encodemb.c 57.4 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
#if !CONFIG_LV_MAP
119
static int optimize_b_greedy(const AV1_COMMON *cm, MACROBLOCK *mb, int plane,
120
121
                             int blk_row, int blk_col, int block,
                             TX_SIZE tx_size, int ctx) {
122
123
124
125
126
127
128
129
130
131
132
133
  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);
134
135
  TX_TYPE tx_type =
      av1_get_tx_type(plane_type, xd, blk_row, blk_col, block, tx_size);
136
  const SCAN_ORDER *const scan_order =
Angie Chiang's avatar
Angie Chiang committed
137
      get_scan(cm, tx_size, tx_type, &xd->mi[0]->mbmi);
138
139
140
  const int16_t *const scan = scan_order->scan;
  const int16_t *const nb = scan_order->neighbors;
  int dqv;
141
  const int shift = av1_get_tx_scale(tx_size);
142
143
#if CONFIG_AOM_QM
  int seg_id = xd->mi[0]->mbmi.segment_id;
144
145
146
147
148
  // 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];
149
150
151
152
153
154
155
156
157
158
#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);
hui su's avatar
hui su committed
159
160
161
162
  int(*head_token_costs)[COEFF_CONTEXTS][TAIL_TOKENS] =
      mb->token_head_costs[txsize_sqr_map[tx_size]][plane_type][ref];
  int(*tail_token_costs)[COEFF_CONTEXTS][TAIL_TOKENS] =
      mb->token_tail_costs[txsize_sqr_map[tx_size]][plane_type][ref];
163
164
  const int default_eob = tx_size_2d[tx_size];

165
  assert(mb->qindex > 0);
166
167
168
169
170
171
172
173
174

  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];
175
    token_cache[rc] = av1_pt_energy_class[av1_get_token(qcoeff[rc])];
176
177
178
179
180
  }

  final_eob = 0;

  int64_t eob_cost0, eob_cost1;
181
182
  tran_low_t before_best_eob_qc = 0;
  tran_low_t before_best_eob_dqc = 0;
183
184
185
186

  const int ctx0 = ctx;
  /* Record the r-d cost */
  int64_t accu_rate = 0;
187
188
189
  // 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;
190

hui su's avatar
hui su committed
191
  rate0 = head_token_costs[0][ctx0][0];
192
  int64_t best_block_rd_cost = RDCOST(rdmult, rate0, accu_error);
193
194

  // int64_t best_block_rd_cost_all0 = best_block_rd_cost;
hui su's avatar
hui su committed
195
196
  const int seg_eob =
      av1_get_tx_eob(&cm->seg, xd->mi[0]->mbmi.segment_id, tx_size);
197
198
199
200
201
202
203
  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);
hui su's avatar
hui su committed
204
205
206
    const int eob_val =
        (i + 1 == eob) ? (i + 1 == seg_eob ? LAST_EOB : EARLY_EOB) : NO_EOB;
    const int is_first = (i == 0);
207
208
209

    if (x == 0) {
      // no need to search when x == 0
210
      int token = av1_get_token(x);
hui su's avatar
hui su committed
211
212
213
      rate0 = av1_get_coeff_token_cost(token, eob_val, is_first,
                                       head_token_costs[band_cur][ctx_cur],
                                       tail_token_costs[band_cur][ctx_cur]);
214
215
216
217
218
219
220
      accu_rate += rate0;
      // 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.
221
      int dx0 = abs(coeff[rc]) * (1 << shift);
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
#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) {
245
246
247
        int dx_sign = dx < 0 ? 1 : 0;
        dx = abs(dx) >> (xd->bd - 8);
        if (dx_sign) dx = -dx;
248
249
250
251
252
253
254
255
256
257
      }
#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]]) -
Yaowu Xu's avatar
Yaowu Xu committed
258
             (coeff[rc] * (1 << shift));
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
#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
       */

hui su's avatar
hui su committed
282
      int64_t base_bits;
283
284
      // rate cost of x
      base_bits = av1_get_token_cost(x, &t0, cat6_bits);
hui su's avatar
hui su committed
285
286
287
288
      rate0 = base_bits +
              av1_get_coeff_token_cost(t0, eob_val, is_first,
                                       head_token_costs[band_cur][ctx_cur],
                                       tail_token_costs[band_cur][ctx_cur]);
289
290

