diff options
Diffstat (limited to 'extern/libopenjpeg/t1.c')
| -rw-r--r-- | extern/libopenjpeg/t1.c | 2190 |
1 files changed, 1009 insertions, 1181 deletions
diff --git a/extern/libopenjpeg/t1.c b/extern/libopenjpeg/t1.c index 0d6c2f606a3..ed9cdc3fea6 100644 --- a/extern/libopenjpeg/t1.c +++ b/extern/libopenjpeg/t1.c @@ -1,15 +1,9 @@ /* - * 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. - * - * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium - * Copyright (c) 2002-2014, Professor Benoit Macq + * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium + * Copyright (c) 2002-2007, Professor Benoit Macq * Copyright (c) 2001-2003, David Janssens * Copyright (c) 2002-2003, Yannick Verschueren - * Copyright (c) 2003-2007, Francois-Olivier Devaux - * Copyright (c) 2003-2014, Antonin Descampe + * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe * Copyright (c) 2005, Herve Drolon, FreeImage Team * Copyright (c) 2007, Callum Lerwick <seg@haxxed.com> * All rights reserved. @@ -45,240 +39,222 @@ /** @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_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); +static INLINE char t1_getctxno_zc(int f, int orient); +static char t1_getctxno_sc(int f); +static INLINE int t1_getctxno_mag(int f); +static char t1_getspb(int f); +static short t1_getnmsedec_sig(int x, int bitpos); +static short t1_getnmsedec_ref(int x, int bitpos); +static void t1_updateflags(flag_t *flagsp, int s, int 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 void t1_enc_sigpass_step( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int orient, + int bpno, + int one, + int *nmsedec, + char type, + int 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); -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); - - +static INLINE void t1_dec_sigpass_step_raw( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf, + int vsc); +static INLINE void t1_dec_sigpass_step_mqc( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf); +static INLINE void t1_dec_sigpass_step_mqc_vsc( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf, + int 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 t1_enc_sigpass( + opj_t1_t *t1, + int bpno, + int orient, + int *nmsedec, + char type, + int 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); - - - +static void t1_dec_sigpass_raw( + opj_t1_t *t1, + int bpno, + int orient, + int cblksty); +static void t1_dec_sigpass_mqc( + opj_t1_t *t1, + int bpno, + int orient); +static void t1_dec_sigpass_mqc_vsc( + opj_t1_t *t1, + int bpno, + int 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); - - +static void t1_enc_refpass_step( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int bpno, + int one, + int *nmsedec, + char type, + int vsc); /** -Encode refinement pass +Decode 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 INLINE void t1_dec_refpass_step_raw( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int poshalf, + int neghalf, + int vsc); +static INLINE void t1_dec_refpass_step_mqc( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int poshalf, + int neghalf); +static INLINE void t1_dec_refpass_step_mqc_vsc( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int poshalf, + int neghalf, + int vsc); /** -Decode refinement pass +Encode 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); - - +static void t1_enc_refpass( + opj_t1_t *t1, + int bpno, + int *nmsedec, + char type, + int cblksty); /** 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); -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); - - - +static void t1_dec_refpass_raw( + opj_t1_t *t1, + int bpno, + int cblksty); +static void t1_dec_refpass_mqc( + opj_t1_t *t1, + int bpno); +static void t1_dec_refpass_mqc_vsc( + opj_t1_t *t1, + int bpno); /** Encode clean-up pass */ -static void opj_t1_enc_clnpass_step( +static void 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); + flag_t *flagsp, + int *datap, + int orient, + int bpno, + int one, + int *nmsedec, + int partial, + int vsc); /** Decode clean-up pass */ -static void opj_t1_dec_clnpass_step_partial( +static void 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( + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf); +static void 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( + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf); +static void 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); + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf, + int partial, + int vsc); /** Encode clean-up pass */ -static void opj_t1_enc_clnpass( +static void t1_enc_clnpass( opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_UINT32 orient, - OPJ_INT32 *nmsedec, - OPJ_UINT32 cblksty); + int bpno, + int orient, + int *nmsedec, + int cblksty); /** Decode clean-up pass */ -static void opj_t1_dec_clnpass( +static void t1_dec_clnpass( opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient, - OPJ_INT32 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); - -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); - + int bpno, + int orient, + int cblksty); +static double t1_getwmsedec( + int nmsedec, + int compno, + int level, + int orient, + int bpno, + int qmfbid, + double stepsize, + int numcomps, + int mct); +/** +Encode 1 code-block +@param t1 T1 handle +@param cblk Code-block coding parameters +@param orient +@param compno Component number +@param level +@param qmfbid +@param stepsize +@param