| /* |
| * 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" |
| |
| /* #define CONSISTENCY_CHECK */ |
| |
| /** @defgroup T1 T1 - Implementation of the tier-1 coding */ |
| /*@{*/ |
| |
| /** @name Local static functions */ |
| /*@{*/ |
| |
| static INLINE OPJ_BYTE opj_t1_getctxno_zc(opj_mqc_t *mqc, OPJ_UINT32 f); |
| 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 INLINE 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_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_colflag_t* colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_INT32 vsc, |
| OPJ_UINT32 row); |
| static INLINE void opj_t1_dec_sigpass_step_mqc( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t* colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_UINT32 row, |
| OPJ_UINT32 flags_stride); |
| static INLINE void opj_t1_dec_sigpass_step_mqc_vsc( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t* colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_INT32 vsc, |
| OPJ_UINT32 row); |
| |
| |
| /** |
| Encode significant pass |
| */ |
| static void opj_t1_enc_sigpass( opj_t1_t *t1, |
| OPJ_INT32 bpno, |
| OPJ_INT32 *nmsedec, |
| OPJ_BYTE type, |
| OPJ_UINT32 cblksty); |
| |
| /** |
| Decode significant pass |
| */ |
| static void opj_t1_dec_sigpass_raw( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno, |
| OPJ_INT32 cblksty); |
| static void opj_t1_dec_sigpass_mqc_vsc( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno); |
| |
| |
| |
| /** |
| 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); |
| 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_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 poshalf, |
| OPJ_INT32 neghalf, |
| OPJ_UINT32 row); |
| static INLINE void opj_t1_dec_refpass_step_mqc( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 poshalf, |
| OPJ_INT32 neghalf, |
| OPJ_UINT32 row); |
| static INLINE void opj_t1_dec_refpass_step_mqc_vsc( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 poshalf, |
| OPJ_INT32 neghalf, |
| OPJ_INT32 vsc, |
| OPJ_UINT32 row); |
| |
| |
| |
| /** |
| Encode clean-up pass |
| */ |
| static void opj_t1_enc_clnpass_step( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| OPJ_INT32 *datap, |
| OPJ_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_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_UINT32 row); |
| static void opj_t1_dec_clnpass_step( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_UINT32 row); |
| static void opj_t1_dec_clnpass_step_vsc( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_INT32 partial, |
| OPJ_INT32 vsc, |
| OPJ_UINT32 row); |
| /** |
| Encode clean-up pass |
| */ |
| static void opj_t1_enc_clnpass( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno, |
| OPJ_INT32 *nmsedec, |
| OPJ_UINT32 cblksty); |
| |
| static OPJ_FLOAT64 opj_t1_getwmsedec( |
| OPJ_INT32 nmsedec, |
| OPJ_UINT32 compno, |
| OPJ_UINT32 level, |
| OPJ_UINT32 orient, |
| OPJ_INT32 bpno, |
| OPJ_UINT32 qmfbid, |
| OPJ_FLOAT64 stepsize, |
| OPJ_UINT32 numcomps, |
| const OPJ_FLOAT64 * mct_norms, |
| OPJ_UINT32 mct_numcomps); |
| |
| static void opj_t1_encode_cblk( opj_t1_t *t1, |
| opj_tcd_cblk_enc_t* cblk, |
| OPJ_UINT32 orient, |
| OPJ_UINT32 compno, |
| OPJ_UINT32 level, |
| OPJ_UINT32 qmfbid, |
| OPJ_FLOAT64 stepsize, |
| OPJ_UINT32 cblksty, |
| OPJ_UINT32 numcomps, |
| opj_tcd_tile_t * tile, |
| const OPJ_FLOAT64 * mct_norms, |
| OPJ_UINT32 mct_numcomps); |
| |
| /** |
| 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); |
| |
| static OPJ_BOOL opj_t1_allocate_buffers( opj_t1_t *t1, |
| OPJ_UINT32 w, |
| OPJ_UINT32 h); |
| |
| /*@}*/ |
| |
| /*@}*/ |
| |
| /* ----------------------------------------------------------------------- */ |
| |
| static OPJ_BYTE opj_t1_getctxno_zc(opj_mqc_t *mqc, OPJ_UINT32 f) { |
| return mqc->lut_ctxno_zc_orient[(f & T1_SIG_OTH)]; |
| } |
| |
| static OPJ_BYTE opj_t1_getctxno_sc(OPJ_UINT32 f) { |
| return lut_ctxno_sc[(f & (T1_SIG_PRIM | T1_SGN)) >> 4]; |
| } |
| |
| static OPJ_UINT32 opj_t1_getctxno_mag(OPJ_UINT32 f) { |
| OPJ_UINT32 tmp1 = (f & T1_SIG_OTH) ? T1_CTXNO_MAG + 1 : T1_CTXNO_MAG; |
| OPJ_UINT32 tmp2 = (f & T1_REFINE) ? T1_CTXNO_MAG + 2 : tmp1; |
| return (tmp2); |
| } |
| |
| static OPJ_BYTE opj_t1_getspb(OPJ_UINT32 f) { |
| return lut_spb[(f & (T1_SIG_PRIM | T1_SGN)) >> 4]; |
| } |
| |
| static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos) { |
| if (bitpos > 0) { |
| return lut_nmsedec_sig[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)]; |
| } |
| |
| return lut_nmsedec_sig0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; |
| } |
| |
| static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos) { |
| if (bitpos > 0) { |
| return lut_nmsedec_ref[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)]; |
| } |
| |
| return lut_nmsedec_ref0[x & ((1 << T1_NMSEDEC_BITS) - 1)]; |
| } |
| |
| static INLINE 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; |
| |
| /* We strongly rely on (T1_SGN_N == 0x0100) == (T1_SIG_N == 0x0010) << 4 */ |
| /* and T1_SIG_E == T1_SIG_N << 1, T1_SIG_W == T1_SIG_N << 2 and T1_SIG_S == T1_SIG_N << 2 */ |
| /* and T1_SGN_E == T1_SGN_N << 1, T1_SGN_W == T1_SGN_N << 2 and T1_SGN_S == T1_SGN_N << 2 */ |
| |
| unsigned int flag_N = T1_SIG_N | ((unsigned int)T1_SIG_N << (4U * s)); |
| |
| np[-1] |= T1_SIG_SE; |
| np[0] |= (opj_flag_t)(flag_N << 2U); |
| np[1] |= T1_SIG_SW; |
| |
| flagsp[-1] |= (opj_flag_t)(flag_N << 1U); |
| flagsp[0] |= T1_SIG; |
| flagsp[1] |= (opj_flag_t)(flag_N << 3U); |
| |
| sp[-1] |= T1_SIG_NE; |
| sp[0] |= (opj_flag_t)flag_N; |
| sp[1] |= T1_SIG_NW; |
| } |
| |
| static INLINE void opj_t1_updateflagscolflags(opj_flag_t *flagsp, opj_colflag_t *colflagsp, OPJ_UINT32 s, OPJ_UINT32 stride, OPJ_UINT32 row) |
| { |
| opj_t1_updateflags(flagsp, s, stride); |
| if( row == 0U ) |
| { |
| *colflagsp |= (opj_colflag_t)((T1_COLFLAG_SIG_ROW_0 << (T1_COLFLAG_RBS * row)) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row+1U)))); |
| *(colflagsp - 1) |= (opj_colflag_t)((T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * row)) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row+1U)))); |
| *(colflagsp + 1) |= (opj_colflag_t)((T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * row)) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row+1U)))); |
| *(colflagsp - stride - 1) |= (T1_COLFLAG_SIG_OTHER_ROW_3); |
| *(colflagsp - stride) |= (T1_COLFLAG_SIG_OTHER_ROW_3); |
| *(colflagsp - stride + 1) |= (T1_COLFLAG_SIG_OTHER_ROW_3); |
| } |
| else if( row == 3U ) |
| { |