      base_bits = av1_get_token_cost(x_a, &t1, cat6_bits);
hui su's avatar
hui su committed
291
292
293
294
295
296
297
298
      if (t1 == ZERO_TOKEN && eob_val) {
        rate1 = base_bits;
      } else {
        rate1 = base_bits +
                av1_get_coeff_token_cost(t1, eob_val, is_first,
                                         head_token_costs[band_cur][ctx_cur],
                                         tail_token_costs[band_cur][ctx_cur]);
      }
299

hui su's avatar
hui su committed
300
      int64_t next_bits0 = 0, next_bits1 = 0;
301
      if (i < default_eob - 1) {
hui su's avatar
hui su committed
302
        int ctx_next;
303
        int band_next = band_translate[i + 1];
304
        int token_next =
hui su's avatar
hui su committed
305
306
307
            (i + 1 != eob) ? av1_get_token(qcoeff[scan[i + 1]]) : EOB_TOKEN;
        const int eob_val_next =
            (i + 2 == eob) ? (i + 2 == seg_eob ? LAST_EOB : EARLY_EOB) : NO_EOB;
308
309
310

        token_cache[rc] = av1_pt_energy_class[t0];
        ctx_next = get_coef_context(nb, token_cache, i + 1);
hui su's avatar
hui su committed
311
312
313
314
315
316
        if (token_next != EOB_TOKEN) {
          next_bits0 =
              av1_get_coeff_token_cost(token_next, eob_val_next, 0,
                                       head_token_costs[band_next][ctx_next],
                                       tail_token_costs[band_next][ctx_next]);
        }
317
318
319

        token_cache[rc] = av1_pt_energy_class[t1];
        ctx_next = get_coef_context(nb, token_cache, i + 1);
hui su's avatar
hui su committed
320
321
322
323
324
        if (token_next != EOB_TOKEN) {
          next_bits1 =
              av1_get_coeff_token_cost(token_next, eob_val_next, 0,
                                       head_token_costs[band_next][ctx_next],
                                       tail_token_costs[band_next][ctx_next]);
325
326
327
        }
      }

328
329
      rd_cost0 = RDCOST(rdmult, (rate0 + next_bits0), d2);
      rd_cost1 = RDCOST(rdmult, (rate1 + next_bits1), d2_a);
hui su's avatar
hui su committed
330
      int best_x = (rd_cost1 < rd_cost0);
331

hui su's avatar
hui su committed
332
333
334
335
336
337
338
339
      int eob_v = (i + 1 == seg_eob) ? LAST_EOB : EARLY_EOB;
      int64_t next_eob_bits0, next_eob_bits1;
      int best_eob_x;
      next_eob_bits0 = av1_get_coeff_token_cost(
          t0, eob_v, is_first, head_token_costs[band_cur][ctx_cur],
          tail_token_costs[band_cur][ctx_cur]);
      eob_cost0 =
          RDCOST(rdmult, (accu_rate + next_eob_bits0), (accu_error + d2 - d0));
340
341
      eob_cost1 = eob_cost0;
      if (x_a != 0) {
hui su's avatar
hui su committed
342
343
344
345
        next_eob_bits1 = av1_get_coeff_token_cost(
            t1, eob_v, is_first, head_token_costs[band_cur][ctx_cur],
            tail_token_costs[band_cur][ctx_cur]);
        eob_cost1 = RDCOST(rdmult, (accu_rate + next_eob_bits1),
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
                           (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
363
364
          if (x_a < 0)
            dqc_a = -((-x_a * dqv) >> shift);
365
          else
366
            dqc_a = (x_a * dqv) >> shift;
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
#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];
      }
390
      assert(accu_error >= 0);
391
392

