bitstream.c 77.4 KB
Newer Older
Jingning Han's avatar
Jingning Han committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
/*
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#include <assert.h>
#include <stdio.h>
#include <limits.h>

#include "vpx/vpx_encoder.h"
#include "vpx_dsp/bitwriter_buffer.h"
17
#include "vpx_dsp/vpx_dsp_common.h"
Jingning Han's avatar
Jingning Han committed
18
19
#include "vpx_mem/vpx_mem.h"
#include "vpx_ports/mem_ops.h"
20
#include "vpx_ports/system_state.h"
Jingning Han's avatar
Jingning Han committed
21

22
23
24
25
26
27
28
#include "vp10/common/entropy.h"
#include "vp10/common/entropymode.h"
#include "vp10/common/entropymv.h"
#include "vp10/common/mvref_common.h"
#include "vp10/common/pred_common.h"
#include "vp10/common/seg_common.h"
#include "vp10/common/tile_common.h"
Jingning Han's avatar
Jingning Han committed
29

30
31
32
33
34
35
36
#include "vp10/encoder/cost.h"
#include "vp10/encoder/bitstream.h"
#include "vp10/encoder/encodemv.h"
#include "vp10/encoder/mcomp.h"
#include "vp10/encoder/segmentation.h"
#include "vp10/encoder/subexp.h"
#include "vp10/encoder/tokenize.h"
Jingning Han's avatar
Jingning Han committed
37
38
39
40

static const struct vp10_token intra_mode_encodings[INTRA_MODES] = {
  {0, 1}, {6, 3}, {28, 5}, {30, 5}, {58, 6}, {59, 6}, {126, 7}, {127, 7},
  {62, 6}, {2, 2}};
41
42
43
44
#if CONFIG_EXT_INTERP && SWITCHABLE_FILTERS == 4
static const struct vp10_token switchable_interp_encodings[SWITCHABLE_FILTERS] =
  {{0, 1}, {4, 3}, {3, 2}, {5, 3}};
#else
Jingning Han's avatar
Jingning Han committed
45
46
static const struct vp10_token switchable_interp_encodings[SWITCHABLE_FILTERS] =
  {{0, 1}, {2, 2}, {3, 2}};
47
#endif  // CONFIG_EXT_INTERP && SWITCHABLE_FILTERS == 4
Jingning Han's avatar
Jingning Han committed
48
49
static const struct vp10_token partition_encodings[PARTITION_TYPES] =
  {{0, 1}, {2, 2}, {6, 3}, {7, 3}};
50
#if !CONFIG_REF_MV
Jingning Han's avatar
Jingning Han committed
51
52
static const struct vp10_token inter_mode_encodings[INTER_MODES] =
  {{2, 2}, {6, 3}, {0, 1}, {7, 3}};
53
#endif
hui su's avatar
hui su committed
54
55
56
57
58
59
60
61
62
63
64
65
66
67
static const struct vp10_token palette_size_encodings[] = {
    {0, 1}, {2, 2}, {6, 3}, {14, 4}, {30, 5}, {62, 6}, {63, 6},
};
static const struct vp10_token
palette_color_encodings[PALETTE_MAX_SIZE - 1][PALETTE_MAX_SIZE] = {
    {{0, 1}, {1, 1}},  // 2 colors
    {{0, 1}, {2, 2}, {3, 2}},  // 3 colors
    {{0, 1}, {2, 2}, {6, 3}, {7, 3}},  // 4 colors
    {{0, 1}, {2, 2}, {6, 3}, {14, 4}, {15, 4}},  // 5 colors
    {{0, 1}, {2, 2}, {6, 3}, {14, 4}, {30, 5}, {31, 5}},  // 6 colors
    {{0, 1}, {2, 2}, {6, 3}, {14, 4}, {30, 5}, {62, 6}, {63, 6}},  // 7 colors
    {{0, 1}, {2, 2}, {6, 3}, {14, 4},
        {30, 5}, {62, 6}, {126, 7}, {127, 7}},  // 8 colors
};
hui su's avatar
hui su committed
68
69
70
71
72
73
74
75
76
77
78
79
80

static INLINE void write_uniform(vpx_writer *w, int n, int v) {
  int l = get_unsigned_bits(n);
  int m = (1 << l) - n;
  if (l == 0)
    return;
  if (v < m) {
    vpx_write_literal(w, v, l - 1);
  } else {
    vpx_write_literal(w, m + ((v - m) >> 1), l - 1);
    vpx_write_literal(w, (v - m) & 1, 1);
  }
}
Jingning Han's avatar
Jingning Han committed
81

82
#if CONFIG_EXT_TX
83
84
static struct vp10_token ext_tx_inter_encodings[EXT_TX_SETS_INTER][TX_TYPES];
static struct vp10_token ext_tx_intra_encodings[EXT_TX_SETS_INTRA][TX_TYPES];
85
#else
86
static struct vp10_token ext_tx_encodings[TX_TYPES];
87
88
89
90
#endif  // CONFIG_EXT_TX

void vp10_encode_token_init() {
#if CONFIG_EXT_TX
91
92
93
94
95
96
97
  int s;
  for (s = 1; s < EXT_TX_SETS_INTER; ++s) {
    vp10_tokens_from_tree(ext_tx_inter_encodings[s], vp10_ext_tx_inter_tree[s]);
  }
  for (s = 1; s < EXT_TX_SETS_INTRA; ++s) {
    vp10_tokens_from_tree(ext_tx_intra_encodings[s], vp10_ext_tx_intra_tree[s]);
  }
98
#else
99
  vp10_tokens_from_tree(ext_tx_encodings, vp10_ext_tx_tree);
100
101
102
#endif  // CONFIG_EXT_TX
}

103
104
105
106
107
108
109
110
111
112
#if CONFIG_SUPERTX
static int vp10_check_supertx(VP10_COMMON *cm, int mi_row, int mi_col,
                              BLOCK_SIZE bsize) {
  MODE_INFO *mi;
  mi = cm->mi + (mi_row * cm->mi_stride + mi_col);
  return mi[0].mbmi.tx_size == max_txsize_lookup[bsize] &&
         mi[0].mbmi.sb_type < bsize;
}
#endif  // CONFIG_SUPERTX

Jingning Han's avatar
Jingning Han committed
113
114
115
116
117
static void write_intra_mode(vpx_writer *w, PREDICTION_MODE mode,
                             const vpx_prob *probs) {
  vp10_write_token(w, vp10_intra_mode_tree, probs, &intra_mode_encodings[mode]);
}

