encodemb.c 61.8 KB
Newer Older
Jingning Han's avatar
Jingning Han committed
1
/*
Yaowu Xu's avatar
Yaowu Xu committed
2
 * Copyright (c) 2016, Alliance for Open Media. All rights reserved
Jingning Han's avatar
Jingning Han committed
3
 *
Yaowu Xu's avatar
Yaowu Xu committed
4
5
6
7
8
9
 * This source code is subject to the terms of the BSD 2 Clause License and
 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
 * was not distributed with this source code in the LICENSE file, you can
 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
 * Media Patent License 1.0 was not distributed with this source code in the
 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
Jingning Han's avatar
Jingning Han committed
10
11
 */

Yaowu Xu's avatar
Yaowu Xu committed
12
13
14
#include "./av1_rtcd.h"
#include "./aom_config.h"
#include "./aom_dsp_rtcd.h"
Jingning Han's avatar
Jingning Han committed
15

16
#include "aom_dsp/bitwriter.h"
17
#include "aom_dsp/quantize.h"
Yaowu Xu's avatar
Yaowu Xu committed
18
#include "aom_mem/aom_mem.h"
19
#include "aom_ports/mem.h"
Jingning Han's avatar
Jingning Han committed
20

21
22
23
24
#include "av1/common/idct.h"
#include "av1/common/reconinter.h"
#include "av1/common/reconintra.h"
#include "av1/common/scan.h"
Jingning Han's avatar
Jingning Han committed
25

26
#include "av1/encoder/av1_quantize.h"
27
#include "av1/encoder/encodemb.h"
28
29
30
#if CONFIG_LV_MAP
#include "av1/encoder/encodetxb.h"
#endif
31
32
33
#include "av1/encoder/hybrid_fwd_txfm.h"
#include "av1/encoder/rd.h"
#include "av1/encoder/tokenize.h"
Jingning Han's avatar
Jingning Han committed
34

35
36
37
38
39
40
#if CONFIG_PVQ
#include "av1/encoder/encint.h"
#include "av1/common/partition.h"
#include "av1/encoder/pvq_encoder.h"
#endif

41
42
43
44
#if CONFIG_CFL
#include "av1/common/cfl.h"
#endif

45
46
47
// Check if one needs to use c version subtraction.
static int check_subtract_block_size(int w, int h) { return w < 4 || h < 4; }

Angie Chiang's avatar
Angie Chiang committed
48
49
50
51
static void subtract_block(const MACROBLOCKD *xd, int rows, int cols,
                           int16_t *diff, ptrdiff_t diff_stride,
                           const uint8_t *src8, ptrdiff_t src_stride,
                           const uint8_t *pred8, ptrdiff_t pred_stride) {
52
#if !CONFIG_HIGHBITDEPTH
Angie Chiang's avatar
Angie Chiang committed
53
54
  (void)xd;
#endif
Jingning Han's avatar
Jingning Han committed
55

Angie Chiang's avatar
Angie Chiang committed
56
  if (check_subtract_block_size(rows, cols)) {
57
#if CONFIG_HIGHBITDEPTH
Angie Chiang's avatar
Angie Chiang committed
58
59
60
    if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
      aom_highbd_subtract_block_c(rows, cols, diff, diff_stride, src8,
                                  src_stride, pred8, pred_stride, xd->bd);
61
62
      return;
    }
63
#endif  // CONFIG_HIGHBITDEPTH
Angie Chiang's avatar
Angie Chiang committed
64
65
    aom_subtract_block_c(rows, cols, diff, diff_stride, src8, src_stride, pred8,
                         pred_stride);
66
67
68
69

    return;
  }

70
#if CONFIG_HIGHBITDEPTH
Angie Chiang's avatar
Angie Chiang committed
71
72
73
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
    aom_highbd_subtract_block(rows, cols, diff, diff_stride, src8, src_stride,
                              pred8, pred_stride, xd->bd);
Jingning Han's avatar
Jingning Han committed
74
75
    return;
  }
76
#endif  // CONFIG_HIGHBITDEPTH
Angie Chiang's avatar
Angie Chiang committed
77
78
79
80
  aom_subtract_block(rows, cols, diff, diff_stride, src8, src_stride, pred8,
                     pred_stride);
}

Angie Chiang's avatar
Angie Chiang committed
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
void av1_subtract_txb(MACROBLOCK *x, int plane, BLOCK_SIZE plane_bsize,
                      int blk_col, int blk_row, TX_SIZE tx_size) {
  MACROBLOCKD *const xd = &x->e_mbd;
  struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &x->e_mbd.plane[plane];
  const int diff_stride = block_size_wide[plane_bsize];
  const int src_stride = p->src.stride;
  const int dst_stride = pd->dst.stride;
  const int tx1d_width = tx_size_wide[tx_size];
  const int tx1d_height = tx_size_high[tx_size];
  uint8_t *dst =
      &pd->dst.buf[(blk_row * dst_stride + blk_col) << tx_size_wide_log2[0]];
  uint8_t *src =
      &p->src.buf[(blk_row * src_stride + blk_col) << tx_size_wide_log2[0]];
  int16_t *src_diff =
      &p->src_diff[(blk_row * diff_stride + blk_col) << tx_size_wide_log2[0]];
  subtract_block(xd, tx1d_height, tx1d_width, src_diff, diff_stride, src,
                 src_stride, dst, dst_stride);
}

Angie Chiang's avatar
Angie Chiang committed
101
102
103
104
105
106
107
108
109
110
void av1_subtract_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane) {
  struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &x->e_mbd.plane[plane];
  const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd);
  const int bw = block_size_wide[plane_bsize];
  const int bh = block_size_high[plane_bsize];
  const MACROBLOCKD *xd = &x->e_mbd;

  subtract_block(xd, bh, bw, p->src_diff, bw, p->src.buf, p->src.stride,
                 pd->dst.buf, pd->dst.stride);
Jingning Han's avatar
Jingning Han committed
111
112
}

113
114
// These numbers are empirically obtained.
static const int plane_rd_mult[REF_TYPES][PLANE_TYPES] = {
Thomas Davies's avatar
Thomas Davies committed
115
  { 10, 7 }, { 8, 5 },
116
};
Jingning Han's avatar
Jingning Han committed
117

118
119
120
static INLINE unsigned int get_token_bit_costs(
    unsigned int token_costs[2][COEFF_CONTEXTS][ENTROPY_TOKENS], int skip_eob,
    int ctx, int token) {
121
122
123
124
  (void)skip_eob;
  return token_costs[token == ZERO_TOKEN || token == EOB_TOKEN][ctx][token];
}