      // determine whether to move the eob position to i+1
393
394
      int use_a = (x_a != 0) && (best_eob_x);
      int64_t best_eob_cost_i = use_a ? eob_cost1 : eob_cost0;
395
396
397
398

      if (best_eob_cost_i < best_block_rd_cost) {
        best_block_rd_cost = best_eob_cost_i;
        final_eob = i + 1;
399
400
401
402
403
404
405
        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;
        }
406
407
408
409
410
411
      }
    }  // if (x==0)
  }    // for (i)

  assert(final_eob <= eob);
  if (final_eob > 0) {
412
    assert(before_best_eob_qc != 0);
413
414
    i = final_eob - 1;
    int rc = scan[i];
415
416
    qcoeff[rc] = before_best_eob_qc;
    dqcoeff[rc] = before_best_eob_dqc;
417
418
419
420
421
422
423
424
425
426
427
  }

  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;
}
428
#endif  // !CONFIG_LV_MAP
429

Jingning Han's avatar
Jingning Han committed
430
431
432
433
int av1_optimize_b(const AV1_COMMON *cm, MACROBLOCK *mb, int plane, int blk_row,
                   int blk_col, int block, BLOCK_SIZE plane_bsize,
                   TX_SIZE tx_size, const ENTROPY_CONTEXT *a,
                   const ENTROPY_CONTEXT *l) {
434
435
436
437
438
439
  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
440

441
#if CONFIG_PVQ
442
443
  (void)cm;
  (void)tx_size;
444
445
  (void)a;
  (void)l;
446
447
  return eob;
#endif
Jingning Han's avatar
Jingning Han committed
448

449
#if !CONFIG_LV_MAP
450
  (void)plane_bsize;
Jingning Han's avatar
Jingning Han committed
451
452
  (void)blk_row;
  (void)blk_col;
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
459
  return optimize_b_greedy(cm, mb, plane, blk_row, blk_col, block, tx_size,
                           ctx);
460
461
462
#else   // !CONFIG_LV_MAP
  TXB_CTX txb_ctx;
  get_txb_ctx(plane_bsize, tx_size, plane, a, l, &txb_ctx);
Jingning Han's avatar
Jingning Han committed
463
464
  return av1_optimize_txb(cm, mb, plane, blk_row, blk_col, block, tx_size,
                          &txb_ctx);
465
#endif  // !CONFIG_LV_MAP
466
}
467

Thomas Daede's avatar
Thomas Daede committed
468
#if !CONFIG_PVQ
Angie Chiang's avatar
Angie Chiang committed
469
470
typedef enum QUANT_FUNC {
  QUANT_FUNC_LOWBD = 0,
471
  QUANT_FUNC_HIGHBD = 1,
472
  QUANT_FUNC_TYPES = 2
Angie Chiang's avatar
Angie Chiang committed
473
474
} QUANT_FUNC;

475
476
static AV1_QUANT_FACADE
    quant_func_list[AV1_XFORM_QUANT_TYPES][QUANT_FUNC_TYPES] = {
477
#if !CONFIG_NEW_QUANT
478
      { av1_quantize_fp_facade, av1_highbd_quantize_fp_facade },
Yaowu Xu's avatar
Yaowu Xu committed
479
480
      { av1_quantize_b_facade, av1_highbd_quantize_b_facade },
      { av1_quantize_dc_facade, av1_highbd_quantize_dc_facade },
481
#else   // !CONFIG_NEW_QUANT
482
483
484
      { 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 },
485
#endif  // !CONFIG_NEW_QUANT
486
487
      { NULL, NULL }
    };
488
#endif  // !CONFIG_PVQ
489

Angie Chiang's avatar
Angie Chiang committed
490
#if !CONFIG_TXMG
491
typedef void (*fwdTxfmFunc)(const int16_t *diff, tran_low_t *coeff, int stride,
492
                            TxfmParam *txfm_param);
493
494
static const fwdTxfmFunc fwd_txfm_func[2] = { av1_fwd_txfm,
                                              av1_highbd_fwd_txfm };
Angie Chiang's avatar
Angie Chiang committed
495
#endif
496

