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 /** @name Local static functions */
67 static INLINE OPJ_BYTE opj_t1_getctxno_zc(opj_mqc_t *mqc, OPJ_UINT32 f);
68 static INLINE OPJ_UINT32 opj_t1_getctxno_mag(OPJ_UINT32 f);
69 static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos);
70 static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos);
71 static INLINE void opj_t1_update_flags(opj_flag_t *flagsp, OPJ_UINT32 ci,
72 OPJ_UINT32 s, OPJ_UINT32 stride,
77 Decode significant pass
80 static INLINE void opj_t1_dec_sigpass_step_raw(
84 OPJ_INT32 oneplushalf,
87 static INLINE void opj_t1_dec_sigpass_step_mqc(
91 OPJ_INT32 oneplushalf,
93 OPJ_UINT32 flags_stride,
97 Encode significant pass
99 static void opj_t1_enc_sigpass(opj_t1_t *t1,
106 Decode significant pass
108 static void opj_t1_dec_sigpass_raw(
114 Encode refinement pass
116 static void opj_t1_enc_refpass(opj_t1_t *t1,
122 Decode refinement pass
124 static void opj_t1_dec_refpass_raw(
130 Decode refinement pass
133 static INLINE void opj_t1_dec_refpass_step_raw(
139 static INLINE void opj_t1_dec_refpass_step_mqc(
151 static void opj_t1_dec_clnpass_step(
155 OPJ_INT32 oneplushalf,
162 static void opj_t1_enc_clnpass(
168 static OPJ_FLOAT64 opj_t1_getwmsedec(
175 OPJ_FLOAT64 stepsize,
177 const OPJ_FLOAT64 * mct_norms,
178 OPJ_UINT32 mct_numcomps);
180 /** Return "cumwmsedec" that should be used to increase tile->distotile */
181 static double opj_t1_encode_cblk(opj_t1_t *t1,
182 opj_tcd_cblk_enc_t* cblk,
187 OPJ_FLOAT64 stepsize,
190 const OPJ_FLOAT64 * mct_norms,
191 OPJ_UINT32 mct_numcomps);
196 @param cblk Code-block coding parameters
198 @param roishift Region of interest shifting value
199 @param cblksty Code-block style
200 @param p_manager the event manager
201 @param p_manager_mutex mutex for the event manager
202 @param check_pterm whether PTERM correct termination should be checked
204 static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1,
205 opj_tcd_cblk_dec_t* cblk,
209 opj_event_mgr_t *p_manager,
210 opj_mutex_t* p_manager_mutex,
211 OPJ_BOOL check_pterm);
213 static OPJ_BOOL opj_t1_allocate_buffers(opj_t1_t *t1,
221 /* ----------------------------------------------------------------------- */
223 static INLINE OPJ_BYTE opj_t1_getctxno_zc(opj_mqc_t *mqc, OPJ_UINT32 f)
225 return mqc->lut_ctxno_zc_orient[(f & T1_SIGMA_NEIGHBOURS)];
228 static INLINE OPJ_UINT32 opj_t1_getctxtno_sc_or_spb_index(OPJ_UINT32 fX,
234 0 pfX T1_CHI_THIS T1_LUT_SGN_W
235 1 tfX T1_SIGMA_1 T1_LUT_SIG_N
236 2 nfX T1_CHI_THIS T1_LUT_SGN_E
237 3 tfX T1_SIGMA_3 T1_LUT_SIG_W
238 4 fX T1_CHI_(THIS - 1) T1_LUT_SGN_N
239 5 tfX T1_SIGMA_5 T1_LUT_SIG_E
240 6 fX T1_CHI_(THIS + 1) T1_LUT_SGN_S
241 7 tfX T1_SIGMA_7 T1_LUT_SIG_S
244 OPJ_UINT32 lu = (fX >> (ci * 3U)) & (T1_SIGMA_1 | T1_SIGMA_3 | T1_SIGMA_5 |
247 lu |= (pfX >> (T1_CHI_THIS_I + (ci * 3U))) & (1U << 0);
248 lu |= (nfX >> (T1_CHI_THIS_I - 2U + (ci * 3U))) & (1U << 2);
250 lu |= (fX >> (T1_CHI_0_I - 4U)) & (1U << 4);
252 lu |= (fX >> (T1_CHI_1_I - 4U + ((ci - 1U) * 3U))) & (1U << 4);
254 lu |= (fX >> (T1_CHI_2_I - 6U + (ci * 3U))) & (1U << 6);
258 static INLINE OPJ_BYTE opj_t1_getctxno_sc(OPJ_UINT32 lu)
260 return lut_ctxno_sc[lu];
263 static INLINE OPJ_UINT32 opj_t1_getctxno_mag(OPJ_UINT32 f)
265 OPJ_UINT32 tmp = (f & T1_SIGMA_NEIGHBOURS) ? T1_CTXNO_MAG + 1 : T1_CTXNO_MAG;
266 OPJ_UINT32 tmp2 = (f & T1_MU_0) ? T1_CTXNO_MAG + 2 : tmp;
270 static INLINE OPJ_BYTE opj_t1_getspb(OPJ_UINT32 lu)
275 static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos)
278 return lut_nmsedec_sig[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)];
281 return lut_nmsedec_sig0[x & ((1 << T1_NMSEDEC_BITS) - 1)];
284 static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos)
287 return lut_nmsedec_ref[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)];
290 return lut_nmsedec_ref0[x & ((1 << T1_NMSEDEC_BITS) - 1)];
293 #define opj_t1_update_flags_macro(flags, flagsp, ci, s, stride, vsc) \
296 flagsp[-1] |= T1_SIGMA_5 << (3U * ci); \
298 /* mark target as significant */ \
299 flags |= ((s << T1_CHI_1_I) | T1_SIGMA_4) << (3U * ci); \
302 flagsp[1] |= T1_SIGMA_3 << (3U * ci); \
304 /* north-west, north, north-east */ \
305 if (ci == 0U && !(vsc)) { \
306 opj_flag_t* north = flagsp - (stride); \
307 *north |= (s << T1_CHI_5_I) | T1_SIGMA_16; \
308 north[-1] |= T1_SIGMA_17; \
309 north[1] |= T1_SIGMA_15; \
312 /* south-west, south, south-east */ \
314 opj_flag_t* south = flagsp + (stride); \
315 *south |= (s << T1_CHI_0_I) | T1_SIGMA_1; \
316 south[-1] |= T1_SIGMA_2; \
317 south[1] |= T1_SIGMA_0; \
322 static INLINE void opj_t1_update_flags(opj_flag_t *flagsp, OPJ_UINT32 ci,
323 OPJ_UINT32 s, OPJ_UINT32 stride,
326 opj_t1_update_flags_macro(*flagsp, flagsp, ci, s, stride, vsc);
330 Encode significant pass
332 static INLINE void opj_t1_enc_sigpass_step(opj_t1_t *t1,
344 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
346 OPJ_UINT32 const flags = *flagsp;
348 if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == 0U &&
349 (flags & (T1_SIGMA_NEIGHBOURS << (ci * 3U))) != 0U) {
350 OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U));
351 v = (opj_int_abs(*datap) & one) ? 1 : 0;
353 fprintf(stderr, " ctxt1=%d\n", ctxt1);
355 opj_mqc_setcurctx(mqc, ctxt1);
356 if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */
357 opj_mqc_bypass_enc(mqc, v);
359 opj_mqc_encode(mqc, v);
362 OPJ_UINT32 lu = opj_t1_getctxtno_sc_or_spb_index(
364 flagsp[-1], flagsp[1],
366 OPJ_UINT32 ctxt2 = opj_t1_getctxno_sc(lu);
367 v = *datap < 0 ? 1U : 0U;
368 *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap),
371 fprintf(stderr, " ctxt2=%d\n", ctxt2);
373 opj_mqc_setcurctx(mqc, ctxt2);
374 if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */
375 opj_mqc_bypass_enc(mqc, v);
377 OPJ_UINT32 spb = opj_t1_getspb(lu);
379 fprintf(stderr, " spb=%d\n", spb);
381 opj_mqc_encode(mqc, v ^ spb);
383 opj_t1_update_flags(flagsp, ci, v, t1->w + 2, vsc);
385 *flagsp |= T1_PI_THIS << (ci * 3U);
389 static INLINE void opj_t1_dec_sigpass_step_raw(
393 OPJ_INT32 oneplushalf,
398 opj_mqc_t *mqc = &(t1->mqc); /* RAW component */
