2 * The copyright in this software is being made available under the 2-clauses
3 * BSD License, included below. This software may be subject to other third
4 * party and contributor rights, including patent rights, and no such rights
5 * are granted under this license.
7 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
8 * Copyright (c) 2002-2014, Professor Benoit Macq
9 * Copyright (c) 2001-2003, David Janssens
10 * Copyright (c) 2002-2003, Yannick Verschueren
11 * Copyright (c) 2003-2007, Francois-Olivier Devaux
12 * Copyright (c) 2003-2014, Antonin Descampe
13 * Copyright (c) 2005, Herve Drolon, FreeImage Team
14 * Copyright (c) 2007, Callum Lerwick <seg@haxxed.com>
15 * Copyright (c) 2012, Carl Hetherington
16 * Copyright (c) 2017, IntoPIX SA <support@intopix.com>
17 * All rights reserved.
19 * Redistribution and use in source and binary forms, with or without
20 * modification, are permitted provided that the following conditions
22 * 1. Redistributions of source code must retain the above copyright
23 * notice, this list of conditions and the following disclaimer.
24 * 2. Redistributions in binary form must reproduce the above copyright
25 * notice, this list of conditions and the following disclaimer in the
26 * documentation and/or other materials provided with the distribution.
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
29 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
32 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
33 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
34 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
35 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
36 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
37 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38 * POSSIBILITY OF SUCH DAMAGE.
41 #define OPJ_SKIP_POISON
42 #include "opj_includes.h"
45 #include <xmmintrin.h>
48 #include <emmintrin.h>
52 #pragma GCC poison malloc calloc realloc free
57 /** @defgroup T1 T1 - Implementation of the tier-1 coding */
60 #define T1_FLAGS(x, y) (t1->flags[x + 1 + ((y / 4) + 1) * (t1->w+2)])
62 #define opj_t1_setcurctx(curctx, ctxno) curctx = &(mqc)->ctxs[(OPJ_UINT32)(ctxno)]
64 /* Macros to deal with signed integer with just MSB bit set for
65 * negative values (smr = signed magnitude representation) */
66 #define opj_smr_abs(x) (((OPJ_UINT32)(x)) & 0x7FFFFFFFU)
67 #define opj_smr_sign(x) (((OPJ_UINT32)(x)) >> 31)
68 #define opj_to_smr(x) ((x) >= 0 ? (OPJ_UINT32)(x) : ((OPJ_UINT32)(-x) | 0x80000000U))
71 /** @name Local static functions */
74 static INLINE OPJ_BYTE opj_t1_getctxno_zc(opj_mqc_t *mqc, OPJ_UINT32 f);
75 static INLINE OPJ_UINT32 opj_t1_getctxno_mag(OPJ_UINT32 f);
76 static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos);
77 static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos);
78 static INLINE void opj_t1_update_flags(opj_flag_t *flagsp, OPJ_UINT32 ci,
79 OPJ_UINT32 s, OPJ_UINT32 stride,
84 Decode significant pass
87 static INLINE void opj_t1_dec_sigpass_step_raw(
91 OPJ_INT32 oneplushalf,
94 static INLINE void opj_t1_dec_sigpass_step_mqc(
98 OPJ_INT32 oneplushalf,
100 OPJ_UINT32 flags_stride,
104 Encode significant pass
106 static void opj_t1_enc_sigpass(opj_t1_t *t1,
113 Decode significant pass
115 static void opj_t1_dec_sigpass_raw(
121 Encode refinement pass
123 static void opj_t1_enc_refpass(opj_t1_t *t1,
129 Decode refinement pass
131 static void opj_t1_dec_refpass_raw(
137 Decode refinement pass
140 static INLINE void opj_t1_dec_refpass_step_raw(
146 static INLINE void opj_t1_dec_refpass_step_mqc(
158 static void opj_t1_dec_clnpass_step(
162 OPJ_INT32 oneplushalf,
169 static void opj_t1_enc_clnpass(
175 static OPJ_FLOAT64 opj_t1_getwmsedec(
182 OPJ_FLOAT64 stepsize,
184 const OPJ_FLOAT64 * mct_norms,
185 OPJ_UINT32 mct_numcomps);
187 /** Return "cumwmsedec" that should be used to increase tile->distotile */
188 static double opj_t1_encode_cblk(opj_t1_t *t1,
189 opj_tcd_cblk_enc_t* cblk,
194 OPJ_FLOAT64 stepsize,
197 const OPJ_FLOAT64 * mct_norms,
198 OPJ_UINT32 mct_numcomps);
203 @param cblk Code-block coding parameters
205 @param roishift Region of interest shifting value
206 @param cblksty Code-block style
207 @param p_manager the event manager
208 @param p_manager_mutex mutex for the event manager
209 @param check_pterm whether PTERM correct termination should be checked
211 static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1,
212 opj_tcd_cblk_dec_t* cblk,
216 opj_event_mgr_t *p_manager,
217 opj_mutex_t* p_manager_mutex,
218 OPJ_BOOL check_pterm);
221 Decode 1 HT code-block
223 @param cblk Code-block coding parameters
225 @param roishift Region of interest shifting value
226 @param cblksty Code-block style
227 @param p_manager the event manager
228 @param p_manager_mutex mutex for the event manager
229 @param check_pterm whether PTERM correct termination should be checked
231 OPJ_BOOL opj_t1_ht_decode_cblk(opj_t1_t *t1,
232 opj_tcd_cblk_dec_t* cblk,
236 opj_event_mgr_t *p_manager,
237 opj_mutex_t* p_manager_mutex,
238 OPJ_BOOL check_pterm);
241 static OPJ_BOOL opj_t1_allocate_buffers(opj_t1_t *t1,
249 /* ----------------------------------------------------------------------- */
251 static INLINE OPJ_BYTE opj_t1_getctxno_zc(opj_mqc_t *mqc, OPJ_UINT32 f)
253 return mqc->lut_ctxno_zc_orient[(f & T1_SIGMA_NEIGHBOURS)];
256 static INLINE OPJ_UINT32 opj_t1_getctxtno_sc_or_spb_index(OPJ_UINT32 fX,
262 0 pfX T1_CHI_THIS T1_LUT_SGN_W
263 1 tfX T1_SIGMA_1 T1_LUT_SIG_N
264 2 nfX T1_CHI_THIS T1_LUT_SGN_E
265 3 tfX T1_SIGMA_3 T1_LUT_SIG_W
266 4 fX T1_CHI_(THIS - 1) T1_LUT_SGN_N
267 5 tfX T1_SIGMA_5 T1_LUT_SIG_E
268 6 fX T1_CHI_(THIS + 1) T1_LUT_SGN_S
269 7 tfX T1_SIGMA_7 T1_LUT_SIG_S
272 OPJ_UINT32 lu = (fX >> (ci * 3U)) & (T1_SIGMA_1 | T1_SIGMA_3 | T1_SIGMA_5 |
275 lu |= (pfX >> (T1_CHI_THIS_I + (ci * 3U))) & (1U << 0);
276 lu |= (nfX >> (T1_CHI_THIS_I - 2U + (ci * 3U))) & (1U << 2);
278 lu |= (fX >> (T1_CHI_0_I - 4U)) & (1U << 4);
280 lu |= (fX >> (T1_CHI_1_I - 4U + ((ci - 1U) * 3U))) & (1U << 4);
282 lu |= (fX >> (T1_CHI_2_I - 6U + (ci * 3U))) & (1U << 6);
286 static INLINE OPJ_BYTE opj_t1_getctxno_sc(OPJ_UINT32 lu)
288 return lut_ctxno_sc[lu];
291 static INLINE OPJ_UINT32 opj_t1_getctxno_mag(OPJ_UINT32 f)
293 OPJ_UINT32 tmp = (f & T1_SIGMA_NEIGHBOURS) ? T1_CTXNO_MAG + 1 : T1_CTXNO_MAG;
294 OPJ_UINT32 tmp2 = (f & T1_MU_0) ? T1_CTXNO_MAG + 2 : tmp;
298 static INLINE OPJ_BYTE opj_t1_getspb(OPJ_UINT32 lu)
303 static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos)
306 return lut_nmsedec_sig[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)];
309 return lut_nmsedec_sig0[x & ((1 << T1_NMSEDEC_BITS) - 1)];
312 static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos)
315 return lut_nmsedec_ref[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)];
318 return lut_nmsedec_ref0[x & ((1 << T1_NMSEDEC_BITS) - 1)];
321 #define opj_t1_update_flags_macro(flags, flagsp, ci, s, stride, vsc) \
324 flagsp[-1] |= T1_SIGMA_5 << (3U * ci); \
326 /* mark target as significant */ \
327 flags |= ((s << T1_CHI_1_I) | T1_SIGMA_4) << (3U * ci); \