cblksty Code-block style +@param numcomps +@param mct +@param tile +*/ +static void t1_encode_cblk( + opj_t1_t *t1, + opj_tcd_cblk_enc_t* cblk, + int orient, + int compno, + int level, + int qmfbid, + double stepsize, + int cblksty, + int numcomps, + int mct, + opj_tcd_tile_t * tile); /** Decode 1 code-block @param t1 T1 handle @@ -287,15 +263,12 @@ Decode 1 code-block @param roishift Region of interest shifting value @param cblksty Code-block style */ -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_BOOL opj_t1_allocate_buffers( opj_t1_t *t1, - OPJ_UINT32 w, - OPJ_UINT32 h); +static void t1_decode_cblk( + opj_t1_t *t1, + opj_tcd_cblk_dec_t* cblk, + int orient, + int roishift, + int cblksty); /*@}*/ @@ -303,25 +276,25 @@ OPJ_BOOL opj_t1_allocate_buffers( opj_t1_t *t1, /* ----------------------------------------------------------------------- */ -OPJ_BYTE opj_t1_getctxno_zc(OPJ_UINT32 f, OPJ_UINT32 orient) { +static char t1_getctxno_zc(int f, int orient) { return lut_ctxno_zc[(orient << 8) | (f & T1_SIG_OTH)]; } -OPJ_BYTE opj_t1_getctxno_sc(OPJ_UINT32 f) { +static char t1_getctxno_sc(int f) { return lut_ctxno_sc[(f & (T1_SIG_PRIM | T1_SGN)) >> 4]; } -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; +static int t1_getctxno_mag(int f) { + int tmp1 = (f & T1_SIG_OTH) ? T1_CTXNO_MAG + 1 : T1_CTXNO_MAG; + int tmp2 = (f & T1_REFINE) ? T1_CTXNO_MAG + 2 : tmp1; return (tmp2); } -OPJ_BYTE opj_t1_getspb(OPJ_UINT32 f) { +static char t1_getspb(int f) { return lut_spb[(f & (T1_SIG_PRIM | T1_SGN)) >> 4]; } -OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos) { +static short t1_getnmsedec_sig(int x, int bitpos) { if (bitpos > T1_NMSEDEC_FRACBITS) { return lut_nmsedec_sig[(x >> (bitpos - T1_NMSEDEC_FRACBITS)) & ((1 << T1_NMSEDEC_BITS) - 1)]; } @@ -329,7 +302,7 @@ OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos) { return lut_nmsedec_sig0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; } -OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos) { +static short t1_getnmsedec_ref(int x, int bitpos) { if (bitpos > T1_NMSEDEC_FRACBITS) { return lut_nmsedec_ref[(x >> (bitpos - T1_NMSEDEC_FRACBITS)) & ((1 << T1_NMSEDEC_BITS) - 1)]; } @@ -337,11 +310,11 @@ OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos) { return lut_nmsedec_ref0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; } -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 void t1_updateflags(flag_t *flagsp, int s, int stride) { + flag_t *np = flagsp - stride; + flag_t *sp = flagsp + stride; - static const opj_flag_t mod[] = { + static const 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, @@ -361,139 +334,134 @@ void opj_t1_updateflags(opj_flag_t *flagsp, OPJ_UINT32 s, OPJ_UINT32 stride) { sp[1] |= T1_SIG_NW; } -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 void t1_enc_sigpass_step( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int orient, + int bpno, + int one, + int *nmsedec, + char type, + int vsc) { - OPJ_INT32 v; - OPJ_UINT32 flag; + int v, 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); + 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))) { - v = opj_int_abs(*datap) & one ? 1 : 0; - opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc(flag, orient)); /* ESSAI */ + v = int_abs(*datap) & one ? 1 : 0; + mqc_setcurctx(mqc, t1_getctxno_zc(flag, orient)); /* ESSAI */ if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ - opj_mqc_bypass_enc(mqc, (OPJ_UINT32)v); + mqc_bypass_enc(mqc, v); } else { - opj_mqc_encode(mqc, (OPJ_UINT32)v); + mqc_encode(mqc, v); } if (v) { v = *datap < 0 ? 1 : 0; - *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap), (OPJ_UINT32)(bpno + T1_NMSEDEC_FRACBITS)); - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); /* ESSAI */ + *nmsedec += t1_getnmsedec_sig(int_abs(*datap), bpno + T1_NMSEDEC_FRACBITS); + mqc_setcurctx(mqc, t1_getctxno_sc(flag)); /* ESSAI */ if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ - opj_mqc_bypass_enc(mqc, (OPJ_UINT32)v); + mqc_bypass_enc(mqc, v); } else { - opj_mqc_encode(mqc, (OPJ_UINT32)(v ^ opj_t1_getspb((OPJ_UINT32)flag))); + mqc_encode(mqc, v ^ t1_getspb(flag)); } - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); + t1_updateflags(flagsp, v, t1->flags_stride); } *flagsp |= T1_VISIT; } } - -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_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; - } -} - -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 t1_dec_sigpass_step_raw( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf, + int 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; - } -} /* VSC and BYPASS by Antonin */ - -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) + int 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 (raw_decode(raw)) { + v = raw_decode(raw); /* ESSAI */ + *datap = v ? -oneplushalf : oneplushalf; + t1_updateflags(flagsp, v, t1->flags_stride); + } + *flagsp |= T1_VISIT; + } +} /* VSC and BYPASS by Antonin */ + +static INLINE void t1_dec_sigpass_step_mqc( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf) { - 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; - } -} /* VSC and BYPASS by Antonin */ - - - -void opj_t1_enc_sigpass(opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_UINT32 orient, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 cblksty - ) + int v, flag; + + opj_mqc_t *mqc = t1->mqc; /* MQC component */ + + flag = *flagsp; + if ((flag & T1_SIG_OTH) && !