400 OPJ_UINT32 const flags = *flagsp;
402 if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == 0U &&
403 (flags & (T1_SIGMA_NEIGHBOURS << (ci * 3U))) != 0U) {
404 if (opj_mqc_raw_decode(mqc)) {
405 v = opj_mqc_raw_decode(mqc);
406 *datap = v ? -oneplushalf : oneplushalf;
407 opj_t1_update_flags(flagsp, ci, v, t1->w + 2, vsc);
409 *flagsp |= T1_PI_THIS << (ci * 3U);
413 #define opj_t1_dec_sigpass_step_mqc_macro(flags, flagsp, flags_stride, data, \
414 data_stride, ci, mqc, curctx, \
415 v, a, c, ct, oneplushalf, vsc) \
417 if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == 0U && \
418 (flags & (T1_SIGMA_NEIGHBOURS << (ci * 3U))) != 0U) { \
419 OPJ_UINT32 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U)); \
420 opj_t1_setcurctx(curctx, ctxt1); \
421 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
423 OPJ_UINT32 lu = opj_t1_getctxtno_sc_or_spb_index( \
425 flagsp[-1], flagsp[1], \
427 OPJ_UINT32 ctxt2 = opj_t1_getctxno_sc(lu); \
428 OPJ_UINT32 spb = opj_t1_getspb(lu); \
429 opj_t1_setcurctx(curctx, ctxt2); \
430 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
432 data[ci*data_stride] = v ? -oneplushalf : oneplushalf; \
433 opj_t1_update_flags_macro(flags, flagsp, ci, v, flags_stride, vsc); \
435 flags |= T1_PI_THIS << (ci * 3U); \
439 static INLINE void opj_t1_dec_sigpass_step_mqc(
443 OPJ_INT32 oneplushalf,
445 OPJ_UINT32 flags_stride,
450 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
451 opj_t1_dec_sigpass_step_mqc_macro(*flagsp, flagsp, flags_stride, datap,
452 0, ci, mqc, mqc->curctx,
453 v, mqc->a, mqc->c, mqc->ct, oneplushalf, vsc);
456 static void opj_t1_enc_sigpass(opj_t1_t *t1,
464 OPJ_INT32 const one = 1 << (bpno + T1_NMSEDEC_FRACBITS);
465 opj_flag_t* f = &T1_FLAGS(0, 0);
466 OPJ_UINT32 const extra = 2;
470 fprintf(stderr, "enc_sigpass: bpno=%d\n", bpno);
472 for (k = 0; k < (t1->h & ~3U); k += 4) {
474 fprintf(stderr, " k=%d\n", k);
476 for (i = 0; i < t1->w; ++i) {
478 fprintf(stderr, " i=%d\n", i);
481 /* Nothing to do for any of the 4 data points */
485 opj_t1_enc_sigpass_step(
488 &t1->data[((k + 0) * t1->data_stride) + i],
493 0, cblksty & J2K_CCP_CBLKSTY_VSC);
494 opj_t1_enc_sigpass_step(
497 &t1->data[((k + 1) * t1->data_stride) + i],
503 opj_t1_enc_sigpass_step(
506 &t1->data[((k + 2) * t1->data_stride) + i],
512 opj_t1_enc_sigpass_step(
515 &t1->data[((k + 3) * t1->data_stride) + i],
529 fprintf(stderr, " k=%d\n", k);
531 for (i = 0; i < t1->w; ++i) {
533 fprintf(stderr, " i=%d\n", i);
536 /* Nothing to do for any of the 4 data points */
540 for (j = k; j < t1->h; ++j) {
541 opj_t1_enc_sigpass_step(
544 &t1->data[(j * t1->data_stride) + i],
550 (j == k && (cblksty & J2K_CCP_CBLKSTY_VSC) != 0));
557 static void opj_t1_dec_sigpass_raw(
562 OPJ_INT32 one, half, oneplushalf;
564 OPJ_INT32 *data = t1->data;
565 opj_flag_t *flagsp = &T1_FLAGS(0, 0);
566 const OPJ_UINT32 l_w = t1->w;
569 oneplushalf = one | half;
571 for (k = 0; k < (t1->h & ~3U); k += 4, flagsp += 2, data += 3 * l_w) {
572 for (i = 0; i < l_w; ++i, ++flagsp, ++data) {
573 opj_flag_t flags = *flagsp;
575 opj_t1_dec_sigpass_step_raw(
580 cblksty & J2K_CCP_CBLKSTY_VSC, /* vsc */
582 opj_t1_dec_sigpass_step_raw(
589 opj_t1_dec_sigpass_step_raw(
596 opj_t1_dec_sigpass_step_raw(
607 for (i = 0; i < l_w; ++i, ++flagsp, ++data) {
608 for (j = 0; j < t1->h - k; ++j) {
609 opj_t1_dec_sigpass_step_raw(
614 cblksty & J2K_CCP_CBLKSTY_VSC, /* vsc */
621 #define opj_t1_dec_sigpass_mqc_internal(t1, bpno, vsc, w, h, flags_stride) \
623 OPJ_INT32 one, half, oneplushalf; \
624 OPJ_UINT32 i, j, k; \
625 register OPJ_INT32 *data = t1->data; \
626 register opj_flag_t *flagsp = &t1->flags[(flags_stride) + 1]; \
627 const OPJ_UINT32 l_w = w; \
628 opj_mqc_t* mqc = &(t1->mqc); \
629 DOWNLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \
630 register OPJ_UINT32 v; \
633 oneplushalf = one | half; \
634 for (k = 0; k < (h & ~3u); k += 4, data += 3*l_w, flagsp += 2) { \
635 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
636 opj_flag_t flags = *flagsp; \
638 opj_t1_dec_sigpass_step_mqc_macro( \
639 flags, flagsp, flags_stride, data, \
640 l_w, 0, mqc, curctx, v, a, c, ct, oneplushalf, vsc); \
641 opj_t1_dec_sigpass_step_mqc_macro( \
642 flags, flagsp, flags_stride, data, \
643 l_w, 1, mqc, curctx, v, a, c, ct, oneplushalf, OPJ_FALSE); \
644 opj_t1_dec_sigpass_step_mqc_macro( \
645 flags, flagsp, flags_stride, data, \
646 l_w, 2, mqc, curctx, v, a, c, ct, oneplushalf, OPJ_FALSE); \
647 opj_t1_dec_sigpass_step_mqc_macro( \
648 flags, flagsp, flags_stride, data, \
649 l_w, 3, mqc, curctx, v, a, c, ct, oneplushalf, OPJ_FALSE); \
654 UPLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \
656 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
657 for (j = 0; j < h - k; ++j) { \
658 opj_t1_dec_sigpass_step_mqc(t1, flagsp, \
659 data + j * l_w, oneplushalf, j, flags_stride, vsc); \
665 static void opj_t1_dec_sigpass_mqc_64x64_novsc(
669 opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_FALSE, 64, 64, 66);
672 static void opj_t1_dec_sigpass_mqc_64x64_vsc(
676 opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_TRUE, 64, 64, 66);
679 static void opj_t1_dec_sigpass_mqc_generic_novsc(
683 opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_FALSE, t1->w, t1->h,
687 static void opj_t1_dec_sigpass_mqc_generic_vsc(
691 opj_t1_dec_sigpass_mqc_internal(t1, bpno, OPJ_TRUE, t1->w, t1->h,
695 static void opj_t1_dec_sigpass_mqc(
700 if (t1->w == 64 && t1->h == 64) {
701 if (cblksty & J2K_CCP_CBLKSTY_VSC) {
702 opj_t1_dec_sigpass_mqc_64x64_vsc(t1, bpno);
704 opj_t1_dec_sigpass_mqc_64x64_novsc(t1, bpno);
707 if (cblksty & J2K_CCP_CBLKSTY_VSC) {
708 opj_t1_dec_sigpass_mqc_generic_vsc(t1, bpno);
710 opj_t1_dec_sigpass_mqc_generic_novsc(t1, bpno);
716 Encode refinement pass step
718 static INLINE void opj_t1_enc_refpass_step(opj_t1_t *t1,
729 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
731 OPJ_UINT32 const shift_flags =
732 (*flagsp >> (ci * 3U));
734 if ((shift_flags & (T1_SIGMA_THIS | T1_PI_THIS)) == T1_SIGMA_THIS) {
735 OPJ_UINT32 ctxt = opj_t1_getctxno_mag(shift_flags);
736 *nmsedec += opj_t1_getnmsedec_ref((OPJ_UINT32)opj_int_abs(*datap),