330 flagsp[1] |= T1_SIGMA_3 << (3U * ci); \
332 /* north-west, north, north-east */ \
333 if (ci == 0U && !(vsc)) { \
334 opj_flag_t* north = flagsp - (stride); \
335 *north |= (s << T1_CHI_5_I) | T1_SIGMA_16; \
336 north[-1] |= T1_SIGMA_17; \
337 north[1] |= T1_SIGMA_15; \
340 /* south-west, south, south-east */ \
342 opj_flag_t* south = flagsp + (stride); \
343 *south |= (s << T1_CHI_0_I) | T1_SIGMA_1; \
344 south[-1] |= T1_SIGMA_2; \
345 south[1] |= T1_SIGMA_0; \
350 static INLINE void opj_t1_update_flags(opj_flag_t *flagsp, OPJ_UINT32 ci,
351 OPJ_UINT32 s, OPJ_UINT32 stride,
354 opj_t1_update_flags_macro(*flagsp, flagsp, ci, s, stride, vsc);
358 Encode significant pass
360 #define opj_t1_enc_sigpass_step_macro(mqc, curctx, a, c, ct, flagspIn, datapIn, bpno, one, nmsedec, type, ciIn, vscIn) \
363 const OPJ_UINT32 ci = (ciIn); \
364 const OPJ_UINT32 vsc = (vscIn); \
365 const OPJ_INT32* l_datap = (datapIn); \
366 opj_flag_t* flagsp = (flagspIn); \
367 OPJ_UINT32 const flags = *flagsp; \
368 if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == 0U && \
369 (flags & (T1_SIGMA_NEIGHBOURS << (ci * 3U))) != 0U) { \
370 OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U)); \
371 v = (opj_smr_abs(*l_datap) & (OPJ_UINT32)one) ? 1 : 0; \
372 /* #ifdef DEBUG_ENC_SIG */ \
373 /* fprintf(stderr, " ctxt1=%d\n", ctxt1); */ \
375 opj_t1_setcurctx(curctx, ctxt1); \
376 if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ \
377 opj_mqc_bypass_enc_macro(mqc, c, ct, v); \
379 opj_mqc_encode_macro(mqc, curctx, a, c, ct, v); \
382 OPJ_UINT32 lu = opj_t1_getctxtno_sc_or_spb_index( \
384 flagsp[-1], flagsp[1], \
386 OPJ_UINT32 ctxt2 = opj_t1_getctxno_sc(lu); \
387 v = opj_smr_sign(*l_datap); \
388 *nmsedec += opj_t1_getnmsedec_sig(opj_smr_abs(*l_datap), \
390 /* #ifdef DEBUG_ENC_SIG */ \
391 /* fprintf(stderr, " ctxt2=%d\n", ctxt2); */ \
393 opj_t1_setcurctx(curctx, ctxt2); \
394 if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ \
395 opj_mqc_bypass_enc_macro(mqc, c, ct, v); \
397 OPJ_UINT32 spb = opj_t1_getspb(lu); \
398 /* #ifdef DEBUG_ENC_SIG */ \
399 /* fprintf(stderr, " spb=%d\n", spb); */ \
401 opj_mqc_encode_macro(mqc, curctx, a, c, ct, v ^ spb); \
403 opj_t1_update_flags(flagsp, ci, v, t1->w + 2, vsc); \
405 *flagsp |= T1_PI_THIS << (ci * 3U); \
409 static INLINE void opj_t1_dec_sigpass_step_raw(
413 OPJ_INT32 oneplushalf,
418 opj_mqc_t *mqc = &(t1->mqc); /* RAW component */
420 OPJ_UINT32 const flags = *flagsp;
422 if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == 0U &&
423 (flags & (T1_SIGMA_NEIGHBOURS << (ci * 3U))) != 0U) {
424 if (opj_mqc_raw_decode(mqc)) {
425 v = opj_mqc_raw_decode(mqc);
426 *datap = v ? -oneplushalf : oneplushalf;
427 opj_t1_update_flags(flagsp, ci, v, t1->w + 2, vsc);
429 *flagsp |= T1_PI_THIS << (ci * 3U);
433 #define opj_t1_dec_sigpass_step_mqc_macro(flags, flagsp, flags_stride, data, \
434 data_stride, ci, mqc, curctx, \
435 v, a, c, ct, oneplushalf, vsc) \
437 if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == 0U && \
438 (flags & (T1_SIGMA_NEIGHBOURS << (ci * 3U))) != 0U) { \
439 OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U)); \
440 opj_t1_setcurctx(curctx, ctxt1); \
441 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
443 OPJ_UINT32 lu = opj_t1_getctxtno_sc_or_spb_index( \
445 flagsp[-1], flagsp[1], \
447 OPJ_UINT32 ctxt2 = opj_t1_getctxno_sc(lu); \
448 OPJ_UINT32 spb = opj_t1_getspb(lu); \
449 opj_t1_setcurctx(curctx, ctxt2); \
450 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
452 data[ci*data_stride] = v ? -oneplushalf : oneplushalf; \
453 opj_t1_update_flags_macro(flags, flagsp, ci, v, flags_stride, vsc); \
455 flags |= T1_PI_THIS << (ci * 3U); \
459 static INLINE void opj_t1_dec_sigpass_step_mqc(
463 OPJ_INT32 oneplushalf,
465 OPJ_UINT32 flags_stride,
470 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
471 opj_t1_dec_sigpass_step_mqc_macro(*flagsp, flagsp, flags_stride, datap,
472 0, ci, mqc, mqc->curctx,
473 v, mqc->a, mqc->c, mqc->ct, oneplushalf, vsc);
476 static void opj_t1_enc_sigpass(opj_t1_t *t1,
484 OPJ_INT32 const one = 1 << (bpno + T1_NMSEDEC_FRACBITS);
485 opj_flag_t* f = &T1_FLAGS(0, 0);
486 OPJ_UINT32 const extra = 2;
487 opj_mqc_t* mqc = &(t1->mqc);
488 DOWNLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct);
489 const OPJ_INT32* datap = t1->data;
493 fprintf(stderr, "enc_sigpass: bpno=%d\n", bpno);
495 for (k = 0; k < (t1->h & ~3U); k += 4, f += extra) {
496 const OPJ_UINT32 w = t1->w;
498 fprintf(stderr, " k=%d\n", k);
500 for (i = 0; i < w; ++i, ++f, datap += 4) {
502 fprintf(stderr, " i=%d\n", i);
505 /* Nothing to do for any of the 4 data points */
508 opj_t1_enc_sigpass_step_macro(
509 mqc, curctx, a, c, ct,
516 0, cblksty & J2K_CCP_CBLKSTY_VSC);
517 opj_t1_enc_sigpass_step_macro(
518 mqc, curctx, a, c, ct,
526 opj_t1_enc_sigpass_step_macro(
527 mqc, curctx, a, c, ct,
535 opj_t1_enc_sigpass_step_macro(
536 mqc, curctx, a, c, ct,
550 fprintf(stderr, " k=%d\n", k);
552 for (i = 0; i < t1->w; ++i, ++f) {
554 fprintf(stderr, " i=%d\n", i);
557 /* Nothing to do for any of the 4 data points */
558 datap += (t1->h - k);
561 for (j = k; j < t1->h; ++j, ++datap) {
562 opj_t1_enc_sigpass_step_macro(
563 mqc, curctx, a, c, ct,
571 (j == k && (cblksty & J2K_CCP_CBLKSTY_VSC) != 0));
576 UPLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct);
579 static void opj_t1_dec_sigpass_raw(
584 OPJ_INT32 one, half, oneplushalf;
586 OPJ_INT32 *data = t1->data;
587 opj_flag_t *flagsp = &T1_FLAGS(0, 0);
588 const OPJ_UINT32 l_w = t1->w;
591 oneplushalf = one | half;
593 for (k = 0; k < (t1->h & ~3U); k += 4, flagsp += 2, data += 3 * l_w) {
594 for (i = 0; i < l_w; ++i, ++flagsp, ++data) {
595 opj_flag_t flags = *flagsp;
597 opj_t1_dec_sigpass_step_raw(
602 cblksty & J2K_CCP_CBLKSTY_VSC, /* vsc */
604 opj_t1_dec_sigpass_step_raw(
611 opj_t1_dec_sigpass_step_raw(
618 opj_t1_dec_sigpass_step_raw(
629 for (i = 0; i < l_w; ++i, ++flagsp, ++data) {
630 for (j = 0; j < t1->h - k; ++j) {
631 opj_t1_dec_sigpass_step_raw(
636 cblksty & J2K_CCP_CBLKSTY_VSC, /* vsc */
643 #define opj_t1_dec_sigpass_mqc_internal(t1, bpno, vsc, w, h, flags_stride) \
645 OPJ_INT32 one, half, oneplushalf; \
646 OPJ_UINT32 i, j, k; \
647 register OPJ_INT32 *data = t1->data; \
648 register opj_flag_t *flagsp = &t1->flags[(flags_stride) + 1]; \
649 const OPJ_UINT32 l_w = w; \
650 opj_mqc_t* mqc = &(t1->mqc); \
651 DOWNLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct); \
652 register OPJ_UINT32 v; \
655 oneplushalf = one | half; \
656 for (k = 0; k < (h & ~3u); k += 4, data += 3*l_w, flagsp += 2) { \
657 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
658 opj_flag_t flags = *flagsp; \
660 opj_t1_dec_sigpass_step_mqc_macro( \
661 flags, flagsp, flags_stride, data, \
662 l_w, 0, mqc, curctx, v, a, c, ct, oneplushalf, vsc); \
663 opj_t1_dec_sigpass_step_mqc_macro( \
664 flags, flagsp, flags_stride, data, \
665 l_w, 1, mqc, curctx, v, a, c, ct, oneplushalf, OPJ_FALSE); \
666 opj_t1_dec_sigpass_step_mqc_macro( \
667 flags, flagsp, flags_stride, data, \
668 l_w, 2, mqc, curctx, v, a, c, ct, oneplushalf, OPJ_FALSE); \
