blob: 92486b4767d2685b6d9de0ce9d5999e0f11cde32 [file] [log] [blame]
/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* 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.
*/
#include <assert.h>
#include "./aom_scale_rtcd.h"
#include "./aom_dsp_rtcd.h"
#include "./aom_config.h"
#include "aom/aom_integer.h"
#include "aom_dsp/blend.h"
#include "av1/common/blockd.h"
#include "av1/common/reconinter.h"
#include "av1/common/reconintra.h"
#if CONFIG_MOTION_VAR
#include "av1/common/onyxc_int.h"
#endif // CONFIG_MOTION_VAR
#if CONFIG_EXT_INTER
#define NSMOOTHERS 1
// [smoother][negative][direction]
DECLARE_ALIGNED(16, static uint8_t,
wedge_mask_obl[NSMOOTHERS][2][WEDGE_DIRECTIONS]
[MASK_MASTER_SIZE * MASK_MASTER_SIZE]);
DECLARE_ALIGNED(16, static uint8_t,
wedge_signflip_lookup[BLOCK_SIZES][MAX_WEDGE_TYPES]);
// 3 * MAX_WEDGE_SQUARE is an easy to compute and fairly tight upper bound
// on the sum of all mask sizes up to an including MAX_WEDGE_SQUARE.
DECLARE_ALIGNED(16, static uint8_t,
wedge_mask_buf[2 * MAX_WEDGE_TYPES * 3 * MAX_WEDGE_SQUARE]);
static wedge_masks_type wedge_masks[BLOCK_SIZES][2];
// Some unused wedge codebooks left temporarily to facilitate experiments.
// To be removed when settled.
/*
static wedge_code_type wedge_codebook_8_hgtw[8] = {
{ WEDGE_OBLIQUE27, 4, 4 }, { WEDGE_OBLIQUE63, 4, 4 },
{ WEDGE_OBLIQUE117, 4, 4 }, { WEDGE_OBLIQUE153, 4, 4 },
{ WEDGE_OBLIQUE27, 4, 2 }, { WEDGE_OBLIQUE27, 4, 6 },
{ WEDGE_OBLIQUE153, 4, 2 }, { WEDGE_OBLIQUE153, 4, 6 },
};
static wedge_code_type wedge_codebook_8_hltw[8] = {
{ WEDGE_OBLIQUE27, 4, 4 }, { WEDGE_OBLIQUE63, 4, 4 },
{ WEDGE_OBLIQUE117, 4, 4 }, { WEDGE_OBLIQUE153, 4, 4 },
{ WEDGE_OBLIQUE63, 2, 4 }, { WEDGE_OBLIQUE63, 6, 4 },
{ WEDGE_OBLIQUE117, 2, 4 }, { WEDGE_OBLIQUE117, 6, 4 },
};
static wedge_code_type wedge_codebook_8_heqw[8] = {
{ WEDGE_OBLIQUE27, 4, 4 }, { WEDGE_OBLIQUE63, 4, 4 },
{ WEDGE_OBLIQUE117, 4, 4 }, { WEDGE_OBLIQUE153, 4, 4 },
{ WEDGE_HORIZONTAL, 4, 2 }, { WEDGE_HORIZONTAL, 4, 6 },
{ WEDGE_VERTICAL, 2, 4 }, { WEDGE_VERTICAL, 6, 4 },
};
static const wedge_code_type wedge_codebook_32_hgtw[32] = {
{ WEDGE_OBLIQUE27, 4, 4 }, { WEDGE_OBLIQUE63, 4, 4 },
{ WEDGE_OBLIQUE117, 4, 4 }, { WEDGE_OBLIQUE153, 4, 4 },
{ WEDGE_HORIZONTAL, 4, 2 }, { WEDGE_HORIZONTAL, 4, 4 },
{ WEDGE_HORIZONTAL, 4, 6 }, { WEDGE_VERTICAL, 4, 4 },
{ WEDGE_OBLIQUE27, 4, 1 }, { WEDGE_OBLIQUE27, 4, 2 },
{ WEDGE_OBLIQUE27, 4, 3 }, { WEDGE_OBLIQUE27, 4, 5 },
{ WEDGE_OBLIQUE27, 4, 6 }, { WEDGE_OBLIQUE27, 4, 7 },
{ WEDGE_OBLIQUE153, 4, 1 }, { WEDGE_OBLIQUE153, 4, 2 },
{ WEDGE_OBLIQUE153, 4, 3 }, { WEDGE_OBLIQUE153, 4, 5 },
{ WEDGE_OBLIQUE153, 4, 6 }, { WEDGE_OBLIQUE153, 4, 7 },
{ WEDGE_OBLIQUE63, 1, 4 }, { WEDGE_OBLIQUE63, 2, 4 },
{ WEDGE_OBLIQUE63, 3, 4 }, { WEDGE_OBLIQUE63, 5, 4 },
{ WEDGE_OBLIQUE63, 6, 4 }, { WEDGE_OBLIQUE63, 7, 4 },
{ WEDGE_OBLIQUE117, 1, 4 }, { WEDGE_OBLIQUE117, 2, 4 },
{ WEDGE_OBLIQUE117, 3, 4 }, { WEDGE_OBLIQUE117, 5, 4 },
{ WEDGE_OBLIQUE117, 6, 4 }, { WEDGE_OBLIQUE117, 7, 4 },
};
static const wedge_code_type wedge_codebook_32_hltw[32] = {
{ WEDGE_OBLIQUE27, 4, 4 }, { WEDGE_OBLIQUE63, 4, 4 },
{ WEDGE_OBLIQUE117, 4, 4 }, { WEDGE_OBLIQUE153, 4, 4 },
{ WEDGE_VERTICAL, 2, 4 }, { WEDGE_VERTICAL, 4, 4 },
{ WEDGE_VERTICAL, 6, 4 }, { WEDGE_HORIZONTAL, 4, 4 },
{ WEDGE_OBLIQUE27, 4, 1 }, { WEDGE_OBLIQUE27, 4, 2 },
{ WEDGE_OBLIQUE27, 4, 3 }, { WEDGE_OBLIQUE27, 4, 5 },
{ WEDGE_OBLIQUE27, 4, 6 }, { WEDGE_OBLIQUE27, 4, 7 },
{ WEDGE_OBLIQUE153, 4, 1 }, { WEDGE_OBLIQUE153, 4, 2 },
{ WEDGE_OBLIQUE153, 4, 3 }, { WEDGE_OBLIQUE153, 4, 5 },
{ WEDGE_OBLIQUE153, 4, 6 }, { WEDGE_OBLIQUE153, 4, 7 },
{ WEDGE_OBLIQUE63, 1, 4 }, { WEDGE_OBLIQUE63, 2, 4 },
{ WEDGE_OBLIQUE63, 3, 4 }, { WEDGE_OBLIQUE63, 5, 4 },
{ WEDGE_OBLIQUE63, 6, 4 }, { WEDGE_OBLIQUE63, 7, 4 },
{ WEDGE_OBLIQUE117, 1, 4 }, { WEDGE_OBLIQUE117, 2, 4 },
{ WEDGE_OBLIQUE117, 3, 4 }, { WEDGE_OBLIQUE117, 5, 4 },
{ WEDGE_OBLIQUE117, 6, 4 }, { WEDGE_OBLIQUE117, 7, 4 },
};
static const wedge_code_type wedge_codebook_32_heqw[32] = {
{ WEDGE_OBLIQUE27, 4, 4 }, { WEDGE_OBLIQUE63, 4, 4 },
{ WEDGE_OBLIQUE117, 4, 4 }, { WEDGE_OBLIQUE153, 4, 4 },
{ WEDGE_HORIZONTAL, 4, 2 }, { WEDGE_HORIZONTAL, 4, 6 },
{ WEDGE_VERTICAL, 2, 4 }, { WEDGE_VERTICAL, 6, 4 },
{ WEDGE_OBLIQUE27, 4, 1 }, { WEDGE_OBLIQUE27, 4, 2 },
{ WEDGE_OBLIQUE27, 4, 3 }, { WEDGE_OBLIQUE27, 4, 5 },
{ WEDGE_OBLIQUE27, 4, 6 }, { WEDGE_OBLIQUE27, 4, 7 },
{ WEDGE_OBLIQUE153, 4, 1 }, { WEDGE_OBLIQUE153, 4, 2 },
{ WEDGE_OBLIQUE153, 4, 3 }, { WEDGE_OBLIQUE153, 4, 5 },
{ WEDGE_OBLIQUE153, 4, 6 }, { WEDGE_OBLIQUE153, 4, 7 },
{ WEDGE_OBLIQUE63, 1, 4 }, { WEDGE_OBLIQUE63, 2, 4 },
{ WEDGE_OBLIQUE63, 3, 4 }, { WEDGE_OBLIQUE63, 5, 4 },
{ WEDGE_OBLIQUE63, 6, 4 }, { WEDGE_OBLIQUE63, 7, 4 },
{ WEDGE_OBLIQUE117, 1, 4 }, { WEDGE_OBLIQUE117, 2, 4 },
{ WEDGE_OBLIQUE117, 3, 4 }, { WEDGE_OBLIQUE117, 5, 4 },
{ WEDGE_OBLIQUE117, 6, 4 }, { WEDGE_OBLIQUE117, 7, 4 },
};
*/
static const wedge_code_type wedge_codebook_16_hgtw[16] = {
{ WEDGE_OBLIQUE27, 4, 4 }, { WEDGE_OBLIQUE63, 4, 4 },
{ WEDGE_OBLIQUE117, 4, 4 }, { WEDGE_OBLIQUE153, 4, 4 },
{ WEDGE_HORIZONTAL, 4, 2 }, { WEDGE_HORIZONTAL, 4, 4 },
{ WEDGE_HORIZONTAL, 4, 6 }, { WEDGE_VERTICAL, 4, 4 },
{ WEDGE_OBLIQUE27, 4, 2 }, { WEDGE_OBLIQUE27, 4, 6 },
{ WEDGE_OBLIQUE153, 4, 2 }, { WEDGE_OBLIQUE153, 4, 6 },
{ WEDGE_OBLIQUE63, 2, 4 }, { WEDGE_OBLIQUE63, 6, 4 },
{ WEDGE_OBLIQUE117, 2, 4 }, { WEDGE_OBLIQUE117, 6, 4 },
};
static const wedge_code_type wedge_codebook_16_hltw[16] = {
{ WEDGE_OBLIQUE27, 4, 4 }, { WEDGE_OBLIQUE63, 4, 4 },
{ WEDGE_OBLIQUE117, 4, 4 }, { WEDGE_OBLIQUE153, 4, 4 },
{ WEDGE_VERTICAL, 2, 4 }, { WEDGE_VERTICAL, 4, 4 },
{ WEDGE_VERTICAL, 6, 4 }, { WEDGE_HORIZONTAL, 4, 4 },
{ WEDGE_OBLIQUE27, 4, 2 }, { WEDGE_OBLIQUE27, 4, 6 },
{ WEDGE_OBLIQUE153, 4, 2 }, { WEDGE_OBLIQUE153, 4, 6 },
{ WEDGE_OBLIQUE63, 2, 4 }, { WEDGE_OBLIQUE63, 6, 4 },
{ WEDGE_OBLIQUE117, 2, 4 }, { WEDGE_OBLIQUE117, 6, 4 },
};
static const wedge_code_type wedge_codebook_16_heqw[16] = {
{ WEDGE_OBLIQUE27, 4, 4 }, { WEDGE_OBLIQUE63, 4, 4 },
{ WEDGE_OBLIQUE117, 4, 4 }, { WEDGE_OBLIQUE153, 4, 4 },
{ WEDGE_HORIZONTAL, 4, 2 }, { WEDGE_HORIZONTAL, 4, 6 },
{ WEDGE_VERTICAL, 2, 4 }, { WEDGE_VERTICAL, 6, 4 },
{ WEDGE_OBLIQUE27, 4, 2 }, { WEDGE_OBLIQUE27, 4, 6 },
{ WEDGE_OBLIQUE153, 4, 2 }, { WEDGE_OBLIQUE153, 4, 6 },
{ WEDGE_OBLIQUE63, 2, 4 }, { WEDGE_OBLIQUE63, 6, 4 },
{ WEDGE_OBLIQUE117, 2, 4 }, { WEDGE_OBLIQUE117, 6, 4 },
