAG; - OPJ_UINT32 tmp2 = (f & T1_REFINE) ? T1_CTXNO_MAG + 2 : tmp1; - return (tmp2); +static INLINE OPJ_BYTE opj_t1_getctxno_sc(OPJ_UINT32 lu) +{ + return lut_ctxno_sc[lu]; } -static OPJ_BYTE opj_t1_getspb(OPJ_UINT32 f) { - return lut_spb[(f & (T1_SIG_PRIM | T1_SGN)) >> 4]; +static INLINE OPJ_UINT32 opj_t1_getctxno_mag(OPJ_UINT32 f) +{ + OPJ_UINT32 tmp = (f & T1_SIGMA_NEIGHBOURS) ? T1_CTXNO_MAG + 1 : T1_CTXNO_MAG; + OPJ_UINT32 tmp2 = (f & T1_MU_0) ? T1_CTXNO_MAG + 2 : tmp; + return tmp2; } -static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos) { - if (bitpos > 0) { - return lut_nmsedec_sig[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)]; - } - - return lut_nmsedec_sig0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; +static INLINE OPJ_BYTE opj_t1_getspb(OPJ_UINT32 lu) +{ + return lut_spb[lu]; } -static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos) { - if (bitpos > 0) { - return lut_nmsedec_ref[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)]; - } +static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos) +{ + if (bitpos > 0) { + return lut_nmsedec_sig[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)]; + } - return lut_nmsedec_ref0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; + return lut_nmsedec_sig0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; } -static void opj_t1_updateflags(opj_flag_t *flagsp, OPJ_UINT32 s, OPJ_UINT32 stride) { - opj_flag_t *np = flagsp - stride; - opj_flag_t *sp = flagsp + stride; +static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos) +{ + if (bitpos > 0) { + return lut_nmsedec_ref[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)]; + } - static const opj_flag_t mod[] = { - T1_SIG_S, T1_SIG_S|T1_SGN_S, - T1_SIG_E, T1_SIG_E|T1_SGN_E, - T1_SIG_W, T1_SIG_W|T1_SGN_W, - T1_SIG_N, T1_SIG_N|T1_SGN_N - }; + return lut_nmsedec_ref0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; +} - np[-1] |= T1_SIG_SE; - np[0] |= mod[s]; - np[1] |= T1_SIG_SW; +#define opj_t1_update_flags_macro(flags, flagsp, ci, s, stride, vsc) \ +{ \ + /* east */ \ + flagsp[-1] |= T1_SIGMA_5 << (3U * ci); \ + \ + /* mark target as significant */ \ + flags |= ((s << T1_CHI_1_I) | T1_SIGMA_4) << (3U * ci); \ + \ + /* west */ \ + flagsp[1] |= T1_SIGMA_3 << (3U * ci); \ + \ + /* north-west, north, north-east */ \ + if (ci == 0U && !(vsc)) { \ + opj_flag_t* north = flagsp - (stride); \ + *north |= (s << T1_CHI_5_I) | T1_SIGMA_16; \ + north[-1] |= T1_SIGMA_17; \ + north[1] |= T1_SIGMA_15; \ + } \ + \ + /* south-west, south, south-east */ \ + if (ci == 3U) { \ + opj_flag_t* south = flagsp + (stride); \ + *south |= (s << T1_CHI_0_I) | T1_SIGMA_1; \ + south[-1] |= T1_SIGMA_2; \ + south[1] |= T1_SIGMA_0; \ + } \ +} - flagsp[-1] |= mod[s+2]; - flagsp[0] |= T1_SIG; - flagsp[1] |= mod[s+4]; - sp[-1] |= T1_SIG_NE; - sp[0] |= mod[s+6]; - sp[1] |= T1_SIG_NW; +static INLINE void opj_t1_update_flags(opj_flag_t *flagsp, OPJ_UINT32 ci, + OPJ_UINT32 s, OPJ_UINT32 stride, + OPJ_UINT32 vsc) +{ + opj_t1_update_flags_macro(*flagsp, flagsp, ci, s, stride, vsc); } -static void opj_t1_enc_sigpass_step( opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_UINT32 orient, - OPJ_INT32 bpno, - OPJ_INT32 one, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 vsc - ) +/** +Encode significant pass +*/ +static INLINE void opj_t1_enc_sigpass_step(opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 bpno, + OPJ_INT32 one, + OPJ_INT32 *nmsedec, + OPJ_BYTE type, + OPJ_UINT32 ci, + OPJ_UINT32 vsc) { - OPJ_INT32 v; - OPJ_UINT32 flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = vsc ? (OPJ_UINT32)((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (OPJ_UINT32)(*flagsp); - if ((flag & T1_SIG_OTH) && !(flag & (T1_SIG | T1_VISIT))) { - v = opj_int_abs(*datap) & one ? 1 : 0; - opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc(flag, orient)); /* ESSAI */ - if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ - opj_mqc_bypass_enc(mqc, (OPJ_UINT32)v); - } else { - opj_mqc_encode(mqc, (OPJ_UINT32)v); - } - if (v) { - v = *datap < 0 ? 1 : 0; - *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap), (OPJ_UINT32)(bpno)); - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); /* ESSAI */ - if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ - opj_mqc_bypass_enc(mqc, (OPJ_UINT32)v); - } else { - opj_mqc_encode(mqc, (OPJ_UINT32)(v ^ opj_t1_getspb((OPJ_UINT32)flag))); - } - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); - } - *flagsp |= T1_VISIT; - } -} + OPJ_UINT32 v; + + opj_mqc_t *mqc = &(t1->mqc); /* MQC component */ + OPJ_UINT32 const flags = *flagsp; + + if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == 0U && + (flags & (T1_SIGMA_NEIGHBOURS << (ci * 3U))) != 0U) { + OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U)); + v = opj_int_abs(*datap) & one ? 1 : 0; +#ifdef DEBUG_ENC_SIG + fprintf(stderr, " ctxt1=%d\n", ctxt1); +#endif + opj_mqc_setcurctx(mqc, ctxt1); + if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ + opj_mqc_bypass_enc(mqc, v); + } else { + opj_mqc_encode(mqc, v); + } + if (v) { + OPJ_UINT32 lu = opj_t1_getctxtno_sc_or_spb_index( + *flagsp, + flagsp[-1], flagsp[1], + ci); + OPJ_UINT32 ctxt2 = opj_t1_getctxno_sc(lu); + v = *datap < 0 ? 1U : 0U; + *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap), + (OPJ_UINT32)bpno); +#ifdef DEBUG_ENC_SIG + fprintf(stderr, " ctxt2=%d\n", ctxt2); +#endif + opj_mqc_setcurctx(mqc, ctxt2); + if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ + opj_mqc_bypass_enc(mqc, v); + } else { + OPJ_UINT32 spb = opj_t1_getspb(lu); +#ifdef DEBUG_ENC_SIG + fprintf(stderr, " spb=%d\n", spb); +#endif + opj_mqc_encode(mqc, v ^ spb); + } + opj_t1_update_flags(flagsp, ci, v, t1->w + 2, vsc); + } + *flagsp |= T1_PI_THIS << (ci * 3U); + } +} static INLINE void opj_t1_dec_sigpass_step_raw( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf, - OPJ_INT32 vsc) + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 oneplushalf, + OPJ_UINT32 vsc, + OPJ_UINT32 ci) { - OPJ_INT32 v, flag; - opj_raw_t *raw = t1->raw; /* RAW component */ - OPJ_ARG_NOT_USED(orient); - - flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); - if ((flag & T1_SIG_OTH) && !(flag & (T1_SIG | T1_VISIT))) { - if (opj_raw_decode(raw)) { - v = (OPJ_INT32)opj_raw_decode(raw); /* ESSAI */ - *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); - } - *flagsp |= T1_VISIT; + OPJ_UINT32 v; + opj_mqc_t *mqc = &(t1->mqc); /* RAW component */ + + OPJ_UINT32 const flags = *flagsp; + + if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == 0U && + (flags & (T1_SIGMA_NEIGHBOURS << (ci * 3U))) != 0U) { + if (opj_mqc_raw_decode(mqc)) { + v = opj_mqc_raw_decode(mqc); + *datap = v ? -oneplushalf : oneplushalf; + opj_t1_update_flags(flagsp, ci, v, t1->w + 2, vsc); } -} + *flagsp |= T1_PI_THIS << (ci * 3U); + } +} + +#define opj_t1_dec_sigpass_step_mqc_macro(flags, flagsp, flags_stride, data, \ + data_stride, ci, mqc, curctx, \ + v, a, c, ct, oneplushalf, vsc) \ +{ \ + if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == 0U && \ + (flags & (T1_SIGMA_NEIGHBOURS << (ci * 3U))) != 0U) { \ + OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U)); \ + opj_t1_setcurctx(curctx, ctxt1); \ + opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \ + if (v) { \ + OPJ_UINT32 lu = opj_t1_getctxtno_sc_or_spb_index( \ + flags, \ + flagsp[-1], flagsp[1], \ + ci); \ + OPJ_UINT32 ctxt2 = opj_t1_getctxno_sc(lu); \ + OPJ_UINT32 spb = opj_t1_getspb(lu); \ + opj_t1_setcurctx(curctx, ctxt2); \ + opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \ + v = v ^ spb; \ + data[ci*data_stride] = v ? -oneplushalf : oneplushalf; \ + opj_t1_update_flags_macro(flags, flagsp, ci, v, flags_stride, vsc); \ + } \ + flags |= T1_PI_THIS << (ci * 3U); \ + } \ +} static INLINE void opj_t1_dec_sigpass_step_mqc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf) + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 oneplushalf, + OPJ_UINT32 ci, + OPJ_UINT32 flags_stride, + OPJ_UINT32 vsc) { - OPJ_INT32 v, flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = *flagsp; - if ((flag & T1_SIG_OTH) && !(flag & (T1_SIG | T1_VISIT))) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc((OPJ_UINT32)flag, (OPJ_UINT32)orient)); - if (opj_mqc_decode(mqc)) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc((OPJ_UINT32)flag)); - v = opj_mqc_decode(mqc) ^ opj_t1_getspb((OPJ_UINT32)flag); - *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); - } - *flagsp |= T1_VISIT; + OPJ_UINT32 v; + + opj_mqc_t *mqc = &(t1->mqc); /* MQC component */ + opj_t1_dec_sigpass_step_mqc_macro(*flagsp, flagsp, flags_stride, datap, + 0, ci, mqc, mqc->curctx, + v, mqc->a, mqc->c, mqc->ct, oneplushalf, vsc); +} + +static void opj_t1_enc_sigpass(opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 *nmsedec, + OPJ_BYTE type, + OPJ_UINT32 cblksty + ) +{ + OPJ_UINT32 i, k; + OPJ_INT32 const one = 1 << (bpno + T1_NMSEDEC_FRACBITS); + opj_flag_t* f = &T1_FLAGS(0, 0); + OPJ_UINT32 const extra = 2; + + *nmsedec = 0; +#ifdef DEBUG_ENC_SIG + fprintf(stderr, "enc_sigpass: bpno=%d\n", bpno); +#endif + for (k = 0; k < (t1->h & ~3U); k += 4) { +#ifdef DEBUG_ENC_SIG + fprintf(stderr, " k=%d\n", k); +#endif + for (i = 0; i < t1->w; ++i) { +#ifdef DEBUG_ENC_SIG + fprintf(stderr, " i=%d\n", i); +#endif + if (*f == 0U) { + /* Nothing to do for any of the 4 data points */ + f++; + continue; + } + opj_t1_enc_sigpass_step( + t1, + f, + &t1->data[((k + 0) * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + 0, cblksty & J2K_CCP_CBLKSTY_VSC); + opj_t1_enc_sigpass_step( + t1, + f, + &t1->data[((k + 1) * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + 1, 0); + opj_t1_enc_sigpass_step( + t1, + f, + &t1->data[((k + 2) * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + 2, 0); + opj_t1_enc_sigpass_step( + t1, + f, + &t1->data[((k + 3) * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + 3, 0); + ++f; + } + f += extra; + } + + if (k < t1->h) { + OPJ_UINT32 j; +#ifdef DEBUG_ENC_SIG + fprintf(stderr, " k=%d\n", k); +#endif + for (i = 0; i < t1->w; ++i) { +#ifdef DEBUG_ENC_SIG + fprintf(stderr, " i=%d\n", i); +#endif + if (*f == 0U) { + /* Nothing to do for any of the 4 data points */ + f++; + continue; + } + for (j = k; j < t1->h; ++j) { + opj_t1_enc_sigpass_step( + t1, + f, + &t1->data[(j * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + j - k, + (j == k && (cblksty & J2K_CCP_CBLKSTY_VSC) != 0)); + } + ++f; } -} /* VSC and BYPASS by Antonin */ - -static INLINE void opj_t1_dec_sigpass_step_mqc_vsc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf, - OPJ_INT32 vsc) + } +} + +static void opj_t1_dec_sigpass_raw( + opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 cblksty) { - OPJ_INT32 v, flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); - if ((flag & T1_SIG_OTH) && !