| *colflagsp |= (opj_colflag_t)((T1_COLFLAG_SIG_ROW_0 << (T1_COLFLAG_RBS * row)) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row-1U)))); |
| *(colflagsp - 1) |= (opj_colflag_t)((T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * row)) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row-1U)))); |
| *(colflagsp + 1) |= (opj_colflag_t)((T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * row)) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS* (row-1)))); |
| *(colflagsp + stride - 1) |= (T1_COLFLAG_SIG_OTHER_ROW_0); |
| *(colflagsp + stride) |= (T1_COLFLAG_SIG_OTHER_ROW_0); |
| *(colflagsp + stride + 1) |= (T1_COLFLAG_SIG_OTHER_ROW_0); |
| } |
| else |
| { |
| *(colflagsp - 1) |= (opj_colflag_t)((T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * row)) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row-1U))) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row+1U)))); |
| *colflagsp |= (opj_colflag_t)((T1_COLFLAG_SIG_ROW_0 << (T1_COLFLAG_RBS * row)) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row-1U))) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row+1U)))); |
| *(colflagsp + 1) |= (opj_colflag_t)((T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * row)) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row-1U))) | |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * (row+1U)))); |
| } |
| } |
| |
| static void opj_t1_enc_sigpass_step( opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 bpno, |
| OPJ_INT32 one, |
| OPJ_INT32 *nmsedec, |
| OPJ_BYTE type, |
| OPJ_UINT32 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(mqc, 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); |
| } |
| if (v) { |
| v = *datap < 0 ? 1 : 0; |
| *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap), (OPJ_UINT32)(bpno)); |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); /* ESSAI */ |
| if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ |
| opj_mqc_bypass_enc(mqc, (OPJ_UINT32)v); |
| } else { |
| opj_mqc_encode(mqc, (OPJ_UINT32)(v ^ opj_t1_getspb((OPJ_UINT32)flag))); |
| } |
| opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); |
| } |
| *flagsp |= T1_VISIT; |
| } |
| } |
| |
| |
| static INLINE void opj_t1_dec_sigpass_step_raw( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t* colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_INT32 vsc, |
| OPJ_UINT32 row) |
| { |
| OPJ_UINT32 v, 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_OTH) && !(*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0) << (T1_COLFLAG_RBS * row)))) { |
| if (opj_raw_decode(raw)) { |
| v = opj_raw_decode(raw); /* ESSAI */ |
| *datap = v ? -oneplushalf : oneplushalf; |
| opj_t1_updateflagscolflags(flagsp, colflagsp, v, t1->flags_stride, row); |
| } |
| #ifdef CONSISTENCY_CHECK |
| *flagsp |= T1_VISIT; |
| #endif |
| *colflagsp |= (opj_colflag_t)(T1_COLFLAG_VISIT_ROW_0 << (T1_COLFLAG_RBS * row)); |
| } |
| } |
| |
| static INLINE void opj_t1_dec_sigpass_step_mqc( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t* colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_UINT32 row, |
| OPJ_UINT32 flags_stride) |
| { |
| OPJ_INT32 v, flag; |
| |
| opj_mqc_t *mqc = t1->mqc; /* MQC component */ |
| #ifdef CONSISTENCY_CHECK |
| assert( ((*flagsp & T1_SIG_OTH) && !(*flagsp & (T1_SIG | T1_VISIT))) == |
| ((*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0 | T1_COLFLAG_SIG_OTHER_ROW_0) << (T1_COLFLAG_RBS * row))) == |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * row))) ); |
| #endif |
| if( (*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0 | T1_COLFLAG_SIG_OTHER_ROW_0) << (T1_COLFLAG_RBS * row))) == |
| (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * row)) ) { |
| flag = *flagsp; |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc(mqc, (OPJ_UINT32)flag)); |
| 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_updateflagscolflags(flagsp, colflagsp, (OPJ_UINT32)v, flags_stride, row); |
| } |
| #ifdef CONSISTENCY_CHECK |
| *flagsp |= T1_VISIT; |
| #endif |
| *colflagsp |= (opj_colflag_t)(T1_COLFLAG_VISIT_ROW_0 << (T1_COLFLAG_RBS * row)); |
| } |
| } /* VSC and BYPASS by Antonin */ |
| |
| static INLINE void opj_t1_dec_sigpass_step_mqc_vsc( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t* colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_INT32 vsc, |
| OPJ_UINT32 row) |
| { |
| OPJ_UINT32 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) && !(*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0) << (T1_COLFLAG_RBS * row)))) { |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc(mqc, flag)); |
| if (opj_mqc_decode(mqc)) { |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); |
| v = (OPJ_UINT32)opj_mqc_decode(mqc) ^ opj_t1_getspb(flag); |
| *datap = v ? -oneplushalf : oneplushalf; |
| opj_t1_updateflagscolflags(flagsp, colflagsp, v, t1->flags_stride, row); |
| } |
| #ifdef CONSISTENCY_CHECK |
| *flagsp |= T1_VISIT; |
| #endif |
| *colflagsp |= (opj_colflag_t)(T1_COLFLAG_VISIT_ROW_0 << (T1_COLFLAG_RBS * row)); |
| } |
| } /* VSC and BYPASS by Antonin */ |
| |
| |
| |
| static void opj_t1_enc_sigpass(opj_t1_t *t1, |
| OPJ_INT32 bpno, |
| OPJ_INT32 *nmsedec, |
| OPJ_BYTE type, |
| OPJ_UINT32 cblksty |
| ) |
| { |
| OPJ_UINT32 i, 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], |
| bpno, |
| one, |
| nmsedec, |
| type, |
| vsc); |
| } |
| } |
| } |
| } |
| |
| static void opj_t1_dec_sigpass_raw( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno, |
| OPJ_INT32 cblksty) |
| { |
| OPJ_INT32 one, half, oneplushalf, vsc; |
| OPJ_UINT32 i, j, k; |
| opj_colflag_t *colflags1 = &t1->colflags[t1->flags_stride + 1]; |
| one = 1 << bpno; |
| half = one >> 1; |
| oneplushalf = one | half; |
| for (k = 0; k < t1->h; k += 4) { |
| for (i = 0; i < t1->w; ++i) { |
| opj_colflag_t *colflags2 = colflags1 + 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], |
| colflags2, |
| &t1->data[(j * t1->w) + i], |
| oneplushalf, |
| vsc, |
| j - k); |
| } |
| } |
| colflags1 += t1->flags_stride; |
| } |
| } /* VSC and BYPASS by Antonin */ |
| |
| #define opj_t1_dec_sigpass_mqc_internal(t1, bpno, w, h, flags_stride) \ |
| { \ |
| OPJ_INT32 one, half, oneplushalf; \ |
| OPJ_UINT32 i, j, k; \ |
| OPJ_INT32 *data1 = t1->data; \ |
| opj_flag_t *flags1 = &t1->flags[1]; \ |
| opj_colflag_t *colflags1 = &t1->colflags[flags_stride + 1]; \ |
| one = 1 << bpno; \ |
| half = one >> 1; \ |
| oneplushalf = one | half; \ |
| for (k = 0; k < (h & ~3u); k += 4) { \ |
| for (i = 0; i < w; ++i) { \ |
| OPJ_INT32 *data2 = data1 + i; \ |
| opj_flag_t *flags2 = flags1 + i; \ |
| opj_colflag_t *colflags2 = colflags1 + i; \ |
