Browse code

Merge remote-tracking branch 'mans/dnxhd'

* mans/dnxhd:
dnxhddec: cache luma/chroma_weight*qscale tables for last qscale
dnxhddec: merge ac_{index,run}_flags
dnxhddec: store 2*level+1 in ac_level tables
dnxhddec: rearrange decode_dct_block loop

Merged-by: Michael Niedermayer <michaelni@gmx.at>

Michael Niedermayer authored on 2011/10/23 05:18:09
Showing 4 changed files
... ...
@@ -284,63 +284,43 @@ static const uint8_t dnxhd_1237_ac_bits[257] = {
284 284
 };
285 285
 
286 286
 static const uint8_t dnxhd_1237_ac_level[257] = {
287
-     1,  1,  2,  0,  3,  4,  2,  5,  6,  7,  3,  8,  9, 10, 11, 12,
288
-     4,  5, 13, 14, 15, 16,  6, 17, 18, 19, 20, 21,  7, 22, 23, 24,
289
-    25, 26, 27,  8,  9, 28, 29, 30, 31, 32, 33, 34, 10, 11, 12, 35,
290
-    36, 37, 38, 39, 40, 41, 13, 14, 15, 16, 42, 43, 44, 45, 46, 47,
291
-    48, 49, 50, 51, 52, 17, 18, 19, 20, 21, 53, 54, 55, 56, 57, 58,
292
-    59, 60, 61, 64,  1, 22, 23, 24, 25, 26, 27, 62, 63,  2,  3,  4,
293
-     5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
294
-    21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36,
295
-    37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52,
296
-    53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 28, 29, 30, 31,
297
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
298
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
299
-    64,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
300
-    16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
301
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
302
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
303
-    64,
304
-};
305
-
306
-static const uint8_t dnxhd_1237_ac_run_flag[257] = {
307
-    0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0,
308
-    1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0,
309
-    0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0,
310
-    0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
311
-    0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
312
-    0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
313
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
314
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
315
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
316
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1,
317
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
318
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
319
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
320
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
321
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
322
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
323
-    1,
324
-};
325
-
326
-static const uint8_t dnxhd_1237_ac_index_flag[257] = {
327
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
328
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
329
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
330
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
331
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
332
-    0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1,
333
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
334
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
287
+      3,  3,  5,  0,  7,  9,  5, 11, 13, 15,  7, 17, 19, 21, 23, 25,
288
+      9, 11, 27, 29, 31, 33, 13, 35, 37, 39, 41, 43, 15, 45, 47, 49,
289
+     51, 53, 55, 17, 19, 57, 59, 61, 63, 65, 67, 69, 21, 23, 25, 71,
290
+     73, 75, 77, 79, 81, 83, 27, 29, 31, 33, 85, 87, 89, 91, 93, 95,
291
+     97, 99,101,103,105, 35, 37, 39, 41, 43,107,109,111,113,115,117,
292
+    119,121,123,129,  3, 45, 47, 49, 51, 53, 55,125,127,  5,  7,  9,
293
+     11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41,
294
+     43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73,
295
+     75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99,101,103,105,
296
+    107,109,111,113,115,117,119,121,123,125,127,129, 57, 59, 61, 63,
297
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
298
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
299
+    129,  3,  5,  7,  9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31,
300
+     33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63,
301
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
302
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
303
+    129,
304
+};
305
+
306
+static const uint8_t dnxhd_1237_ac_flags[257] = {
307
+    0, 2, 0, 0, 0, 0, 2, 0, 0, 0, 2, 0, 0, 0, 0, 0,
308
+    2, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0,
309
+    0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 0,
310
+    0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 0, 0, 0, 0, 0, 0,
311
+    0, 0, 0, 0, 0, 2, 2, 2, 2, 2, 0, 0, 0, 0, 0, 0,
312
+    0, 0, 0, 0, 1, 2, 2, 2, 2, 2, 2, 0, 0, 1, 1, 1,
335 313
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
336
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0,
337
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
338
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
339
-    0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
340 314
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
341 315
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
342
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
343
-    1,
316
+    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2,
317
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
318
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
319
+    2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
320
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
321
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
322
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
323
+    3,
344 324
 };
345 325
 
346 326
 static const uint16_t dnxhd_1237_run_codes[62] = {
... ...
@@ -433,63 +413,46 @@ static const uint8_t dnxhd_1238_ac_bits[257] = {
433 433
 };
434 434
 