738 v = (opj_int_abs(*datap) & one) ? 1 : 0;
740 fprintf(stderr, " ctxt=%d\n", ctxt);
742 opj_mqc_setcurctx(mqc, ctxt);
743 if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */
744 opj_mqc_bypass_enc(mqc, v);
746 opj_mqc_encode(mqc, v);
748 *flagsp |= T1_MU_THIS << (ci * 3U);
753 static INLINE void opj_t1_dec_refpass_step_raw(
762 opj_mqc_t *mqc = &(t1->mqc); /* RAW component */
764 if ((*flagsp & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) ==
765 (T1_SIGMA_THIS << (ci * 3U))) {
766 v = opj_mqc_raw_decode(mqc);
767 *datap += (v ^ (*datap < 0)) ? poshalf : -poshalf;
768 *flagsp |= T1_MU_THIS << (ci * 3U);
772 #define opj_t1_dec_refpass_step_mqc_macro(flags, data, data_stride, ci, \
773 mqc, curctx, v, a, c, ct, poshalf) \
775 if ((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U))) == \
776 (T1_SIGMA_THIS << (ci * 3U))) { \
777 OPJ_UINT32 ctxt = opj_t1_getctxno_mag(flags >> (ci * 3U)); \
778 opj_t1_setcurctx(curctx, ctxt); \
779 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
780 data[ci*data_stride] += (v ^ (data[ci*data_stride] < 0)) ? poshalf : -poshalf; \
781 flags |= T1_MU_THIS << (ci * 3U); \
785 static INLINE void opj_t1_dec_refpass_step_mqc(
794 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
795 opj_t1_dec_refpass_step_mqc_macro(*flagsp, datap, 0, ci,
796 mqc, mqc->curctx, v, mqc->a, mqc->c,
800 static void opj_t1_enc_refpass(
807 const OPJ_INT32 one = 1 << (bpno + T1_NMSEDEC_FRACBITS);
808 opj_flag_t* f = &T1_FLAGS(0, 0);
809 const OPJ_UINT32 extra = 2U;
813 fprintf(stderr, "enc_refpass: bpno=%d\n", bpno);
815 for (k = 0; k < (t1->h & ~3U); k += 4) {
817 fprintf(stderr, " k=%d\n", k);
819 for (i = 0; i < t1->w; ++i) {
821 fprintf(stderr, " i=%d\n", i);
823 if ((*f & (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13)) == 0) {
824 /* none significant */
828 if ((*f & (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3)) ==
829 (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3)) {
830 /* all processed by sigpass */
835 opj_t1_enc_refpass_step(
838 &t1->data[((k + 0) * t1->data_stride) + i],
844 opj_t1_enc_refpass_step(
847 &t1->data[((k + 1) * t1->data_stride) + i],
853 opj_t1_enc_refpass_step(
856 &t1->data[((k + 2) * t1->data_stride) + i],
862 opj_t1_enc_refpass_step(
865 &t1->data[((k + 3) * t1->data_stride) + i],
879 fprintf(stderr, " k=%d\n", k);
881 for (i = 0; i < t1->w; ++i) {
883 fprintf(stderr, " i=%d\n", i);
885 if ((*f & (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13)) == 0) {
886 /* none significant */
890 for (j = k; j < t1->h; ++j) {
891 opj_t1_enc_refpass_step(
894 &t1->data[(j * t1->data_stride) + i],
907 static void opj_t1_dec_refpass_raw(
911 OPJ_INT32 one, poshalf;
913 OPJ_INT32 *data = t1->data;
914 opj_flag_t *flagsp = &T1_FLAGS(0, 0);
915 const OPJ_UINT32 l_w = t1->w;
918 for (k = 0; k < (t1->h & ~3U); k += 4, flagsp += 2, data += 3 * l_w) {
919 for (i = 0; i < l_w; ++i, ++flagsp, ++data) {
920 opj_flag_t flags = *flagsp;
922 opj_t1_dec_refpass_step_raw(
928 opj_t1_dec_refpass_step_raw(
934 opj_t1_dec_refpass_step_raw(
940 opj_t1_dec_refpass_step_raw(
950 for (i = 0; i < l_w; ++i, ++flagsp, ++data) {
951 for (j = 0; j < t1->h - k; ++j) {
952 opj_t1_dec_refpass_step_raw(
963 #define opj_t1_dec_refpass_mqc_internal(t1, bpno, w, h, flags_stride) \
965 OPJ_INT32 one, poshalf; \
966 OPJ_UINT32 i, j, k; \
967 register OPJ_INT32 *data = t1->data; \
968 register opj_flag_t *flagsp = &t1->flags[flags_stride + 1]; \
969 const OPJ_UINT32 l_w = w; \
970 opj_mqc_t* mqc = &(t1->mqc); \
971 DOWNLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \
972 register OPJ_UINT32 v; \
974 poshalf = one >> 1; \
975 for (k = 0; k < (h & ~3u); k += 4, data += 3*l_w, flagsp += 2) { \
976 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
977 opj_flag_t flags = *flagsp; \
979 opj_t1_dec_refpass_step_mqc_macro( \
980 flags, data, l_w, 0, \
981 mqc, curctx, v, a, c, ct, poshalf); \
982 opj_t1_dec_refpass_step_mqc_macro( \
983 flags, data, l_w, 1, \
984 mqc, curctx, v, a, c, ct, poshalf); \
985 opj_t1_dec_refpass_step_mqc_macro( \
986 flags, data, l_w, 2, \
987 mqc, curctx, v, a, c, ct, poshalf); \
988 opj_t1_dec_refpass_step_mqc_macro( \
989 flags, data, l_w, 3, \
990 mqc, curctx, v, a, c, ct, poshalf); \
995 UPLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \
997 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
998 for (j = 0; j < h - k; ++j) { \
999 opj_t1_dec_refpass_step_mqc(t1, flagsp, data + j * l_w, poshalf, j); \
1005 static void opj_t1_dec_refpass_mqc_64x64(
1009 opj_t1_dec_refpass_mqc_internal(t1, bpno, 64, 64, 66);
1012 static void opj_t1_dec_refpass_mqc_generic(
1016 opj_t1_dec_refpass_mqc_internal(t1, bpno, t1->w, t1->h, t1->w + 2U);
1019 static void opj_t1_dec_refpass_mqc(
1023 if (t1->w == 64 && t1->h == 64) {
1024 opj_t1_dec_refpass_mqc_64x64(t1, bpno);
1026 opj_t1_dec_refpass_mqc_generic(t1, bpno);
1031 Encode clean-up pass step
1033 static void opj_t1_enc_clnpass_step(
1047 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
1049 const OPJ_UINT32 check = (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13 |
1050 T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3);
1052 if ((*flagsp & check) == check) {
1054 *flagsp &= ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3);
1055 } else if (runlen == 1) {
1056 *flagsp &= ~(T1_PI_1 | T1_PI_2 | T1_PI_3);
1057 } else if (runlen == 2) {
1058 *flagsp &= ~(T1_PI_2 | T1_PI_3);
1059 } else if (runlen == 3) {
1060 *flagsp &= ~(T1_PI_3);
1065 for (ci = runlen; ci < lim; ++ci) {
1072 if ((agg != 0) && (ci == runlen)) {
1076 if (!(flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci * 3U)))) {
1077 ctxt1 = opj_t1_getctxno_zc(mqc, flags >> (ci * 3U));
1078 #ifdef DEBUG_ENC_CLN
1079 printf(" ctxt1=%d\n", ctxt1);
1081 opj_mqc_setcurctx(mqc, ctxt1);
1082 v = (opj_int_abs(*datap) & one) ? 1 : 0;
1083 opj_mqc_encode(mqc, v);
1085 OPJ_UINT32 ctxt2, spb;
1088 lu = opj_t1_getctxtno_sc_or_spb_index(
1090 flagsp[-1], flagsp[1],
1092 *nmsedec += opj_t1_getnmsedec_sig((OPJ_UINT32)opj_int_abs(*datap),
1094 ctxt2 = opj_t1_getctxno_sc(lu);
1095 #ifdef DEBUG_ENC_CLN