| if( *colflags2 == 0 ) continue; \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_sigpass_step_mqc(t1, flags2, colflags2, data2, oneplushalf, 0U, flags_stride); \ |
| data2 += w; \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_sigpass_step_mqc(t1, flags2, colflags2, data2, oneplushalf, 1U, flags_stride); \ |
| data2 += w; \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_sigpass_step_mqc(t1, flags2, colflags2, data2, oneplushalf, 2U, flags_stride); \ |
| data2 += w; \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_sigpass_step_mqc(t1, flags2, colflags2, data2, oneplushalf, 3U, flags_stride); \ |
| data2 += w; \ |
| } \ |
| data1 += w << 2; \ |
| flags1 += flags_stride << 2; \ |
| colflags1 += flags_stride; \ |
| } \ |
| for (i = 0; i < w; ++i) { \ |
| OPJ_INT32 *data2 = data1 + i; \ |
| opj_flag_t *flags2 = flags1 + i; \ |
| opj_colflag_t *colflags2 = colflags1 + i; \ |
| for (j = k; j < h; ++j) { \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_sigpass_step_mqc(t1, flags2, colflags2, data2, oneplushalf, j - k, flags_stride); \ |
| data2 += w; \ |
| } \ |
| } \ |
| } |
| |
| static void opj_t1_dec_sigpass_mqc_64x64( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno) |
| { |
| opj_t1_dec_sigpass_mqc_internal(t1, bpno, 64, 64, 66); |
| } |
| |
| static void opj_t1_dec_sigpass_mqc_generic( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno) |
| { |
| opj_t1_dec_sigpass_mqc_internal(t1, bpno, t1->w, t1->h, t1->flags_stride); |
| } |
| |
| /* VSC and BYPASS by Antonin */ |
| static void opj_t1_dec_sigpass_mqc_vsc( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno) |
| { |
| OPJ_INT32 one, half, oneplushalf, vsc; |
| OPJ_UINT32 i, j, k; |
| OPJ_INT32 *data1 = t1->data; |
| opj_flag_t *flags1 = &t1->flags[1]; |
| opj_colflag_t *colflags1 = &t1->colflags[t1->flags_stride + 1]; |
| one = 1 << bpno; |
| half = one >> 1; |
| oneplushalf = one | half; |
| for (k = 0; k < (t1->h & ~(OPJ_UINT32)3); k += 4U) { |
| for (i = 0; i < t1->w; ++i) { |
| OPJ_INT32 *data2 = data1 + i; |
| opj_flag_t *flags2 = flags1 + i; |
| opj_colflag_t *colflags2 = colflags1 + i; |
| flags2 += t1->flags_stride; |
| opj_t1_dec_sigpass_step_mqc_vsc(t1, flags2, colflags2, data2, oneplushalf, 0, 0U); |
| data2 += t1->w; |
| flags2 += t1->flags_stride; |
| opj_t1_dec_sigpass_step_mqc_vsc(t1, flags2, colflags2, data2, oneplushalf, 0, 1U); |
| data2 += t1->w; |
| flags2 += t1->flags_stride; |
| opj_t1_dec_sigpass_step_mqc_vsc(t1, flags2, colflags2, data2, oneplushalf, 0, 2U); |
| data2 += t1->w; |
| flags2 += t1->flags_stride; |
| opj_t1_dec_sigpass_step_mqc_vsc(t1, flags2, colflags2, data2, oneplushalf, 1, 3U); |
| data2 += t1->w; |
| } |
| data1 += t1->w << 2; |
| flags1 += t1->flags_stride << 2; |
| colflags1 += t1->flags_stride; |
| } |
| for (i = 0; i < t1->w; ++i) { |
| opj_colflag_t *colflags2 = colflags1 + i; |
| for (j = k; j < t1->h; ++j) { |
| vsc = (j == t1->h - 1) ? 1 : 0; |
| opj_t1_dec_sigpass_step_mqc_vsc( |
| t1, |
| &t1->flags[((j+1) * t1->flags_stride) + i + 1], |
| colflags2, |
| &t1->data[(j * t1->w) + i], |
| oneplushalf, |
| vsc, |
| j - k); |
| } |
| } |
| } /* VSC and BYPASS by Antonin */ |
| |
| |
| |
| static void opj_t1_enc_refpass_step( opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 bpno, |
| OPJ_INT32 one, |
| OPJ_INT32 *nmsedec, |
| OPJ_BYTE type, |
| OPJ_UINT32 vsc) |
| { |
| OPJ_INT32 v; |
| OPJ_UINT32 flag; |
| |
| opj_mqc_t *mqc = t1->mqc; /* MQC component */ |
| |
| flag = vsc ? (OPJ_UINT32)((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (OPJ_UINT32)(*flagsp); |
| if ((flag & (T1_SIG | T1_VISIT)) == T1_SIG) { |
| *nmsedec += opj_t1_getnmsedec_ref((OPJ_UINT32)opj_int_abs(*datap), (OPJ_UINT32)(bpno)); |
| v = (opj_int_abs(*datap) & one) ? 1 : 0; |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_mag(flag)); /* ESSAI */ |
| if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ |
| opj_mqc_bypass_enc(mqc, (OPJ_UINT32)v); |
| } else { |
| opj_mqc_encode(mqc, (OPJ_UINT32)v); |
| } |
| *flagsp |= T1_REFINE; |
| } |
| } |
| |
| static INLINE void opj_t1_dec_refpass_step_raw( |
| opj_t1_t *t1, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 poshalf, |
| OPJ_INT32 neghalf, |
| OPJ_UINT32 row) |
| { |
| OPJ_INT32 v, t; |
| |
| opj_raw_t *raw = t1->raw; /* RAW component */ |
| |
| if ((*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0) << (T1_COLFLAG_RBS * row))) == |
| ((T1_COLFLAG_SIG_ROW_0) << (T1_COLFLAG_RBS * row))) { |
| v = (OPJ_INT32)opj_raw_decode(raw); |
| t = v ? poshalf : neghalf; |
| *datap += *datap < 0 ? -t : t; |
| *colflagsp |= (opj_colflag_t)(T1_COLFLAG_REFINE_ROW_0 << (T1_COLFLAG_RBS * row)); |
| } |
| } /* VSC and BYPASS by Antonin */ |
| |
| static INLINE void opj_t1_dec_refpass_step_mqc( |
| opj_t1_t *t1, |
| #ifdef CONSISTENCY_CHECK |
| opj_flag_t *flagsp, |
| #else |
| opj_flag_t *flagsp_unused, |
| #endif |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 poshalf, |
| OPJ_INT32 neghalf, |
| OPJ_UINT32 row) |
| { |
| OPJ_INT32 v, t; |
| |
| opj_mqc_t *mqc = t1->mqc; /* MQC component */ |
| #ifdef CONSISTENCY_CHECK |
| assert( ((*flagsp & (T1_SIG | T1_VISIT)) == T1_SIG) == |
| ((*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0) << (T1_COLFLAG_RBS * row))) == ((T1_COLFLAG_SIG_ROW_0) << (T1_COLFLAG_RBS * row))) ); |
| #else |
| (void)flagsp_unused; |
| #endif |
| if ((*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0) << (T1_COLFLAG_RBS * row))) == |
| ((T1_COLFLAG_SIG_ROW_0) << (T1_COLFLAG_RBS * row))) { |
| OPJ_UINT32 tmp1 = (*colflagsp & (T1_COLFLAG_SIG_OTHER_ROW_0 << (T1_COLFLAG_RBS * row))) ? T1_CTXNO_MAG + 1 : T1_CTXNO_MAG; |
| OPJ_UINT32 tmp2 = (*colflagsp & (T1_COLFLAG_REFINE_ROW_0 << (T1_COLFLAG_RBS * row))) ? T1_CTXNO_MAG + 2 : tmp1; |
| opj_mqc_setcurctx(mqc, tmp2); /* ESSAI */ |
| v = opj_mqc_decode(mqc); |
| t = v ? poshalf : neghalf; |
| *datap += *datap < 0 ? -t : t; |
| *colflagsp |= (opj_colflag_t)(T1_COLFLAG_REFINE_ROW_0 << (T1_COLFLAG_RBS * row)); |
| } |
| } /* VSC and BYPASS by Antonin */ |
| |
| static INLINE void opj_t1_dec_refpass_step_mqc_vsc( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 poshalf, |
| OPJ_INT32 neghalf, |
| OPJ_INT32 vsc, |
| OPJ_UINT32 row) |
| { |
| OPJ_UINT32 v; |
| OPJ_INT32 t; |
| |
| opj_mqc_t *mqc = t1->mqc; /* MQC component */ |
| |
| if ((*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0) << (T1_COLFLAG_RBS * row))) == |
| ((T1_COLFLAG_SIG_ROW_0) << (T1_COLFLAG_RBS * row))) { |
| OPJ_UINT32 flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); |
| OPJ_UINT32 tmp1 = (flag & T1_SIG_OTH) ? T1_CTXNO_MAG + 1 : T1_CTXNO_MAG; |