435 435
 static const uint8_t dnxhd_1238_ac_level[257] = {
436
-     1,  1,  2,  3,  0,  4,  5,  2,  6,  7,  8,  3,  9, 10, 11,  4,
437
-    12, 13, 14, 15, 16,  5, 17, 18, 19, 20, 21, 22,  6,  7, 23, 24,
438
-    25, 26, 27, 28, 29,  8,  9, 30, 31, 32, 33, 34, 35, 36, 37, 10,
439
-    11, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 12, 13, 14, 49,
440
-    50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 15, 16, 17, 18,
441
-    62, 63, 64,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13,
442
-    14, 15, 16, 19, 20, 21, 22, 23, 24, 17, 18, 19, 20, 21, 22, 23,
443
-    24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 40, 25,
444
-    26, 27, 28, 29, 30, 38, 39, 41, 42, 43, 44, 45, 46, 47, 48, 49,
445
-    50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 31,
446
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
447
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
448
-    64,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
449
-    16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
450
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
451
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
452
-    64,
436
+      3,  3,  5,  7,  0,  9, 11,  5, 13, 15, 17,  7, 19, 21, 23,  9,
437
+     25, 27, 29, 31, 33, 11, 35, 37, 39, 41, 43, 45, 13, 15, 47, 49,
438
+     51, 53, 55, 57, 59, 17, 19, 61, 63, 65, 67, 69, 71, 73, 75, 21,
439
+     23, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 25, 27, 29, 99,
440
+    101,103,105,107,109,111,113,115,117,119,121,123, 31, 33, 35, 37,
441
+    125,127,129,  3,  5,  7,  9, 11, 13, 15, 17, 19, 21, 23, 25, 27,
442
+     29, 31, 33, 39, 41, 43, 45, 47, 49, 35, 37, 39, 41, 43, 45, 47,
443
+     49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 81, 51,
444
+     53, 55, 57, 59, 61, 77, 79, 83, 85, 87, 89, 91, 93, 95, 97, 99,
445
+    101,103,105,107,109,111,113,115,117,119,121,123,125,127,129, 63,
446
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
447
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
448
+    129,  3,  5,  7,  9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31,
449
+     33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63,
450
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
451
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
452
+    129,
453 453
 }; /* 0 is EOB */
454 454
 
455
-static const uint8_t dnxhd_1238_ac_run_flag[257] = {
456
-    0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1,
457
-    0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0,
458
-    0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1,
459
-    1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0,
460
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1,
461
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
462
-    0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0,
463
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
464
-    1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
465
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
466
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
467
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
468
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
469
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
470
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
471
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
472
-    1,
455
+static const uint8_t dnxhd_1238_ac_flags[257] = {
456
+    0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0, 2, 0, 0, 0, 2,
457
+    0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 2, 2, 0, 0,
458
+    0, 0, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 2,
459
+    2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 0,
460
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2,
461
+    0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
462
+    1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1,
463
+    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
464
+    2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
465
+    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
466
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
467
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
468
+    2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
469
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
470
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
471
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
472
+    3,
473 473
 };
474 474
 
475 475
 static const uint8_t dnxhd_1238_ac_index_flag[257] = {
476
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
477
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
478
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
479
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
480
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
481
-    0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
482
-    1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1,
483
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0,
484
-    0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
485
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0,
486
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
487
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
488
-    0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
489
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
490
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
491
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
492
-    1,
493 476
 };
494 477
 
495 478
 static const uint16_t dnxhd_1235_1238_1241_run_codes[62] = {
... ...
@@ -582,63 +545,43 @@ static const uint8_t dnxhd_1235_1241_ac_bits[257] = {
582 582
 };
583 583
 