1096 printf(" ctxt2=%d\n", ctxt2);
1098 opj_mqc_setcurctx(mqc, ctxt2);
1100 v = *datap < 0 ? 1U : 0U;
1101 spb = opj_t1_getspb(lu);
1102 #ifdef DEBUG_ENC_CLN
1103 printf(" spb=%d\n", spb);
1105 opj_mqc_encode(mqc, v ^ spb);
1106 vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (ci == 0)) ? 1 : 0;
1107 opj_t1_update_flags(flagsp, ci, v, t1->w + 2U, vsc);
1110 *flagsp &= ~(T1_PI_THIS << (3U * ci));
1111 datap += t1->data_stride;
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_UINT32 agg, runlen;
1170 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
1173 #ifdef DEBUG_ENC_CLN
1174 printf("enc_clnpass: bpno=%d\n", bpno);
1176 for (k = 0; k < (t1->h & ~3U); k += 4) {
1177 #ifdef DEBUG_ENC_CLN
1178 printf(" k=%d\n", k);
1180 for (i = 0; i < t1->w; ++i) {
1181 #ifdef DEBUG_ENC_CLN
1182 printf(" i=%d\n", i);
1184 agg = !(T1_FLAGS(i, k));
1185 #ifdef DEBUG_ENC_CLN
1186 printf(" agg=%d\n", agg);
1189 for (runlen = 0; runlen < 4; ++runlen) {
1190 if (opj_int_abs(t1->data[((k + runlen)*t1->data_stride) + i]) & one) {
1194 opj_mqc_setcurctx(mqc, T1_CTXNO_AGG);
1195 opj_mqc_encode(mqc, runlen != 4);
1199 opj_mqc_setcurctx(mqc, T1_CTXNO_UNI);
1200 opj_mqc_encode(mqc, runlen >> 1);
1201 opj_mqc_encode(mqc, runlen & 1);
1205 opj_t1_enc_clnpass_step(
1208 &t1->data[((k + runlen) * t1->data_stride) + i],
1221 #ifdef DEBUG_ENC_CLN
1222 printf(" k=%d\n", k);
1224 for (i = 0; i < t1->w; ++i) {
1225 #ifdef DEBUG_ENC_CLN
1226 printf(" i=%d\n", i);
1227 printf(" agg=%d\n", agg);
1229 opj_t1_enc_clnpass_step(
1232 &t1->data[((k + runlen) * t1->data_stride) + i],
1244 #define opj_t1_dec_clnpass_internal(t1, bpno, vsc, w, h, flags_stride) \
1246 OPJ_INT32 one, half, oneplushalf; \
1247 OPJ_UINT32 runlen; \
1248 OPJ_UINT32 i, j, k; \
1249 const OPJ_UINT32 l_w = w; \
1250 opj_mqc_t* mqc = &(t1->mqc); \
1251 register OPJ_INT32 *data = t1->data; \
1252 register opj_flag_t *flagsp = &t1->flags[flags_stride + 1]; \
1253 DOWNLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \
1254 register OPJ_UINT32 v; \
1257 oneplushalf = one | half; \
1258 for (k = 0; k < (h & ~3u); k += 4, data += 3*l_w, flagsp += 2) { \
1259 for (i = 0; i < l_w; ++i, ++data, ++flagsp) { \
1260 opj_flag_t flags = *flagsp; \
1262 OPJ_UINT32 partial = OPJ_TRUE; \
1263 opj_t1_setcurctx(curctx, T1_CTXNO_AGG); \
1264 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
1268 opj_t1_setcurctx(curctx, T1_CTXNO_UNI); \
1269 opj_mqc_decode_macro(runlen, mqc, curctx, a, c, ct); \
1270 opj_mqc_decode_macro(v, mqc, curctx, a, c, ct); \
1271 runlen = (runlen << 1) | v; \
1274 opj_t1_dec_clnpass_step_macro(OPJ_FALSE, OPJ_TRUE,\
1275 flags, flagsp, flags_stride, data, \
1276 l_w, 0, mqc, curctx, \
1277 v, a, c, ct, oneplushalf, vsc); \
1278 partial = OPJ_FALSE; \
1281 opj_t1_dec_clnpass_step_macro(OPJ_FALSE, partial,\
1282 flags, flagsp, flags_stride, data, \
1283 l_w, 1, mqc, curctx, \
1284 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1285 partial = OPJ_FALSE; \
1288 opj_t1_dec_clnpass_step_macro(OPJ_FALSE, partial,\
1289 flags, flagsp, flags_stride, data, \
1290 l_w, 2, 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, 3, mqc, curctx, \
1298 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1302 opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \
1303 flags, flagsp, flags_stride, data, \
1304 l_w, 0, mqc, curctx, \
1305 v, a, c, ct, oneplushalf, vsc); \
1306 opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \
1307 flags, flagsp, flags_stride, data, \
1308 l_w, 1, mqc, curctx, \
1309 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1310 opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \
1311 flags, flagsp, flags_stride, data, \
1312 l_w, 2, mqc, curctx, \
1313 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1314 opj_t1_dec_clnpass_step_macro(OPJ_TRUE, OPJ_FALSE, \
1315 flags, flagsp, flags_stride, data, \
1316 l_w, 3, mqc, curctx, \
1317 v, a, c, ct, oneplushalf, OPJ_FALSE); \
1319 *flagsp = flags & ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); \
1322 UPLOAD_MQC_VARIABLES(mqc, curctx, c, a, ct); \
1324 for (i = 0; i < l_w; ++i, ++flagsp, ++data) { \
1325 for (j = 0; j < h - k; ++j) { \
1326 opj_t1_dec_clnpass_step(t1, flagsp, data + j * l_w, oneplushalf, j, vsc); \
1328 *flagsp &= ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3); \
1333 static void opj_t1_dec_clnpass_check_segsym(opj_t1_t *t1, OPJ_INT32 cblksty)
1335 if (cblksty & J2K_CCP_CBLKSTY_SEGSYM) {
1336 opj_mqc_t* mqc = &(t1->mqc);
1338 opj_mqc_setcurctx(mqc, T1_CTXNO_UNI);
1339 opj_mqc_decode(v, mqc);
1340 opj_mqc_decode(v2, mqc);
1342 opj_mqc_decode(v2, mqc);
1344 opj_mqc_decode(v2, mqc);
1348 opj_event_msg(t1->cinfo, EVT_WARNING, "Bad segmentation symbol %x\n", v);
1354 static void opj_t1_dec_clnpass_64x64_novsc(
1358 opj_t1_dec_clnpass_internal(t1, bpno, OPJ_FALSE, 64, 64, 66);
1361 static void opj_t1_dec_clnpass_64x64_vsc(
1365 opj_t1_dec_clnpass_internal(t1, bpno, OPJ_TRUE, 64, 64, 66);
1368 static void opj_t1_dec_clnpass_generic_novsc(
1372 opj_t1_dec_clnpass_internal(t1, bpno, OPJ_FALSE, t1->w, t1->h,
1376 static void opj_t1_dec_clnpass_generic_vsc(
1380 opj_t1_dec_clnpass_internal(t1, bpno, OPJ_TRUE, t1->w, t1->h,
1384 static void opj_t1_dec_clnpass(
1389 if (t1->w == 64 && t1->h == 64) {
1390 if (cblksty & J2K_CCP_CBLKSTY_VSC) {
1391 opj_t1_dec_clnpass_64x64_vsc(t1, bpno);
1393 opj_t1_dec_clnpass_64x64_novsc(t1, bpno);
1396 if (cblksty & J2K_CCP_CBLKSTY_VSC) {
1397 opj_t1_dec_clnpass_generic_vsc(t1, bpno);
1399 opj_t1_dec_clnpass_generic_novsc(t1, bpno);
1402 opj_t1_dec_clnpass_check_segsym(t1, cblksty);
1406 /** mod fixed_quality */
1407 static OPJ_FLOAT64 opj_t1_getwmsedec(
1414 OPJ_FLOAT64 stepsize,
1415 OPJ_UINT32 numcomps,
1416 const OPJ_FLOAT64 * mct_norms,
1417 OPJ_UINT32 mct_numcomps)
1419 OPJ_FLOAT64 w1 = 1, w2, wmsedec;
1420 OPJ_ARG_NOT_USED(numcomps);
1422 if (mct_norms && (compno < mct_numcomps)) {
1423 w1 = mct_norms[compno];
1427 w2 = opj_dwt_getnorm(level, orient);
1428 } else { /* if (qmfbid == 0) */
1429 const OPJ_INT32 log2_gain = (orient == 0) ? 0 :
1430 (orient == 3) ? 2 : 1;
1431 w2 = opj_dwt_getnorm_real(level, orient);