Angie Chiang's avatar
Angie Chiang committed
497
498
void av1_xform_quant(const AV1_COMMON *cm, MACROBLOCK *x, int plane, int block,
                     int blk_row, int blk_col, BLOCK_SIZE plane_bsize,
499
500
                     TX_SIZE tx_size, int ctx,
                     AV1_XFORM_QUANT xform_quant_idx) {
Jingning Han's avatar
Jingning Han committed
501
  MACROBLOCKD *const xd = &x->e_mbd;
502
  MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
Yushin Cho's avatar
Yushin Cho committed
503
#if !(CONFIG_PVQ || CONFIG_DIST_8X8)
Jingning Han's avatar
Jingning Han committed
504
505
  const struct macroblock_plane *const p = &x->plane[plane];
  const struct macroblockd_plane *const pd = &xd->plane[plane];
506
507
508
509
#else
  struct macroblock_plane *const p = &x->plane[plane];
  struct macroblockd_plane *const pd = &xd->plane[plane];
#endif
510
  PLANE_TYPE plane_type = get_plane_type(plane);
511
512
  TX_TYPE tx_type =
      av1_get_tx_type(plane_type, xd, blk_row, blk_col, block, tx_size);
Angie Chiang's avatar
Angie Chiang committed
513
514

#if CONFIG_AOM_QM || CONFIG_NEW_QUANT
515
  const int is_inter = is_inter_block(mbmi);
Angie Chiang's avatar
Angie Chiang committed
516
517
518
#endif

  const SCAN_ORDER *const scan_order = get_scan(cm, tx_size, tx_type, mbmi);
Jingning Han's avatar
Jingning Han committed
519
520
521
522
  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];
523
  const int diff_stride = block_size_wide[plane_bsize];
524
#if CONFIG_AOM_QM
525
  int seg_id = mbmi->segment_id;
526
527
528
529
530
531
532
533
  // 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];
534
#endif
Angie Chiang's avatar
Angie Chiang committed
535

536
  TxfmParam txfm_param;
537

538
#if CONFIG_PVQ || CONFIG_DIST_8X8 || CONFIG_LGT || CONFIG_MRC_TX
Yushin Cho's avatar
Yushin Cho committed
539
540
  uint8_t *dst;
  const int dst_stride = pd->dst.stride;
Yushin Cho's avatar
Yushin Cho committed
541
#if CONFIG_PVQ || CONFIG_DIST_8X8
Lester Lu's avatar
Lester Lu committed
542
  int16_t *pred;
543
544
  const int txw = tx_size_wide[tx_size];
  const int txh = tx_size_high[tx_size];
Yushin Cho's avatar
Yushin Cho committed
545
546
  int i, j;
#endif
Lester Lu's avatar
Lester Lu committed
547
#endif
Yushin Cho's avatar
Yushin Cho committed
548

549
550
#if !CONFIG_PVQ
  const int tx2d_size = tx_size_2d[tx_size];
551
  QUANT_PARAM qparam;
552
553
  const int16_t *src_diff;

554
555
  src_diff =
      &p->src_diff[(blk_row * diff_stride + blk_col) << tx_size_wide_log2[0]];
556
  qparam.log_scale = av1_get_tx_scale(tx_size);
557
558
559
560
561
562
563
564
#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
565
566
567
568
#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
569
570
571
  uint8_t *src;
  int16_t *src_int16;
  const int src_stride = p->src.stride;
572

573
  (void)ctx;
574
575
576
577
578
579
580
  (void)scan_order;
  (void)qcoeff;

  if (x->pvq_coded) {
    assert(block < MAX_PVQ_BLOCKS_IN_SB);
    pvq_info = &x->pvq[block][plane];
  }
581
582
583
  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
584

585
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
586
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
587
588
    for (j = 0; j < txh; j++)
      for (i = 0; i < txw; i++)
Thomas Daede's avatar
Thomas Daede committed
589
590
591
        src_int16[diff_stride * j + i] =
            CONVERT_TO_SHORTPTR(src)[src_stride * j + i];
  } else {
592
#endif  // CONFIG_HIGHBITDEPTH
593
594
    for (j = 0; j < txh; j++)
      for (i = 0; i < txw; i++)
Thomas Daede's avatar
Thomas Daede committed
595
        src_int16[diff_stride * j + i] = src[src_stride * j + i];
596
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
597
  }
598
#endif  // CONFIG_HIGHBITDEPTH
Yushin Cho's avatar
Yushin Cho committed
599
600
#endif