118
119
static void write_inter_mode(VP10_COMMON *cm,
                             vpx_writer *w, PREDICTION_MODE mode,
120
                             const int16_t mode_ctx) {
121
#if CONFIG_REF_MV
122
  const int16_t newmv_ctx = mode_ctx & NEWMV_CTX_MASK;
123
124
125
126
  const vpx_prob newmv_prob = cm->fc->newmv_prob[newmv_ctx];
  vpx_write(w, mode != NEWMV, newmv_prob);

  if (mode != NEWMV) {
127
    const int16_t zeromv_ctx = (mode_ctx >> ZEROMV_OFFSET) & ZEROMV_CTX_MASK;
128
    const vpx_prob zeromv_prob = cm->fc->zeromv_prob[zeromv_ctx];
129
130
131
132
133
134

    if (mode_ctx & (1 << ALL_ZERO_FLAG_OFFSET)) {
      assert(mode == ZEROMV);
      return;
    }

135
136
137
    vpx_write(w, mode != ZEROMV, zeromv_prob);

    if (mode != ZEROMV) {
138
139
140
141
142
143
144
145
146
147
148
      int16_t refmv_ctx = (mode_ctx >> REFMV_OFFSET) & REFMV_CTX_MASK;
      vpx_prob refmv_prob;

      if (mode_ctx & (1 << SKIP_NEARESTMV_OFFSET))
        refmv_ctx = 6;
      if (mode_ctx & (1 << SKIP_NEARMV_OFFSET))
        refmv_ctx = 7;
      if (mode_ctx & (1 << SKIP_NEARESTMV_SUB8X8_OFFSET))
        refmv_ctx = 8;

      refmv_prob = cm->fc->refmv_prob[refmv_ctx];
149
150
151
152
153
      vpx_write(w, mode != NEARESTMV, refmv_prob);
    }
  }
#else
  const vpx_prob *const inter_probs = cm->fc->inter_mode_probs[mode_ctx];
Jingning Han's avatar
Jingning Han committed
154
  assert(is_inter_mode(mode));
155
  vp10_write_token(w, vp10_inter_mode_tree, inter_probs,
Jingning Han's avatar
Jingning Han committed
156
                  &inter_mode_encodings[INTER_OFFSET(mode)]);
157
#endif
Jingning Han's avatar
Jingning Han committed
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
}

static void encode_unsigned_max(struct vpx_write_bit_buffer *wb,
                                int data, int max) {
  vpx_wb_write_literal(wb, data, get_unsigned_bits(max));
}

static void prob_diff_update(const vpx_tree_index *tree,
                             vpx_prob probs[/*n - 1*/],
                             const unsigned int counts[/*n - 1*/],
                             int n, vpx_writer *w) {
  int i;
  unsigned int branch_ct[32][2];

  // Assuming max number of probabilities <= 32
  assert(n <= 32);

  vp10_tree_probs_from_distribution(tree, branch_ct, counts);
  for (i = 0; i < n - 1; ++i)
    vp10_cond_prob_diff_update(w, &probs[i], branch_ct[i]);
}

180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
static int prob_diff_update_savings(const vpx_tree_index *tree,
                                    vpx_prob probs[/*n - 1*/],
                                    const unsigned int counts[/*n - 1*/],
                                    int n) {
  int i;
  unsigned int branch_ct[32][2];
  int savings = 0;

  // Assuming max number of probabilities <= 32
  assert(n <= 32);
  vp10_tree_probs_from_distribution(tree, branch_ct, counts);
  for (i = 0; i < n - 1; ++i) {
    savings += vp10_cond_prob_diff_update_savings(&probs[i],
                                                  branch_ct[i]);
  }
  return savings;
}

198
199
#if CONFIG_VAR_TX
static void write_tx_size_inter(const VP10_COMMON *cm,
200
                                const MACROBLOCKD *xd,
201
                                const MB_MODE_INFO *mbmi,
202
                                TX_SIZE tx_size, int blk_row, int blk_col,
203
                                vpx_writer *w) {
204
205
206
  const int tx_idx = (blk_row >> 1) * 8 + (blk_col >> 1);
  int max_blocks_high = num_4x4_blocks_high_lookup[mbmi->sb_type];
  int max_blocks_wide = num_4x4_blocks_wide_lookup[mbmi->sb_type];
207
208
209
210
  int ctx = txfm_partition_context(xd->above_txfm_context + (blk_col >> 1),
                                   xd->left_txfm_context + (blk_row >> 1),
                                   tx_size);

211
212
213
214
215
216
217
218
219
  if (xd->mb_to_bottom_edge < 0)
    max_blocks_high += xd->mb_to_bottom_edge >> 5;
  if (xd->mb_to_right_edge < 0)
     max_blocks_wide += xd->mb_to_right_edge >> 5;

  if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide)
     return;

  if (tx_size == mbmi->inter_tx_size[tx_idx]) {
220
221
222
    vpx_write(w, 0, cm->fc->txfm_partition_prob[ctx]);
    txfm_partition_update(xd->above_txfm_context + (blk_col >> 1),
                          xd->left_txfm_context + (blk_row >> 1), tx_size);
223
224
  } else {
    const BLOCK_SIZE bsize = txsize_to_bsize[tx_size];
225
    int bsl = b_width_log2_lookup[bsize];
226
    int i;
227
    vpx_write(w, 1, cm->fc->txfm_partition_prob[ctx]);
228

229
230
231
    if (tx_size == TX_8X8) {
      txfm_partition_update(xd->above_txfm_context + (blk_col >> 1),
                            xd->left_txfm_context + (blk_row >> 1), TX_4X4);
232
      return;
233
    }
234
235
236
237

    assert(bsl > 0);
    --bsl;
    for (i = 0; i < 4; ++i) {
238
239
240
      int offsetr = blk_row + ((i >> 1) << bsl);
      int offsetc = blk_col + ((i & 0x01) << bsl);
      write_tx_size_inter(cm, xd, mbmi, tx_size - 1, offsetr, offsetc, w);
241
242
243
    }
  }
}
244
245
246
247
248
249
250
251

static void update_txfm_partition_probs(VP10_COMMON *cm, vpx_writer *w,
                                        FRAME_COUNTS *counts) {
  int k;
  for (k = 0; k < TXFM_PARTITION_CONTEXTS; ++k)
    vp10_cond_prob_diff_update(w, &cm->fc->txfm_partition_prob[k],
                               counts->txfm_partition[k]);
}
252
253
#endif