584 584
 static const uint8_t dnxhd_1235_1241_ac_level[257] = {
585
-     1,  1,  2,  3,  0,  4,  5,  2,  6,  7,  8,  3,  9, 10, 11,  4,
586
-    12, 13, 14, 15, 16,  5, 17, 18, 19, 20, 21,  6,  7, 22, 23, 24,
587
-    25, 26, 27, 28, 29,  8,  9, 30, 31, 32, 33, 34, 35, 36, 37, 38,
588
-    10, 11, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 12, 13,
589
-    14, 15, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,  1,
590
-    16, 17, 18, 19, 64,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12,
591
-    13, 14, 15, 16, 17, 20, 21, 22, 23, 24, 18, 19, 20, 21, 22, 23,
592
-    24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
593
-    40, 41, 42, 25, 26, 27, 28, 29, 30, 31, 32, 43, 44, 45, 46, 47,
594
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
595
-    64, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
596
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
597
-    64,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
598
-    16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
599
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
600
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
601
-    64,
602
-};
603
-
604
-static const uint8_t dnxhd_1235_1241_ac_run_flag[257] = {
605
-    0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1,
606
-    0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0,
607
-    0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
608
-    1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1,
609
-    1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
610
-    1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
611
-    0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
612
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
613
-    0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
614
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
615
-    0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
616
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
617
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
618
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
619
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
620
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
621
-    1,
622
-};
623
-
624
-static const uint8_t dnxhd_1235_1241_ac_index_flag[257] = {
625
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
626
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
627
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
628
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
629
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
630
-    0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
631
-    1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1,
632
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
633
-    1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
634
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
635
-    1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
636
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
637
-    0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
638
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
585
+      3,  3,  5,  7,  0,  9, 11,  5, 13, 15, 17,  7, 19, 21, 23,  9,
586
+     25, 27, 29, 31, 33, 11, 35, 37, 39, 41, 43, 13, 15, 45, 47, 49,
587
+     51, 53, 55, 57, 59, 17, 19, 61, 63, 65, 67, 69, 71, 73, 75, 77,
588
+     21, 23, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99,101, 25, 27,
589
+     29, 31,103,105,107,109,111,113,115,117,119,121,123,125,127,  3,
590
+     33, 35, 37, 39,129,  5,  7,  9, 11, 13, 15, 17, 19, 21, 23, 25,
591
+     27, 29, 31, 33, 35, 41, 43, 45, 47, 49, 37, 39, 41, 43, 45, 47,
592
+     49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79,
593
+     81, 83, 85, 51, 53, 55, 57, 59, 61, 63, 65, 87, 89, 91, 93, 95,
594
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
595
+    129, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
596
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
597
+    129,  3,  5,  7,  9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31,
598
+     33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63,
599
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
600
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
601
+    129,
602
+};
603
+
604
+static const uint8_t dnxhd_1235_1241_ac_flags[257] = {
605
+    0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0, 2, 0, 0, 0, 2,
606
+    0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 2, 2, 0, 0, 0,
607
+    0, 0, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0,
608
+    2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2,
609
+    2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
610
+    2, 2, 2, 2, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
611
+    1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1,
639 612
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
613
+    1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1,
640 614
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
641
-    1,
615
+    1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
616
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
617
+    2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
618
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
619
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
620
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
621
+    3,
642 622
 };
643 623
 
644 624
 static const uint8_t dnxhd_1235_1241_run[62] = {
... ...
@@ -709,61 +652,42 @@ static const uint8_t dnxhd_1250_ac_bits[257] = {
709 709
     16
710 710
 };
711 711
 static const uint8_t dnxhd_1250_ac_level[257] = {
712
-     1,  1,  2,  3,  0,  4,  5,  2,  6,  7,  8,  3,  9, 10, 11,  4,
713
-    12, 13, 14, 15, 16,  5, 17, 18, 19, 20, 21, 22,  6, 23, 24, 25,
714
-    26, 27, 28, 29,  7,  8, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
715
-     9, 10, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 11,
716
-    12, 13, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64,  1,  2,
717
-     3,  4,  5, 14, 15, 16, 17,  6,  7,  8,  9, 10, 11, 12, 13, 14,
718
-    15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 18, 19, 20, 21,
719
-    27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42,
720
-    43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 55, 56, 22, 23, 24,
721
-    25, 26, 27, 54, 57, 58, 59, 60, 61, 62, 63, 64, 28, 29, 30, 31,
722
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
723
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
724
-    64,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
725
-    16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
726
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
727
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
728
-    64
729
-};
730
-static const uint8_t dnxhd_1250_ac_run_flag[257] = {
731
-    0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1,
732
-    0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0,
733
-    0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
734
-    1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
735
-    1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
736
-    0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
737
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1,
738
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
739
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1,
740
-    1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1,
712
+      3,  3,  5,  7,  0,  9, 11,  5, 13, 15, 17,  7, 19, 21, 23,  9,
713
+     25, 27, 29, 31, 33, 11, 35, 37, 39, 41, 43, 45, 13, 47, 49, 51,
714
+     53, 55, 57, 59, 15, 17, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79,
715
+     19, 21, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99,101,103,105, 23,
716
+     25, 27,107,109,111,113,115,117,119,121,123,125,127,129,  3,  5,
717
+      7,  9, 11, 29, 31, 33, 35, 13, 15, 17, 19, 21, 23, 25, 27, 29,
718
+     31, 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 37, 39, 41, 43,
719
+     55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85,
720
+     87, 89, 91, 93, 95, 97, 99,101,103,105,107,111,113, 45, 47, 49,
721
+     51, 53, 55,109,115,117,119,121,123,125,127,129, 57, 59, 61, 63,
722
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
723
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
724
+    129,  3,  5,  7,  9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31,
725
+     33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63,
726
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
727
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
728
+    129
729
+};
730
+static const uint8_t dnxhd_1250_ac_flags[257] = {
731
+    0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0, 2, 0, 0, 0, 2,
732
+    0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0,
733
+    0, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
734
+    2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2,
735
+    2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1,
736
+    1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1,
737
+    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2,
741 738
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
742
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
743
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
744
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
745
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
746
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
747
-    1
748
-};
749
-static const uint8_t dnxhd_1250_ac_index_flag[257] = {
750
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
751
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
752
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
753
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
754
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1,
755
-    1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1,
756
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0,
757
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
758
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0,
759
-    0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0,
760
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
761
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
762
-    0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
763
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
764
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
765
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
766
-    1
739
+    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2,
740
+    2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2,
741
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
742
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
743
+    2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
744
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
745
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
746
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
747
+    3,
767 748
 };
768 749
 static const uint16_t dnxhd_1250_run_codes[62] = {
769 750
        0,    4,    5,   12,   26,   27,   28,   58,
... ...
@@ -853,63 +777,43 @@ static const uint8_t dnxhd_1251_ac_bits[257] = {
853 853
 };
854 854
 