601
#if CONFIG_PVQ || CONFIG_DIST_8X8 || CONFIG_LGT || CONFIG_MRC_TX
Yushin Cho's avatar
Yushin Cho committed
602
  dst = &pd->dst.buf[(blk_row * dst_stride + blk_col) << tx_size_wide_log2[0]];
Yushin Cho's avatar
Yushin Cho committed
603
#if CONFIG_PVQ || CONFIG_DIST_8X8
604
  pred = &pd->pred[(blk_row * diff_stride + blk_col) << tx_size_wide_log2[0]];
605

Thomas Daede's avatar
Thomas Daede committed
606
607
// copy uint8 orig and predicted block to int16 buffer
// in order to use existing VP10 transform functions
608
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
609
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
610
611
    for (j = 0; j < txh; j++)
      for (i = 0; i < txw; i++)
Thomas Daede's avatar
Thomas Daede committed
612
613
614
        pred[diff_stride * j + i] =
            CONVERT_TO_SHORTPTR(dst)[dst_stride * j + i];
  } else {
615
#endif  // CONFIG_HIGHBITDEPTH
616
617
    for (j = 0; j < txh; j++)
      for (i = 0; i < txw; i++)
Thomas Daede's avatar
Thomas Daede committed
618
        pred[diff_stride * j + i] = dst[dst_stride * j + i];
619
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
620
  }
621
#endif  // CONFIG_HIGHBITDEPTH
Yushin Cho's avatar
Yushin Cho committed
622
#endif  // CONFIG_PVQ || CONFIG_DIST_8X8
623
#endif  // CONFIG_PVQ || CONFIG_DIST_8X8 || CONFIG_LGT || CONFIG_MRC_TX
Yushin Cho's avatar
Yushin Cho committed
624

625
  (void)ctx;
626

627
628
629
  txfm_param.tx_type = tx_type;
  txfm_param.tx_size = tx_size;
  txfm_param.lossless = xd->lossless[mbmi->segment_id];
630
#if CONFIG_MRC_TX || CONFIG_LGT
631
  txfm_param.is_inter = is_inter_block(mbmi);
632
633
  txfm_param.dst = dst;
  txfm_param.stride = dst_stride;
634
635
#endif  // CONFIG_MRC_TX || CONFIG_LGT
#if CONFIG_LGT
636
  txfm_param.mode = get_prediction_mode(xd->mi[0], plane, tx_size, block);
Lester Lu's avatar
Lester Lu committed
637
#endif
Angie Chiang's avatar
Angie Chiang committed
638

Thomas Daede's avatar
Thomas Daede committed
639
#if !CONFIG_PVQ
640
  txfm_param.bd = xd->bd;
641
  const int is_hbd = get_bitdepth_data_path_index(xd);
Angie Chiang's avatar
Angie Chiang committed
642
643
644
645

#if CONFIG_TXMG
  av1_highbd_fwd_txfm(src_diff, coeff, diff_stride, &txfm_param);
#else   // CONFIG_TXMG
646
  fwd_txfm_func[is_hbd](src_diff, coeff, diff_stride, &txfm_param);
Angie Chiang's avatar
Angie Chiang committed
647
#endif  // CONFIG_TXMG
648

Yaowu Xu's avatar
Yaowu Xu committed
649
  if (xform_quant_idx != AV1_XFORM_QUANT_SKIP_QUANT) {
650
    if (LIKELY(!x->skip_block)) {
651
      quant_func_list[xform_quant_idx][is_hbd](
652
          coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order, &qparam);
653
    } else {
Yaowu Xu's avatar
Yaowu Xu committed
654
      av1_quantize_skip(tx2d_size, qcoeff, dqcoeff, eob);
Jingning Han's avatar
Jingning Han committed
655
656
    }
  }
657
658
659
660
#if CONFIG_LV_MAP
  p->txb_entropy_ctx[block] =
      (uint8_t)av1_get_txb_entropy_context(qcoeff, scan_order, *eob);
#endif  // CONFIG_LV_MAP
661
662
  return;
#else  // CONFIG_PVQ
Angie Chiang's avatar
Angie Chiang committed
663
  (void)xform_quant_idx;
664
#if CONFIG_HIGHBITDEPTH
665
  txfm_param.bd = xd->bd;
Thomas Daede's avatar
Thomas Daede committed
666
  if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
667
668
    av1_highbd_fwd_txfm(src_int16, coeff, diff_stride, &txfm_param);
    av1_highbd_fwd_txfm(pred, ref_coeff, diff_stride, &txfm_param);
Thomas Daede's avatar
Thomas Daede committed
669
670
  } else {
#endif
671
672
    av1_fwd_txfm(src_int16, coeff, diff_stride, &txfm_param);
    av1_fwd_txfm(pred, ref_coeff, diff_stride, &txfm_param);
673
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
674
675
  }
#endif
676
677

