reconinter.h 23.2 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
#ifndef AV1_COMMON_RECONINTER_H_
#define AV1_COMMON_RECONINTER_H_
Jingning Han's avatar
Jingning Han committed
14

15
16
#include "av1/common/filter.h"
#include "av1/common/onyxc_int.h"
17
#include "av1/common/convolve.h"
18
#include "av1/common/warped_motion.h"
Yaowu Xu's avatar
Yaowu Xu committed
19
#include "aom/aom_integer.h"
Jingning Han's avatar
Jingning Han committed
20

21
#define WARP_WM_NEIGHBORS_WITH_OBMC 0
22

23
#define WARP_GM_NEIGHBORS_WITH_OBMC 0
24

25
26
27
28
29
30
31
32
33
34
35
36
// Work out how many pixels off the edge of a reference frame we're allowed
// to go when forming an inter prediction.
// The outermost row/col of each referernce frame is extended by
// (AOM_BORDER_IN_PIXELS >> subsampling) pixels, but we need to keep
// at least AOM_INTERP_EXTEND pixels within that to account for filtering.
//
// We have to break this up into two macros to keep both clang-format and
// tools/lint-hunks.py happy.
#define AOM_LEFT_TOP_MARGIN_PX(subsampling) \
  ((AOM_BORDER_IN_PIXELS >> subsampling) - AOM_INTERP_EXTEND)
#define AOM_LEFT_TOP_MARGIN_SCALED(subsampling) \
  (AOM_LEFT_TOP_MARGIN_PX(subsampling) << SCALE_SUBPEL_BITS)
37

Jingning Han's avatar
Jingning Han committed
38
39
40
41
#ifdef __cplusplus
extern "C" {
#endif

42
43
44
static INLINE int has_scale(int xs, int ys) {
  return xs != SCALE_SUBPEL_SHIFTS || ys != SCALE_SUBPEL_SHIFTS;
}
45

Jingning Han's avatar
Jingning Han committed
46
static INLINE void inter_predictor(const uint8_t *src, int src_stride,
47
48
49
                                   uint8_t *dst, int dst_stride, int subpel_x,
                                   int subpel_y, const struct scale_factors *sf,
                                   int w, int h, ConvolveParams *conv_params,
50
51
                                   InterpFilters interp_filters, int xs,
                                   int ys) {
52
  assert(conv_params->do_average == 0 || conv_params->do_average == 1);
Alex Converse's avatar
Alex Converse committed
53
  assert(sf);
54
  if (has_scale(xs, ys)) {
55
56
    // TODO(afergs, debargha): Use a different scale convolve function
    // that uses higher precision for subpel_x, subpel_y, xs, ys
57
58
59
    if (conv_params->round == CONVOLVE_OPT_NO_ROUND) {
#if CONFIG_CONVOLVE_ROUND
      av1_convolve_2d_facade(src, src_stride, dst, dst_stride, w, h,
60
61
                             interp_filters, subpel_x, xs, subpel_y, ys, 1,
                             conv_params);
62
63
64
65
66
67
      conv_params->do_post_rounding = 1;
#else
      assert(0);
#endif  // CONFIG_CONVOLVE_ROUND
    } else {
      assert(conv_params->round == CONVOLVE_OPT_ROUND);
68
      av1_convolve_scale(src, src_stride, dst, dst_stride, w, h, interp_filters,
69
70
                         subpel_x, xs, subpel_y, ys, conv_params);
    }
71
72
73
74
75
76
77
78
79
80
  } else {
    subpel_x >>= SCALE_EXTRA_BITS;
    subpel_y >>= SCALE_EXTRA_BITS;
    xs >>= SCALE_EXTRA_BITS;
    ys >>= SCALE_EXTRA_BITS;
    assert(subpel_x < SUBPEL_SHIFTS);
    assert(subpel_y < SUBPEL_SHIFTS);
    assert(xs <= SUBPEL_SHIFTS);
    assert(ys <= SUBPEL_SHIFTS);
    if (conv_params->round == CONVOLVE_OPT_NO_ROUND) {
Angie Chiang's avatar
Angie Chiang committed
81
#if CONFIG_CONVOLVE_ROUND
82
      av1_convolve_2d_facade(src, src_stride, dst, dst_stride, w, h,
83
84
                             interp_filters, subpel_x, xs, subpel_y, ys, 0,
                             conv_params);
85
      conv_params->do_post_rounding = 1;
86
#else
87
      assert(0);
88
89
#endif  // CONFIG_CONVOLVE_ROUND
    } else {
90
      assert(conv_params->round == CONVOLVE_OPT_ROUND);
91
92