669 opj_t1_dec_sigpass_step_mqc_macro( \
670 flags, flagsp, flags_stride, data, \
671 l_w, 3, mqc, curctx, v, a, c, ct, oneplushalf, OPJ_FALSE); \
676 UPLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct); \
678 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
679 for (j = 0; j < h - k; ++j) { \
680 opj_t1_dec_sigpass_step_mqc(t1, flagsp, \
681 data + j * l_w, oneplushalf, j, flags_stride, vsc); \
687 static void opj_t1_dec_sigpass_mqc_64x64_novsc(
691 opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_FALSE, 64, 64, 66);
694 static void opj_t1_dec_sigpass_mqc_64x64_vsc(
698 opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_TRUE, 64, 64, 66);
701 static void opj_t1_dec_sigpass_mqc_generic_novsc(
705 opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_FALSE, t1->w, t1->h,
709 static void opj_t1_dec_sigpass_mqc_generic_vsc(
713 opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_TRUE, t1->w, t1->h,
717 static void opj_t1_dec_sigpass_mqc(
722 if (t1->w == 64 && t1->h == 64) {
723 if (cblksty & J2K_CCP_CBLKSTY_VSC) {
724 opj_t1_dec_sigpass_mqc_64x64_vsc(t1, bpno);
726 opj_t1_dec_sigpass_mqc_64x64_novsc(t1, bpno);
729 if (cblksty & J2K_CCP_CBLKSTY_VSC) {
730 opj_t1_dec_sigpass_mqc_generic_vsc(t1, bpno);
732 opj_t1_dec_sigpass_mqc_generic_novsc(t1, bpno);
738 Encode refinement pass step
740 #define opj_t1_enc_refpass_step_macro(mqc, curctx, a, c, ct, flags, flagsUpdated, datap, bpno, one, nmsedec, type, ci) \
743 if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << ((ci) * 3U))) == (T1_SIGMA_THIS << ((ci) * 3U))) { \
744 const OPJ_UINT32 shift_flags = (flags >> ((ci) * 3U)); \
745 OPJ_UINT32 ctxt = opj_t1_getctxno_mag(shift_flags); \
746 OPJ_UINT32 abs_data = opj_smr_abs(*datap); \
747 *nmsedec += opj_t1_getnmsedec_ref(abs_data, \
749 v = ((OPJ_INT32)abs_data & one) ? 1 : 0; \
750 /* #ifdef DEBUG_ENC_REF */ \
751 /* fprintf(stderr, " ctxt=%d\n", ctxt); */ \
753 opj_t1_setcurctx(curctx, ctxt); \
754 if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */ \
755 opj_mqc_bypass_enc_macro(mqc, c, ct, v); \
757 opj_mqc_encode_macro(mqc, curctx, a, c, ct, v); \
759 flagsUpdated |= T1_MU_THIS << ((ci) * 3U); \
764 static INLINE void opj_t1_dec_refpass_step_raw(
773 opj_mqc_t *mqc = &(t1->mqc); /* RAW component */
775 if ((*flagsp & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) ==
776 (T1_SIGMA_THIS << (ci * 3U))) {
777 v = opj_mqc_raw_decode(mqc);
778 *datap += (v ^ (*datap < 0)) ? poshalf : -poshalf;
779 *flagsp |= T1_MU_THIS << (ci * 3U);
783 #define opj_t1_dec_refpass_step_mqc_macro(flags, data, data_stride, ci, \
784 mqc, curctx, v, a, c, ct, poshalf) \
786 if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == \
787 (T1_SIGMA_THIS << (ci * 3U))) { \
788 OPJ_UINT32 ctxt = opj_t1_getctxno_mag(flags >> (ci * 3U)); \
789 opj_t1_setcurctx(curctx, ctxt); \
790 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
791 data[ci*data_stride] += (v ^ (data[ci*data_stride] < 0)) ? poshalf : -poshalf; \
792 flags |= T1_MU_THIS << (ci * 3U); \
796 static INLINE void opj_t1_dec_refpass_step_mqc(
805 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
806 opj_t1_dec_refpass_step_mqc_macro(*flagsp, datap, 0, ci,
807 mqc, mqc->curctx, v, mqc->a, mqc->c,
811 static void opj_t1_enc_refpass(
818 const OPJ_INT32 one = 1 << (bpno + T1_NMSEDEC_FRACBITS);
819 opj_flag_t* f = &T1_FLAGS(0, 0);
820 const OPJ_UINT32 extra = 2U;
821 opj_mqc_t* mqc = &(t1->mqc);
822 DOWNLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct);
823 const OPJ_INT32* datap = t1->data;
827 fprintf(stderr, "enc_refpass: bpno=%d\n", bpno);
829 for (k = 0; k < (t1->h & ~3U); k += 4, f += extra) {
831 fprintf(stderr, " k=%d\n", k);
833 for (i = 0; i < t1->w; ++i, f++, datap += 4) {
834 const OPJ_UINT32 flags = *f;
835 OPJ_UINT32 flagsUpdated = flags;
837 fprintf(stderr, " i=%d\n", i);
839 if ((flags & (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13)) == 0) {
840 /* none significant */
843 if ((flags & (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3)) ==
844 (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3)) {
845 /* all processed by sigpass */
849 opj_t1_enc_refpass_step_macro(
850 mqc, curctx, a, c, ct,
858 opj_t1_enc_refpass_step_macro(
859 mqc, curctx, a, c, ct,
867 opj_t1_enc_refpass_step_macro(
868 mqc, curctx, a, c, ct,
876 opj_t1_enc_refpass_step_macro(
877 mqc, curctx, a, c, ct,
891 const OPJ_UINT32 remaining_lines = t1->h - k;
893 fprintf(stderr, " k=%d\n", k);
895 for (i = 0; i < t1->w; ++i, ++f) {
897 fprintf(stderr, " i=%d\n", i);
899 if ((*f & (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13)) == 0) {
900 /* none significant */
901 datap += remaining_lines;
904 for (j = 0; j < remaining_lines; ++j, datap ++) {
905 opj_t1_enc_refpass_step_macro(
906 mqc, curctx, a, c, ct,
918 UPLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct);
922 static void opj_t1_dec_refpass_raw(
926 OPJ_INT32 one, poshalf;
928 OPJ_INT32 *data = t1->data;
929 opj_flag_t *flagsp = &T1_FLAGS(0, 0);
930 const OPJ_UINT32 l_w = t1->w;
933 for (k = 0; k < (t1->h & ~3U); k += 4, flagsp += 2, data += 3 * l_w) {
934 for (i = 0; i < l_w; ++i, ++flagsp, ++data) {
935 opj_flag_t flags = *flagsp;
937 opj_t1_dec_refpass_step_raw(
943 opj_t1_dec_refpass_step_raw(
949 opj_t1_dec_refpass_step_raw(
955 opj_t1_dec_refpass_step_raw(
965 for (i = 0; i < l_w; ++i, ++flagsp, ++data) {
966 for (j = 0; j < t1->h - k; ++j) {
967 opj_t1_dec_refpass_step_raw(
978 #define opj_t1_dec_refpass_mqc_internal(t1, bpno, w, h, flags_stride) \
980 OPJ_INT32 one, poshalf; \
981 OPJ_UINT32 i, j, k; \
982 register OPJ_INT32 *data = t1->data; \
983 register opj_flag_t *flagsp = &t1->flags[flags_stride + 1]; \
984 const OPJ_UINT32 l_w = w; \
985 opj_mqc_t* mqc = &(t1->mqc); \
986 DOWNLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct); \
987 register OPJ_UINT32 v; \
989 poshalf = one >> 1; \
990 for (k = 0; k < (h & ~3u); k += 4, data += 3*l_w, flagsp += 2) { \
991 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
992 opj_flag_t flags = *flagsp; \
994 opj_t1_dec_refpass_step_mqc_macro( \
995 flags, data, l_w, 0, \
996 mqc, curctx, v, a, c, ct, poshalf); \
997 opj_t1_dec_refpass_step_mqc_macro( \
998 flags, data, l_w, 1, \
999 mqc, curctx, v, a, c, ct, poshalf); \
1000 opj_t1_dec_refpass_step_mqc_macro( \
1001 flags, data, l_w, 2, \
1002 mqc, curctx, v, a, c, ct, poshalf); \
1003 opj_t1_dec_refpass_step_mqc_macro( \
1004 flags, data, l_w, 3, \
1005 mqc, curctx, v, a, c, ct, poshalf); \
1010 UPLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct); \
1012 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
1013 for (j = 0; j < h - k; ++j) { \
1014 opj_t1_dec_refpass_step_mqc(t1, flagsp, data + j * l_w, poshalf, j); \
1020 static void opj_t1_dec_refpass_mqc_64x64(
1024 opj_t1_dec_refpass_mqc_internal(t1, bpno, 64, 64, 66);
1027 static void opj_t1_dec_refpass_mqc_generic(
1031 opj_t1_dec_refpass_mqc_internal(t1, bpno, t1->w, t1->h, t1->w + 2U);
1034 static void opj_t1_dec_refpass_mqc(
1038 if (t1->w == 64 && t1->h == 64) {
1039 opj_t1_dec_refpass_mqc_64x64(t1, bpno);