  // PVQ for inter mode block
678
  if (!x->skip_block) {
ltrudeau's avatar
ltrudeau committed
679
    PVQ_SKIP_TYPE ac_dc_coded =
Thomas Daede's avatar
Thomas Daede committed
680
        av1_pvq_encode_helper(x,
ltrudeau's avatar
ltrudeau committed
681
682
683
684
685
686
687
688
689
690
691
692
                              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;
693
  }
694
695
696
697
  x->pvq_skip[plane] = skip;

  if (!skip) mbmi->skip = 0;
#endif  // #if !CONFIG_PVQ
Jingning Han's avatar
Jingning Han committed
698
699
}

700
static void encode_block(int plane, int block, int blk_row, int blk_col,
701
                         BLOCK_SIZE plane_bsize, TX_SIZE tx_size, void *arg) {
Jingning Han's avatar
Jingning Han committed
702
  struct encode_b_args *const args = arg;
Angie Chiang's avatar
Angie Chiang committed
703
  AV1_COMMON *cm = args->cm;
Jingning Han's avatar
Jingning Han committed
704
705
  MACROBLOCK *const x = args->x;
  MACROBLOCKD *const xd = &x->e_mbd;
706
  int ctx;
Jingning Han's avatar
Jingning Han committed
707
708
709
710
  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;
711
#if !CONFIG_PVQ
Jingning Han's avatar
Jingning Han committed
712
  ENTROPY_CONTEXT *a, *l;
713
#endif
714
#if CONFIG_VAR_TX
715
  int bw = block_size_wide[plane_bsize] >> tx_size_wide_log2[0];
716
#endif
717
718
  dst = &pd->dst
             .buf[(blk_row * pd->dst.stride + blk_col) << tx_size_wide_log2[0]];
719
720

#if !CONFIG_PVQ
721
722
  a = &args->ta[blk_col];
  l = &args->tl[blk_row];
723
724
725
726
727
#if CONFIG_VAR_TX
  ctx = get_entropy_context(tx_size, a, l);
#else
  ctx = combine_entropy_contexts(*a, *l);
#endif
728
729
730
#else
  ctx = 0;
#endif  // CONFIG_PVQ
Jingning Han's avatar
Jingning Han committed
731

Alex Converse's avatar
Alex Converse committed
732
#if CONFIG_VAR_TX
733
  // Assert not magic number (uninitialized).
734
  assert(x->blk_skip[plane][blk_row * bw + blk_col] != 234);
735

736
  if (x->blk_skip[plane][blk_row * bw + blk_col] == 0) {
737
#else
738
  {
739
#endif
Angie Chiang's avatar
Angie Chiang committed
740
    av1_xform_quant(cm, x, plane, block, blk_row, blk_col, plane_bsize, tx_size,
741
                    ctx, AV1_XFORM_QUANT_FP);
Jingning Han's avatar
Jingning Han committed
742
  }
743
744
#if CONFIG_VAR_TX
  else {
745
    p->eobs[block] = 0;
746
747
  }
#endif
748

749
#if !CONFIG_PVQ
Jingning Han's avatar
Jingning Han committed
750
751
  av1_optimize_b(cm, x, plane, blk_row, blk_col, block, plane_bsize, tx_size, a,
                 l);
752

753
754
  av1_set_txb_context(x, plane, block, tx_size, a, l);

755
  if (p->eobs[block]) *(args->skip) = 0;
Jingning Han's avatar
Jingning Han committed
756