855 855
 static const uint8_t dnxhd_1251_ac_level[257] = {
856
-     1,  1,  2,  3,  0,  4,  5,  2,  6,  7,  8,  3,  9, 10, 11,  4,
857
-    12, 13, 14, 15, 16,  5, 17, 18, 19, 20, 21,  6, 22, 23, 24, 25,
858
-    26, 27, 28, 29,  7,  8, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
859
-    40,  9, 10, 11, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52,
860
-    12, 13, 14, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64,  1,
861
-     2,  3,  4,  5,  6,  7,  8, 15, 16, 17,  9, 10, 11, 12, 13, 14,
862
-    15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 18,
863
-    19, 20, 21, 22, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41,
864
-    42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57,
865
-    58, 23, 24, 25, 26, 27, 28, 59, 60, 61, 62, 63, 64, 29, 30, 31,
866
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
867
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
868
-    64,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
869
-    16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
870
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
871
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
872
-    64,
873
-};
874
-
875
-static const uint8_t dnxhd_1251_ac_run_flag[257] = {
876
-    0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1,
877
-    0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
878
-    0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
879
-    0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
880
-    1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
881
-    0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0,
882
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
883
-    1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
884
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
885
-    0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1,
886
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
887
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
888
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
856
+      3,  3,  5,  7,  0,  9, 11,  5, 13, 15, 17,  7, 19, 21, 23,  9,
857
+     25, 27, 29, 31, 33, 11, 35, 37, 39, 41, 43, 13, 45, 47, 49, 51,
858
+     53, 55, 57, 59, 15, 17, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79,
859
+     81, 19, 21, 23, 83, 85, 87, 89, 91, 93, 95, 97, 99,101,103,105,
860
+     25, 27, 29,107,109,111,113,115,117,119,121,123,125,127,129,  3,
861
+      5,  7,  9, 11, 13, 15, 17, 31, 33, 35, 19, 21, 23, 25, 27, 29,
862
+     31, 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 37,
863
+     39, 41, 43, 45, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83,
864
+     85, 87, 89, 91, 93, 95, 97, 99,101,103,105,107,109,111,113,115,
865
+    117, 47, 49, 51, 53, 55, 57,119,121,123,125,127,129, 59, 61, 63,
866
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
867
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
868
+    129,  3,  5,  7,  9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31,
869
+     33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63,
870
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
871
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
872
+    129,
873
+};
874
+
875
+static const uint8_t dnxhd_1251_ac_flags[257] = {
876
+    0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0, 2, 0, 0, 0, 2,
877
+    0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0,
878
+    0, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
879
+    0, 2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
880
+    2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
881
+    1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 1, 1, 1, 1, 1, 1,
882
+    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
883
+    2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
889 884
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
890
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
891
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
892
-    1,
893
-};
894
-
895
-static const uint8_t dnxhd_1251_ac_index_flag[257] = {
896
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
897
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
898
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
899
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
900
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
901
-    1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1,
902
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0,
903
-    0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
904
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
905
-    1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0,
906
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
907
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
908
-    0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
909
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
910
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
911
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
912
-    1,
885
+    1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 2, 2, 2,
886
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
887
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
888
+    2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
889
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
890
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
891
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
892
+    3,
913 893
 };
914 894
 
915 895
 static const uint16_t dnxhd_1251_run_codes[62] = {
... ...
@@ -1002,134 +906,114 @@ static const uint8_t dnxhd_1252_ac_bits[257] = {
1002 1002
 };
1003 1003
 