(flag & (T1_SIG | T1_VISIT))) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc((OPJ_UINT32)flag, (OPJ_UINT32)orient)); - if (opj_mqc_decode(mqc)) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc((OPJ_UINT32)flag)); - v = opj_mqc_decode(mqc) ^ opj_t1_getspb((OPJ_UINT32)flag); - *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); - } - *flagsp |= T1_VISIT; + OPJ_INT32 one, half, oneplushalf; + OPJ_UINT32 i, j, k; + OPJ_INT32 *data = t1->data; + opj_flag_t *flagsp = &T1_FLAGS(0, 0); + const OPJ_UINT32 l_w = t1->w; + one = 1 << bpno; + half = one >> 1; + oneplushalf = one | half; + + for (k = 0; k < (t1->h & ~3U); k += 4, flagsp += 2, data += 3 * l_w) { + for (i = 0; i < l_w; ++i, ++flagsp, ++data) { + opj_flag_t flags = *flagsp; + if (flags != 0) { + opj_t1_dec_sigpass_step_raw( + t1, + flagsp, + data, + oneplushalf, + cblksty & J2K_CCP_CBLKSTY_VSC, /* vsc */ + 0U); + opj_t1_dec_sigpass_step_raw( + t1, + flagsp, + data + l_w, + oneplushalf, + OPJ_FALSE, /* vsc */ + 1U); + opj_t1_dec_sigpass_step_raw( + t1, + flagsp, + data + 2 * l_w, + oneplushalf, + OPJ_FALSE, /* vsc */ + 2U); + opj_t1_dec_sigpass_step_raw( + t1, + flagsp, + data + 3 * l_w, + oneplushalf, + OPJ_FALSE, /* vsc */ + 3U); + } } -} /* VSC and BYPASS by Antonin */ + } + if (k < t1->h) { + for (i = 0; i < l_w; ++i, ++flagsp, ++data) { + for (j = 0; j < t1->h - k; ++j) { + opj_t1_dec_sigpass_step_raw( + t1, + flagsp, + data + j * l_w, + oneplushalf, + cblksty & J2K_CCP_CBLKSTY_VSC, /* vsc */ + j); + } + } + } +} +#define opj_t1_dec_sigpass_mqc_internal(t1, bpno, vsc, w, h, flags_stride) \ +{ \ + OPJ_INT32 one, half, oneplushalf; \ + OPJ_UINT32 i, j, k; \ + register OPJ_INT32 *data = t1->data; \ + register opj_flag_t *flagsp = &t1->flags[(flags_stride) + 1]; \ + const OPJ_UINT32 l_w = w; \ + opj_mqc_t* mqc = &(t1->mqc); \ + DOWNLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \ + register OPJ_UINT32 v; \ + one = 1 << bpno; \ + half = one >> 1; \ + oneplushalf = one | half; \ + for (k = 0; k < (h & ~3u); k += 4, data += 3*l_w, flagsp += 2) { \ + for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \ + opj_flag_t flags = *flagsp; \ + if( flags != 0 ) { \ + opj_t1_dec_sigpass_step_mqc_macro( \ + flags, flagsp, flags_stride, data, \ + l_w, 0, mqc, curctx, v, a, c, ct, oneplushalf, vsc); \ + opj_t1_dec_sigpass_step_mqc_macro( \ + flags, flagsp, flags_stride, data, \ + l_w, 1, mqc, curctx, v, a, c, ct, oneplushalf, OPJ_FALSE); \ + opj_t1_dec_sigpass_step_mqc_macro( \ + flags, flagsp, flags_stride, data, \ + l_w, 2, mqc, curctx, v, a, c, ct, oneplushalf, OPJ_FALSE); \ + opj_t1_dec_sigpass_step_mqc_macro( \ + flags, flagsp, flags_stride, data, \ + l_w, 3, mqc, curctx, v, a, c, ct, oneplushalf, OPJ_FALSE); \ + *flagsp = flags; \ + } \ + } \ + } \ + UPLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \ + if( k < h ) { \ + for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \ + for (j = 0; j < h - k; ++j) { \ + opj_t1_dec_sigpass_step_mqc(t1, flagsp, \ + data + j * l_w, oneplushalf, j, flags_stride, vsc); \ + } \ + } \ + } \ +} +static void opj_t1_dec_sigpass_mqc_64x64_novsc( + opj_t1_t *t1, + OPJ_INT32 bpno) +{ + opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_FALSE, 64, 64, 66); +} -static void opj_t1_enc_sigpass(opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_UINT32 orient, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 cblksty - ) +static void opj_t1_dec_sigpass_mqc_64x64_vsc( + opj_t1_t *t1, + OPJ_INT32 bpno) { - OPJ_UINT32 i, j, k, vsc; - OPJ_INT32 one; - - *nmsedec = 0; - one = 1 << (bpno + T1_NMSEDEC_FRACBITS); - for (k = 0; k < t1->h; k += 4) { - for (i = 0; i < t1->w; ++i) { - for (j = k; j < k + 4 && j < t1->h; ++j) { - vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (j == k + 3 || j == t1->h - 1)) ? 1 : 0; - opj_t1_enc_sigpass_step( - t1, - &t1->flags[((j+1) * t1->flags_stride) + i + 1], - &t1->data[(j * t1->data_stride) + i], - orient, - bpno, - one, - nmsedec, - type, - vsc); - } - } - } + opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_TRUE, 64, 64, 66); } -static void opj_t1_dec_sigpass_raw( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient, - OPJ_INT32 cblksty) +static void opj_t1_dec_sigpass_mqc_generic_novsc( + opj_t1_t *t1, + OPJ_INT32 bpno) { - OPJ_INT32 one, half, oneplushalf, vsc; - OPJ_UINT32 i, j, k; - one = 1 << bpno; - half = one >> 1; - oneplushalf = one | half; - for (k = 0; k < t1->h; k += 4) { - for (i = 0; i < t1->w; ++i) { - for (j = k; j < k + 4 && j < t1->h; ++j) { - vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (j == k + 3 || j == t1->h - 1)) ? 1 : 0; - opj_t1_dec_sigpass_step_raw( - t1, - &t1->flags[((j+1) * t1->flags_stride) + i + 1], - &t1->data[(j * t1->w) + i], - orient, - oneplushalf, - vsc); - } - } - } -} /* VSC and BYPASS by Antonin */ + opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_FALSE, t1->w, t1->h, + t1->w + 2U); +} + +static void opj_t1_dec_sigpass_mqc_generic_vsc( + opj_t1_t *t1, + OPJ_INT32 bpno) +{ + opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_TRUE, t1->w, t1->h, + t1->w + 2U); +} static void opj_t1_dec_sigpass_mqc( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient) + opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 cblksty) { - OPJ_INT32 one, half, oneplushalf; - OPJ_UINT32 i, j, k; - OPJ_INT32 *data1 = t1->data; - opj_flag_t *flags1 = &t1->flags[1]; - one = 1 << bpno; - half = one >> 1; - oneplushalf = one | half; - for (k = 0; k < (t1->h & ~3u); k += 4) { - for (i = 0; i < t1->w; ++i) { - OPJ_INT32 *data2 = data1 + i; - opj_flag_t *flags2 = flags1 + i; - flags2 += t1->flags_stride; - opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - flags2 += t1->flags_stride; - opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - flags2 += t1->flags_stride; - opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - flags2 += t1->flags_stride; - opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - } - data1 += t1->w << 2; - flags1 += t1->flags_stride << 2; + if (t1->w == 64 && t1->h == 64) { + if (cblksty & J2K_CCP_CBLKSTY_VSC) { + opj_t1_dec_sigpass_mqc_64x64_vsc(t1, bpno); + } else { + opj_t1_dec_sigpass_mqc_64x64_novsc(t1, bpno); } - for (i = 0; i < t1->w; ++i) { - OPJ_INT32 *data2 = data1 + i; - opj_flag_t *flags2 = flags1 + i; - for (j = k; j < t1->h; ++j) { - flags2 += t1->flags_stride; - opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - } + } else { + if (cblksty & J2K_CCP_CBLKSTY_VSC) { + opj_t1_dec_sigpass_mqc_generic_vsc(t1, bpno); + } else { + opj_t1_dec_sigpass_mqc_generic_novsc(t1, bpno); } -} /* VSC and BYPASS by Antonin */ + } +} -static void opj_t1_dec_sigpass_mqc_vsc( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient) +/** +Encode refinement pass step +*/ +static INLINE void opj_t1_enc_refpass_step(opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 bpno, + OPJ_INT32 one, + OPJ_INT32 *nmsedec, + OPJ_BYTE type, + OPJ_UINT32 ci) { - OPJ_INT32 one, half, oneplushalf, vsc; - OPJ_UINT32 i, j, k; - one = 1 << bpno; - half = one >> 1; - oneplushalf = one | half; - for (k = 0; k < t1->h; k += 4) { - for (i = 0; i < t1->w; ++i) { - for (j = k; j < k + 4 && j < t1->h; ++j) { - vsc = (j == k + 3 || j == t1->h - 1) ? 1 : 0; - opj_t1_dec_sigpass_step_mqc_vsc( - t1, - &t1->flags[((j+1) * t1->flags_stride) + i + 1], - &t1->data[(j * t1->w) + i], - orient, - oneplushalf, - vsc); - } - } - } -} /* VSC and BYPASS by Antonin */ + OPJ_UINT32 v; + opj_mqc_t *mqc = &(t1->mqc); /* MQC component */ + OPJ_UINT32 const shift_flags = + (*flagsp >> (ci * 3U)); -static void opj_t1_enc_refpass_step( opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 bpno, - OPJ_INT32 one, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 vsc) -{ - OPJ_INT32 v; - OPJ_UINT32 flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = vsc ? (OPJ_UINT32)((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (OPJ_UINT32)(*flagsp); - if ((flag & (T1_SIG | T1_VISIT)) == T1_SIG) { - *nmsedec += opj_t1_getnmsedec_ref((OPJ_UINT32)opj_int_abs(*datap), (OPJ_UINT32)(bpno)); - v = opj_int_abs(*datap) & one ? 1 : 0; - opj_mqc_setcurctx(mqc, opj_t1_getctxno_mag(flag)); /* ESSAI */ - if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ - opj_mqc_bypass_enc(mqc, (OPJ_UINT32)v); - } else { - opj_mqc_encode(mqc, (OPJ_UINT32)v); - } - *flagsp |= T1_REFINE; - } + if ((shift_flags & (T1_SIGMA_THIS | T1_PI_THIS)) == T1_SIGMA_THIS) { + OPJ_UINT32 ctxt = opj_t1_getctxno_mag(shift_flags); + *nmsedec += opj_t1_getnmsedec_ref((OPJ_UINT32)opj_int_abs(*datap), + (OPJ_UINT32)bpno); + v = opj_int_abs(*datap) & one ? 1 : 0; +#ifdef DEBUG_ENC_REF + fprintf(stderr, " ctxt=%d\n", ctxt); +#endif + opj_mqc_setcurctx(mqc, ctxt); + if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ + opj_mqc_bypass_enc(mqc, v); + } else { + opj_mqc_encode(mqc, v); + } + *flagsp |= T1_MU_THIS << (ci * 3U); + } } + static INLINE void opj_t1_dec_refpass_step_raw( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 poshalf, - OPJ_INT32 neghalf, - OPJ_INT32 vsc) + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 poshalf, + OPJ_UINT32 ci) { - OPJ_INT32 v, t, flag; - - opj_raw_t *raw = t1->raw; /* RAW component */ - - flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); - if ((flag & (T1_SIG | T1_VISIT)) == T1_SIG) { - v = (OPJ_INT32)opj_raw_decode(raw); - t = v ? poshalf : neghalf; - *datap += *datap < 0 ? -t : t; - *flagsp |= T1_REFINE; - } -} /* VSC and BYPASS by Antonin */ + OPJ_UINT32 v; + + opj_mqc_t *mqc = &(t1->mqc); /* RAW component */ + + if ((*flagsp & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == + (T1_SIGMA_THIS << (ci * 3U))) { + v = opj_mqc_raw_decode(mqc); + *datap += (v ^ (*datap < 0)) ? poshalf : -poshalf; + *flagsp |= T1_MU_THIS << (ci * 3U); + } +} + +#define opj_t1_dec_refpass_step_mqc_macro(flags, data, data_stride, ci, \ + mqc, curctx, v, a, c, ct, poshalf) \ +{ \ + if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == \ + (T1_SIGMA_THIS << (ci * 3U))) { \ + OPJ_UINT32 ctxt = opj_t1_getctxno_mag(flags >> (ci * 3U)); \ + opj_t1_setcurctx(curctx, ctxt); \ + opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \ + data[ci*data_stride] += (v ^ (data[ci*data_stride] < 0)) ? poshalf : -poshalf; \ + flags |= T1_MU_THIS << (ci * 3U); \ + } \ +} static INLINE void opj_t1_dec_refpass_step_mqc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 poshalf, - OPJ_INT32 neghalf) + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 poshalf, + OPJ_UINT32 ci) { - OPJ_INT32 v, t, flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = *flagsp; - if ((flag & (T1_SIG | T1_VISIT)) == T1_SIG) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_mag((OPJ_UINT32)flag)); /* ESSAI */ - v = opj_mqc_decode(mqc); - t = v ? poshalf : neghalf; - *datap += *datap < 0 ? -t : t; - *flagsp |= T1_REFINE; - } -} /* VSC and BYPASS by Antonin */ - -static INLINE void opj_t1_dec_refpass_step_mqc_vsc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 poshalf, - OPJ_INT32 neghalf, - OPJ_INT32 vsc) -{ - OPJ_INT32 v, t, flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); - if ((flag & (T1_SIG | T1_VISIT)) == T1_SIG) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_mag((OPJ_UINT32)flag)); /* ESSAI */ - v = opj_mqc_decode(mqc); - t = v ? poshalf : neghalf; - *datap += *datap < 0 ? -t : t; - *flagsp |= T1_REFINE; - } -} /* VSC and BYPASS by Antonin */ + OPJ_UINT32 v; + opj_mqc_t *mqc = &(t1->mqc); /* MQC component */ + opj_t1_dec_refpass_step_mqc_macro(*flagsp, datap, 0, ci, + mqc, mqc->curctx, v, mqc->a, mqc->c, + mqc->ct, poshalf); +} static void opj_t1_enc_refpass( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 cblksty) + opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 *nmsedec, + OPJ_BYTE type) { - OPJ_UINT32 i, j, k, vsc; - OPJ_INT32 one; - - *nmsedec = 0; - one = 1 << (bpno + T1_NMSEDEC_FRACBITS); - for (k = 0; k < t1->h; k += 4) { - for (i = 0; i < t1->w; ++i) { - for (j = k; j < k + 4 && j < t1->h; ++j) { - vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (j == k + 3 || j == t1->h - 1)) ? 