125
#if !CONFIG_LV_MAP
126

127
128
static int optimize_b_greedy(const AV1_COMMON *cm, MACROBLOCK *mb, int plane,
                             int block, TX_SIZE tx_size, int ctx) {
129
130
131
132
133
134
135
136
137
138
139
140
141
142
  MACROBLOCKD *const xd = &mb->e_mbd;
  struct macroblock_plane *const p = &mb->plane[plane];
  struct macroblockd_plane *const pd = &xd->plane[plane];
  const int ref = is_inter_block(&xd->mi[0]->mbmi);
  uint8_t token_cache[MAX_TX_SQUARE];
  const tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  const int eob = p->eobs[block];
  const PLANE_TYPE plane_type = pd->plane_type;
  const int16_t *const dequant_ptr = pd->dequant;
  const uint8_t *const band_translate = get_band_translate(tx_size);
  TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
  const SCAN_ORDER *const scan_order =
Angie Chiang's avatar
Angie Chiang committed
143
      get_scan(cm, tx_size, tx_type, &xd->mi[0]->mbmi);
144
145
146
  const int16_t *const scan = scan_order->scan;
  const int16_t *const nb = scan_order->neighbors;
  int dqv;
147
  const int shift = av1_get_tx_scale(tx_size);
148
149
#if CONFIG_AOM_QM
  int seg_id = xd->mi[0]->mbmi.segment_id;
150
151
152
153
154
  // Use a flat matrix (i.e. no weighting) for 1D and Identity transforms
  const qm_val_t *iqmatrix =
      IS_2D_TRANSFORM(tx_type)
          ? pd->seg_iqmatrix[seg_id][!ref][tx_size]
          : cm->giqmatrix[NUM_QM_LEVELS - 1][0][0][tx_size];
155
156
157
158
159
160
161
162
163
164
165
166
167
168
#endif
#if CONFIG_NEW_QUANT
  int dq = get_dq_profile_from_ctx(mb->qindex, ctx, ref, plane_type);
  const dequant_val_type_nuq *dequant_val = pd->dequant_val_nuq[dq];
#endif  // CONFIG_NEW_QUANT
  int sz = 0;
  int64_t rd_cost0, rd_cost1;
  int16_t t0, t1;
  int i, final_eob;
  const int cat6_bits = av1_get_cat6_extrabits_size(tx_size, xd->bd);
  unsigned int(*token_costs)[2][COEFF_CONTEXTS][ENTROPY_TOKENS] =
      mb->token_costs[txsize_sqr_map[tx_size]][plane_type][ref];
  const int default_eob = tx_size_2d[tx_size];

169
  assert(mb->qindex > 0);
170
171
172
173
174
175
176
177
178

  assert((!plane_type && !plane) || (plane_type && plane));
  assert(eob <= default_eob);

  int64_t rdmult = (mb->rdmult * plane_rd_mult[ref][plane_type]) >> 1;

  int64_t rate0, rate1;
  for (i = 0; i < eob; i++) {
    const int rc = scan[i];
179
    token_cache[rc] = av1_pt_energy_class[av1_get_token(qcoeff[rc])];
180
181
182
183
184
185
186
187
  }

  unsigned int(*token_costs_ptr)[2][COEFF_CONTEXTS][ENTROPY_TOKENS] =
      token_costs;

  final_eob = 0;

  int64_t eob_cost0, eob_cost1;
188
189
  tran_low_t before_best_eob_qc = 0;
  tran_low_t before_best_eob_dqc = 0;
190
191
192
193

  const int ctx0 = ctx;
  /* Record the r-d cost */
  int64_t accu_rate = 0;
194
195
196
  // Initialized to the worst possible error for the largest transform size.
  // This ensures that it never goes negative.
  int64_t accu_error = ((int64_t)1) << 50;
197
198
199

  rate0 = get_token_bit_costs(*(token_costs_ptr + band_translate[0]), 0, ctx0,
                              EOB_TOKEN);
200
  int64_t best_block_rd_cost = RDCOST(rdmult, rate0, accu_error);
201
202
203
204
205
206
207
208
209
210
211
212
213
214

  // int64_t best_block_rd_cost_all0 = best_block_rd_cost;
  int x_prev = 1;
  for (i = 0; i < eob; i++) {
    const int rc = scan[i];
    int x = qcoeff[rc];
    sz = -(x < 0);

    int band_cur = band_translate[i];
    int ctx_cur = (i == 0) ? ctx : get_coef_context(nb, token_cache, i);
    int token_tree_sel_cur = (x_prev == 0);

    if (x == 0) {
      // no need to search when x == 0
215
216
217
      int token = av1_get_token(x);
      rate0 = get_token_bit_costs(*(token_costs_ptr + band_cur),
                                  token_tree_sel_cur, ctx_cur, token);
218
219
220
221
222
223
224
225
      accu_rate += rate0;
      x_prev = 0;
      // accu_error does not change when x==0
    } else {
      /*  Computing distortion
       */
      // compute the distortion for the first candidate
      // and the distortion for quantizing to 0.
226
      int dx0 = abs(coeff[rc]) * (1 << shift);
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
#if CONFIG_HIGHBITDEPTH
      if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
        dx0 >>= xd->bd - 8;
      }
#endif
      int64_t d0 = (int64_t)dx0 * dx0;

      int x_a = x - 2 * sz - 1;
      int64_t d2, d2_a;

      int dx;

#if CONFIG_AOM_QM
      int iwt = iqmatrix[rc];
      dqv = dequant_ptr[rc != 0];
      dqv = ((iwt * (int)dqv) + (1 << (AOM_QM_BITS - 1))) >> AOM_QM_BITS;
#else
      dqv = dequant_ptr[rc != 0];
#endif

      dx = (dqcoeff[rc] - coeff[rc]) * (1 << shift);
#if CONFIG_HIGHBITDEPTH
      if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
250
251
252
        int dx_sign = dx < 0 ? 1 : 0;
        dx = abs(dx) >> (xd->bd - 8);
        if (dx_sign) dx = -dx;
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
      }
#endif  // CONFIG_HIGHBITDEPTH
      d2 = (int64_t)dx * dx;