(flag & (T1_SIG | T1_VISIT))) { + mqc_setcurctx(mqc, t1_getctxno_zc(flag, orient)); + if (mqc_decode(mqc)) { + mqc_setcurctx(mqc, t1_getctxno_sc(flag)); + v = mqc_decode(mqc) ^ t1_getspb(flag); + *datap = v ? -oneplushalf : oneplushalf; + t1_updateflags(flagsp, v, t1->flags_stride); + } + *flagsp |= T1_VISIT; + } +} /* VSC and BYPASS by Antonin */ + +static INLINE void t1_dec_sigpass_step_mqc_vsc( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf, + int vsc) { - OPJ_UINT32 i, j, k, vsc; - OPJ_INT32 one; + int 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))) { + mqc_setcurctx(mqc, t1_getctxno_zc(flag, orient)); + if (mqc_decode(mqc)) { + mqc_setcurctx(mqc, t1_getctxno_sc(flag)); + v = mqc_decode(mqc) ^ t1_getspb(flag); + *datap = v ? -oneplushalf : oneplushalf; + t1_updateflags(flagsp, v, t1->flags_stride); + } + *flagsp |= T1_VISIT; + } +} /* VSC and BYPASS by Antonin */ +static void t1_enc_sigpass( + opj_t1_t *t1, + int bpno, + int orient, + int *nmsedec, + char type, + int cblksty) +{ + int i, j, k, one, vsc; *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_enc_sigpass_step( t1, &t1->flags[((j+1) * t1->flags_stride) + i + 1], &t1->data[(j * t1->w) + i], @@ -508,214 +476,206 @@ void opj_t1_enc_sigpass(opj_t1_t *t1, } } -void opj_t1_dec_sigpass_raw( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient, - OPJ_INT32 cblksty) +static void t1_dec_sigpass_raw( + opj_t1_t *t1, + int bpno, + int orient, + int cblksty) { - 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 */ - -void opj_t1_dec_sigpass_mqc( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient) + int i, j, k, one, half, oneplushalf, vsc; + 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; + 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 */ + +static void t1_dec_sigpass_mqc( + opj_t1_t *t1, + int bpno, + int orient) { - 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; - } - 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; - } - } -} /* VSC and BYPASS by Antonin */ - -void opj_t1_dec_sigpass_mqc_vsc( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient) + int i, j, k, one, half, oneplushalf; + int *data1 = t1->data; + flag_t *flags1 = &t1->flags[1]; + one = 1 << bpno; + half = one >> 1; + oneplushalf = one | half; + for (k = 0; k < (t1->h & ~3); k += 4) { + for (i = 0; i < t1->w; ++i) { + int *data2 = data1 + i; + flag_t *flags2 = flags1 + i; + flags2 += t1->flags_stride; + t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); + data2 += t1->w; + flags2 += t1->flags_stride; + t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); + data2 += t1->w; + flags2 += t1->flags_stride; + t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); + data2 += t1->w; + flags2 += t1->flags_stride; + t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); + data2 += t1->w; + } + data1 += t1->w << 2; + flags1 += t1->flags_stride << 2; + } + for (i = 0; i < t1->w; ++i) { + int *data2 = data1 + i; + flag_t *flags2 = flags1 + i; + for (j = k; j < t1->h; ++j) { + flags2 += t1->flags_stride; + t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); + data2 += t1->w; + } + } +} /* VSC and BYPASS by Antonin */ + +static void t1_dec_sigpass_mqc_vsc( + opj_t1_t *t1, + int bpno, + int orient) { - 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 */ - - - -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) + int i, j, k, one, half, oneplushalf, vsc; + 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; + 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 */ + +static void t1_enc_refpass_step( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int bpno, + int one, + int *nmsedec, + char type, + int vsc) { - OPJ_INT32 v; - OPJ_UINT32 flag; + int v, 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); + flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); if ((flag & (T1_SIG | T1_VISIT)) == T1_SIG) { - *nmsedec += opj_t1_getnmsedec_ref((OPJ_UINT32)opj_int_abs(*datap), (OPJ_UINT32)(bpno + T1_NMSEDEC_FRACBITS)); - v = opj_int_abs(*datap) & one ? 1 : 0; - opj_mqc_setcurctx(mqc, opj_t1_getctxno_mag(flag)); /* ESSAI */ + *nmsedec += t1_getnmsedec_ref(int_abs(*datap), bpno + T1_NMSEDEC_FRACBITS); + v = int_abs(*datap) & one ? 1 : 0; + mqc_setcurctx(mqc, t1_getctxno_mag(flag)); /* ESSAI */ if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ - opj_mqc_bypass_enc(mqc, (OPJ_UINT32)v); + mqc_bypass_enc(mqc, v); } else { - opj_mqc_encode(mqc, (OPJ_UINT32)v); + mqc_encode(mqc, v); } *flagsp |= T1_REFINE; } } -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_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 */ - -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 t1_dec_refpass_step_raw( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int poshalf, + int neghalf, + int vsc) { - 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 */ - -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) + int 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 = raw_decode(raw); + t = v ? poshalf : neghalf; + *datap += *datap < 0 ? -t : t; + *flagsp |= T1_REFINE; + } +} /* VSC and BYPASS by Antonin */ + +static INLINE void t1_dec_refpass_step_mqc( + opj_t1_t *t1, + flag_t *flagsp, + int *datap, + int poshalf, + int neghalf) { - 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 */ - - -void opj_t1_enc_refpass( + int v, t, flag; + + opj_mqc_t *mqc = t1->mqc; /* MQC component */ + + flag = *flagsp; + if ((flag & (T1_SIG | T1_VISIT)) == T1_SIG) { + mqc_setcurctx(mqc, t1_getctxno_mag(flag)); /* ESSAI */ + v = mqc_decode(mqc); + t = v ? poshalf : neghalf; + *datap += *datap < 0 ? -t : t; + *flagsp |= T1_REFINE; + } +} /* VSC and BYPASS by Antonin */ + +static INLINE void t1_dec_refpass_step_mqc_vsc( opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 cblksty) + flag_t *flagsp, + int *datap, + int poshalf, + int neghalf, + int vsc) { - OPJ_UINT32 i, j, k, vsc; - OPJ_INT32 one; + int 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) { + mqc_setcurctx(mqc, t1_getctxno_mag(flag)); /* ESSAI */ + v = mqc_decode(mqc); + t = v ? poshalf : neghalf; + *datap += *datap < 0 ? -t : t; + *flagsp |= T1_REFINE; + } +} /* VSC and BYPASS by Antonin */ +static void t1_enc_refpass( + opj_t1_t *t1, + int bpno, + int *nmsedec, + char type, + int cblksty) +{ + int i, j, k, one, vsc; *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_enc_refpass_step( t1, &t1->flags[((j+1) * t1->flags_stride) + i + 1], &t1->data[(j * t1->w) + i], @@ -729,192 +689,187 @@ void opj_t1_enc_refpass( } } -void opj_t1_dec_refpass_raw( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 cblksty) +static void t1_dec_refpass_raw( + opj_t1_t *t1, + int bpno, + int cblksty) { - 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); - } - } - } -} /* VSC and BYPASS by Antonin */ - -void opj_t1_dec_refpass_mqc( - opj_t1_t *t1, - OPJ_INT32 bpno) + int i, j, k, one, poshalf, neghalf; + int 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; + t1_dec_refpass_step_raw( + t1, + &t1->flags[((j+1) * t1->flags_stride) + i + 1], + &t1->data[(j * t1->w) + i], + poshalf, + neghalf, + vsc); + } + } + } +} /* VSC and BYPASS by Antonin */ + +static void t1_dec_refpass_mqc( + opj_t1_t *t1, + int 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; - } - 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; - } - } -} /* VSC and BYPASS by Antonin */ - -void opj_t1_dec_refpass_mqc_vsc( - opj_t1_t *t1, - OPJ_INT32 bpno) + int i, j, k, one, poshalf, neghalf; + int *data1 = t1->data; + flag_t *flags1 = &t1->flags[1]; + one = 1 << bpno; + poshalf = one >> 1; + neghalf = bpno > 0 ? -poshalf : -1; + for (k = 0; k < (t1->h & ~3); k += 4) { + for (i = 0; i < t1->w; ++i) { + int *data2 = data1 + i; + flag_t *flags2 = flags1 + i; + flags2 += t1->flags_stride; + t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); + data2 += t1->w; + flags2 += t1->flags_stride; + t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); + data2 += t1->w; + flags2 += t1->flags_stride; + t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); + data2 += t1->w; + flags2 += t1->flags_stride; + t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); + data2 += t1->w; + } + data1 += t1->w << 2; + flags1 += t1->flags_stride << 2; + } + for (i = 0; i < t1->w; ++i) { + int *data2 = data1 + i; + flag_t *flags2 = flags1 + i; + for (j = k; j < t1->h; ++j) { + flags2 += t1->flags_stride; + t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); + data2 += t1->w; + } + } +} /* VSC and BYPASS by Antonin */ + +static void t1_dec_refpass_mqc_vsc( + opj_t1_t *t1, + int 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 = ((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); - } - } - } -} /* VSC and BYPASS by Antonin */ - - -void opj_t1_enc_clnpass_step( + int i, j, k, one, poshalf, neghalf; + int 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; + 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); + } + } + } +} /* VSC and BYPASS by Antonin */ + +static void 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) + flag_t *flagsp, + int *datap, + int orient, + int bpno, + int one, + int *nmsedec, + int partial, + int vsc) { - OPJ_INT32 v; - OPJ_UINT32 flag; + int v, 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); + flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*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); + mqc_setcurctx(mqc, t1_getctxno_zc(flag, orient)); + v = int_abs(*datap) & one ? 1 : 0; + mqc_encode(mqc, v); if (v) { LABEL_PARTIAL: - *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap), (OPJ_UINT32)(bpno + T1_NMSEDEC_FRACBITS)); - opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); + *nmsedec += t1_getnmsedec_sig(int_abs(*datap), bpno + T1_NMSEDEC_FRACBITS); + mqc_setcurctx(mqc, 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); + mqc_encode(mqc, v ^ t1_getspb(flag)); + t1_updateflags(flagsp, v, t1->flags_stride); } } *flagsp &= ~T1_VISIT; } -static void opj_t1_dec_clnpass_step_partial( +static void t1_dec_clnpass_step_partial( opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf) + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf) { - OPJ_INT32 v, flag; + int 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); + mqc_setcurctx(mqc, t1_getctxno_sc(flag)); + v = mqc_decode(mqc) ^ t1_getspb(flag); *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); + t1_updateflags(flagsp, v, t1->flags_stride); *flagsp &= ~T1_VISIT; } /* VSC and BYPASS by Antonin */ -static void opj_t1_dec_clnpass_step( +static void t1_dec_clnpass_step( opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf) + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf) { - OPJ_INT32 v, flag; + int 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); + mqc_setcurctx(mqc, t1_getctxno_zc(flag, orient)); + if (mqc_decode(mqc)) { + mqc_setcurctx(mqc, t1_getctxno_sc(flag)); + v = mqc_decode(mqc) ^ t1_getspb(flag); *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); + t1_updateflags(flagsp, v, t1->flags_stride); } } *flagsp &= ~T1_VISIT; } /* VSC and BYPASS by Antonin */ -static void opj_t1_dec_clnpass_step_vsc( +static void 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) + flag_t *flagsp, + int *datap, + int orient, + int oneplushalf, + int partial, + int vsc) { - OPJ_INT32 v, flag; + int v, flag; opj_mqc_t *mqc = t1->mqc; /* MQC component */ @@ -923,28 +878,26 @@ static void opj_t1_dec_clnpass_step_vsc( 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)) { + mqc_setcurctx(mqc, t1_getctxno_zc(flag, orient)); + if (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); + mqc_setcurctx(mqc, t1_getctxno_sc(flag)); + v = mqc_decode(mqc) ^ t1_getspb(flag); *datap = v ? -oneplushalf : oneplushalf; - opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); + t1_updateflags(flagsp, v, t1->flags_stride); } } *flagsp &= ~T1_VISIT; } -void opj_t1_enc_clnpass( +static void t1_enc_clnpass( opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_UINT32 orient, - OPJ_INT32 *nmsedec, - OPJ_UINT32 cblksty) + int bpno, + int orient, + int *nmsedec, + int cblksty) { - OPJ_UINT32 i, j, k; - OPJ_INT32 one; - OPJ_UINT32 agg, runlen, vsc; + int i, j, k, one, agg, runlen, vsc; opj_mqc_t *mqc = t1->mqc; /* MQC component */ @@ -970,23 +923,23 @@ void opj_t1_enc_clnpass( } if (agg) { for (runlen = 0; runlen < 4; ++runlen) { - if (opj_int_abs(t1->data[((k + runlen)*t1->w) + i]) & one) + if (int_abs(t1->data[((k + runlen)*t1->w) + i]) & one) break; } - opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); - opj_mqc_encode(mqc, runlen != 4); + mqc_setcurctx(mqc, T1_CTXNO_AGG); + 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); + mqc_setcurctx(mqc, T1_CTXNO_UNI); + mqc_encode(mqc, runlen >> 1); + 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_enc_clnpass_step( t1, &t1->flags[((j+1) * t1->flags_stride) + i + 1], &t1->data[(j * t1->w) + i], @@ -1001,15 +954,14 @@ void opj_t1_enc_clnpass( } } -static void opj_t1_dec_clnpass( +static void t1_dec_clnpass( opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient, - OPJ_INT32 cblksty) + int bpno, + int orient, + int cblksty) { - OPJ_INT32 one, half, oneplushalf, agg, runlen, vsc; - OPJ_UINT32 i, j, k; - OPJ_INT32 segsym = cblksty & J2K_CCP_CBLKSTY_SEGSYM; + int i, j, k, one, half, oneplushalf, agg, runlen, vsc; + int segsym = cblksty & J2K_CCP_CBLKSTY_SEGSYM; opj_mqc_t *mqc = t1->mqc; /* MQC component */ @@ -1029,71 +981,71 @@ static void opj_t1_dec_clnpass( agg = 0; } if (agg) { - opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); - if (!opj_mqc_decode(mqc)) { + mqc_setcurctx(mqc, T1_CTXNO_AGG); + if (!mqc_decode(mqc)) { continue; } - opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); - runlen = opj_mqc_decode(mqc); - runlen = (runlen << 1) | opj_mqc_decode(mqc); + mqc_setcurctx(mqc, T1_CTXNO_UNI); + runlen = mqc_decode(mqc); + runlen = (runlen << 1) | mqc_decode(mqc); } else { runlen = 0; } - for (j = k + (OPJ_UINT32)runlen; j < k + 4 && j < t1->h; ++j) { + for (j = k + 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_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), + agg && (j == k + runlen), vsc); } } } } else { - OPJ_INT32 *data1 = t1->data; - opj_flag_t *flags1 = &t1->flags[1]; - for (k = 0; k < (t1->h & ~3u); k += 4) { + int *data1 = t1->data; + flag_t *flags1 = &t1->flags[1]; + for (k = 0; k < (t1->h & ~3); k += 4) { for (i = 0; i < t1->w; ++i) { - OPJ_INT32 *data2 = data1 + i; - opj_flag_t *flags2 = flags1 + i; + int *data2 = data1 + i; + flag_t *flags2 = flags1 + i; 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 | T1_VISIT | T1_SIG_OTH)); if (agg) { - opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); - if (!opj_mqc_decode(mqc)) { + mqc_setcurctx(mqc, T1_CTXNO_AGG); + if (!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 = k + (OPJ_UINT32)runlen; j < k + 4 && j < t1->h; ++j) { + mqc_setcurctx(mqc, T1_CTXNO_UNI); + runlen = mqc_decode(mqc); + runlen = (runlen << 1) | mqc_decode(mqc); + flags2 += runlen * t1->flags_stride; + data2 += runlen * t1->w; + for (j = k + runlen; j < k + 4 && j < t1->h; ++j) { flags2 += t1->flags_stride; - if (agg && (j == k + (OPJ_UINT32)runlen)) { - opj_t1_dec_clnpass_step_partial(t1, flags2, data2, orient, oneplushalf); + if (agg && (j == k + runlen)) { + t1_dec_clnpass_step_partial(t1, flags2, data2, orient, oneplushalf); } else { - opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); + 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); + 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); + 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); + 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); + t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); data2 += t1->w; } } @@ -1101,23 +1053,23 @@ static void opj_t1_dec_clnpass( flags1 += t1->flags_stride << 2; } for (i = 0; i < t1->w; ++i) { - OPJ_INT32 *data2 = data1 + i; - opj_flag_t *flags2 = flags1 + i; + int *data2 = data1 + i; + 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); + 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); + int v = 0; + mqc_setcurctx(mqc, T1_CTXNO_UNI); + v = mqc_decode(mqc); + v = (v << 1) | mqc_decode(mqc); + v = (v << 1) | mqc_decode(mqc); + v = (v << 1) | mqc_decode(mqc); /* if (v!