      InterpFilterParams filter_params_x, filter_params_y;
Zhijie Yang's avatar
Zhijie Yang committed
93
94
95
96
#if CONFIG_SHORT_FILTER
      av1_get_convolve_filter_params(interp_filters, 0, &filter_params_x,
                                     &filter_params_y, w, h);
#else
97
98
99
      av1_get_convolve_filter_params(interp_filters, 0, &filter_params_x,
                                     &filter_params_y);

Zhijie Yang's avatar
Zhijie Yang committed
100
101
#endif

102
      if (w <= 2 || h <= 2) {
103
        av1_convolve_c(src, src_stride, dst, dst_stride, w, h, interp_filters,
104
                       subpel_x, xs, subpel_y, ys, conv_params);
105
106
107
108
109
110
      } else if (filter_params_x.taps == SUBPEL_TAPS &&
                 filter_params_y.taps == SUBPEL_TAPS) {
        const int16_t *kernel_x =
            av1_get_interp_filter_subpel_kernel(filter_params_x, subpel_x);
        const int16_t *kernel_y =
            av1_get_interp_filter_subpel_kernel(filter_params_y, subpel_y);
111
112
113
        sf->predict[subpel_x != 0][subpel_y != 0][conv_params->do_average](
            src, src_stride, dst, dst_stride, kernel_x, xs, kernel_y, ys, w, h);
      } else {
114
        av1_convolve(src, src_stride, dst, dst_stride, w, h, interp_filters,
115
116
                     subpel_x, xs, subpel_y, ys, conv_params);
      }
117
    }
118
  }
Jingning Han's avatar
Jingning Han committed
119
120
}

121
#if CONFIG_HIGHBITDEPTH
122
123
static INLINE void highbd_inter_predictor(const uint8_t *src, int src_stride,
                                          uint8_t *dst, int dst_stride,
124
                                          int subpel_x, int subpel_y,
clang-format's avatar
clang-format committed
125
                                          const struct scale_factors *sf, int w,
126
                                          int h, ConvolveParams *conv_params,
127
128
                                          InterpFilters interp_filters, int xs,
                                          int ys, int bd) {
129
130
  const int avg = conv_params->do_average;
  assert(avg == 0 || avg == 1);
131

132
  if (has_scale(xs, ys)) {
133
134
135
    if (conv_params->round == CONVOLVE_OPT_NO_ROUND) {
#if CONFIG_CONVOLVE_ROUND
      av1_highbd_convolve_2d_facade(src, src_stride, dst, dst_stride, w, h,
136
137
                                    interp_filters, subpel_x, xs, subpel_y, ys,
                                    1, conv_params, bd);
138
139
140
141
142
143
      conv_params->do_post_rounding = 1;
#else
      assert(0);
#endif  // CONFIG_CONVOLVE_ROUND
    } else {
      av1_highbd_convolve_scale(src, src_stride, dst, dst_stride, w, h,
144
                                interp_filters, subpel_x, xs, subpel_y, ys, avg,
145
146
                                bd);
    }
147
148
149
150
151
152
153
154
155
156
  } else {
    subpel_x >>= SCALE_EXTRA_BITS;
    subpel_y >>= SCALE_EXTRA_BITS;
    xs >>= SCALE_EXTRA_BITS;
    ys >>= SCALE_EXTRA_BITS;
    assert(subpel_x < SUBPEL_SHIFTS);
    assert(subpel_y < SUBPEL_SHIFTS);
    assert(xs <= SUBPEL_SHIFTS);
    assert(ys <= SUBPEL_SHIFTS);
    if (conv_params->round == CONVOLVE_OPT_NO_ROUND) {
157
#if CONFIG_CONVOLVE_ROUND
158
      av1_highbd_convolve_2d_facade(src, src_stride, dst, dst_stride, w, h,
159
160
                                    interp_filters, subpel_x, xs, subpel_y, ys,
                                    0, conv_params, bd);
161
      conv_params->do_post_rounding = 1;
162
#else
163
      assert(0);
164
165
#endif  // CONFIG_CONVOLVE_ROUND
    } else {
166
      InterpFilterParams filter_params_x, filter_params_y;
Zhijie Yang's avatar
Zhijie Yang committed
167
168
169
170
#if CONFIG_SHORT_FILTER
      av1_get_convolve_filter_params(interp_filters, 0, &filter_params_x,
                                     &filter_params_y, w, h);
#else
171
172
      av1_get_convolve_filter_params(interp_filters, 0, &filter_params_x,
                                     &filter_params_y);
Zhijie Yang's avatar
Zhijie Yang committed
173
#endif
174
175
176
177
178
179
180