1432 /* Not sure this is right. But preserves past behaviour */
1433 stepsize /= (1 << log2_gain);
1436 wmsedec = w1 * w2 * stepsize * (1 << bpno);
1437 wmsedec *= wmsedec * nmsedec / 8192.0;
1442 static OPJ_BOOL opj_t1_allocate_buffers(
1447 OPJ_UINT32 flagssize;
1448 OPJ_UINT32 flags_stride;
1450 /* No risk of overflow. Prior checks ensure those assert are met */
1451 /* They are per the specification */
1454 assert(w * h <= 4096);
1456 /* encoder uses tile buffer, so no need to allocate */
1458 OPJ_UINT32 datasize = w * h;
1460 if (datasize > t1->datasize) {
1461 opj_aligned_free(t1->data);
1462 t1->data = (OPJ_INT32*) opj_aligned_malloc(datasize * sizeof(OPJ_INT32));
1464 /* FIXME event manager error callback */
1467 t1->datasize = datasize;
1469 /* memset first arg is declared to never be null by gcc */
1470 if (t1->data != NULL) {
1471 memset(t1->data, 0, datasize * sizeof(OPJ_INT32));
1475 flags_stride = w + 2U; /* can't be 0U */
1477 flagssize = (h + 3U) / 4U + 2U;
1479 flagssize *= flags_stride;
1483 OPJ_UINT32 flags_height = (h + 3U) / 4U;
1485 if (flagssize > t1->flagssize) {
1487 opj_aligned_free(t1->flags);
1488 t1->flags = (opj_flag_t*) opj_aligned_malloc(flagssize * sizeof(
1491 /* FIXME event manager error callback */
1495 t1->flagssize = flagssize;
1497 memset(t1->flags, 0, flagssize * sizeof(opj_flag_t));
1500 for (x = 0; x < flags_stride; ++x) {
1501 /* magic value to hopefully stop any passes being interested in this entry */
1502 *p++ = (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3);
1505 p = &t1->flags[((flags_height + 1) * flags_stride)];
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);
1513 p = &t1->flags[((flags_height) * flags_stride)];
1515 v |= T1_PI_1 | T1_PI_2 | T1_PI_3;
1516 } else if (h % 4 == 2) {
1517 v |= T1_PI_2 | T1_PI_3;
1518 } else if (h % 4 == 3) {
1521 for (x = 0; x < flags_stride; ++x) {
1533 /* ----------------------------------------------------------------------- */
1535 /* ----------------------------------------------------------------------- */
1537 * Creates a new Tier 1 handle
1538 * and initializes the look-up tables of the Tier-1 coder/decoder
1539 * @return a new T1 handle if successful, returns NULL otherwise
1541 opj_t1_t* opj_t1_create(OPJ_BOOL isEncoder)
1543 opj_t1_t *l_t1 = 00;
1545 l_t1 = (opj_t1_t*) opj_calloc(1, sizeof(opj_t1_t));
1550 l_t1->encoder = isEncoder;
1557 * Destroys a previously created T1 handle
1559 * @param p_t1 Tier 1 handle to destroy
1561 void opj_t1_destroy(opj_t1_t *p_t1)
1567 /* encoder uses tile buffer, so no need to free */
1568 if (!p_t1->encoder && p_t1->data) {
1569 opj_aligned_free(p_t1->data);
1574 opj_aligned_free(p_t1->flags);
1578 opj_free(p_t1->cblkdatabuffer);
1584 OPJ_BOOL whole_tile_decoding;
1586 opj_tcd_cblk_dec_t* cblk;
1587 opj_tcd_band_t* band;
1588 opj_tcd_tilecomp_t* tilec;
1590 OPJ_BOOL mustuse_cblkdatabuffer;
1591 volatile OPJ_BOOL* pret;
1592 opj_event_mgr_t *p_manager;
1593 opj_mutex_t* p_manager_mutex;
1594 OPJ_BOOL check_pterm;
1595 } opj_t1_cblk_decode_processing_job_t;
1597 static void opj_t1_destroy_wrapper(void* t1)
1599 opj_t1_destroy((opj_t1_t*) t1);
1602 static void opj_t1_clbl_decode_processor(void* user_data, opj_tls_t* tls)
1604 opj_tcd_cblk_dec_t* cblk;
1605 opj_tcd_band_t* band;
1606 opj_tcd_tilecomp_t* tilec;
1608 OPJ_INT32* OPJ_RESTRICT datap;
1609 OPJ_UINT32 cblk_w, cblk_h;
1612 opj_t1_cblk_decode_processing_job_t* job;
1617 job = (opj_t1_cblk_decode_processing_job_t*) user_data;
1621 if (!job->whole_tile_decoding) {
1622 cblk_w = (OPJ_UINT32)(cblk->x1 - cblk->x0);
1623 cblk_h = (OPJ_UINT32)(cblk->y1 - cblk->y0);
1625 cblk->decoded_data = (OPJ_INT32*)opj_aligned_malloc(sizeof(OPJ_INT32) *
1627 if (cblk->decoded_data == NULL) {
1628 if (job->p_manager_mutex) {
1629 opj_mutex_lock(job->p_manager_mutex);
1631 opj_event_msg(job->p_manager, EVT_ERROR,
1632 "Cannot allocate cblk->decoded_data\n");
1633 if (job->p_manager_mutex) {
1634 opj_mutex_unlock(job->p_manager_mutex);
1636 *(job->pret) = OPJ_FALSE;
1640 /* Zero-init required */
1641 memset(cblk->decoded_data, 0, sizeof(OPJ_INT32) * cblk_w * cblk_h);
1642 } else if (cblk->decoded_data) {
1643 /* Not sure if that code path can happen, but better be */
1644 /* safe than sorry */
1645 opj_aligned_free(cblk->decoded_data);
1646 cblk->decoded_data = NULL;
1653 tile_w = (OPJ_UINT32)(tilec->resolutions[tilec->minimum_num_resolutions - 1].x1
1655 tilec->resolutions[tilec->minimum_num_resolutions - 1].x0);
1657 if (!*(job->pret)) {
1662 t1 = (opj_t1_t*) opj_tls_get(tls, OPJ_TLS_KEY_T1);
1664 t1 = opj_t1_create(OPJ_FALSE);
1665 opj_tls_set(tls, OPJ_TLS_KEY_T1, t1, opj_t1_destroy_wrapper);
1667 t1->mustuse_cblkdatabuffer = job->mustuse_cblkdatabuffer;
1669 if (OPJ_FALSE == opj_t1_decode_cblk(
1673 (OPJ_UINT32)tccp->roishift,
1676 job->p_manager_mutex,
1677 job->check_pterm)) {
1678 *(job->pret) = OPJ_FALSE;
1683 x = cblk->x0 - band->x0;
1684 y = cblk->y0 - band->y0;
1685 if (band->bandno & 1) {
1686 opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1];
1687 x += pres->x1 - pres->x0;
1689 if (band->bandno & 2) {
1690 opj_tcd_resolution_t* pres = &tilec->resolutions[resno - 1];
1691 y += pres->y1 - pres->y0;
1694 datap = cblk->decoded_data ? cblk->decoded_data : t1->data;
1698 if (tccp->roishift) {
1699 if (tccp->roishift >= 31) {
1700 for (j = 0; j < cblk_h; ++j) {
1701 for (i = 0; i < cblk_w; ++i) {
1702 datap[(j * cblk_w) + i] = 0;
1706 OPJ_INT32 thresh = 1 << tccp->roishift;
1707 for (j = 0; j < cblk_h; ++j) {
1708 for (i = 0; i < cblk_w; ++i) {
1709 OPJ_INT32 val = datap[(j * cblk_w) + i];
1710 OPJ_INT32 mag = abs(val);
1711 if (mag >= thresh) {
1712 mag >>= tccp->roishift;
1713 datap[(j * cblk_w) + i] = val < 0 ? -mag : mag;
1720 /* Both can be non NULL if for example decoding a full tile and then */
1721 /* partially a tile. In which case partial decoding should be the */
1723 assert((cblk->decoded_data != NULL) || (tilec->data != NULL));
1725 if (cblk->decoded_data) {
1726 OPJ_UINT32 cblk_size = cblk_w * cblk_h;
1727 if (tccp->qmfbid == 1) {
1728 for (i = 0; i < cblk_size; ++i) {
1731 } else { /* if (tccp->qmfbid == 0) */