1 : 0; - opj_t1_enc_refpass_step( - t1, - &t1->flags[((j+1) * t1->flags_stride) + i + 1], - &t1->data[(j * t1->data_stride) + i], - bpno, - one, - nmsedec, - type, - vsc); - } - } - } + OPJ_UINT32 i, k; + const OPJ_INT32 one = 1 << (bpno + T1_NMSEDEC_FRACBITS); + opj_flag_t* f = &T1_FLAGS(0, 0); + const OPJ_UINT32 extra = 2U; + + *nmsedec = 0; +#ifdef DEBUG_ENC_REF + fprintf(stderr, "enc_refpass: bpno=%d\n", bpno); +#endif + for (k = 0; k < (t1->h & ~3U); k += 4) { +#ifdef DEBUG_ENC_REF + fprintf(stderr, " k=%d\n", k); +#endif + for (i = 0; i < t1->w; ++i) { +#ifdef DEBUG_ENC_REF + fprintf(stderr, " i=%d\n", i); +#endif + if ((*f & (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13)) == 0) { + /* none significant */ + f++; + continue; + } + if ((*f & (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3)) == + (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3)) { + /* all processed by sigpass */ + f++; + continue; + } + + opj_t1_enc_refpass_step( + t1, + f, + &t1->data[((k + 0) * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + 0); + opj_t1_enc_refpass_step( + t1, + f, + &t1->data[((k + 1) * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + 1); + opj_t1_enc_refpass_step( + t1, + f, + &t1->data[((k + 2) * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + 2); + opj_t1_enc_refpass_step( + t1, + f, + &t1->data[((k + 3) * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + 3); + ++f; + } + f += extra; + } + + if (k < t1->h) { + OPJ_UINT32 j; +#ifdef DEBUG_ENC_REF + fprintf(stderr, " k=%d\n", k); +#endif + for (i = 0; i < t1->w; ++i) { +#ifdef DEBUG_ENC_REF + fprintf(stderr, " i=%d\n", i); +#endif + if ((*f & (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13)) == 0) { + /* none significant */ + f++; + continue; + } + for (j = k; j < t1->h; ++j) { + opj_t1_enc_refpass_step( + t1, + f, + &t1->data[(j * t1->data_stride) + i], + bpno, + one, + nmsedec, + type, + j - k); + } + ++f; + } + } } + static void opj_t1_dec_refpass_raw( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 cblksty) + opj_t1_t *t1, + OPJ_INT32 bpno) { - OPJ_INT32 one, poshalf, neghalf; - OPJ_UINT32 i, j, k; - OPJ_INT32 vsc; - one = 1 << bpno; - poshalf = one >> 1; - neghalf = bpno > 0 ? -poshalf : -1; - for (k = 0; k < t1->h; k += 4) { - for (i = 0; i < t1->w; ++i) { - for (j = k; j < k + 4 && j < t1->h; ++j) { - vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (j == k + 3 || j == t1->h - 1)) ? 1 : 0; - opj_t1_dec_refpass_step_raw( - t1, - &t1->flags[((j+1) * t1->flags_stride) + i + 1], - &t1->data[(j * t1->w) + i], - poshalf, - neghalf, - vsc); - } - } + OPJ_INT32 one, poshalf; + OPJ_UINT32 i, j, k; + OPJ_INT32 *data = t1->data; + opj_flag_t *flagsp = &T1_FLAGS(0, 0); + const OPJ_UINT32 l_w = t1->w; + one = 1 << bpno; + poshalf = one >> 1; + for (k = 0; k < (t1->h & ~3U); k += 4, flagsp += 2, data += 3 * l_w) { + for (i = 0; i < l_w; ++i, ++flagsp, ++data) { + opj_flag_t flags = *flagsp; + if (flags != 0) { + opj_t1_dec_refpass_step_raw( + t1, + flagsp, + data, + poshalf, + 0U); + opj_t1_dec_refpass_step_raw( + t1, + flagsp, + data + l_w, + poshalf, + 1U); + opj_t1_dec_refpass_step_raw( + t1, + flagsp, + data + 2 * l_w, + poshalf, + 2U); + opj_t1_dec_refpass_step_raw( + t1, + flagsp, + data + 3 * l_w, + poshalf, + 3U); + } + } + } + if (k < t1->h) { + for (i = 0; i < l_w; ++i, ++flagsp, ++data) { + for (j = 0; j < t1->h - k; ++j) { + opj_t1_dec_refpass_step_raw( + t1, + flagsp, + data + j * l_w, + poshalf, + j); + } } -} /* VSC and BYPASS by Antonin */ + } +} + +#define opj_t1_dec_refpass_mqc_internal(t1, bpno, w, h, flags_stride) \ +{ \ + OPJ_INT32 one, poshalf; \ + OPJ_UINT32 i, j, k; \ + register OPJ_INT32 *data = t1->data; \ + register opj_flag_t *flagsp = &t1->flags[flags_stride + 1]; \ + const OPJ_UINT32 l_w = w; \ + opj_mqc_t* mqc = &(t1->mqc); \ + DOWNLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \ + register OPJ_UINT32 v; \ + one = 1 << bpno; \ + poshalf = one >> 1; \ + for (k = 0; k < (h & ~3u); k += 4, data += 3*l_w, flagsp += 2) { \ + for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \ + opj_flag_t flags = *flagsp; \ + if( flags != 0 ) { \ + opj_t1_dec_refpass_step_mqc_macro( \ + flags, data, l_w, 0, \ + mqc, curctx, v, a, c, ct, poshalf); \ + opj_t1_dec_refpass_step_mqc_macro( \ + flags, data, l_w, 1, \ + mqc, curctx, v, a, c, ct, poshalf); \ + opj_t1_dec_refpass_step_mqc_macro( \ + flags, data, l_w, 2, \ + mqc, curctx, v, a, c, ct, poshalf); \ + opj_t1_dec_refpass_step_mqc_macro( \ + flags, data, l_w, 3, \ + mqc, curctx, v, a, c, ct, poshalf); \ + *flagsp = flags; \ + } \ + } \ + } \ + UPLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \ + if( k < h ) { \ + for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \ + for (j = 0; j < h - k; ++j) { \ + opj_t1_dec_refpass_step_mqc(t1, flagsp, data + j * l_w, poshalf, j); \ + } \ + } \ + } \ +} + +static void opj_t1_dec_refpass_mqc_64x64( + opj_t1_t *t1, + OPJ_INT32 bpno) +{ + opj_t1_dec_refpass_mqc_internal(t1, bpno, 64, 64, 66); +} + +static void opj_t1_dec_refpass_mqc_generic( + opj_t1_t *t1, + OPJ_INT32 bpno) +{ + opj_t1_dec_refpass_mqc_internal(t1, bpno, t1->w, t1->h, t1->w + 2U); +} static void opj_t1_dec_refpass_mqc( - opj_t1_t *t1, - OPJ_INT32 bpno) + opj_t1_t *t1, + OPJ_INT32 bpno) { - OPJ_INT32 one, poshalf, neghalf; - OPJ_UINT32 i, j, k; - OPJ_INT32 *data1 = t1->data; - opj_flag_t *flags1 = &t1->flags[1]; - one = 1 << bpno; - poshalf = one >> 1; - neghalf = bpno > 0 ? -poshalf : -1; - for (k = 0; k < (t1->h & ~3u); k += 4) { - for (i = 0; i < t1->w; ++i) { - OPJ_INT32 *data2 = data1 + i; - opj_flag_t *flags2 = flags1 + i; - flags2 += t1->flags_stride; - opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); - data2 += t1->w; - flags2 += t1->flags_stride; - opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); - data2 += t1->w; - flags2 += t1->flags_stride; - opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); - data2 += t1->w; - flags2 += t1->flags_stride; - opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); - data2 += t1->w; - } - data1 += t1->w << 2; - flags1 += t1->flags_stride << 2; + if (t1->w == 64 && t1->h == 64) { + opj_t1_dec_refpass_mqc_64x64(t1, bpno); + } else { + opj_t1_dec_refpass_mqc_generic(t1, bpno); + } +} + +/** +Encode clean-up pass step +*/ +static void opj_t1_enc_clnpass_step( + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 bpno, + OPJ_INT32 one, + OPJ_INT32 *nmsedec, + OPJ_UINT32 agg, + OPJ_UINT32 runlen, + OPJ_UINT32 lim, + OPJ_UINT32 cblksty) +{ + OPJ_UINT32 v; + OPJ_UINT32 ci; + opj_mqc_t *mqc = &(t1->mqc); /* MQC component */ + + const OPJ_UINT32 check = (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13 | + T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); + + if ((*flagsp & check) == check) { + if (runlen == 0) { + *flagsp &= ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); + } else if (runlen == 1) { + *flagsp &= ~(T1_PI_1 | T1_PI_2 | T1_PI_3); + } else if (runlen == 2) { + *flagsp &= ~(T1_PI_2 | T1_PI_3); + } else if (runlen == 3) { + *flagsp &= ~(T1_PI_3); } - for (i = 0; i < t1->w; ++i) { - OPJ_INT32 *data2 = data1 + i; - opj_flag_t *flags2 = flags1 + i; - for (j = k; j < t1->h; ++j) { - flags2 += t1->flags_stride; - opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); - data2 += t1->w; - } + return; + } + + for (ci = runlen; ci < lim; ++ci) { + OPJ_UINT32 vsc; + opj_flag_t flags; + + flags = *flagsp; + + if ((agg != 0) && (ci == runlen)) { + goto LABEL_PARTIAL; + } + + if (!(flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U)))) { + OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U)); +#ifdef DEBUG_ENC_CLN + printf(" ctxt1=%d\n", ctxt1); +#endif + opj_mqc_setcurctx(mqc, ctxt1); + v = opj_int_abs(*datap) & one ? 1 : 0; + opj_mqc_encode(mqc, v); + if (v) { + OPJ_UINT32 ctxt2, spb; + OPJ_UINT32 lu; +LABEL_PARTIAL: + lu = opj_t1_getctxtno_sc_or_spb_index( + *flagsp, + flagsp[-1], flagsp[1], + ci); + *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap), + (OPJ_UINT32)bpno); + ctxt2 = opj_t1_getctxno_sc(lu); +#ifdef DEBUG_ENC_CLN + printf(" ctxt2=%d\n", ctxt2); +#endif + opj_mqc_setcurctx(mqc, ctxt2); + + v = *datap < 0 ? 1U : 0U; + spb = opj_t1_getspb(lu); +#ifdef DEBUG_ENC_CLN + printf(" spb=%d\n", spb); +#endif + opj_mqc_encode(mqc, v ^ spb); + vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (ci == 0)) ? 1 : 0; + opj_t1_update_flags(flagsp, ci, v, t1->w + 2U, vsc); + } } -} /* VSC and BYPASS by Antonin */ + *flagsp &= ~(T1_PI_THIS << (3U * ci)); + datap += t1->data_stride; + } +} + +#define opj_t1_dec_clnpass_step_macro(check_flags, partial, \ + flags, flagsp, flags_stride, data, \ + data_stride, ci, mqc, curctx, \ + v, a, c, ct, oneplushalf, vsc) \ +{ \ + if ( !check_flags || !(flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U)))) {\ + do { \ + if( !partial ) { \ + OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U)); \ + opj_t1_setcurctx(curctx, ctxt1); \ + opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \ + if( !v ) \ + break; \ + } \ + { \ + OPJ_UINT32 lu = opj_t1_getctxtno_sc_or_spb_index( \ + flags, flagsp[-1], flagsp[1], \ + ci); \ + opj_t1_setcurctx(curctx, opj_t1_getctxno_sc(lu)); \ + opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \ + v = v ^ opj_t1_getspb(lu); \ + data[ci*data_stride] = v ? -oneplushalf : oneplushalf; \ + opj_t1_update_flags_macro(flags, flagsp, ci, v, flags_stride, vsc); \ + } \ + } while(0); \ + } \ +} -static void opj_t1_dec_refpass_mqc_vsc( - opj_t1_t *t1, - OPJ_INT32 bpno) +static void opj_t1_dec_clnpass_step( + opj_t1_t *t1, + opj_flag_t *flagsp, + OPJ_INT32 *datap, + OPJ_INT32 oneplushalf, + OPJ_UINT32 ci, + OPJ_UINT32 vsc) { - OPJ_INT32 one, poshalf, neghalf; - OPJ_UINT32 i, j, k; - OPJ_INT32 vsc; - one = 1 << bpno; - poshalf = one >> 1; - neghalf = bpno > 0 ? -poshalf : -1; - for (k = 0; k < t1->h; k += 4) { - for (i = 0; i < t1->w; ++i) { - for (j = k; j < k + 4 && j < t1->h; ++j) { - vsc = ((j == k + 3 || j == t1->h - 1)) ? 