      if (filter_params_x.taps == SUBPEL_TAPS &&
          filter_params_y.taps == SUBPEL_TAPS && w > 2 && h > 2) {
        const int16_t *kernel_x =
            av1_get_interp_filter_subpel_kernel(filter_params_x, subpel_x);
        const int16_t *kernel_y =
            av1_get_interp_filter_subpel_kernel(filter_params_y, subpel_y);
181
182
183
184
185
        sf->highbd_predict[subpel_x != 0][subpel_y != 0][avg](
            src, src_stride, dst, dst_stride, kernel_x, xs, kernel_y, ys, w, h,
            bd);
      } else {
        av1_highbd_convolve(src, src_stride, dst, dst_stride, w, h,
186
187
                            interp_filters, subpel_x, xs, subpel_y, ys, avg,
                            bd);
188
      }
189
    }
190
  }
Jingning Han's avatar
Jingning Han committed
191
}
192
#endif  // CONFIG_HIGHBITDEPTH
Jingning Han's avatar
Jingning Han committed
193

194
// Set to (1 << 5) if the 32-ary codebooks are used for any bock size
clang-format's avatar
clang-format committed
195
#define MAX_WEDGE_TYPES (1 << 4)
196

clang-format's avatar
clang-format committed
197
198
199
#define MAX_WEDGE_SIZE_LOG2 5  // 32x32
#define MAX_WEDGE_SIZE (1 << MAX_WEDGE_SIZE_LOG2)
#define MAX_WEDGE_SQUARE (MAX_WEDGE_SIZE * MAX_WEDGE_SIZE)
200

201
202
#define WEDGE_WEIGHT_BITS 6

clang-format's avatar
clang-format committed
203
#define WEDGE_NONE -1
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222

// Angles are with respect to horizontal anti-clockwise
typedef enum {
  WEDGE_HORIZONTAL = 0,
  WEDGE_VERTICAL = 1,
  WEDGE_OBLIQUE27 = 2,
  WEDGE_OBLIQUE63 = 3,
  WEDGE_OBLIQUE117 = 4,
  WEDGE_OBLIQUE153 = 5,
  WEDGE_DIRECTIONS
} WedgeDirectionType;

// 3-tuple: {direction, x_offset, y_offset}
typedef struct {
  WedgeDirectionType direction;
  int x_offset;
  int y_offset;
} wedge_code_type;

223
224
typedef uint8_t *wedge_masks_type[MAX_WEDGE_TYPES];

225
226
227
228
229
typedef struct {
  int bits;
  const wedge_code_type *codebook;
  uint8_t *signflip;
  int smoother;
230
  wedge_masks_type *masks;
231
232
} wedge_params_type;

233
extern const wedge_params_type wedge_params_lookup[BLOCK_SIZES_ALL];
234

235
236
static INLINE int is_interinter_compound_used(COMPOUND_TYPE type,
                                              BLOCK_SIZE sb_type) {
237
  const int comp_allowed = is_comp_ref_allowed(sb_type);
238
  switch (type) {
239
240
241
242
    case COMPOUND_AVERAGE:
    case COMPOUND_SEG: return comp_allowed;
    case COMPOUND_WEDGE:
      return comp_allowed && wedge_params_lookup[sb_type].bits > 0;
243
244
    default: assert(0); return 0;
  }
245
}
246