=0xa) { opj_event_msg(t1->cinfo, EVT_WARNING, "Bad segmentation symbol %x\n", v); @@ -1128,66 +1080,61 @@ static void opj_t1_dec_clnpass( /** 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) +static double t1_getwmsedec( + int nmsedec, + int compno, + int level, + int orient, + int bpno, + int qmfbid, + double stepsize, + int numcomps, + int mct) { - OPJ_FLOAT64 w1 = 1, w2, wmsedec; - OPJ_ARG_NOT_USED(numcomps); - - if (mct_norms) { - w1 = mct_norms[compno]; - } - + double w1, w2, wmsedec; if (qmfbid == 1) { - w2 = opj_dwt_getnorm(level, orient); - } else { /* if (qmfbid == 0) */ - w2 = opj_dwt_getnorm_real(level, orient); + w1 = (mct && numcomps==3) ? mct_getnorm(compno) : 1.0; + w2 = dwt_getnorm(level, orient); + } else { /* if (qmfbid == 0) */ + w1 = (mct && numcomps==3) ? mct_getnorm_real(compno) : 1.0; + w2 = dwt_getnorm_real(level, orient); } - wmsedec = w1 * w2 * stepsize * (1 << bpno); wmsedec *= wmsedec * nmsedec / 8192.0; - + return wmsedec; } -OPJ_BOOL opj_t1_allocate_buffers( +static opj_bool allocate_buffers( opj_t1_t *t1, - OPJ_UINT32 w, - OPJ_UINT32 h) + int w, + int h) { - OPJ_UINT32 datasize=w * h; - OPJ_UINT32 flagssize; + int datasize=w * h; + int flagssize; if(datasize > t1->datasize){ opj_aligned_free(t1->data); - t1->data = (OPJ_INT32*) opj_aligned_malloc(datasize * sizeof(OPJ_INT32)); + t1->data = (int*) opj_aligned_malloc(datasize * sizeof(int)); if(!t1->data){ return OPJ_FALSE; } t1->datasize=datasize; } - memset(t1->data,0,datasize * sizeof(OPJ_INT32)); + memset(t1->data,0,datasize * sizeof(int)); t1->flags_stride=w+2; flagssize=t1->flags_stride * (h+2); if(flagssize > t1->flagssize){ opj_aligned_free(t1->flags); - t1->flags = (opj_flag_t*) opj_aligned_malloc(flagssize * sizeof(opj_flag_t)); + t1->flags = (flag_t*) opj_aligned_malloc(flagssize * sizeof(flag_t)); if(!t1->flags){ return OPJ_FALSE; } t1->flagssize=flagssize; } - memset(t1->flags,0,flagssize * sizeof(opj_flag_t)); + memset(t1->flags,0,flagssize * sizeof(flag_t)); t1->w=w; t1->h=h; @@ -1195,252 +1142,220 @@ OPJ_BOOL opj_t1_allocate_buffers( return OPJ_TRUE; } -/* ----------------------------------------------------------------------- */ - -/* ----------------------------------------------------------------------- */ -/** - * Creates a new Tier 1 handle - * and initializes the look-up tables of the Tier-1 coder/decoder - * @return a new T1 handle if successful, returns NULL otherwise -*/ -opj_t1_t* opj_t1_create() +/** mod fixed_quality */ +static void t1_encode_cblk( + opj_t1_t *t1, + opj_tcd_cblk_enc_t* cblk, + int orient, + int compno, + int level, + int qmfbid, + double stepsize, + int cblksty, + int numcomps, + int mct, + opj_tcd_tile_t * tile) { - opj_t1_t *l_t1 = 00; - - l_t1 = (opj_t1_t*) opj_malloc(sizeof(opj_t1_t)); - if (!l_t1) { - return 00; - } - memset(l_t1,0,sizeof(opj_t1_t)); + double cumwmsedec = 0.0; - /* 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; - } - - return l_t1; -} + opj_mqc_t *mqc = t1->mqc; /* MQC component */ + int passno, bpno, passtype; + int nmsedec = 0; + int i, max; + char type = T1_TYPE_MQ; + double tempwmsedec; -/** - * Destroys a previously created T1 handle - * - * @param p_t1 Tier 1 handle to destroy -*/ -void opj_t1_destroy(opj_t1_t *p_t1) -{ - if (! p_t1) { - return; + max = 0; + for (i = 0; i < t1->w * t1->h; ++i) { + int tmp = abs(t1->data[i]); + max = int_max(max, tmp); } - /* 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; + cblk->numbps = max ? (int_floorlog2(max) + 1) - T1_NMSEDEC_FRACBITS : 0; - if (p_t1->data) { - opj_aligned_free(p_t1->data); - p_t1->data = 00; + bpno = cblk->numbps - 1; + passtype = 2; + + mqc_resetstates(mqc); + mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); + mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); + mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); + mqc_init_enc(mqc, cblk->data); + + for (passno = 0; bpno >= 0; ++passno) { + opj_tcd_pass_t *pass = &cblk->passes[passno]; + int correction = 3; + type = ((bpno < (cblk->numbps - 4)) && (passtype < 2) && (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; + + switch (passtype) { + case 0: + t1_enc_sigpass(t1, bpno, orient, &nmsedec, type, cblksty); + break; + case 1: + t1_enc_refpass(t1, bpno, &nmsedec, type, cblksty); + break; + case 2: + t1_enc_clnpass(t1, bpno, orient, &nmsedec, cblksty); + /* code switch SEGMARK (i.e. SEGSYM) */ + if (cblksty & J2K_CCP_CBLKSTY_SEGSYM) + mqc_segmark_enc(mqc); + break; + } + + /* fixed_quality */ + tempwmsedec = t1_getwmsedec(nmsedec, compno, level, orient, bpno, qmfbid, stepsize, numcomps, mct); + 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) { + mqc_flush(mqc); + correction = 1; + /* correction = mqc_bypass_flush_enc(); */ + } else { /* correction = mqc_restart_enc(); */ + mqc_flush(mqc); + correction = 1; + } + pass->term = 1; + } else { + if (((bpno < (cblk->numbps - 4) && (passtype > 0)) + || ((bpno == (cblk->numbps - 4)) && (passtype == 2))) && (cblksty & J2K_CCP_CBLKSTY_LAZY)) { + if (type == T1_TYPE_RAW) { + mqc_flush(mqc); + correction = 1; + /* correction = mqc_bypass_flush_enc(); */ + } else { /* correction = mqc_restart_enc(); */ + 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 < (cblk->numbps - 4)) && (passtype < 2) && (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; + if (type == T1_TYPE_RAW) + mqc_bypass_init_enc(mqc); + else + mqc_restart_init_enc(mqc); + } + + pass->distortiondec = cumwmsedec; + pass->rate = mqc_numbytes(mqc) + correction; /* FIXME */ + + /* Code-switch "RESET" */ + if (cblksty & J2K_CCP_CBLKSTY_RESET) + mqc_reset_enc(mqc); } + + /* Code switch "ERTERM" (i.e. PTERM) */ + if (cblksty & J2K_CCP_CBLKSTY_PTERM) + mqc_erterm_enc(mqc); + else /* Default coding */ if (!