      /* compute the distortion for the second candidate
       * x_a = x - 2 * sz + 1;
       */
      if (x_a != 0) {
#if CONFIG_NEW_QUANT
        dx = av1_dequant_coeff_nuq(x, dqv, dequant_val[band_translate[i]]) -
             (coeff[rc] << shift);
#if CONFIG_HIGHBITDEPTH
        if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
          dx >>= xd->bd - 8;
        }
#endif  // CONFIG_HIGHBITDEPTH
#else   // CONFIG_NEW_QUANT
#if CONFIG_HIGHBITDEPTH
        if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
          dx -= ((dqv >> (xd->bd - 8)) + sz) ^ sz;
        } else {
          dx -= (dqv + sz) ^ sz;
        }
#else
        dx -= (dqv + sz) ^ sz;
#endif  // CONFIG_HIGHBITDEPTH
#endif  // CONFIG_NEW_QUANT
        d2_a = (int64_t)dx * dx;
      } else {
        d2_a = d0;
      }
      /*  Computing rates and r-d cost
       */

      int best_x, best_eob_x;
      int64_t base_bits, next_bits0, next_bits1;
      int64_t next_eob_bits0, next_eob_bits1;

      // rate cost of x
      base_bits = av1_get_token_cost(x, &t0, cat6_bits);
      rate0 = base_bits + get_token_bit_costs(*(token_costs_ptr + band_cur),
                                              token_tree_sel_cur, ctx_cur, t0);

      base_bits = av1_get_token_cost(x_a, &t1, cat6_bits);
      rate1 = base_bits + get_token_bit_costs(*(token_costs_ptr + band_cur),
                                              token_tree_sel_cur, ctx_cur, t1);

      next_bits0 = 0;
      next_bits1 = 0;
      next_eob_bits0 = 0;
      next_eob_bits1 = 0;

      if (i < default_eob - 1) {
        int ctx_next, token_tree_sel_next;
        int band_next = band_translate[i + 1];
308
309
        int token_next =
            i + 1 != eob ? av1_get_token(qcoeff[scan[i + 1]]) : EOB_TOKEN;
310
311
312
313
314

        token_cache[rc] = av1_pt_energy_class[t0];
        ctx_next = get_coef_context(nb, token_cache, i + 1);
        token_tree_sel_next = (x == 0);

315
316
317
        next_bits0 =
            get_token_bit_costs(*(token_costs_ptr + band_next),
                                token_tree_sel_next, ctx_next, token_next);
318
319
320
321
322
323
324
325
        next_eob_bits0 =
            get_token_bit_costs(*(token_costs_ptr + band_next),
                                token_tree_sel_next, ctx_next, EOB_TOKEN);

        token_cache[rc] = av1_pt_energy_class[t1];
        ctx_next = get_coef_context(nb, token_cache, i + 1);
        token_tree_sel_next = (x_a == 0);

326
327
328
        next_bits1 =
            get_token_bit_costs(*(token_costs_ptr + band_next),
                                token_tree_sel_next, ctx_next, token_next);
329
330
331
332
333
334
335
336

        if (x_a != 0) {
          next_eob_bits1 =
              get_token_bit_costs(*(token_costs_ptr + band_next),
                                  token_tree_sel_next, ctx_next, EOB_TOKEN);
        }
      }

337
338
      rd_cost0 = RDCOST(rdmult, (rate0 + next_bits0), d2);
      rd_cost1 = RDCOST(rdmult, (rate1 + next_bits1), d2_a);
339
340
341

      best_x = (rd_cost1 < rd_cost0);

342
      eob_cost0 = RDCOST(rdmult, (accu_rate + rate0 + next_eob_bits0),
343
344
345
                         (accu_error + d2 - d0));
      eob_cost1 = eob_cost0;
      if (x_a != 0) {
346
        eob_cost1 = RDCOST(rdmult, (accu_rate + rate1 + next_eob_bits1),
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
                           (accu_error + d2_a - d0));
        best_eob_x = (eob_cost1 < eob_cost0);
      } else {
        best_eob_x = 0;
      }

      int dqc, dqc_a = 0;

      dqc = dqcoeff[rc];
      if (best_x + best_eob_x) {
        if (x_a != 0) {
#if CONFIG_NEW_QUANT
          dqc_a = av1_dequant_abscoeff_nuq(abs(x_a), dqv,
                                           dequant_val[band_translate[i]]);
          dqc_a = shift ? ROUND_POWER_OF_TWO(dqc_a, shift) : dqc_a;
          if (sz) dqc_a = -dqc_a;
#else
364
365
          if (x_a < 0)
            dqc_a = -((-x_a * dqv) >> shift);
366
          else
367
            dqc_a = (x_a * dqv) >> shift;
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
#endif  // CONFIG_NEW_QUANT
        } else {
          dqc_a = 0;
        }  // if (x_a != 0)
      }

      // record the better quantized value
      if (best_x) {
        qcoeff[rc] = x_a;
        dqcoeff[rc] = dqc_a;

        accu_rate += rate1;
        accu_error += d2_a - d0;
        assert(d2_a <= d0);

        token_cache[rc] = av1_pt_energy_class[t1];
      } else {
        accu_rate += rate0;
        accu_error += d2 - d0;
        assert(d2 <= d0);

        token_cache[rc] = av1_pt_energy_class[t0];
      }
391
      assert(accu_error >= 0);
392
393
394
395

      x_prev = qcoeff[rc];

      // determine whether to move the eob position to i+1
396
397
      int use_a = (x_a != 0) && (best_eob_x);
      int64_t best_eob_cost_i = use_a ? eob_cost1 : eob_cost0;
398
399
400
401

      if (best_eob_cost_i < best_block_rd_cost) {
        best_block_rd_cost = best_eob_cost_i;
        final_eob = i + 1;
402
403
404
405
406
407
408
        if (use_a) {
          before_best_eob_qc = x_a;
          before_best_eob_dqc = dqc_a;
        } else {
          before_best_eob_qc = x;
          before_best_eob_dqc = dqc;
        }
409
410
411
412
413
414
      }
    }  // if (x==0)
  }    // for (i)

  assert(final_eob <= eob);
  if (final_eob > 0) {
415
    assert(before_best_eob_qc != 0);
416
417
    i = final_eob - 1;
    int rc = scan[i];
418
419
    qcoeff[rc] = before_best_eob_qc;
    dqcoeff[rc] = before_best_eob_dqc;
420
421
422
423
424
425
426
427
428
429
430
  }

  for (i = final_eob; i < eob; i++) {
    int rc = scan[i];
    qcoeff[rc] = 0;
    dqcoeff[rc] = 0;
  }

  mb->plane[plane].eobs[block] = final_eob;
  return final_eob;
}
431
#endif  // !CONFIG_LV_MAP
432
433

int av1_optimize_b(const AV1_COMMON *cm, MACROBLOCK *mb, int plane, int block,
434
435
                   BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
                   const ENTROPY_CONTEXT *a, const ENTROPY_CONTEXT *l) {
436
437
438
439
440
441
  MACROBLOCKD *const xd = &mb->e_mbd;
  struct macroblock_plane *const p = &mb->plane[plane];
  const int eob = p->eobs[block];
  assert((mb->qindex == 0) ^ (xd->lossless[xd->mi[0]->mbmi.segment_id] == 0));
  if (eob == 0) return eob;
  if (xd->lossless[xd->mi[0]->mbmi.segment_id]) return eob;
Jingning Han's avatar
Jingning Han committed
442