247
248
static INLINE int is_any_masked_compound_used(BLOCK_SIZE sb_type) {
  COMPOUND_TYPE comp_type;
249
  if (!is_comp_ref_allowed(sb_type)) return 0;
250
251
252
253
254
255
256
257
258
259
  for (comp_type = 0; comp_type < COMPOUND_TYPES; comp_type++) {
    if (is_masked_compound_type(comp_type) &&
        is_interinter_compound_used(comp_type, sb_type))
      return 1;
  }
  return 0;
}

static INLINE int get_wedge_bits_lookup(BLOCK_SIZE sb_type) {
  return wedge_params_lookup[sb_type].bits;
260
261
262
}

static INLINE int get_interinter_wedge_bits(BLOCK_SIZE sb_type) {
263
  const int wbits = wedge_params_lookup[sb_type].bits;
264
265
266
267
  return (wbits > 0) ? wbits + 1 : 0;
}

static INLINE int is_interintra_wedge_used(BLOCK_SIZE sb_type) {
clang-format's avatar
clang-format committed
268
  (void)sb_type;
269
  return wedge_params_lookup[sb_type].bits > 0;
270
271
272
}

static INLINE int get_interintra_wedge_bits(BLOCK_SIZE sb_type) {
273
  return wedge_params_lookup[sb_type].bits;
274
}
275

276
void build_compound_seg_mask(uint8_t *mask, SEG_MASK_TYPE mask_type,
277
278
279
                             const uint8_t *src0, int src0_stride,
                             const uint8_t *src1, int src1_stride,
                             BLOCK_SIZE sb_type, int h, int w);
280
#if CONFIG_HIGHBITDEPTH
281
282
283
284
void build_compound_seg_mask_highbd(uint8_t *mask, SEG_MASK_TYPE mask_type,
                                    const uint8_t *src0, int src0_stride,
                                    const uint8_t *src1, int src1_stride,
                                    BLOCK_SIZE sb_type, int h, int w, int bd);
285
#endif  // CONFIG_HIGHBITDEPTH
286

287
288
289
290
void av1_make_masked_inter_predictor(
    const uint8_t *pre, int pre_stride, uint8_t *dst, int dst_stride,
    const int subpel_x, const int subpel_y, const struct scale_factors *sf,
    int w, int h, ConvolveParams *conv_params, InterpFilters interp_filters,
291
292
    int xs, int ys, int plane, const WarpTypesAllowed *warp_types, int p_col,
    int p_row, int ref, MACROBLOCKD *xd);
293

Jingning Han's avatar
Jingning Han committed
294
295
296
297
298
static INLINE int round_mv_comp_q4(int value) {
  return (value < 0 ? value - 2 : value + 2) / 4;
}

static MV mi_mv_pred_q4(const MODE_INFO *mi, int idx) {
clang-format's avatar
clang-format committed
299
300
301
302
303
304
305
306
  MV res = {
    round_mv_comp_q4(
        mi->bmi[0].as_mv[idx].as_mv.row + mi->bmi[1].as_mv[idx].as_mv.row +
        mi->bmi[2].as_mv[idx].as_mv.row + mi->bmi[3].as_mv[idx].as_mv.row),
    round_mv_comp_q4(
        mi->bmi[0].as_mv[idx].as_mv.col + mi->bmi[1].as_mv[idx].as_mv.col +
        mi->bmi[2].as_mv[idx].as_mv.col + mi->bmi[3].as_mv[idx].as_mv.col)
  };
Jingning Han's avatar
Jingning Han committed
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
  return res;
}

static INLINE int round_mv_comp_q2(int value) {
  return (value < 0 ? value - 1 : value + 1) / 2;
}

static MV mi_mv_pred_q2(const MODE_INFO *mi, int idx, int block0, int block1) {
  MV res = { round_mv_comp_q2(mi->bmi[block0].as_mv[idx].as_mv.row +
                              mi->bmi[block1].as_mv[idx].as_mv.row),
             round_mv_comp_q2(mi->bmi[block0].as_mv[idx].as_mv.col +
                              mi->bmi[block1].as_mv[idx].as_mv.col) };
  return res;
}