1732 const float stepsize = 0.5f * band->stepsize;
1736 const __m128 xmm_stepsize = _mm_set1_ps(stepsize);
1737 for (; i < (cblk_size & ~15U); i += 16) {
1738 __m128 xmm0_data = _mm_cvtepi32_ps(_mm_load_si128((__m128i * const)(
1740 __m128 xmm1_data = _mm_cvtepi32_ps(_mm_load_si128((__m128i * const)(
1742 __m128 xmm2_data = _mm_cvtepi32_ps(_mm_load_si128((__m128i * const)(
1744 __m128 xmm3_data = _mm_cvtepi32_ps(_mm_load_si128((__m128i * const)(
1746 _mm_store_ps((float*)(datap + 0), _mm_mul_ps(xmm0_data, xmm_stepsize));
1747 _mm_store_ps((float*)(datap + 4), _mm_mul_ps(xmm1_data, xmm_stepsize));
1748 _mm_store_ps((float*)(datap + 8), _mm_mul_ps(xmm2_data, xmm_stepsize));
1749 _mm_store_ps((float*)(datap + 12), _mm_mul_ps(xmm3_data, xmm_stepsize));
1754 for (; i < cblk_size; ++i) {
1755 OPJ_FLOAT32 tmp = ((OPJ_FLOAT32)(*datap)) * stepsize;
1756 memcpy(datap, &tmp, sizeof(tmp));
1760 } else if (tccp->qmfbid == 1) {
1761 OPJ_INT32* OPJ_RESTRICT tiledp = &tilec->data[(OPJ_SIZE_T)y * tile_w +
1763 for (j = 0; j < cblk_h; ++j) {
1765 for (; i < (cblk_w & ~(OPJ_UINT32)3U); i += 4U) {
1766 OPJ_INT32 tmp0 = datap[(j * cblk_w) + i + 0U];
1767 OPJ_INT32 tmp1 = datap[(j * cblk_w) + i + 1U];
1768 OPJ_INT32 tmp2 = datap[(j * cblk_w) + i + 2U];
1769 OPJ_INT32 tmp3 = datap[(j * cblk_w) + i + 3U];
1770 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i + 0U] = tmp0 / 2;
1771 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i + 1U] = tmp1 / 2;
1772 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i + 2U] = tmp2 / 2;
1773 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i + 3U] = tmp3 / 2;
1775 for (; i < cblk_w; ++i) {
1776 OPJ_INT32 tmp = datap[(j * cblk_w) + i];
1777 ((OPJ_INT32*)tiledp)[(j * (OPJ_SIZE_T)tile_w) + i] = tmp / 2;
1780 } else { /* if (tccp->qmfbid == 0) */
1781 const float stepsize = 0.5f * band->stepsize;
1782 OPJ_FLOAT32* OPJ_RESTRICT tiledp = (OPJ_FLOAT32*) &tilec->data[(OPJ_SIZE_T)y *
1783 tile_w + (OPJ_SIZE_T)x];
1784 for (j = 0; j < cblk_h; ++j) {
1785 OPJ_FLOAT32* OPJ_RESTRICT tiledp2 = tiledp;
1786 for (i = 0; i < cblk_w; ++i) {
1787 OPJ_FLOAT32 tmp = (OPJ_FLOAT32) * datap * stepsize;
1800 void opj_t1_decode_cblks(opj_tcd_t* tcd,
1801 volatile OPJ_BOOL* pret,
1802 opj_tcd_tilecomp_t* tilec,
1804 opj_event_mgr_t *p_manager,
1805 opj_mutex_t* p_manager_mutex,
1806 OPJ_BOOL check_pterm
1809 opj_thread_pool_t* tp = tcd->thread_pool;
1810 OPJ_UINT32 resno, bandno, precno, cblkno;
1812 #ifdef DEBUG_VERBOSE
1813 OPJ_UINT32 codeblocks_decoded = 0;
1814 printf("Enter opj_t1_decode_cblks()\n");
1817 for (resno = 0; resno < tilec->minimum_num_resolutions; ++resno) {
1818 opj_tcd_resolution_t* res = &tilec->resolutions[resno];
1820 for (bandno = 0; bandno < res->numbands; ++bandno) {
1821 opj_tcd_band_t* OPJ_RESTRICT band = &res->bands[bandno];
1823 for (precno = 0; precno < res->pw * res->ph; ++precno) {
1824 opj_tcd_precinct_t* precinct = &band->precincts[precno];
1826 if (!opj_tcd_is_subband_area_of_interest(tcd,
1830 (OPJ_UINT32)precinct->x0,
1831 (OPJ_UINT32)precinct->y0,
1832 (OPJ_UINT32)precinct->x1,
1833 (OPJ_UINT32)precinct->y1)) {
1834 for (cblkno = 0; cblkno < precinct->cw * precinct->ch; ++cblkno) {
1835 opj_tcd_cblk_dec_t* cblk = &precinct->cblks.dec[cblkno];
1836 if (cblk->decoded_data) {
1837 #ifdef DEBUG_VERBOSE
1838 printf("Discarding codeblock %d,%d at resno=%d, bandno=%d\n",
1839 cblk->x0, cblk->y0, resno, bandno);
1841 opj_aligned_free(cblk->decoded_data);
1842 cblk->decoded_data = NULL;
1848 for (cblkno = 0; cblkno < precinct->cw * precinct->ch; ++cblkno) {
1849 opj_tcd_cblk_dec_t* cblk = &precinct->cblks.dec[cblkno];
1850 opj_t1_cblk_decode_processing_job_t* job;
1852 if (!opj_tcd_is_subband_area_of_interest(tcd,
1856 (OPJ_UINT32)cblk->x0,
1857 (OPJ_UINT32)cblk->y0,
1858 (OPJ_UINT32)cblk->x1,
1859 (OPJ_UINT32)cblk->y1)) {
1860 if (cblk->decoded_data) {
1861 #ifdef DEBUG_VERBOSE
1862 printf("Discarding codeblock %d,%d at resno=%d, bandno=%d\n",
1863 cblk->x0, cblk->y0, resno, bandno);
1865 opj_aligned_free(cblk->decoded_data);
1866 cblk->decoded_data = NULL;
1871 if (!tcd->whole_tile_decoding) {
1872 OPJ_UINT32 cblk_w = (OPJ_UINT32)(cblk->x1 - cblk->x0);
1873 OPJ_UINT32 cblk_h = (OPJ_UINT32)(cblk->y1 - cblk->y0);
1874 if (cblk->decoded_data != NULL) {
1875 #ifdef DEBUG_VERBOSE
1876 printf("Reusing codeblock %d,%d at resno=%d, bandno=%d\n",
1877 cblk->x0, cblk->y0, resno, bandno);
1881 if (cblk_w == 0 || cblk_h == 0) {
1884 #ifdef DEBUG_VERBOSE
1885 printf("Decoding codeblock %d,%d at resno=%d, bandno=%d\n",
1886 cblk->x0, cblk->y0, resno, bandno);
1890 job = (opj_t1_cblk_decode_processing_job_t*) opj_calloc(1,
1891 sizeof(opj_t1_cblk_decode_processing_job_t));
1896 job->whole_tile_decoding = tcd->whole_tile_decoding;
1903 job->p_manager_mutex = p_manager_mutex;
1904 job->p_manager = p_manager;
1905 job->check_pterm = check_pterm;
1906 job->mustuse_cblkdatabuffer = opj_thread_pool_get_thread_count(tp) > 1;
1907 opj_thread_pool_submit_job(tp, opj_t1_clbl_decode_processor, job);
1908 #ifdef DEBUG_VERBOSE
1909 codeblocks_decoded ++;
1919 #ifdef DEBUG_VERBOSE
1920 printf("Leave opj_t1_decode_cblks(). Number decoded: %d\n", codeblocks_decoded);
1926 static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1,
1927 opj_tcd_cblk_dec_t* cblk,
1929 OPJ_UINT32 roishift,
1931 opj_event_mgr_t *p_manager,
1932 opj_mutex_t* p_manager_mutex,
1933 OPJ_BOOL check_pterm)
1935 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
1937 OPJ_INT32 bpno_plus_one;
1938 OPJ_UINT32 passtype;
1939 OPJ_UINT32 segno, passno;
1940 OPJ_BYTE* cblkdata = NULL;
1941 OPJ_UINT32 cblkdataindex = 0;
1942 OPJ_BYTE type = T1_TYPE_MQ; /* BYPASS mode */
1943 OPJ_INT32* original_t1_data = NULL;
1945 mqc->lut_ctxno_zc_orient = lut_ctxno_zc + (orient << 9);
1947 if (!opj_t1_allocate_buffers(
1949 (OPJ_UINT32)(cblk->x1 - cblk->x0),
1950 (OPJ_UINT32)(cblk->y1 - cblk->y0))) {
1954 bpno_plus_one = (OPJ_INT32)(roishift + cblk->numbps);
1955 if (bpno_plus_one >= 31) {
1956 if (p_manager_mutex) {
1957 opj_mutex_lock(p_manager_mutex);
1959 opj_event_msg(p_manager, EVT_WARNING,
1960 "opj_t1_decode_cblk(): unsupported bpno_plus_one = %d >= 31\n",