443
#if CONFIG_PVQ
444
445
  (void)cm;
  (void)tx_size;
446
447
  (void)a;
  (void)l;
448
449
  return eob;
#endif
Jingning Han's avatar
Jingning Han committed
450

451
#if !CONFIG_LV_MAP
452
  (void)plane_bsize;
453
454
455
456
#if CONFIG_VAR_TX
  int ctx = get_entropy_context(tx_size, a, l);
#else
  int ctx = combine_entropy_contexts(*a, *l);
457
#endif  // CONFIG_VAR_TX
458
  return optimize_b_greedy(cm, mb, plane, block, tx_size, ctx);
459
460
461
462
463
#else   // !CONFIG_LV_MAP
  TXB_CTX txb_ctx;
  get_txb_ctx(plane_bsize, tx_size, plane, a, l, &txb_ctx);
  return av1_optimize_txb(cm, mb, plane, block, tx_size, &txb_ctx);
#endif  // !CONFIG_LV_MAP
464
}
465

Thomas Daede's avatar
Thomas Daede committed
466
#if !CONFIG_PVQ
Angie Chiang's avatar
Angie Chiang committed
467
468
typedef enum QUANT_FUNC {
  QUANT_FUNC_LOWBD = 0,
469
  QUANT_FUNC_HIGHBD = 1,
470
  QUANT_FUNC_TYPES = 2
Angie Chiang's avatar
Angie Chiang committed
471
472
} QUANT_FUNC;

473
474
static AV1_QUANT_FACADE
    quant_func_list[AV1_XFORM_QUANT_TYPES][QUANT_FUNC_TYPES] = {
475
#if !CONFIG_NEW_QUANT
476
      { av1_quantize_fp_facade, av1_highbd_quantize_fp_facade },
Yaowu Xu's avatar
Yaowu Xu committed
477
478
      { av1_quantize_b_facade, av1_highbd_quantize_b_facade },
      { av1_quantize_dc_facade, av1_highbd_quantize_dc_facade },
479
#else   // !CONFIG_NEW_QUANT
480
481
482
      { av1_quantize_fp_nuq_facade, av1_highbd_quantize_fp_nuq_facade },
      { av1_quantize_b_nuq_facade, av1_highbd_quantize_b_nuq_facade },
      { av1_quantize_dc_nuq_facade, av1_highbd_quantize_dc_nuq_facade },
483
#endif  // !CONFIG_NEW_QUANT
484
485
      { NULL, NULL }
    };
486
#endif  // !CONFIG_PVQ
487

488
489
490
491
typedef void (*fwdTxfmFunc)(const int16_t *diff, tran_low_t *coeff, int stride,
                            FWD_TXFM_PARAM *param);
static const fwdTxfmFunc fwd_txfm_func[2] = { av1_fwd_txfm,
                                              av1_highbd_fwd_txfm };
492

Angie Chiang's avatar
Angie Chiang committed
493
494
void av1_xform_quant(const AV1_COMMON *cm, MACROBLOCK *x, int plane, int block,
                     int blk_row, int blk_col, BLOCK_SIZE plane_bsize,
495
496
                     TX_SIZE tx_size, int ctx,
                     AV1_XFORM_QUANT xform_quant_idx) {
Jingning Han's avatar
Jingning Han committed
497
  MACROBLOCKD *const xd = &x->e_mbd;
498
  MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
Yushin Cho's avatar
Yushin Cho committed
499
#if !(CONFIG_PVQ || CONFIG_DAALA_DIST)
Jingning Han's avatar
Jingning Han committed
500
501
  const struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &xd->plane[plane];
502
503
504
505
#else
  struct macroblock_plane *const p = &x->plane[plane];
  struct macroblockd_plane *const pd = &xd->plane[plane];
#endif
506
  PLANE_TYPE plane_type = get_plane_type(plane);
507
  TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
Angie Chiang's avatar
Angie Chiang committed
508
509

#if CONFIG_AOM_QM || CONFIG_NEW_QUANT
510
  const int is_inter = is_inter_block(mbmi);
Angie Chiang's avatar
Angie Chiang committed
511
512
513
#endif

  const SCAN_ORDER *const scan_order = get_scan(cm, tx_size, tx_type, mbmi);
Jingning Han's avatar
Jingning Han committed
514
515
516
517
  tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
  tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  uint16_t *const eob = &p->eobs[block];
518
  const int diff_stride = block_size_wide[plane_bsize];
519
#if CONFIG_AOM_QM
520
  int seg_id = mbmi->segment_id;
521
522
523
524
525
526
527
528
  // Use a flat matrix (i.e. no weighting) for 1D and Identity transforms
  const qm_val_t *qmatrix =
      IS_2D_TRANSFORM(tx_type) ? pd->seg_qmatrix[seg_id][!is_inter][tx_size]
                               : cm->gqmatrix[NUM_QM_LEVELS - 1][0][0][tx_size];
  const qm_val_t *iqmatrix =
      IS_2D_TRANSFORM(tx_type)
          ? pd->seg_iqmatrix[seg_id][!is_inter][tx_size]
          : cm->giqmatrix[NUM_QM_LEVELS - 1][0][0][tx_size];
529
#endif
Angie Chiang's avatar
Angie Chiang committed
530
531