Yaowu Xu's avatar
Yaowu Xu committed
254
static void write_selected_tx_size(const VP10_COMMON *cm,
Jingning Han's avatar
Jingning Han committed
255
256
257
258
259
260
261
262
263
264
265
266
267
268
                                   const MACROBLOCKD *xd, vpx_writer *w) {
  TX_SIZE tx_size = xd->mi[0]->mbmi.tx_size;
  BLOCK_SIZE bsize = xd->mi[0]->mbmi.sb_type;
  const TX_SIZE max_tx_size = max_txsize_lookup[bsize];
  const vpx_prob *const tx_probs = get_tx_probs2(max_tx_size, xd,
                                                 &cm->fc->tx_probs);
  vpx_write(w, tx_size != TX_4X4, tx_probs[0]);
  if (tx_size != TX_4X4 && max_tx_size >= TX_16X16) {
    vpx_write(w, tx_size != TX_8X8, tx_probs[1]);
    if (tx_size != TX_8X8 && max_tx_size >= TX_32X32)
      vpx_write(w, tx_size != TX_16X16, tx_probs[2]);
  }
}

269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
#if CONFIG_REF_MV
static void update_inter_mode_probs(VP10_COMMON *cm, vpx_writer *w,
                                    FRAME_COUNTS *counts) {
  int i;
  for (i = 0; i < NEWMV_MODE_CONTEXTS; ++i)
    vp10_cond_prob_diff_update(w, &cm->fc->newmv_prob[i],
                               counts->newmv_mode[i]);
  for (i = 0; i < ZEROMV_MODE_CONTEXTS; ++i)
    vp10_cond_prob_diff_update(w, &cm->fc->zeromv_prob[i],
                               counts->zeromv_mode[i]);
  for (i = 0; i < REFMV_MODE_CONTEXTS; ++i)
    vp10_cond_prob_diff_update(w, &cm->fc->refmv_prob[i],
                               counts->refmv_mode[i]);
}
#endif

Yaowu Xu's avatar
Yaowu Xu committed
285
static int write_skip(const VP10_COMMON *cm, const MACROBLOCKD *xd,
Jingning Han's avatar
Jingning Han committed
286
287
288
289
290
291
292
293
294
295
                      int segment_id, const MODE_INFO *mi, vpx_writer *w) {
  if (segfeature_active(&cm->seg, segment_id, SEG_LVL_SKIP)) {
    return 1;
  } else {
    const int skip = mi->mbmi.skip;
    vpx_write(w, skip, vp10_get_skip_prob(cm, xd));
    return skip;
  }
}

Yaowu Xu's avatar
Yaowu Xu committed
296
static void update_skip_probs(VP10_COMMON *cm, vpx_writer *w,
Jingning Han's avatar
Jingning Han committed
297
298
299
300
301
302
303
                              FRAME_COUNTS *counts) {
  int k;

  for (k = 0; k < SKIP_CONTEXTS; ++k)
    vp10_cond_prob_diff_update(w, &cm->fc->skip_probs[k], counts->skip[k]);
}

Yaowu Xu's avatar
Yaowu Xu committed
304
static void update_switchable_interp_probs(VP10_COMMON *cm, vpx_writer *w,
Jingning Han's avatar
Jingning Han committed
305
306
307
308
309
310
311
312
                                           FRAME_COUNTS *counts) {
  int j;
  for (j = 0; j < SWITCHABLE_FILTER_CONTEXTS; ++j)
    prob_diff_update(vp10_switchable_interp_tree,
                     cm->fc->switchable_interp_prob[j],
                     counts->switchable_interp[j], SWITCHABLE_FILTERS, w);
}

313

314
315
316
317
#if CONFIG_EXT_TX
static void update_ext_tx_probs(VP10_COMMON *cm, vpx_writer *w) {
  const int savings_thresh = vp10_cost_one(GROUP_DIFF_UPDATE_PROB) -
                             vp10_cost_zero(GROUP_DIFF_UPDATE_PROB);
318
  int i, j;
319
320
321
322
323
  int s;
  for (s = 1; s < EXT_TX_SETS_INTER; ++s) {
    int savings = 0;
    int do_update = 0;
    for (i = TX_4X4; i < EXT_TX_SIZES; ++i) {
324
      if (!use_inter_ext_tx_for_txsize[s][i]) continue;
325
326
327
328
329
330
331
332
      savings += prob_diff_update_savings(
          vp10_ext_tx_inter_tree[s], cm->fc->inter_ext_tx_prob[s][i],
          cm->counts.inter_ext_tx[s][i], num_ext_tx_set_inter[s]);
    }
    do_update = savings > savings_thresh;
    vpx_write(w, do_update, GROUP_DIFF_UPDATE_PROB);
    if (do_update) {
      for (i = TX_4X4; i < EXT_TX_SIZES; ++i) {
333
        if (!use_inter_ext_tx_for_txsize[s][i]) continue;
334
335
336
337
338
        prob_diff_update(vp10_ext_tx_inter_tree[s],
                         cm->fc->inter_ext_tx_prob[s][i],
                         cm->counts.inter_ext_tx[s][i],
                         num_ext_tx_set_inter[s], w);
      }
339
340
    }
  }
341

342
343
344
345
  for (s = 1; s < EXT_TX_SETS_INTRA; ++s) {
    int savings = 0;
    int do_update = 0;
    for (i = TX_4X4; i < EXT_TX_SIZES; ++i) {
346
      if (!use_intra_ext_tx_for_txsize[s][i]) continue;
347
      for (j = 0; j < INTRA_MODES; ++j)
348
349
350
351
352
353
354
355
        savings += prob_diff_update_savings(
            vp10_ext_tx_intra_tree[s], cm->fc->intra_ext_tx_prob[s][i][j],
            cm->counts.intra_ext_tx[s][i][j], num_ext_tx_set_intra[s]);
    }
    do_update = savings > savings_thresh;
    vpx_write(w, do_update, GROUP_DIFF_UPDATE_PROB);
    if (do_update) {
      for (i = TX_4X4; i < EXT_TX_SIZES; ++i) {
356
        if (!use_intra_ext_tx_for_txsize[s][i]) continue;
357
358
359
360
361
362
363
        for (j = 0; j < INTRA_MODES; ++j)
          prob_diff_update(vp10_ext_tx_intra_tree[s],
                           cm->fc->intra_ext_tx_prob[s][i][j],
                           cm->counts.intra_ext_tx[s][i][j],
                           num_ext_tx_set_intra[s], w);
      }
    }
364
  }
365
}
366
#else
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
static void update_ext_tx_probs(VP10_COMMON *cm, vpx_writer *w) {
  const int savings_thresh = vp10_cost_one(GROUP_DIFF_UPDATE_PROB) -
                             vp10_cost_zero(GROUP_DIFF_UPDATE_PROB);
  int i, j;