// TODO(jkoleszar): yet another mv clamping function :-(
Johann's avatar
Johann committed
323
static INLINE MV clamp_mv_to_umv_border_sb(const MACROBLOCKD *xd,
clang-format's avatar
clang-format committed
324
325
                                           const MV *src_mv, int bw, int bh,
                                           int ss_x, int ss_y) {
Jingning Han's avatar
Jingning Han committed
326
327
328
  // If the MV points so far into the UMV border that no visible pixels
  // are used for reconstruction, the subpel part of the MV can be
  // discarded and the MV limited to 16 pixels with equivalent results.
Yaowu Xu's avatar
Yaowu Xu committed
329
  const int spel_left = (AOM_INTERP_EXTEND + bw) << SUBPEL_BITS;
Jingning Han's avatar
Jingning Han committed
330
  const int spel_right = spel_left - SUBPEL_SHIFTS;
Yaowu Xu's avatar
Yaowu Xu committed
331
  const int spel_top = (AOM_INTERP_EXTEND + bh) << SUBPEL_BITS;
Jingning Han's avatar
Jingning Han committed
332
  const int spel_bottom = spel_top - SUBPEL_SHIFTS;
clang-format's avatar
clang-format committed
333
334
  MV clamped_mv = { src_mv->row * (1 << (1 - ss_y)),
                    src_mv->col * (1 << (1 - ss_x)) };
Jingning Han's avatar
Jingning Han committed
335
336
337
  assert(ss_x <= 1);
  assert(ss_y <= 1);

clang-format's avatar
clang-format committed
338
  clamp_mv(&clamped_mv, xd->mb_to_left_edge * (1 << (1 - ss_x)) - spel_left,
Jingning Han's avatar
Jingning Han committed
339
340
341
342
343
344
345
           xd->mb_to_right_edge * (1 << (1 - ss_x)) + spel_right,
           xd->mb_to_top_edge * (1 << (1 - ss_y)) - spel_top,
           xd->mb_to_bottom_edge * (1 << (1 - ss_y)) + spel_bottom);

  return clamped_mv;
}

Johann's avatar
Johann committed
346
347
static INLINE MV average_split_mvs(const struct macroblockd_plane *pd,
                                   const MODE_INFO *mi, int ref, int block) {
Jingning Han's avatar
Jingning Han committed
348
  const int ss_idx = ((pd->subsampling_x > 0) << 1) | (pd->subsampling_y > 0);
clang-format's avatar
clang-format committed
349
  MV res = { 0, 0 };
Jingning Han's avatar
Jingning Han committed
350
  switch (ss_idx) {
clang-format's avatar
clang-format committed
351
352
353
354
355
    case 0: res = mi->bmi[block].as_mv[ref].as_mv; break;
    case 1: res = mi_mv_pred_q2(mi, ref, block, block + 2); break;
    case 2: res = mi_mv_pred_q2(mi, ref, block, block + 1); break;
    case 3: res = mi_mv_pred_q4(mi, ref); break;
    default: assert(ss_idx <= 3 && ss_idx >= 0);
Jingning Han's avatar
Jingning Han committed
356
357
358
359
  }
  return res;
}

360
361
362
void av1_build_inter_predictors_sby(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                    int mi_row, int mi_col, BUFFER_SET *ctx,
                                    BLOCK_SIZE bsize);
Jingning Han's avatar
Jingning Han committed
363

364
365
366
void av1_build_inter_predictors_sbuv(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                     int mi_row, int mi_col, BUFFER_SET *ctx,
                                     BLOCK_SIZE bsize);
Jingning Han's avatar
Jingning Han committed
367

368
369
370
void av1_build_inter_predictors_sb(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                   int mi_row, int mi_col, BUFFER_SET *ctx,
                                   BLOCK_SIZE bsize);
371