1004 1004
 static const uint8_t dnxhd_1252_ac_level[257] = {
1005
-     1,  1,  2,  3,  2,  0,  4,  5,  6,  7,  3,  8,  9, 10, 11, 12,
1006
-    13, 14,  4,  5, 15, 16, 17, 18,  6, 19, 20, 21, 22, 23, 24,  7,
1007
-     8, 25, 26, 27, 28, 29, 30, 31, 32,  9, 10, 33, 34, 35, 36, 37,
1008
-    38, 39, 40, 41, 11, 12, 13, 42, 43, 44, 45, 46, 47, 48, 49, 50,
1009
-    51, 52, 53, 14, 15, 16, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
1010
-    64,  1,  2,  3, 17, 18, 19, 20,  4,  5,  6,  7,  8,  9, 10, 11,
1011
-    12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 21, 22, 23, 24, 25, 22,
1012
-    23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38,
1013
-    39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54,
1014
-    55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 26, 27, 28, 29, 30, 31,
1015
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
1016
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
1017
-    64,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
1018
-    16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
1019
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
1020
-    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
1021
-    64,
1022
-};
1023
-
1024
-static const uint8_t dnxhd_1252_ac_run_flag[257] = {
1025
-    0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
1026
-    0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1,
1027
-    1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0,
1028
-    0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1029
-    0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1030
-    0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0,
1031
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0,
1032
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1033
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1034
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1,
1035
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1036
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1037
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1038
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1039
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1040
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1041
-    1,
1042
-};
1043
-
1044
-static const uint8_t dnxhd_1252_ac_index_flag[257] = {
1045
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1046
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1047
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1048
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1049
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1050
-    0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1,
1051
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1,
1052
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1053
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1054
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
1055
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1056
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1057
-    0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1058
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1005
+      3,  3,  5,  7,  5,  0,  9, 11, 13, 15,  7, 17, 19, 21, 23, 25,
1006
+     27, 29,  9, 11, 31, 33, 35, 37, 13, 39, 41, 43, 45, 47, 49, 15,
1007
+     17, 51, 53, 55, 57, 59, 61, 63, 65, 19, 21, 67, 69, 71, 73, 75,
1008
+     77, 79, 81, 83, 23, 25, 27, 85, 87, 89, 91, 93, 95, 97, 99,101,
1009
+    103,105,107, 29, 31, 33,109,111,113,115,117,119,121,123,125,127,
1010
+    129,  3,  5,  7, 35, 37, 39, 41,  9, 11, 13, 15, 17, 19, 21, 23,
1011
+     25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 43, 45, 47, 49, 51, 45,
1012
+     47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77,
1013
+     79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99,101,103,105,107,109,
1014
+    111,113,115,117,119,121,123,125,127,129, 53, 55, 57, 59, 61, 63,
1015
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
1016
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
1017
+    129,  3,  5,  7,  9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31,
1018
+     33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63,
1019
+     65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95,
1020
+     97, 99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,
1021
+    129,
1022
+};
1023
+
1024
+static const uint8_t dnxhd_1252_ac_flags[257] = {
1025
+    0, 2, 0, 0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0,
1026
+    0, 0, 2, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 2,
1027
+    2, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0,
1028
+    0, 0, 0, 0, 2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1029
+    0, 0, 0, 2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1030
+    0, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1,
1031
+    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 1,
1059 1032
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1060 1033
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1061
-    1,
1034
+    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2,
1035
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1036
+    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1037
+    2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
1038
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
1039
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
1040
+    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
1041
+    3,
1062 1042
 };
1063 1043
 