  int savings = 0;
  int do_update = 0;
  for (i = TX_4X4; i < EXT_TX_SIZES; ++i) {
    for (j = 0; j < TX_TYPES; ++j)
      savings += prob_diff_update_savings(
          vp10_ext_tx_tree, cm->fc->intra_ext_tx_prob[i][j],
          cm->counts.intra_ext_tx[i][j], TX_TYPES);
  }
  do_update = savings > savings_thresh;
  vpx_write(w, do_update, GROUP_DIFF_UPDATE_PROB);
  if (do_update) {
    for (i = TX_4X4; i < EXT_TX_SIZES; ++i) {
      for (j = 0; j < TX_TYPES; ++j)
        prob_diff_update(vp10_ext_tx_tree,
                         cm->fc->intra_ext_tx_prob[i][j],
                         cm->counts.intra_ext_tx[i][j],
                         TX_TYPES, w);
    }
  }
  savings = 0;
  do_update = 0;
  for (i = TX_4X4; i < EXT_TX_SIZES; ++i) {
    savings += prob_diff_update_savings(
        vp10_ext_tx_tree, cm->fc->inter_ext_tx_prob[i],
        cm->counts.inter_ext_tx[i], TX_TYPES);
  }
  do_update = savings > savings_thresh;
  vpx_write(w, do_update, GROUP_DIFF_UPDATE_PROB);
  if (do_update) {
    for (i = TX_4X4; i < EXT_TX_SIZES; ++i) {
      prob_diff_update(vp10_ext_tx_tree,
                       cm->fc->inter_ext_tx_prob[i],
                       cm->counts.inter_ext_tx[i],
                       TX_TYPES, w);
    }
  }
}
409
410
#endif  // CONFIG_EXT_TX

hui su's avatar
hui su committed
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
static void pack_palette_tokens(vpx_writer *w, TOKENEXTRA **tp,
                                BLOCK_SIZE bsize, int n) {
  int rows = 4 * num_4x4_blocks_high_lookup[bsize];
  int cols = 4 * num_4x4_blocks_wide_lookup[bsize];
  int i;
  TOKENEXTRA *p = *tp;

  for (i = 0; i < rows * cols -1; ++i) {
    vp10_write_token(w, vp10_palette_color_tree[n - 2], p->context_tree,
                     &palette_color_encodings[n - 2][p->token]);
    ++p;
  }

  *tp = p;
}

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
#if CONFIG_SUPERTX
static void update_supertx_probs(VP10_COMMON *cm, vpx_writer *w) {
  const int savings_thresh = vp10_cost_one(GROUP_DIFF_UPDATE_PROB) -
                             vp10_cost_zero(GROUP_DIFF_UPDATE_PROB);
  int i, j;
  int savings = 0;
  int do_update = 0;
  for (i = 0; i < PARTITION_SUPERTX_CONTEXTS; ++i) {
    for (j = 1; j < TX_SIZES; ++j) {
      savings += vp10_cond_prob_diff_update_savings(&cm->fc->supertx_prob[i][j],
                                                    cm->counts.supertx[i][j]);
    }
  }
  do_update = savings > savings_thresh;
  vpx_write(w, do_update, GROUP_DIFF_UPDATE_PROB);
  if (do_update) {
    for (i = 0; i < PARTITION_SUPERTX_CONTEXTS; ++i) {
      for (j = 1; j < TX_SIZES; ++j) {
        vp10_cond_prob_diff_update(w, &cm->fc->supertx_prob[i][j],
                                   cm->counts.supertx[i][j]);
      }
    }
  }
}
#endif  // CONFIG_SUPERTX

Alex Converse's avatar
Alex Converse committed
453
#if !CONFIG_ANS
Jingning Han's avatar
Jingning Han committed
454
455
static void pack_mb_tokens(vpx_writer *w,
                           TOKENEXTRA **tp, const TOKENEXTRA *const stop,
456
                           vpx_bit_depth_t bit_depth, const TX_SIZE tx) {
Jingning Han's avatar
Jingning Han committed
457
  TOKENEXTRA *p = *tp;
458
459
#if CONFIG_VAR_TX
  int count = 0;
460
  const int seg_eob = 16 << (tx << 1);
461
#endif
Jingning Han's avatar
Jingning Han committed
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481

  while (p < stop && p->token != EOSB_TOKEN) {
    const int t = p->token;
    const struct vp10_token *const a = &vp10_coef_encodings[t];
    int v = a->value;
    int n = a->len;
#if CONFIG_VP9_HIGHBITDEPTH
    const vp10_extra_bit *b;
    if (bit_depth == VPX_BITS_12)
      b = &vp10_extra_bits_high12[t];
    else if (bit_depth == VPX_BITS_10)
      b = &vp10_extra_bits_high10[t];
    else
      b = &vp10_extra_bits[t];
#else
    const vp10_extra_bit *const b = &vp10_extra_bits[t];
    (void) bit_depth;
#endif  // CONFIG_VP9_HIGHBITDEPTH

    /* skip one or two nodes */
482
    if (p->skip_eob_node)
Jingning Han's avatar
Jingning Han committed
483
      n -= p->skip_eob_node;
484
485
486
487
488
    else
      vpx_write(w, t != EOB_TOKEN, p->context_tree[0]);

    if (t != EOB_TOKEN) {
      vpx_write(w, t != ZERO_TOKEN, p->context_tree[1]);
Jingning Han's avatar
Jingning Han committed
489