757
  if (p->eobs[block] == 0) return;
758
759
760
761
762
763
#else
  (void)ctx;
  if (!x->pvq_skip[plane]) *(args->skip) = 0;

  if (x->pvq_skip[plane]) return;
#endif
764
765
  TX_TYPE tx_type =
      av1_get_tx_type(pd->plane_type, xd, blk_row, blk_col, block, tx_size);
Lester Lu's avatar
Lester Lu committed
766
767
768
769
770
#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
771
772
  av1_inverse_transform_block(xd, dqcoeff, tx_type, tx_size, dst,
                              pd->dst.stride, p->eobs[block]);
Lester Lu's avatar
Lester Lu committed
773
#endif
Jingning Han's avatar
Jingning Han committed
774
775
}

776
777
778
779
780
781
782
783
#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;
784
  const BLOCK_SIZE bsize = txsize_to_bsize[tx_size];
785
  const struct macroblockd_plane *const pd = &xd->plane[plane];
786
787
  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
788
  TX_SIZE plane_tx_size;
789
790
  const int max_blocks_high = max_block_high(xd, plane_bsize, plane);
  const int max_blocks_wide = max_block_wide(xd, plane_bsize, plane);
791

792
  if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide) return;
793

794
795
796
  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
797

798
  if (tx_size == plane_tx_size) {
799
    encode_block(plane, block, blk_row, blk_col, plane_bsize, tx_size, arg);
800
  } else {
801
    assert(tx_size < TX_SIZES_ALL);
Yue Chen's avatar
Yue Chen committed
802
803
804
805
806
#if CONFIG_RECT_TX_EXT
    int is_qttx = plane_tx_size == quarter_txsize_lookup[plane_bsize];
    const TX_SIZE sub_txs = is_qttx ? plane_tx_size : sub_tx_size_map[tx_size];
    if (is_qttx) assert(blk_row == 0 && blk_col == 0 && block == 0);
#else
807
    const TX_SIZE sub_txs = sub_tx_size_map[tx_size];
808
    assert(sub_txs < tx_size);
Yue Chen's avatar
Yue Chen committed
809
#endif
810
811
    // This is the square transform block partition entry point.
    int bsl = tx_size_wide_unit[sub_txs];
812
813
    int i;
    assert(bsl > 0);
814

815
    for (i = 0; i < 4; ++i) {
Yue Chen's avatar
Yue Chen committed
816
817
818
819
820
821
822
823
824
#if CONFIG_RECT_TX_EXT
      int is_wide_tx = tx_size_wide_unit[sub_txs] > tx_size_high_unit[sub_txs];
      const int offsetr =
          is_qttx ? (is_wide_tx ? i * tx_size_high_unit[sub_txs] : 0)
                  : blk_row + ((i >> 1) * bsl);
      const int offsetc =
          is_qttx ? (is_wide_tx ? 0 : i * tx_size_wide_unit[sub_txs])
                  : blk_col + ((i & 0x01) * bsl);
#else
825
826
      const int offsetr = blk_row + ((i >> 1) * bsl);
      const int offsetc = blk_col + ((i & 0x01) * bsl);
Yue Chen's avatar
Yue Chen committed
827
#endif
828
      int step = tx_size_wide_unit[sub_txs] * tx_size_high_unit[sub_txs];
829

830
      if (offsetr >= max_blocks_high || offsetc >= max_blocks_wide) continue;
831

832
833
834
      encode_block_inter(plane, block, offsetr, offsetc, plane_bsize, sub_txs,
                         arg);
      block += step;
835
836
837
838
839
    }
  }
}
#endif

Angie Chiang's avatar
Angie Chiang committed
840
841
842
843
844
typedef struct encode_block_pass1_args {
  AV1_COMMON *cm;
  MACROBLOCK *x;
} encode_block_pass1_args;

845
static void encode_block_pass1(int plane, int block, int blk_row, int blk_col,
846
847
                               BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
                               void *arg) {
Angie Chiang's avatar
Angie Chiang committed
848
849
850
  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
851
852
853
854
  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);
855
  TxfmParam txfm_param;
Jingning Han's avatar
Jingning Han committed
856
  uint8_t *dst;
857
  int ctx = 0;
858
859
  dst = &pd->dst
             .buf[(blk_row * pd->dst.stride + blk_col) << tx_size_wide_log2[0]];
Jingning Han's avatar
Jingning Han committed
860