(cblksty & J2K_CCP_CBLKSTY_LAZY)) + mqc_flush(mqc); + + cblk->totalpasses = passno; - if (p_t1->flags) { - opj_aligned_free(p_t1->flags); - p_t1->flags = 00; + for (passno = 0; passno<cblk->totalpasses; passno++) { + opj_tcd_pass_t *pass = &cblk->passes[passno]; + if (pass->rate > mqc_numbytes(mqc)) + pass->rate = 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); } - - opj_free(p_t1); } -OPJ_BOOL opj_t1_decode_cblks( opj_t1_t* t1, - opj_tcd_tilecomp_t* tilec, - opj_tccp_t* tccp - ) -{ - 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; - /*void* restrict tiledp;*/ - 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; - } - - 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; - } - } - } - } - - /*tiledp=(void*)&tilec->data[(y * tile_w) + x];*/ - 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++; - /*float tmp = datap[(j * cblk_w) + i] * band->stepsize; - ((float*)tiledp)[(j * tile_w) + i] = tmp;*/ - - } - tiledp += tile_w; - } - } - /*opj_free(cblk->data); - opj_free(cblk->segs);*/ - /*cblk->segs = 00;*/ - } /* cblkno */ - /*opj_free(precinct->cblks.dec);*/ - } /* precno */ - } /* bandno */ - } /* resno */ - return OPJ_TRUE; -} - - -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 void t1_decode_cblk( + opj_t1_t *t1, + opj_tcd_cblk_dec_t* cblk, + int orient, + int roishift, + int cblksty) { opj_raw_t *raw = t1->raw; /* RAW component */ opj_mqc_t *mqc = t1->mqc; /* MQC component */ - OPJ_INT32 bpno; - OPJ_UINT32 passtype; - OPJ_UINT32 segno, passno; - OPJ_BYTE type = T1_TYPE_MQ; /* BYPASS mode */ + int bpno, passtype; + int segno, passno; + char type = T1_TYPE_MQ; /* BYPASS mode */ - if(!opj_t1_allocate_buffers( + if(!allocate_buffers( t1, - (OPJ_UINT32)(cblk->x1 - cblk->x0), - (OPJ_UINT32)(cblk->y1 - cblk->y0))) + cblk->x1 - cblk->x0, + cblk->y1 - cblk->y0)) { - return OPJ_FALSE; + return; } - bpno = (OPJ_INT32)(roishift + cblk->numbps - 1); + bpno = roishift + 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); - - for (segno = 0; segno < cblk->real_num_segs; ++segno) { + + mqc_resetstates(mqc); + mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); + mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); + mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); + + for (segno = 0; segno < cblk->numsegs; ++segno) { opj_tcd_seg_t *seg = &cblk->segs[segno]; - + /* BYPASS mode */ - type = ((bpno <= ((OPJ_INT32) (cblk->numbps) - 1) - 4) && (passtype < 2) && (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; + type = ((bpno <= (cblk->numbps - 1) - 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){ + if(seg->data == NULL){ continue; } if (type == T1_TYPE_RAW) { - opj_raw_init_dec(raw, (*seg->data) + seg->dataindex, seg->len); + 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; - } + mqc_init_dec(mqc, (*seg->data) + seg->dataindex, seg->len); } - - for (passno = 0; passno < seg->real_num_passes; ++passno) { - switch (passtype) { - case 0: - if (type == T1_TYPE_RAW) { - opj_t1_dec_sigpass_raw(t1, bpno+1, (OPJ_INT32)orient, (OPJ_INT32)cblksty); - } else { - if (cblksty & J2K_CCP_CBLKSTY_VSC) { - opj_t1_dec_sigpass_mqc_vsc(t1, bpno+1, (OPJ_INT32)orient); - } else { - opj_t1_dec_sigpass_mqc(t1, bpno+1, (OPJ_INT32)orient); - } - } - break; - case 1: - if (type == T1_TYPE_RAW) { - opj_t1_dec_refpass_raw(t1, bpno+1, (OPJ_INT32)cblksty); - } else { - if (cblksty & J2K_CCP_CBLKSTY_VSC) { - opj_t1_dec_refpass_mqc_vsc(t1, bpno+1); - } else { - opj_t1_dec_refpass_mqc(t1, bpno+1); - } - } - break; - case 2: - opj_t1_dec_clnpass(t1, bpno+1, (OPJ_INT32)orient, (OPJ_INT32)cblksty); - break; - } - + + for (passno = 0; passno < seg->numpasses; ++passno) { + switch (passtype) { + case 0: + if (type == T1_TYPE_RAW) { + t1_dec_sigpass_raw(t1, bpno+1, orient, cblksty); + } else { + if (cblksty & J2K_CCP_CBLKSTY_VSC) { + t1_dec_sigpass_mqc_vsc(t1, bpno+1, orient); + } else { + t1_dec_sigpass_mqc(t1, bpno+1, orient); + } + } + break; + case 1: + if (type == T1_TYPE_RAW) { + t1_dec_refpass_raw(t1, bpno+1, cblksty); + } else { + if (cblksty & J2K_CCP_CBLKSTY_VSC) { + t1_dec_refpass_mqc_vsc(t1, bpno+1); + } else { + t1_dec_refpass_mqc(t1, bpno+1); + } + } + break; + case 2: + t1_dec_clnpass(t1, bpno+1, orient, 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); + mqc_resetstates(mqc); + mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); + mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); + mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); } if (++passtype == 3) { passtype = 0; @@ -1448,47 +1363,73 @@ OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1, } } } - return OPJ_TRUE; } +/* ----------------------------------------------------------------------- */ + +opj_t1_t* t1_create(opj_common_ptr cinfo) { + opj_t1_t *t1 = (opj_t1_t*) opj_malloc(sizeof(opj_t1_t)); + if(!t1) + return NULL; + t1->cinfo = cinfo; + /* create MQC and RAW handles */ + t1->mqc = mqc_create(); + t1->raw = raw_create(); + t1->data=NULL; + t1->flags=NULL; + t1->datasize=0; + t1->flagssize=0; -OPJ_BOOL opj_t1_encode_cblks( opj_t1_t *t1, - opj_tcd_tile_t *tile, - opj_tcp_t *tcp, - const OPJ_FLOAT64 * mct_norms - ) + return t1; +} + +void t1_destroy(opj_t1_t *t1) { + if(t1) { + /* destroy MQC and