490
491
492
493
494
495
496
497
498
499
      if (t != ZERO_TOKEN) {
        vpx_write(w, t != ONE_TOKEN, p->context_tree[2]);

        if (t != ONE_TOKEN) {
          int len = UNCONSTRAINED_NODES - p->skip_eob_node;
          vp10_write_tree(w, vp10_coef_con_tree,
                          vp10_pareto8_full[p->context_tree[PIVOT_NODE] - 1],
                          v, n - len, 0);
        }
      }
Jingning Han's avatar
Jingning Han committed
500
501
502
503
    }

    if (b->base_val) {
      const int e = p->extra, l = b->len;
504
505
      int skip_bits =
          (b->base_val == CAT6_MIN_VAL) ? TX_SIZES - 1 - tx : 0;
Jingning Han's avatar
Jingning Han committed
506
507
508
509
510
511
512
513
514

      if (l) {
        const unsigned char *pb = b->prob;
        int v = e >> 1;
        int n = l;              /* number of bits in v, assumed nonzero */
        int i = 0;

        do {
          const int bb = (v >> --n) & 1;
515
516
517
518
519
520
          if (skip_bits) {
            skip_bits--;
            assert(!bb);
          } else {
            vpx_write(w, bb, pb[i >> 1]);
          }
Jingning Han's avatar
Jingning Han committed
521
522
523
524
525
526
527
          i = b->tree[i + bb];
        } while (n);
      }

      vpx_write_bit(w, e & 1);
    }
    ++p;
528
529
530
531
532
533

#if CONFIG_VAR_TX
    ++count;
    if (t == EOB_TOKEN || count == seg_eob)
      break;
#endif
Jingning Han's avatar
Jingning Han committed
534
535
  }

536
  *tp = p;
Jingning Han's avatar
Jingning Han committed
537
}
Alex Converse's avatar
Alex Converse committed
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
#else
// This function serializes the tokens backwards both in token order and
// bit order in each token.
static void pack_mb_tokens_ans(struct AnsCoder *const ans,
                               const TOKENEXTRA *const start,
                               const TOKENEXTRA *const stop,
                               vpx_bit_depth_t bit_depth) {
  const TOKENEXTRA *p;
  TX_SIZE tx_size = TX_SIZES;

  for (p = stop - 1; p >= start; --p) {
    const int t = p->token;
    if (t == EOSB_TOKEN) {
      tx_size = (TX_SIZE)p->extra;
    } else {
#if CONFIG_VP9_HIGHBITDEPTH
    const vp10_extra_bit *const b =
      (bit_depth == VPX_BITS_12) ? &vp10_extra_bits_high12[t] :
      (bit_depth == VPX_BITS_10) ? &vp10_extra_bits_high10[t] :
      &vp10_extra_bits[t];
#else
    const vp10_extra_bit *const b = &vp10_extra_bits[t];
    (void) bit_depth;
#endif  // CONFIG_VP9_HIGHBITDEPTH

    if (t != EOB_TOKEN && t != ZERO_TOKEN) {
      // Write extra bits first
      const int e = p->extra;
      const int l = b->len;
      const int skip_bits = (t == CATEGORY6_TOKEN) ? TX_SIZES - 1 - tx_size : 0;
      assert(tx_size < TX_SIZES);
      uabs_write(ans, e & 1, 128);
      if (l) {
        const int v = e >> 1;
        int n;
        for (n = 0; n < l - skip_bits; ++n) {
          const int bb = (v >> n) & 1;
          uabs_write(ans, bb, b->prob[l - 1 - n]);
        }
        for (; n < l; ++n) {
          assert(((v >> n) & 1) == 0);
        }
      }

      {
        struct rans_sym s;
        int j;
        const vpx_prob *token_probs =
            vp10_pareto8_token_probs[p->context_tree[PIVOT_NODE] - 1];
        s.cum_prob = 0;
        for (j = ONE_TOKEN; j < t; ++j) {
          s.cum_prob += token_probs[j - ONE_TOKEN];
        }
        s.prob = token_probs[t - ONE_TOKEN];
        rans_write(ans, &s);
      }
    }
    if (t != EOB_TOKEN)
      uabs_write(ans, t != ZERO_TOKEN, p->context_tree[1]);
    if (!p->skip_eob_node)
      uabs_write(ans, t != EOB_TOKEN, p->context_tree[0]);
  }
  }
}
#endif  // !CONFIG_ANS
Jingning Han's avatar
Jingning Han committed
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
#if CONFIG_VAR_TX
static void pack_txb_tokens(vpx_writer *w,
                           TOKENEXTRA **tp, const TOKENEXTRA *const tok_end,
                           MACROBLOCKD *xd, MB_MODE_INFO *mbmi, int plane,
                           BLOCK_SIZE plane_bsize,
                           vpx_bit_depth_t bit_depth,
                           int block,
                           int blk_row, int blk_col, TX_SIZE tx_size) {
  const struct macroblockd_plane *const pd = &xd->plane[plane];
  const BLOCK_SIZE bsize = txsize_to_bsize[tx_size];
  int tx_idx = (blk_row >> (1 - pd->subsampling_y)) * 8 +
               (blk_col >> (1 - pd->subsampling_x));
  TX_SIZE plane_tx_size = plane ?
      get_uv_tx_size_impl(mbmi->inter_tx_size[tx_idx], bsize, 0, 0) :
      mbmi->inter_tx_size[tx_idx];
  int max_blocks_high = num_4x4_blocks_high_lookup[plane_bsize];
  int max_blocks_wide = num_4x4_blocks_wide_lookup[plane_bsize];

  if (xd->mb_to_bottom_edge < 0)
    max_blocks_high += xd->mb_to_bottom_edge >> (5 + pd->subsampling_y);
  if (xd->mb_to_right_edge < 0)
    max_blocks_wide += xd->mb_to_right_edge >> (5 + pd->subsampling_x);

  if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide)
    return;

  if (tx_size == plane_tx_size) {
    pack_mb_tokens(w, tp, tok_end, bit_depth, tx_size);
  } else {
    int bsl = b_width_log2_lookup[bsize];
    int i;

    assert(bsl > 0);
    --bsl;

    for (i = 0; i < 4; ++i) {
      const int offsetr = blk_row + ((i >> 1) << bsl);
      const int offsetc = blk_col + ((i & 0x01) << bsl);
      int step = 1 << (2 * (tx_size - 1));

      if (offsetr >= max_blocks_high || offsetc >= max_blocks_wide)
        continue;

      pack_txb_tokens(w, tp, tok_end, xd, mbmi, plane,
                      plane_bsize, bit_depth, block + i * step,
                      offsetr, offsetc, tx_size - 1);
    }
  }
}
#endif

