1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
|
/*
* common functions for Indeo Video Interactive codecs (Indeo4 and Indeo5)
*
* Copyright (c) 2009 Maxim Poliakovski
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file libavcodec/ivi_common.c
* This file contains functions and data shared by both Indeo4 and
* Indeo5 decoders.
*/
#define ALT_BITSTREAM_READER_LE
#include "avcodec.h"
#include "get_bits.h"
#include "ivi_common.h"
#include "libavutil/common.h"
#include "ivi_dsp.h"
extern const IVIHuffDesc ff_ivi_mb_huff_desc[8]; ///< static macroblock huffman tables
extern const IVIHuffDesc ff_ivi_blk_huff_desc[8]; ///< static block huffman tables
VLC ff_ivi_mb_vlc_tabs [8];
VLC ff_ivi_blk_vlc_tabs[8];
/**
* Reverses "nbits" bits of the value "val" and returns the result
* in the least significant bits.
*/
static uint16_t inv_bits(uint16_t val, int nbits)
{
uint16_t res;
if (nbits <= 8) {
res = av_reverse[val] >> (8-nbits);
} else
res = ((av_reverse[val & 0xFF] << 8) + (av_reverse[val >> 8])) >> (16-nbits);
return res;
}
int ff_ivi_create_huff_from_desc(const IVIHuffDesc *cb, VLC *vlc, int flag)
{
int pos, i, j, codes_per_row, prefix, not_last_row;
uint16_t codewords[256]; /* FIXME: move this temporal storage out? */
uint8_t bits[256];
pos = 0; /* current position = 0 */
for (i = 0; i < cb->num_rows; i++) {
codes_per_row = 1 << cb->xbits[i];
not_last_row = (i != cb->num_rows - 1);
prefix = ((1 << i) - 1) << (cb->xbits[i] + not_last_row);
for (j = 0; j < codes_per_row; j++) {
if (pos >= 256) /* Some Indeo5 codebooks can have more than 256 */
break; /* elements, but only 256 codes are allowed! */
bits[pos] = i + cb->xbits[i] + not_last_row;
if (bits[pos] > IVI_VLC_BITS)
return -1; /* invalid descriptor */
codewords[pos] = inv_bits((prefix | j), bits[pos]);
if (!bits[pos])
bits[pos] = 1;
pos++;
}//for j
}//for i
/* number of codewords = pos */
return init_vlc(vlc, IVI_VLC_BITS, pos, bits, 1, 1, codewords, 2, 2,
(flag ? INIT_VLC_USE_NEW_STATIC : 0) | INIT_VLC_LE);
}
void ff_ivi_init_static_vlc()
{
int i;
static VLC table_data[8192 * 16][2];
static int initialized_vlcs = 0;
if (initialized_vlcs)
return;
for (i = 0; i < 8; i++) {
ff_ivi_mb_vlc_tabs[i].table = table_data + i * 2 * 8192;
ff_ivi_mb_vlc_tabs[i].table_allocated = 8192;
ff_ivi_create_huff_from_desc(&ff_ivi_mb_huff_desc[i], &ff_ivi_mb_vlc_tabs[i], 1);
ff_ivi_blk_vlc_tabs[i].table = table_data + (i * 2 + 1) * 8192;
ff_ivi_blk_vlc_tabs[i].table_allocated = 8192;
ff_ivi_create_huff_from_desc(&ff_ivi_blk_huff_desc[i], &ff_ivi_blk_vlc_tabs[i], 1);
}
initialized_vlcs = 1;
}
int ff_ivi_dec_huff_desc(GetBitContext *gb, IVIHuffDesc *desc)
{
int tab_sel, i;
tab_sel = get_bits(gb, 3);
if (tab_sel == 7) {
/* custom huffman table (explicitly encoded) */
desc->num_rows = get_bits(gb, 4);
for (i = 0; i < desc->num_rows; i++)
desc->xbits[i] = get_bits(gb, 4);
}
return tab_sel;
}
int ff_ivi_huff_desc_cmp(const IVIHuffDesc *desc1, const IVIHuffDesc *desc2)
{
return desc1->num_rows != desc2->num_rows
|| memcmp(desc1->xbits, desc2->xbits, desc1->num_rows);
}
void ff_ivi_huff_desc_copy(IVIHuffDesc *dst, const IVIHuffDesc *src)
{
dst->num_rows = src->num_rows;
memcpy(dst->xbits, src->xbits, src->num_rows);
}
int av_cold ff_ivi_init_planes(IVIPlaneDesc *planes, const IVIPicConfig *cfg)
{
int p, b;
uint32_t b_width, b_height, align_fac, width_aligned, height_aligned, buf_size;
IVIBandDesc *band;
ff_ivi_free_buffers(planes);
/* fill in the descriptor of the luminance plane */
planes[0].width = cfg->pic_width;
planes[0].height = cfg->pic_height;
planes[0].num_bands = cfg->luma_bands;
/* fill in the descriptors of the chrominance planes */
planes[1].width = planes[2].width = (cfg->pic_width + 3) >> 2;
planes[1].height = planes[2].height = (cfg->pic_height + 3) >> 2;
planes[1].num_bands = planes[2].num_bands = cfg->chroma_bands;
for (p = 0; p < 3; p++) {
planes[p].bands = av_mallocz(planes[p].num_bands * sizeof(IVIBandDesc));
if (!planes[p].bands)
return AVERROR(ENOMEM);
/* select band dimensions: if there is only one band then it
* has the full size, if there are several bands each of them
* has only half size */
b_width = planes[p].num_bands == 1 ? planes[p].width : (planes[p].width + 1) >> 1;
b_height = planes[p].num_bands == 1 ? planes[p].height : (planes[p].height + 1) >> 1;
/* luma band buffers will be aligned on 16x16 (max macroblock size) */
/* chroma band buffers will be aligned on 8x8 (max macroblock size) */
align_fac = p ? 8 : 16;
width_aligned = FFALIGN(b_width , align_fac);
height_aligned = FFALIGN(b_height, align_fac);
buf_size = width_aligned * height_aligned * sizeof(int16_t);
for (b = 0; b < planes[p].num_bands; b++) {
band = &planes[p].bands[b]; /* select appropriate plane/band */
band->plane = p;
band->band_num = b;
band->width = b_width;
band->height = b_height;
band->pitch = width_aligned;
band->bufs[0] = av_malloc(buf_size);
band->bufs[1] = av_malloc(buf_size);
if (!band->bufs[0] || !band->bufs[1])
return AVERROR(ENOMEM);
/* allocate the 3rd band buffer for scalability mode */
if (cfg->luma_bands > 1) {
band->bufs[2] = av_malloc(buf_size);
if (!band->bufs[2])
return AVERROR(ENOMEM);
}
planes[p].bands[0].huff_desc.num_rows = 0; /* reset custom vlc */
}
}
return 0;
}
void av_cold ff_ivi_free_buffers(IVIPlaneDesc *planes)
{
int p, b, t;
for (p = 0; p < 3; p++) {