1 : 0; - opj_t1_dec_refpass_step_mqc_vsc( - t1, - &t1->flags[((j+1) * t1->flags_stride) + i + 1], - &t1->data[(j * t1->w) + i], - poshalf, - neghalf, - vsc); - } + OPJ_UINT32 v; + + opj_mqc_t *mqc = &(t1->mqc); /* MQC component */ + opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, + *flagsp, flagsp, t1->w + 2U, datap, + 0, ci, mqc, mqc->curctx, + v, mqc->a, mqc->c, mqc->ct, oneplushalf, vsc); +} + +static void opj_t1_enc_clnpass( + opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 *nmsedec, + OPJ_UINT32 cblksty) +{ + OPJ_UINT32 i, k; + const OPJ_INT32 one = 1 << (bpno + T1_NMSEDEC_FRACBITS); + OPJ_UINT32 agg, runlen; + + opj_mqc_t *mqc = &(t1->mqc); /* MQC component */ + + *nmsedec = 0; +#ifdef DEBUG_ENC_CLN + printf("enc_clnpass: bpno=%d\n", bpno); +#endif + for (k = 0; k < (t1->h & ~3U); k += 4) { +#ifdef DEBUG_ENC_CLN + printf(" k=%d\n", k); +#endif + for (i = 0; i < t1->w; ++i) { +#ifdef DEBUG_ENC_CLN + printf(" i=%d\n", i); +#endif + agg = !(T1_FLAGS(i, k)); +#ifdef DEBUG_ENC_CLN + printf(" agg=%d\n", agg); +#endif + if (agg) { + for (runlen = 0; runlen < 4; ++runlen) { + if (opj_int_abs(t1->data[((k + runlen)*t1->data_stride) + i]) & one) { + break; + } + } + opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); + opj_mqc_encode(mqc, runlen != 4); + if (runlen == 4) { + continue; } + opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); + opj_mqc_encode(mqc, runlen >> 1); + opj_mqc_encode(mqc, runlen & 1); + } else { + runlen = 0; + } + opj_t1_enc_clnpass_step( + t1, + &T1_FLAGS(i, k), + &t1->data[((k + runlen) * t1->data_stride) + i], + bpno, + one, + nmsedec, + agg, + runlen, + 4U, + cblksty); } -} /* VSC and BYPASS by Antonin */ + } + if (k < t1->h) { + agg = 0; + runlen = 0; +#ifdef DEBUG_ENC_CLN + printf(" k=%d\n", k); +#endif + for (i = 0; i < t1->w; ++i) { +#ifdef DEBUG_ENC_CLN + printf(" i=%d\n", i); + printf(" agg=%d\n", agg); +#endif + opj_t1_enc_clnpass_step( + t1, + &T1_FLAGS(i, k), + &t1->data[((k + runlen) * t1->data_stride) + i], + bpno, + one, + nmsedec, + agg, + runlen, + t1->h - k, + cblksty); + } + } +} +#define opj_t1_dec_clnpass_internal(t1, bpno, vsc, w, h, flags_stride) \ +{ \ + OPJ_INT32 one, half, oneplushalf; \ + OPJ_UINT32 runlen; \ + OPJ_UINT32 i, j, k; \ + const OPJ_UINT32 l_w = w; \ + opj_mqc_t* mqc = &(t1->mqc); \ + register OPJ_INT32 *data = t1->data; \ + register opj_flag_t *flagsp = &t1->flags[flags_stride + 1]; \ + DOWNLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \ + register OPJ_UINT32 v; \ + one = 1 << bpno; \ + half = one >> 1; \ + oneplushalf = one | half; \ + for (k = 0; k < (h & ~3u); k += 4, data += 3*l_w, flagsp += 2) { \ + for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \ + opj_flag_t flags = *flagsp; \ + if (flags == 0) { \ + OPJ_UINT32 partial = OPJ_TRUE; \ + opj_t1_setcurctx(curctx, T1_CTXNO_AGG); \ + opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \ + if (!v) { \ + continue; \ + } \ + opj_t1_setcurctx(curctx, T1_CTXNO_UNI); \ + opj_mqc_decode_macro(runlen, mqc, curctx, a, c, ct); \ + opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \ + runlen = (runlen << 1) | v; \ + switch(runlen) { \ + case 0: \ + opj_t1_dec_clnpass_step_macro(OPJ_FALSE, OPJ_TRUE,\ + flags, flagsp, flags_stride, data, \ + l_w, 0, mqc, curctx, \ + v, a, c, ct, oneplushalf, vsc); \ + partial = OPJ_FALSE; \ + /* FALLTHRU */ \ + case 1: \ + opj_t1_dec_clnpass_step_macro(OPJ_FALSE, partial,\ + flags, flagsp, flags_stride, data, \ + l_w, 1, mqc, curctx, \ + v, a, c, ct, oneplushalf, OPJ_FALSE); \ + partial = OPJ_FALSE; \ + /* FALLTHRU */ \ + case 2: \ + opj_t1_dec_clnpass_step_macro(OPJ_FALSE, partial,\ + flags, flagsp, flags_stride, data, \ + l_w, 2, mqc, curctx, \ + v, a, c, ct, oneplushalf, OPJ_FALSE); \ + partial = OPJ_FALSE; \ + /* FALLTHRU */ \ + case 3: \ + opj_t1_dec_clnpass_step_macro(OPJ_FALSE, partial,\ + flags, flagsp, flags_stride, data, \ + l_w, 3, mqc, curctx, \ + v, a, c, ct, oneplushalf, OPJ_FALSE); \ + break; \ + } \ + } else { \ + opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \ + flags, flagsp, flags_stride, data, \ + l_w, 0, mqc, curctx, \ + v, a, c, ct, oneplushalf, vsc); \ + opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \ + flags, flagsp, flags_stride, data, \ + l_w, 1, mqc, curctx, \ + v, a, c, ct, oneplushalf, OPJ_FALSE); \ + opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \ + flags, flagsp, flags_stride, data, \ + l_w, 2, mqc, curctx, \ + v, a, c, ct, oneplushalf, OPJ_FALSE); \ + opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \ + flags, flagsp, flags_stride, data, \ + l_w, 3, mqc, curctx, \ + v, a, c, ct, oneplushalf, OPJ_FALSE); \ + } \ + *flagsp = flags & ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); \ + } \ + } \ + UPLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \ + if( k < h ) { \ + for (i = 0; i < l_w; ++i, ++flagsp, ++data) { \ + for (j = 0; j < h - k; ++j) { \ + opj_t1_dec_clnpass_step(t1, flagsp, data + j * l_w, oneplushalf, j, vsc); \ + } \ + *flagsp &= ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); \ + } \ + } \ +} -static void opj_t1_enc_clnpass_step( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_UINT32 orient, - OPJ_INT32 bpno, - OPJ_INT32 one, - OPJ_INT32 *nmsedec, - OPJ_UINT32 partial, - OPJ_UINT32 vsc) +static void opj_t1_dec_clnpass_check_segsym(opj_t1_t *t1, OPJ_INT32 cblksty) { - OPJ_INT32 v; - OPJ_UINT32 flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = vsc ? (OPJ_UINT32)((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (OPJ_UINT32)(*flagsp); - if (partial) { - goto LABEL_PARTIAL; - } - if (!(*flagsp & (T1_SIG | T1_VISIT))) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc(flag, orient)); - v = opj_int_abs(*datap) & one ? 1 : 0; - opj_mqc_encode(mqc, (OPJ_UINT32)v); - if (v) { -LABEL_PARTIAL: - *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap), (OPJ_UINT32)(bpno)); - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); - v = *datap < 0 ? 1 : 0; - opj_mqc_encode(mqc, (OPJ_UINT32)(v ^ opj_t1_getspb((OPJ_UINT32)flag))); - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); - } - } - *flagsp &= ~T1_VISIT; + if (cblksty & J2K_CCP_CBLKSTY_SEGSYM) { + opj_mqc_t* mqc = &(t1->mqc); + OPJ_UINT32 v, v2; + opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); + opj_mqc_decode(v, mqc); + opj_mqc_decode(v2, mqc); + v = (v << 1) | v2; + opj_mqc_decode(v2, mqc); + v = (v << 1) | v2; + opj_mqc_decode(v2, mqc); + v = (v << 1) | v2; + /* + if (v!=0xa) { + opj_event_msg(t1->cinfo, EVT_WARNING, "Bad segmentation symbol %x\n", v); + } + */ + } } -static void opj_t1_dec_clnpass_step_partial( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf) +static void opj_t1_dec_clnpass_64x64_novsc( + opj_t1_t *t1, + OPJ_INT32 bpno) { - OPJ_INT32 v, flag; - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - OPJ_ARG_NOT_USED(orient); - - flag = *flagsp; - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc((OPJ_UINT32)flag)); - v = opj_mqc_decode(mqc) ^ opj_t1_getspb((OPJ_UINT32)flag); - *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); - *flagsp &= ~T1_VISIT; -} /* VSC and BYPASS by Antonin */ + opj_t1_dec_clnpass_internal(t1, bpno, OPJ_FALSE, 64, 64, 66); +} -static void opj_t1_dec_clnpass_step( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf) +static void opj_t1_dec_clnpass_64x64_vsc( + opj_t1_t *t1, + OPJ_INT32 bpno) { - OPJ_INT32 v, flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = *flagsp; - if (!(flag & (T1_SIG | T1_VISIT))) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc((OPJ_UINT32)flag, (OPJ_UINT32)orient)); - if (opj_mqc_decode(mqc)) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc((OPJ_UINT32)flag)); - v = opj_mqc_decode(mqc) ^ opj_t1_getspb((OPJ_UINT32)flag); - *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); - } - } - *flagsp &= ~T1_VISIT; -} /* VSC and BYPASS by Antonin */ - -static void opj_t1_dec_clnpass_step_vsc( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf, - OPJ_INT32 partial, - OPJ_INT32 vsc) + opj_t1_dec_clnpass_internal(t1, bpno, OPJ_TRUE, 64, 64, 66); +} + +static void opj_t1_dec_clnpass_generic_novsc( + opj_t1_t *t1, + OPJ_INT32 bpno) { - OPJ_INT32 v, flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); - if (partial) { - goto LABEL_PARTIAL; - } - if (!(flag & (T1_SIG | T1_VISIT))) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc((OPJ_UINT32)flag, (OPJ_UINT32)orient)); - if (opj_mqc_decode(mqc)) { -LABEL_PARTIAL: - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc((OPJ_UINT32)flag)); - v = opj_mqc_decode(mqc) ^ opj_t1_getspb((OPJ_UINT32)flag); - *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); - } - } - *flagsp &= ~T1_VISIT; + opj_t1_dec_clnpass_internal(t1, bpno, OPJ_FALSE, t1->w, t1->h, + t1->w + 2U); } -static void opj_t1_enc_clnpass( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_UINT32 orient, - OPJ_INT32 *nmsedec, - OPJ_UINT32 cblksty) +static void opj_t1_dec_clnpass_generic_vsc( + opj_t1_t *t1, + OPJ_INT32 bpno) { - OPJ_UINT32 i, j, k; - OPJ_INT32 one; - OPJ_UINT32 agg, runlen, vsc; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - *nmsedec = 0; - one = 1 << (bpno + T1_NMSEDEC_FRACBITS); - for (k = 0; k < t1->h; k += 4) { - for (i = 0; i < t1->w; ++i) { - if (k + 3 < t1->h) { - if (cblksty & J2K_CCP_CBLKSTY_VSC) { - agg = !(MACRO_t1_flags(1 + k,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH) - || MACRO_t1_flags(1 + k + 1,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH) - || MACRO_t1_flags(1 + k + 2,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH) - || (MACRO_t1_flags(1 + k + 3,1 + i) - & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) & (T1_SIG | T1_VISIT | T1_SIG_OTH)); - } else { - agg = !((MACRO_t1_flags(1 + k,1 + i) | - MACRO_t1_flags(1 + k + 1,1 + i) | - MACRO_t1_flags(1 + k + 2,1 + i) | - MACRO_t1_flags(1 + k + 3,1 + i)) & (T1_SIG | T1_VISIT | T1_SIG_OTH)); - } - } else { - agg = 0; - } - if (agg) { - for (runlen = 0; runlen < 4; ++runlen) { - if (opj_int_abs(t1->data[((k + runlen)*t1->data_stride) + i]) & one) - break; - } - opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); - opj_mqc_encode(mqc, runlen != 4); - if (runlen == 4) { - continue; - } - opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); - opj_mqc_encode(mqc, runlen >> 1); - opj_mqc_encode(mqc, runlen & 1); - } else { - runlen = 0; - } - for (j = k + runlen; j < k + 4 && j < t1->h; ++j) { - vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (j == k + 3 || j == t1->h - 1)) ? 