1041 opj_t1_dec_refpass_mqc_generic(t1, bpno);
1046 Encode clean-up pass step
1048 #define opj_t1_enc_clnpass_step_macro(mqc, curctx, a, c, ct, flagspIn, datapIn, bpno, one, nmsedec, agg, runlen, lim, cblksty) \
1052 opj_flag_t* const flagsp = (flagspIn); \
1053 const OPJ_INT32* l_datap = (datapIn); \
1054 const OPJ_UINT32 check = (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13 | \
1055 T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); \
1057 if ((*flagsp & check) == check) { \
1058 if (runlen == 0) { \
1059 *flagsp &= ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); \
1060 } else if (runlen == 1) { \
1061 *flagsp &= ~(T1_PI_1 | T1_PI_2 | T1_PI_3); \
1062 } else if (runlen == 2) { \
1063 *flagsp &= ~(T1_PI_2 | T1_PI_3); \
1064 } else if (runlen == 3) { \
1065 *flagsp &= ~(T1_PI_3); \
1069 for (ci = runlen; ci < lim; ++ci) { \
1070 OPJ_BOOL goto_PARTIAL = OPJ_FALSE; \
1071 if ((agg != 0) && (ci == runlen)) { \
1072 goto_PARTIAL = OPJ_TRUE; \
1074 else if (!(*flagsp & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U)))) { \
1075 OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, *flagsp >> (ci * 3U)); \
1076 /* #ifdef DEBUG_ENC_CLN */ \
1077 /* printf(" ctxt1=%d\n", ctxt1); */ \
1079 opj_t1_setcurctx(curctx, ctxt1); \
1080 v = (opj_smr_abs(*l_datap) & (OPJ_UINT32)one) ? 1 : 0; \
1081 opj_mqc_encode_macro(mqc, curctx, a, c, ct, v); \
1083 goto_PARTIAL = OPJ_TRUE; \
1086 if( goto_PARTIAL ) { \
1088 OPJ_UINT32 ctxt2, spb; \
1089 OPJ_UINT32 lu = opj_t1_getctxtno_sc_or_spb_index( \
1091 flagsp[-1], flagsp[1], \
1093 *nmsedec += opj_t1_getnmsedec_sig(opj_smr_abs(*l_datap), \
1094 (OPJ_UINT32)bpno); \
1095 ctxt2 = opj_t1_getctxno_sc(lu); \
1096 /* #ifdef DEBUG_ENC_CLN */ \
1097 /* printf(" ctxt2=%d\n", ctxt2); */ \
1099 opj_t1_setcurctx(curctx, ctxt2); \
1101 v = opj_smr_sign(*l_datap); \
1102 spb = opj_t1_getspb(lu); \
1103 /* #ifdef DEBUG_ENC_CLN */ \
1104 /* printf(" spb=%d\n", spb); */\
1106 opj_mqc_encode_macro(mqc, curctx, a, c, ct, v ^ spb); \
1107 vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (ci == 0)) ? 1 : 0; \
1108 opj_t1_update_flags(flagsp, ci, v, t1->w + 2U, vsc); \
1110 *flagsp &= ~(T1_PI_THIS << (3U * ci)); \
1115 #define opj_t1_dec_clnpass_step_macro(check_flags, partial, \
1116 flags, flagsp, flags_stride, data, \
1117 data_stride, ci, mqc, curctx, \
1118 v, a, c, ct, oneplushalf, vsc) \
1120 if ( !check_flags || !(flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U)))) {\
1123 OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U)); \
1124 opj_t1_setcurctx(curctx, ctxt1); \
1125 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
1130 OPJ_UINT32 lu = opj_t1_getctxtno_sc_or_spb_index( \
1131 flags, flagsp[-1], flagsp[1], \
1133 opj_t1_setcurctx(curctx, opj_t1_getctxno_sc(lu)); \
1134 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
1135 v = v ^ opj_t1_getspb(lu); \
1136 data[ci*data_stride] = v ? -oneplushalf : oneplushalf; \
1137 opj_t1_update_flags_macro(flags, flagsp, ci, v, flags_stride, vsc); \
1143 static void opj_t1_dec_clnpass_step(
1147 OPJ_INT32 oneplushalf,
1153 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
1154 opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE,
1155 *flagsp, flagsp, t1->w + 2U, datap,
1156 0, ci, mqc, mqc->curctx,
1157 v, mqc->a, mqc->c, mqc->ct, oneplushalf, vsc);
1160 static void opj_t1_enc_clnpass(
1167 const OPJ_INT32 one = 1 << (bpno + T1_NMSEDEC_FRACBITS);
1168 opj_mqc_t* mqc = &(t1->mqc);
1169 DOWNLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct);
1170 const OPJ_INT32* datap = t1->data;
1171 opj_flag_t *f = &T1_FLAGS(0, 0);
1172 const OPJ_UINT32 extra = 2U;
1175 #ifdef DEBUG_ENC_CLN
1176 printf("enc_clnpass: bpno=%d\n", bpno);
1178 for (k = 0; k < (t1->h & ~3U); k += 4, f += extra) {
1179 #ifdef DEBUG_ENC_CLN
1180 printf(" k=%d\n", k);
1182 for (i = 0; i < t1->w; ++i, f++) {
1183 OPJ_UINT32 agg, runlen;
1184 #ifdef DEBUG_ENC_CLN
1185 printf(" i=%d\n", i);
1188 #ifdef DEBUG_ENC_CLN
1189 printf(" agg=%d\n", agg);
1192 for (runlen = 0; runlen < 4; ++runlen, ++datap) {
1193 if (opj_smr_abs(*datap) & (OPJ_UINT32)one) {
1197 opj_t1_setcurctx(curctx, T1_CTXNO_AGG);
1198 opj_mqc_encode_macro(mqc, curctx, a, c, ct, runlen != 4);
1202 opj_t1_setcurctx(curctx, T1_CTXNO_UNI);
1203 opj_mqc_encode_macro(mqc, curctx, a, c, ct, runlen >> 1);
1204 opj_mqc_encode_macro(mqc, curctx, a, c, ct, runlen & 1);
1208 opj_t1_enc_clnpass_step_macro(
1209 mqc, curctx, a, c, ct,
1219 datap += 4 - runlen;
1223 const OPJ_UINT32 agg = 0;
1224 const OPJ_UINT32 runlen = 0;
1225 #ifdef DEBUG_ENC_CLN
1226 printf(" k=%d\n", k);
1228 for (i = 0; i < t1->w; ++i, f++) {
1229 #ifdef DEBUG_ENC_CLN
1230 printf(" i=%d\n", i);
1231 printf(" agg=%d\n", agg);
1233 opj_t1_enc_clnpass_step_macro(
1234 mqc, curctx, a, c, ct,
1248 UPLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct);
1251 #define opj_t1_dec_clnpass_internal(t1, bpno, vsc, w, h, flags_stride) \
1253 OPJ_INT32 one, half, oneplushalf; \
1254 OPJ_UINT32 runlen; \
1255 OPJ_UINT32 i, j, k; \
1256 const OPJ_UINT32 l_w = w; \
1257 opj_mqc_t* mqc = &(t1->mqc); \
1258 register OPJ_INT32 *data = t1->data; \
1259 register opj_flag_t *flagsp = &t1->flags[flags_stride + 1]; \
1260 DOWNLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct); \
1261 register OPJ_UINT32 v; \
1264 oneplushalf = one | half; \
1265 for (k = 0; k < (h & ~3u); k += 4, data += 3*l_w, flagsp += 2) { \
1266 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
1267 opj_flag_t flags = *flagsp; \
1269 OPJ_UINT32 partial = OPJ_TRUE; \
1270 opj_t1_setcurctx(curctx, T1_CTXNO_AGG); \
1271 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
1275 opj_t1_setcurctx(curctx, T1_CTXNO_UNI); \
1276 opj_mqc_decode_macro(runlen, mqc, curctx, a, c, ct); \
1277 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
1278 runlen = (runlen << 1) | v; \
1281 opj_t1_dec_clnpass_step_macro(OPJ_FALSE, OPJ_TRUE,\
1282 flags, flagsp, flags_stride, data, \
1283 l_w, 0, mqc, curctx, \
1284 v, a, c, ct, oneplushalf, vsc); \
1285 partial = OPJ_FALSE; \
1288 opj_t1_dec_clnpass_step_macro(OPJ_FALSE, partial,\
1289 flags, flagsp, flags_stride, data, \
1290 l_w, 1, mqc, curctx, \
1291 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1292 partial = OPJ_FALSE; \
1295 opj_t1_dec_clnpass_step_macro(OPJ_FALSE, partial,\
1296 flags, flagsp, flags_stride, data, \
1297 l_w, 2, mqc, curctx, \
1298 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1299 partial = OPJ_FALSE; \
1302 opj_t1_dec_clnpass_step_macro(OPJ_FALSE, partial,\
1303 flags, flagsp, flags_stride, data, \
1304 l_w, 3, mqc, curctx, \
1305 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1309 opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \
1310 flags, flagsp, flags_stride, data, \
1311 l_w, 0, mqc, curctx, \
1312 v, a, c, ct, oneplushalf, vsc); \
1313 opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \
1314 flags, flagsp, flags_stride, data, \
1315 l_w, 1, mqc, curctx, \
1316 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1317 opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \
1318 flags, flagsp, flags_stride, data, \
1319 l_w, 2, mqc, curctx, \
1320 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1321 opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \
1322 flags, flagsp, flags_stride, data, \
1323 l_w, 3, mqc, curctx, \
1324 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1326 *flagsp = flags & ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); \
1329 UPLOAD_MQC_VARIABLES(mqc, curctx, a, c, ct); \
1331 for (i = 0; i < l_w; ++i, ++flagsp, ++data) { \
1332 for (j = 0; j < h - k; ++j) { \
1333 opj_t1_dec_clnpass_step(t1, flagsp, data + j * l_w, oneplushalf, j, vsc); \
1335 *flagsp &= ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); \
1340 static void opj_t1_dec_clnpass_check_segsym(opj_t1_t *t1, OPJ_INT32 cblksty)
1342 if (cblksty & J2K_CCP_CBLKSTY_SEGSYM) {
1343 opj_mqc_t* mqc = &(t1->mqc);
1345 opj_mqc_setcurctx(mqc, T1_CTXNO_UNI);
1346 opj_mqc_decode(v, mqc);
1347 opj_mqc_decode(v2, mqc);
1349 opj_mqc_decode(v2, mqc);
1351 opj_mqc_decode(v2, mqc);
1355 opj_event_msg(t1->cinfo, EVT_WARNING, "Bad segmentation symbol %x\n", v);
1361 static void opj_t1_dec_clnpass_64x64_novsc(
1365 opj_t1_dec_clnpass_internal(t1, bpno, OPJ_FALSE, 64, 64, 66);
1368 static void opj_t1_dec_clnpass_64x64_vsc(
1372 opj_t1_dec_clnpass_internal(t1, bpno, OPJ_TRUE, 64, 64, 66);
1375 static void opj_t1_dec_clnpass_generic_novsc(
1379 opj_t1_dec_clnpass_internal(t1, bpno, OPJ_FALSE, t1->w, t1->h,
1383 static void opj_t1_dec_clnpass_generic_vsc(
1387 opj_t1_dec_clnpass_internal(t1, bpno, OPJ_TRUE, t1->w, t1->h,
1391 static void opj_t1_dec_clnpass(
1396 if (t1->w == 64 && t1->h == 64) {
1397 if (cblksty & J2K_CCP_CBLKSTY_VSC) {
1398 opj_t1_dec_clnpass_64x64_vsc(t1, bpno);
1400 opj_t1_dec_clnpass_64x64_novsc(t1, bpno);
1403 if (cblksty & J2K_CCP_CBLKSTY_VSC) {
1404 opj_t1_dec_clnpass_generic_vsc(t1, bpno);
1406 opj_t1_dec_clnpass_generic_novsc(t1, bpno);
1409 opj_t1_dec_clnpass_check_segsym(t1, cblksty);
1413 static OPJ_FLOAT64 opj_t1_getwmsedec(
1420 OPJ_FLOAT64 stepsize,
1421 OPJ_UINT32 numcomps,
1422 const OPJ_FLOAT64 * mct_norms,
1423 OPJ_UINT32 mct_numcomps)
1425 OPJ_FLOAT64 w1 = 1, w2, wmsedec;
1426 OPJ_ARG_NOT_USED(numcomps);
1428 if (mct_norms && (compno < mct_numcomps)) {
1429 w1 = mct_norms[compno];
1433 w2 = opj_dwt_getnorm(level, orient);
1434 } else { /* if (qmfbid == 0) */
1435 const OPJ_INT32 log2_gain = (orient == 0) ? 0 :
1436 (orient == 3) ? 2 : 1;
1437 w2 = opj_dwt_getnorm_real(level, orient);
1438 /* Not sure this is right. But preserves past behaviour */
1439 stepsize /= (1 << log2_gain);
1442 wmsedec = w1 * w2 * stepsize * (1 << bpno);
1443 wmsedec *= wmsedec * nmsedec / 8192.0;
1448 static OPJ_BOOL opj_t1_allocate_buffers(
1453 OPJ_UINT32 flagssize;
1454 OPJ_UINT32 flags_stride;
1456 /* No risk of overflow. Prior checks ensure those assert are met */
1457 /* They are per the specification */
1460 assert(w * h <= 4096);
1462 /* encoder uses tile buffer, so no need to allocate */
1464 OPJ_UINT32 datasize = w * h;
1466 if (datasize > t1->datasize) {
1467 opj_aligned_free(t1->data);
1468 t1->data = (OPJ_INT32*) opj_aligned_malloc(datasize * sizeof(OPJ_INT32));
1470 /* FIXME event manager error callback */
1473 t1->datasize = datasize;
1475 /* memset first arg is declared to never be null by gcc */
1476 if (t1->data != NULL) {
1477 memset(t1->data, 0, datasize * sizeof(OPJ_INT32));
1481 flags_stride = w + 2U; /* can't be 0U */
1483 flagssize = (h + 3U) / 4U + 2U;
1485 flagssize *= flags_stride;
1489 OPJ_UINT32 flags_height = (h + 3U) / 4U;
1491 if (flagssize > t1->flagssize) {
1493 opj_aligned_free(t1->flags);
1494 t1->flags = (opj_flag_t*) opj_aligned_malloc(flagssize * sizeof(
1497 /* FIXME event manager error callback */
1501 t1->flagssize = flagssize;
1503 memset(t1->flags, 0, flagssize * sizeof(opj_flag_t));
1506 for (x = 0; x < flags_stride; ++x) {
1507 /* magic value to hopefully stop any passes being interested in this entry */
1508 *p++ = (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3);
1511 p = &t1->flags[((flags_height + 1) * flags_stride)];
1512 for (x = 0; x < flags_stride; ++x) {
1513 /* magic value to hopefully stop any passes being interested in this entry */
1514 *p++ = (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3);
1519 p = &t1->flags[((flags_height) * flags_stride)];
1521 v |= T1_PI_1 | T1_PI_2 | T1_PI_3;
1522 } else if (h % 4 == 2) {
1523 v |= T1_PI_2 | T1_PI_3;
1524 } else if (h % 4 == 3) {
1527 for (x = 0; x < flags_stride; ++x) {
1539 /* ----------------------------------------------------------------------- */
1541 /* ----------------------------------------------------------------------- */
1543 * Creates a new Tier 1 handle
1544 * and initializes the look-up tables of the Tier-1 coder/decoder
1545 * @return a new T1 handle if successful, returns NULL otherwise
1547 opj_t1_t* opj_t1_create(OPJ_BOOL isEncoder)
1549 opj_t1_t *l_t1 = 00;
1551 l_t1 = (opj_t1_t*) opj_calloc(1, sizeof(opj_t1_t));
1556 l_t1->encoder = isEncoder;
1563 * Destroys a previously created T1 handle
1565 * @param p_t1 Tier 1 handle to destroy
1567 void opj_t1_destroy(opj_t1_t *p_t1)
1574 opj_aligned_free(p_t1->data);
1579 opj_aligned_free(p_t1->flags);
1583 opj_free(p_t1->cblkdatabuffer);
1589 OPJ_BOOL whole_tile_decoding;
1591 opj_tcd_cblk_dec_t* cblk;
1592 opj_tcd_band_t* band;
1593 opj_tcd_tilecomp_t* tilec;
1595 OPJ_BOOL mustuse_cblkdatabuffer;
1596 volatile OPJ_BOOL* pret;
1597 opj_event_mgr_t *p_manager;
1598 opj_mutex_t* p_manager_mutex;
1599 OPJ_BOOL check_pterm;
1600 } opj_t1_cblk_decode_processing_job_t;
1602 static void opj_t1_destroy_wrapper(void* t1)
1604 opj_t1_destroy((opj_t1_t*) t1);
1607 static void opj_t1_clbl_decode_processor(void* user_data, opj_tls_t* tls)
1609 opj_tcd_cblk_dec_t* cblk;
1610 opj_tcd_band_t* band;
1611 opj_tcd_tilecomp_t* tilec;
1613 OPJ_INT32* OPJ_RESTRICT datap;
1614 OPJ_UINT32 cblk_w, cblk_h;
1617 opj_t1_cblk_decode_processing_job_t* job;
1622 job = (opj_t1_cblk_decode_processing_job_t*) user_data;
1626 if (!job->whole_tile_decoding) {
1627 cblk_w = (OPJ_UINT32)(cblk->x1 - cblk->x0);
1628 cblk_h = (OPJ_UINT32)(cblk->y1 - cblk->y0);
1630 cblk->decoded_data = (OPJ_INT32*)opj_aligned_malloc(sizeof(OPJ_INT32) *
1632 if (cblk->decoded_data == NULL) {
1633 if (job->p_manager_mutex) {
1634 opj_mutex_lock(job->p_manager_mutex);
1636 opj_event_msg(job->p_manager, EVT_ERROR,
1637 "Cannot allocate cblk->decoded_data\n");
1638 if (job->p_manager_mutex) {
1639 opj_mutex_unlock(job->p_manager_mutex);
1641 *(job->pret) = OPJ_FALSE;
1645 /* Zero-init required */
1646 memset(cblk->decoded_data, 0, sizeof(OPJ_INT32) * cblk_w * cblk_h);
1647 } else if (cblk->decoded_data) {
1648 /* Not sure if that code path can happen, but better be */
1649 /* safe than sorry */
1650 opj_aligned_free(cblk->decoded_data);
1651 cblk->decoded_data = NULL;
1658 tile_w = (OPJ_UINT32)(tilec->resolutions[tilec->minimum_num_resolutions - 1].x1
1660 tilec->resolutions[tilec->minimum_num_resolutions - 1].x0);
1662 if (!*(job->pret)) {
1667 t1 = (opj_t1_t*) opj_tls_get(tls, OPJ_TLS_KEY_T1);