372
373
374
375
376
377
void av1_build_inter_predictor(
    const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride,
    const MV *src_mv, const struct scale_factors *sf, int w, int h,
    ConvolveParams *conv_params, InterpFilters interp_filters,
    const WarpTypesAllowed *warp_types, int p_col, int p_row, int plane,
    int ref, enum mv_precision precision, int x, int y, const MACROBLOCKD *xd);
Jingning Han's avatar
Jingning Han committed
378

379
#if CONFIG_HIGHBITDEPTH
380
381
382
void av1_highbd_build_inter_predictor(
    const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride,
    const MV *mv_q3, const struct scale_factors *sf, int w, int h, int do_avg,
383
384
    InterpFilters interp_filters, const WarpTypesAllowed *warp_types, int p_col,
    int p_row, int plane, enum mv_precision precision, int x, int y,
385
    const MACROBLOCKD *xd);
Jingning Han's avatar
Jingning Han committed
386
387
388
389
#endif

static INLINE int scaled_buffer_offset(int x_offset, int y_offset, int stride,
                                       const struct scale_factors *sf) {
390
391
392
393
  const int x =
      sf ? sf->scale_value_x(x_offset, sf) >> SCALE_EXTRA_BITS : x_offset;
  const int y =
      sf ? sf->scale_value_y(y_offset, sf) >> SCALE_EXTRA_BITS : y_offset;
Jingning Han's avatar
Jingning Han committed
394
395
396
  return y * stride + x;
}

397
398
399
static INLINE void setup_pred_plane(struct buf_2d *dst, BLOCK_SIZE bsize,
                                    uint8_t *src, int width, int height,
                                    int stride, int mi_row, int mi_col,
Jingning Han's avatar
Jingning Han committed
400
401
                                    const struct scale_factors *scale,
                                    int subsampling_x, int subsampling_y) {
402
403
404
405
406
  // Offset the buffer pointer
  if (subsampling_y && (mi_row & 0x01) && (mi_size_high[bsize] == 1))
    mi_row -= 1;
  if (subsampling_x && (mi_col & 0x01) && (mi_size_wide[bsize] == 1))
    mi_col -= 1;
407

Jingning Han's avatar
Jingning Han committed
408
409
410
  const int x = (MI_SIZE * mi_col) >> subsampling_x;
  const int y = (MI_SIZE * mi_row) >> subsampling_y;
  dst->buf = src + scaled_buffer_offset(x, y, stride, scale);
411
412
413
  dst->buf0 = src;
  dst->width = width;
  dst->height = height;
Jingning Han's avatar
Jingning Han committed
414
415
416
  dst->stride = stride;
}

Yaowu Xu's avatar
Yaowu Xu committed
417
418
419
void av1_setup_dst_planes(struct macroblockd_plane *planes, BLOCK_SIZE bsize,
                          const YV12_BUFFER_CONFIG *src, int mi_row,
                          int mi_col);
Jingning Han's avatar
Jingning Han committed
420

Yaowu Xu's avatar
Yaowu Xu committed
421
422
423
void av1_setup_pre_planes(MACROBLOCKD *xd, int idx,
                          const YV12_BUFFER_CONFIG *src, int mi_row, int mi_col,
                          const struct scale_factors *sf);
424

425
426
// Detect if the block have sub-pixel level motion vectors
// per component.
427
#define CHECK_SUBPEL 0
428
429
static INLINE int has_subpel_mv_component(const MODE_INFO *const mi,
                                          const MACROBLOCKD *const xd,
430
                                          int dir) {
431
#if CHECK_SUBPEL
432
  const MB_MODE_INFO *const mbmi = &mi->mbmi;
433
434
435
436
  const BLOCK_SIZE bsize = mbmi->sb_type;
  int plane;
  int ref = (dir >> 1);

437
438
  if (dir & 0x01) {
    if (mbmi->mv[ref].as_mv.col & SUBPEL_MASK) return 1;
439
  } else {
440
    if (mbmi->mv[ref].as_mv.row & SUBPEL_MASK) return 1;
441
442
443
  }

  return 0;
444
445
446
447
448
449
#else
  (void)mi;
  (void)xd;
  (void)dir;
  return 1;
#endif
450
451
}