for (b = 0; b < planes[p].num_bands; b++) {
av_freep(&planes[p].bands[b].bufs[0]);
av_freep(&planes[p].bands[b].bufs[1]);
av_freep(&planes[p].bands[b].bufs[2]);
for (t = 0; t < planes[p].bands[b].num_tiles; t++)
av_freep(&planes[p].bands[b].tiles[t].mbs);
av_freep(&planes[p].bands[b].tiles);
}
av_freep(&planes[p].bands);
}
}
int av_cold ff_ivi_init_tiles(IVIPlaneDesc *planes, int tile_width, int tile_height)
{
int p, b, x, y, x_tiles, y_tiles, t_width, t_height;
IVIBandDesc *band;
IVITile *tile, *ref_tile;
for (p = 0; p < 3; p++) {
t_width = !p ? tile_width : (tile_width + 3) >> 2;
t_height = !p ? tile_height : (tile_height + 3) >> 2;
for (b = 0; b < planes[p].num_bands; b++) {
band = &planes[p].bands[b];
x_tiles = IVI_NUM_TILES(band->width, t_width);
y_tiles = IVI_NUM_TILES(band->height, t_height);
band->num_tiles = x_tiles * y_tiles;
av_freep(&band->tiles);
band->tiles = av_mallocz(band->num_tiles * sizeof(IVITile));
if (!band->tiles)
return AVERROR(ENOMEM);
tile = band->tiles;
/* use the first luma band as reference for motion vectors
* and quant */
ref_tile = planes[0].bands[0].tiles;
for (y = 0; y < band->height; y += t_height) {
for (x = 0; x < band->width; x += t_width) {
tile->xpos = x;
tile->ypos = y;
tile->width = FFMIN(band->width - x, t_width);
tile->height = FFMIN(band->height - y, t_height);
tile->is_empty = tile->data_size = 0;
/* calculate number of macroblocks */
tile->num_MBs = IVI_MBs_PER_TILE(tile->width, tile->height,
band->mb_size);
av_freep(&tile->mbs);
tile->mbs = av_malloc(tile->num_MBs * sizeof(IVIMbInfo));
if (!tile->mbs)
return AVERROR(ENOMEM);
tile->ref_mbs = 0;
if (p || b) {
tile->ref_mbs = ref_tile->mbs;
ref_tile++;
}
tile++;
}
}
}// for b
}// for p
return 0;
}
int ff_ivi_dec_tile_data_size(GetBitContext *gb)
{
int len;
len = 0;
if (get_bits1(gb)) {
len = get_bits(gb, 8);
if (len == 255)
len = get_bits_long(gb, 24);
}
/* align the bitstream reader on the byte boundary */
align_get_bits(gb);
return len;
}
int ff_ivi_decode_blocks(GetBitContext *gb, IVIBandDesc *band, IVITile *tile)
{
int mbn, blk, num_blocks, num_coeffs, blk_size, scan_pos, run, val,
pos, is_intra, mc_type, mv_x, mv_y, col_mask;
uint8_t col_flags[8];
int32_t prev_dc, trvec[64];
uint32_t cbp, sym, lo, hi, quant, buf_offs, q;
IVIMbInfo *mb;
RVMapDesc *rvmap = band->rv_map;
void (*mc_with_delta_func)(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type);
void (*mc_no_delta_func) (int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type);
const uint8_t *base_tab, *scale_tab;
prev_dc = 0; /* init intra prediction for the DC coefficient */
blk_size = band->blk_size;
col_mask = blk_size - 1; /* column mask for tracking non-zero coeffs */
num_blocks = (band->mb_size != blk_size) ? 4 : 1; /* number of blocks per mb */
num_coeffs = blk_size * blk_size;
if (blk_size == 8) {
mc_with_delta_func = ff_ivi_mc_8x8_delta;
mc_no_delta_func = ff_ivi_mc_8x8_no_delta;
} else {
mc_with_delta_func = ff_ivi_mc_4x4_delta;
mc_no_delta_func = ff_ivi_mc_4x4_no_delta;
}
for (mbn = 0, mb = tile->mbs; mbn < tile->num_MBs; mb++, mbn++) {
is_intra = !mb->type;
cbp = mb->cbp;
buf_offs = mb->buf_offs;
quant = av_clip(band->glob_quant + mb->q_delta, 0, 23);
base_tab = is_intra ? band->intra_base : band->inter_base;
scale_tab = is_intra ? band->intra_scale : band->inter_scale;
if (!is_intra) {
mv_x = mb->mv_x;
mv_y = mb->mv_y;
if (!band->is_halfpel) {
mc_type = 0; /* we have only fullpel vectors */
} else {
mc_type = ((mv_y & 1) << 1) | (mv_x & 1);
mv_x >>= 1;
mv_y >>= 1; /* convert halfpel vectors into fullpel ones */
}
}
for (blk = 0; blk < num_blocks; blk++) {
/* adjust block position in the buffer according to its number */
if (blk & 1) {
buf_offs += blk_size;
} else if (blk == 2) {
buf_offs -= blk_size;
buf_offs += blk_size * band->pitch;
}
if (cbp & 1) { /* block coded ? */
scan_pos = -1;
memset(trvec, 0, num_coeffs*sizeof(trvec[0])); /* zero transform vector */
memset(col_flags, 0, sizeof(col_flags)); /* zero column flags */
while (scan_pos <= num_coeffs) {
sym = get_vlc2(gb, band->blk_vlc->table, IVI_VLC_BITS, 1);
if (sym == rvmap->eob_sym)
break; /* End of block */
if (sym == rvmap->esc_sym) { /* Escape - run/val explicitly coded using 3 vlc codes */
run = get_vlc2(gb, band->blk_vlc->table, IVI_VLC_BITS, 1) + 1;
lo = get_vlc2(gb, band->blk_vlc->table, IVI_VLC_BITS, 1);
hi = get_vlc2(gb, band->blk_vlc->table, IVI_VLC_BITS, 1);
val = IVI_TOSIGNED((hi << 6) | lo); /* merge them and convert into signed val */
} else {
run = rvmap->runtab[sym];
val = rvmap->valtab[sym];
}
/* de-zigzag and dequantize */
scan_pos += run;
if (scan_pos >= num_coeffs)
break;
pos = band->scan[scan_pos];
if (IVI_DEBUG && !val)
av_log(NULL, AV_LOG_ERROR, "Val = 0 encountered!\n");
q = (base_tab[pos] * scale_tab[quant]) >> 8;
if (q > 1)
val = val * q + FFSIGN(val) * ((q >> 1) - (q & 1));
trvec[pos] = val;
col_flags[pos & col_mask] |= val; /* track columns containing non-zero coeffs */
}// while
if (scan_pos >= num_coeffs && sym != rvmap->eob_sym)
return -1; /* corrupt block data */
/* undoing DC coeff prediction for intra-blocks */
if (is_intra && band->is_2d_trans) {
prev_dc += trvec[0];
trvec[0] = prev_dc;
col_flags[0] |= !!prev_dc;
}
/* apply inverse transform */
band->inv_transform(trvec, band->buf + buf_offs,
band->pitch, col_flags);
/* apply motion compensation */
if (!is_intra)