  FWD_TXFM_PARAM fwd_txfm_param;
532

Lester Lu's avatar
Lester Lu committed
533
#if CONFIG_PVQ || CONFIG_DAALA_DIST || CONFIG_LGT
Yushin Cho's avatar
Yushin Cho committed
534
535
  uint8_t *dst;
  const int dst_stride = pd->dst.stride;
Lester Lu's avatar
Lester Lu committed
536
537
#if CONFIG_PVQ || CONFIG_DAALA_DIST
  int16_t *pred;
538
539
  const int txw = tx_size_wide[tx_size];
  const int txh = tx_size_high[tx_size];
Yushin Cho's avatar
Yushin Cho committed
540
541
  int i, j;
#endif
Lester Lu's avatar
Lester Lu committed
542
#endif
Yushin Cho's avatar
Yushin Cho committed
543

544
545
#if !CONFIG_PVQ
  const int tx2d_size = tx_size_2d[tx_size];
546
  QUANT_PARAM qparam;
547
548
  const int16_t *src_diff;

549
550
  src_diff =
      &p->src_diff[(blk_row * diff_stride + blk_col) << tx_size_wide_log2[0]];
551
  qparam.log_scale = av1_get_tx_scale(tx_size);
552
553
554
555
556
557
558
559
#if CONFIG_NEW_QUANT
  qparam.tx_size = tx_size;
  qparam.dq = get_dq_profile_from_ctx(x->qindex, ctx, is_inter, plane_type);
#endif  // CONFIG_NEW_QUANT
#if CONFIG_AOM_QM
  qparam.qmatrix = qmatrix;
  qparam.iqmatrix = iqmatrix;
#endif  // CONFIG_AOM_QM
560
561
562
563
#else
  tran_low_t *ref_coeff = BLOCK_OFFSET(pd->pvq_ref_coeff, block);
  int skip = 1;
  PVQ_INFO *pvq_info = NULL;
Yushin Cho's avatar
Yushin Cho committed
564
565
566
  uint8_t *src;
  int16_t *src_int16;
  const int src_stride = p->src.stride;
567

568
  (void)ctx;
569
570
571
572
573
574
575
  (void)scan_order;
  (void)qcoeff;

  if (x->pvq_coded) {
    assert(block < MAX_PVQ_BLOCKS_IN_SB);
    pvq_info = &x->pvq[block][plane];
  }
576
577
578
  src = &p->src.buf[(blk_row * src_stride + blk_col) << tx_size_wide_log2[0]];
  src_int16 =
      &p->src_int16[(blk_row * diff_stride + blk_col) << tx_size_wide_log2[0]];
Yushin Cho's avatar
Yushin Cho committed
579

580
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
581
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
582
583
    for (j = 0; j < txh; j++)
      for (i = 0; i < txw; i++)
Thomas Daede's avatar
Thomas Daede committed
584
585
586
        src_int16[diff_stride * j + i] =
            CONVERT_TO_SHORTPTR(src)[src_stride * j + i];
  } else {
587
#endif  // CONFIG_HIGHBITDEPTH
588
589
    for (j = 0; j < txh; j++)
      for (i = 0; i < txw; i++)
Thomas Daede's avatar
Thomas Daede committed
590
        src_int16[diff_stride * j + i] = src[src_stride * j + i];
591
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
592
  }
593
#endif  // CONFIG_HIGHBITDEPTH
Yushin Cho's avatar
Yushin Cho committed
594
595
#endif

Lester Lu's avatar
Lester Lu committed
596
#if CONFIG_PVQ || CONFIG_DAALA_DIST || CONFIG_LGT
Yushin Cho's avatar
Yushin Cho committed
597
  dst = &pd->dst.buf[(blk_row * dst_stride + blk_col) << tx_size_wide_log2[0]];
Lester Lu's avatar
Lester Lu committed
598
#if CONFIG_PVQ || CONFIG_DAALA_DIST
599
  pred = &pd->pred[(blk_row * diff_stride + blk_col) << tx_size_wide_log2[0]];
600

Thomas Daede's avatar
Thomas Daede committed
601
602
// copy uint8 orig and predicted block to int16 buffer
// in order to use existing VP10 transform functions
603
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
604
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
605
606
    for (j = 0; j < txh; j++)
      for (i = 0; i < txw; i++)
Thomas Daede's avatar
Thomas Daede committed
607
608
609
        pred[diff_stride * j + i] =
            CONVERT_TO_SHORTPTR(dst)[dst_stride * j + i];
  } else {
610
#endif  // CONFIG_HIGHBITDEPTH
611
612
    for (j = 0; j < txh; j++)
      for (i = 0; i < txw; i++)
Thomas Daede's avatar
Thomas Daede committed
613
        pred[diff_stride * j + i] = dst[dst_stride * j + i];
614
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
615
  }
616
#endif  // CONFIG_HIGHBITDEPTH
Lester Lu's avatar
Lester Lu committed
617
618
#endif  // CONFIG_PVQ || CONFIG_DAALA_DIST
#endif  // CONFIG_PVQ || CONFIG_DAALA_DIST || CONFIG_LGT
Yushin Cho's avatar
Yushin Cho committed
619

620
  (void)ctx;
621
622

  fwd_txfm_param.tx_type = tx_type;
Angie Chiang's avatar
Angie Chiang committed
623
  fwd_txfm_param.tx_size = tx_size;
624
  fwd_txfm_param.lossless = xd->lossless[mbmi->segment_id];
Lester Lu's avatar
Lester Lu committed
625
626
627
628
629
630
#if CONFIG_LGT
  fwd_txfm_param.is_inter = is_inter_block(mbmi);
  fwd_txfm_param.dst = dst;
  fwd_txfm_param.stride = dst_stride;
  fwd_txfm_param.mode = get_prediction_mode(xd->mi[0], plane, tx_size, block);
#endif
Angie Chiang's avatar
Angie Chiang committed
631

Thomas Daede's avatar
Thomas Daede committed
632
#if !CONFIG_PVQ
633
  fwd_txfm_param.bd = xd->bd;
634
635
636
  const int is_hbd = get_bitdepth_data_path_index(xd);
  fwd_txfm_func[is_hbd](src_diff, coeff, diff_stride, &fwd_txfm_param);