RAW handles */ + mqc_destroy(t1->mqc); + raw_destroy(t1->raw); + opj_aligned_free(t1->data); + opj_aligned_free(t1->flags); + opj_free(t1); + } +} + +void t1_encode_cblks( + opj_t1_t *t1, + opj_tcd_tile_t *tile, + opj_tcp_t *tcp) { - OPJ_UINT32 compno, resno, bandno, precno, cblkno; + int 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); + int tile_w = 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)); + int bandconst = 8192 * 8192 / ((int) 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 datap; - OPJ_INT32* restrict tiledp; - OPJ_UINT32 cblk_w; - OPJ_UINT32 cblk_h; - OPJ_UINT32 i, j; - - OPJ_INT32 x = cblk->x0 - band->x0; - OPJ_INT32 y = cblk->y0 - band->y0; + int* restrict datap; + int* restrict tiledp; + int cblk_w; + int cblk_h; + int i, j; + + int x = cblk->x0 - band->x0; + int y = cblk->y0 - band->y0; if (band->bandno & 1) { opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; x += pres->x1 - pres->x0; @@ -1498,39 +1439,39 @@ OPJ_BOOL opj_t1_encode_cblks( opj_t1_t *t1, y += pres->y1 - pres->y0; } - if(!opj_t1_allocate_buffers( + if(!allocate_buffers( t1, - (OPJ_UINT32)(cblk->x1 - cblk->x0), - (OPJ_UINT32)(cblk->y1 - cblk->y0))) + cblk->x1 - cblk->x0, + cblk->y1 - cblk->y0)) { - return OPJ_FALSE; + return; } datap=t1->data; cblk_w = t1->w; cblk_h = t1->h; - tiledp=&tilec->data[(OPJ_UINT32)y * tile_w + (OPJ_UINT32)x]; + tiledp=&tilec->data[(y * tile_w) + x]; if (tccp->qmfbid == 1) { for (j = 0; j < cblk_h; ++j) { for (i = 0; i < cblk_w; ++i) { - OPJ_INT32 tmp = tiledp[(j * tile_w) + i]; + int tmp = tiledp[(j * tile_w) + i]; datap[(j * cblk_w) + i] = tmp << T1_NMSEDEC_FRACBITS; } } } else { /* if (tccp->qmfbid == 0) */ for (j = 0; j < cblk_h; ++j) { for (i = 0; i < cblk_w; ++i) { - OPJ_INT32 tmp = tiledp[(j * tile_w) + i]; + int tmp = tiledp[(j * tile_w) + i]; datap[(j * cblk_w) + i] = - opj_int_fix_mul( + fix_mul( tmp, bandconst) >> (11 - T1_NMSEDEC_FRACBITS); } } } - opj_t1_encode_cblk( + t1_encode_cblk( t1, cblk, band->bandno, @@ -1540,218 +1481,105 @@ OPJ_BOOL opj_t1_encode_cblks( opj_t1_t *t1, band->stepsize, tccp->cblksty, tile->numcomps, - tile, - mct_norms); + tcp->mct, + tile); } /* cblkno */ } /* precno */ } /* bandno */ } /* resno */ } /* compno */ - return OPJ_TRUE; } -/** mod fixed_quality */ -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) +void t1_decode_cblks( + opj_t1_t* t1, + opj_tcd_tilecomp_t* tilec, + opj_tccp_t* tccp) { - OPJ_FLOAT64 cumwmsedec = 0.0; - - opj_mqc_t *mqc = t1->mqc; /* MQC component */ + int resno, bandno, precno, cblkno; - OPJ_UINT32 passno; - OPJ_INT32 bpno; - OPJ_UINT32 passtype; - OPJ_INT32 nmsedec = 0; - OPJ_INT32 max; - OPJ_UINT32 i; - OPJ_BYTE type = T1_TYPE_MQ; - OPJ_FLOAT64 tempwmsedec; + int tile_w = tilec->x1 - tilec->x0; - max = 0; - for (i = 0; i < t1->w * t1->h; ++i) { - OPJ_INT32 tmp = abs(t1->data[i]); - 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) ; - 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; - } - } + for (resno = 0; resno < tilec->numresolutions; ++resno) { + opj_tcd_resolution_t* res = &tilec->resolutions[resno]; - if (++passtype == 3) { - passtype = 0; - bpno--; - } + for (bandno = 0; bandno < res->numbands; ++bandno) { + opj_tcd_band_t* restrict band = &res->bands[bandno]; - 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); - } + for (precno = 0; precno < res->pw * res->ph; ++precno) { + opj_tcd_precinct_t* precinct = &band->precincts[precno]; - pass->distortiondec = cumwmsedec; - pass->rate = opj_mqc_numbytes(mqc) + correction; /* FIXME */ + for (cblkno = 0; cblkno < precinct->cw * precinct->ch; ++cblkno) { + opj_tcd_cblk_dec_t* cblk = &precinct->cblks.dec[cblkno]; + int* restrict datap; + int cblk_w, cblk_h; + int x, y; + int i, j; + + t1_decode_cblk( + t1, + cblk, + band->bandno, + tccp->roishift, + tccp->cblksty); - /* Code-switch "RESET" */ - if (cblksty & J2K_CCP_CBLKSTY_RESET) - opj_mqc_reset_enc(mqc); - } + 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; + } - /* 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); + datap=t1->data; + cblk_w = t1->w; + cblk_h = t1->h; - cblk->totalpasses = passno; + if (tccp->roishift) { + int thresh = 1 << tccp->roishift; + for (j = 0; j < cblk_h; ++j) { + for (i = 0; i < cblk_w; ++i) { + int val = datap[(j * cblk_w) + i]; + int mag = abs(val); + if (mag >= thresh) { + mag >>= tccp->roishift; + datap[(j * cblk_w) + i] = val < 0 ? -mag : mag; + } + } + } + } - 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); - } + if (tccp->qmfbid == 1) { + int* restrict tiledp = &tilec->data[(y * tile_w) + x]; + for (j = 0; j < cblk_h; ++j) { + for (i = 0; i < cblk_w; ++i) { + int tmp = datap[(j * cblk_w) + i]; + ((int*)tiledp)[(j * tile_w) + i] = tmp / 2; + } + } + } else { /* if (tccp->qmfbid == 0) */ + float* restrict tiledp = (float*) &tilec->data[(y * tile_w) + x]; + for (j = 0; j < cblk_h; ++j) { + float* restrict tiledp2 = tiledp; + for (i = 0; i < cblk_w; ++i) { + float tmp = *datap * band->stepsize; + *tiledp2 = tmp; + datap++; + tiledp2++; + } + tiledp += tile_w; + } + } + opj_free(cblk->data); + opj_free(cblk->segs); + } /* cblkno */ + opj_free(precinct->cblks.dec); + precinct->cblks.dec = NULL; + } /* precno */ + } /* bandno */ + } /* resno */ } -#if 0 -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) -{ - 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 */ -#endif - - - -#if 0 -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 */ -#endif |