mc_with_delta_func(band->buf + buf_offs,
band->ref_buf + buf_offs + mv_y * band->pitch + mv_x,
band->pitch, mc_type);
} else {
/* block not coded */
/* for intra blocks apply the dc slant transform */
/* for inter - perform the motion compensation without delta */
if (is_intra && band->dc_transform) {
band->dc_transform(&prev_dc, band->buf + buf_offs,
band->pitch, blk_size);
} else
mc_no_delta_func(band->buf + buf_offs,
band->ref_buf + buf_offs + mv_y * band->pitch + mv_x,
band->pitch, mc_type);
}
cbp >>= 1;
}// for blk
}// for mbn
align_get_bits(gb);
return 0;
}
void ff_ivi_process_empty_tile(AVCodecContext *avctx, IVIBandDesc *band,
IVITile *tile, int32_t mv_scale)
{
int x, y, need_mc, mbn, blk, num_blocks, mv_x, mv_y, mc_type;
int offs, mb_offset, row_offset;
IVIMbInfo *mb, *ref_mb;
const int16_t *src;
int16_t *dst;
void (*mc_no_delta_func)(int16_t *buf, const int16_t *ref_buf, uint32_t pitch,
int mc_type);
offs = tile->ypos * band->pitch + tile->xpos;
mb = tile->mbs;
ref_mb = tile->ref_mbs;
row_offset = band->mb_size * band->pitch;
need_mc = 0; /* reset the mc tracking flag */
for (y = tile->ypos; y < (tile->ypos + tile->height); y += band->mb_size) {
mb_offset = offs;
for (x = tile->xpos; x < (tile->xpos + tile->width); x += band->mb_size) {
mb->xpos = x;
mb->ypos = y;
mb->buf_offs = mb_offset;
mb->type = 1; /* set the macroblocks type = INTER */
mb->cbp = 0; /* all blocks are empty */
if (!band->qdelta_present && !band->plane && !band->band_num) {
mb->q_delta = band->glob_quant;
mb->mv_x = 0;
mb->mv_y = 0;
}
if (band->inherit_qdelta && ref_mb)
mb->q_delta = ref_mb->q_delta;
if (band->inherit_mv) {
/* motion vector inheritance */
if (mv_scale) {
mb->mv_x = ivi_scale_mv(ref_mb->mv_x, mv_scale);
mb->mv_y = ivi_scale_mv(ref_mb->mv_y, mv_scale);
} else {
mb->mv_x = ref_mb->mv_x;
mb->mv_y = ref_mb->mv_y;
}
need_mc |= mb->mv_x || mb->mv_y; /* tracking non-zero motion vectors */
}
mb++;
if (ref_mb)
ref_mb++;
mb_offset += band->mb_size;
} // for x
offs += row_offset;
} // for y
if (band->inherit_mv && need_mc) { /* apply motion compensation if there is at least one non-zero motion vector */
num_blocks = (band->mb_size != band->blk_size) ? 4 : 1; /* number of blocks per mb */
mc_no_delta_func = (band->blk_size == 8) ? ff_ivi_mc_8x8_no_delta
: ff_ivi_mc_4x4_no_delta;
for (mbn = 0, mb = tile->mbs; mbn < tile->num_MBs; mb++, mbn++) {
mv_x = mb->mv_x;
mv_y = mb->mv_y;
if (!band->is_halfpel) {
mc_type = 0; /* we have only fullpel vectors */
} else {
mc_type = ((mv_y & 1) << 1) | (mv_x & 1);
mv_x >>= 1;
mv_y >>= 1; /* convert halfpel vectors into fullpel ones */
}
for (blk = 0; blk < num_blocks; blk++) {
/* adjust block position in the buffer according with its number */
offs = mb->buf_offs + band->blk_size * ((blk & 1) + !!(blk & 2) * band->pitch);
mc_no_delta_func(band->buf + offs,
band->ref_buf + offs + mv_y * band->pitch + mv_x,
band->pitch, mc_type);
}
}
} else {
/* copy data from the reference tile into the current one */
src = band->ref_buf + tile->ypos * band->pitch + tile->xpos;
dst = band->buf + tile->ypos * band->pitch + tile->xpos;
for (y = 0; y < tile->height; y++) {
memcpy(dst, src, tile->width*sizeof(band->buf[0]));
src += band->pitch;
dst += band->pitch;
}
}
}
#if IVI_DEBUG
uint16_t ivi_calc_band_checksum (IVIBandDesc *band)
{
int x, y;
int16_t *src, checksum;
src = band->buf;
checksum = 0;
for (y = 0; y < band->height; src += band->pitch, y++)
for (x = 0; x < band->width; x++)
checksum += src[x];
return checksum;
}
int ivi_check_band (IVIBandDesc *band, const uint8_t *ref, int pitch)
{
int x, y, result;
uint8_t t1, t2;
int16_t *src;
src = band->buf;
result = 0;
for (y = 0; y < band->height; src += band->pitch, y++) {
for (x = 0; x < band->width; x++) {
t1 = av_clip(src[x] + 128, 0, 255);
t2 = ref[x];
if (t1 != t2) {
av_log(NULL, AV_LOG_ERROR, "Data mismatch: row %d, column %d\n",
y / band->blk_size, x / band->blk_size);
result = -1;
}
}
ref += pitch;
}
return result;
}
#endif
void ff_ivi_output_plane(IVIPlaneDesc *plane, uint8_t *dst, int dst_pitch)
{
int x, y;
const int16_t *src = plane->bands[0].buf;
uint32_t pitch = plane->bands[0].pitch;
for (y = 0; y < plane->height; y++) {
for (x = 0; x < plane->width; x++)
dst[x] = av_clip_uint8(src[x] + 128);
src += pitch;
dst += dst_pitch;
}
}
/**
* These are 2x8 predefined Huffman codebooks for coding macroblock/block
* signals. They are specified using "huffman descriptors" in order to
* avoid huge static tables. The decoding tables will be generated at
* startup from these descriptors.
*/
const IVIHuffDesc ff_ivi_mb_huff_desc[8] = {
{8, {0, 4, 5, 4, 4, 4, 6, 6}},
{12, {0, 2, 2, 3, 3, 3, 3, 5, 3, 2, 2, 2}},
{12, {0, 2, 3, 4, 3, 3, 3, 3, 4, 3, 2, 2}},
{12, {0, 3, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2}},
{13, {0, 4, 4, 3, 3, 3, 3, 2, 3, 3, 2, 1, 1}},
{9, {0, 4, 4, 4, 4, 3, 3, 3, 2}},
{10, {0, 4, 4, 4, 4, 3, 3, 2, 2, 2}},
{12, {0, 4, 4, 4, 3, 3, 2, 3, 2, 2, 2, 2}}
};
const IVIHuffDesc ff_ivi_blk_huff_desc[8] = {
{10, {1, 2, 3, 4, 4, 7, 5, 5, 4, 1}},
{11, {2, 3, 4, 4, 4, 7, 5, 4, 3, 3, 2}},
{12, {2, 4, 5, 5, 5, 5, 6, 4, 4, 3, 1, 1}},
{13, {3, 3, 4, 4, 5, 6, 6, 4, 4, 3, 2, 1, 1}},
{11, {3, 4, 4, 5, 5, 5, 6, 5, 4, 2, 2}},
{13, {3, 4, 5, 5, 5, 5, 6, 4, 3, 3, 2, 1, 1}},
{13, {3, 4, 5, 5, 5, 6, 5, 4, 3, 3, 2, 1, 1}},
{9, {3, 4, 4, 5, 5, 5, 6, 5, 5}}
};
/**
* Run-value (RLE) tables.