Yaowu Xu's avatar
Yaowu Xu committed
637
  if (xform_quant_idx != AV1_XFORM_QUANT_SKIP_QUANT) {
638
    if (LIKELY(!x->skip_block)) {
639
      quant_func_list[xform_quant_idx][is_hbd](
640
          coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order, &qparam);
641
    } else {
Yaowu Xu's avatar
Yaowu Xu committed
642
      av1_quantize_skip(tx2d_size, qcoeff, dqcoeff, eob);
Jingning Han's avatar
Jingning Han committed
643
644
    }
  }
645
646
647
648
#if CONFIG_LV_MAP
  p->txb_entropy_ctx[block] =
      (uint8_t)av1_get_txb_entropy_context(qcoeff, scan_order, *eob);
#endif  // CONFIG_LV_MAP
649
650
  return;
#else  // CONFIG_PVQ
Angie Chiang's avatar
Angie Chiang committed
651
  (void)xform_quant_idx;
652
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
653
654
  fwd_txfm_param.bd = xd->bd;
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
hui su's avatar
hui su committed
655
656
    av1_highbd_fwd_txfm(src_int16, coeff, diff_stride, &fwd_txfm_param);
    av1_highbd_fwd_txfm(pred, ref_coeff, diff_stride, &fwd_txfm_param);
Thomas Daede's avatar
Thomas Daede committed
657
658
  } else {
#endif
hui su's avatar
hui su committed
659
660
    av1_fwd_txfm(src_int16, coeff, diff_stride, &fwd_txfm_param);
    av1_fwd_txfm(pred, ref_coeff, diff_stride, &fwd_txfm_param);
661
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
662
663
  }
#endif
664
665

  // PVQ for inter mode block
666
  if (!x->skip_block) {
ltrudeau's avatar
ltrudeau committed
667
    PVQ_SKIP_TYPE ac_dc_coded =
Thomas Daede's avatar
Thomas Daede committed
668
        av1_pvq_encode_helper(x,
ltrudeau's avatar
ltrudeau committed
669
670
671
672
673
674
675
676
677
678
679
680
                              coeff,        // target original vector
                              ref_coeff,    // reference vector
                              dqcoeff,      // de-quantized vector
                              eob,          // End of Block marker
                              pd->dequant,  // aom's quantizers
                              plane,        // image plane
                              tx_size,      // block size in log_2 - 2
                              tx_type,
                              &x->rate,  // rate measured
                              x->pvq_speed,
                              pvq_info);  // PVQ info for a block
    skip = ac_dc_coded == PVQ_SKIP;
681
  }
682
683
684
685
  x->pvq_skip[plane] = skip;

  if (!skip) mbmi->skip = 0;
#endif  // #if !CONFIG_PVQ
Jingning Han's avatar
Jingning Han committed
686
687
}

688
static void encode_block(int plane, int block, int blk_row, int blk_col,
689
                         BLOCK_SIZE plane_bsize, TX_SIZE tx_size, void *arg) {
Jingning Han's avatar
Jingning Han committed
690
  struct encode_b_args *const args = arg;
Angie Chiang's avatar
Angie Chiang committed
691
  AV1_COMMON *cm = args->cm;
Jingning Han's avatar
Jingning Han committed
692
693
  MACROBLOCK *const x = args->x;
  MACROBLOCKD *const xd = &x->e_mbd;
694
  int ctx;
Jingning Han's avatar
Jingning Han committed
695
696
697
698
  struct macroblock_plane *const p = &x->plane[plane];
  struct macroblockd_plane *const pd = &xd->plane[plane];
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  uint8_t *dst;
699
#if !CONFIG_PVQ
Jingning Han's avatar
Jingning Han committed
700
  ENTROPY_CONTEXT *a, *l;
701
#endif
702
#if CONFIG_VAR_TX
703
  int bw = block_size_wide[plane_bsize] >> tx_size_wide_log2[0];
704
#endif
705
706
  dst = &pd->dst
             .buf[(blk_row * pd->dst.stride + blk_col) << tx_size_wide_log2[0]];
707
708

#if !CONFIG_PVQ
709
710
  a = &args->ta[blk_col];
  l = &args->tl[blk_row];
711
712
713
714
715
#if CONFIG_VAR_TX
  ctx = get_entropy_context(tx_size, a, l);
#else
  ctx = combine_entropy_contexts(*a, *l);
#endif
716
717
718
#else
  ctx = 0;
#endif  // CONFIG_PVQ
Jingning Han's avatar
Jingning Han committed
719

Alex Converse's avatar
Alex Converse committed
720
#if CONFIG_VAR_TX
721
  // Assert not magic number (uninitialized).
722
  assert(x->blk_skip[plane][blk_row * bw + blk_col] != 234);
723

724
  if (x->blk_skip[plane][blk_row * bw + blk_col] == 0) {
725
#else
726
  {
727
#endif
Angie Chiang's avatar
Angie Chiang committed
728
    av1_xform_quant(cm, x, plane, block, blk_row, blk_col, plane_bsize, tx_size,
729
                    ctx, AV1_XFORM_QUANT_FP);
Jingning Han's avatar
Jingning Han committed
730
  }
731
732
#if CONFIG_VAR_TX
  else {
733
    p->eobs[block] = 0;
734
735
  }
#endif
736

737
#if !CONFIG_PVQ
738
  av1_optimize_b(cm, x, plane, block, plane_bsize, tx_size, a, l);
739

740
741
  av1_set_txb_context(x, plane, block, tx_size, a, l);

742
  if (p->eobs[block]) *(args->skip) = 0;
Jingning Han's avatar
Jingning Han committed
743

744
  if (p->eobs[block] == 0) return;
745
746
747
748
749
750
#else
  (void)ctx;
  if (!x->pvq_skip[plane]) *(args->skip) = 0;

  if (x->pvq_skip[plane]) return;
#endif
751
  TX_TYPE tx_type = get_tx_type(pd->plane_type, xd, block, tx_size);
Lester Lu's avatar
Lester Lu committed
752
753
754
755
756
#if CONFIG_LGT
  PREDICTION_MODE mode = get_prediction_mode(xd->mi[0], plane, tx_size, block);
  av1_inverse_transform_block(xd, dqcoeff, mode, tx_type, tx_size, dst,
                              pd->dst.stride, p->eobs[block]);
#else
757
758
  av1_inverse_transform_block(xd, dqcoeff, tx_type, tx_size, dst,
                              pd->dst.stride, p->eobs[block]);
Lester Lu's avatar
Lester Lu committed
759
#endif
Jingning Han's avatar
Jingning Han committed
760
761
}