1669 t1 = opj_t1_create(OPJ_FALSE);
1671 opj_event_msg(job->p_manager, EVT_ERROR,
1672 "Cannot allocate Tier 1 handle\n");
1673 *(job->pret) = OPJ_FALSE;
1677 if (!opj_tls_set(tls, OPJ_TLS_KEY_T1, t1, opj_t1_destroy_wrapper)) {
1678 opj_event_msg(job->p_manager, EVT_ERROR,
1679 "Unable to set t1 handle as TLS\n");
1681 *(job->pret) = OPJ_FALSE;
1686 t1->mustuse_cblkdatabuffer = job->mustuse_cblkdatabuffer;
1688 if ((tccp->cblksty & J2K_CCP_CBLKSTY_HT) != 0) {
1689 if (OPJ_FALSE == opj_t1_ht_decode_cblk(
1693 (OPJ_UINT32)tccp->roishift,
1696 job->p_manager_mutex,
1697 job->check_pterm)) {
1698 *(job->pret) = OPJ_FALSE;
1703 if (OPJ_FALSE == opj_t1_decode_cblk(
1707 (OPJ_UINT32)tccp->roishift,
1710 job->p_manager_mutex,
1711 job->check_pterm)) {
1712 *(job->pret) = OPJ_FALSE;
1718 x = cblk->x0 - band->x0;
1719 y = cblk->y0 - band->y0;
1720 if (band->bandno & 1) {
1721 opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1];
1722 x += pres->x1 - pres->x0;
1724 if (band->bandno & 2) {
1725 opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1];
1726 y += pres->y1 - pres->y0;
1729 datap = cblk->decoded_data ? cblk->decoded_data : t1->data;
1733 if (tccp->roishift) {
1734 if (tccp->roishift >= 31) {
1735 for (j = 0; j < cblk_h; ++j) {
1736 for (i = 0; i < cblk_w; ++i) {
1737 datap[(j * cblk_w) + i] = 0;
1741 OPJ_INT32 thresh = 1 << tccp->roishift;
1742 for (j = 0; j < cblk_h; ++j) {
1743 for (i = 0; i < cblk_w; ++i) {
1744 OPJ_INT32 val = datap[(j * cblk_w) + i];
1745 OPJ_INT32 mag = abs(val);
1746 if (mag >= thresh) {
1747 mag >>= tccp->roishift;
1748 datap[(j * cblk_w) + i] = val < 0 ? -mag : mag;
1755 /* Both can be non NULL if for example decoding a full tile and then */
1756 /* partially a tile. In which case partial decoding should be the */
1758 assert((cblk->decoded_data != NULL) || (tilec->data != NULL));
1760 if (cblk->decoded_data) {
1761 OPJ_UINT32 cblk_size = cblk_w * cblk_h;
1762 if (tccp->qmfbid == 1) {
1763 for (i = 0; i < cblk_size; ++i) {
1766 } else { /* if (tccp->qmfbid == 0) */
1767 const float stepsize = 0.5f * band->stepsize;
1771 const __m128 xmm_stepsize = _mm_set1_ps(stepsize);
1772 for (; i < (cblk_size & ~15U); i += 16) {
1773 __m128 xmm0_data = _mm_cvtepi32_ps(_mm_load_si128((__m128i * const)(
1775 __m128 xmm1_data = _mm_cvtepi32_ps(_mm_load_si128((__m128i * const)(
1777 __m128 xmm2_data = _mm_cvtepi32_ps(_mm_load_si128((__m128i * const)(
1779 __m128 xmm3_data = _mm_cvtepi32_ps(_mm_load_si128((__m128i * const)(
1781 _mm_store_ps((float*)(datap + 0), _mm_mul_ps(xmm0_data, xmm_stepsize));
1782 _mm_store_ps((float*)(datap + 4), _mm_mul_ps(xmm1_data, xmm_stepsize));
1783 _mm_store_ps((float*)(datap + 8), _mm_mul_ps(xmm2_data, xmm_stepsize));
1784 _mm_store_ps((float*)(datap + 12), _mm_mul_ps(xmm3_data, xmm_stepsize));
1789 for (; i < cblk_size; ++i) {
1790 OPJ_FLOAT32 tmp = ((OPJ_FLOAT32)(*datap)) * stepsize;
1791 memcpy(datap, &tmp, sizeof(tmp));
1795 } else if (tccp->qmfbid == 1) {
1796 OPJ_INT32* OPJ_RESTRICT tiledp = &tilec->data[(OPJ_SIZE_T)y * tile_w +
1798 for (j = 0; j < cblk_h; ++j) {
1800 for (; i < (cblk_w & ~(OPJ_UINT32)3U); i += 4U) {
1801 OPJ_INT32 tmp0 = datap[(j * cblk_w) + i + 0U];
1802 OPJ_INT32 tmp1 = datap[(j * cblk_w) + i + 1U];
1803 OPJ_INT32 tmp2 = datap[(j * cblk_w) + i + 2U];
1804 OPJ_INT32 tmp3 = datap[(j * cblk_w) + i + 3U];
1805 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i + 0U] = tmp0 / 2;
1806 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i + 1U] = tmp1 / 2;
1807 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i + 2U] = tmp2 / 2;
1808 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i + 3U] = tmp3 / 2;
1810 for (; i < cblk_w; ++i) {
1811 OPJ_INT32 tmp = datap[(j * cblk_w) + i];
1812 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i] = tmp / 2;
1815 } else { /* if (tccp->qmfbid == 0) */
1816 const float stepsize = 0.5f * band->stepsize;
1817 OPJ_FLOAT32* OPJ_RESTRICT tiledp = (OPJ_FLOAT32*) &tilec->data[(OPJ_SIZE_T)y *
1818 tile_w + (OPJ_SIZE_T)x];
1819 for (j = 0; j < cblk_h; ++j) {
1820 OPJ_FLOAT32* OPJ_RESTRICT tiledp2 = tiledp;
1821 for (i = 0; i < cblk_w; ++i) {
1822 OPJ_FLOAT32 tmp = (OPJ_FLOAT32) * datap * stepsize;
1835 void opj_t1_decode_cblks(opj_tcd_t* tcd,
1836 volatile OPJ_BOOL* pret,
1837 opj_tcd_tilecomp_t* tilec,
1839 opj_event_mgr_t *p_manager,
1840 opj_mutex_t* p_manager_mutex,
1841 OPJ_BOOL check_pterm
1844 opj_thread_pool_t* tp = tcd->thread_pool;
1845 OPJ_UINT32 resno, bandno, precno, cblkno;
1847 #ifdef DEBUG_VERBOSE
1848 OPJ_UINT32 codeblocks_decoded = 0;
1849 printf("Enter opj_t1_decode_cblks()\n");
1852 for (resno = 0; resno < tilec->minimum_num_resolutions; ++resno) {
1853 opj_tcd_resolution_t* res = &tilec->resolutions[resno];
1855 for (bandno = 0; bandno < res->numbands; ++bandno) {
1856 opj_tcd_band_t* OPJ_RESTRICT band = &res->bands[bandno];
1858 for (precno = 0; precno < res->pw * res->ph; ++precno) {
1859 opj_tcd_precinct_t* precinct = &band->precincts[precno];
1861 if (!opj_tcd_is_subband_area_of_interest(tcd,
1865 (OPJ_UINT32)precinct->x0,
1866 (OPJ_UINT32)precinct->y0,
1867 (OPJ_UINT32)precinct->x1,
1868 (OPJ_UINT32)precinct->y1)) {
1869 for (cblkno = 0; cblkno < precinct->cw * precinct->ch; ++cblkno) {
1870 opj_tcd_cblk_dec_t* cblk = &precinct->cblks.dec[cblkno];
1871 if (cblk->decoded_data) {
1872 #ifdef DEBUG_VERBOSE
1873 printf("Discarding codeblock %d,%d at resno=%d, bandno=%d\n",
1874 cblk->x0, cblk->y0, resno, bandno);
1876 opj_aligned_free(cblk->decoded_data);
1877 cblk->decoded_data = NULL;
1883 for (cblkno = 0; cblkno < precinct->cw * precinct->ch; ++cblkno) {
1884 opj_tcd_cblk_dec_t* cblk = &precinct->cblks.dec[cblkno];
1885 opj_t1_cblk_decode_processing_job_t* job;
1887 if (!opj_tcd_is_subband_area_of_interest(tcd,
1891 (OPJ_UINT32)cblk->x0,
1892 (OPJ_UINT32)cblk->y0,
1893 (OPJ_UINT32)cblk->x1,
1894 (OPJ_UINT32)cblk->y1)) {
1895 if (cblk->decoded_data) {
1896 #ifdef DEBUG_VERBOSE
1897 printf("Discarding codeblock %d,%d at resno=%d, bandno=%d\n",
1898 cblk->x0, cblk->y0, resno, bandno);
1900 opj_aligned_free(cblk->decoded_data);
1901 cblk->decoded_data = NULL;
1906 if (!tcd->whole_tile_decoding) {
1907 OPJ_UINT32 cblk_w = (OPJ_UINT32)(cblk->x1 - cblk->x0);
1908 OPJ_UINT32 cblk_h = (OPJ_UINT32)(cblk->y1 - cblk->y0);
1909 if (cblk->decoded_data != NULL) {
1910 #ifdef DEBUG_VERBOSE
1911 printf("Reusing codeblock %d,%d at resno=%d, bandno=%d\n",
1912 cblk->x0, cblk->y0, resno, bandno);
1916 if (cblk_w == 0 || cblk_h == 0) {
1919 #ifdef DEBUG_VERBOSE
1920 printf("Decoding codeblock %d,%d at resno=%d, bandno=%d\n",
1921 cblk->x0, cblk->y0, resno, bandno);
1925 job = (opj_t1_cblk_decode_processing_job_t*) opj_calloc(1,
1926 sizeof(opj_t1_cblk_decode_processing_job_t));
1931 job->whole_tile_decoding = tcd->whole_tile_decoding;
1938 job->p_manager_mutex = p_manager_mutex;
1939 job->p_manager = p_manager;
1940 job->check_pterm = check_pterm;
1941 job->mustuse_cblkdatabuffer = opj_thread_pool_get_thread_count(tp) > 1;
1942 opj_thread_pool_submit_job(tp, opj_t1_clbl_decode_processor, job);
1943 #ifdef DEBUG_VERBOSE
1944 codeblocks_decoded ++;