1064 1044
 const CIDEntry ff_dnxhd_cid_table[] = {
1065
-    { 1235, 1920, 1080, 0, 917504, 917504, 6, 10,
1045
+    { 1235, 1920, 1080, 0, 917504, 917504, 6, 10, 4,
1066 1046
       dnxhd_1235_luma_weight, dnxhd_1235_chroma_weight,
1067 1047
       dnxhd_1235_1241_dc_codes, dnxhd_1235_1241_dc_bits,
1068 1048
       dnxhd_1235_1241_ac_codes, dnxhd_1235_1241_ac_bits, dnxhd_1235_1241_ac_level,
1069
-      dnxhd_1235_1241_ac_run_flag, dnxhd_1235_1241_ac_index_flag,
1049
+      dnxhd_1235_1241_ac_flags,
1070 1050
       dnxhd_1235_1238_1241_run_codes, dnxhd_1235_1238_1241_run_bits, dnxhd_1235_1241_run,
1071 1051
       { 175, 185, 365, 440 } },
1072
-    { 1237, 1920, 1080, 0, 606208, 606208, 4, 8,
1052
+    { 1237, 1920, 1080, 0, 606208, 606208, 4, 8, 3,
1073 1053
       dnxhd_1237_luma_weight, dnxhd_1237_chroma_weight,
1074 1054
       dnxhd_1237_dc_codes, dnxhd_1237_dc_bits,
1075 1055
       dnxhd_1237_ac_codes, dnxhd_1237_ac_bits, dnxhd_1237_ac_level,
1076
-      dnxhd_1237_ac_run_flag, dnxhd_1237_ac_index_flag,
1056
+      dnxhd_1237_ac_flags,
1077 1057
       dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run,
1078 1058
       { 115, 120, 145, 240, 290 } },
1079
-    { 1238, 1920, 1080, 0, 917504, 917504, 4, 8,
1059
+    { 1238, 1920, 1080, 0, 917504, 917504, 4, 8, 4,
1080 1060
       dnxhd_1238_luma_weight, dnxhd_1238_chroma_weight,
1081 1061
       dnxhd_1238_dc_codes, dnxhd_1238_dc_bits,
1082 1062
       dnxhd_1238_ac_codes, dnxhd_1238_ac_bits, dnxhd_1238_ac_level,
1083
-      dnxhd_1238_ac_run_flag, dnxhd_1238_ac_index_flag,
1063
+      dnxhd_1238_ac_flags,
1084 1064
       dnxhd_1235_1238_1241_run_codes, dnxhd_1235_1238_1241_run_bits, dnxhd_1238_run,
1085 1065
       { 175, 185, 220, 365, 440 } },
1086
-    { 1241, 1920, 1080, 1, 917504, 458752, 6, 10,
1066
+    { 1241, 1920, 1080, 1, 917504, 458752, 6, 10, 4,
1087 1067
       dnxhd_1241_luma_weight, dnxhd_1241_chroma_weight,
1088 1068
       dnxhd_1235_1241_dc_codes, dnxhd_1235_1241_dc_bits,
1089 1069
       dnxhd_1235_1241_ac_codes, dnxhd_1235_1241_ac_bits, dnxhd_1235_1241_ac_level,
1090
-      dnxhd_1235_1241_ac_run_flag, dnxhd_1235_1241_ac_index_flag,
1070
+      dnxhd_1235_1241_ac_flags,
1091 1071
       dnxhd_1235_1238_1241_run_codes, dnxhd_1235_1238_1241_run_bits, dnxhd_1235_1241_run,
1092 1072
       { 185, 220 } },
1093
-    { 1242, 1920, 1080, 1, 606208, 303104, 4, 8,
1073
+    { 1242, 1920, 1080, 1, 606208, 303104, 4, 8, 3,
1094 1074
       dnxhd_1242_luma_weight, dnxhd_1242_chroma_weight,
1095 1075
       dnxhd_1237_dc_codes, dnxhd_1237_dc_bits,
1096 1076
       dnxhd_1237_ac_codes, dnxhd_1237_ac_bits, dnxhd_1237_ac_level,
1097
-      dnxhd_1237_ac_run_flag, dnxhd_1237_ac_index_flag,
1077
+      dnxhd_1237_ac_flags,
1098 1078
       dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run,
1099 1079
       { 120, 145 } },
1100
-    { 1243, 1920, 1080, 1, 917504, 458752, 4, 8,
1080
+    { 1243, 1920, 1080, 1, 917504, 458752, 4, 8, 4,
1101 1081
       dnxhd_1243_luma_weight, dnxhd_1243_chroma_weight,
1102 1082
       dnxhd_1238_dc_codes, dnxhd_1238_dc_bits,
1103 1083
       dnxhd_1238_ac_codes, dnxhd_1238_ac_bits, dnxhd_1238_ac_level,
1104
-      dnxhd_1238_ac_run_flag, dnxhd_1238_ac_index_flag,
1084
+      dnxhd_1238_ac_flags,
1105 1085
       dnxhd_1235_1238_1241_run_codes, dnxhd_1235_1238_1241_run_bits, dnxhd_1238_run,
1106 1086
       { 185, 220 } },
1107
-    { 1250, 1280,  720, 0, 458752, 458752, 6, 10,
1087
+    { 1250, 1280,  720, 0, 458752, 458752, 6, 10, 4,
1108 1088
       dnxhd_1250_luma_weight, dnxhd_1250_chroma_weight,
1109 1089
       dnxhd_1250_dc_codes, dnxhd_1250_dc_bits,
1110 1090
       dnxhd_1250_ac_codes, dnxhd_1250_ac_bits, dnxhd_1250_ac_level,
1111
-      dnxhd_1250_ac_run_flag, dnxhd_1250_ac_index_flag,
1091
+      dnxhd_1250_ac_flags,
1112 1092
       dnxhd_1250_run_codes, dnxhd_1250_run_bits, dnxhd_1250_run,
1113 1093
       { 90, 180, 220 } },
1114
-    { 1251, 1280,  720, 0, 458752, 458752, 4, 8,
1094
+    { 1251, 1280,  720, 0, 458752, 458752, 4, 8, 4,
1115 1095
       dnxhd_1251_luma_weight, dnxhd_1251_chroma_weight,
1116 1096
       dnxhd_1251_dc_codes, dnxhd_1251_dc_bits,
1117 1097
       dnxhd_1251_ac_codes, dnxhd_1251_ac_bits, dnxhd_1251_ac_level,
1118
-      dnxhd_1251_ac_run_flag, dnxhd_1251_ac_index_flag,
1098
+      dnxhd_1251_ac_flags,
1119 1099
       dnxhd_1251_run_codes, dnxhd_1251_run_bits, dnxhd_1251_run,
1120 1100
       { 90, 110, 175, 220 } },
1121
-    { 1252, 1280,  720, 0, 303104, 303104, 4, 8,
1101
+    { 1252, 1280,  720, 0, 303104, 303104, 4, 8, 5,
1122 1102
       dnxhd_1252_luma_weight, dnxhd_1252_chroma_weight,
1123 1103
       dnxhd_1252_dc_codes, dnxhd_1252_dc_bits,
1124 1104
       dnxhd_1252_ac_codes, dnxhd_1252_ac_bits, dnxhd_1252_ac_level,
1125
-      dnxhd_1252_ac_run_flag, dnxhd_1252_ac_index_flag,
1105
+      dnxhd_1252_ac_flags,
1126 1106
       dnxhd_1251_run_codes, dnxhd_1251_run_bits, dnxhd_1251_run,
1127 1107
       { 60, 75, 115, 145 } },
1128
-    { 1253, 1920, 1080, 0, 188416, 188416, 4, 8,
1108
+    { 1253, 1920, 1080, 0, 188416, 188416, 4, 8, 3,
1129 1109
       dnxhd_1237_luma_weight, dnxhd_1237_chroma_weight,
1130 1110
       dnxhd_1237_dc_codes, dnxhd_1237_dc_bits,
1131 1111
       dnxhd_1237_ac_codes, dnxhd_1237_ac_bits, dnxhd_1237_ac_level,
1132
-      dnxhd_1237_ac_run_flag, dnxhd_1237_ac_index_flag,
1112
+      dnxhd_1237_ac_flags,
1133 1113
       dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run,
1134 1114
       { 36, 45, 75, 90 } },
1135 1115
 };
... ...
@@ -33,11 +33,12 @@ typedef struct {
33 33
     unsigned int coding_unit_size;
34 34
     int index_bits;
35 35
     int bit_depth;
36
+    int eob_index;
36 37
     const uint8_t *luma_weight, *chroma_weight;
37 38
     const uint8_t *dc_codes, *dc_bits;
38 39
     const uint16_t *ac_codes;
39 40
     const uint8_t *ac_bits, *ac_level;
40
-    const uint8_t *ac_run_flag, *ac_index_flag;
41
+    const uint8_t *ac_flags;
41 42
     const uint16_t *run_codes;
42 43
     const uint8_t *run_bits, *run;
43 44
     int bit_rates[5]; ///< Helpher to choose variants, rounded to nearest 5Mb/s
... ...
@@ -49,6 +49,9 @@ typedef struct DNXHDContext {
49 49
     int bit_depth; // 8, 10 or 0 if not initialized at all.
50 50
     void (*decode_dct_block)(struct DNXHDContext *ctx, DCTELEM *block,
51 51
                              int n, int qscale);
52
+    int last_qscale;
53
+    int luma_scale[64];
54
+    int chroma_scale[64];
52 55
 } DNXHDContext;
53 56
 