Angie Chiang's avatar
Angie Chiang committed
861
  av1_xform_quant(cm, x, plane, block, blk_row, blk_col, plane_bsize, tx_size,
862
                  ctx, AV1_XFORM_QUANT_B);
863
#if !CONFIG_PVQ
Jingning Han's avatar
Jingning Han committed
864
  if (p->eobs[block] > 0) {
865
866
867
868
869
870
871
872
#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
873
874
875
876
// 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
877
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
878
879
880
881
882
      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 {
883
#endif  // CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
884
885
        for (j = 0; j < tx_blk_size; j++)
          for (i = 0; i < tx_blk_size; i++) dst[j * pd->dst.stride + i] = 0;
886
#if CONFIG_HIGHBITDEPTH
Thomas Daede's avatar
Thomas Daede committed
887
      }
888
#endif  // CONFIG_HIGHBITDEPTH
889
    }
Jingning Han's avatar
Jingning Han committed
890
#endif  // !CONFIG_PVQ
891
892
893
894
    txfm_param.bd = xd->bd;
    txfm_param.tx_type = DCT_DCT;
    txfm_param.eob = p->eobs[block];
    txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];
895
#if CONFIG_HIGHBITDEPTH
Jingning Han's avatar
Jingning Han committed
896
    if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
897
      av1_highbd_inv_txfm_add_4x4(dqcoeff, dst, pd->dst.stride, &txfm_param);
898
      return;
Jingning Han's avatar
Jingning Han committed
899
    }
900
#endif  //  CONFIG_HIGHBITDEPTH
Yaowu Xu's avatar
Yaowu Xu committed
901
    if (xd->lossless[xd->mi[0]->mbmi.segment_id]) {
902
      av1_iwht4x4_add(dqcoeff, dst, pd->dst.stride, &txfm_param);
903
    } else {
904
      av1_idct4x4_add(dqcoeff, dst, pd->dst.stride, &txfm_param);
905
    }
Jingning Han's avatar
Jingning Han committed
906
907
908
  }
}

Angie Chiang's avatar
Angie Chiang committed
909
910
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
911
912
  av1_subtract_plane(x, bsize, 0);
  av1_foreach_transformed_block_in_plane(&x->e_mbd, bsize, 0,
Angie Chiang's avatar
Angie Chiang committed
913
                                         encode_block_pass1, &args);
Jingning Han's avatar
Jingning Han committed
914
915
}

Yaowu Xu's avatar
Yaowu Xu committed
916
917
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
918
919
920
  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
921
  struct encode_b_args arg = { cm, x, &ctx, &mbmi->skip, NULL, NULL, 1 };
Jingning Han's avatar
Jingning Han committed
922
923
924
925
  int plane;

  mbmi->skip = 1;

926
  if (x->skip) return;
Jingning Han's avatar
Jingning Han committed
927
928

  for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
Jingning Han's avatar
Jingning Han committed
929
#if CONFIG_CB4X4 && !CONFIG_CHROMA_2X2
930
931
932
933
934
    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))
935
      continue;
936
937

    bsize = scale_chroma_bsize(bsize, subsampling_x, subsampling_y);
938
939
940
941
942
#else
    (void)mi_row;
    (void)mi_col;
#endif

943
944
945
946
#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);
947
948
    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];
949
    const TX_SIZE max_tx_size = get_vartx_max_txsize(mbmi, plane_bsize);
950
    const BLOCK_SIZE txb_size = txsize_to_bsize[max_tx_size];
951
952
    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];
953
954
    int idx, idy;
    int block = 0;
955
    int step = tx_size_wide_unit[max_tx_size] * tx_size_high_unit[max_tx_size];
956
    av1_get_entropy_contexts(bsize, 0, pd, ctx.ta[plane], ctx.tl[plane]);
957
#else
958
    const struct macroblockd_plane *const pd = &xd->plane[plane];
959
    const TX_SIZE tx_size = av1_get_tx_size(plane, xd);
Yaowu Xu's avatar
Yaowu Xu committed
960
    av1_get_entropy_contexts(bsize, tx_size, pd, ctx.ta[plane], ctx.tl[plane]);