};
const wedge_params_type wedge_params_lookup[BLOCK_SIZES] = {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
{ 0, NULL, NULL, 0, NULL },
{ 0, NULL, NULL, 0, NULL },
{ 0, NULL, NULL, 0, NULL },
#endif // CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
{ 0, NULL, NULL, 0, NULL },
{ 0, NULL, NULL, 0, NULL },
{ 0, NULL, NULL, 0, NULL },
#if CONFIG_WEDGE
{ 4, wedge_codebook_16_heqw, wedge_signflip_lookup[BLOCK_8X8], 0,
wedge_masks[BLOCK_8X8] },
{ 4, wedge_codebook_16_hgtw, wedge_signflip_lookup[BLOCK_8X16], 0,
wedge_masks[BLOCK_8X16] },
{ 4, wedge_codebook_16_hltw, wedge_signflip_lookup[BLOCK_16X8], 0,
wedge_masks[BLOCK_16X8] },
{ 4, wedge_codebook_16_heqw, wedge_signflip_lookup[BLOCK_16X16], 0,
wedge_masks[BLOCK_16X16] },
{ 4, wedge_codebook_16_hgtw, wedge_signflip_lookup[BLOCK_16X32], 0,
wedge_masks[BLOCK_16X32] },
{ 4, wedge_codebook_16_hltw, wedge_signflip_lookup[BLOCK_32X16], 0,
wedge_masks[BLOCK_32X16] },
{ 4, wedge_codebook_16_heqw, wedge_signflip_lookup[BLOCK_32X32], 0,
wedge_masks[BLOCK_32X32] },
{ 0, wedge_codebook_16_hgtw, wedge_signflip_lookup[BLOCK_32X64], 0,
wedge_masks[BLOCK_32X64] },
{ 0, wedge_codebook_16_hltw, wedge_signflip_lookup[BLOCK_64X32], 0,
wedge_masks[BLOCK_64X32] },
{ 0, wedge_codebook_16_heqw, wedge_signflip_lookup[BLOCK_64X64], 0,
wedge_masks[BLOCK_64X64] },
#else
{ 0, wedge_codebook_16_heqw, wedge_signflip_lookup[BLOCK_8X8], 0,
wedge_masks[BLOCK_8X8] },
{ 0, wedge_codebook_16_hgtw, wedge_signflip_lookup[BLOCK_8X16], 0,
wedge_masks[BLOCK_8X16] },
{ 0, wedge_codebook_16_hltw, wedge_signflip_lookup[BLOCK_16X8], 0,
wedge_masks[BLOCK_16X8] },
{ 0, wedge_codebook_16_heqw, wedge_signflip_lookup[BLOCK_16X16], 0,
wedge_masks[BLOCK_16X16] },
{ 0, wedge_codebook_16_hgtw, wedge_signflip_lookup[BLOCK_16X32], 0,
wedge_masks[BLOCK_16X32] },
{ 0, wedge_codebook_16_hltw, wedge_signflip_lookup[BLOCK_32X16], 0,
wedge_masks[BLOCK_32X16] },
{ 0, wedge_codebook_16_heqw, wedge_signflip_lookup[BLOCK_32X32], 0,
wedge_masks[BLOCK_32X32] },
{ 0, wedge_codebook_16_hgtw, wedge_signflip_lookup[BLOCK_32X64], 0,
wedge_masks[BLOCK_32X64] },
{ 0, wedge_codebook_16_hltw, wedge_signflip_lookup[BLOCK_64X32], 0,
wedge_masks[BLOCK_64X32] },
{ 0, wedge_codebook_16_heqw, wedge_signflip_lookup[BLOCK_64X64], 0,
wedge_masks[BLOCK_64X64] },
#endif // CONFIG_WEDGE
#if CONFIG_EXT_PARTITION
{ 0, NULL, NULL, 0, NULL },
{ 0, NULL, NULL, 0, NULL },
{ 0, NULL, NULL, 0, NULL },
#endif // CONFIG_EXT_PARTITION
};
static const uint8_t *get_wedge_mask_inplace(int wedge_index, int neg,
BLOCK_SIZE sb_type) {
const uint8_t *master;
const int bh = block_size_high[sb_type];
const int bw = block_size_wide[sb_type];
const wedge_code_type *a =
wedge_params_lookup[sb_type].codebook + wedge_index;
const int smoother = wedge_params_lookup[sb_type].smoother;
int woff, hoff;
const uint8_t wsignflip = wedge_params_lookup[sb_type].signflip[wedge_index];
assert(wedge_index >= 0 &&
wedge_index < (1 << get_wedge_bits_lookup(sb_type)));
woff = (a->x_offset * bw) >> 3;
hoff = (a->y_offset * bh) >> 3;
master = wedge_mask_obl[smoother][neg ^ wsignflip][a->direction] +
MASK_MASTER_STRIDE * (MASK_MASTER_SIZE / 2 - hoff) +
MASK_MASTER_SIZE / 2 - woff;
return master;
}
const uint8_t *av1_get_soft_mask(int wedge_index, int wedge_sign,
BLOCK_SIZE sb_type, int offset_x,
int offset_y) {
const uint8_t *mask =
get_wedge_mask_inplace(wedge_index, wedge_sign, sb_type);
if (mask) mask -= (offset_x + offset_y * MASK_MASTER_STRIDE);
return mask;
}
#if CONFIG_COMPOUND_SEGMENT
static uint8_t *invert_mask(uint8_t *mask_inv_buffer, const uint8_t *const mask,
int h, int w, int stride) {
int i, j;
for (i = 0; i < h; ++i)
for (j = 0; j < w; ++j) {
mask_inv_buffer[i * stride + j] =
AOM_BLEND_A64_MAX_ALPHA - mask[i * stride + j];
}
return mask_inv_buffer;
}
#endif // CONFIG_COMPOUND_SEGMENT
const uint8_t *av1_get_compound_type_mask_inverse(
const INTERINTER_COMPOUND_DATA *const comp_data,
#if CONFIG_COMPOUND_SEGMENT
uint8_t *mask_buffer, int h, int w, int stride,
#endif
BLOCK_SIZE sb_type) {
assert(is_masked_compound_type(comp_data->interinter_compound_type));
(void)sb_type;
switch (comp_data->interinter_compound_type) {
#if CONFIG_WEDGE
case COMPOUND_WEDGE:
return av1_get_contiguous_soft_mask(comp_data->wedge_index,
!comp_data->wedge_sign, sb_type);
#endif // CONFIG_WEDGE
#if CONFIG_COMPOUND_SEGMENT
case COMPOUND_SEG:
return invert_mask(mask_buffer, comp_data->seg_mask, h, w, stride);
#endif // CONFIG_COMPOUND_SEGMENT
default: assert(0); return NULL;
}
}
const uint8_t *av1_get_compound_type_mask(
const INTERINTER_COMPOUND_DATA *const comp_data, BLOCK_SIZE sb_type) {
assert(is_masked_compound_type(comp_data->interinter_compound_type));
(void)sb_type;
switch (comp_data->interinter_compound_type) {
#if CONFIG_WEDGE
case COMPOUND_WEDGE:
return av1_get_contiguous_soft_mask(comp_data->wedge_index,
comp_data->wedge_sign, sb_type);
#endif // CONFIG_WEDGE
#if CONFIG_COMPOUND_SEGMENT
case COMPOUND_SEG: return comp_data->seg_mask;
#endif // CONFIG_COMPOUND_SEGMENT
default: assert(0); return NULL;
}
}
#if CONFIG_COMPOUND_SEGMENT
#if COMPOUND_SEGMENT_TYPE == 0
static void uniform_mask(uint8_t *mask, int which_inverse, BLOCK_SIZE sb_type,
int h, int w, int mask_val) {
int i, j;
int block_stride = block_size_wide[sb_type];
for (i = 0; i < h; ++i)
for (j = 0; j < w; ++j) {
mask[i * block_stride + j] =
which_inverse ? AOM_BLEND_A64_MAX_ALPHA - mask_val : mask_val;
}
}
void build_compound_seg_mask(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) {
(void)src0;
(void)src1;
(void)src0_stride;
(void)src1_stride;
switch (mask_type) {
case UNIFORM_45: uniform_mask(mask, 0, sb_type, h, w, 45); break;
case UNIFORM_45_INV: uniform_mask(mask, 1, sb_type, h, w, 45); break;
default: assert(0);
}
}
#if CONFIG_HIGHBITDEPTH
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) {
(void)src0;
(void)src1;
(void)src0_stride;
(void)src1_stride;
(void)bd;
switch (mask_type) {
case UNIFORM_45: uniform_mask(mask, 0, sb_type, h, w, 45); break;
case UNIFORM_45_INV: uniform_mask(mask, 1, sb_type, h, w, 45); break;
default: assert(0);
}
}
#endif // CONFIG_HIGHBITDEPTH
#elif COMPOUND_SEGMENT_TYPE == 1
#define DIFF_FACTOR 16
static void diffwtd_mask(uint8_t *mask, int which_inverse, int mask_base,
const uint8_t *src0, int src0_stride,
const uint8_t *src1, int src1_stride,
BLOCK_SIZE sb_type, int h, int w) {
int i, j, m, diff;