| OPJ_UINT32 tmp2 = (*colflagsp & (T1_COLFLAG_REFINE_ROW_0 << (T1_COLFLAG_RBS * row))) ? T1_CTXNO_MAG + 2U : tmp1; |
| opj_mqc_setcurctx(mqc, tmp2); /* ESSAI */ |
| v = (OPJ_UINT32)opj_mqc_decode(mqc); |
| t = v ? poshalf : neghalf; |
| *datap += *datap < 0 ? -t : t; |
| *colflagsp |= (opj_colflag_t)(T1_COLFLAG_REFINE_ROW_0 << (T1_COLFLAG_RBS * row)); |
| } |
| } /* VSC and BYPASS by Antonin */ |
| |
| |
| static 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); |
| } |
| } |
| } |
| } |
| |
| static void opj_t1_dec_refpass_raw( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno) |
| { |
| OPJ_INT32 one, poshalf, neghalf; |
| OPJ_UINT32 i, j, k; |
| opj_colflag_t *colflags1 = &t1->colflags[t1->flags_stride + 1]; |
| 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) { |
| opj_colflag_t *colflags2 = colflags1 + i; |
| for (j = k; j < k + 4 && j < t1->h; ++j) { |
| opj_t1_dec_refpass_step_raw( |
| t1, |
| colflags2, |
| &t1->data[(j * t1->w) + i], |
| poshalf, |
| neghalf, j - k); |
| } |
| } |
| colflags1 += t1->flags_stride; |
| } |
| } /* VSC and BYPASS by Antonin */ |
| |
| #define opj_t1_dec_refpass_mqc_internal(t1, bpno, w, h, flags_stride) \ |
| { \ |
| OPJ_INT32 one, poshalf, neghalf; \ |
| OPJ_UINT32 i, j, k; \ |
| OPJ_INT32 *data1 = t1->data; \ |
| opj_flag_t *flags1 = &t1->flags[1]; \ |
| opj_colflag_t *colflags1 = &t1->colflags[flags_stride + 1]; \ |
| one = 1 << bpno; \ |
| poshalf = one >> 1; \ |
| neghalf = bpno > 0 ? -poshalf : -1; \ |
| for (k = 0; k < (h & ~3u); k += 4) { \ |
| for (i = 0; i < w; ++i) { \ |
| OPJ_INT32 *data2 = data1 + i; \ |
| opj_flag_t *flags2 = flags1 + i; \ |
| opj_colflag_t *colflags2 = colflags1 + i; \ |
| if( *colflags2 == 0 ) continue; \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_refpass_step_mqc(t1, flags2, colflags2, data2, poshalf, neghalf, 0U); \ |
| data2 += w; \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_refpass_step_mqc(t1, flags2, colflags2, data2, poshalf, neghalf, 1U); \ |
| data2 += w; \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_refpass_step_mqc(t1, flags2, colflags2, data2, poshalf, neghalf, 2U); \ |
| data2 += w; \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_refpass_step_mqc(t1, flags2, colflags2, data2, poshalf, neghalf, 3U); \ |
| data2 += w; \ |
| } \ |
| data1 += w << 2; \ |
| flags1 += flags_stride << 2; \ |
| colflags1 += flags_stride; \ |
| } \ |
| for (i = 0; i < w; ++i) { \ |
| OPJ_INT32 *data2 = data1 + i; \ |
| opj_flag_t *flags2 = flags1 + i; \ |
| opj_colflag_t *colflags2 = colflags1 + i; \ |
| for (j = k; j < h; ++j) { \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_refpass_step_mqc(t1, flags2, colflags2, data2, poshalf, neghalf, j - k); \ |
| data2 += w; \ |
| } \ |
| } \ |
| } |
| |
| static void opj_t1_dec_refpass_mqc_64x64( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno) |
| { |
| opj_t1_dec_refpass_mqc_internal(t1, bpno, 64, 64, 66); |
| } |
| |
| static void opj_t1_dec_refpass_mqc_generic( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno) |
| { |
| opj_t1_dec_refpass_mqc_internal(t1, bpno, t1->w, t1->h, t1->flags_stride); |
| } |
| |
| /* VSC and BYPASS by Antonin */ |
| static 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; |
| OPJ_INT32 *data1 = t1->data; |
| opj_flag_t *flags1 = &t1->flags[1]; |
| opj_colflag_t *colflags1 = &t1->colflags[t1->flags_stride + 1]; |
| one = 1 << bpno; |
| poshalf = one >> 1; |
| neghalf = bpno > 0 ? -poshalf : -1; |
| for (k = 0; k < (t1->h & ~(OPJ_UINT32)3U); k += 4U) { |
| for (i = 0; i < t1->w; ++i) { |
| OPJ_INT32 *data2 = data1 + i; |
| opj_flag_t *flags2 = flags1 + i; |
| opj_colflag_t *colflags2 = colflags1 + i; |
| flags2 += t1->flags_stride; |
| opj_t1_dec_refpass_step_mqc_vsc(t1, flags2, colflags2, data2, poshalf, neghalf, 0, 0U); |
| data2 += t1->w; |
| flags2 += t1->flags_stride; |
| opj_t1_dec_refpass_step_mqc_vsc(t1, flags2, colflags2, data2, poshalf, neghalf, 0, 1U); |
| data2 += t1->w; |
| flags2 += t1->flags_stride; |
| opj_t1_dec_refpass_step_mqc_vsc(t1, flags2, colflags2, data2, poshalf, neghalf, 0, 2U); |
| data2 += t1->w; |
| flags2 += t1->flags_stride; |
| opj_t1_dec_refpass_step_mqc_vsc(t1, flags2, colflags2, data2, poshalf, neghalf, 1, 3U); |
| data2 += t1->w; |
| } |
| data1 += t1->w << 2; |
| flags1 += t1->flags_stride << 2; |
| colflags1 += t1->flags_stride; |
| } |
| for (i = 0; i < t1->w; ++i) { |
| opj_colflag_t *colflags2 = colflags1 + i; |
| for (j = k; j < t1->h; ++j) { |
| vsc = (j == t1->h - 1) ? 1 : 0; |
| opj_t1_dec_refpass_step_mqc_vsc( |
| t1, |
| &t1->flags[((j+1) * t1->flags_stride) + i + 1], |
| colflags2, |
| &t1->data[(j * t1->w) + i], |
| poshalf, neghalf, |
| vsc, |
| j - k); |
| } |
| } |
| } /* VSC and BYPASS by Antonin */ |
| |
| |
| static void opj_t1_enc_clnpass_step( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 bpno, |
| OPJ_INT32 one, |
| OPJ_INT32 *nmsedec, |
| OPJ_UINT32 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(mqc, flag)); |
| v = (opj_int_abs(*datap) & one) ? 1 : 0; |
| opj_mqc_encode(mqc, (OPJ_UINT32)v); |
| if (v) { |
| LABEL_PARTIAL: |
| *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap), (OPJ_UINT32)(bpno)); |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); |
| v = *datap < 0 ? 1 : 0; |
| opj_mqc_encode(mqc, (OPJ_UINT32)(v ^ opj_t1_getspb((OPJ_UINT32)flag))); |
| opj_t1_updateflags(flagsp, (OPJ_UINT32)v, t1->flags_stride); |
| } |
| } |
| *flagsp &= (opj_flag_t)~T1_VISIT; |
| } |
| |
| static void opj_t1_dec_clnpass_step_partial( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_UINT32 row) |
| { |
| OPJ_INT32 v, flag; |
| opj_mqc_t *mqc = t1->mqc; /* MQC component */ |
| |
| 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_updateflagscolflags(flagsp, colflagsp, (OPJ_UINT32)v, t1->flags_stride, row); |
| #ifdef CONSISTENCY_CHECK |
| *flagsp &= ~T1_VISIT; |
| #endif |
| } /* VSC and BYPASS by Antonin */ |
| |
| static void opj_t1_dec_clnpass_step( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_UINT32 row) |
| { |
| OPJ_INT32 v, flag; |
| |
| opj_mqc_t *mqc = t1->mqc; /* MQC component */ |
| #ifdef CONSISTENCY_CHECK |
| assert( (!(*flagsp & (T1_SIG | T1_VISIT))) == (!(*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0) << (4*row)))) ); |
| #endif |
| if (!(*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0) << (4*row)))) { |
| flag = *flagsp; |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc(mqc, (OPJ_UINT32)flag)); |
| 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_updateflagscolflags(flagsp, colflagsp, (OPJ_UINT32)v, t1->flags_stride, row); |