*/
const RVMapDesc ff_ivi_rvmap_tabs[9] = {
{ /* MapTab0 */
5, /* eob_sym */
2, /* esc_sym */
/* run table */
{1, 1, 0, 1, 1, 0, 1, 1, 2, 2, 1, 1, 1, 1, 3, 3,
1, 1, 2, 2, 1, 1, 4, 4, 1, 1, 1, 1, 2, 2, 5, 5,
1, 1, 3, 3, 1, 1, 6, 6, 1, 2, 1, 2, 7, 7, 1, 1,
8, 8, 1, 1, 4, 2, 1, 4, 2, 1, 3, 3, 1, 1, 1, 9,
9, 1, 2, 1, 2, 1, 5, 5, 1, 1, 10, 10, 1, 1, 3, 3,
2, 2, 1, 1, 11, 11, 6, 4, 4, 1, 6, 1, 2, 1, 2, 12,
8, 1, 12, 7, 8, 7, 1, 16, 1, 16, 1, 3, 3, 13, 1, 13,
2, 2, 1, 15, 1, 5, 14, 15, 1, 5, 14, 1, 17, 8, 17, 8,
1, 4, 4, 2, 2, 1, 25, 25, 24, 24, 1, 3, 1, 3, 1, 8,
6, 7, 6, 1, 18, 8, 18, 1, 7, 23, 2, 2, 23, 1, 1, 21,
22, 9, 9, 22, 19, 1, 21, 5, 19, 5, 1, 33, 20, 33, 20, 8,
4, 4, 1, 32, 2, 2, 8, 3, 32, 26, 3, 1, 7, 7, 26, 6,
1, 6, 1, 1, 16, 1, 10, 1, 10, 2, 16, 29, 28, 2, 29, 28,
1, 27, 5, 8, 5, 27, 1, 8, 3, 7, 3, 31, 41, 31, 1, 41,
6, 1, 6, 7, 4, 4, 1, 1, 2, 1, 2, 11, 34, 30, 11, 1,
30, 15, 15, 34, 36, 40, 36, 40, 35, 35, 37, 37, 39, 39, 38, 38},
/* value table */
{ 1, -1, 0, 2, -2, 0, 3, -3, 1, -1, 4, -4, 5, -5, 1, -1,
6, -6, 2, -2, 7, -7, 1, -1, 8, -8, 9, -9, 3, -3, 1, -1,
10, -10, 2, -2, 11, -11, 1, -1, 12, 4, -12, -4, 1, -1, 13, -13,
1, -1, 14, -14, 2, 5, 15, -2, -5, -15, -3, 3, 16, -16, 17, 1,
-1, -17, 6, 18, -6, -18, 2, -2, 19, -19, 1, -1, 20, -20, 4, -4,
7, -7, 21, -21, 1, -1, 2, 3, -3, 22, -2, -22, 8, 23, -8, 1,
2, -23, -1, 2, -2, -2, 24, 1, -24, -1, 25, 5, -5, 1, -25, -1,
9, -9, 26, 1, -26, 3, 1, -1, 27, -3, -1, -27, 1, 3, -1, -3,
28, -4, 4, 10, -10, -28, 1, -1, 1, -1, 29, 6, -29, -6, 30, -4,
3, 3, -3, -30, 1, 4, -1, 31, -3, 1, 11, -11, -1, -31, 32, -1,
-1, 2, -2, 1, 1, -32, 1, 4, -1, -4, 33, -1, 1, 1, -1, 5,
5, -5, -33, -1, -12, 12, -5, -7, 1, 1, 7, 34, 4, -4, -1, 4,
-34, -4, 35, 36, -2, -35, -2, -36, 2, 13, 2, -1, 1, -13, 1, -1,
37, 1, -5, 6, 5, -1, 38, -6, -8, 5, 8, -1, 1, 1, -37, -1,
5, 39, -5, -5, 6, -6, -38, -39, -14, 40, 14, 2, 1, 1, -2, -40,
-1, -2, 2, -1, -1, -1, 1, 1, 1, -1, 1, -1, 1, -1, 1, -1}
},{
/* MapTab1 */
0, /* eob_sym */
38, /* esc_sym */
/* run table */
{0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 8, 6, 8, 7,
7, 9, 9, 10, 10, 11, 11, 1, 12, 1, 12, 13, 13, 16, 14, 16,
14, 15, 15, 17, 17, 18, 0, 18, 19, 20, 21, 19, 22, 21, 20, 22,
25, 24, 2, 25, 24, 23, 23, 2, 26, 28, 26, 28, 29, 27, 29, 27,
33, 33, 1, 32, 1, 3, 32, 30, 36, 3, 36, 30, 31, 31, 35, 34,
37, 41, 34, 35, 37, 4, 41, 4, 49, 8, 8, 49, 40, 38, 5, 38,
40, 39, 5, 39, 42, 43, 42, 7, 57, 6, 43, 44, 6, 50, 7, 44,
57, 48, 50, 48, 45, 45, 46, 47, 51, 46, 47, 58, 1, 51, 58, 1,
52, 59, 53, 9, 52, 55, 55, 59, 53, 56, 54, 56, 54, 9, 64, 64,
60, 63, 60, 63, 61, 62, 61, 62, 2, 10, 2, 10, 11, 1, 11, 13,
12, 1, 12, 13, 16, 16, 8, 8, 14, 3, 3, 15, 14, 15, 4, 4,
1, 17, 17, 5, 1, 7, 7, 5, 6, 1, 2, 2, 6, 22, 1, 25,
21, 22, 8, 24, 1, 21, 25, 24, 8, 18, 18, 23, 9, 20, 23, 33,
29, 33, 20, 1, 19, 1, 29, 36, 9, 36, 19, 41, 28, 57, 32, 3,
28, 3, 1, 27, 49, 49, 1, 32, 26, 26, 2, 4, 4, 7, 57, 41,
2, 7, 10, 5, 37, 16, 10, 27, 8, 8, 13, 16, 37, 13, 1, 5},
/* value table */
{0, 1, -1, 1, -1, 1, -1, 1, -1, 1, -1, 1, 1, -1, -1, 1,
-1, 1, -1, 1, -1, 1, -1, 2, 1, -2, -1, 1, -1, 1, 1, -1,
-1, 1, -1, 1, -1, 1, 0, -1, 1, 1, 1, -1, 1, -1, -1, -1,
1, 1, 2, -1, -1, 1, -1, -2, 1, 1, -1, -1, 1, 1, -1, -1,
1, -1, 3, 1, -3, 2, -1, 1, 1, -2, -1, -1, -1, 1, 1, 1,
1, 1, -1, -1, -1, 2, -1, -2, 1, 2, -2, -1, 1, 1, 2, -1,
-1, 1, -2, -1, 1, 1, -1, 2, 1, 2, -1, 1, -2, -1, -2, -1,
-1, 1, 1, -1, 1, -1, 1, 1, 1, -1, -1, 1, 4, -1, -1, -4,