int block_stride = block_size_wide[sb_type];
for (i = 0; i < h; ++i) {
for (j = 0; j < w; ++j) {
diff =
abs((int)src0[i * src0_stride + j] - (int)src1[i * src1_stride + j]);
m = clamp(mask_base + (diff / DIFF_FACTOR), 0, AOM_BLEND_A64_MAX_ALPHA);
mask[i * block_stride + j] =
which_inverse ? AOM_BLEND_A64_MAX_ALPHA - m : m;
}
}
}
void build_compound_seg_mask(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) {
switch (mask_type) {
case DIFFWTD_38:
diffwtd_mask(mask, 0, 38, src0, src0_stride, src1, src1_stride, sb_type,
h, w);
break;
case DIFFWTD_38_INV:
diffwtd_mask(mask, 1, 38, src0, src0_stride, src1, src1_stride, sb_type,
h, w);
break;
default: assert(0);
}
}
#if CONFIG_HIGHBITDEPTH
static void diffwtd_mask_highbd(uint8_t *mask, int which_inverse, int mask_base,
const uint16_t *src0, int src0_stride,
const uint16_t *src1, int src1_stride,
BLOCK_SIZE sb_type, int h, int w, int bd) {
int i, j, m, diff;
int block_stride = block_size_wide[sb_type];
for (i = 0; i < h; ++i) {
for (j = 0; j < w; ++j) {
diff = abs((int)src0[i * src0_stride + j] -
(int)src1[i * src1_stride + j]) >>
(bd - 8);
m = clamp(mask_base + (diff / DIFF_FACTOR), 0, AOM_BLEND_A64_MAX_ALPHA);
mask[i * block_stride + j] =
which_inverse ? AOM_BLEND_A64_MAX_ALPHA - m : m;
}
}
}
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) {
switch (mask_type) {
case DIFFWTD_38:
diffwtd_mask_highbd(mask, 0, 42, CONVERT_TO_SHORTPTR(src0), src0_stride,
CONVERT_TO_SHORTPTR(src1), src1_stride, sb_type, h, w,
bd);
break;
case DIFFWTD_38_INV:
diffwtd_mask_highbd(mask, 1, 42, CONVERT_TO_SHORTPTR(src0), src0_stride,
CONVERT_TO_SHORTPTR(src1), src1_stride, sb_type, h, w,
bd);
break;
default: assert(0);
}
}
#endif // CONFIG_HIGHBITDEPTH
#endif // COMPOUND_SEGMENT_TYPE
#endif // CONFIG_COMPOUND_SEGMENT
#if MASK_MASTER_SIZE == 64
static const uint8_t wedge_master_oblique_odd[NSMOOTHERS][MASK_MASTER_SIZE] = {
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 6, 18,
37, 53, 60, 63, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
}
};
static const uint8_t wedge_master_oblique_even[NSMOOTHERS][MASK_MASTER_SIZE] = {
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 4, 11, 27,
46, 58, 62, 63, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
}
};
static const uint8_t wedge_master_vertical[NSMOOTHERS][MASK_MASTER_SIZE] = { {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 7, 21,
43, 57, 62, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
} };
static void shift_copy(const uint8_t *src, uint8_t *dst, int shift, int width) {
if (shift >= 0) {
memcpy(dst + shift, src, width - shift);
memset(dst, src[0], shift);
} else {
shift = -shift;
memcpy(dst, src + shift, width - shift);
memset(dst + width - shift, src[width - 1], shift);
}
}
#else
static const double smoother_param[NSMOOTHERS] = { 3.0 };
#endif // MASK_MASTER_SIZE == 64
static void init_wedge_master_masks() {
int i, j, s;
const int w = MASK_MASTER_SIZE;
const int h = MASK_MASTER_SIZE;
const int stride = MASK_MASTER_STRIDE;
for (s = 0; s < NSMOOTHERS; s++) {
// Note: index [0] stores the masters, and [1] its complement.
#if MASK_MASTER_SIZE == 64
// Generate prototype by shifting the masters
int shift = h / 4;
for (i = 0; i < h; i += 2) {
shift_copy(wedge_master_oblique_even[s],
&wedge_mask_obl[s][0][WEDGE_OBLIQUE63][i * stride], shift,
MASK_MASTER_SIZE);
shift--;
shift_copy(wedge_master_oblique_odd[s],
&wedge_mask_obl[s][0][WEDGE_OBLIQUE63][(i + 1) * stride],
shift, MASK_MASTER_SIZE);
memcpy(&wedge_mask_obl[s][0][WEDGE_VERTICAL][i * stride],
wedge_master_vertical[s],
MASK_MASTER_SIZE * sizeof(wedge_master_vertical[s][0]));
memcpy(&wedge_mask_obl[s][0][WEDGE_VERTICAL][(i + 1) * stride],
wedge_master_vertical[s],
MASK_MASTER_SIZE * sizeof(wedge_master_vertical[s][0]));
}
#else
const int a[2] = { 2, 1 };
const double asqrt = sqrt(a[0] * a[0] + a[1] * a[1]);
for (i = 0; i < h; i++) {
for (j = 0; j < w; ++j) {
int x = (2 * j + 1 - w);
int y = (2 * i + 1 - h);
double d = (a[0] * x + a[1] * y) / asqrt;
const int msk = (int)rint((1.0 + tanh(d / smoother_param[s])) * 32);
wedge_mask_obl[s][0][WEDGE_OBLIQUE63][i * stride + j] = msk;
const int mskx = (int)rint((1.0 + tanh(x / smoother_param[s])) * 32);
wedge_mask_obl[s][0][WEDGE_VERTICAL][i * stride + j] = mskx;
}
}
#endif // MASK_MASTER_SIZE == 64
for (i = 0; i < h; ++i) {
for (j = 0; j < w; ++j) {
const int msk = wedge_mask_obl[s][0][WEDGE_OBLIQUE63][i * stride + j];
wedge_mask_obl[s][0][WEDGE_OBLIQUE27][j * stride + i] = msk;
wedge_mask_obl[s][0][WEDGE_OBLIQUE117][i * stride + w - 1 - j] =
wedge_mask_obl[s][0][WEDGE_OBLIQUE153][(w - 1 - j) * stride + i] =
(1 << WEDGE_WEIGHT_BITS) - msk;
wedge_mask_obl[s][1][WEDGE_OBLIQUE63][i * stride + j] =
wedge_mask_obl[s][1][WEDGE_OBLIQUE27][j * stride + i] =
(1 << WEDGE_WEIGHT_BITS) - msk;
wedge_mask_obl[s][1][WEDGE_OBLIQUE117][i * stride + w - 1 - j] =
wedge_mask_obl[s][1][WEDGE_OBLIQUE153][(w - 1 - j) * stride + i] =
msk;
const int mskx = wedge_mask_obl[s][0][WEDGE_VERTICAL][i * stride + j];
wedge_mask_obl[s][0][WEDGE_HORIZONTAL][j * stride + i] = mskx;
wedge_mask_obl[s][1][WEDGE_VERTICAL][i * stride + j] =
wedge_mask_obl[s][1][WEDGE_HORIZONTAL][j * stride + i] =
(1 << WEDGE_WEIGHT_BITS) - mskx;
}
}
}
}
// If the signs for the wedges for various blocksizes are
// inconsistent flip the sign flag. Do it only once for every
// wedge codebook.
static void init_wedge_signs() {
BLOCK_SIZE sb_type;
memset(wedge_signflip_lookup, 0, sizeof(wedge_signflip_lookup));
for (sb_type = BLOCK_4X4; sb_type < BLOCK_SIZES; ++sb_type) {
const int bw = block_size_wide[sb_type];
const int bh = block_size_high[sb_type];
const wedge_params_type wedge_params = wedge_params_lookup[sb_type];
const int wbits = wedge_params.bits;
const int wtypes = 1 << wbits;
int i, w;
if (wbits == 0) continue;
for (w = 0; w < wtypes; ++w) {
// Get the mask master, i.e. index [0]
const uint8_t *mask = get_wedge_mask_inplace(w, 0, sb_type);
int avg = 0;
for (i = 0; i < bw; ++i) avg += mask[i];
for (i = 1; i < bh; ++i) avg += mask[i * MASK_MASTER_STRIDE];
avg = (avg + (bw + bh - 1) / 2) / (bw + bh - 1);
// Default sign of this wedge is 1 if the average < 32, 0 otherwise.
// If default sign is 1:
// If sign requested is 0, we need to flip the sign and return
// the complement i.e. index [1] instead. If sign requested is 1
// we need to flip the sign and return index [0] instead.