| } |
| } |
| #ifdef CONSISTENCY_CHECK |
| *flagsp &= ~T1_VISIT; |
| #endif |
| } /* VSC and BYPASS by Antonin */ |
| |
| static void opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_UINT32 row, |
| OPJ_UINT32 flags_stride) |
| { |
| OPJ_INT32 v; |
| OPJ_INT32 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(mqc, (OPJ_UINT32)flag)); |
| 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_updateflagscolflags(flagsp, colflagsp, (OPJ_UINT32)v, flags_stride, row); |
| } |
| } |
| /*flagsp &= ~T1_VISIT;*/ |
| } |
| |
| static void opj_t1_dec_clnpass_step_vsc( |
| opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| opj_colflag_t *colflagsp, |
| OPJ_INT32 *datap, |
| OPJ_INT32 oneplushalf, |
| OPJ_INT32 partial, |
| OPJ_INT32 vsc, |
| OPJ_UINT32 row) |
| { |
| OPJ_UINT32 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 (!(*colflagsp & ((T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0) << (T1_COLFLAG_RBS * row)))) { |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc(mqc, flag)); |
| if (opj_mqc_decode(mqc)) { |
| LABEL_PARTIAL: |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); |
| v = (OPJ_UINT32)opj_mqc_decode(mqc) ^ opj_t1_getspb(flag); |
| *datap = v ? -oneplushalf : oneplushalf; |
| opj_t1_updateflagscolflags(flagsp, colflagsp, v, t1->flags_stride, row); |
| } |
| } |
| #ifdef CONSISTENCY_CHECK |
| *flagsp &= ~T1_VISIT; |
| #endif |
| } |
| |
| static void opj_t1_enc_clnpass( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno, |
| 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) | |
| MACRO_t1_flags(1 + k + 1,1 + i) | |
| MACRO_t1_flags(1 + k + 2,1 + i) | |
| MACRO_t1_flags(1 + k + 3,1 + i)) & (T1_SIG | T1_VISIT | T1_SIG_OTH)); |
| } |
| } else { |
| agg = 0; |
| } |
| if (agg) { |
| for (runlen = 0; runlen < 4; ++runlen) { |
| if (opj_int_abs(t1->data[((k + runlen)*t1->data_stride) + i]) & one) |
| break; |
| } |
| opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); |
| opj_mqc_encode(mqc, runlen != 4); |
| if (runlen == 4) { |
| continue; |
| } |
| opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); |
| opj_mqc_encode(mqc, runlen >> 1); |
| opj_mqc_encode(mqc, runlen & 1); |
| } else { |
| runlen = 0; |
| } |
| for (j = k + runlen; j < k + 4 && j < t1->h; ++j) { |
| vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (j == k + 3 || j == t1->h - 1)) ? 1 : 0; |
| opj_t1_enc_clnpass_step( |
| t1, |
| &t1->flags[((j+1) * t1->flags_stride) + i + 1], |
| &t1->data[(j * t1->data_stride) + i], |
| bpno, |
| one, |
| nmsedec, |
| agg && (j == k + runlen), |
| vsc); |
| } |
| } |
| } |
| } |
| |
| #define MACRO_t1_flags_internal(x,y,flags_stride) t1->flags[((x)*(flags_stride))+(y)] |
| |
| #define opj_t1_dec_clnpass_internal(consistency_check, t1, bpno, cblksty, w, h, flags_stride) \ |
| { \ |
| 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) { \ |
| opj_colflag_t *colflags1 = &t1->colflags[flags_stride + 1]; \ |
| for (k = 0; k < h; k += 4) { \ |
| for (i = 0; i < w; ++i) { \ |
| opj_colflag_t *colflags2 = colflags1 + i; \ |
| if (k + 3 < h) { \ |
| agg = !((*colflags2 & (T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0 | T1_COLFLAG_SIG_OTHER_ROW_0 | \ |
| T1_COLFLAG_SIG_ROW_1 | T1_COLFLAG_VISIT_ROW_1 | T1_COLFLAG_SIG_OTHER_ROW_1 | \ |
| T1_COLFLAG_SIG_ROW_2 | T1_COLFLAG_VISIT_ROW_2 | T1_COLFLAG_SIG_OTHER_ROW_2 | \ |
| T1_COLFLAG_SIG_ROW_3 | T1_COLFLAG_VISIT_ROW_3)) || \ |
| ((MACRO_t1_flags_internal(1 + k + 3,1 + i,flags_stride) \ |
| & ((~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) & (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 < h; ++j) { \ |
| vsc = (j == k + 3 || j == h - 1) ? 1 : 0; \ |
| opj_t1_dec_clnpass_step_vsc( \ |
| t1, \ |
| &t1->flags[((j+1) * flags_stride) + i + 1], \ |
| colflags2, \ |
| &t1->data[(j * w) + i], \ |
| oneplushalf, \ |
| agg && (j == k + (OPJ_UINT32)runlen), \ |
| vsc, j - k); \ |
| } \ |
| *colflags2 &= (opj_colflag_t)~(T1_COLFLAG_VISIT_ROW_0 | T1_COLFLAG_VISIT_ROW_1 | T1_COLFLAG_VISIT_ROW_2 | T1_COLFLAG_VISIT_ROW_3); \ |
| } \ |
| colflags1 += flags_stride; \ |
| } \ |
| } else { \ |
| OPJ_INT32 *data1 = t1->data; \ |
| opj_flag_t *flags1 = &t1->flags[1]; \ |
| opj_colflag_t *colflags1 = &t1->colflags[flags_stride + 1]; \ |
| for (k = 0; k < (h & ~3u); k += 4) { \ |
| for (i = 0; i < w; ++i) { \ |
| OPJ_INT32 *data2 = data1 + i; \ |
| opj_flag_t *flags2 = flags1 + i; \ |
| opj_colflag_t *colflags2 = colflags1 + i; \ |
| opj_colflag_t colflags = *colflags2; \ |
| agg = !(colflags & (T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0 | T1_COLFLAG_SIG_OTHER_ROW_0 | \ |
| T1_COLFLAG_SIG_ROW_1 | T1_COLFLAG_VISIT_ROW_1 | T1_COLFLAG_SIG_OTHER_ROW_1 | \ |
| T1_COLFLAG_SIG_ROW_2 | T1_COLFLAG_VISIT_ROW_2 | T1_COLFLAG_SIG_OTHER_ROW_2 | \ |
| T1_COLFLAG_SIG_ROW_3 | T1_COLFLAG_VISIT_ROW_3 | T1_COLFLAG_SIG_OTHER_ROW_3)); \ |
| if( consistency_check ) { \ |
| assert( agg == !((MACRO_t1_flags_internal(1 + k, 1 + i,flags_stride) | \ |
| MACRO_t1_flags_internal(1 + k + 1, 1 + i,flags_stride) | \ |
| MACRO_t1_flags_internal(1 + k + 2, 1 + i,flags_stride) | \ |
| MACRO_t1_flags_internal(1 + k + 3, 1 + i,flags_stride)) & (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 * flags_stride; \ |
| data2 += (OPJ_UINT32)runlen * w; \ |
| for (j = (OPJ_UINT32)runlen; j < 4; ++j) { \ |
| flags2 += flags_stride; \ |
| if (j == (OPJ_UINT32)runlen) { \ |
| opj_t1_dec_clnpass_step_partial(t1, flags2, colflags2, data2, oneplushalf, j); \ |
| } else { \ |
| opj_t1_dec_clnpass_step(t1, flags2, colflags2, data2, oneplushalf, j); \ |
| } \ |
| data2 += w; \ |
| } \ |
| } else { \ |
| flags2 += flags_stride; \ |
| if( consistency_check ) { assert( (!(colflags & (T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0))) == (!(*flags2 & (T1_SIG | T1_VISIT))) ); } \ |
| if (!(colflags & (T1_COLFLAG_SIG_ROW_0 | T1_COLFLAG_VISIT_ROW_0))) {\ |
| opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, colflags2, data2, oneplushalf, 0U, flags_stride); \ |
| } \ |
| if( consistency_check ) *flags2 &= (opj_flag_t)~T1_VISIT; \ |
| data2 += w; \ |
| flags2 += flags_stride; \ |
| if( consistency_check ) { assert( (!(colflags & (T1_COLFLAG_SIG_ROW_1 | T1_COLFLAG_VISIT_ROW_1))) == (!(*flags2 & (T1_SIG | T1_VISIT))) ); } \ |
| if (!(colflags & (T1_COLFLAG_SIG_ROW_1 | T1_COLFLAG_VISIT_ROW_1))) {\ |
| opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, colflags2, data2, oneplushalf, 1U, flags_stride); \ |
| } \ |
| if( consistency_check ) *flags2 &= (opj_flag_t)~T1_VISIT; \ |
| data2 += w; \ |
| flags2 += flags_stride; \ |