762
763
764
765
766
767
768
769
#if CONFIG_VAR_TX
static void encode_block_inter(int plane, int block, int blk_row, int blk_col,
                               BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
                               void *arg) {
  struct encode_b_args *const args = arg;
  MACROBLOCK *const x = args->x;
  MACROBLOCKD *const xd = &x->e_mbd;
  MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
770
  const BLOCK_SIZE bsize = txsize_to_bsize[tx_size];
771
  const struct macroblockd_plane *const pd = &xd->plane[plane];
772
773
  const int tx_row = blk_row >> (1 - pd->subsampling_y);
  const int tx_col = blk_col >> (1 - pd->subsampling_x);
Debargha Mukherjee's avatar
Debargha Mukherjee committed
774
  TX_SIZE plane_tx_size;
775
776
  const int max_blocks_high = max_block_high(xd, plane_bsize, plane);
  const int max_blocks_wide = max_block_wide(xd, plane_bsize, plane);
777

778
  if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide) return;
779

780
781
782
  plane_tx_size =
      plane ? uv_txsize_lookup[bsize][mbmi->inter_tx_size[tx_row][tx_col]][0][0]
            : mbmi->inter_tx_size[tx_row][tx_col];
Debargha Mukherjee's avatar
Debargha Mukherjee committed
783

784
  if (tx_size == plane_tx_size) {
785
    encode_block(plane, block, blk_row, blk_col, plane_bsize, tx_size, arg);
786
  } else {
787
    assert(tx_size < TX_SIZES_ALL);
788
    const TX_SIZE sub_txs = sub_tx_size_map[tx_size];
789
    assert(sub_txs < tx_size);
790
791
    // This is the square transform block partition entry point.
    int bsl = tx_size_wide_unit[sub_txs];
792
793
    int i;
    assert(bsl > 0);
794

795
    for (i = 0; i < 4; ++i) {
796
797
798
      const int offsetr = blk_row + ((i >> 1) * bsl);
      const int offsetc = blk_col + ((i & 0x01) * bsl);
      int step = tx_size_wide_unit[sub_txs] * tx_size_high_unit[sub_txs];
799

800
      if (offsetr >= max_blocks_high || offsetc >= max_blocks_wide) continue;
801

802
803
804
      encode_block_inter(plane, block, offsetr, offsetc, plane_bsize, sub_txs,
                         arg);
      block += step;
805
806
807
808
809
    }
  }
}
#endif

Angie Chiang's avatar
Angie Chiang committed
810
811
812
813
814
typedef struct encode_block_pass1_args {
  AV1_COMMON *cm;
  MACROBLOCK *x;
} encode_block_pass1_args;

815
static void encode_block_pass1(int plane, int block, int blk_row, int blk_col,
816
817
                               BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
                               void *arg) {
Angie Chiang's avatar
Angie Chiang committed
818
819
820
  encode_block_pass1_args *args = (encode_block_pass1_args *)arg;
  AV1_COMMON *cm = args->cm;
  MACROBLOCK *const x = args->x;
Jingning Han's avatar
Jingning Han committed
821
822
823
824
825
  MACROBLOCKD *const xd = &x->e_mbd;
  struct macroblock_plane *const p = &x->plane[plane];
  struct macroblockd_plane *const pd = &xd->plane[plane];
  tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
  uint8_t *dst;
826
  int ctx = 0;
827
828
  dst = &pd->dst
             .buf[(blk_row * pd->dst.stride + blk_col) << tx_size_wide_log2[0]];
Jingning Han's avatar
Jingning Han committed
829

Angie Chiang's avatar
Angie Chiang committed
830
  av1_xform_quant(cm, x, plane, block, blk_row, blk_col, plane_bsize, tx_size,
831
                  ctx, AV1_XFORM_QUANT_B);
832
#if !CONFIG_PVQ
Jingning Han's avatar
Jingning Han committed
833
  if (p->eobs[block] > 0) {
834
835
836
837
838
839
840
841
#else
  if (!x->pvq_skip[plane]) {
    {
      int tx_blk_size;
      int i, j;
      // transform block size in pixels
      tx_blk_size = tx_size_wide[tx_size];

Thomas Daede's avatar
Thomas Daede committed
842
843
844
845
// Since av1 does not have separate function which does inverse transform
// but av1_inv_txfm_add_*x*() also does addition of predicted image to
// inverse transformed image,
// pass blank dummy image to av1_inv_txfm_add_*x*(), i.e. set dst as zeros
846
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
847
848
849
850
851
      if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
        for (j = 0; j < tx_blk_size; j++)
          for (i = 0; i < tx_blk_size; i++)
            CONVERT_TO_SHORTPTR(dst)[j * pd->dst.stride + i] = 0;
      } else {
852
#endif  // CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
853
854
        for (j = 0; j < tx_blk_size; j++)
          for (i = 0; i < tx_blk_size; i++) dst[j * pd->dst.stride + i] = 0;
855
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
856
      }
857
#endif  // CONFIG_HIGHBITDEPTH
858
    }
Jingning Han's avatar
Jingning Han committed
859
#endif  // !CONFIG_PVQ
860
#if CONFIG_HIGHBITDEPTH
861
862
863
864
865
    INV_TXFM_PARAM inv_txfm_param;
    inv_txfm_param.bd = xd->bd;
    inv_txfm_param.tx_type = DCT_DCT;
    inv_txfm_param.eob = p->eobs[block];
    inv_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];
Jingning Han's avatar
Jingning Han committed
866
    if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
867
868
      av1_highbd_inv_txfm_add_4x4(dqcoeff, dst, pd->dst.stride,
                                  &inv_txfm_param);
869
      return;
Jingning Han's avatar
Jingning Han committed
870
    }
871
#endif  //  CONFIG_HIGHBITDEPTH
Yaowu Xu's avatar
Yaowu Xu committed
872
    if (xd->lossless[xd->mi[0]->mbmi.segment_id]) {
Yaowu Xu's avatar
Yaowu Xu committed
873
      av1_iwht4x4_add(dqcoeff, dst, pd->dst.stride, p->eobs[block]);
874
    } else {
Yaowu Xu's avatar
Yaowu Xu committed
875
      av1_idct4x4_add(dqcoeff, dst, pd->dst.stride, p->eobs[block]);
876
    }
Jingning Han's avatar
Jingning Han committed
877
878
879
  }
}

Angie Chiang's avatar
Angie Chiang committed
880
881
void av1_encode_sby_pass1(AV1_COMMON *cm, MACROBLOCK *x, BLOCK_SIZE bsize) {
  encode_block_pass1_args args = { cm, x };
Yaowu Xu's avatar
Yaowu Xu committed
882
883
  av1_subtract_plane(x, bsize, 0);
  av1_foreach_transformed_block_in_plane(&x->e_mbd, bsize, 0,
Angie Chiang's avatar
Angie Chiang committed
884
                                         encode_block_pass1, &args);
Jingning Han's avatar
Jingning Han committed
885
886
}