1962 if (p_manager_mutex) {
1963 opj_mutex_unlock(p_manager_mutex);
1969 opj_mqc_resetstates(mqc);
1970 opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46);
1971 opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3);
1972 opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4);
1974 /* Even if we have a single chunk, in multi-threaded decoding */
1975 /* the insertion of our synthetic marker might potentially override */
1976 /* valid codestream of other codeblocks decoded in parallel. */
1977 if (cblk->numchunks > 1 || t1->mustuse_cblkdatabuffer) {
1979 OPJ_UINT32 cblk_len;
1981 /* Compute whole codeblock length from chunk lengths */
1983 for (i = 0; i < cblk->numchunks; i++) {
1984 cblk_len += cblk->chunks[i].len;
1987 /* Allocate temporary memory if needed */
1988 if (cblk_len + OPJ_COMMON_CBLK_DATA_EXTRA > t1->cblkdatabuffersize) {
1989 cblkdata = (OPJ_BYTE*)opj_realloc(t1->cblkdatabuffer,
1990 cblk_len + OPJ_COMMON_CBLK_DATA_EXTRA);
1991 if (cblkdata == NULL) {
1994 t1->cblkdatabuffer = cblkdata;
1995 memset(t1->cblkdatabuffer + cblk_len, 0, OPJ_COMMON_CBLK_DATA_EXTRA);
1996 t1->cblkdatabuffersize = cblk_len + OPJ_COMMON_CBLK_DATA_EXTRA;
1999 /* Concatenate all chunks */
2000 cblkdata = t1->cblkdatabuffer;
2002 for (i = 0; i < cblk->numchunks; i++) {
2003 memcpy(cblkdata + cblk_len, cblk->chunks[i].data, cblk->chunks[i].len);
2004 cblk_len += cblk->chunks[i].len;
2006 } else if (cblk->numchunks == 1) {
2007 cblkdata = cblk->chunks[0].data;
2009 /* Not sure if that can happen in practice, but avoid Coverity to */
2010 /* think we will dereference a null cblkdta pointer */
2014 /* For subtile decoding, directly decode in the decoded_data buffer of */
2015 /* the code-block. Hack t1->data to point to it, and restore it later */
2016 if (cblk->decoded_data) {
2017 original_t1_data = t1->data;
2018 t1->data = cblk->decoded_data;
2021 for (segno = 0; segno < cblk->real_num_segs; ++segno) {
2022 opj_tcd_seg_t *seg = &cblk->segs[segno];
2025 type = ((bpno_plus_one <= ((OPJ_INT32)(cblk->numbps)) - 4) && (passtype < 2) &&
2026 (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ;
2028 if (type == T1_TYPE_RAW) {
2029 opj_mqc_raw_init_dec(mqc, cblkdata + cblkdataindex, seg->len,
2030 OPJ_COMMON_CBLK_DATA_EXTRA);
2032 opj_mqc_init_dec(mqc, cblkdata + cblkdataindex, seg->len,
2033 OPJ_COMMON_CBLK_DATA_EXTRA);
2035 cblkdataindex += seg->len;
2037 for (passno = 0; (passno < seg->real_num_passes) &&
2038 (bpno_plus_one >= 1); ++passno) {
2041 if (type == T1_TYPE_RAW) {
2042 opj_t1_dec_sigpass_raw(t1, bpno_plus_one, (OPJ_INT32)cblksty);
2044 opj_t1_dec_sigpass_mqc(t1, bpno_plus_one, (OPJ_INT32)cblksty);
2048 if (type == T1_TYPE_RAW) {
2049 opj_t1_dec_refpass_raw(t1, bpno_plus_one);
2051 opj_t1_dec_refpass_mqc(t1, bpno_plus_one);
2055 opj_t1_dec_clnpass(t1, bpno_plus_one, (OPJ_INT32)cblksty);
2059 if ((cblksty & J2K_CCP_CBLKSTY_RESET) && type == T1_TYPE_MQ) {
2060 opj_mqc_resetstates(mqc);
2061 opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46);
2062 opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3);
2063 opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4);
2065 if (++passtype == 3) {
2071 opq_mqc_finish_dec(mqc);
2075 if (mqc->bp + 2 < mqc->end) {
2076 if (p_manager_mutex) {
2077 opj_mutex_lock(p_manager_mutex);
2079 opj_event_msg(p_manager, EVT_WARNING,
2080 "PTERM check failure: %d remaining bytes in code block (%d used / %d)\n",
2081 (int)(mqc->end - mqc->bp) - 2,
2082 (int)(mqc->bp - mqc->start),
2083 (int)(mqc->end - mqc->start));
2084 if (p_manager_mutex) {
2085 opj_mutex_unlock(p_manager_mutex);
2087 } else if (mqc->end_of_byte_stream_counter > 2) {
2088 if (p_manager_mutex) {
2089 opj_mutex_lock(p_manager_mutex);
2091 opj_event_msg(p_manager, EVT_WARNING,
2092 "PTERM check failure: %d synthetized 0xFF markers read\n",
2093 mqc->end_of_byte_stream_counter);
2094 if (p_manager_mutex) {
2095 opj_mutex_unlock(p_manager_mutex);
2100 /* Restore original t1->data is needed */
2101 if (cblk->decoded_data) {
2102 t1->data = original_t1_data;
2112 opj_tcd_cblk_enc_t* cblk;
2113 opj_tcd_tile_t *tile;
2114 opj_tcd_band_t* band;
2115 opj_tcd_tilecomp_t* tilec;
2117 const OPJ_FLOAT64 * mct_norms;
2118 OPJ_UINT32 mct_numcomps;
2119 volatile OPJ_BOOL* pret;
2121 } opj_t1_cblk_encode_processing_job_t;
2123 /** Procedure to deal with a asynchronous code-block encoding job.
2125 * @param user_data Pointer to a opj_t1_cblk_encode_processing_job_t* structure
2126 * @param tls TLS handle.
2128 static void opj_t1_clbl_encode_processor(void* user_data, opj_tls_t* tls)
2130 opj_t1_cblk_encode_processing_job_t* job =
2131 (opj_t1_cblk_encode_processing_job_t*)user_data;
2132 opj_tcd_cblk_enc_t* cblk = job->cblk;
2133 const opj_tcd_band_t* band = job->band;
2134 const opj_tcd_tilecomp_t* tilec = job->tilec;
2135 const opj_tccp_t* tccp = job->tccp;
2136 const OPJ_UINT32 resno = job->resno;
2138 const OPJ_UINT32 tile_w = (OPJ_UINT32)(tilec->x1 - tilec->x0);
2140 OPJ_INT32* OPJ_RESTRICT tiledp;
2143 OPJ_UINT32 i, j, tileLineAdvance;
2144 OPJ_SIZE_T tileIndex = 0;
2146 OPJ_INT32 x = cblk->x0 - band->x0;
2147 OPJ_INT32 y = cblk->y0 - band->y0;
2149 if (!*(job->pret)) {
2154 t1 = (opj_t1_t*) opj_tls_get(tls, OPJ_TLS_KEY_T1);
2156 t1 = opj_t1_create(OPJ_TRUE); /* OPJ_TRUE == T1 for encoding */
2157 opj_tls_set(tls, OPJ_TLS_KEY_T1, t1, opj_t1_destroy_wrapper);
2160 if (band->bandno & 1) {
2161 opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1];
2162 x += pres->x1 - pres->x0;
2164 if (band->bandno & 2) {
2165 opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1];
2166 y += pres->y1 - pres->y0;
2169 if (!opj_t1_allocate_buffers(
2171 (OPJ_UINT32)(cblk->x1 - cblk->x0),
2172 (OPJ_UINT32)(cblk->y1 - cblk->y0))) {
2173 *(job->pret) = OPJ_FALSE;
2180 tileLineAdvance = tile_w - cblk_w;
2182 tiledp = &tilec->data[(OPJ_SIZE_T)y * tile_w + (OPJ_SIZE_T)x];
2184 t1->data_stride = tile_w;
2185 if (tccp->qmfbid == 1) {
2186 /* Do multiplication on unsigned type, even if the
2187 * underlying type is signed, to avoid potential
2188 * int overflow on large value (the output will be
2189 * incorrect in such situation, but whatever...)