1, 1, 1, 2, -1, -1, 1, -1, -1, 1, -1, -1, 1, -2, 1, -1,
1, 1, -1, -1, 1, 1, -1, -1, 3, 2, -3, -2, 2, 5, -2, 2,
2, -5, -2, -2, -2, 2, -3, 3, 2, 3, -3, 2, -2, -2, 3, -3,
6, 2, -2, 3, -6, 3, -3, -3, 3, 7, -4, 4, -3, 2, -7, 2,
2, -2, -4, 2, 8, -2, -2, -2, 4, 2, -2, 2, 3, 2, -2, -2,
2, 2, -2, -8, -2, 9, -2, 2, -3, -2, 2, -2, 2, 2, 2, 4,
-2, -4, 10, 2, 2, -2, -9, -2, 2, -2, 5, 4, -4, 4, -2, 2,
-5, -4, -3, 4, 2, -3, 3, -2, -5, 5, 3, 3, -2, -3, -10, -4}
},{
/* MapTab2 */
2, /* eob_sym */
11, /* esc_sym */
/* run table */
{1, 1, 0, 2, 2, 1, 1, 3, 3, 4, 4, 0, 1, 1, 5, 5,
2, 2, 6, 6, 7, 7, 1, 8, 1, 8, 3, 3, 9, 9, 1, 2,
2, 1, 4, 10, 4, 10, 11, 11, 1, 5, 12, 12, 1, 5, 13, 13,
3, 3, 6, 6, 2, 2, 14, 14, 16, 16, 15, 7, 15, 8, 8, 7,
1, 1, 17, 17, 4, 4, 1, 1, 18, 18, 2, 2, 5, 5, 25, 3,
9, 3, 25, 9, 19, 24, 19, 24, 1, 21, 20, 1, 21, 22, 20, 22,
23, 23, 8, 6, 33, 6, 8, 33, 7, 7, 26, 26, 1, 32, 1, 32,
28, 4, 28, 10, 29, 27, 27, 10, 41, 4, 29, 2, 2, 41, 36, 31,
49, 31, 34, 30, 34, 36, 30, 35, 1, 49, 11, 5, 35, 11, 1, 3,
3, 5, 37, 37, 8, 40, 8, 40, 12, 12, 42, 42, 1, 38, 16, 57,
1, 6, 16, 39, 38, 6, 7, 7, 13, 13, 39, 43, 2, 43, 57, 2,
50, 9, 44, 9, 50, 4, 15, 48, 44, 4, 1, 15, 48, 14, 14, 1,
45, 45, 8, 3, 5, 8, 51, 47, 3, 46, 46, 47, 5, 51, 1, 17,
17, 58, 1, 58, 2, 52, 52, 2, 53, 7, 59, 6, 6, 56, 53, 55,
7, 55, 1, 54, 59, 56, 54, 10, 1, 10, 4, 60, 1, 60, 8, 4,
8, 64, 64, 61, 1, 63, 3, 63, 62, 61, 5, 11, 5, 3, 11, 62},
/* value table */
{ 1, -1, 0, 1, -1, 2, -2, 1, -1, 1, -1, 0, 3, -3, 1, -1,
2, -2, 1, -1, 1, -1, 4, 1, -4, -1, 2, -2, 1, -1, 5, 3,
-3, -5, 2, 1, -2, -1, 1, -1, 6, 2, 1, -1, -6, -2, 1, -1,
3, -3, 2, -2, 4, -4, 1, -1, 1, -1, 1, 2, -1, 2, -2, -2,
7, -7, 1, -1, 3, -3, 8, -8, 1, -1, 5, -5, 3, -3, 1, 4,
2, -4, -1, -2, 1, 1, -1, -1, 9, 1, 1, -9, -1, 1, -1, -1,
1, -1, 3, -3, 1, 3, -3, -1, 3, -3, 1, -1, 10, 1, -10, -1,
1, 4, -1, 2, 1, -1, 1, -2, 1, -4, -1, 6, -6, -1, 1, 1,
1, -1, 1, 1, -1, -1, -1, 1, 11, -1, -2, 4, -1, 2, -11, 5,
-5, -4, -1, 1, 4, 1, -4, -1, -2, 2, 1, -1, 12, 1, -2, 1,
-12, 4, 2, 1, -1, -4, 4, -4, 2, -2, -1, 1, 7, -1, -1, -7,
-1, -3, 1, 3, 1, 5, 2, 1, -1, -5, 13, -2, -1, 2, -2, -13,
1, -1, 5, 6, 5, -5, 1, 1, -6, 1, -1, -1, -5, -1, 14, 2,
-2, 1, -14, -1, 8, 1, -1, -8, 1, 5, 1, 5, -5, 1, -1, 1,
-5, -1, 15, 1, -1, -1, -1, 3, -15, -3, 6, 1, 16, -1, 6, -6,
-6, 1, -1, 1, -16, 1, 7, -1, 1, -1, -6, -3, 6, -7, 3, -1}
},{
/* MapTab3 */
0, /* eob_sym */
35, /* esc_sym */
/* run table */
{0, 1, 1, 2, 2, 3, 3, 4, 4, 1, 1, 5, 5, 6, 6, 7,
7, 8, 8, 9, 9, 2, 2, 10, 10, 1, 1, 11, 11, 12, 12, 3,
3, 13, 13, 0, 14, 14, 16, 15, 16, 15, 4, 4, 17, 1, 17, 1,
5, 5, 18, 18, 2, 2, 6, 6, 8, 19, 7, 8, 7, 19, 20, 20,
21, 21, 22, 24, 22, 24, 23, 23, 1, 1, 25, 25, 3, 3, 26, 26,
9, 9, 27, 27, 28, 28, 33, 29, 4, 33, 29, 1, 4, 1, 32, 32,
2, 2, 31, 10, 30, 10, 30, 31, 34, 34, 5, 5, 36, 36, 35, 41,
35, 11, 41, 11, 37, 1, 8, 8, 37, 6, 1, 6, 40, 7, 7, 40,
12, 38, 12, 39, 39, 38, 49, 13, 49, 13, 3, 42, 3, 42, 16, 16,
43, 43, 14, 14, 1, 1, 44, 15, 44, 15, 2, 2, 57, 48, 50, 48,
57, 50, 4, 45, 45, 4, 46, 47, 47, 46, 1, 51, 1, 17, 17, 51,
8, 9, 9, 5, 58, 8, 58, 5, 52, 52, 55, 56, 53, 56, 55, 59,
59, 53, 54, 1, 6, 54, 7, 7, 6, 1, 2, 3, 2, 3, 64, 60,
60, 10, 10, 64, 61, 62, 61, 63, 1, 63, 62, 1, 18, 24, 18, 4,
25, 4, 8, 21, 21, 1, 24, 22, 25, 22, 8, 11, 19, 11, 23, 1,
20, 23, 19, 20, 5, 12, 5, 1, 16, 2, 12, 13, 2, 13, 1, 16},
/* value table */
{ 0, 1, -1, 1, -1, 1, -1, 1, -1, 2, -2, 1, -1, 1, -1, 1,
-1, 1, -1, 1, -1, 2, -2, 1, -1, 3, -3, 1, -1, 1, -1, 2,