| if( consistency_check ) { assert( (!(colflags & (T1_COLFLAG_SIG_ROW_2 | T1_COLFLAG_VISIT_ROW_2))) == (!(*flags2 & (T1_SIG | T1_VISIT))) ); } \ |
| if (!(colflags & (T1_COLFLAG_SIG_ROW_2 | T1_COLFLAG_VISIT_ROW_2))) {\ |
| opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, colflags2, data2, oneplushalf, 2U, flags_stride); \ |
| } \ |
| if( consistency_check ) *flags2 &= (opj_flag_t)~T1_VISIT; \ |
| data2 += w; \ |
| flags2 += flags_stride; \ |
| if( consistency_check ) { assert( (!(colflags & (T1_COLFLAG_SIG_ROW_3 | T1_COLFLAG_VISIT_ROW_3))) == (!(*flags2 & (T1_SIG | T1_VISIT))) ); } \ |
| if (!(colflags & (T1_COLFLAG_SIG_ROW_3 | T1_COLFLAG_VISIT_ROW_3))) {\ |
| opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, colflags2, data2, oneplushalf, 3U, flags_stride); \ |
| } \ |
| if( consistency_check ) *flags2 &= (opj_flag_t)~T1_VISIT; \ |
| data2 += w; \ |
| } \ |
| *colflags2 &= (opj_colflag_t)~(T1_COLFLAG_VISIT_ROW_0 | T1_COLFLAG_VISIT_ROW_1 | T1_COLFLAG_VISIT_ROW_2 | T1_COLFLAG_VISIT_ROW_3); \ |
| } \ |
| data1 += w << 2; \ |
| flags1 += flags_stride << 2; \ |
| colflags1 += flags_stride; \ |
| } \ |
| for (i = 0; i < w; ++i) { \ |
| OPJ_INT32 *data2 = data1 + i; \ |
| opj_flag_t *flags2 = flags1 + i; \ |
| opj_colflag_t *colflags2 = colflags1 + i; \ |
| for (j = k; j < h; ++j) { \ |
| flags2 += flags_stride; \ |
| opj_t1_dec_clnpass_step(t1, flags2, colflags2, data2, oneplushalf, j - k); \ |
| data2 += w; \ |
| } \ |
| *colflags2 &= (opj_colflag_t)~(T1_COLFLAG_VISIT_ROW_0 | T1_COLFLAG_VISIT_ROW_1 | T1_COLFLAG_VISIT_ROW_2 | T1_COLFLAG_VISIT_ROW_3); \ |
| } \ |
| } \ |
| \ |
| 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 */ |
| |
| static void opj_t1_dec_clnpass_64x64( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno, |
| OPJ_INT32 cblksty) |
| { |
| #ifdef CONSISTENCY_CHECK |
| opj_t1_dec_clnpass_internal(OPJ_TRUE, t1, bpno, cblksty, 64, 64, 66); |
| #else |
| opj_t1_dec_clnpass_internal(OPJ_FALSE, t1, bpno, cblksty, 64, 64, 66); |
| #endif |
| } |
| |
| static void opj_t1_dec_clnpass_generic( |
| opj_t1_t *t1, |
| OPJ_INT32 bpno, |
| OPJ_INT32 cblksty) |
| { |
| #ifdef CONSISTENCY_CHECK |
| opj_t1_dec_clnpass_internal(OPJ_TRUE, t1, bpno, cblksty, t1->w, t1->h, t1->flags_stride); |
| #else |
| opj_t1_dec_clnpass_internal(OPJ_FALSE, t1, bpno, cblksty, t1->w, t1->h, t1->flags_stride); |
| #endif |
| } |
| |
| |
| /** 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; |
| } |
| |
| static OPJ_BOOL opj_t1_allocate_buffers( |
| opj_t1_t *t1, |
| OPJ_UINT32 w, |
| OPJ_UINT32 h) |
| { |
| /* encoder uses tile buffer, so no need to allocate */ |
| if (!t1->encoder) { |
| size_t datasize; |
| |
| #if (SIZE_MAX / 0xFFFFFFFFU) < 0xFFFFFFFFU /* UINT32_MAX */ |
| /* Overflow check */ |
| if ((w > 0U) && ((size_t)h > (SIZE_MAX / (size_t)w))) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| #endif |
| datasize = (size_t)w * h; |
| |
| /* Overflow check */ |
| if (datasize > (SIZE_MAX / sizeof(OPJ_INT32))) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| |
| if(datasize > (size_t)t1->datasize){ |
| opj_aligned_free(t1->data); |
| t1->data = (OPJ_INT32*) opj_aligned_malloc(datasize * sizeof(OPJ_INT32)); |
| if(!t1->data){ |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| #if SIZE_MAX > 0xFFFFFFFFU /* UINT32_MAX */ |
| /* TODO remove this if t1->datasize type changes to size_t */ |
| /* Overflow check */ |
| if (datasize > (size_t)0xFFFFFFFFU /* UINT32_MAX */) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| #endif |
| t1->datasize = (OPJ_UINT32)datasize; |
| } |
| /* memset first arg is declared to never be null by gcc */ |
| if (t1->data != NULL) { |
| memset(t1->data, 0, datasize * sizeof(OPJ_INT32)); |
| } |
| } |
| |
| { |
| size_t flagssize; |
| |
| /* Overflow check */ |
| if (w > (0xFFFFFFFFU /* UINT32_MAX */ - 2U)) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| t1->flags_stride = w + 2U; /* can't be 0U */ |
| |
| #if (SIZE_MAX - 3U) < 0xFFFFFFFFU /* UINT32_MAX */ |
| /* Overflow check */ |
| if (h > (0xFFFFFFFFU /* UINT32_MAX */ - 3U)) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| #endif |
| flagssize = (size_t)h + 3U; |
| |
| /* Overflow check */ |
| if (flagssize > (SIZE_MAX / (size_t)t1->flags_stride)) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| flagssize *= (size_t)t1->flags_stride; |
| |
| if(flagssize > (size_t)t1->flagssize){ |
| /* Overflow check */ |
| if (flagssize > (SIZE_MAX / sizeof(opj_flag_t))) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| opj_aligned_free(t1->flags); |
| t1->flags = (opj_flag_t*) opj_aligned_malloc(flagssize * sizeof(opj_flag_t)); |
| if(!t1->flags){ |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| #if SIZE_MAX > 0xFFFFFFFFU /* UINT32_MAX */ |
| /* TODO remove this if t1->flagssize type changes to size_t */ |
| /* Overflow check */ |
| if (flagssize > (size_t)0xFFFFFFFFU /* UINT32_MAX */) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| #endif |
| t1->flagssize = (OPJ_UINT32)flagssize; |
| } |
| memset(t1->flags, 0, flagssize * sizeof(opj_flag_t)); |
| } |
| if (!t1->encoder) { |
| size_t colflags_size = ((((size_t)h + 3U) / 4U) + 2U); /* Can't overflow, h checked against UINT32_MAX - 3U */ |
| |
| /* Overflow check */ |
| if (colflags_size > (SIZE_MAX / (size_t)t1->flags_stride)) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| colflags_size *= (size_t)t1->flags_stride; |
| |
| if(colflags_size > (size_t)t1->colflags_size){ |
| /* Overflow check */ |
| if ((size_t)colflags_size > (SIZE_MAX / sizeof(opj_colflag_t))) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| opj_aligned_free(t1->colflags); |
| t1->colflags = (opj_colflag_t*) opj_aligned_malloc(colflags_size * sizeof(opj_colflag_t)); |
| if(!t1->colflags){ |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| #if SIZE_MAX > 0xFFFFFFFFU /* UINT32_MAX */ |
| /* TODO remove this if t1->colflags_size type changes to size_t */ |
| /* Overflow check */ |
| if (colflags_size > (size_t)0xFFFFFFFFU /* UINT32_MAX */) { |
| /* FIXME event manager error callback */ |
| return OPJ_FALSE; |
| } |
| #endif |
| t1->colflags_size = (OPJ_UINT32)colflags_size; |
| } |
| memset(t1->colflags, 0, colflags_size * sizeof(opj_colflag_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; |
| } |
| |
| if (p_t1->colflags) { |
| opj_aligned_free(p_t1->colflags); |
| p_t1->colflags = 00; |
| } |
| opj_free(p_t1); |
| } |
| |
| typedef struct |
| { |
| OPJ_UINT32 resno; |
| opj_tcd_cblk_dec_t* cblk; |
| opj_tcd_band_t* band; |
| opj_tcd_tilecomp_t* tilec; |
| opj_tccp_t* tccp; |