Yaowu Xu's avatar
Yaowu Xu committed
887
888
void av1_encode_sb(AV1_COMMON *cm, MACROBLOCK *x, BLOCK_SIZE bsize, int mi_row,
                   int mi_col) {
Jingning Han's avatar
Jingning Han committed
889
890
891
  MACROBLOCKD *const xd = &x->e_mbd;
  struct optimize_ctx ctx;
  MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
Angie Chiang's avatar
Angie Chiang committed
892
  struct encode_b_args arg = { cm, x, &ctx, &mbmi->skip, NULL, NULL, 1 };
Jingning Han's avatar
Jingning Han committed
893
894
895
896
  int plane;

  mbmi->skip = 1;

897
  if (x->skip) return;
Jingning Han's avatar
Jingning Han committed
898
899

  for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
Jingning Han's avatar
Jingning Han committed
900
#if CONFIG_CB4X4 && !CONFIG_CHROMA_2X2
901
902
903
904
905
    const int subsampling_x = xd->plane[plane].subsampling_x;
    const int subsampling_y = xd->plane[plane].subsampling_y;

    if (!is_chroma_reference(mi_row, mi_col, bsize, subsampling_x,
                             subsampling_y))
906
      continue;
907
908

    bsize = scale_chroma_bsize(bsize, subsampling_x, subsampling_y);
909
910
911
912
913
#else
    (void)mi_row;
    (void)mi_col;
#endif

914
915
916
917
#if CONFIG_VAR_TX
    // TODO(jingning): Clean this up.
    const struct macroblockd_plane *const pd = &xd->plane[plane];
    const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd);
918
919
    const int mi_width = block_size_wide[plane_bsize] >> tx_size_wide_log2[0];
    const int mi_height = block_size_high[plane_bsize] >> tx_size_wide_log2[0];
920
    const TX_SIZE max_tx_size = get_vartx_max_txsize(mbmi, plane_bsize);
921
    const BLOCK_SIZE txb_size = txsize_to_bsize[max_tx_size];
922
923
    const int bw = block_size_wide[txb_size] >> tx_size_wide_log2[0];
    const int bh = block_size_high[txb_size] >> tx_size_wide_log2[0];
924
925
    int idx, idy;
    int block = 0;
926
    int step = tx_size_wide_unit[max_tx_size] * tx_size_high_unit[max_tx_size];
927
    av1_get_entropy_contexts(bsize, 0, pd, ctx.ta[plane], ctx.tl[plane]);
928
#else
929
    const struct macroblockd_plane *const pd = &xd->plane[plane];
Angie Chiang's avatar
Angie Chiang committed
930
    const TX_SIZE tx_size = get_tx_size(plane, xd);
Yaowu Xu's avatar
Yaowu Xu committed
931
    av1_get_entropy_contexts(bsize, tx_size, pd, ctx.ta[plane], ctx.tl[plane]);
932
#endif
933

934
#if !CONFIG_PVQ
Yaowu Xu's avatar
Yaowu Xu committed
935
    av1_subtract_plane(x, bsize, plane);
936
#endif
937
938
    arg.ta = ctx.ta[plane];
    arg.tl = ctx.tl[plane];
939

940
#if CONFIG_VAR_TX
941
942
943
944
945
    for (idy = 0; idy < mi_height; idy += bh) {
      for (idx = 0; idx < mi_width; idx += bw) {
        encode_block_inter(plane, block, idy, idx, plane_bsize, max_tx_size,
                           &arg);
        block += step;
946
947
948
      }
    }
#else
Yaowu Xu's avatar
Yaowu Xu committed
949
950
    av1_foreach_transformed_block_in_plane(xd, bsize, plane, encode_block,
                                           &arg);
951
#endif
Jingning Han's avatar
Jingning Han committed
952
953
954
  }
}

955
#if CONFIG_SUPERTX
Angie Chiang's avatar
Angie Chiang committed
956
void av1_encode_sb_supertx(AV1_COMMON *cm, MACROBLOCK *x, BLOCK_SIZE bsize) {
957
958
959
  MACROBLOCKD *const xd = &x->e_mbd;
  struct optimize_ctx ctx;
  MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
Angie Chiang's avatar
Angie Chiang committed
960
  struct encode_b_args arg = { cm, x, &ctx, &mbmi->skip, NULL, NULL, 1 };
961
962
963
  int plane;

  mbmi->skip = 1;
964
  if (x->skip) return;
965
966

  for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
967
    const struct macroblockd_plane *const pd = &xd->plane[plane];
968
969
970
#if CONFIG_VAR_TX
    const TX_SIZE tx_size = TX_4X4;
#else
Angie Chiang's avatar
Angie Chiang committed
971
    const TX_SIZE tx_size = get_tx_size(plane, xd);
972
#endif
Yaowu Xu's avatar
Yaowu Xu committed
973
974
    av1_subtract_plane(x, bsize, plane);
    av1_get_entropy_contexts(bsize, tx_size, pd, ctx.ta[plane], ctx.tl[plane]);
975
976
    arg.ta = ctx.ta[plane];
    arg.tl = ctx.tl[plane];
Yaowu Xu's avatar
Yaowu Xu committed
977
978
    av1_foreach_transformed_block_in_plane(xd, bsize, plane, encode_block,
                                           &arg);
979
980
981
982
  }
}
#endif  // CONFIG_SUPERTX

983
#if !CONFIG_PVQ
984
void av1_set_txb_context(MACROBLOCK *x, int plane, int block, TX_SIZE tx_size,
985
986
987
                         ENTROPY_CONTEXT *a, ENTROPY_CONTEXT *l) {
  (void)tx_size;
  struct macroblock_plane *p = &x->plane[plane];
988

989
#if !CONFIG_LV_MAP
990
  *a = *l = p->eobs[block] > 0;
991
992
993
#else   // !CONFIG_LV_MAP
  *a = *l = p->txb_entropy_ctx[block];
#endif  // !CONFIG_LV_MAP
994
995
996
997
998
999
1000

#if CONFIG_VAR_TX || CONFIG_LV_MAP
  int i;
  for (i = 0; i < tx_size_wide_unit[tx_size]; ++i) a[i] = a[0];

  for (i = 0; i < tx_size_high_unit[tx_size]; ++i) l[i] = l[0];
#endif