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Diffstat (limited to 'third_party/libopenjpeg20/t1.c')
| -rw-r--r-- | third_party/libopenjpeg20/t1.c | 1774 |
1 files changed, 0 insertions, 1774 deletions
diff --git a/third_party/libopenjpeg20/t1.c b/third_party/libopenjpeg20/t1.c deleted file mode 100644 index 8cb230f48e..0000000000 --- a/third_party/libopenjpeg20/t1.c +++ /dev/null @@ -1,1774 +0,0 @@ -/* - * 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) 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) 2005, Herve Drolon, FreeImage Team - * Copyright (c) 2007, Callum Lerwick <seg@haxxed.com> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#include "opj_includes.h" -#include "t1_luts.h" - -/** @defgroup T1 T1 - Implementation of the tier-1 coding */ -/*@{*/ - -/** @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); -/** -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); - -/** -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); - - -/** -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); - -/** -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); - - -/** -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); - -/** -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); - - -/** -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); - - - -/** -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); -/** -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); - -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); - -/** -Decode 1 code-block -@param t1 T1 handle -@param cblk Code-block coding parameters -@param orient -@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); - -/*@}*/ - -/*@}*/ - -/* ----------------------------------------------------------------------- */ - -OPJ_BYTE opj_t1_getctxno_zc(OPJ_UINT32 f, OPJ_UINT32 orient) { - return lut_ctxno_zc[(orient << 8) | (f & T1_SIG_OTH)]; -} - -OPJ_BYTE opj_t1_getctxno_sc(OPJ_UINT32 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; - return (tmp2); -} - -OPJ_BYTE opj_t1_getspb(OPJ_UINT32 f) { - return lut_spb[(f & (T1_SIG_PRIM | T1_SGN)) >> 4]; -} - -OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos) { - if (bitpos > T1_NMSEDEC_FRACBITS) { - return lut_nmsedec_sig[(x >> (bitpos - T1_NMSEDEC_FRACBITS)) & ((1 << T1_NMSEDEC_BITS) - 1)]; - } - - return lut_nmsedec_sig0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; -} - -OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos) { - if (bitpos > T1_NMSEDEC_FRACBITS) { - return lut_nmsedec_ref[(x >> (bitpos - T1_NMSEDEC_FRACBITS)) & ((1 << T1_NMSEDEC_BITS) - 1)]; - } - - 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 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 - }; - - np[-1] |= T1_SIG_SE; - np[0] |= mod[s]; - np[1] |= T1_SIG_SW; - - 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; -} - -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 - ) -{ - 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 + T1_NMSEDEC_FRACBITS)); - 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; - } -} - - -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) -{ - 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) -{ - 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 - ) -{ - 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); - } - } - } -} - -void opj_t1_dec_sigpass_raw( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient, - OPJ_INT32 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) -{ - 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) -{ - 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) -{ - 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 + T1_NMSEDEC_FRACBITS)); - 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; - } -} - -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) -{ - 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) -{ - 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( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 *nmsedec, - OPJ_BYTE type, - OPJ_UINT32 cblksty) -{ - 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); - } - } - } -} - -void opj_t1_dec_refpass_raw( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 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) -{ - 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) -{ - 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( - 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) -{ - 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 + T1_NMSEDEC_FRACBITS)); - 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; -} - -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) -{ - 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 */ - -static void opj_t1_dec_clnpass_step( - opj_t1_t *t1, - opj_flag_t *flagsp, - OPJ_INT32 *datap, - OPJ_INT32 orient, - OPJ_INT32 oneplushalf) -{ - 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_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; -} - -void opj_t1_enc_clnpass( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_UINT32 orient, - OPJ_INT32 *nmsedec, - OPJ_UINT32 cblksty) -{ - 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) & (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)); - } - } 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); - } - } - } -} - -static void opj_t1_dec_clnpass( - opj_t1_t *t1, - OPJ_INT32 bpno, - OPJ_INT32 orient, - 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) & (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)) { - 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) { - flags2 += t1->flags_stride; - if (agg && (j == k + (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 */ - - -/** 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_FLOAT64 w1 = 1, w2, wmsedec; - OPJ_ARG_NOT_USED(numcomps); - - 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); - } - - wmsedec = w1 * w2 * stepsize * (1 << bpno); - wmsedec *= wmsedec * nmsedec / 8192.0; - - return wmsedec; -} - -OPJ_BOOL opj_t1_allocate_buffers( - 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); - 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); - 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; -} - -/* ----------------------------------------------------------------------- */ - -/* ----------------------------------------------------------------------- */ -/** - * 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(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; -} - - -/** - * 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; - } - - /* 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); -} - -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) -{ - 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 */ - - if(!opj_t1_allocate_buffers( - t1, - (OPJ_UINT32)(cblk->x1 - cblk->x0), - (OPJ_UINT32)(cblk->y1 - cblk->y0))) - { - return OPJ_FALSE; - } - - bpno = (OPJ_INT32)(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) { - 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; - /* 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; - } - } - - 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; - } - - 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--; - } - } - } - 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_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; -} - -/** 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, - OPJ_UINT32 mct_numcomps) -{ - 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); - } -} - -#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 |