| volatile OPJ_BOOL* pret; |
| } opj_t1_cblk_decode_processing_job_t; |
| |
| static void opj_t1_destroy_wrapper(void* t1) |
| { |
| opj_t1_destroy( (opj_t1_t*) t1 ); |
| } |
| |
| static void opj_t1_clbl_decode_processor(void* user_data, opj_tls_t* tls) |
| { |
| opj_tcd_cblk_dec_t* cblk; |
| opj_tcd_band_t* band; |
| opj_tcd_tilecomp_t* tilec; |
| opj_tccp_t* tccp; |
| OPJ_INT32* OPJ_RESTRICT datap; |
| OPJ_UINT32 cblk_w, cblk_h; |
| OPJ_INT32 x, y; |
| OPJ_UINT32 i, j; |
| opj_t1_cblk_decode_processing_job_t* job; |
| opj_t1_t* t1; |
| OPJ_UINT32 resno; |
| OPJ_UINT32 tile_w; |
| |
| job = (opj_t1_cblk_decode_processing_job_t*) user_data; |
| resno = job->resno; |
| cblk = job->cblk; |
| band = job->band; |
| tilec = job->tilec; |
| tccp = job->tccp; |
| tile_w = (OPJ_UINT32)(tilec->x1 - tilec->x0); |
| |
| if( !*(job->pret) ) |
| { |
| opj_free(job); |
| return; |
| } |
| |
| t1 = (opj_t1_t*) opj_tls_get(tls, OPJ_TLS_KEY_T1); |
| if( t1 == NULL ) |
| { |
| t1 = opj_t1_create( OPJ_FALSE ); |
| opj_tls_set( tls, OPJ_TLS_KEY_T1, t1, opj_t1_destroy_wrapper ); |
| } |
| |
| if (OPJ_FALSE == opj_t1_decode_cblk( |
| t1, |
| cblk, |
| band->bandno, |
| (OPJ_UINT32)tccp->roishift, |
| tccp->cblksty)) { |
| *(job->pret) = OPJ_FALSE; |
| opj_free(job); |
| return; |
| } |
| |
| x = cblk->x0 - band->x0; |
| y = cblk->y0 - band->y0; |
| if (band->bandno & 1) { |
| opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1]; |
| x += pres->x1 - pres->x0; |
| } |
| if (band->bandno & 2) { |
| opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1]; |
| y += pres->y1 - pres->y0; |
| } |
| |
| datap=t1->data; |
| cblk_w = t1->w; |
| cblk_h = t1->h; |
| |
| if (tccp->roishift) { |
| OPJ_INT32 thresh = 1 << tccp->roishift; |
| for (j = 0; j < cblk_h; ++j) { |
| for (i = 0; i < cblk_w; ++i) { |
| OPJ_INT32 val = datap[(j * cblk_w) + i]; |
| OPJ_INT32 mag = abs(val); |
| if (mag >= thresh) { |
| mag >>= tccp->roishift; |
| datap[(j * cblk_w) + i] = val < 0 ? -mag : mag; |
| } |
| } |
| } |
| } |
| if (tccp->qmfbid == 1) { |
| OPJ_INT32* OPJ_RESTRICT tiledp = &tilec->data[(OPJ_UINT32)y * tile_w + (OPJ_UINT32)x]; |
| for (j = 0; j < cblk_h; ++j) { |
| i = 0; |
| for (; i < (cblk_w & ~(OPJ_UINT32)3U); i += 4U) { |
| OPJ_INT32 tmp0 = datap[(j * cblk_w) + i + 0U]; |
| OPJ_INT32 tmp1 = datap[(j * cblk_w) + i + 1U]; |
| OPJ_INT32 tmp2 = datap[(j * cblk_w) + i + 2U]; |
| OPJ_INT32 tmp3 = datap[(j * cblk_w) + i + 3U]; |
| ((OPJ_INT32*)tiledp)[(j * tile_w) + i + 0U] = tmp0 / 2; |
| ((OPJ_INT32*)tiledp)[(j * tile_w) + i + 1U] = tmp1 / 2; |
| ((OPJ_INT32*)tiledp)[(j * tile_w) + i + 2U] = tmp2 / 2; |
| ((OPJ_INT32*)tiledp)[(j * tile_w) + i + 3U] = tmp3 / 2; |
| } |
| for (; i < cblk_w; ++i) { |
| OPJ_INT32 tmp = datap[(j * cblk_w) + i]; |
| ((OPJ_INT32*)tiledp)[(j * tile_w) + i] = tmp / 2; |
| } |
| } |
| } else { /* if (tccp->qmfbid == 0) */ |
| OPJ_FLOAT32* OPJ_RESTRICT tiledp = (OPJ_FLOAT32*) &tilec->data[(OPJ_UINT32)y * tile_w + (OPJ_UINT32)x]; |
| for (j = 0; j < cblk_h; ++j) { |
| OPJ_FLOAT32* OPJ_RESTRICT tiledp2 = tiledp; |
| for (i = 0; i < cblk_w; ++i) { |
| OPJ_FLOAT32 tmp = (OPJ_FLOAT32)*datap * band->stepsize; |
| *tiledp2 = tmp; |
| datap++; |
| tiledp2++; |
| } |
| tiledp += tile_w; |
| } |
| } |
| |
| opj_free(job); |
| } |
| |
| |
| void opj_t1_decode_cblks( opj_thread_pool_t* tp, |
| volatile OPJ_BOOL* pret, |
| opj_tcd_tilecomp_t* tilec, |
| opj_tccp_t* tccp |
| ) |
| { |
| OPJ_UINT32 resno, bandno, precno, cblkno; |
| |
| for (resno = 0; resno < tilec->minimum_num_resolutions; ++resno) { |
| opj_tcd_resolution_t* res = &tilec->resolutions[resno]; |
| |
| for (bandno = 0; bandno < res->numbands; ++bandno) { |
| opj_tcd_band_t* OPJ_RESTRICT band = &res->bands[bandno]; |
| |
| for (precno = 0; precno < res->pw * res->ph; ++precno) { |
| opj_tcd_precinct_t* precinct = &band->precincts[precno]; |
| |
| for (cblkno = 0; cblkno < precinct->cw * precinct->ch; ++cblkno) { |
| opj_tcd_cblk_dec_t* cblk = &precinct->cblks.dec[cblkno]; |
| opj_t1_cblk_decode_processing_job_t* job; |
| |
| job = (opj_t1_cblk_decode_processing_job_t*) opj_calloc(1, sizeof(opj_t1_cblk_decode_processing_job_t)); |
| if( !job ) |
| { |
| *pret = OPJ_FALSE; |
| return; |
| } |
| job->resno = resno; |
| job->cblk = cblk; |
| job->band = band; |
| job->tilec = tilec; |
| job->tccp = tccp; |
| job->pret = pret; |
| opj_thread_pool_submit_job( tp, opj_t1_clbl_decode_processor, job ); |
| if( !(*pret) ) |
| return; |
| } /* cblkno */ |
| } /* precno */ |
| } /* bandno */ |
| } /* resno */ |
| |
| return; |
| } |
| |
| |
| static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1, |
| opj_tcd_cblk_dec_t* cblk, |
| OPJ_UINT32 orient, |
| OPJ_UINT32 roishift, |
| OPJ_UINT32 cblksty) |
| { |
| opj_raw_t *raw = t1->raw; /* RAW component */ |
| opj_mqc_t *mqc = t1->mqc; /* MQC component */ |
| |
| OPJ_INT32 bpno_plus_one; |
| OPJ_UINT32 passtype; |
| OPJ_UINT32 segno, passno; |
| OPJ_BYTE type = T1_TYPE_MQ; /* BYPASS mode */ |
| |
| mqc->lut_ctxno_zc_orient = lut_ctxno_zc + orient * 256; |
| |
| if(!opj_t1_allocate_buffers( |
| t1, |
| (OPJ_UINT32)(cblk->x1 - cblk->x0), |
| (OPJ_UINT32)(cblk->y1 - cblk->y0))) |
| { |
| return OPJ_FALSE; |
| } |
| |
| bpno_plus_one = (OPJ_INT32)(roishift + cblk->numbps); |
| passtype = 2; |
| |
| opj_mqc_resetstates(mqc); |
| opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); |
| opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); |
| opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); |
| |
| for (segno = 0; segno < cblk->real_num_segs; ++segno) { |
| opj_tcd_seg_t *seg = &cblk->segs[segno]; |
| |
| /* BYPASS mode */ |
| type = ((bpno_plus_one <= ((OPJ_INT32) (cblk->numbps)) - 4) && (passtype < 2) && (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; |
| /* FIXME: slviewer gets here with a null pointer. Why? Partially downloaded and/or corrupt textures? */ |
| if(seg->data == 00){ |
| continue; |
| } |
| if (type == T1_TYPE_RAW) { |
| opj_raw_init_dec(raw, (*seg->data) + seg->dataindex, seg->len); |
| } else { |
| if (OPJ_FALSE == opj_mqc_init_dec(mqc, (*seg->data) + seg->dataindex, seg->len)) { |
| return OPJ_FALSE; |
| } |
| } |
| |
| if( t1->w == 64 && t1->h == 64 ) |
| { |
| for (passno = 0; (passno < seg->real_num_passes) && (bpno_plus_one >= 1); ++passno) { |
| switch (passtype) { |
| case 0: |
| if (type == T1_TYPE_RAW) { |
| opj_t1_dec_sigpass_raw(t1, bpno_plus_one, (OPJ_INT32)cblksty); |
| } else { |
| if (cblksty & J2K_CCP_CBLKSTY_VSC) { |
| opj_t1_dec_sigpass_mqc_vsc(t1, bpno_plus_one); |
| } else { |