Jingning Han's avatar
Jingning Han committed
655
static void write_segment_id(vpx_writer *w, const struct segmentation *seg,
656
                             const struct segmentation_probs *segp,
Jingning Han's avatar
Jingning Han committed
657
658
                             int segment_id) {
  if (seg->enabled && seg->update_map)
659
    vp10_write_tree(w, vp10_segment_tree, segp->tree_probs, segment_id, 3, 0);
Jingning Han's avatar
Jingning Han committed
660
661
662
}

// This function encodes the reference frame
Yaowu Xu's avatar
Yaowu Xu committed
663
static void write_ref_frames(const VP10_COMMON *cm, const MACROBLOCKD *xd,
Jingning Han's avatar
Jingning Han committed
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
                             vpx_writer *w) {
  const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
  const int is_compound = has_second_ref(mbmi);
  const int segment_id = mbmi->segment_id;

  // If segment level coding of this signal is disabled...
  // or the segment allows multiple reference frame options
  if (segfeature_active(&cm->seg, segment_id, SEG_LVL_REF_FRAME)) {
    assert(!is_compound);
    assert(mbmi->ref_frame[0] ==
               get_segdata(&cm->seg, segment_id, SEG_LVL_REF_FRAME));
  } else {
    // does the feature use compound prediction or not
    // (if not specified at the frame/segment level)
    if (cm->reference_mode == REFERENCE_MODE_SELECT) {
      vpx_write(w, is_compound, vp10_get_reference_mode_prob(cm, xd));
    } else {
      assert(!is_compound == (cm->reference_mode == SINGLE_REFERENCE));
    }

    if (is_compound) {
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
#if CONFIG_EXT_REFS
      const int bit = (mbmi->ref_frame[0] == GOLDEN_FRAME ||
                       mbmi->ref_frame[0] == LAST3_FRAME ||
                       mbmi->ref_frame[0] == LAST4_FRAME);
#else
      const int bit = mbmi->ref_frame[0] == GOLDEN_FRAME;
#endif  // CONFIG_EXT_REFS
      vpx_write(w, bit, vp10_get_pred_prob_comp_ref_p(cm, xd));

#if CONFIG_EXT_REFS
      if (!bit) {
        const int bit1 = mbmi->ref_frame[0] == LAST_FRAME;
        vpx_write(w, bit1, vp10_get_pred_prob_comp_ref_p1(cm, xd));
      } else {
        const int bit2 = mbmi->ref_frame[0] == GOLDEN_FRAME;
        vpx_write(w, bit2, vp10_get_pred_prob_comp_ref_p2(cm, xd));
        if (!bit2) {
          const int bit3 = mbmi->ref_frame[0] == LAST3_FRAME;
          vpx_write(w, bit3, vp10_get_pred_prob_comp_ref_p3(cm, xd));
        }
      }
#endif  // CONFIG_EXT_REFS
Jingning Han's avatar
Jingning Han committed
707
    } else {
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
#if CONFIG_EXT_REFS
      const int bit0 = (mbmi->ref_frame[0] == GOLDEN_FRAME ||
                        mbmi->ref_frame[0] == ALTREF_FRAME);
      vpx_write(w, bit0, vp10_get_pred_prob_single_ref_p1(cm, xd));

      if (bit0) {
        const int bit1 = mbmi->ref_frame[0] != GOLDEN_FRAME;
        vpx_write(w, bit1, vp10_get_pred_prob_single_ref_p2(cm, xd));
      } else {
        const int bit2 = (mbmi->ref_frame[0] == LAST3_FRAME ||
                          mbmi->ref_frame[0] == LAST4_FRAME);
        vpx_write(w, bit2, vp10_get_pred_prob_single_ref_p3(cm, xd));

        if (!bit2) {
          const int bit3 = mbmi->ref_frame[0] != LAST_FRAME;
          vpx_write(w, bit3, vp10_get_pred_prob_single_ref_p4(cm, xd));
        } else {
          const int bit4 = mbmi->ref_frame[0] != LAST3_FRAME;
          vpx_write(w, bit4, vp10_get_pred_prob_single_ref_p5(cm, xd));
        }
      }
#else
Jingning Han's avatar
Jingning Han committed
730
731
732
733
734
735
      const int bit0 = mbmi->ref_frame[0] != LAST_FRAME;
      vpx_write(w, bit0, vp10_get_pred_prob_single_ref_p1(cm, xd));
      if (bit0) {
        const int bit1 = mbmi->ref_frame[0] != GOLDEN_FRAME;
        vpx_write(w, bit1, vp10_get_pred_prob_single_ref_p2(cm, xd));
      }
736
#endif  // CONFIG_EXT_REFS
Jingning Han's avatar
Jingning Han committed
737
738
739
740
    }
  }
}

hui su's avatar
hui su committed
741
742
743
744
#if CONFIG_EXT_INTRA
static void write_ext_intra_mode_info(const VP10_COMMON *const cm,
                                      const MB_MODE_INFO *const mbmi,
                                      vpx_writer *w) {
hui su's avatar
hui su committed
745
746
747
#if !ALLOW_FILTER_INTRA_MODES
  return;
#endif
hui su's avatar
hui su committed
748
749
750
751
752
  if (mbmi->mode == DC_PRED) {
    vpx_write(w, mbmi->ext_intra_mode_info.use_ext_intra_mode[0],
              cm->fc->ext_intra_probs[0]);
    if (mbmi->ext_intra_mode_info.use_ext_intra_mode[0]) {
      EXT_INTRA_MODE mode = mbmi->ext_intra_mode_info.ext_intra_mode[0];
hui su's avatar
hui su committed
753
      write_uniform(w, FILTER_INTRA_MODES, mode);
hui su's avatar
hui su committed
754
755
756
757
758
759
760
    }
  }
  if (mbmi->uv_mode == DC_PRED) {
    vpx_write(w, mbmi->ext_intra_mode_info.use_ext_intra_mode[1],
              cm->fc->ext_intra_probs[1]);
    if (mbmi->ext_intra_mode_info.use_ext_intra_mode[1]) {
      EXT_INTRA_MODE mode = mbmi->ext_intra_mode_info.ext_intra_mode[1];
hui su's avatar
hui su committed
761
      write_uniform(w, FILTER_INTRA_MODES, mode);
hui su's avatar
hui su committed
762
763
764
765
766
    }
  }
}
#endif  // CONFIG_EXT_INTRA