// If default sign is 0:
// If sign requested is 0, we need to return index [0] the master
// if sign requested is 1, we need to return the complement index [1]
// instead.
wedge_params.signflip[w] = (avg < 32);
// printf("%d[%d] = %d\n", sb_type, w, wedge_params.signflip[w]);
}
}
}
static void init_wedge_masks() {
uint8_t *dst = wedge_mask_buf;
BLOCK_SIZE bsize;
memset(wedge_masks, 0, sizeof(wedge_masks));
for (bsize = BLOCK_4X4; bsize < BLOCK_SIZES; ++bsize) {
const uint8_t *mask;
const int bw = block_size_wide[bsize];
const int bh = block_size_high[bsize];
const wedge_params_type *wedge_params = &wedge_params_lookup[bsize];
const int wbits = wedge_params->bits;
const int wtypes = 1 << wbits;
int w;
if (wbits == 0) continue;
for (w = 0; w < wtypes; ++w) {
mask = get_wedge_mask_inplace(w, 0, bsize);
aom_convolve_copy(mask, MASK_MASTER_STRIDE, dst, bw, NULL, 0, NULL, 0, bw,
bh);
wedge_params->masks[0][w] = dst;
dst += bw * bh;
mask = get_wedge_mask_inplace(w, 1, bsize);
aom_convolve_copy(mask, MASK_MASTER_STRIDE, dst, bw, NULL, 0, NULL, 0, bw,
bh);
wedge_params->masks[1][w] = dst;
dst += bw * bh;
}
assert(sizeof(wedge_mask_buf) >= (size_t)(dst - wedge_mask_buf));
}
}
// Equation of line: f(x, y) = a[0]*(x - a[2]*w/8) + a[1]*(y - a[3]*h/8) = 0
void av1_init_wedge_masks() {
init_wedge_master_masks();
init_wedge_signs();
init_wedge_masks();
}
#if CONFIG_SUPERTX
static void build_masked_compound_wedge_extend(
uint8_t *dst, int dst_stride, const uint8_t *src0, int src0_stride,
const uint8_t *src1, int src1_stride,
const INTERINTER_COMPOUND_DATA *const comp_data, BLOCK_SIZE sb_type,
int wedge_offset_x, int wedge_offset_y, int h, int w) {
const int subh = (2 << b_height_log2_lookup[sb_type]) == h;
const int subw = (2 << b_width_log2_lookup[sb_type]) == w;
const uint8_t *mask;
size_t mask_stride;
switch (comp_data->interinter_compound_type) {
case COMPOUND_WEDGE:
mask = av1_get_soft_mask(comp_data->wedge_index, comp_data->wedge_sign,
sb_type, wedge_offset_x, wedge_offset_y);
mask_stride = MASK_MASTER_STRIDE;
break;
#if CONFIG_COMPOUND_SEGMENT
case COMPOUND_SEG:
mask = comp_data->seg_mask;
mask_stride = block_size_wide[sb_type];
break;
#endif
default: assert(0); return;
}
aom_blend_a64_mask(dst, dst_stride, src0, src0_stride, src1, src1_stride,
mask, (int)mask_stride, h, w, subh, subw);
}
#if CONFIG_HIGHBITDEPTH
static void build_masked_compound_wedge_extend_highbd(
uint8_t *dst_8, int dst_stride, const uint8_t *src0_8, int src0_stride,
const uint8_t *src1_8, int src1_stride,
const INTERINTER_COMPOUND_DATA *const comp_data, BLOCK_SIZE sb_type,
int wedge_offset_x, int wedge_offset_y, int h, int w, int bd) {
const int subh = (2 << b_height_log2_lookup[sb_type]) == h;
const int subw = (2 << b_width_log2_lookup[sb_type]) == w;
const uint8_t *mask;
size_t mask_stride;
switch (comp_data->interinter_compound_type) {
case COMPOUND_WEDGE:
mask = av1_get_soft_mask(comp_data->wedge_index, comp_data->wedge_sign,
sb_type, wedge_offset_x, wedge_offset_y);
mask_stride = MASK_MASTER_STRIDE;
break;
#if CONFIG_COMPOUND_SEGMENT
case COMPOUND_SEG:
mask = comp_data->seg_mask;
mask_stride = block_size_wide[sb_type];
break;
#endif
default: assert(0); return;
}
aom_highbd_blend_a64_mask(dst_8, dst_stride, src0_8, src0_stride, src1_8,
src1_stride, mask, (int)mask_stride, h, w, subh,
subw, bd);
}
#endif // CONFIG_HIGHBITDEPTH
#else
static void build_masked_compound(
uint8_t *dst, int dst_stride, const uint8_t *src0, int src0_stride,
const uint8_t *src1, int src1_stride,
const INTERINTER_COMPOUND_DATA *const comp_data, BLOCK_SIZE sb_type, int h,
int w) {
// Derive subsampling from h and w passed in. May be refactored to
// pass in subsampling factors directly.
const int subh = (2 << b_height_log2_lookup[sb_type]) == h;
const int subw = (2 << b_width_log2_lookup[sb_type]) == w;
const uint8_t *mask = av1_get_compound_type_mask(comp_data, sb_type);
aom_blend_a64_mask(dst, dst_stride, src0, src0_stride, src1, src1_stride,
mask, block_size_wide[sb_type], h, w, subh, subw);
}
#if CONFIG_HIGHBITDEPTH
static void build_masked_compound_highbd(
uint8_t *dst_8, int dst_stride, const uint8_t *src0_8, int src0_stride,
const uint8_t *src1_8, int src1_stride,
const INTERINTER_COMPOUND_DATA *const comp_data, BLOCK_SIZE sb_type, int h,
int w, int bd) {
// Derive subsampling from h and w passed in. May be refactored to
// pass in subsampling factors directly.
const int subh = (2 << b_height_log2_lookup[sb_type]) == h;
const int subw = (2 << b_width_log2_lookup[sb_type]) == w;
const uint8_t *mask = av1_get_compound_type_mask(comp_data, sb_type);
// const uint8_t *mask =
// av1_get_contiguous_soft_mask(wedge_index, wedge_sign, sb_type);
aom_highbd_blend_a64_mask(dst_8, dst_stride, src0_8, src0_stride, src1_8,
src1_stride, mask, block_size_wide[sb_type], h, w,
subh, subw, bd);
}
#endif // CONFIG_HIGHBITDEPTH
#endif // CONFIG_SUPERTX
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,
#if CONFIG_DUAL_FILTER
const InterpFilter *interp_filter,
#else
const InterpFilter interp_filter,
#endif
int xs, int ys,
#if CONFIG_SUPERTX
int wedge_offset_x, int wedge_offset_y,
#endif // CONFIG_SUPERTX
int plane,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
const WarpTypesAllowed *warp_types,
int p_col, int p_row, int ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
MACROBLOCKD *xd) {
const MODE_INFO *mi = xd->mi[0];
const INTERINTER_COMPOUND_DATA comp_data = {
#if CONFIG_WEDGE
mi->mbmi.wedge_index,
mi->mbmi.wedge_sign,
#endif // CONFIG_WEDGE
#if CONFIG_COMPOUND_SEGMENT
mi->mbmi.mask_type,
xd->seg_mask,
#endif // CONFIG_COMPOUND_SEGMENT
mi->mbmi.interinter_compound_type
};
#if !CONFIG_GLOBAL_MOTION && !CONFIG_WARPED_MOTION
int ref = 0;
#endif // !CONFIG_GLOBAL_MOTION && !CONFIG_WARPED_MOTION
ConvolveParams conv_params = get_conv_params(ref, 0, plane);
#if CONFIG_HIGHBITDEPTH
DECLARE_ALIGNED(16, uint8_t, tmp_dst_[2 * MAX_SB_SQUARE]);
uint8_t *tmp_dst = (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH)
? CONVERT_TO_BYTEPTR(tmp_dst_)
: tmp_dst_;
av1_make_inter_predictor(pre, pre_stride, tmp_dst, MAX_SB_SIZE, subpel_x,
subpel_y, sf, w, h, &conv_params, interp_filter,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
warp_types, p_col, p_row, plane, ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
#if CONFIG_MOTION_VAR
0, 0,
#endif
xs, ys, xd);
#if CONFIG_COMPOUND_SEGMENT
if (!plane && comp_data.interinter_compound_type == COMPOUND_SEG) {
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH)
build_compound_seg_mask_highbd(comp_data.seg_mask, comp_data.mask_type,
dst, dst_stride, tmp_dst, MAX_SB_SIZE,
mi->mbmi.sb_type, h, w, xd->bd);
else
build_compound_seg_mask(comp_data.seg_mask, comp_data.mask_type, dst,
dst_stride, tmp_dst, MAX_SB_SIZE,
mi->mbmi.sb_type, h, w);
}
#endif // CONFIG_COMPOUND_SEGMENT
#if CONFIG_SUPERTX
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH)
build_masked_compound_wedge_extend_highbd(
dst, dst_stride, dst, dst_stride, tmp_dst, MAX_SB_SIZE, &comp_data,
mi->mbmi.sb_type, wedge_offset_x, wedge_offset_y, h, w, xd->bd);
else
build_masked_compound_wedge_extend(
dst, dst_stride, dst, dst_stride, tmp_dst, MAX_SB_SIZE, &comp_data,
mi->mbmi.sb_type, wedge_offset_x, wedge_offset_y, h, w);
#else
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH)