1954 #ifdef DEBUG_VERBOSE
1955 printf("Leave opj_t1_decode_cblks(). Number decoded: %d\n", codeblocks_decoded);
1961 static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1,
1962 opj_tcd_cblk_dec_t* cblk,
1964 OPJ_UINT32 roishift,
1966 opj_event_mgr_t *p_manager,
1967 opj_mutex_t* p_manager_mutex,
1968 OPJ_BOOL check_pterm)
1970 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
1972 OPJ_INT32 bpno_plus_one;
1973 OPJ_UINT32 passtype;
1974 OPJ_UINT32 segno, passno;
1975 OPJ_BYTE* cblkdata = NULL;
1976 OPJ_UINT32 cblkdataindex = 0;
1977 OPJ_BYTE type = T1_TYPE_MQ; /* BYPASS mode */
1978 OPJ_INT32* original_t1_data = NULL;
1980 mqc->lut_ctxno_zc_orient = lut_ctxno_zc + (orient << 9);
1982 if (!opj_t1_allocate_buffers(
1984 (OPJ_UINT32)(cblk->x1 - cblk->x0),
1985 (OPJ_UINT32)(cblk->y1 - cblk->y0))) {
1989 bpno_plus_one = (OPJ_INT32)(roishift + cblk->numbps);
1990 if (bpno_plus_one >= 31) {
1991 if (p_manager_mutex) {
1992 opj_mutex_lock(p_manager_mutex);
1994 opj_event_msg(p_manager, EVT_WARNING,
1995 "opj_t1_decode_cblk(): unsupported bpno_plus_one = %d >= 31\n",
1997 if (p_manager_mutex) {
1998 opj_mutex_unlock(p_manager_mutex);
2004 opj_mqc_resetstates(mqc);
2005 opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46);
2006 opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3);
2007 opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4);
2009 /* Even if we have a single chunk, in multi-threaded decoding */
2010 /* the insertion of our synthetic marker might potentially override */
2011 /* valid codestream of other codeblocks decoded in parallel. */
2012 if (cblk->numchunks > 1 || t1->mustuse_cblkdatabuffer) {
2014 OPJ_UINT32 cblk_len;
2016 /* Compute whole codeblock length from chunk lengths */
2018 for (i = 0; i < cblk->numchunks; i++) {
2019 cblk_len += cblk->chunks[i].len;
2022 /* Allocate temporary memory if needed */
2023 if (cblk_len + OPJ_COMMON_CBLK_DATA_EXTRA > t1->cblkdatabuffersize) {
2024 cblkdata = (OPJ_BYTE*)opj_realloc(t1->cblkdatabuffer,
2025 cblk_len + OPJ_COMMON_CBLK_DATA_EXTRA);
2026 if (cblkdata == NULL) {
2029 t1->cblkdatabuffer = cblkdata;
2030 memset(t1->cblkdatabuffer + cblk_len, 0, OPJ_COMMON_CBLK_DATA_EXTRA);
2031 t1->cblkdatabuffersize = cblk_len + OPJ_COMMON_CBLK_DATA_EXTRA;
2034 /* Concatenate all chunks */
2035 cblkdata = t1->cblkdatabuffer;
2037 for (i = 0; i < cblk->numchunks; i++) {
2038 memcpy(cblkdata + cblk_len, cblk->chunks[i].data, cblk->chunks[i].len);
2039 cblk_len += cblk->chunks[i].len;
2041 } else if (cblk->numchunks == 1) {
2042 cblkdata = cblk->chunks[0].data;
2044 /* Not sure if that can happen in practice, but avoid Coverity to */
2045 /* think we will dereference a null cblkdta pointer */
2049 /* For subtile decoding, directly decode in the decoded_data buffer of */
2050 /* the code-block. Hack t1->data to point to it, and restore it later */
2051 if (cblk->decoded_data) {
2052 original_t1_data = t1->data;
2053 t1->data = cblk->decoded_data;
2056 for (segno = 0; segno < cblk->real_num_segs; ++segno) {
2057 opj_tcd_seg_t *seg = &cblk->segs[segno];
2060 type = ((bpno_plus_one <= ((OPJ_INT32)(cblk->numbps)) - 4) && (passtype < 2) &&
2061 (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ;
2063 if (type == T1_TYPE_RAW) {
2064 opj_mqc_raw_init_dec(mqc, cblkdata + cblkdataindex, seg->len,
2065 OPJ_COMMON_CBLK_DATA_EXTRA);
2067 opj_mqc_init_dec(mqc, cblkdata + cblkdataindex, seg->len,
2068 OPJ_COMMON_CBLK_DATA_EXTRA);
2070 cblkdataindex += seg->len;
2072 for (passno = 0; (passno < seg->real_num_passes) &&
2073 (bpno_plus_one >= 1); ++passno) {
2076 if (type == T1_TYPE_RAW) {
2077 opj_t1_dec_sigpass_raw(t1, bpno_plus_one, (OPJ_INT32)cblksty);
2079 opj_t1_dec_sigpass_mqc(t1, bpno_plus_one, (OPJ_INT32)cblksty);
2083 if (type == T1_TYPE_RAW) {
2084 opj_t1_dec_refpass_raw(t1, bpno_plus_one);
2086 opj_t1_dec_refpass_mqc(t1, bpno_plus_one);
2090 opj_t1_dec_clnpass(t1, bpno_plus_one, (OPJ_INT32)cblksty);
2094 if ((cblksty & J2K_CCP_CBLKSTY_RESET) && type == T1_TYPE_MQ) {
2095 opj_mqc_resetstates(mqc);
2096 opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46);
2097 opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3);
2098 opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4);
2100 if (++passtype == 3) {
2106 opq_mqc_finish_dec(mqc);
2110 if (mqc->bp + 2 < mqc->end) {
2111 if (p_manager_mutex) {
2112 opj_mutex_lock(p_manager_mutex);
2114 opj_event_msg(p_manager, EVT_WARNING,
2115 "PTERM check failure: %d remaining bytes in code block (%d used / %d)\n",
2116 (int)(mqc->end - mqc->bp) - 2,
2117 (int)(mqc->bp - mqc->start),
2118 (int)(mqc->end - mqc->start));
2119 if (p_manager_mutex) {
2120 opj_mutex_unlock(p_manager_mutex);
2122 } else if (mqc->end_of_byte_stream_counter > 2) {
2123 if (p_manager_mutex) {
2124 opj_mutex_lock(p_manager_mutex);
2126 opj_event_msg(p_manager, EVT_WARNING,
2127 "PTERM check failure: %d synthetized 0xFF markers read\n",
2128 mqc->end_of_byte_stream_counter);
2129 if (p_manager_mutex) {
2130 opj_mutex_unlock(p_manager_mutex);
2135 /* Restore original t1->data is needed */
2136 if (cblk->decoded_data) {
2137 t1->data = original_t1_data;
2147 opj_tcd_cblk_enc_t* cblk;
2148 opj_tcd_tile_t *tile;
2149 opj_tcd_band_t* band;
2150 opj_tcd_tilecomp_t* tilec;
2152 const OPJ_FLOAT64 * mct_norms;
2153 OPJ_UINT32 mct_numcomps;
2154 volatile OPJ_BOOL* pret;
2156 } opj_t1_cblk_encode_processing_job_t;
2158 /** Procedure to deal with a asynchronous code-block encoding job.
2160 * @param user_data Pointer to a opj_t1_cblk_encode_processing_job_t* structure
2161 * @param tls TLS handle.
2163 static void opj_t1_cblk_encode_processor(void* user_data, opj_tls_t* tls)
2165 opj_t1_cblk_encode_processing_job_t* job =
2166 (opj_t1_cblk_encode_processing_job_t*)user_data;
2167 opj_tcd_cblk_enc_t* cblk = job->cblk;
2168 const opj_tcd_band_t* band = job->band;
2169 const opj_tcd_tilecomp_t* tilec = job->tilec;
2170 const opj_tccp_t* tccp = job->tccp;
2171 const OPJ_UINT32 resno = job->resno;
2173 const OPJ_UINT32 tile_w = (OPJ_UINT32)(tilec->x1 - tilec->x0);
2175 OPJ_INT32* OPJ_RESTRICT tiledp;
2180 OPJ_INT32 x = cblk->x0 - band->x0;
2181 OPJ_INT32 y = cblk->y0 - band->y0;
2183 if (!*(job->pret)) {
2188 t1 = (opj_t1_t*) opj_tls_get(tls, OPJ_TLS_KEY_T1);
2190 t1 = opj_t1_create(OPJ_TRUE); /* OPJ_TRUE == T1 for encoding */
2191 opj_tls_set(tls, OPJ_TLS_KEY_T1, t1, opj_t1_destroy_wrapper);
2194 if (band->bandno & 1) {
2195 opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1];
2196 x += pres->x1 - pres->x0;
2198 if (band->bandno & 2) {
2199 opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1];
2200 y += pres->y1 - pres->y0;
2203 if (!opj_t1_allocate_buffers(
2205 (OPJ_UINT32)(cblk->x1 - cblk->x0),
2206 (OPJ_UINT32)(cblk->y1 - cblk->y0))) {
2207 *(job->pret) = OPJ_FALSE;
2215 tiledp = &tilec->data[(OPJ_SIZE_T)y * tile_w + (OPJ_SIZE_T)x];
2217 if (tccp->qmfbid == 1) {
2218 /* Do multiplication on unsigned type, even if the
2219 * underlying type is signed, to avoid potential
2220 * int overflow on large value (the output will be
2221 * incorrect in such situation, but whatever...)