| opj_t1_dec_sigpass_mqc_64x64(t1, bpno_plus_one); |
| } |
| } |
| break; |
| case 1: |
| if (type == T1_TYPE_RAW) { |
| opj_t1_dec_refpass_raw(t1, bpno_plus_one); |
| } else { |
| if (cblksty & J2K_CCP_CBLKSTY_VSC) { |
| opj_t1_dec_refpass_mqc_vsc(t1, bpno_plus_one); |
| } else { |
| opj_t1_dec_refpass_mqc_64x64(t1, bpno_plus_one); |
| } |
| } |
| break; |
| case 2: |
| opj_t1_dec_clnpass_64x64(t1, bpno_plus_one, (OPJ_INT32)cblksty); |
| break; |
| } |
| |
| if ((cblksty & J2K_CCP_CBLKSTY_RESET) && type == T1_TYPE_MQ) { |
| opj_mqc_resetstates(mqc); |
| opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); |
| opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); |
| opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); |
| } |
| if (++passtype == 3) { |
| passtype = 0; |
| bpno_plus_one--; |
| } |
| } |
| } |
| else |
| { |
| for (passno = 0; (passno < seg->real_num_passes) && (bpno_plus_one >= 1); ++passno) { |
| switch (passtype) { |
| case 0: |
| if (type == T1_TYPE_RAW) { |
| opj_t1_dec_sigpass_raw(t1, bpno_plus_one, (OPJ_INT32)cblksty); |
| } else { |
| if (cblksty & J2K_CCP_CBLKSTY_VSC) { |
| opj_t1_dec_sigpass_mqc_vsc(t1, bpno_plus_one); |
| } else { |
| opj_t1_dec_sigpass_mqc_generic(t1, bpno_plus_one); |
| } |
| } |
| break; |
| case 1: |
| if (type == T1_TYPE_RAW) { |
| opj_t1_dec_refpass_raw(t1, bpno_plus_one); |
| } else { |
| if (cblksty & J2K_CCP_CBLKSTY_VSC) { |
| opj_t1_dec_refpass_mqc_vsc(t1, bpno_plus_one); |
| } else { |
| opj_t1_dec_refpass_mqc_generic(t1, bpno_plus_one); |
| } |
| } |
| break; |
| case 2: |
| opj_t1_dec_clnpass_generic(t1, bpno_plus_one, (OPJ_INT32)cblksty); |
| break; |
| } |
| |
| if ((cblksty & J2K_CCP_CBLKSTY_RESET) && type == T1_TYPE_MQ) { |
| opj_mqc_resetstates(mqc); |
| opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46); |
| opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3); |
| opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); |
| } |
| if (++passtype == 3) { |
| passtype = 0; |
| bpno_plus_one--; |
| } |
| } |
| } |
| } |
| 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* OPJ_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* OPJ_RESTRICT tiledp; |
| OPJ_UINT32 cblk_w; |
| OPJ_UINT32 cblk_h; |
| OPJ_UINT32 i, j, tileIndex=0, tileLineAdvance; |
| |
| OPJ_INT32 x = cblk->x0 - band->x0; |
| OPJ_INT32 y = cblk->y0 - band->y0; |
| if (band->bandno & 1) { |
| opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; |
| x += pres->x1 - pres->x0; |
| } |
| if (band->bandno & 2) { |
| opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1]; |
| y += pres->y1 - pres->y0; |
| } |
| |
| if(!opj_t1_allocate_buffers( |
| t1, |
| (OPJ_UINT32)(cblk->x1 - cblk->x0), |
| (OPJ_UINT32)(cblk->y1 - cblk->y0))) |
| { |
| return OPJ_FALSE; |
| } |
| |
| cblk_w = t1->w; |
| cblk_h = t1->h; |
| tileLineAdvance = tile_w - cblk_w; |
| |
| tiledp=&tilec->data[(OPJ_UINT32)y * tile_w + (OPJ_UINT32)x]; |
| t1->data = tiledp; |
| t1->data_stride = tile_w; |
| if (tccp->qmfbid == 1) { |
| for (j = 0; j < cblk_h; ++j) { |
| for (i = 0; i < cblk_w; ++i) { |
| tiledp[tileIndex] *= (1 << T1_NMSEDEC_FRACBITS); |
| tileIndex++; |
| } |
| tileIndex += tileLineAdvance; |
| } |
| } else { /* if (tccp->qmfbid == 0) */ |
| for (j = 0; j < cblk_h; ++j) { |
| for (i = 0; i < cblk_w; ++i) { |
| OPJ_INT32 tmp = tiledp[tileIndex]; |
| tiledp[tileIndex] = |
| opj_int_fix_mul_t1( |
| tmp, |
| bandconst); |
| tileIndex++; |
| } |
| tileIndex += tileLineAdvance; |
| } |
| } |
| |
| opj_t1_encode_cblk( |
| t1, |
| cblk, |
| band->bandno, |
| compno, |
| tilec->numresolutions - 1 - resno, |
| tccp->qmfbid, |
| band->stepsize, |
| tccp->cblksty, |
| tile->numcomps, |
| tile, |
| mct_norms, |
| mct_numcomps); |
| |
| } /* cblkno */ |
| } /* precno */ |
| } /* bandno */ |
| } /* resno */ |
| } /* compno */ |
| return OPJ_TRUE; |
| } |
| |
| /** mod fixed_quality */ |
| static void opj_t1_encode_cblk(opj_t1_t *t1, |
| opj_tcd_cblk_enc_t* cblk, |
| OPJ_UINT32 orient, |
| OPJ_UINT32 compno, |
| OPJ_UINT32 level, |
| OPJ_UINT32 qmfbid, |
| OPJ_FLOAT64 stepsize, |
| OPJ_UINT32 cblksty, |
| OPJ_UINT32 numcomps, |
| opj_tcd_tile_t * tile, |
| const OPJ_FLOAT64 * mct_norms, |
| OPJ_UINT32 mct_numcomps) |
| { |
| 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; |
| |
| mqc->lut_ctxno_zc_orient = lut_ctxno_zc + orient * 256; |
| |
| 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, &nmsedec, type, cblksty); |
| break; |
| case 1: |
| opj_t1_enc_refpass(t1, bpno, &nmsedec, type, cblksty); |
| break; |
| case 2: |
| opj_t1_enc_clnpass(t1, bpno, &nmsedec, cblksty); |
| /* code switch SEGMARK (i.e. SEGSYM) */ |
| if (cblksty & J2K_CCP_CBLKSTY_SEGSYM) |
| opj_mqc_segmark_enc(mqc); |
| break; |
| } |
| |
| /* fixed_quality */ |
| tempwmsedec = opj_t1_getwmsedec(nmsedec, compno, level, orient, bpno, qmfbid, stepsize, numcomps,mct_norms, mct_numcomps) ; |
| cumwmsedec += tempwmsedec; |
| tile->distotile += tempwmsedec; |
| |
| /* 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);*/ |
| opj_mqc_bypass_flush_enc(mqc); |
| correction = 1; |
| } 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);*/ |
| opj_mqc_bypass_flush_enc(mqc); |
| correction = 1; |
| } 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) {*/ |
| if (pass->term && (bpno > 0 || (bpno == 0 && passtype < 2))) { |
| 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 |
| 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) |
| { |
| 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 |
| static void opj_t1_dec_sigpass_step( opj_t1_t *t1, |
| opj_flag_t *flagsp, |
| OPJ_INT32 *datap, |
| OPJ_UINT32 orient, |
| OPJ_INT32 oneplushalf, |
| OPJ_BYTE type, |
| OPJ_UINT32 vsc) |
| { |
| OPJ_UINT32 v, flag; |
| |
| opj_raw_t *raw = t1->raw; /* RAW component */ |
| opj_mqc_t *mqc = t1->mqc; /* MQC component */ |
| |
| flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp); |
| if ((flag & T1_SIG_OTH) && !(flag & (T1_SIG | T1_VISIT))) { |
| if (type == T1_TYPE_RAW) { |
| if (opj_raw_decode(raw)) { |
| v = opj_raw_decode(raw); /* ESSAI */ |
| *datap = v ? -oneplushalf : oneplushalf; |
| opj_t1_updateflags(flagsp, v, t1->flags_stride); |
| } |
| } else { |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc(flag, orient)); |
| if (opj_mqc_decode(mqc)) { |
| opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc(flag)); |
| v = opj_mqc_decode(mqc) ^ opj_t1_getspb(flag); |
| *datap = v ? -oneplushalf : oneplushalf; |
| opj_t1_updateflags(flagsp, v, t1->flags_stride); |
| } |
| } |
| *flagsp |= T1_VISIT; |
| } |
| } /* VSC and BYPASS by Antonin */ |
| #endif |