build_masked_compound_highbd(dst, dst_stride, dst, dst_stride, tmp_dst,
MAX_SB_SIZE, &comp_data, mi->mbmi.sb_type, h,
w, xd->bd);
else
build_masked_compound(dst, dst_stride, dst, dst_stride, tmp_dst,
MAX_SB_SIZE, &comp_data, mi->mbmi.sb_type, h, w);
#endif // CONFIG_SUPERTX
#else // CONFIG_HIGHBITDEPTH
DECLARE_ALIGNED(16, uint8_t, tmp_dst[MAX_SB_SQUARE]);
av1_make_inter_predictor(pre, pre_stride, tmp_dst, MAX_SB_SIZE, subpel_x,
subpel_y, sf, w, h, &conv_params, interp_filter,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
warp_types, p_col, p_row, plane, ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
#if CONFIG_MOTION_VAR
0, 0,
#endif
xs, ys, xd);
#if CONFIG_COMPOUND_SEGMENT
if (!plane && comp_data.interinter_compound_type == COMPOUND_SEG)
build_compound_seg_mask(comp_data.seg_mask, comp_data.mask_type, dst,
dst_stride, tmp_dst, MAX_SB_SIZE, mi->mbmi.sb_type,
h, w);
#endif // CONFIG_COMPOUND_SEGMENT
#if CONFIG_SUPERTX
build_masked_compound_wedge_extend(dst, dst_stride, dst, dst_stride, tmp_dst,
MAX_SB_SIZE, &comp_data, mi->mbmi.sb_type,
wedge_offset_x, wedge_offset_y, h, w);
#else
build_masked_compound(dst, dst_stride, dst, dst_stride, tmp_dst, MAX_SB_SIZE,
&comp_data, mi->mbmi.sb_type, h, w);
#endif // CONFIG_SUPERTX
#endif // CONFIG_HIGHBITDEPTH
#if CONFIG_COMPOUND_SEGMENT
(void)plane;
#endif // CONFIG_COMPOUND_SEGMENT
}
#endif // CONFIG_EXT_INTER
// TODO(sarahparker) av1_highbd_build_inter_predictor and
// av1_build_inter_predictor should be combined with
// av1_make_inter_predictor
#if CONFIG_HIGHBITDEPTH
void av1_highbd_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, int ref,
#if CONFIG_DUAL_FILTER
const InterpFilter *interp_filter,
#else
const InterpFilter interp_filter,
#endif
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
const WarpTypesAllowed *warp_types, int p_col, int p_row,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
int plane, enum mv_precision precision, int x, int y,
const MACROBLOCKD *xd) {
const int is_q4 = precision == MV_PRECISION_Q4;
const MV mv_q4 = { is_q4 ? src_mv->row : src_mv->row * 2,
is_q4 ? src_mv->col : src_mv->col * 2 };
MV32 mv = av1_scale_mv(&mv_q4, x, y, sf);
mv.col += SCALE_EXTRA_OFF;
mv.row += SCALE_EXTRA_OFF;
const int subpel_x = mv.col & SCALE_SUBPEL_MASK;
const int subpel_y = mv.row & SCALE_SUBPEL_MASK;
ConvolveParams conv_params = get_conv_params(ref, ref, plane);
src += (mv.row >> SCALE_SUBPEL_BITS) * src_stride +
(mv.col >> SCALE_SUBPEL_BITS);
av1_make_inter_predictor(src, src_stride, dst, dst_stride, subpel_x, subpel_y,
sf, w, h, &conv_params, interp_filter,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
warp_types, p_col, p_row, plane, ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
#if CONFIG_MOTION_VAR
0, 0,
#endif
sf->x_step_q4, sf->y_step_q4, xd);
}
#endif // CONFIG_HIGHBITDEPTH
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,
#if CONFIG_DUAL_FILTER
const InterpFilter *interp_filter,
#else
const InterpFilter interp_filter,
#endif
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
const WarpTypesAllowed *warp_types, int p_col,
int p_row, int plane, int ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
enum mv_precision precision, int x, int y,
const MACROBLOCKD *xd) {
const int is_q4 = precision == MV_PRECISION_Q4;
const MV mv_q4 = { is_q4 ? src_mv->row : src_mv->row * 2,
is_q4 ? src_mv->col : src_mv->col * 2 };
MV32 mv = av1_scale_mv(&mv_q4, x, y, sf);
mv.col += SCALE_EXTRA_OFF;
mv.row += SCALE_EXTRA_OFF;
const int subpel_x = mv.col & SCALE_SUBPEL_MASK;
const int subpel_y = mv.row & SCALE_SUBPEL_MASK;
src += (mv.row >> SCALE_SUBPEL_BITS) * src_stride +
(mv.col >> SCALE_SUBPEL_BITS);
av1_make_inter_predictor(src, src_stride, dst, dst_stride, subpel_x, subpel_y,
sf, w, h, conv_params, interp_filter,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
warp_types, p_col, p_row, plane, ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
#if CONFIG_MOTION_VAR
0, 0,
#endif
sf->x_step_q4, sf->y_step_q4, xd);
}
typedef struct SubpelParams {
int xs;
int ys;
int subpel_x;
int subpel_y;
} SubpelParams;
void build_inter_predictors(const AV1_COMMON *cm, MACROBLOCKD *xd, int plane,
#if CONFIG_MOTION_VAR
int mi_col_offset, int mi_row_offset,
#endif // CONFIG_MOTION_VAR
int block, int bw, int bh, int x, int y, int w,
int h,
#if CONFIG_SUPERTX && CONFIG_EXT_INTER
int wedge_offset_x, int wedge_offset_y,
#endif // CONFIG_SUPERTX && CONFIG_EXT_INTER
int mi_x, int mi_y) {
struct macroblockd_plane *const pd = &xd->plane[plane];
#if CONFIG_MOTION_VAR
const MODE_INFO *mi = xd->mi[mi_col_offset + xd->mi_stride * mi_row_offset];
#else
const MODE_INFO *mi = xd->mi[0];
#endif // CONFIG_MOTION_VAR
int is_compound = has_second_ref(&mi->mbmi);
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
int is_comp_mode_pred =
is_compound || is_inter_singleref_comp_mode(mi->mbmi.mode);
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
int ref;
#if CONFIG_INTRABC
const int is_intrabc = is_intrabc_block(&mi->mbmi);
assert(IMPLIES(is_intrabc, !is_compound));
#endif // CONFIG_INTRABC
#if CONFIG_GLOBAL_MOTION
int is_global[2] = { 0, 0 };
for (ref = 0; ref < 1 + is_compound; ++ref) {
WarpedMotionParams *const wm = &xd->global_motion[mi->mbmi.ref_frame[ref]];
is_global[ref] = is_global_mv_block(mi, block, wm->wmtype);
}
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
if (!is_compound && is_comp_mode_pred) is_global[1] = is_global[0];
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
#endif // CONFIG_GLOBAL_MOTION
#if CONFIG_CB4X4
(void)block;
(void)cm;
#endif
#if CONFIG_MOTION_VAR && (CONFIG_CHROMA_SUB8X8 || !CONFIG_CB4X4)
const int build_for_obmc = !(mi_col_offset == 0 && mi_row_offset == 0);
#endif // CONFIG_MOTION_VAR && (CONFIG_CHROMA_SUB8X8 || !CONFIG_CB4X4)
#if CONFIG_CHROMA_SUB8X8
const BLOCK_SIZE bsize = mi->mbmi.sb_type;
const int ss_x = pd->subsampling_x;
const int ss_y = pd->subsampling_y;
int sub8x8_inter = bsize < BLOCK_8X8 && (ss_x || ss_y);
const int row_start = (block_size_high[bsize] == 4) && ss_y ? -1 : 0;
const int col_start = (block_size_wide[bsize] == 4) && ss_x ? -1 : 0;
#if CONFIG_MOTION_VAR
if (!build_for_obmc && sub8x8_inter) {
#else
if (sub8x8_inter) {
#endif // CONFIG_MOTION_VAR
for (int row = row_start; row <= 0 && sub8x8_inter; ++row)
for (int col = col_start; col <= 0; ++col)
if (!is_inter_block(&xd->mi[row * xd->mi_stride + col]->mbmi))
sub8x8_inter = 0;
}
#if CONFIG_MOTION_VAR
if (!build_for_obmc && sub8x8_inter) {
#else
if (sub8x8_inter) {
#endif // CONFIG_MOTION_VAR
// block size
const int b4_w = block_size_wide[bsize] >> ss_x;
const int b4_h = block_size_high[bsize] >> ss_y;
const BLOCK_SIZE plane_bsize = scale_chroma_bsize(bsize, ss_x, ss_y);
const int b8_w = block_size_wide[plane_bsize] >> ss_x;
const int b8_h = block_size_high[plane_bsize] >> ss_y;
int idx, idy;
const int x_base = x;
const int y_base = y;
const struct buf_2d orig_pred_buf[2] = { pd->pre[0], pd->pre[1] };
int row = row_start;
for (idy = 0; idy < b8_h; idy += b4_h) {
int col = col_start;
for (idx = 0; idx < b8_w; idx += b4_w) {
MB_MODE_INFO *this_mbmi = &xd->mi[row * xd->mi_stride + col]->mbmi;
is_compound = has_second_ref(this_mbmi);
// TODO(zoeliu): If single ref comp modes are considered here, a
// mismatch was caused. Need a further investigation.