54 57
 #define DNXHD_VLC_BITS 9
... ...
@@ -186,16 +189,22 @@ static av_always_inline void dnxhd_decode_dct_block(DNXHDContext *ctx,
186 186
                                                     int level_bias,
187 187
                                                     int level_shift)
188 188
 {
189
-    int i, j, index1, index2, len;
189
+    int i, j, index1, index2, len, flags;
190 190
     int level, component, sign;
191
+    const int *scale;
191 192
     const uint8_t *weight_matrix;
193
+    const uint8_t *ac_level = ctx->cid_table->ac_level;
194
+    const uint8_t *ac_flags = ctx->cid_table->ac_flags;
195
+    const int eob_index     = ctx->cid_table->eob_index;
192 196
     OPEN_READER(bs, &ctx->gb);
193 197
 
194 198
     if (n&2) {
195 199
         component = 1 + (n&1);
200
+        scale = ctx->chroma_scale;
196 201
         weight_matrix = ctx->cid_table->chroma_weight;
197 202
     } else {
198 203
         component = 0;
204
+        scale = ctx->luma_scale;
199 205
         weight_matrix = ctx->cid_table->luma_weight;
200 206
     }
201 207
 
... ...
@@ -211,33 +220,32 @@ static av_always_inline void dnxhd_decode_dct_block(DNXHDContext *ctx,
211 211
     block[0] = ctx->last_dc[component];
212 212
     //av_log(ctx->avctx, AV_LOG_DEBUG, "dc %d\n", block[0]);
213 213
 