1 : 0; - opj_t1_enc_clnpass_step( - t1, - &t1->flags[((j+1) * t1->flags_stride) + i + 1], - &t1->data[(j * t1->data_stride) + i], - orient, - bpno, - one, - nmsedec, - agg && (j == k + runlen), - vsc); - } - } - } + opj_t1_dec_clnpass_internal(t1, bpno, OPJ_TRUE, t1->w, t1->h, + t1->w + 2U); } static void opj_t1_dec_clnpass( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient, - OPJ_INT32 cblksty) + opj_t1_t *t1, + OPJ_INT32 bpno, + OPJ_INT32 cblksty) { - OPJ_INT32 one, half, oneplushalf, agg, runlen, vsc; - OPJ_UINT32 i, j, k; - OPJ_INT32 segsym = cblksty & J2K_CCP_CBLKSTY_SEGSYM; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - one = 1 << bpno; - half = one >> 1; - oneplushalf = one | half; - if (cblksty & J2K_CCP_CBLKSTY_VSC) { - for (k = 0; k < t1->h; k += 4) { - for (i = 0; i < t1->w; ++i) { - if (k + 3 < t1->h) { - agg = !(MACRO_t1_flags(1 + k,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH) - || MACRO_t1_flags(1 + k + 1,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH) - || MACRO_t1_flags(1 + k + 2,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH) - || (MACRO_t1_flags(1 + k + 3,1 + i) - & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) & (T1_SIG | T1_VISIT | T1_SIG_OTH)); - } else { - agg = 0; - } - if (agg) { - opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); - if (!opj_mqc_decode(mqc)) { - continue; - } - opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); - runlen = opj_mqc_decode(mqc); - runlen = (runlen << 1) | opj_mqc_decode(mqc); - } else { - runlen = 0; - } - for (j = k + (OPJ_UINT32)runlen; j < k + 4 && j < t1->h; ++j) { - vsc = (j == k + 3 || j == t1->h - 1) ? 1 : 0; - opj_t1_dec_clnpass_step_vsc( - t1, - &t1->flags[((j+1) * t1->flags_stride) + i + 1], - &t1->data[(j * t1->w) + i], - orient, - oneplushalf, - agg && (j == k + (OPJ_UINT32)runlen), - vsc); - } - } - } - } else { - OPJ_INT32 *data1 = t1->data; - opj_flag_t *flags1 = &t1->flags[1]; - for (k = 0; k < (t1->h & ~3u); k += 4) { - for (i = 0; i < t1->w; ++i) { - OPJ_INT32 *data2 = data1 + i; - opj_flag_t *flags2 = flags1 + i; - agg = !((MACRO_t1_flags(1 + k, 1 + i) | - MACRO_t1_flags(1 + k + 1, 1 + i) | - MACRO_t1_flags(1 + k + 2, 1 + i) | - MACRO_t1_flags(1 + k + 3, 1 + i)) & (T1_SIG | T1_VISIT | T1_SIG_OTH)); - if (agg) { - opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); - if (!opj_mqc_decode(mqc)) { - continue; - } - opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); - runlen = opj_mqc_decode(mqc); - runlen = (runlen << 1) | opj_mqc_decode(mqc); - flags2 += (OPJ_UINT32)runlen * t1->flags_stride; - data2 += (OPJ_UINT32)runlen * t1->w; - for (j = (OPJ_UINT32)runlen; j < 4 && j < t1->h; ++j) { - flags2 += t1->flags_stride; - if (agg && (j == (OPJ_UINT32)runlen)) { - opj_t1_dec_clnpass_step_partial(t1, flags2, data2, orient, oneplushalf); - } else { - opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); - } - data2 += t1->w; - } - } else { - flags2 += t1->flags_stride; - opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - flags2 += t1->flags_stride; - opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - flags2 += t1->flags_stride; - opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - flags2 += t1->flags_stride; - opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - } - } - data1 += t1->w << 2; - flags1 += t1->flags_stride << 2; - } - for (i = 0; i < t1->w; ++i) { - OPJ_INT32 *data2 = data1 + i; - opj_flag_t *flags2 = flags1 + i; - for (j = k; j < t1->h; ++j) { - flags2 += t1->flags_stride; - opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); - data2 += t1->w; - } - } - } - - if (segsym) { - OPJ_INT32 v = 0; - opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); - v = opj_mqc_decode(mqc); - v = (v << 1) | opj_mqc_decode(mqc); - v = (v << 1) | opj_mqc_decode(mqc); - v = (v << 1) | opj_mqc_decode(mqc); - /* - if (v!=0xa) { - opj_event_msg(t1->cinfo, EVT_WARNING, "Bad segmentation symbol %x\n", v); - } - */ - } -} /* VSC and BYPASS by Antonin */ + if (t1->w == 64 && t1->h == 64) { + if (cblksty & J2K_CCP_CBLKSTY_VSC) { + opj_t1_dec_clnpass_64x64_vsc(t1, bpno); + } else { + opj_t1_dec_clnpass_64x64_novsc(t1, bpno); + } + } else { + if (cblksty & J2K_CCP_CBLKSTY_VSC) { + opj_t1_dec_clnpass_generic_vsc(t1, bpno); + } else { + opj_t1_dec_clnpass_generic_novsc(t1, bpno); + } + } + opj_t1_dec_clnpass_check_segsym(t1, cblksty); +} /** mod fixed_quality */ static OPJ_FLOAT64 opj_t1_getwmsedec( - OPJ_INT32 nmsedec, - OPJ_UINT32 compno, - OPJ_UINT32 level, - OPJ_UINT32 orient, - OPJ_INT32 bpno, - OPJ_UINT32 qmfbid, - OPJ_FLOAT64 stepsize, - OPJ_UINT32 numcomps, - const OPJ_FLOAT64 * mct_norms, - OPJ_UINT32 mct_numcomps) + OPJ_INT32 nmsedec, + OPJ_UINT32 compno, + OPJ_UINT32 level, + OPJ_UINT32 orient, + OPJ_INT32 bpno, + OPJ_UINT32 qmfbid, + OPJ_FLOAT64 stepsize, + OPJ_UINT32 numcomps, + const OPJ_FLOAT64 * mct_norms, + OPJ_UINT32 mct_numcomps) { - OPJ_FLOAT64 w1 = 1, w2, wmsedec; - OPJ_ARG_NOT_USED(numcomps); + OPJ_FLOAT64 w1 = 1, w2, wmsedec; + OPJ_ARG_NOT_USED(numcomps); - if (mct_norms && (compno < mct_numcomps)) { - w1 = mct_norms[compno]; - } + if (mct_norms && (compno < mct_numcomps)) { + w1 = mct_norms[compno]; + } - if (qmfbid == 1) { - w2 = opj_dwt_getnorm(level, orient); - } else { /* if (qmfbid == 0) */ - w2 = opj_dwt_getnorm_real(level, orient); - } + if (qmfbid == 1) { + w2 = opj_dwt_getnorm(level, orient); + } else { /* if (qmfbid == 0) */ + w2 = opj_dwt_getnorm_real(level, orient); + } - wmsedec = w1 * w2 * stepsize * (1 << bpno); - wmsedec *= wmsedec * nmsedec / 8192.0; + wmsedec = w1 * w2 * stepsize * (1 << bpno); + wmsedec *= wmsedec * nmsedec / 8192.0; - return wmsedec; + return wmsedec; } static OPJ_BOOL opj_t1_allocate_buffers( - opj_t1_t *t1, - OPJ_UINT32 w, - OPJ_UINT32 h) + opj_t1_t *t1, + OPJ_UINT32 w, + OPJ_UINT32 h) { - OPJ_UINT32 datasize=w * h; - OPJ_UINT32 flagssize; - - /* encoder uses tile buffer, so no need to allocate */ - if (!t1->encoder) { - if(datasize > t1->datasize){ - opj_aligned_free(t1->data); - if (((OPJ_UINT32)-1) / (OPJ_UINT32)sizeof(OPJ_INT32) < datasize) { - return OPJ_FALSE; - } - t1->data = (OPJ_INT32*) opj_aligned_malloc(datasize * sizeof(OPJ_INT32)); - if(!t1->data){ - /* FIXME event manager error callback */ - return OPJ_FALSE; - } - t1->datasize=datasize; - } - memset(t1->data,0,datasize * sizeof(OPJ_INT32)); - } - t1->flags_stride=w+2; - flagssize=t1->flags_stride * (h+2); - - if(flagssize > t1->flagssize){ - opj_aligned_free(t1->flags); - if (((OPJ_UINT32)-1) / (OPJ_UINT32)sizeof(opj_flag_t) < flagssize) { - return OPJ_FALSE; - } - t1->flags = (opj_flag_t*) opj_aligned_malloc(flagssize * sizeof(opj_flag_t)); - if(!t1->flags){ - /* FIXME event manager error callback */ - return OPJ_FALSE; - } - t1->flagssize=flagssize; - } - memset(t1->flags,0,flagssize * sizeof(opj_flag_t)); - - t1->w=w; - t1->h=h; - - return OPJ_TRUE; + size_t flagssize; + OPJ_UINT32 flags_stride; + + /* encoder uses tile buffer, so no need to allocate */ + if (!t1->encoder) { + size_t datasize; + +#if (SIZE_MAX / 0xFFFFFFFFU) < 0xFFFFFFFFU /* UINT32_MAX */ + /* Overflow check */ + if ((w > 0U) && ((size_t)h > (SIZE_MAX / (size_t)w))) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } +#endif + datasize = (size_t)w * h; + + /* Overflow check */ + if (datasize > (SIZE_MAX / sizeof(OPJ_INT32))) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } + + if (datasize > (size_t)t1->datasize) { + opj_aligned_free(t1->data); + t1->data = (OPJ_INT32*) opj_aligned_malloc(datasize * sizeof(OPJ_INT32)); + if (!t1->data) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } +#if SIZE_MAX > 0xFFFFFFFFU /* UINT32_MAX */ + /* TODO remove this if t1->datasize type changes to size_t */ + /* Overflow check */ + if (datasize > (size_t)0xFFFFFFFFU /* UINT32_MAX */) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } +#endif + t1->datasize = (OPJ_UINT32)datasize; + } + /* memset first arg is declared to never be null by gcc */ + if (t1->data != NULL) { + memset(t1->data, 0, datasize * sizeof(OPJ_INT32)); + } + } + + /* Overflow check */ + if (w > (0xFFFFFFFFU /* UINT32_MAX */ - 2U)) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } + flags_stride = w + 2U; /* can't be 0U */ + +#if (SIZE_MAX - 3U) < 0xFFFFFFFFU /* UINT32_MAX */ + /* Overflow check */ + if (h > (0xFFFFFFFFU /* UINT32_MAX */ - 3U)) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } +#endif + flagssize = (h + 3U) / 4U + 2U; + + /* Overflow check */ + if (flagssize > (SIZE_MAX / (size_t)flags_stride)) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } + flagssize *= (size_t)flags_stride; + { + /* BIG FAT XXX */ + opj_flag_t* p; + OPJ_UINT32 x; + OPJ_UINT32 flags_height = (h + 3U) / 4U; + + if (flagssize > (size_t)t1->flagssize) { + /* Overflow check */ + if (flagssize > (SIZE_MAX / sizeof(opj_flag_t))) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } + opj_aligned_free(t1->flags); + t1->flags = (opj_flag_t*) opj_aligned_malloc(flagssize * sizeof( + opj_flag_t)); + if (!t1->flags) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } +#if SIZE_MAX > 0xFFFFFFFFU /* UINT32_MAX */ + /* TODO remove this if t1->flagssize type changes to size_t */ + /* Overflow check */ + if (flagssize > (size_t)0xFFFFFFFFU /* UINT32_MAX */) { + /* FIXME event manager error callback */ + return OPJ_FALSE; + } +#endif + } + t1->flagssize = (OPJ_UINT32)flagssize; + + memset(t1->flags, 0, flagssize * sizeof(opj_flag_t)); + + p = &t1->flags[0]; + for (x = 0; x < flags_stride; ++x) { + /* magic value to hopefully stop any passes being interested in this entry */ + *p++ = (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); + } + + p = &t1->flags[((flags_height + 1) * flags_stride)]; + for (x = 0; x < flags_stride; ++x) { + /* magic value to hopefully stop any passes being interested in this entry */ + *p++ = (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); + } + + if (h % 4) { + OPJ_UINT32 v = 0; + p = &t1->flags[((flags_height) * flags_stride)]; + if (h % 4 == 1) { + v |= T1_PI_1 | T1_PI_2 | T1_PI_3; + } else if (h % 4 == 2) { + v |= T1_PI_2 | T1_PI_3; + } else if (h % 4 == 3) { + v |= T1_PI_3; + } + for (x = 0; x < flags_stride; ++x) { + *p++ = v; + } + } + } + + t1->w = w; + t1->h = h; + + return OPJ_TRUE; } /* ----------------------------------------------------------------------- */ @@ -1218,28 +1569,16 @@ static OPJ_BOOL opj_t1_allocate_buffers( */ opj_t1_t* opj_t1_create(OPJ_BOOL isEncoder) { - opj_t1_t *l_t1 = 00; - - l_t1 = (opj_t1_t*) opj_calloc(1,sizeof(opj_t1_t)); - if (!l_t1) { - return 00; - } - - /* create MQC and RAW handles */ - l_t1->mqc = opj_mqc_create(); - if (! l_t1->mqc) { - opj_t1_destroy(l_t1); - return 00; - } - - l_t1->raw = opj_raw_create(); - if (! l_t1->raw) { - opj_t1_destroy(l_t1); - return 00; - } - l_t1->encoder = isEncoder; - - return l_t1; + opj_t1_t *l_t1 = 00; + + l_t1 = (opj_t1_t*) opj_calloc(1, sizeof(opj_t1_t)); + if (!l_t1) { + return 00; + } + + l_t1->encoder = isEncoder; + + return l_t1; } @@ -1250,524 +1589,696 @@ opj_t1_t* opj_t1_create(OPJ_BOOL isEncoder) */ void opj_t1_destroy(opj_t1_t *p_t1) { - if (! p_t1) { - return; - } - - /* destroy MQC and RAW handles */ - opj_mqc_destroy(p_t1->mqc); - p_t1->mqc = 00; - opj_raw_destroy(p_t1->raw); - p_t1->raw = 00; - - /* encoder uses tile buffer, so no need to free */ - if (!p_t1->encoder && p_t1->data) { - opj_aligned_free(p_t1->data); - p_t1->data = 00; - } - - if (p_t1->flags) { - opj_aligned_free(p_t1->flags); - p_t1->flags = 00; - } - - opj_free(p_t1); + if (! p_t1) { + return; + } + + /* encoder uses tile buffer, so no need to free */ + if (!p_t1->encoder && p_t1->data) { + opj_aligned_free(p_t1->data); + p_t1->data = 00; + } + + if (p_t1->flags) { + opj_aligned_free(p_t1->flags); + p_t1->flags = 00; + } + + opj_free(p_t1->cblkdatabuffer); + + opj_free(p_t1); } -OPJ_BOOL opj_t1_decode_cblks( opj_t1_t* t1, - opj_tcd_tilecomp_t* tilec, - opj_tccp_t* tccp - ) +typedef struct { + OPJ_UINT32 resno; + opj_tcd_cblk_dec_t* cblk; + opj_tcd_band_t* band; + opj_tcd_tilecomp_t* tilec; + opj_tccp_t* tccp; + OPJ_BOOL mustuse_cblkdatabuffer; + volatile OPJ_BOOL* pret; + opj_event_mgr_t *p_manager; + opj_mutex_t* p_manager_mutex; + OPJ_BOOL check_pterm; +} opj_t1_cblk_decode_processing_job_t; + +static void opj_t1_destroy_wrapper(void* t1) { - OPJ_UINT32 resno, bandno, precno, cblkno; - OPJ_UINT32 tile_w = (OPJ_UINT32)(tilec->x1 - tilec->x0); - - for (resno = 0; resno < tilec->minimum_num_resolutions; ++resno) { - opj_tcd_resolution_t* res = &tilec->resolutions[resno]; - - for (bandno = 0; bandno < res->numbands; ++bandno) { - opj_tcd_band_t* restrict band = &res->bands[bandno]; - - for (precno = 0; precno < res->pw * res->ph; ++precno) { - opj_tcd_precinct_t* precinct = &band->precincts[precno]; - - for (cblkno = 0; cblkno < precinct->cw * precinct->ch; ++cblkno) { - opj_tcd_cblk_dec_t* cblk = &precinct->cblks.dec[cblkno]; - OPJ_INT32* restrict datap; - OPJ_UINT32 cblk_w, cblk_h; - OPJ_INT32 x, y; - OPJ_UINT32 i, j; - - if (OPJ_FALSE == opj_t1_decode_cblk( - t1, - cblk, - band->bandno, - (OPJ_UINT32)tccp->roishift, - tccp->cblksty)) { - return OPJ_FALSE; + opj_t1_destroy((opj_t1_t*) t1); +} + +static void opj_t1_clbl_decode_processor(void* user_data, opj_tls_t* tls) +{ + opj_tcd_cblk_dec_t* cblk; + opj_tcd_band_t* band; + opj_tcd_tilecomp_t* tilec; + opj_tccp_t* tccp; + OPJ_INT32* OPJ_RESTRICT datap; + OPJ_UINT32 cblk_w, cblk_h; + OPJ_INT32 x, y; + OPJ_UINT32 i, j; + opj_t1_cblk_decode_processing_job_t* job; + opj_t1_t* t1; + OPJ_UINT32 resno; + OPJ_UINT32 tile_w; + + job = (opj_t1_cblk_decode_processing_job_t*) user_data; + resno = job->resno; + cblk = job->cblk; + band = job->band; + tilec = job->tilec; + tccp = job->tccp; + tile_w = (OPJ_UINT32)(tilec->x1 - tilec->x0); + + if (!*(job->pret)) { + opj_free(job); + return; + } + + t1 = (opj_t1_t*) opj_tls_get(tls, OPJ_TLS_KEY_T1); + if (t1 == NULL) { + t1 = opj_t1_create(OPJ_FALSE); + opj_tls_set(tls, OPJ_TLS_KEY_T1, t1, opj_t1_destroy_wrapper); + } + t1->mustuse_cblkdatabuffer = job->mustuse_cblkdatabuffer; + + if (OPJ_FALSE == opj_t1_decode_cblk( + t1, + cblk, + band->bandno, + (OPJ_UINT32)tccp->roishift, + tccp->cblksty, + job->p_manager, + job->p_manager_mutex, + job->check_pterm)) { + *(job->pret) = OPJ_FALSE; + opj_free(job); + return; + } + + x = cblk->x0 - band->x0; + y = cblk->y0 - band->y0; + if (band->bandno & 1) { + opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1]; + x += pres->x1 - pres->x0; + } + if (band->bandno & 2) { + opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1]; + y += pres->y1 - pres->y0; + } + + datap = t1->data; + cblk_w = t1->w; + cblk_h = t1->h; + + if (tccp->roishift) { + if (tccp->roishift >= 31) { + for (j = 0; j < cblk_h; ++j) { + for (i = 0; i < cblk_w; ++i) { + datap[(j * cblk_w) + i] = 0; + } + } + } else { + OPJ_INT32 thresh = 1 << tccp->roishift; + for (j = 0; j < cblk_h; ++j) { + for (i = 0; i < cblk_w; ++i) { + OPJ_INT32 val = datap[(j * cblk_w) + i]; + OPJ_INT32 mag = abs(val); + if (mag >= thresh) { + mag >>= tccp->roishift; + datap[(j * cblk_w) + i] = val < 0 ? -mag : mag; } + } + } + } + } + if (tccp->qmfbid == 1) { + OPJ_INT32* OPJ_RESTRICT tiledp = &tilec->data[(OPJ_UINT32)y * tile_w + + (OPJ_UINT32)x]; + for (j = 0; j < cblk_h; ++j) { + i = 0; + for (; i < (cblk_w & ~(OPJ_UINT32)3U); i += 4U) { + OPJ_INT32 tmp0 = datap[(j * cblk_w) + i + 0U]; + OPJ_INT32 tmp1 = datap[(j * cblk_w) + i + 1U]; + OPJ_INT32 tmp2 = datap[(j * cblk_w) + i + 2U]; + OPJ_INT32 tmp3 = datap[(j * cblk_w) + i + 3U]; + ((OPJ_INT32*)tiledp)[(j * tile_w) + i + 0U] = tmp0 / 2; + ((OPJ_INT32*)tiledp)[(j * tile_w) + i + 1U] = tmp1 / 2; + ((OPJ_INT32*)tiledp)[(j * tile_w) + i + 2U] = tmp2 / 2; + ((OPJ_INT32*)tiledp)[(j * tile_w) + i + 3U] = tmp3 / 2; + } + for (; i < cblk_w; ++i) { + OPJ_INT32 tmp = datap[(j * cblk_w) + i]; + ((OPJ_INT32*)tiledp)[(j * tile_w) + i] = tmp / 2; + } + } + } else { /* if (tccp->qmfbid == 0) */ + OPJ_FLOAT32* OPJ_RESTRICT tiledp = (OPJ_FLOAT32*) &tilec->data[(OPJ_UINT32)y * + tile_w + (OPJ_UINT32)x]; + for (j = 0; j < cblk_h; ++j) { + OPJ_FLOAT32* OPJ_RESTRICT tiledp2 = tiledp; + for (i = 0; i < cblk_w; ++i) { + OPJ_FLOAT32 tmp = (OPJ_FLOAT32) * datap * band->stepsize; + *tiledp2 = tmp; + datap++; + tiledp2++; + } + tiledp += tile_w; + } + } - x = cblk->x0 - band->x0; - y = cblk->y0 - band->y0; - if (band->bandno & 1) { - opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1]; - x += pres->x1 - pres->x0; - } - if (band->bandno & 2) { - opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1]; - y += pres->y1 - pres->y0; - } - - datap=t1->data; - cblk_w = t1->w; - cblk_h = t1->h; - - if (tccp->roishift) { - OPJ_INT32 thresh = 1 << tccp->roishift; - for (j = 0; j < cblk_h; ++j) { - for (i = 0; i < cblk_w; ++i) { - OPJ_INT32 val = datap[(j * cblk_w) + i]; - OPJ_INT32 mag = abs(val); - if (mag >= thresh) { - mag >>= tccp->roishift; - datap[(j * cblk_w) + i] = val < 0 ? -mag : mag; - } - } - } - } - if (tccp->qmfbid == 1) { - OPJ_INT32* restrict tiledp = &tilec->data[(OPJ_UINT32)y * tile_w + (OPJ_UINT32)x]; - for (j = 0; j < cblk_h; ++j) { - for (i = 0; i < cblk_w; ++i) { - OPJ_INT32 tmp = datap[(j * cblk_w) + i]; - ((OPJ_INT32*)tiledp)[(j * tile_w) + i] = tmp/2; - } - } - } else { /* if (tccp->qmfbid == 0) */ - OPJ_FLOAT32* restrict tiledp = (OPJ_FLOAT32*) &tilec->data[(OPJ_UINT32)y * tile_w + (OPJ_UINT32)x]; - for (j = 0; j < cblk_h; ++j) { - OPJ_FLOAT32* restrict tiledp2 = tiledp; - for (i = 0; i < cblk_w; ++i) { - OPJ_FLOAT32 tmp = (OPJ_FLOAT32)*datap * band->stepsize; - *tiledp2 = tmp; - datap++; - tiledp2++; - } - tiledp += tile_w; - } - } - } /* cblkno */ - } /* precno */ - } /* bandno */ - } /* resno */ - return OPJ_TRUE; + opj_free(job); +} + + +void opj_t1_decode_cblks(opj_thread_pool_t* tp, + volatile OPJ_BOOL* pret, + opj_tcd_tilecomp_t* tilec, + opj_tccp_t* tccp, + opj_event_mgr_t *p_manager, + opj_mutex_t* p_manager_mutex, + OPJ_BOOL check_pterm + ) +{ + OPJ_UINT32 resno, bandno, precno, cblkno; + + for (resno = 0; resno < tilec->minimum_num_resolutions; ++resno) { + opj_tcd_resolution_t* res = &tilec->resolutions[resno]; + + for (bandno = 0; bandno < res->numbands; ++bandno) { + opj_tcd_band_t* OPJ_RESTRICT band = &res->bands[bandno]; + + for (precno = 0; precno < res->pw * res->ph; ++precno) { + opj_tcd_precinct_t* precinct = &band->precincts[precno]; + + for (cblkno = 0; cblkno < precinct->cw * precinct->ch; ++cblkno) { + opj_tcd_cblk_dec_t* cblk = &precinct->cblks.dec[cblkno]; + opj_t1_cblk_decode_processing_job_t* job; + + job = (opj_t1_cblk_decode_processing_job_t*) opj_calloc(1, + sizeof(opj_t1_cblk_decode_processing_job_t)); + if (!job) { + *pret = OPJ_FALSE; + return; + } + job->resno = resno; + job->cblk = cblk; + job->band = band; + job->tilec = tilec; + job->tccp = tccp; + job->pret = pret; + job->p_manager_mutex = p_manager_mutex; + job->p_manager = p_manager; + job->check_pterm = check_pterm; + job->mustuse_cblkdatabuffer = opj_thread_pool_get_thread_count(tp) > 1; + opj_thread_pool_submit_job(tp, opj_t1_clbl_decode_processor, job); + if (!(*pret)) { + return; + } + } /* cblkno */ + } /* precno */ + } /* bandno */ + } /* resno */ + + return; } static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1, - opj_tcd_cblk_dec_t* cblk, - OPJ_UINT32 orient, - OPJ_UINT32 roishift, - OPJ_UINT32 cblksty) + opj_tcd_cblk_dec_t* cblk, + OPJ_UINT32 orient, + OPJ_UINT32 roishift, + OPJ_UINT32 cblksty, + opj_event_mgr_t *p_manager, + opj_mutex_t* p_manager_mutex, + OPJ_BOOL check_pterm) { - opj_raw_t *raw = t1->raw; /* RAW component */ - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - OPJ_INT32 bpno_plus_one; - OPJ_UINT32 passtype; - OPJ_UINT32 segno, passno; - OPJ_BYTE type = T1_TYPE_MQ; /* BYPASS mode */ - - if(!opj_t1_allocate_buffers( - t1, - (OPJ_UINT32)(cblk->x1 - cblk->x0), - (OPJ_UINT32)(cblk->y1 - cblk->y0))) - { - return OPJ_FALSE; - } - - bpno_plus_one = (OPJ_INT32)(roishift + cblk->numbps); - if (bpno_plus_one > 30) { + opj_mqc_t *mqc = &(t1->mqc); /* MQC component */ + + OPJ_INT32 bpno_plus_one; + OPJ_UINT32 passtype; + OPJ_UINT32 segno, passno; + OPJ_BYTE* cblkdata = NULL; + OPJ_UINT32 cblkdataindex = 0; + OPJ_BYTE type = T1_TYPE_MQ; /* BYPASS mode */ + + mqc->lut_ctxno_zc_orient = lut_ctxno_zc + (orient << 9); + + if (!opj_t1_allocate_buffers( + t1, + (OPJ_UINT32)(cblk->x1 - cblk->x0), + (OPJ_UINT32)(cblk->y1 - cblk->y0))) { return OPJ_FALSE; } - passtype = 2; - - opj_mqc_resetstates(mqc); - opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); - opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); - opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); - - for (segno = 0; segno < cblk->real_num_segs; ++segno) { - opj_tcd_seg_t *seg = &cblk->segs[segno]; - - /* BYPASS mode */ - type = ((bpno_plus_one <= ((OPJ_INT32) (cblk->numbps)) - 4) && (passtype < 2) && (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; - /* FIXME: slviewer gets here with a null pointer. Why? Partially downloaded and/or corrupt textures? */ - if(seg->data == 00){ - continue; - } - if (type == T1_TYPE_RAW) { - opj_raw_init_dec(raw, (*seg->data) + seg->dataindex, seg->len); - } else { - if (OPJ_FALSE == opj_mqc_init_dec(mqc, (*seg->data) + seg->dataindex, seg->len)) { - return OPJ_FALSE; + + bpno_plus_one = (OPJ_INT32)(roishift + cblk->numbps); + if (bpno_plus_one >= 31) { + if (p_manager_mutex) { + opj_mutex_lock(p_manager_mutex); + } + opj_event_msg(p_manager, EVT_WARNING, + "opj_t1_decode_cblk(): unsupported bpno_plus_one = %d >= 31\n", + bpno_plus_one); + if (p_manager_mutex) { + opj_mutex_unlock(p_manager_mutex); + } + return OPJ_FALSE; + } + passtype = 2; + + opj_mqc_resetstates(mqc); + opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); + opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); + opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); + + /* Even if we have a single chunk, in multi-threaded decoding */ + /* the insertion of our synthetic marker might potentially override */ + /* valid codestream of other codeblocks decoded in parallel. */ + if (cblk->numchunks > 1 || t1->mustuse_cblkdatabuffer) { + OPJ_UINT32 i; + OPJ_UINT32 cblk_len; + + /* Compute whole codeblock length from chunk lengths */ + cblk_len = 0; + for (i = 0; i < cblk->numchunks; i++) { + cblk_len += cblk->chunks[i].len; + } + + /* Allocate temporary memory if needed */ + if (cblk_len + OPJ_COMMON_CBLK_DATA_EXTRA > t1->cblkdatabuffersize) { + cblkdata = (OPJ_BYTE*)opj_realloc(t1->cblkdatabuffer, + cblk_len + OPJ_COMMON_CBLK_DATA_EXTRA); + if (cblkdata == NULL) { + return OPJ_FALSE; } - } + t1->cblkdatabuffer = cblkdata; + memset(t1->cblkdatabuffer + cblk_len, 0, OPJ_COMMON_CBLK_DATA_EXTRA); + t1->cblkdatabuffersize = cblk_len + OPJ_COMMON_CBLK_DATA_EXTRA; + } - for (passno = 0; (passno < seg->real_num_passes) && (bpno_plus_one >= 1); ++passno) { + /* Concatenate all chunks */ + cblkdata = t1->cblkdatabuffer; + cblk_len = 0; + for (i = 0; i < cblk->numchunks; i++) { + memcpy(cblkdata + cblk_len, cblk->chunks[i].data, cblk->chunks[i].len); + cblk_len += cblk->chunks[i].len; + } + } else if (cblk->numchunks == 1) { + cblkdata = cblk->chunks[0].data; + } + + for (segno = 0; segno < cblk->real_num_segs; ++segno) { + opj_tcd_seg_t *seg = &cblk->segs[segno]; + + /* BYPASS mode */ + type = ((bpno_plus_one <= ((OPJ_INT32)(cblk->numbps)) - 4) && (passtype < 2) && + (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; + + if (type == T1_TYPE_RAW) { + opj_mqc_raw_init_dec(mqc, cblkdata + cblkdataindex, seg->len, + OPJ_COMMON_CBLK_DATA_EXTRA); + } else { + opj_mqc_init_dec(mqc, cblkdata + cblkdataindex, seg->len, + OPJ_COMMON_CBLK_DATA_EXTRA); + } + cblkdataindex += seg->len; + + for (passno = 0; (passno < seg->real_num_passes) && + (bpno_plus_one >= 1); ++passno) { switch (passtype) { - case 0: - if (type == T1_TYPE_RAW) { - opj_t1_dec_sigpass_raw(t1, bpno_plus_one, (OPJ_INT32)orient, (OPJ_INT32)cblksty); - } else { - if (cblksty & J2K_CCP_CBLKSTY_VSC) { - opj_t1_dec_sigpass_mqc_vsc(t1, bpno_plus_one, (OPJ_INT32)orient); - } else { - opj_t1_dec_sigpass_mqc(t1, bpno_plus_one, (OPJ_INT32)orient); - } - } - break; - case 1: - if (type == T1_TYPE_RAW) { - opj_t1_dec_refpass_raw(t1, bpno_plus_one, (OPJ_INT32)cblksty); - } else { - if (cblksty & J2K_CCP_CBLKSTY_VSC) { - opj_t1_dec_refpass_mqc_vsc(t1, bpno_plus_one); - } else { - opj_t1_dec_refpass_mqc(t1, bpno_plus_one); - } - } - break; - case 2: - opj_t1_dec_clnpass(t1, bpno_plus_one, (OPJ_INT32)orient, (OPJ_INT32)cblksty); - break; + case 0: + if (type == T1_TYPE_RAW) { + opj_t1_dec_sigpass_raw(t1, bpno_plus_one, (OPJ_INT32)cblksty); + } else { + opj_t1_dec_sigpass_mqc(t1, bpno_plus_one, (OPJ_INT32)cblksty); + } + break; + case 1: + if (type == T1_TYPE_RAW) { + opj_t1_dec_refpass_raw(t1, bpno_plus_one); + } else { + opj_t1_dec_refpass_mqc(t1, bpno_plus_one); + } + break; + case 2: + opj_t1_dec_clnpass(t1, bpno_plus_one, (OPJ_INT32)cblksty); + break; + } + + if ((cblksty & J2K_CCP_CBLKSTY_RESET) && type == T1_TYPE_MQ) { + opj_mqc_resetstates(mqc); + opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); + opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); + opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); } + if (++passtype == 3) { + passtype = 0; + bpno_plus_one--; + } + } + + opq_mqc_finish_dec(mqc); + } + + if (check_pterm) { + if (mqc->bp + 2 < mqc->end) { + if (p_manager_mutex) { + opj_mutex_lock(p_manager_mutex); + } + opj_event_msg(p_manager, EVT_WARNING, + "PTERM check failure: %d remaining bytes in code block (%d used / %d)\n", + (int)(mqc->end - mqc->bp) - 2, + (int)(mqc->bp - mqc->start), + (int)(mqc->end - mqc->start)); + if (p_manager_mutex) { + opj_mutex_unlock(p_manager_mutex); + } + } else if (mqc->end_of_byte_stream_counter > 2) { + if (p_manager_mutex) { + opj_mutex_lock(p_manager_mutex); + } + opj_event_msg(p_manager, EVT_WARNING, + "PTERM check failure: %d synthetized 0xFF markers read\n", + mqc->end_of_byte_stream_counter); + if (p_manager_mutex) { + opj_mutex_unlock(p_manager_mutex); + } + } + } - if ((cblksty & J2K_CCP_CBLKSTY_RESET) && type == T1_TYPE_MQ) { - opj_mqc_resetstates(mqc); - opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); - opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); - opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); - } - if (++passtype == 3) { - passtype = 0; - bpno_plus_one--; - } - } - } return OPJ_TRUE; } -OPJ_BOOL opj_t1_encode_cblks( opj_t1_t *t1, - opj_tcd_tile_t *tile, - opj_tcp_t *tcp, - const OPJ_FLOAT64 * mct_norms, - OPJ_UINT32 mct_numcomps - ) +OPJ_BOOL opj_t1_encode_cblks(opj_t1_t *t1, + opj_tcd_tile_t *tile, + opj_tcp_t *tcp, + const OPJ_FLOAT64 * mct_norms, + OPJ_UINT32 mct_numcomps + ) { - OPJ_UINT32 compno, resno, bandno, precno, cblkno; - - tile->distotile = 0; /* fixed_quality */ - - for (compno = 0; compno < tile->numcomps; ++compno) { - opj_tcd_tilecomp_t* tilec = &tile->comps[compno]; - opj_tccp_t* tccp = &tcp->tccps[compno]; - OPJ_UINT32 tile_w = (OPJ_UINT32)(tilec->x1 - tilec->x0); - - for (resno = 0; resno < tilec->numresolutions; ++resno) { - opj_tcd_resolution_t *res = &tilec->resolutions[resno]; - - for (bandno = 0; bandno < res->numbands; ++bandno) { - opj_tcd_band_t* restrict band = &res->bands[bandno]; - OPJ_INT32 bandconst = 8192 * 8192 / ((OPJ_INT32) floor(band->stepsize * 8192)); - - for (precno = 0; precno < res->pw * res->ph; ++precno) { - opj_tcd_precinct_t *prc = &band->precincts[precno]; - - for (cblkno = 0; cblkno < prc->cw * prc->ch; ++cblkno) { - opj_tcd_cblk_enc_t* cblk = &prc->cblks.enc[cblkno]; - OPJ_INT32* restrict tiledp; - OPJ_UINT32 cblk_w; - OPJ_UINT32 cblk_h; - OPJ_UINT32 i, j, tileIndex=0, tileLineAdvance; - - OPJ_INT32 x = cblk->x0 - band->x0; - OPJ_INT32 y = cblk->y0 - band->y0; - if (band->bandno & 1) { - opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; - x += pres->x1 - pres->x0; - } - if (band->bandno & 2) { - opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; - y += pres->y1 - pres->y0; - } - - if(!opj_t1_allocate_buffers( - t1, - (OPJ_UINT32)(cblk->x1 - cblk->x0), - (OPJ_UINT32)(cblk->y1 - cblk->y0))) - { - return OPJ_FALSE; - } - - cblk_w = t1->w; - cblk_h = t1->h; - tileLineAdvance = tile_w - cblk_w; - - tiledp=&tilec->data[(OPJ_UINT32)y * tile_w + (OPJ_UINT32)x]; - t1->data = tiledp; - t1->data_stride = tile_w; - if (tccp->qmfbid == 1) { - for (j = 0; j < cblk_h; ++j) { - for (i = 0; i < cblk_w; ++i) { - tiledp[tileIndex] <<= T1_NMSEDEC_FRACBITS; - tileIndex++; - } - tileIndex += tileLineAdvance; - } - } else { /* if (tccp->qmfbid == 0) */ - for (j = 0; j < cblk_h; ++j) { - for (i = 0; i < cblk_w; ++i) { - OPJ_INT32 tmp = tiledp[tileIndex]; - tiledp[tileIndex] = - opj_int_fix_mul_t1( - tmp, - bandconst); - tileIndex++; - } - tileIndex += tileLineAdvance; - } - } - - opj_t1_encode_cblk( - t1, - cblk, - band->bandno, - compno, - tilec->numresolutions - 1 - resno, - tccp->qmfbid, - band->stepsize, - tccp->cblksty, - tile->numcomps, - tile, - mct_norms, - mct_numcomps); - - } /* cblkno */ - } /* precno */ - } /* bandno */ - } /* resno */ - } /* compno */ - return OPJ_TRUE; + OPJ_UINT32 compno, resno, bandno, precno, cblkno; + + tile->distotile = 0; /* fixed_quality */ + + for (compno = 0; compno < tile->numcomps; ++compno) { + opj_tcd_tilecomp_t* tilec = &tile->comps[compno]; + opj_tccp_t* tccp = &tcp->tccps[compno]; + OPJ_UINT32 tile_w = (OPJ_UINT32)(tilec->x1 - tilec->x0); + + for (resno = 0; resno < tilec->numresolutions; ++resno) { + opj_tcd_resolution_t *res = &tilec->resolutions[resno]; + + for (bandno = 0; bandno < res->numbands; ++bandno) { + opj_tcd_band_t* OPJ_RESTRICT band = &res->bands[bandno]; + OPJ_INT32 bandconst; + + /* Skip empty bands */ + if (opj_tcd_is_band_empty(band)) { + continue; + } + + bandconst = 8192 * 8192 / ((OPJ_INT32) floor(band->stepsize * 8192)); + for (precno = 0; precno < res->pw * res->ph; ++precno) { + opj_tcd_precinct_t *prc = &band->precincts[precno]; + + for (cblkno = 0; cblkno < prc->cw * prc->ch; ++cblkno) { + opj_tcd_cblk_enc_t* cblk = &prc->cblks.enc[cblkno]; + OPJ_INT32* OPJ_RESTRICT tiledp; + OPJ_UINT32 cblk_w; + OPJ_UINT32 cblk_h; + OPJ_UINT32 i, j, tileIndex = 0, tileLineAdvance; + + OPJ_INT32 x = cblk->x0 - band->x0; + OPJ_INT32 y = cblk->y0 - band->y0; + if (band->bandno & 1) { + opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; + x += pres->x1 - pres->x0; + } + if (band->bandno & 2) { + opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; + y += pres->y1 - pres->y0; + } + + if (!opj_t1_allocate_buffers( + t1, + (OPJ_UINT32)(cblk->x1 - cblk->x0), + (OPJ_UINT32)(cblk->y1 - cblk->y0))) { + return OPJ_FALSE; + } + + cblk_w = t1->w; + cblk_h = t1->h; + tileLineAdvance = tile_w - cblk_w; + + tiledp = &tilec->data[(OPJ_UINT32)y * tile_w + (OPJ_UINT32)x]; + t1->data = tiledp; + t1->data_stride = tile_w; + if (tccp->qmfbid == 1) { + for (j = 0; j < cblk_h; ++j) { + for (i = 0; i < cblk_w; ++i) { + tiledp[tileIndex] *= (1 << T1_NMSEDEC_FRACBITS); + tileIndex++; + } + tileIndex += tileLineAdvance; + } + } else { /* if (tccp->qmfbid == 0) */ + for (j = 0; j < cblk_h; ++j) { + for (i = 0; i < cblk_w; ++i) { + OPJ_INT32 tmp = tiledp[tileIndex]; + tiledp[tileIndex] = + opj_int_fix_mul_t1( + tmp, + bandconst); + tileIndex++; + } + tileIndex += tileLineAdvance; + } + } + + opj_t1_encode_cblk( + t1, + cblk, + band->bandno, + compno, + tilec->numresolutions - 1 - resno, + tccp->qmfbid, + band->stepsize, + tccp->cblksty, + tile->numcomps, + tile, + mct_norms, + mct_numcomps); + + } /* cblkno */ + } /* precno */ + } /* bandno */ + } /* resno */ + } /* compno */ + return OPJ_TRUE; } -/** mod fixed_quality */ -static void opj_t1_encode_cblk(opj_t1_t *t1, - opj_tcd_cblk_enc_t* cblk, - OPJ_UINT32 orient, - OPJ_UINT32 compno, - OPJ_UINT32 level, - OPJ_UINT32 qmfbid, - OPJ_FLOAT64 stepsize, - OPJ_UINT32 cblksty, - OPJ_UINT32 numcomps, - opj_tcd_tile_t * tile, - const