767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
static void write_switchable_interp_filter(VP10_COMP *cpi,
                                           const MACROBLOCKD *xd,
                                           vpx_writer *w) {
  VP10_COMMON *const cm = &cpi->common;
  const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
  if (cm->interp_filter == SWITCHABLE) {
    const int ctx = vp10_get_pred_context_switchable_interp(xd);
#if CONFIG_EXT_INTERP
    if (!vp10_is_interp_needed(xd)) {
      // if (mbmi->interp_filter != EIGHTTAP)
      //   printf("Error [%d]\n", mbmi->sb_type);
      assert(mbmi->interp_filter == EIGHTTAP);
      return;
    }
#endif
    vp10_write_token(w, vp10_switchable_interp_tree,
                     cm->fc->switchable_interp_prob[ctx],
                     &switchable_interp_encodings[mbmi->interp_filter]);
    ++cpi->interp_filter_selected[0][mbmi->interp_filter];
  }
}

Yaowu Xu's avatar
Yaowu Xu committed
789
static void pack_inter_mode_mvs(VP10_COMP *cpi, const MODE_INFO *mi,
790
791
792
#if CONFIG_SUPERTX
                                int supertx_enabled,
#endif
Jingning Han's avatar
Jingning Han committed
793
                                vpx_writer *w) {
Yaowu Xu's avatar
Yaowu Xu committed
794
  VP10_COMMON *const cm = &cpi->common;
Jingning Han's avatar
Jingning Han committed
795
  const nmv_context *nmvc = &cm->fc->nmvc;
796
797
  const MACROBLOCK *x = &cpi->td.mb;
  const MACROBLOCKD *xd = &x->e_mbd;
Jingning Han's avatar
Jingning Han committed
798
  const struct segmentation *const seg = &cm->seg;
799
  const struct segmentation_probs *const segp = &cm->fc->seg;
Jingning Han's avatar
Jingning Han committed
800
801
802
803
804
805
806
807
808
809
810
811
812
  const MB_MODE_INFO *const mbmi = &mi->mbmi;
  const MB_MODE_INFO_EXT *const mbmi_ext = x->mbmi_ext;
  const PREDICTION_MODE mode = mbmi->mode;
  const int segment_id = mbmi->segment_id;
  const BLOCK_SIZE bsize = mbmi->sb_type;
  const int allow_hp = cm->allow_high_precision_mv;
  const int is_inter = is_inter_block(mbmi);
  const int is_compound = has_second_ref(mbmi);
  int skip, ref;

  if (seg->update_map) {
    if (seg->temporal_update) {
      const int pred_flag = mbmi->seg_id_predicted;
813
      vpx_prob pred_prob = vp10_get_pred_prob_seg_id(segp, xd);
Jingning Han's avatar
Jingning Han committed
814
815
      vpx_write(w, pred_flag, pred_prob);
      if (!pred_flag)
816
        write_segment_id(w, seg, segp, segment_id);
Jingning Han's avatar
Jingning Han committed
817
    } else {
818
      write_segment_id(w, seg, segp, segment_id);
Jingning Han's avatar
Jingning Han committed
819
820
821
    }
  }

822
823
824
825
826
827
#if CONFIG_SUPERTX
  if (supertx_enabled)
    skip = mbmi->skip;
  else
    skip = write_skip(cm, xd, segment_id, mi, w);
#else
Jingning Han's avatar
Jingning Han committed
828
  skip = write_skip(cm, xd, segment_id, mi, w);
829
#endif  // CONFIG_SUPERTX
Jingning Han's avatar
Jingning Han committed
830

831
832
833
834
835
#if CONFIG_SUPERTX
  if (!supertx_enabled)
#endif  // CONFIG_SUPERTX
    if (!segfeature_active(seg, segment_id, SEG_LVL_REF_FRAME))
      vpx_write(w, is_inter, vp10_get_intra_inter_prob(cm, xd));
Jingning Han's avatar
Jingning Han committed
836
837

  if (bsize >= BLOCK_8X8 && cm->tx_mode == TX_MODE_SELECT &&
838
839
840
#if CONFIG_SUPERTX
      !supertx_enabled &&
#endif  // CONFIG_SUPERTX
841
      !(is_inter && skip) && !xd->lossless[segment_id]) {
842
843
844
845
#if CONFIG_VAR_TX
    if (is_inter) {  // This implies skip flag is 0.
      const TX_SIZE max_tx_size = max_txsize_lookup[bsize];
      const int txb_size = txsize_to_bsize[max_tx_size];
846
847
848
      const int bs = num_4x4_blocks_wide_lookup[txb_size];
      const int width  = num_4x4_blocks_wide_lookup[bsize];
      const int height = num_4x4_blocks_high_lookup[bsize];
849
850
851
      int idx, idy;
      for (idy = 0; idy < height; idy += bs)
        for (idx = 0; idx < width; idx += bs)
852
          write_tx_size_inter(cm, xd, mbmi, max_tx_size, idy, idx, w);
853
    } else {
854
855
856
      set_txfm_ctx(xd->left_txfm_context, mbmi->tx_size, xd->n8_h);
      set_txfm_ctx(xd->above_txfm_context, mbmi->tx_size, xd->n8_w);

857
858
      write_selected_tx_size(cm, xd, w);
    }
859
860
861
  } else {
    set_txfm_ctx(xd->left_txfm_context, mbmi->tx_size, xd->n8_h);
    set_txfm_ctx(xd->above_txfm_context, mbmi->tx_size, xd->n8_w);
862
#else
863
  write_selected_tx_size(cm, xd, w);
864
#endif
Jingning Han's avatar
Jingning Han committed
865
866
867
868
869
  }