214
-    for (i = 1; ; i++) {
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-        UPDATE_CACHE(bs, &ctx->gb);
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-        GET_VLC(index1, bs, &ctx->gb, ctx->ac_vlc.table,
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-                DNXHD_VLC_BITS, 2);
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-        //av_log(ctx->avctx, AV_LOG_DEBUG, "index %d\n", index1);
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-        level = ctx->cid_table->ac_level[index1];
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-        if (!level) { /* EOB */
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-            //av_log(ctx->avctx, AV_LOG_DEBUG, "EOB\n");
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-            break;
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-        }
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+    i = 0;
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+
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+    UPDATE_CACHE(bs, &ctx->gb);
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+    GET_VLC(index1, bs, &ctx->gb, ctx->ac_vlc.table,
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+            DNXHD_VLC_BITS, 2);
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+
220
+    while (index1 != eob_index) {
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+        level = ac_level[index1];
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+        flags = ac_flags[index1];
224 223
 
225 224
         sign = SHOW_SBITS(bs, &ctx->gb, 1);
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         SKIP_BITS(bs, &ctx->gb, 1);
227 226
 
228
-        if (ctx->cid_table->ac_index_flag[index1]) {
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-            level += SHOW_UBITS(bs, &ctx->gb, index_bits) << 6;
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+        if (flags & 1) {
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+            level += SHOW_UBITS(bs, &ctx->gb, index_bits) << 7;
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             SKIP_BITS(bs, &ctx->gb, index_bits);
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         }
232 231
 
233
-        if (ctx->cid_table->ac_run_flag[index1]) {
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+        if (flags & 2) {
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             UPDATE_CACHE(bs, &ctx->gb);
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             GET_VLC(index2, bs, &ctx->gb, ctx->run_vlc.table,
236 235
                     DNXHD_VLC_BITS, 2);
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             i += ctx->cid_table->run[index2];
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         }
239 238
 
240
-        if (i > 63) {
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+        if (++i > 63) {
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             av_log(ctx->avctx, AV_LOG_ERROR, "ac tex damaged %d, %d\n", n, i);
242 241
             break;
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         }
... ...
@@ -245,13 +253,17 @@ static av_always_inline void dnxhd_decode_dct_block(DNXHDContext *ctx,
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         j = ctx->scantable.permutated[i];
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         //av_log(ctx->avctx, AV_LOG_DEBUG, "j %d\n", j);
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         //av_log(ctx->avctx, AV_LOG_DEBUG, "level %d, weight %d\n", level, weight_matrix[i]);
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-        level = (2*level+1) * qscale * weight_matrix[i];
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+        level *= scale[i];
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         if (level_bias < 32 || weight_matrix[i] != level_bias)
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             level += level_bias;
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         level >>= level_shift;
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253 253
         //av_log(NULL, AV_LOG_DEBUG, "i %d, j %d, end level %d\n", i, j, level);
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         block[j] = (level^sign) - sign;
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+
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+        UPDATE_CACHE(bs, &ctx->gb);
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+        GET_VLC(index1, bs, &ctx->gb, ctx->ac_vlc.table,
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+                DNXHD_VLC_BITS, 2);
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     }
256 260
 
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     CLOSE_READER(bs, &ctx->gb);
... ...
@@ -282,6 +294,14 @@ static int dnxhd_decode_macroblock(DNXHDContext *ctx, int x, int y)
282 282
     skip_bits1(&ctx->gb);
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     //av_log(ctx->avctx, AV_LOG_DEBUG, "qscale %d\n", qscale);
284 284
 
285
+    if (qscale != ctx->last_qscale) {
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+        for (i = 0; i < 64; i++) {
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+            ctx->luma_scale[i]   = qscale * ctx->cid_table->luma_weight[i];
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+            ctx->chroma_scale[i] = qscale * ctx->cid_table->chroma_weight[i];
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+        }
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+        ctx->last_qscale = qscale;
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+    }
292
+
285 293
     for (i = 0; i < 8; i++) {
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         ctx->dsp.clear_block(ctx->blocks[i]);
287 295
         ctx->decode_dct_block(ctx, ctx->blocks[i], i, qscale);
... ...
@@ -122,9 +122,9 @@ static int dnxhd_init_vlc(DNXHDEncContext *ctx)
122 122
                 alevel -= offset<<6;
123 123
             }
124 124
             for (j = 0; j < 257; j++) {
125
-                if (ctx->cid_table->ac_level[j] == alevel &&
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-                    (!offset || (ctx->cid_table->ac_index_flag[j] && offset)) &&
127
-                    (!run    || (ctx->cid_table->ac_run_flag  [j] && run))) {
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+                if (ctx->cid_table->ac_level[j] >> 1 == alevel &&
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+                    (!offset || (ctx->cid_table->ac_flags[j] & 1) && offset) &&
127
+                    (!run    || (ctx->cid_table->ac_flags[j] & 2) && run)) {
128 128
                     assert(!ctx->vlc_codes[index]);
129 129
                     if (alevel) {
130 130
                         ctx->vlc_codes[index] = (ctx->cid_table->ac_codes[j]<<1)|(sign&1);