-2, 1, -1, 0, 1, -1, 1, 1, -1, -1, 2, -2, 1, 4, -1, -4,
2, -2, 1, -1, -3, 3, 2, -2, 2, 1, 2, -2, -2, -1, 1, -1,
1, -1, 1, 1, -1, -1, 1, -1, 5, -5, 1, -1, 3, -3, 1, -1,
2, -2, 1, -1, 1, -1, 1, 1, 3, -1, -1, 6, -3, -6, -1, 1,
4, -4, 1, 2, 1, -2, -1, -1, 1, -1, 3, -3, 1, -1, 1, 1,
-1, 2, -1, -2, 1, 7, -3, 3, -1, 3, -7, -3, 1, -3, 3, -1,
2, 1, -2, 1, -1, -1, 1, 2, -1, -2, -4, -1, 4, 1, 2, -2,
1, -1, -2, 2, 8, -8, -1, 2, 1, -2, -5, 5, 1, -1, -1, 1,
-1, 1, 4, -1, 1, -4, -1, -1, 1, 1, 9, 1, -9, 2, -2, -1,
-4, 3, -3, -4, -1, 4, 1, 4, 1, -1, 1, -1, 1, 1, -1, 1,
-1, -1, -1, 10, 4, 1, 4, -4, -4, -10, 6, 5, -6, -5, 1, -1,
1, 3, -3, -1, 1, -1, -1, -1, 11, 1, 1, -11, -2, -2, 2, 5,
-2, -5, -5, 2, -2, 12, 2, -2, 2, 2, 5, -3, -2, 3, -2, -12,
-2, 2, 2, 2, -5, 3, 5, 13, -3, 7, -3, -3, -7, 3, -13, 3}
},{
/* MapTab4 */
0, /* eob_sym */
34, /* esc_sym */
/* run table */
{0, 1, 1, 1, 2, 2, 1, 3, 3, 1, 1, 1, 4, 4, 1, 5,
2, 1, 5, 2, 1, 1, 6, 6, 1, 1, 1, 1, 1, 7, 3, 1,
2, 3, 0, 1, 2, 7, 1, 1, 1, 8, 1, 1, 8, 1, 1, 1,
9, 1, 9, 1, 2, 1, 1, 2, 1, 1, 10, 4, 1, 10, 1, 4,
1, 1, 1, 1, 1, 3, 1, 1, 1, 3, 2, 1, 5, 1, 1, 1,
2, 5, 1, 11, 1, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
2, 1, 6, 1, 6, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 12,
3, 1, 12, 1, 1, 1, 2, 1, 1, 3, 1, 1, 1, 1, 1, 1,
4, 1, 1, 1, 2, 1, 1, 4, 1, 1, 1, 1, 1, 1, 2, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 2, 1, 1, 5,
1, 1, 1, 1, 1, 7, 1, 7, 1, 1, 2, 3, 1, 1, 1, 1,
5, 1, 1, 1, 1, 1, 1, 2, 13, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 13, 2, 1, 1, 4, 1, 1, 1,
3, 1, 6, 1, 1, 1, 14, 1, 1, 1, 1, 1, 14, 6, 1, 1,
1, 1, 15, 2, 4, 1, 2, 3, 15, 1, 1, 1, 8, 1, 1, 8,
1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1},
/* value table */
{ 0, 1, -1, 2, 1, -1, -2, 1, -1, 3, -3, 4, 1, -1, -4, 1,
2, 5, -1, -2, -5, 6, 1, -1, -6, 7, -7, 8, -8, 1, 2, 9,
3, -2, 0, -9, -3, -1, 10, -10, 11, 1, -11, 12, -1, -12, 13, -13,
1, 14, -1, -14, 4, 15, -15, -4, 16, -16, 1, 2, 17, -1, -17, -2,
18, -18, 19, -19, 20, 3, -20, 21, -21, -3, 5, 22, 2, -22, -23, 23,
-5, -2, 24, 1, -24, -1, 25, -25, 26, -26, -27, 27, 28, 29, -28, -29,
6, 30, 2, -31, -2, -30, 31, -6, -32, 32, 33, -33, 34, -35, -34, 1,
4, -36, -1, 35, 37, 36, 7, -37, 38, -4, -38, 39, 41, 40, -40, -39,
3, 42, -43, -41, -7, -42, 43, -3, 44, -44, 45, -45, 46, 47, 8, -47,
-48, -46, 50, -50, 48, 49, 51, -49, 52, -52, 5, -51, -8, -53, 53, 3,
-56, 56, 55, 54, -54, 2, 60, -2, -55, 58, 9, -5, 59, 57, -57, -63,
-3, -58, -60, -61, 61, -59, -62, -9, 1, 64, 62, 69, -64, 63, 65, -67,
-68, 66, -65, 68, -66, -69, 67, -70, -1, 10, 71, -71, 4, 73, 72, 70,
6, -76, -3, 74, -78, -74, 1, 78, 80, -72, -75, 76, -1, 3, -73, 79,
75, 77, 1, 11, -4, -79, -10, -6, -1, -77, -83, -80, 2, 81, -84, -2,
83, -81, 82, -82, 84, -87, -86, 85, -11, -85, 86, -89, 87, -88, 88, 89}
},{
/* MapTab5 */
2, /* eob_sym */
33, /* esc_sym */
/* run table */
{1, 1, 0, 2, 1, 2, 1, 3, 3, 1, 1, 4, 4, 2, 2, 1,
1, 5, 5, 6, 1, 6, 1, 7, 7, 3, 3, 2, 8, 2, 8, 1,
1, 0, 9, 9, 1, 1, 10, 4, 10, 4, 11, 11, 2, 1, 2, 1,
12, 12, 3, 3, 1, 1, 13, 5, 5, 13, 14, 1, 1, 14, 2, 2,
6, 6, 15, 1, 1, 15, 16, 4, 7, 16, 4, 7, 1, 1, 3, 3,
8, 8, 2, 2, 1, 1, 17, 17, 1, 1, 18, 18, 5, 5, 2, 2,
1, 1, 9, 19, 9, 19, 20, 3, 3, 20, 1, 10, 21, 1, 10, 4,
4, 21, 22, 6, 6, 22, 1, 1, 23, 24, 2, 2, 23, 24, 11, 1,
1, 11, 7, 25, 7, 1, 1, 25, 8, 8, 3, 26, 3, 1, 12, 2,
2, 26, 1, 12, 5, 5, 27, 4, 1, 4, 1, 27, 28, 1, 28, 13,
1, 13, 2, 29, 2, 1, 32, 6, 1, 30, 14, 29, 14, 6, 3, 31,