for (ref = 0; ref < 1 + is_compound; ++ref) {
struct buf_2d *const dst_buf = &pd->dst;
const RefBuffer *ref_buf =
&cm->frame_refs[this_mbmi->ref_frame[ref] - LAST_FRAME];
const int c_offset = (mi_x + MI_SIZE * col_start) >> ss_x;
const int r_offset = (mi_y + MI_SIZE * row_start) >> ss_y;
pd->pre[ref].buf0 =
(plane == 1) ? ref_buf->buf->u_buffer : ref_buf->buf->v_buffer;
pd->pre[ref].buf =
pd->pre[ref].buf0 + scaled_buffer_offset(c_offset, r_offset,
ref_buf->buf->uv_stride,
&ref_buf->sf);
pd->pre[ref].width = ref_buf->buf->uv_crop_width;
pd->pre[ref].height = ref_buf->buf->uv_crop_height;
pd->pre[ref].stride = ref_buf->buf->uv_stride;
#if CONFIG_INTRABC
const struct scale_factors *const sf =
is_intrabc ? &xd->sf_identity : &ref_buf->sf;
struct buf_2d *const pre_buf = is_intrabc ? dst_buf : &pd->pre[ref];
#else
const struct scale_factors *const sf = &ref_buf->sf;
struct buf_2d *const pre_buf = &pd->pre[ref];
#endif // CONFIG_INTRABC
uint8_t *dst = dst_buf->buf;
const MV mv = this_mbmi->mv[ref].as_mv;
uint8_t *pre;
int xs, ys, subpel_x, subpel_y;
const int is_scaled = av1_is_scaled(sf);
ConvolveParams conv_params = get_conv_params(ref, ref, plane);
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
WarpTypesAllowed warp_types;
#if CONFIG_GLOBAL_MOTION
warp_types.global_warp_allowed = is_global[ref];
#endif // CONFIG_GLOBAL_MOTION
#if CONFIG_WARPED_MOTION
warp_types.local_warp_allowed =
this_mbmi->motion_mode == WARPED_CAUSAL;
#endif // CONFIG_WARPED_MOTION
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
x = x_base + idx;
y = y_base + idy;
dst += dst_buf->stride * y + x;
if (is_scaled) {
int ssx = pd->subsampling_x;
int ssy = pd->subsampling_y;
int orig_pos_y = (mi_y << (SUBPEL_BITS - ssy)) + (y << SUBPEL_BITS);
orig_pos_y += mv.row * (1 << (1 - ssy));
int orig_pos_x = (mi_x << (SUBPEL_BITS - ssx)) + (x << SUBPEL_BITS);
orig_pos_x += mv.col * (1 << (1 - ssx));
int pos_y = sf->scale_value_y(orig_pos_y, sf);
int pos_x = sf->scale_value_x(orig_pos_x, sf);
pos_x += SCALE_EXTRA_OFF;
pos_y += SCALE_EXTRA_OFF;
const int top = -((AOM_INTERP_EXTEND + bh) << SCALE_SUBPEL_BITS);
const int bottom = (pre_buf->height + AOM_INTERP_EXTEND)
<< SCALE_SUBPEL_BITS;
const int left = -((AOM_INTERP_EXTEND + bw) << SCALE_SUBPEL_BITS);
const int right = (pre_buf->width + AOM_INTERP_EXTEND)
<< SCALE_SUBPEL_BITS;
pos_y = clamp(pos_y, top, bottom);
pos_x = clamp(pos_x, left, right);
pre = pre_buf->buf0 +
(pos_y >> SCALE_SUBPEL_BITS) * pre_buf->stride +
(pos_x >> SCALE_SUBPEL_BITS);
subpel_x = pos_x & SCALE_SUBPEL_MASK;
subpel_y = pos_y & SCALE_SUBPEL_MASK;
xs = sf->x_step_q4;
ys = sf->y_step_q4;
} else {
const MV mv_q4 = clamp_mv_to_umv_border_sb(
xd, &mv, bw, bh, pd->subsampling_x, pd->subsampling_y);
xs = ys = SCALE_SUBPEL_SHIFTS;
subpel_x = (mv_q4.col & SUBPEL_MASK) << SCALE_EXTRA_BITS;
subpel_y = (mv_q4.row & SUBPEL_MASK) << SCALE_EXTRA_BITS;
pre = pre_buf->buf +
(y + (mv_q4.row >> SUBPEL_BITS)) * pre_buf->stride +
(x + (mv_q4.col >> SUBPEL_BITS));
}
#if CONFIG_EXT_INTER
if (ref && is_masked_compound_type(mi->mbmi.interinter_compound_type))
av1_make_masked_inter_predictor(
pre, pre_buf->stride, dst, dst_buf->stride, subpel_x, subpel_y,
sf, w, h, mi->mbmi.interp_filter, xs, ys,
#if CONFIG_SUPERTX
wedge_offset_x, wedge_offset_y,
#endif // CONFIG_SUPERTX
plane,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
&warp_types, (mi_x >> pd->subsampling_x) + x,
(mi_y >> pd->subsampling_y) + y, ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
xd);
else
#endif // CONFIG_EXT_INTER
av1_make_inter_predictor(
pre, pre_buf->stride, dst, dst_buf->stride, subpel_x, subpel_y,
sf, b4_w, b4_h, &conv_params, this_mbmi->interp_filter,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
&warp_types, (mi_x >> pd->subsampling_x) + x,
(mi_y >> pd->subsampling_y) + y, plane, ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
#if CONFIG_MOTION_VAR
mi_col_offset, mi_row_offset,
#endif // CONFIG_MOTION_VAR
xs, ys, xd);
}
++col;
}
++row;
}
for (ref = 0; ref < 2; ++ref) pd->pre[ref] = orig_pred_buf[ref];
return;
}
#else
(void)cm;
#endif // CONFIG_CHROMA_SUB8X8
{
struct buf_2d *const dst_buf = &pd->dst;
uint8_t *const dst = dst_buf->buf + dst_buf->stride * y + x;
uint8_t *pre[2];
SubpelParams subpel_params[2];
#if CONFIG_CONVOLVE_ROUND
DECLARE_ALIGNED(16, int32_t, tmp_dst[MAX_SB_SIZE * MAX_SB_SIZE]);
av1_zero(tmp_dst);
#endif // CONFIG_CONVOLVE_ROUND
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
for (ref = 0; ref < 1 + is_comp_mode_pred; ++ref) {
#else
for (ref = 0; ref < 1 + is_compound; ++ref) {
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
#if CONFIG_INTRABC
const struct scale_factors *const sf =
is_intrabc ? &xd->sf_identity : &xd->block_refs[ref]->sf;
struct buf_2d *const pre_buf = is_intrabc ? dst_buf : &pd->pre[ref];
#else
const struct scale_factors *const sf = &xd->block_refs[ref]->sf;
struct buf_2d *const pre_buf = &pd->pre[ref];
#endif // CONFIG_INTRABC
#if CONFIG_CB4X4
const MV mv = mi->mbmi.mv[ref].as_mv;
#else
const MV mv =
#if CONFIG_MOTION_VAR
(mi->mbmi.sb_type < BLOCK_8X8 && !build_for_obmc)
?
#else
mi->mbmi.sb_type < BLOCK_8X8 ?
#endif
average_split_mvs(pd, mi, ref, block)
: mi->mbmi.mv[ref].as_mv;
#endif
const int is_scaled = av1_is_scaled(sf);
if (is_scaled) {
// Note: The various inputs here have different units:
// * mi_x/mi_y are in units of luma pixels
// * mv is in units of 1/8 luma pixels
// * x/y are in units of pixels *in the current plane*
// Here we unify these into a q4-format position within the current
// plane, then project into the reference frame
int ssx = pd->subsampling_x;
int ssy = pd->subsampling_y;
int orig_pos_y = (mi_y << (SUBPEL_BITS - ssy)) + (y << SUBPEL_BITS);
orig_pos_y += mv.row * (1 << (1 - ssy));
int orig_pos_x = (mi_x << (SUBPEL_BITS - ssx)) + (x << SUBPEL_BITS);
orig_pos_x += mv.col * (1 << (1 - ssx));
int pos_y = sf->scale_value_y(orig_pos_y, sf);
int pos_x = sf->scale_value_x(orig_pos_x, sf);
pos_x += SCALE_EXTRA_OFF;
pos_y += SCALE_EXTRA_OFF;
// Clamp against the reference frame borders, with enough extension
// that we don't force the reference block to be partially onscreen.
const int top = -((AOM_INTERP_EXTEND + bh) << SCALE_SUBPEL_BITS);
const int bottom = (pre_buf->height + AOM_INTERP_EXTEND)
<< SCALE_SUBPEL_BITS;
const int left = -((AOM_INTERP_EXTEND + bw) << SCALE_SUBPEL_BITS);
const int right = (pre_buf->width + AOM_INTERP_EXTEND)
<< SCALE_SUBPEL_BITS;
pos_y = clamp(pos_y, top, bottom);
pos_x = clamp(pos_x, left, right);
pre[ref] = pre_buf->buf0 +
(pos_y >> SCALE_SUBPEL_BITS) * pre_buf->stride +
(pos_x >> SCALE_SUBPEL_BITS);
subpel_params[ref].subpel_x = pos_x & SCALE_SUBPEL_MASK;
subpel_params[ref].subpel_y = pos_y & SCALE_SUBPEL_MASK;
subpel_params[ref].xs = sf->x_step_q4;
subpel_params[ref].ys = sf->y_step_q4;
} else {
const MV mv_q4 = clamp_mv_to_umv_border_sb(
xd, &mv, bw, bh, pd->subsampling_x, pd->subsampling_y);
subpel_params[ref].subpel_x = (mv_q4.col & SUBPEL_MASK)
<< SCALE_EXTRA_BITS;
subpel_params[ref].subpel_y = (mv_q4.row & SUBPEL_MASK)
<< SCALE_EXTRA_BITS;
subpel_params[ref].xs = SCALE_SUBPEL_SHIFTS;
subpel_params[ref].ys = SCALE_SUBPEL_SHIFTS;
pre[ref] = pre_buf->buf +
(y + (mv_q4.row >> SUBPEL_BITS)) * pre_buf->stride +
(x + (mv_q4.col >> SUBPEL_BITS));
}
}
#if CONFIG_CONVOLVE_ROUND
ConvolveParams conv_params =
get_conv_params_no_round(ref, ref, plane, tmp_dst, MAX_SB_SIZE);
#else
ConvolveParams conv_params = get_conv_params(ref, ref, plane);
#endif // CONFIG_CONVOLVE_ROUND
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
for (ref = 0; ref < 1 + is_comp_mode_pred; ++ref) {
#else
for (ref = 0; ref < 1 + is_compound; ++ref) {
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
#if CONFIG_INTRABC
const struct scale_factors *const sf =
is_intrabc ? &xd->sf_identity : &xd->block_refs[ref]->sf;
struct buf_2d *const pre_buf = is_intrabc ? dst_buf : &pd->pre[ref];
#else
const struct scale_factors *const sf = &xd->block_refs[ref]->sf;
struct buf_2d *const pre_buf = &pd->pre[ref];