OPJ_FLOAT64 * mct_norms, - OPJ_UINT32 mct_numcomps) +/* Returns whether the pass (bpno, passtype) is terminated */ +static int opj_t1_enc_is_term_pass(opj_tcd_cblk_enc_t* cblk, + OPJ_UINT32 cblksty, + OPJ_INT32 bpno, + OPJ_UINT32 passtype) { - OPJ_FLOAT64 cumwmsedec = 0.0; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - OPJ_UINT32 passno; - OPJ_INT32 bpno; - OPJ_UINT32 passtype; - OPJ_INT32 nmsedec = 0; - OPJ_INT32 max; - OPJ_UINT32 i, j; - OPJ_BYTE type = T1_TYPE_MQ; - OPJ_FLOAT64 tempwmsedec; - - max = 0; - for (i = 0; i < t1->w; ++i) { - for (j = 0; j < t1->h; ++j) { - OPJ_INT32 tmp = abs(t1->data[i + j*t1->data_stride]); - max = opj_int_max(max, tmp); - } - } - - cblk->numbps = max ? (OPJ_UINT32)((opj_int_floorlog2(max) + 1) - T1_NMSEDEC_FRACBITS) : 0; - - bpno = (OPJ_INT32)(cblk->numbps - 1); - passtype = 2; - - opj_mqc_resetstates(mqc); - opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); - opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); - opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); - opj_mqc_init_enc(mqc, cblk->data); - - for (passno = 0; bpno >= 0; ++passno) { - opj_tcd_pass_t *pass = &cblk->passes[passno]; - OPJ_UINT32 correction = 3; - type = ((bpno < ((OPJ_INT32) (cblk->numbps) - 4)) && (passtype < 2) && (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; - - switch (passtype) { - case 0: - opj_t1_enc_sigpass(t1, bpno, orient, &nmsedec, type, cblksty); - break; - case 1: - opj_t1_enc_refpass(t1, bpno, &nmsedec, type, cblksty); - break; - case 2: - opj_t1_enc_clnpass(t1, bpno, orient, &nmsedec, cblksty); - /* code switch SEGMARK (i.e. SEGSYM) */ - if (cblksty & J2K_CCP_CBLKSTY_SEGSYM) - opj_mqc_segmark_enc(mqc); - break; - } - - /* fixed_quality */ - tempwmsedec = opj_t1_getwmsedec(nmsedec, compno, level, orient, bpno, qmfbid, stepsize, numcomps,mct_norms, mct_numcomps) ; - cumwmsedec += tempwmsedec; - tile->distotile += tempwmsedec; - - /* Code switch "RESTART" (i.e. TERMALL) */ - if ((cblksty & J2K_CCP_CBLKSTY_TERMALL) && !((passtype == 2) && (bpno - 1 < 0))) { - if (type == T1_TYPE_RAW) { - opj_mqc_flush(mqc); - correction = 1; - /* correction = mqc_bypass_flush_enc(); */ - } else { /* correction = mqc_restart_enc(); */ - opj_mqc_flush(mqc); - correction = 1; - } - pass->term = 1; - } else { - if (((bpno < ((OPJ_INT32) (cblk->numbps) - 4) && (passtype > 0)) - || ((bpno == ((OPJ_INT32)cblk->numbps - 4)) && (passtype == 2))) && (cblksty & J2K_CCP_CBLKSTY_LAZY)) { - if (type == T1_TYPE_RAW) { - opj_mqc_flush(mqc); - correction = 1; - /* correction = mqc_bypass_flush_enc(); */ - } else { /* correction = mqc_restart_enc(); */ - opj_mqc_flush(mqc); - correction = 1; - } - pass->term = 1; - } else { - pass->term = 0; - } - } - - if (++passtype == 3) { - passtype = 0; - bpno--; - } - - if (pass->term && bpno > 0) { - type = ((bpno < ((OPJ_INT32) (cblk->numbps) - 4)) && (passtype < 2) && (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; - if (type == T1_TYPE_RAW) - opj_mqc_bypass_init_enc(mqc); - else - opj_mqc_restart_init_enc(mqc); - } - - pass->distortiondec = cumwmsedec; - pass->rate = opj_mqc_numbytes(mqc) + correction; /* FIXME */ - - /* Code-switch "RESET" */ - if (cblksty & J2K_CCP_CBLKSTY_RESET) - opj_mqc_reset_enc(mqc); - } - - /* Code switch "ERTERM" (i.e. PTERM) */ - if (cblksty & J2K_CCP_CBLKSTY_PTERM) - opj_mqc_erterm_enc(mqc); - else /* Default coding */ if (!(cblksty & J2K_CCP_CBLKSTY_LAZY)) - opj_mqc_flush(mqc); - - cblk->totalpasses = passno; - - for (passno = 0; passno<cblk->totalpasses; passno++) { - opj_tcd_pass_t *pass = &cblk->passes[passno]; - if (pass->rate > opj_mqc_numbytes(mqc)) - pass->rate = opj_mqc_numbytes(mqc); - /*Preventing generation of FF as last data byte of a pass*/ - if((pass->rate>1) && (cblk->data[pass->rate - 1] == 0xFF)){ - pass->rate--; - } - pass->len = pass->rate - (passno == 0 ? 0 : cblk->passes[passno - 1].rate); - } + /* Is it the last cleanup pass ? */ + if (passtype == 2 && bpno == 0) { + return OPJ_TRUE; + } + + if (cblksty & J2K_CCP_CBLKSTY_TERMALL) { + return OPJ_TRUE; + } + + if ((cblksty & J2K_CCP_CBLKSTY_LAZY)) { + /* For bypass arithmetic bypass, terminate the 4th cleanup pass */ + if ((bpno == ((OPJ_INT32)cblk->numbps - 4)) && (passtype == 2)) { + return OPJ_TRUE; + } + /* and beyond terminate all the magnitude refinement passes (in raw) */ + /* and cleanup passes (in MQC) */ + if ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype > 0)) { + return OPJ_TRUE; + } + } + + return OPJ_FALSE; } -#if 0 -static void opj_t1_dec_refpass_step( opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 poshalf, - OPJ_INT32 neghalf, - OPJ_BYTE type, - OPJ_UINT32 vsc) + +/** mod fixed_quality */ +static void opj_t1_encode_cblk(opj_t1_t *t1, + opj_tcd_cblk_enc_t* cblk, + OPJ_UINT32 orient, + OPJ_UINT32 compno, + OPJ_UINT32 level, + OPJ_UINT32 qmfbid, + OPJ_FLOAT64 stepsize, + OPJ_UINT32 cblksty, + OPJ_UINT32 numcomps, + opj_tcd_tile_t * tile, + const OPJ_FLOAT64 * mct_norms, + OPJ_UINT32 mct_numcomps) { - OPJ_INT32 t; - OPJ_UINT32 v,flag; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - opj_raw_t *raw = t1->raw; /* RAW component */ - - flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); - if ((flag & (T1_SIG | T1_VISIT)) == T1_SIG) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_mag(flag)); /* ESSAI */ - if (type == T1_TYPE_RAW) { - v = opj_raw_decode(raw); - } else { - v = opj_mqc_decode(mqc); - } - t = v ? poshalf : neghalf; - *datap += *datap < 0 ? -t : t; - *flagsp |= T1_REFINE; - } -} /* VSC and BYPASS by Antonin */ + OPJ_FLOAT64 cumwmsedec = 0.0; + + opj_mqc_t *mqc = &(t1->mqc); /* MQC component */ + + OPJ_UINT32 passno; + OPJ_INT32 bpno; + OPJ_UINT32 passtype; + OPJ_INT32 nmsedec = 0; + OPJ_INT32 max; + OPJ_UINT32 i, j; + OPJ_BYTE type = T1_TYPE_MQ; + OPJ_FLOAT64 tempwmsedec; + +#ifdef EXTRA_DEBUG + printf("encode_cblk(x=%d,y=%d,x1=%d,y1=%d,orient=%d,compno=%d,level=%d\n", + cblk->x0, cblk->y0, cblk->x1, cblk->y1, orient, compno, level); #endif + mqc->lut_ctxno_zc_orient = lut_ctxno_zc + (orient << 9); + max = 0; + for (i = 0; i < t1->w; ++i) { + for (j = 0; j < t1->h; ++j) { + OPJ_INT32 tmp = abs(t1->data[i + j * t1->data_stride]); + max = opj_int_max(max, tmp); + } + } -#if 0 -static void opj_t1_dec_sigpass_step( opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_UINT32 orient, - OPJ_INT32 oneplushalf, - OPJ_BYTE type, - OPJ_UINT32 vsc) -{ - OPJ_UINT32 v, flag; - - opj_raw_t *raw = t1->raw; /* RAW component */ - opj_mqc_t *mqc = t1->mqc; /* MQC component */ - - flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); - if ((flag & T1_SIG_OTH) && !(flag & (T1_SIG | T1_VISIT))) { - if (type == T1_TYPE_RAW) { - if (opj_raw_decode(raw)) { - v = opj_raw_decode(raw); /* ESSAI */ - *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, v, t1->flags_stride); - } - } else { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc(flag, orient)); - if (opj_mqc_decode(mqc)) { - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); - v = opj_mqc_decode(mqc) ^ opj_t1_getspb(flag); - *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, v, t1->flags_stride); - } - } - *flagsp |= T1_VISIT; - } -} /* VSC and BYPASS by Antonin */ + cblk->numbps = max ? (OPJ_UINT32)((opj_int_floorlog2(max) + 1) - + T1_NMSEDEC_FRACBITS) : 0; + + bpno = (OPJ_INT32)(cblk->numbps - 1); + passtype = 2; + + opj_mqc_resetstates(mqc); + opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); + opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); + opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); + opj_mqc_init_enc(mqc, cblk->data); + + for (passno = 0; bpno >= 0; ++passno) { + opj_tcd_pass_t *pass = &cblk->passes[passno]; + type = ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype < 2) && + (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; + + /* If the previous pass was terminating, we need to reset the encoder */ + if (passno > 0 && cblk->passes[passno - 1].term) { + if (type == T1_TYPE_RAW) { + opj_mqc_bypass_init_enc(mqc); + } else { + opj_mqc_restart_init_enc(mqc); + } + } + + switch (passtype) { + case 0: + opj_t1_enc_sigpass(t1, bpno, &nmsedec, type, cblksty); + break; + case 1: + opj_t1_enc_refpass(t1, bpno, &nmsedec, type); + break; + case 2: + opj_t1_enc_clnpass(t1, bpno, &nmsedec, cblksty); + /* code switch SEGMARK (i.e. SEGSYM) */ + if (cblksty & J2K_CCP_CBLKSTY_SEGSYM) { + opj_mqc_segmark_enc(mqc); + } + break; + } + + /* fixed_quality */ + tempwmsedec = opj_t1_getwmsedec(nmsedec, compno, level, orient, bpno, qmfbid, + stepsize, numcomps, mct_norms, mct_numcomps) ; + cumwmsedec += tempwmsedec; + tile->distotile += tempwmsedec; + pass->distortiondec = cumwmsedec; + + if (opj_t1_enc_is_term_pass(cblk, cblksty, bpno, passtype)) { + /* If it is a terminated pass, terminate it */ + if (type == T1_TYPE_RAW) { + opj_mqc_bypass_flush_enc(mqc, cblksty & J2K_CCP_CBLKSTY_PTERM); + } else { + if (cblksty & J2K_CCP_CBLKSTY_PTERM) { + opj_mqc_erterm_enc(mqc); + } else { + opj_mqc_flush(mqc); + } + } + pass->term = 1; + pass->rate = opj_mqc_numbytes(mqc); + } else { + /* Non terminated pass */ + OPJ_UINT32 rate_extra_bytes; + if (type == T1_TYPE_RAW) { + rate_extra_bytes = opj_mqc_bypass_get_extra_bytes( + mqc, (cblksty & J2K_CCP_CBLKSTY_PTERM)); + } else { + rate_extra_bytes = 3; + } + pass->term = 0; + pass->rate = opj_mqc_numbytes(mqc) + rate_extra_bytes; + } + + if (++passtype == 3) { + passtype = 0; + bpno--; + } + + /* Code-switch "RESET" */ + if (cblksty & J2K_CCP_CBLKSTY_RESET) { + opj_mqc_reset_enc(mqc); + } + } + + cblk->totalpasses = passno; + + if (cblk->totalpasses) { + /* Make sure that pass rates are increasing */ + OPJ_UINT32 last_pass_rate = opj_mqc_numbytes(mqc); + for (passno = cblk->totalpasses; passno > 0;) { + opj_tcd_pass_t *pass = &cblk->passes[--passno]; + if (pass->rate > last_pass_rate) { + pass->rate = last_pass_rate; + } else { + last_pass_rate = pass->rate; + } + } + } + + for (passno = 0; passno < cblk->totalpasses; passno++) { + opj_tcd_pass_t *pass = &cblk->passes[passno]; + + /* Prevent generation of FF as last data byte of a pass*/ + /* For terminating passes, the flushing procedure ensured this already */ + assert(pass->rate > 0); + if (cblk->data[pass->rate - 1] == 0xFF) { + pass->rate--; + } + pass->len = pass->rate - (passno == 0 ? 0 : cblk->passes[passno - 1].rate); + } + +#ifdef EXTRA_DEBUG + printf(" len=%d\n", (cblk->totalpasses) ? opj_mqc_numbytes(mqc) : 0); + + /* Check that there not 0xff >=0x90 sequences */ + if (cblk->totalpasses) { + OPJ_UINT32 i; + OPJ_UINT32 len = opj_mqc_numbytes(mqc); + for (i = 1; i < len; ++i) { + if (cblk->data[i - 1] == 0xff && cblk->data[i] >= 0x90) { + printf("0xff %02x at offset %d\n", cblk->data[i], i - 1); + abort(); + } + } + } #endif +} |