3, 1, 30, 1, 32, 31, 33, 9, 33, 1, 1, 7, 9, 7, 2, 2,
1, 1, 4, 36, 34, 4, 5, 10, 10, 5, 34, 1, 1, 35, 8, 8,
36, 3, 35, 1, 15, 3, 2, 1, 16, 15, 16, 2, 37, 1, 37, 1,
1, 1, 6, 6, 38, 1, 38, 11, 1, 39, 39, 40, 11, 2, 41, 4,
40, 1, 2, 4, 1, 1, 1, 41, 3, 1, 3, 1, 5, 7, 5, 7},
/* value table */
{ 1, -1, 0, 1, 2, -1, -2, 1, -1, 3, -3, 1, -1, 2, -2, 4,
-4, 1, -1, 1, 5, -1, -5, 1, -1, 2, -2, 3, 1, -3, -1, 6,
-6, 0, 1, -1, 7, -7, 1, 2, -1, -2, 1, -1, 4, 8, -4, -8,
1, -1, 3, -3, 9, -9, 1, 2, -2, -1, 1, 10, -10, -1, 5, -5,
2, -2, 1, 11, -11, -1, 1, 3, 2, -1, -3, -2, 12, -12, 4, -4,
2, -2, -6, 6, 13, -13, 1, -1, 14, -14, 1, -1, 3, -3, 7, -7,
15, -15, 2, 1, -2, -1, 1, 5, -5, -1, -16, 2, 1, 16, -2, 4,
-4, -1, 1, 3, -3, -1, 17, -17, 1, 1, -8, 8, -1, -1, 2, 18,
-18, -2, 3, 1, -3, 19, -19, -1, 3, -3, 6, 1, -6, 20, 2, 9,
-9, -1, -20, -2, 4, -4, 1, -5, 21, 5, -21, -1, 1, -22, -1, 2,
22, -2, 10, 1, -10, 23, 1, 4, -23, 1, 2, -1, -2, -4, -7, 1,
7, -24, -1, 24, -1, -1, 1, 3, -1, -25, 25, 4, -3, -4, 11, -11,
26, -26, 6, 1, 1, -6, -5, -3, 3, 5, -1, -27, 27, 1, 4, -4,
-1, -8, -1, 28, 2, 8, -12, -28, -2, -2, 2, 12, -1, 29, 1, -29,
30, -30, 5, -5, 1, -31, -1, 3, 31, -1, 1, 1, -3, -13, 1, -7,
-1, -32, 13, 7, 32, 33, -33, -1, -9, -34, 9, 34, -6, 5, 6, -5}
},{
/* MapTab6 */
2, /* eob_sym */
13, /* esc_sym */
/* run table */
{1, 1, 0, 1, 1, 2, 2, 1, 1, 3, 3, 1, 1, 0, 2, 2,
4, 1, 4, 1, 1, 1, 5, 5, 1, 1, 6, 6, 2, 2, 1, 1,
3, 3, 7, 7, 1, 1, 8, 8, 1, 1, 2, 2, 1, 9, 1, 9,
4, 4, 10, 1, 1, 10, 1, 1, 11, 11, 3, 3, 1, 2, 1, 2,
1, 1, 12, 12, 5, 5, 1, 1, 13, 1, 1, 13, 2, 2, 1, 1,
6, 6, 1, 1, 4, 14, 4, 14, 3, 1, 3, 1, 1, 1, 15, 7,
15, 2, 2, 7, 1, 1, 1, 8, 1, 8, 16, 16, 1, 1, 1, 1,
2, 1, 1, 2, 1, 1, 3, 5, 5, 3, 4, 1, 1, 4, 1, 1,
17, 17, 9, 1, 1, 9, 2, 2, 1, 1, 10, 10, 1, 6, 1, 1,
6, 18, 1, 1, 18, 1, 1, 1, 2, 2, 3, 1, 3, 1, 1, 1,
4, 1, 19, 1, 19, 7, 1, 1, 20, 1, 4, 20, 1, 7, 11, 2,
1, 11, 21, 2, 8, 5, 1, 8, 1, 5, 21, 1, 1, 1, 22, 1,
1, 22, 1, 1, 3, 3, 1, 23, 2, 12, 24, 1, 1, 2, 1, 1,
12, 23, 1, 1, 24, 1, 1, 1, 4, 1, 1, 1, 2, 1, 6, 6,
4, 2, 1, 1, 1, 1, 1, 1, 1, 14, 13, 3, 1, 25, 9, 25,
14, 1, 9, 3, 13, 1, 1, 1, 1, 1, 10, 1, 1, 2, 10, 2},
/* value table */
{-20, -1, 0, 2, -2, 1, -1, 3, -3, 1, -1, 4, -4, 0, 2, -2,
1, 5, -1, -5, 6, -6, 1, -1, 7, -7, 1, -1, 3, -3, 8, -8,
2, -2, 1, -1, 9, -9, 1, -1, 10, -10, 4, -4, 11, 1, -11, -1,
2, -2, 1, 12, -12, -1, 13, -13, 1, -1, 3, -3, 14, 5, -14, -5,
-15, 15, -1, 1, 2, -2, 16, -16, 1, 17, -17, -1, 6, -6, 18, -18,
2, -2, -19, 19, -3, 1, 3, -1, 4, 20, -4, 1, -21, 21, 1, 2,
-1, -7, 7, -2, 22, -22, 23, 2, -23, -2, 1, -1, -24, 24, -25, 25,
-8, -26, 26, 8, -27, 27, 5, 3, -3, -5, -4, 28, -28, 4, 29, -29,
1, -1, -2, -30, 30, 2, 9, -9, -31, 31, 2, -2, -32, 3, 32, -33,
-3, 1, 33, -34, -1, 34, -35, 35, -10, 10, -6, 36, 6, -36, 37, -37,
-5, 38, 1, -38, -1, 3, 39, -39, -1, 40, 5, 1, -40, -3, 2, -11,
-41, -2, 1, 11, -3, -4, 41, 3, 42, 4, -1, -43, -42, 43, 1, -44,
45, -1, 44, -45, -7, 7, -46, 1, -12, 2, 1, -47, 46, 12, 47, 48,
-2, -1, -48, 49, -1, -50, -49, 50, -6, -51, 51, 52, -13, 53, -4, 4,
6, 13, -53, -52, -54, 55, 54, -55, -56, -2, 2, -8, 56, 1, -3, -1,
2, 58, 3, 8, -2, 57, -58, -60, -59, -57, -3, 60, 59, -14, 3, 14}
},{
/* MapTab7 */
2, /* eob_sym */
38, /* esc_sym */
/* run table */
{1, 1, 0, 2, 2, 1, 1, 3, 3, 4, 4, 5, 5, 1, 1, 6,
6, 2, 2, 7, 7, 8, 8, 1, 1, 3, 3, 9, 9, 10, 10, 1,
1, 2, 2, 4, 4, 11, 0, 11, 12, 12, 13, 13, 1, 1, 5, 5,
14, 14, 15, 16, 15, 16, 3, 3, 1, 6, 1, 6, 2, 2, 7, 7,
8, 8, 17, 17, 1, 1, 4, 4, 18, 18, 2, 2, 1, 19, 1, 20,