452
453
static INLINE void set_default_interp_filters(
    MB_MODE_INFO *const mbmi, InterpFilter frame_interp_filter) {
454
455
  mbmi->interp_filters =
      av1_broadcast_interp_filter(av1_unswitchable_filter(frame_interp_filter));
456
457
}

Yaowu Xu's avatar
Yaowu Xu committed
458
static INLINE int av1_is_interp_needed(const MACROBLOCKD *const xd) {
459
460
  (void)xd;
  const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
Zoe Liu's avatar
Zoe Liu committed
461
462
463
#if CONFIG_EXT_SKIP
  if (mbmi->skip_mode) return 0;
#endif  // CONFIG_EXT_SKIP
Zoe Liu's avatar
Zoe Liu committed
464
  if (mbmi->motion_mode == WARPED_CAUSAL) return 0;
465
466
467
468
469
  if (is_nontrans_global_motion(xd)) return 0;
  return 1;
}

static INLINE int av1_is_interp_search_needed(const MACROBLOCKD *const xd) {
470
  MODE_INFO *const mi = xd->mi[0];
471
472
473
474
475
476
477
478
  const int is_compound = has_second_ref(&mi->mbmi);
  int ref;
  for (ref = 0; ref < 1 + is_compound; ++ref) {
    int row_col;
    for (row_col = 0; row_col < 2; ++row_col) {
      const int dir = (ref << 1) + row_col;
      if (has_subpel_mv_component(mi, xd, dir)) {
        return 1;
479
480
481
      }
    }
  }
482
  return 0;
483
}
484

Yaowu Xu's avatar
Yaowu Xu committed
485
const uint8_t *av1_get_obmc_mask(int length);
486
487
void av1_count_overlappable_neighbors(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                      int mi_row, int mi_col);
488
void av1_build_obmc_inter_prediction(const AV1_COMMON *cm, MACROBLOCKD *xd,
Yaowu Xu's avatar
Yaowu Xu committed
489
490
491
492
493
                                     int mi_row, int mi_col,
                                     uint8_t *above[MAX_MB_PLANE],
                                     int above_stride[MAX_MB_PLANE],
                                     uint8_t *left[MAX_MB_PLANE],
                                     int left_stride[MAX_MB_PLANE]);
494
void av1_build_prediction_by_above_preds(const AV1_COMMON *cm, MACROBLOCKD *xd,
495
496
                                         int mi_row, int mi_col,
                                         uint8_t *tmp_buf[MAX_MB_PLANE],
497
498
                                         int tmp_width[MAX_MB_PLANE],
                                         int tmp_height[MAX_MB_PLANE],
499
                                         int tmp_stride[MAX_MB_PLANE]);
500
void av1_build_prediction_by_left_preds(const AV1_COMMON *cm, MACROBLOCKD *xd,
Yaowu Xu's avatar
Yaowu Xu committed
501
502
503
504
505
                                        int mi_row, int mi_col,
                                        uint8_t *tmp_buf[MAX_MB_PLANE],
                                        int tmp_width[MAX_MB_PLANE],
                                        int tmp_height[MAX_MB_PLANE],
                                        int tmp_stride[MAX_MB_PLANE]);
506
507
void av1_build_obmc_inter_predictors_sb(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                        int mi_row, int mi_col);
508
509
510
511
#if CONFIG_NCOBMC
void av1_build_ncobmc_inter_predictors_sb(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                          int mi_row, int mi_col);
#endif
512

513
514
#define MASK_MASTER_SIZE ((MAX_WEDGE_SIZE) << 1)
#define MASK_MASTER_STRIDE (MASK_MASTER_SIZE)
515

Yaowu Xu's avatar
Yaowu Xu committed
516
void av1_init_wedge_masks();
517

Yaowu Xu's avatar
Yaowu Xu committed
518
519
520
static INLINE const uint8_t *av1_get_contiguous_soft_mask(int wedge_index,
                                                          int wedge_sign,
                                                          BLOCK_SIZE sb_type) {
521
522
523
  return wedge_params_lookup[sb_type].masks[wedge_sign][wedge_index];
}