  if (!is_inter) {
    if (bsize >= BLOCK_8X8) {
      write_intra_mode(w, mode, cm->fc->y_mode_prob[size_group_lookup[bsize]]);
hui su's avatar
hui su committed
870
871
872
873
874
875
#if CONFIG_EXT_INTRA
      if (mode != DC_PRED && mode != TM_PRED) {
        write_uniform(w, 2 * MAX_ANGLE_DELTAS + 1,
                      MAX_ANGLE_DELTAS + mbmi->angle_delta[0]);
      }
#endif  // CONFIG_EXT_INTRA
Jingning Han's avatar
Jingning Han committed
876
877
878
879
880
881
882
883
884
885
886
887
    } else {
      int idx, idy;
      const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize];
      const int num_4x4_h = num_4x4_blocks_high_lookup[bsize];
      for (idy = 0; idy < 2; idy += num_4x4_h) {
        for (idx = 0; idx < 2; idx += num_4x4_w) {
          const PREDICTION_MODE b_mode = mi->bmi[idy * 2 + idx].as_mode;
          write_intra_mode(w, b_mode, cm->fc->y_mode_prob[0]);
        }
      }
    }
    write_intra_mode(w, mbmi->uv_mode, cm->fc->uv_mode_prob[mode]);
hui su's avatar
hui su committed
888
#if CONFIG_EXT_INTRA
hui su's avatar
hui su committed
889
890
891
892
893
    if (mbmi->uv_mode != DC_PRED && mbmi->uv_mode != TM_PRED &&
        bsize >= BLOCK_8X8)
      write_uniform(w, 2 * MAX_ANGLE_DELTAS + 1,
                    MAX_ANGLE_DELTAS + mbmi->angle_delta[1]);

hui su's avatar
hui su committed
894
895
896
    if (bsize >= BLOCK_8X8)
      write_ext_intra_mode_info(cm, mbmi, w);
#endif  // CONFIG_EXT_INTRA
Jingning Han's avatar
Jingning Han committed
897
  } else {
898
    int16_t mode_ctx = mbmi_ext->mode_context[mbmi->ref_frame[0]];
Jingning Han's avatar
Jingning Han committed
899
900
    write_ref_frames(cm, xd, w);

901
#if CONFIG_REF_MV
902
903
    mode_ctx = vp10_mode_context_analyzer(mbmi_ext->mode_context,
                                          mbmi->ref_frame, bsize, -1);
904
905
#endif

Jingning Han's avatar
Jingning Han committed
906
907
908
    // If segment skip is not enabled code the mode.
    if (!segfeature_active(seg, segment_id, SEG_LVL_SKIP)) {
      if (bsize >= BLOCK_8X8) {
909
        write_inter_mode(cm, w, mode, mode_ctx);
Jingning Han's avatar
Jingning Han committed
910
911
912
      }
    }

913
914
915
#if !CONFIG_EXT_INTERP
    write_switchable_interp_filter(cpi, xd, w);
#endif  // !CONFIG_EXT_INTERP
Jingning Han's avatar
Jingning Han committed
916
917
918
919
920
921
922
923
924

    if (bsize < BLOCK_8X8) {
      const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize];
      const int num_4x4_h = num_4x4_blocks_high_lookup[bsize];
      int idx, idy;
      for (idy = 0; idy < 2; idy += num_4x4_h) {
        for (idx = 0; idx < 2; idx += num_4x4_w) {
          const int j = idy * 2 + idx;
          const PREDICTION_MODE b_mode = mi->bmi[j].as_mode;
925
926
927
928
#if CONFIG_REF_MV
          mode_ctx = vp10_mode_context_analyzer(mbmi_ext->mode_context,
                                                mbmi->ref_frame, bsize, j);
#endif
929
          write_inter_mode(cm, w, b_mode, mode_ctx);
Jingning Han's avatar
Jingning Han committed
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
          if (b_mode == NEWMV) {
            for (ref = 0; ref < 1 + is_compound; ++ref)
              vp10_encode_mv(cpi, w, &mi->bmi[j].as_mv[ref].as_mv,
                            &mbmi_ext->ref_mvs[mbmi->ref_frame[ref]][0].as_mv,
                            nmvc, allow_hp);
          }
        }
      }
    } else {
      if (mode == NEWMV) {
        for (ref = 0; ref < 1 + is_compound; ++ref)
          vp10_encode_mv(cpi, w, &mbmi->mv[ref].as_mv,
                        &mbmi_ext->ref_mvs[mbmi->ref_frame[ref]][0].as_mv, nmvc,
                        allow_hp);
      }
    }
946
947
948
#if CONFIG_EXT_INTERP
    write_switchable_interp_filter(cpi, xd, w);
#endif  // CONFIG_EXT_INTERP
Jingning Han's avatar
Jingning Han committed
949
  }
950
951

#if CONFIG_EXT_TX
952
953
  if (get_ext_tx_types(mbmi->tx_size, bsize, is_inter) > 1 &&
      cm->base_qindex > 0 && !mbmi->skip &&
954
955
956
#if CONFIG_SUPERTX
      !supertx_enabled &&
#endif  // CONFIG_SUPERTX
957
      !segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) {
958
959
960
961
962
963
    int eset = get_ext_tx_set(mbmi->tx_size, bsize, is_inter);
    if (is_inter) {
      if (eset > 0)
        vp10_write_token(w, vp10_ext_tx_inter_tree[eset],
                         cm->fc->inter_ext_tx_prob[eset][mbmi->tx_size],
                         &ext_tx_inter_encodings[eset][mbmi->tx_type]);
964
    } else if (ALLOW_INTRA_EXT_TX) {
965
966
967
968
969
970
      if (eset > 0)
        vp10_write_token(
            w, vp10_ext_tx_intra_tree[eset],
            cm->fc->intra_ext_tx_prob[eset][mbmi->tx_size][mbmi->mode],
            &ext_tx_intra_encodings[eset][mbmi->tx_type]);
    }
971
  }
972
#else
973
974
  if (mbmi->tx_size < TX_32X32 &&
      cm->base_qindex > 0 && !mbmi->skip &&
975
976
977
#if CONFIG_SUPERTX
      !supertx_enabled &&
#endif  // CONFIG_SUPERTX
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
      !segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) {
    if (is_inter) {
      vp10_write_token(
          w, vp10_ext_tx_tree,
          cm->fc->inter_ext_tx_prob[mbmi->tx_size],
          &ext_tx_encodings[mbmi->tx_type]);
    } else {
      vp10_write_token(
          w, vp10_ext_tx_tree,
          cm->fc->intra_ext_tx_prob[mbmi->tx_size]
                                   [intra_mode_to_tx_type_context[mbmi->mode]],
          &ext_tx_encodings[mbmi->tx_type]);
    }
  } else {
    if (!mbmi->skip)
      assert(mbmi->tx_type == DCT_DCT);
  }
995
#endif  // CONFIG_EXT_TX
Jingning Han's avatar
Jingning Han committed
996
997
}

hui su's avatar
hui su committed
998
999
1000
static void write_palette_mode_info(const VP10_COMMON *cm,
                                    const MACROBLOCKD *xd,
                                    const MODE_INFO *const mi,