#endif // CONFIG_INTRABC
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
WarpTypesAllowed warp_types;
#if CONFIG_GLOBAL_MOTION
warp_types.global_warp_allowed = is_global[ref];
#endif // CONFIG_GLOBAL_MOTION
#if CONFIG_WARPED_MOTION
warp_types.local_warp_allowed = mi->mbmi.motion_mode == WARPED_CAUSAL;
#endif // CONFIG_WARPED_MOTION
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
conv_params.ref = ref;
conv_params.do_average = ref;
#if CONFIG_EXT_INTER
if (ref && is_masked_compound_type(mi->mbmi.interinter_compound_type))
av1_make_masked_inter_predictor(
pre[ref], pre_buf->stride, dst, dst_buf->stride,
subpel_params[ref].subpel_x, subpel_params[ref].subpel_y, sf, w, h,
mi->mbmi.interp_filter, subpel_params[ref].xs,
subpel_params[ref].ys,
#if CONFIG_SUPERTX
wedge_offset_x, wedge_offset_y,
#endif // CONFIG_SUPERTX
plane,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
&warp_types, (mi_x >> pd->subsampling_x) + x,
(mi_y >> pd->subsampling_y) + y, ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
xd);
else
#endif // CONFIG_EXT_INTER
av1_make_inter_predictor(
pre[ref], pre_buf->stride, dst, dst_buf->stride,
subpel_params[ref].subpel_x, subpel_params[ref].subpel_y, sf, w, h,
&conv_params, mi->mbmi.interp_filter,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
&warp_types, (mi_x >> pd->subsampling_x) + x,
(mi_y >> pd->subsampling_y) + y, plane, ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
#if CONFIG_MOTION_VAR
mi_col_offset, mi_row_offset,
#endif // CONFIG_MOTION_VAR
subpel_params[ref].xs, subpel_params[ref].ys, xd);
}
#if CONFIG_CONVOLVE_ROUND
// TODO(angiebird): This part needs optimization
if (conv_params.do_post_rounding) {
#if CONFIG_HIGHBITDEPTH
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH)
av1_highbd_convolve_rounding(tmp_dst, MAX_SB_SIZE, dst, dst_buf->stride,
w, h, FILTER_BITS * 2 + is_compound -
conv_params.round_0 -
conv_params.round_1,
xd->bd);
else
#endif // CONFIG_HIGHBITDEPTH
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
av1_convolve_rounding(tmp_dst, MAX_SB_SIZE, dst, dst_buf->stride, w, h,
FILTER_BITS * 2 + is_comp_mode_pred -
conv_params.round_0 - conv_params.round_1);
#else // !(CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF)
av1_convolve_rounding(tmp_dst, MAX_SB_SIZE, dst, dst_buf->stride, w, h,
FILTER_BITS * 2 + is_compound -
conv_params.round_0 - conv_params.round_1);
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
}
#endif // CONFIG_CONVOLVE_ROUND
}
}
#if 0
void av1_build_inter_predictor_sub8x8(const AV1_COMMON *cm, MACROBLOCKD *xd,
int plane, int i, int ir, int ic,
int mi_row, int mi_col) {
struct macroblockd_plane *const pd = &xd->plane[plane];
MODE_INFO *const mi = xd->mi[0];
const BLOCK_SIZE plane_bsize = get_plane_block_size(mi->mbmi.sb_type, pd);
const int width = block_size_wide[plane_bsize];
const int height = block_size_high[plane_bsize];
uint8_t *const dst = &pd->dst.buf[(ir * pd->dst.stride + ic) << 2];
int ref;
const int is_compound = has_second_ref(&mi->mbmi);
(void)cm;
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
WarpTypesAllowed warp_types;
const int p_col = ((mi_col * MI_SIZE) >> pd->subsampling_x) + 4 * ic;
const int p_row = ((mi_row * MI_SIZE) >> pd->subsampling_y) + 4 * ir;
#if CONFIG_GLOBAL_MOTION
int is_global[2];
for (ref = 0; ref < 1 + is_compound; ++ref) {
WarpedMotionParams *const wm = &xd->global_motion[mi->mbmi.ref_frame[ref]];
is_global[ref] = is_global_mv_block(mi, i, wm->wmtype);
}
#endif // CONFIG_GLOBAL_MOTION
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
for (ref = 0; ref < 1 + is_compound; ++ref) {
ConvolveParams conv_params = get_conv_params(ref, ref, plane);
const uint8_t *pre =
&pd->pre[ref].buf[(ir * pd->pre[ref].stride + ic) << 2];
#if CONFIG_GLOBAL_MOTION
warp_types.global_warp_allowed = is_global[ref];
#endif // CONFIG_GLOBAL_MOTION
#if CONFIG_WARPED_MOTION
warp_types.local_warp_allowed = mi->mbmi.motion_mode == WARPED_CAUSAL;
#endif // CONFIG_WARPED_MOTION
#if CONFIG_HIGHBITDEPTH
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH)
av1_highbd_build_inter_predictor(
pre, pd->pre[ref].stride, dst, pd->dst.stride,
&mi->bmi[i].as_mv[ref].as_mv, &xd->block_refs[ref]->sf, width, height,
ref, mi->mbmi.interp_filter,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
&warp_types, p_col, p_row,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
plane, MV_PRECISION_Q3, mi_col * MI_SIZE + 4 * ic,
mi_row * MI_SIZE + 4 * ir, xd);
else
#endif // CONFIG_HIGHBITDEPTH
av1_build_inter_predictor(pre, pd->pre[ref].stride, dst, pd->dst.stride,
&mi->bmi[i].as_mv[ref].as_mv,
&xd->block_refs[ref]->sf, width, height,
&conv_params, mi->mbmi.interp_filter,
#if CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
&warp_types, p_col, p_row, plane, ref,
#endif // CONFIG_GLOBAL_MOTION || CONFIG_WARPED_MOTION
MV_PRECISION_Q3, mi_col * MI_SIZE + 4 * ic,
mi_row * MI_SIZE + 4 * ir, xd);
}
}
#endif
static void build_inter_predictors_for_planes(const AV1_COMMON *cm,
MACROBLOCKD *xd, BLOCK_SIZE bsize,
int mi_row, int mi_col,
int plane_from, int plane_to) {
int plane;
const int mi_x = mi_col * MI_SIZE;
const int mi_y = mi_row * MI_SIZE;
#if CONFIG_CB4X4
const int unify_bsize = 1;
#else
const int unify_bsize = 0;
#endif
for (plane = plane_from; plane <= plane_to; ++plane) {
const struct macroblockd_plane *pd = &xd->plane[plane];
const int bw = pd->width;
const int bh = pd->height;
#if CONFIG_CB4X4
if (!is_chroma_reference(mi_row, mi_col, bsize, pd->subsampling_x,
pd->subsampling_y))
continue;
#endif
if (xd->mi[0]->mbmi.sb_type < BLOCK_8X8 && !unify_bsize) {
const PARTITION_TYPE bp = bsize - xd->mi[0]->mbmi.sb_type;
const int have_vsplit = bp != PARTITION_HORZ;
const int have_hsplit = bp != PARTITION_VERT;
const int num_4x4_w = 2 >> ((!have_vsplit) | pd->subsampling_x);
const int num_4x4_h = 2 >> ((!have_hsplit) | pd->subsampling_y);
const int pw = 8 >> (have_vsplit | pd->subsampling_x);
const int ph = 8 >> (have_hsplit | pd->subsampling_y);
int x, y;
assert(bp != PARTITION_NONE && bp < PARTITION_TYPES);
assert(bsize == BLOCK_8X8);
assert(pw * num_4x4_w == bw && ph * num_4x4_h == bh);
for (y = 0; y < num_4x4_h; ++y)
for (x = 0; x < num_4x4_w; ++x)
build_inter_predictors(cm, xd, plane,
#if CONFIG_MOTION_VAR
0, 0,
#endif // CONFIG_MOTION_VAR
y * 2 + x, bw, bh, 4 * x, 4 * y, pw, ph,
#if CONFIG_SUPERTX && CONFIG_EXT_INTER
0, 0,
#endif // CONFIG_SUPERTX && CONFIG_EXT_INTER
mi_x, mi_y);
} else {
build_inter_predictors(cm, xd, plane,
#if CONFIG_MOTION_VAR
0, 0,
#endif // CONFIG_MOTION_VAR
0, bw, bh, 0, 0, bw, bh,
#if CONFIG_SUPERTX && CONFIG_EXT_INTER
0, 0,
#endif // CONFIG_SUPERTX && CONFIG_EXT_INTER
mi_x, mi_y);
}
}
}
void av1_build_inter_predictors_sby(const AV1_COMMON *cm, MACROBLOCKD *xd,
int mi_row, int mi_col, BUFFER_SET *ctx,
BLOCK_SIZE bsize) {
build_inter_predictors_for_planes(cm, xd, bsize, mi_row, mi_col, 0, 0);
#if CONFIG_EXT_INTER && CONFIG_INTERINTRA
if (is_interintra_pred(&xd->mi[0]->mbmi)) {
BUFFER_SET default_ctx = { { xd->plane[0].dst.buf, NULL, NULL },
{ xd->plane[0].dst.stride, 0, 0 } };
if (!ctx) ctx = &default_ctx;
av1_build_interintra_predictors_sby(xd, xd->plane[0].dst.buf,
xd->plane[0].dst.stride, ctx, bsize);
}
#else
(void)ctx;
#endif // CONFIG_EXT_INTER && CONFIG_INTERINTRA
}
void av1_build_inter_predictors_sbuv(const AV1_COMMON *cm, MACROBLOCKD *xd,
int mi_row, int mi_col, BUFFER_SET *ctx,
BLOCK_SIZE bsize) {
build_inter_predictors_for_planes(cm, xd, bsize, mi_row, mi_col, 1,
MAX_MB_PLANE - 1);
#if CONFIG_EXT_INTER && CONFIG_INTERINTRA
if (is_interintra_pred(&xd->mi[0]->mbmi)) {
BUFFER_SET default_ctx = {
{ NULL, xd->plane[1].dst.buf, xd->plane[2].dst.buf },
{ 0, xd->plane[1].dst.stride, xd->plane[2].dst.stride }
};
if (!ctx) ctx = &default_ctx;
av1_build_interintra_predictors_sbuv(
xd, xd->plane[1].dst.buf, xd->plane[2].dst.buf, xd->plane[1].dst.stride,
xd->plane[2].dst.stride, ctx, bsize);
}
#else
(void)ctx;
#endif // CONFIG_EXT_INTER && CONFIG_INTERINTRA
}
// TODO(afergs): Check if ctx can be made constant