Yaowu Xu's avatar
Yaowu Xu committed
524
525
526
527
const uint8_t *av1_get_soft_mask(int wedge_index, int wedge_sign,
                                 BLOCK_SIZE sb_type, int wedge_offset_x,
                                 int wedge_offset_y);

528
const uint8_t *av1_get_compound_type_mask_inverse(
529
530
    const INTERINTER_COMPOUND_DATA *const comp_data, uint8_t *mask_buffer,
    int h, int w, int stride, BLOCK_SIZE sb_type);
531
532
533

const uint8_t *av1_get_compound_type_mask(
    const INTERINTER_COMPOUND_DATA *const comp_data, BLOCK_SIZE sb_type);
Yue Chen's avatar
Yue Chen committed
534

535
536
537
538
539
void av1_build_interintra_predictors(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                     uint8_t *ypred, uint8_t *upred,
                                     uint8_t *vpred, int ystride, int ustride,
                                     int vstride, BUFFER_SET *ctx,
                                     BLOCK_SIZE bsize);
Yue Chen's avatar
Yue Chen committed
540

541
542
543
void av1_build_interintra_predictors_sby(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                         uint8_t *ypred, int ystride,
                                         BUFFER_SET *ctx, BLOCK_SIZE bsize);
Yue Chen's avatar
Yue Chen committed
544

545
546
547
void av1_build_interintra_predictors_sbc(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                         uint8_t *upred, int ustride,
                                         BUFFER_SET *ctx, int plane,
Yaowu Xu's avatar
Yaowu Xu committed
548
                                         BLOCK_SIZE bsize);
Yue Chen's avatar
Yue Chen committed
549

550
551
552
553
554
555
556
557
void av1_build_interintra_predictors_sbuv(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                          uint8_t *upred, uint8_t *vpred,
                                          int ustride, int vstride,
                                          BUFFER_SET *ctx, BLOCK_SIZE bsize);

void av1_build_intra_predictors_for_interintra(
    const AV1_COMMON *cm, MACROBLOCKD *xd, BLOCK_SIZE bsize, int plane,
    BUFFER_SET *ctx, uint8_t *intra_pred, int intra_stride);
Yaowu Xu's avatar
Yaowu Xu committed
558
559
560
void av1_combine_interintra(MACROBLOCKD *xd, BLOCK_SIZE bsize, int plane,
                            const uint8_t *inter_pred, int inter_stride,
                            const uint8_t *intra_pred, int intra_stride);
Yue Chen's avatar
Yue Chen committed
561

562
// Encoder only
Yaowu Xu's avatar
Yaowu Xu committed
563
void av1_build_inter_predictors_for_planes_single_buf(
clang-format's avatar
clang-format committed
564
565
    MACROBLOCKD *xd, BLOCK_SIZE bsize, int plane_from, int plane_to, int mi_row,
    int mi_col, int ref, uint8_t *ext_dst[3], int ext_dst_stride[3]);
566
567
568
569
570
571
void av1_build_wedge_inter_predictor_from_buf(MACROBLOCKD *xd, BLOCK_SIZE bsize,
                                              int plane_from, int plane_to,
                                              uint8_t *ext_dst0[3],
                                              int ext_dst_stride0[3],
                                              uint8_t *ext_dst1[3],
                                              int ext_dst_stride1[3]);
572

Cheng Chen's avatar
Cheng Chen committed
573
574
#if CONFIG_JNT_COMP
void av1_jnt_comp_weight_assign(const AV1_COMMON *cm, const MB_MODE_INFO *mbmi,
575
                                int order_idx, int *fwd_offset, int *bck_offset,
Cheng Chen's avatar
Cheng Chen committed
576
                                int *use_jnt_comp_avg, int is_compound);
Cheng Chen's avatar
Cheng Chen committed
577
578
#endif  // CONFIG_JNT_COMP

Jingning Han's avatar
Jingning Han committed
579
580
581
582
#ifdef __cplusplus
}  // extern "C"
#endif

Yaowu Xu's avatar
Yaowu Xu committed
583
#endif  // AV1_COMMON_RECONINTER_H_