2190 * This assumes complement-to-2 signed integer
2192 * Fixes https://github.com/uclouvain/openjpeg/issues/1053
2194 OPJ_UINT32* OPJ_RESTRICT tiledp_u = (OPJ_UINT32*) tiledp;
2195 for (j = 0; j < cblk_h; ++j) {
2196 for (i = 0; i < cblk_w; ++i) {
2197 tiledp_u[tileIndex] <<= T1_NMSEDEC_FRACBITS;
2200 tileIndex += tileLineAdvance;
2202 } else { /* if (tccp->qmfbid == 0) */
2203 for (j = 0; j < cblk_h; ++j) {
2204 for (i = 0; i < cblk_w; ++i) {
2205 OPJ_FLOAT32 tmp = ((OPJ_FLOAT32*)tiledp)[tileIndex];
2206 tiledp[tileIndex] = (OPJ_INT32)opj_lrintf((tmp / band->stepsize) *
2207 (1 << T1_NMSEDEC_FRACBITS));
2210 tileIndex += tileLineAdvance;
2215 OPJ_FLOAT64 cumwmsedec =
2221 tilec->numresolutions - 1 - resno,
2225 job->tile->numcomps,
2229 opj_mutex_lock(job->mutex);
2231 job->tile->distotile += cumwmsedec;
2233 opj_mutex_unlock(job->mutex);
2241 OPJ_BOOL opj_t1_encode_cblks(opj_tcd_t* tcd,
2242 opj_tcd_tile_t *tile,
2244 const OPJ_FLOAT64 * mct_norms,
2245 OPJ_UINT32 mct_numcomps
2248 volatile OPJ_BOOL ret = OPJ_TRUE;
2249 opj_thread_pool_t* tp = tcd->thread_pool;
2250 OPJ_UINT32 compno, resno, bandno, precno, cblkno;
2251 opj_mutex_t* mutex = opj_mutex_create();
2253 tile->distotile = 0; /* fixed_quality */
2255 for (compno = 0; compno < tile->numcomps; ++compno) {
2256 opj_tcd_tilecomp_t* tilec = &tile->comps[compno];
2257 opj_tccp_t* tccp = &tcp->tccps[compno];
2259 for (resno = 0; resno < tilec->numresolutions; ++resno) {
2260 opj_tcd_resolution_t *res = &tilec->resolutions[resno];
2262 for (bandno = 0; bandno < res->numbands; ++bandno) {
2263 opj_tcd_band_t* OPJ_RESTRICT band = &res->bands[bandno];
2265 /* Skip empty bands */
2266 if (opj_tcd_is_band_empty(band)) {
2269 for (precno = 0; precno < res->pw * res->ph; ++precno) {
2270 opj_tcd_precinct_t *prc = &band->precincts[precno];
2272 for (cblkno = 0; cblkno < prc->cw * prc->ch; ++cblkno) {
2273 opj_tcd_cblk_enc_t* cblk = &prc->cblks.enc[cblkno];
2275 opj_t1_cblk_encode_processing_job_t* job =
2276 (opj_t1_cblk_encode_processing_job_t*) opj_calloc(1,
2277 sizeof(opj_t1_cblk_encode_processing_job_t));
2282 job->compno = compno;
2289 job->mct_norms = mct_norms;
2290 job->mct_numcomps = mct_numcomps;
2293 opj_thread_pool_submit_job(tp, opj_t1_clbl_encode_processor, job);
2302 opj_thread_pool_wait_completion(tcd->thread_pool, 0);
2304 opj_mutex_destroy(mutex);
2310 /* Returns whether the pass (bpno, passtype) is terminated */
2311 static int opj_t1_enc_is_term_pass(opj_tcd_cblk_enc_t* cblk,
2314 OPJ_UINT32 passtype)
2316 /* Is it the last cleanup pass ? */
2317 if (passtype == 2 && bpno == 0) {
2321 if (cblksty & J2K_CCP_CBLKSTY_TERMALL) {
2325 if ((cblksty & J2K_CCP_CBLKSTY_LAZY)) {
2326 /* For bypass arithmetic bypass, terminate the 4th cleanup pass */
2327 if ((bpno == ((OPJ_INT32)cblk->numbps - 4)) && (passtype == 2)) {
2330 /* and beyond terminate all the magnitude refinement passes (in raw) */
2331 /* and cleanup passes (in MQC) */
2332 if ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype > 0)) {
2341 /** mod fixed_quality */
2342 static OPJ_FLOAT64 opj_t1_encode_cblk(opj_t1_t *t1,
2343 opj_tcd_cblk_enc_t* cblk,
2348 OPJ_FLOAT64 stepsize,
2350 OPJ_UINT32 numcomps,
2351 const OPJ_FLOAT64 * mct_norms,
2352 OPJ_UINT32 mct_numcomps)
2354 OPJ_FLOAT64 cumwmsedec = 0.0;
2356 opj_mqc_t *mqc = &(t1->mqc); /* MQC component */
2360 OPJ_UINT32 passtype;
2361 OPJ_INT32 nmsedec = 0;
2364 OPJ_BYTE type = T1_TYPE_MQ;
2365 OPJ_FLOAT64 tempwmsedec;
2368 printf("encode_cblk(x=%d,y=%d,x1=%d,y1=%d,orient=%d,compno=%d,level=%d\n",
2369 cblk->x0, cblk->y0, cblk->x1, cblk->y1, orient, compno, level);
2372 mqc->lut_ctxno_zc_orient = lut_ctxno_zc + (orient << 9);
2375 for (i = 0; i < t1->w; ++i) {
2376 for (j = 0; j < t1->h; ++j) {
2377 OPJ_INT32 tmp = abs(t1->data[i + j * t1->data_stride]);
2378 max = opj_int_max(max, tmp);
2382 cblk->numbps = max ? (OPJ_UINT32)((opj_int_floorlog2(max) + 1) -
2383 T1_NMSEDEC_FRACBITS) : 0;
2384 if (cblk->numbps == 0) {
2385 cblk->totalpasses = 0;
2389 bpno = (OPJ_INT32)(cblk->numbps - 1);
2392 opj_mqc_resetstates(mqc);
2393 opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46);
2394 opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3);
2395 opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4);
2396 opj_mqc_init_enc(mqc, cblk->data);
2398 for (passno = 0; bpno >= 0; ++passno) {
2399 opj_tcd_pass_t *pass = &cblk->passes[passno];
2400 type = ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype < 2) &&
2401 (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ;
2403 /* If the previous pass was terminating, we need to reset the encoder */
2404 if (passno > 0 && cblk->passes[passno - 1].term) {
2405 if (type == T1_TYPE_RAW) {
2406 opj_mqc_bypass_init_enc(mqc);
2408 opj_mqc_restart_init_enc(mqc);
2414 opj_t1_enc_sigpass(t1, bpno, &nmsedec, type, cblksty);
2417 opj_t1_enc_refpass(t1, bpno, &nmsedec, type);
2420 opj_t1_enc_clnpass(t1, bpno, &nmsedec, cblksty);
2421 /* code switch SEGMARK (i.e. SEGSYM) */
2422 if (cblksty & J2K_CCP_CBLKSTY_SEGSYM) {
2423 opj_mqc_segmark_enc(mqc);
2429 tempwmsedec = opj_t1_getwmsedec(nmsedec, compno, level, orient, bpno, qmfbid,
2430 stepsize, numcomps, mct_norms, mct_numcomps) ;
2431 cumwmsedec += tempwmsedec;
2432 pass->distortiondec = cumwmsedec;
2434 if (opj_t1_enc_is_term_pass(cblk, cblksty, bpno, passtype)) {
2435 /* If it is a terminated pass, terminate it */
2436 if (type == T1_TYPE_RAW) {
2437 opj_mqc_bypass_flush_enc(mqc, cblksty & J2K_CCP_CBLKSTY_PTERM);
2439 if (cblksty & J2K_CCP_CBLKSTY_PTERM) {
2440 opj_mqc_erterm_enc(mqc);
2446 pass->rate = opj_mqc_numbytes(mqc);
2448 /* Non terminated pass */
2449 OPJ_UINT32 rate_extra_bytes;
2450 if (type == T1_TYPE_RAW) {
2451 rate_extra_bytes = opj_mqc_bypass_get_extra_bytes(
2452 mqc, (cblksty & J2K_CCP_CBLKSTY_PTERM));
2454 rate_extra_bytes = 3;
2457 pass->rate = opj_mqc_numbytes(mqc) + rate_extra_bytes;
2460 if (++passtype == 3) {
2465 /* Code-switch "RESET" */
2466 if (cblksty & J2K_CCP_CBLKSTY_RESET) {
2467 opj_mqc_reset_enc(mqc);
2471 cblk->totalpasses = passno;
2473 if (cblk->totalpasses) {
2474 /* Make sure that pass rates are increasing */
2475 OPJ_UINT32 last_pass_rate = opj_mqc_numbytes(mqc);
2476 for (passno = cblk->totalpasses; passno > 0;) {
2477 opj_tcd_pass_t *pass = &cblk->passes[--passno];
2478 if (pass->rate > last_pass_rate) {
2479 pass->rate = last_pass_rate;
2481 last_pass_rate = pass->rate;
2486 for (passno = 0; passno < cblk->totalpasses; passno++) {
2487 opj_tcd_pass_t *pass = &cblk->passes[passno];
2489 /* Prevent generation of FF as last data byte of a pass*/
2490 /* For terminating passes, the flushing procedure ensured this already */
2491 assert(pass->rate > 0);
2492 if (cblk->data[pass->rate - 1] == 0xFF) {
2495 pass->len = pass->rate - (passno == 0 ? 0 : cblk->passes[passno - 1].rate);
2499 printf(" len=%d\n", (cblk->totalpasses) ? opj_mqc_numbytes(mqc) : 0);
2501 /* Check that there not 0xff >=0x90 sequences */
2502 if (cblk->totalpasses) {
2504 OPJ_UINT32 len = opj_mqc_numbytes(mqc);
2505 for (i = 1; i < len; ++i) {
2506 if (cblk->data[i - 1] == 0xff && cblk->data[i] >= 0x90) {
2507 printf("0xff %02x at offset %d\n", cblk->data[i], i - 1);