19, 20, 21, 21, 3, 3, 22, 22, 5, 5, 24, 1, 1, 23, 9, 23,
24, 9, 2, 2, 10, 1, 1, 10, 6, 6, 25, 4, 4, 25, 7, 7,
26, 8, 1, 8, 3, 1, 26, 3, 11, 11, 27, 27, 2, 28, 1, 2,
28, 1, 12, 12, 5, 5, 29, 13, 13, 29, 32, 1, 1, 33, 31, 30,
32, 4, 30, 33, 4, 31, 3, 14, 1, 1, 3, 34, 34, 2, 2, 14,
6, 6, 35, 36, 35, 36, 1, 15, 1, 16, 16, 15, 7, 9, 7, 9,
37, 8, 8, 37, 1, 1, 39, 2, 38, 39, 2, 40, 5, 38, 40, 5,
3, 3, 4, 4, 10, 10, 1, 1, 1, 1, 41, 2, 41, 2, 6, 6,
1, 1, 11, 42, 11, 43, 3, 42, 3, 17, 4, 43, 1, 17, 7, 1,
8, 44, 4, 7, 44, 5, 8, 2, 5, 1, 2, 48, 45, 1, 12, 45,
12, 48, 13, 13, 1, 9, 9, 46, 1, 46, 47, 47, 49, 18, 18, 49},
/* value table */
{ 1, -1, 0, 1, -1, 2, -2, 1, -1, 1, -1, 1, -1, 3, -3, 1,
-1, -2, 2, 1, -1, 1, -1, 4, -4, -2, 2, 1, -1, 1, -1, 5,
-5, -3, 3, 2, -2, 1, 0, -1, 1, -1, 1, -1, 6, -6, 2, -2,
1, -1, 1, 1, -1, -1, -3, 3, 7, 2, -7, -2, -4, 4, 2, -2,
2, -2, 1, -1, 8, -8, 3, -3, 1, -1, -5, 5, 9, 1, -9, 1,
-1, -1, 1, -1, -4, 4, 1, -1, 3, -3, 1, -10, 10, 1, 2, -1,
-1, -2, 6, -6, 2, 11, -11, -2, 3, -3, 1, -4, 4, -1, 3, -3,
1, 3, 12, -3, -5, -12, -1, 5, 2, -2, 1, -1, -7, 1, 13, 7,
-1, -13, 2, -2, 4, -4, 1, 2, -2, -1, 1, 14, -14, 1, 1, 1,
-1, -5, -1, -1, 5, -1, -6, 2, -15, 15, 6, 1, -1, -8, 8, -2,
-4, 4, 1, 1, -1, -1, 16, 2, -16, -2, 2, -2, 4, 3, -4, -3,
-1, -4, 4, 1, -17, 17, -1, -9, 1, 1, 9, 1, -5, -1, -1, 5,
-7, 7, 6, -6, 3, -3, 18, -18, 19, -19, 1, -10, -1, 10, -5, 5,
20, -20, -3, 1, 3, 1, 8, -1, -8, 2, 7, -1, -21, -2, 5, 21,
5, -1, -7, -5, 1, -6, -5, -11, 6, 22, 11, 1, 1, -22, -3, -1,
3, -1, 3, -3, -23, 4, -4, 1, 23, -1, 1, -1, 1, -2, 2, -1}
},{
/* MapTab8 */
4, /* eob_sym */
11, /* esc_sym */
/* run table */
{1, 1, 1, 1, 0, 2, 2, 1, 1, 3, 3, 0, 1, 1, 2, 2,
4, 4, 1, 1, 5, 5, 1, 1, 2, 2, 3, 3, 6, 6, 1, 1,
7, 7, 8, 1, 8, 2, 2, 1, 4, 4, 1, 3, 1, 3, 9, 9,
2, 2, 1, 5, 1, 5, 10, 10, 1, 1, 11, 11, 3, 6, 3, 4,
4, 6, 2, 2, 1, 12, 1, 12, 7, 13, 7, 13, 1, 1, 8, 8,
2, 2, 14, 14, 16, 15, 16, 5, 5, 1, 3, 15, 1, 3, 4, 4,
1, 1, 17, 17, 2, 2, 6, 6, 1, 18, 1, 18, 22, 21, 22, 21,
25, 24, 25, 19, 9, 20, 9, 23, 19, 24, 20, 3, 23, 7, 3, 1,
1, 7, 28, 26, 29, 5, 28, 26, 5, 8, 29, 4, 8, 27, 2, 2,
4, 27, 1, 1, 10, 36, 10, 33, 33, 36, 30, 1, 32, 32, 1, 30,
6, 31, 31, 35, 3, 6, 11, 11, 3, 2, 35, 2, 34, 1, 34, 1,
37, 37, 12, 7, 12, 5, 41, 5, 4, 7, 1, 8, 13, 4, 1, 41,
13, 38, 8, 38, 9, 1, 40, 40, 9, 1, 39, 2, 2, 49, 39, 42,
3, 3, 14, 16, 49, 14, 16, 42, 43, 43, 6, 6, 15, 1, 1, 15,
44, 44, 1, 1, 50, 48, 4, 5, 4, 7, 5, 2, 10, 10, 48, 7,
50, 45, 2, 1, 45, 8, 8, 1, 46, 46, 3, 47, 47, 3, 1, 1},
/* value table */
{ 1, -1, 2, -2, 0, 1, -1, 3, -3, 1, -1, 0, 4, -4, 2, -2,
1, -1, 5, -5, 1, -1, 6, -6, 3, -3, 2, -2, 1, -1, 7, -7,
1, -1, 1, 8, -1, 4, -4, -8, 2, -2, 9, 3, -9, -3, 1, -1,
5, -5, 10, 2, -10, -2, 1, -1, 11, -11, 1, -1, -4, 2, 4, 3,
-3, -2, 6, -6, 12, 1, -12, -1, 2, 1, -2, -1, 13, -13, 2, -2,
7, -7, 1, -1, 1, 1, -1, 3, -3, 14, 5, -1, -14, -5, 4, -4,
15, -15, 1, -1, 8, -8, -3, 3, 16, 1, -16, -1, 1, 1, -1, -1,
1, 1, -1, 1, 2, 1, -2, 1, -1, -1, -1, 6, -1, 3, -6, 17,
-17, -3, 1, 1, 1, 4, -1, -1, -4, 3, -1, 5, -3, -1, -9, 9,
-5, 1, 18, -18, 2, 1, -2, 1, -1, -1, 1, 19, -1, 1, -19, -1,
4, 1, -1, 1, 7, -4, -2, 2, -7, 10, -1, -10, 1, 20, -1, -20,
1, -1, 2, 4, -2, 5, 1, -5, 6, -4, 21, 4, 2, -6, -21, -1,
-2, 1, -4, -1, -3, 22, -1, 1, 3, -22, -1, 11, -11, 1, 1, 1,
8, -8, 2, 2, -1, -2, -2, -1, 1, -1, -5, 5, 2, 23, -23, -2,
1, -1, 24, -24, -1, -1, 7, 6, -7, 5, -6, 12, -3, 3, 1, -5,
1, 1, -12, 25, -1, -5, 5, -25, -1, 1, 9, 1, -1, -9, 26, -26}
}
};
|