2222 * This assumes complement-to-2 signed integer
2224 * Fixes https://github.com/uclouvain/openjpeg/issues/1053
2226 OPJ_UINT32* OPJ_RESTRICT tiledp_u = (OPJ_UINT32*) tiledp;
2227 OPJ_UINT32* OPJ_RESTRICT t1data = (OPJ_UINT32*) t1->data;
2228 /* Change from "natural" order to "zigzag" order of T1 passes */
2229 for (j = 0; j < (cblk_h & ~3U); j += 4) {
2230 for (i = 0; i < cblk_w; ++i) {
2231 t1data[0] = tiledp_u[(j + 0) * tile_w + i] << T1_NMSEDEC_FRACBITS;
2232 t1data[1] = tiledp_u[(j + 1) * tile_w + i] << T1_NMSEDEC_FRACBITS;
2233 t1data[2] = tiledp_u[(j + 2) * tile_w + i] << T1_NMSEDEC_FRACBITS;
2234 t1data[3] = tiledp_u[(j + 3) * tile_w + i] << T1_NMSEDEC_FRACBITS;
2239 for (i = 0; i < cblk_w; ++i) {
2241 for (k = j; k < cblk_h; k++) {
2242 t1data[0] = tiledp_u[k * tile_w + i] << T1_NMSEDEC_FRACBITS;
2247 } else { /* if (tccp->qmfbid == 0) */
2248 OPJ_FLOAT32* OPJ_RESTRICT tiledp_f = (OPJ_FLOAT32*) tiledp;
2249 OPJ_INT32* OPJ_RESTRICT t1data = t1->data;
2250 /* Change from "natural" order to "zigzag" order of T1 passes */
2251 for (j = 0; j < (cblk_h & ~3U); j += 4) {
2252 for (i = 0; i < cblk_w; ++i) {
2253 t1data[0] = (OPJ_INT32)opj_lrintf((tiledp_f[(j + 0) * tile_w + i] /
2254 band->stepsize) * (1 << T1_NMSEDEC_FRACBITS));
2255 t1data[1] = (OPJ_INT32)opj_lrintf((tiledp_f[(j + 1) * tile_w + i] /
2256 band->stepsize) * (1 << T1_NMSEDEC_FRACBITS));
2257 t1data[2] = (OPJ_INT32)opj_lrintf((tiledp_f[(j + 2) * tile_w + i] /
2258 band->stepsize) * (1 << T1_NMSEDEC_FRACBITS));
2259 t1data[3] = (OPJ_INT32)opj_lrintf((tiledp_f[(j + 3) * tile_w + i] /
2260 band->stepsize) * (1 << T1_NMSEDEC_FRACBITS));
2265 for (i = 0; i < cblk_w; ++i) {
2267 for (k = j; k < cblk_h; k++) {
2268 t1data[0] = (OPJ_INT32)opj_lrintf((tiledp_f[k * tile_w + i] / band->stepsize)
2269 * (1 << T1_NMSEDEC_FRACBITS));
2277 OPJ_FLOAT64 cumwmsedec =
2283 tilec->numresolutions - 1 - resno,
2287 job->tile->numcomps,
2291 opj_mutex_lock(job->mutex);
2293 job->tile->distotile += cumwmsedec;
2295 opj_mutex_unlock(job->mutex);
2303 OPJ_BOOL opj_t1_encode_cblks(opj_tcd_t* tcd,
2304 opj_tcd_tile_t *tile,
2306 const OPJ_FLOAT64 * mct_norms,
2307 OPJ_UINT32 mct_numcomps
2310 volatile OPJ_BOOL ret = OPJ_TRUE;
2311 opj_thread_pool_t* tp = tcd->thread_pool;
2312 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
2313 opj_mutex_t* mutex = opj_mutex_create();
2315 tile->distotile = 0;
2317 for (compno = 0; compno < tile->numcomps; ++compno) {
2318 opj_tcd_tilecomp_t* tilec = &tile->comps[compno];
2319 opj_tccp_t* tccp = &tcp->tccps[compno];
2321 for (resno = 0; resno < tilec->numresolutions; ++resno) {
2322 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
2324 for (bandno = 0; bandno < res->numbands; ++bandno) {
2325 opj_tcd_band_t* OPJ_RESTRICT band = &res->bands[bandno];
2327 /* Skip empty bands */
2328 if (opj_tcd_is_band_empty(band)) {
2331 for (precno = 0; precno < res->pw * res->ph; ++precno) {
2332 opj_tcd_precinct_t *prc = &band->precincts[precno];
2334 for (cblkno = 0; cblkno < prc->cw * prc->ch; ++cblkno) {
2335 opj_tcd_cblk_enc_t* cblk = &prc->cblks.enc[cblkno];
2337 opj_t1_cblk_encode_processing_job_t* job =
2338 (opj_t1_cblk_encode_processing_job_t*) opj_calloc(1,
2339 sizeof(opj_t1_cblk_encode_processing_job_t));
2344 job->compno = compno;
2351 job->mct_norms = mct_norms;
2352 job->mct_numcomps = mct_numcomps;
2355 opj_thread_pool_submit_job(tp, opj_t1_cblk_encode_processor, job);
2364 opj_thread_pool_wait_completion(tcd->thread_pool, 0);
2366 opj_mutex_destroy(mutex);
2372 /* Returns whether the pass (bpno, passtype) is terminated */
2373 static int opj_t1_enc_is_term_pass(opj_tcd_cblk_enc_t* cblk,
2376 OPJ_UINT32 passtype)
2378 /* Is it the last cleanup pass ? */
2379 if (passtype == 2 && bpno == 0) {
2383 if (cblksty & J2K_CCP_CBLKSTY_TERMALL) {
2387 if ((cblksty & J2K_CCP_CBLKSTY_LAZY)) {
2388 /* For bypass arithmetic bypass, terminate the 4th cleanup pass */
2389 if ((bpno == ((OPJ_INT32)cblk->numbps - 4)) && (passtype == 2)) {
2392 /* and beyond terminate all the magnitude refinement passes (in raw) */
2393 /* and cleanup passes (in MQC) */
2394 if ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype > 0)) {
2403 static OPJ_FLOAT64 opj_t1_encode_cblk(opj_t1_t *t1,
2404 opj_tcd_cblk_enc_t* cblk,
2409 OPJ_FLOAT64 stepsize,
2411 OPJ_UINT32 numcomps,
2412 const OPJ_FLOAT64 * mct_norms,
2413 OPJ_UINT32 mct_numcomps)
2415 OPJ_FLOAT64 cumwmsedec = 0.0;
2417 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
2421 OPJ_UINT32 passtype;
2422 OPJ_INT32 nmsedec = 0;
2425 OPJ_BYTE type = T1_TYPE_MQ;
2426 OPJ_FLOAT64 tempwmsedec;
2430 printf("encode_cblk(x=%d,y=%d,x1=%d,y1=%d,orient=%d,compno=%d,level=%d\n",
2431 cblk->x0, cblk->y0, cblk->x1, cblk->y1, orient, compno, level);
2434 mqc->lut_ctxno_zc_orient = lut_ctxno_zc + (orient << 9);
2438 for (j = 0; j < t1->h; ++j) {
2439 const OPJ_UINT32 w = t1->w;
2440 for (i = 0; i < w; ++i, ++datap) {
2441 OPJ_INT32 tmp = *datap;
2443 OPJ_UINT32 tmp_unsigned;
2444 if (tmp == INT_MIN) {
2445 /* To avoid undefined behaviour when negating INT_MIN */
2446 /* but if we go here, it means we have supplied an input */
2447 /* with more bit depth than we we can really support. */
2448 /* Cf https://github.com/uclouvain/openjpeg/issues/1432 */
2451 max = opj_int_max(max, -tmp);
2452 tmp_unsigned = opj_to_smr(tmp);
2453 memcpy(datap, &tmp_unsigned, sizeof(OPJ_INT32));
2455 max = opj_int_max(max, tmp);
2460 cblk->numbps = max ? (OPJ_UINT32)((opj_int_floorlog2(max) + 1) -
2461 T1_NMSEDEC_FRACBITS) : 0;
2462 if (cblk->numbps == 0) {
2463 cblk->totalpasses = 0;
2467 bpno = (OPJ_INT32)(cblk->numbps - 1);
2470 opj_mqc_resetstates(mqc);
2471 opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46);
2472 opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3);
2473 opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4);
2474 opj_mqc_init_enc(mqc, cblk->data);
2476 for (passno = 0; bpno >= 0; ++passno) {
2477 opj_tcd_pass_t *pass = &cblk->passes[passno];
2478 type = ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype < 2) &&
2479 (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ;
2481 /* If the previous pass was terminating, we need to reset the encoder */
2482 if (passno > 0 && cblk->passes[passno - 1].term) {
2483 if (type == T1_TYPE_RAW) {
2484 opj_mqc_bypass_init_enc(mqc);
2486 opj_mqc_restart_init_enc(mqc);
2492 opj_t1_enc_sigpass(t1, bpno, &nmsedec, type, cblksty);
2495 opj_t1_enc_refpass(t1, bpno, &nmsedec, type);
2498 opj_t1_enc_clnpass(t1, bpno, &nmsedec, cblksty);
2499 /* code switch SEGMARK (i.e. SEGSYM) */
2500 if (cblksty & J2K_CCP_CBLKSTY_SEGSYM) {
2501 opj_mqc_segmark_enc(mqc);
2506 tempwmsedec = opj_t1_getwmsedec(nmsedec, compno, level, orient, bpno, qmfbid,
2507 stepsize, numcomps, mct_norms, mct_numcomps) ;
2508 cumwmsedec += tempwmsedec;
2509 pass->distortiondec = cumwmsedec;
2511 if (opj_t1_enc_is_term_pass(cblk, cblksty, bpno, passtype)) {
2512 /* If it is a terminated pass, terminate it */
2513 if (type == T1_TYPE_RAW) {
2514 opj_mqc_bypass_flush_enc(mqc, cblksty & J2K_CCP_CBLKSTY_PTERM);
2516 if (cblksty & J2K_CCP_CBLKSTY_PTERM) {
2517 opj_mqc_erterm_enc(mqc);
2523 pass->rate = opj_mqc_numbytes(mqc);
2525 /* Non terminated pass */
2526 OPJ_UINT32 rate_extra_bytes;
2527 if (type == T1_TYPE_RAW) {
2528 rate_extra_bytes = opj_mqc_bypass_get_extra_bytes(
2529 mqc, (cblksty & J2K_CCP_CBLKSTY_PTERM));
2531 rate_extra_bytes = 3;
2534 pass->rate = opj_mqc_numbytes(mqc) + rate_extra_bytes;
2537 if (++passtype == 3) {
2542 /* Code-switch "RESET" */
2543 if (cblksty & J2K_CCP_CBLKSTY_RESET) {
2544 opj_mqc_reset_enc(mqc);
2548 cblk->totalpasses = passno;
2550 if (cblk->totalpasses) {
2551 /* Make sure that pass rates are increasing */
2552 OPJ_UINT32 last_pass_rate = opj_mqc_numbytes(mqc);
2553 for (passno = cblk->totalpasses; passno > 0;) {
2554 opj_tcd_pass_t *pass = &cblk->passes[--passno];
2555 if (pass->rate > last_pass_rate) {
2556 pass->rate = last_pass_rate;
2558 last_pass_rate = pass->rate;
2563 for (passno = 0; passno < cblk->totalpasses; passno++) {
2564 opj_tcd_pass_t *pass = &cblk->passes[passno];
2566 /* Prevent generation of FF as last data byte of a pass*/
2567 /* For terminating passes, the flushing procedure ensured this already */
2568 assert(pass->rate > 0);
2569 if (cblk->data[pass->rate - 1] == 0xFF) {
2572 pass->len = pass->rate - (passno == 0 ? 0 : cblk->passes[passno - 1].rate);
2576 printf(" len=%d\n", (cblk->totalpasses) ? opj_mqc_numbytes(mqc) : 0);
2578 /* Check that there not 0xff >=0x90 sequences */
2579 if (cblk->totalpasses) {
2581 OPJ_UINT32 len = opj_mqc_numbytes(mqc);
2582 for (i = 1; i < len; ++i) {
2583 if (cblk->data[i - 1] == 0xff && cblk->data[i] >= 0x90) {
2584 printf("0xff %02x at offset %d\n", cblk->data[i], i - 1);