void av1_build_inter_predictors_sb(const AV1_COMMON *cm, MACROBLOCKD *xd,
int mi_row, int mi_col, BUFFER_SET *ctx,
BLOCK_SIZE bsize) {
build_inter_predictors_for_planes(cm, xd, bsize, mi_row, mi_col, 0,
MAX_MB_PLANE - 1);
#if CONFIG_EXT_INTER && CONFIG_INTERINTRA
if (is_interintra_pred(&xd->mi[0]->mbmi)) {
BUFFER_SET default_ctx = {
{ xd->plane[0].dst.buf, xd->plane[1].dst.buf, xd->plane[2].dst.buf },
{ xd->plane[0].dst.stride, xd->plane[1].dst.stride,
xd->plane[2].dst.stride }
};
if (!ctx) ctx = &default_ctx;
av1_build_interintra_predictors(
xd, xd->plane[0].dst.buf, xd->plane[1].dst.buf, xd->plane[2].dst.buf,
xd->plane[0].dst.stride, xd->plane[1].dst.stride,
xd->plane[2].dst.stride, ctx, bsize);
}
#else
(void)ctx;
#endif // CONFIG_EXT_INTER && CONFIG_INTERINTRA
}
void av1_setup_dst_planes(struct macroblockd_plane planes[MAX_MB_PLANE],
BLOCK_SIZE bsize, const YV12_BUFFER_CONFIG *src,
int mi_row, int mi_col) {
uint8_t *const buffers[MAX_MB_PLANE] = { src->y_buffer, src->u_buffer,
src->v_buffer };
const int widths[MAX_MB_PLANE] = { src->y_crop_width, src->uv_crop_width,
src->uv_crop_width };
const int heights[MAX_MB_PLANE] = { src->y_crop_height, src->uv_crop_height,
src->uv_crop_height };
const int strides[MAX_MB_PLANE] = { src->y_stride, src->uv_stride,
src->uv_stride };
int i;
for (i = 0; i < MAX_MB_PLANE; ++i) {
struct macroblockd_plane *const pd = &planes[i];
setup_pred_plane(&pd->dst, bsize, buffers[i], widths[i], heights[i],
strides[i], mi_row, mi_col, NULL, pd->subsampling_x,
pd->subsampling_y);
}
}
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) {
if (src != NULL) {
int i;
uint8_t *const buffers[MAX_MB_PLANE] = { src->y_buffer, src->u_buffer,
src->v_buffer };
const int widths[MAX_MB_PLANE] = { src->y_crop_width, src->uv_crop_width,
src->uv_crop_width };
const int heights[MAX_MB_PLANE] = { src->y_crop_height, src->uv_crop_height,
src->uv_crop_height };
const int strides[MAX_MB_PLANE] = { src->y_stride, src->uv_stride,
src->uv_stride };
for (i = 0; i < MAX_MB_PLANE; ++i) {
struct macroblockd_plane *const pd = &xd->plane[i];
setup_pred_plane(&pd->pre[idx], xd->mi[0]->mbmi.sb_type, buffers[i],
widths[i], heights[i], strides[i], mi_row, mi_col, sf,
pd->subsampling_x, pd->subsampling_y);
}
}
}
#if CONFIG_SUPERTX
#if CONFIG_CB4X4
static const uint8_t mask_4[4] = { 64, 52, 12, 0 };
static const uint8_t mask_4_uv[4] = { 64, 52, 12, 0 };
#endif // CONFIG_CB4X4
static const uint8_t mask_8[8] = { 64, 64, 62, 52, 12, 2, 0, 0 };
static const uint8_t mask_16[16] = { 63, 62, 60, 58, 55, 50, 43, 36,
28, 21, 14, 9, 6, 4, 2, 1 };
static const uint8_t mask_32[32] = { 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 63,
61, 57, 52, 45, 36, 28, 19, 12, 7, 3, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static const uint8_t mask_8_uv[8] = { 64, 64, 62, 52, 12, 2, 0, 0 };
static const uint8_t mask_16_uv[16] = { 64, 64, 64, 64, 61, 53, 45, 36,
28, 19, 11, 3, 0, 0, 0, 0 };
static const uint8_t mask_32_uv[32] = { 64, 64, 64, 64, 64, 64, 64, 64,
64, 64, 64, 64, 60, 54, 46, 36,
28, 18, 10, 4, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0 };
static const uint8_t *get_supertx_mask(int length, int plane) {
switch (length) {
#if CONFIG_CB4X4
case 4: return plane ? mask_4_uv : mask_4;
#endif // CONFIG_CB4X4
case 8: return plane ? mask_8_uv : mask_8;
case 16: return plane ? mask_16_uv : mask_16;
case 32: return plane ? mask_32_uv : mask_32;
default: assert(0);
}
return NULL;
}
void av1_build_masked_inter_predictor_complex(
MACROBLOCKD *xd, uint8_t *dst, int dst_stride, const uint8_t *pre,
int pre_stride, int mi_row, int mi_col, int mi_row_ori, int mi_col_ori,
BLOCK_SIZE bsize, BLOCK_SIZE top_bsize, PARTITION_TYPE partition,
int plane) {
const struct macroblockd_plane *pd = &xd->plane[plane];
const int ssx = pd->subsampling_x;
const int ssy = pd->subsampling_y;
const int top_w = block_size_wide[top_bsize] >> ssx;
const int top_h = block_size_high[top_bsize] >> ssy;
const int w = block_size_wide[bsize] >> ssx;
const int h = block_size_high[bsize] >> ssy;
const int w_offset = ((mi_col - mi_col_ori) * MI_SIZE) >> ssx;
const int h_offset = ((mi_row - mi_row_ori) * MI_SIZE) >> ssy;
int w_remain, h_remain;
#if CONFIG_HIGHBITDEPTH
const int is_hdb = (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) ? 1 : 0;
#endif // CONFIG_HIGHBITDEPTH
assert(bsize <= BLOCK_32X32);
assert(IMPLIES(plane == 0, ssx == 0));
assert(IMPLIES(plane == 0, ssy == 0));
switch (partition) {
case PARTITION_HORZ: {
const uint8_t *const mask = get_supertx_mask(h, ssy);
w_remain = top_w;
h_remain = top_h - h_offset - h;
dst += h_offset * dst_stride;
pre += h_offset * pre_stride;
#if CONFIG_HIGHBITDEPTH
if (is_hdb)
aom_highbd_blend_a64_vmask(dst, dst_stride, dst, dst_stride, pre,
pre_stride, mask, h, top_w, xd->bd);
else
#endif // CONFIG_HIGHBITDEPTH
aom_blend_a64_vmask(dst, dst_stride, dst, dst_stride, pre, pre_stride,
mask, h, top_w);
dst += h * dst_stride;
pre += h * pre_stride;
break;
}
case PARTITION_VERT: {
const uint8_t *const mask = get_supertx_mask(w, ssx);
w_remain = top_w - w_offset - w;
h_remain = top_h;
dst += w_offset;
pre += w_offset;
#if CONFIG_HIGHBITDEPTH
if (is_hdb)
aom_highbd_blend_a64_hmask(dst, dst_stride, dst, dst_stride, pre,
pre_stride, mask, top_h, w, xd->bd);
else
#endif // CONFIG_HIGHBITDEPTH
aom_blend_a64_hmask(dst, dst_stride, dst, dst_stride, pre, pre_stride,
mask, top_h, w);
dst += w;
pre += w;
break;
}
default: {
assert(0);
return;
}
}
if (w_remain == 0 || h_remain == 0) {
return;
}
#if CONFIG_HIGHBITDEPTH
if (is_hdb) {
dst = (uint8_t *)CONVERT_TO_SHORTPTR(dst);
pre = (const uint8_t *)CONVERT_TO_SHORTPTR(pre);
dst_stride *= 2;
pre_stride *= 2;
w_remain *= 2;
}
#endif // CONFIG_HIGHBITDEPTH
do {
memcpy(dst, pre, w_remain * sizeof(uint8_t));
dst += dst_stride;
pre += pre_stride;
} while (--h_remain);
}
void av1_build_inter_predictor_sb_sub8x8_extend(const AV1_COMMON *cm,
MACROBLOCKD *xd,
#if CONFIG_EXT_INTER
int mi_row_ori, int mi_col_ori,
#endif // CONFIG_EXT_INTER
int mi_row, int mi_col,
int plane, BLOCK_SIZE bsize,
int block) {
// Prediction function used in supertx:
// Use the mv at current block (which is less than 8x8)
// to get prediction of a block located at (mi_row, mi_col) at size of bsize
// bsize can be larger than 8x8.
// block (0-3): the sub8x8 location of current block
const int mi_x = mi_col * MI_SIZE;
const int mi_y = mi_row * MI_SIZE;
#if CONFIG_EXT_INTER
const int wedge_offset_x = (mi_col_ori - mi_col) * MI_SIZE;
const int wedge_offset_y = (mi_row_ori - mi_row) * MI_SIZE;
#endif // CONFIG_EXT_INTER
// For sub8x8 uv:
// Skip uv prediction in supertx except the first block (block = 0)
int max_plane = block ? 1 : MAX_MB_PLANE;
if (plane >= max_plane) return;
const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, &xd->plane[plane]);
const int num_4x4_w = num_4x4_blocks_wide_lookup[plane_bsize];
const int num_4x4_h = num_4x4_blocks_high_lookup[plane_bsize];
const int bw = 4 * num_4x4_w;
const int bh = 4 * num_4x4_h;
build_inter_predictors(cm, xd, plane,
#if CONFIG_MOTION_VAR
0, 0,
#endif // CONFIG_MOTION_VAR
block, bw, bh, 0, 0, bw, bh,
#if CONFIG_EXT_INTER
wedge_offset_x, wedge_offset_y,
#endif // CONFIG_EXT_INTER
mi_x, mi_y);
}
void av1_build_inter_predictor_sb_extend(const AV1_COMMON *cm, MACROBLOCKD *xd,
#if CONFIG_EXT_INTER
int mi_row_ori, int mi_col_ori,
#endif // CONFIG_EXT_INTER
int mi_row, int mi_col, int plane,
BLOCK_SIZE bsize) {
const int mi_x = mi_col * MI_SIZE;
const int mi_y = mi_row * MI_SIZE;
#if CONFIG_EXT_INTER
const int wedge_offset_x = (mi_col_ori - mi_col) * MI_SIZE;
const int wedge_offset_y = (mi_row_ori - mi_row) * MI_SIZE;
#endif // CONFIG_EXT_INTER
const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, &xd->plane[plane]);
const int bw = block_size_wide[plane_bsize];
const int bh = block_size_high[plane_bsize];
build_inter_predictors(cm, xd, plane,
#if CONFIG_MOTION_VAR
0, 0,
#endif // CONFIG_MOTION_VAR
0, bw, bh, 0, 0, bw, bh,
#if CONFIG_EXT_INTER
wedge_offset_x, wedge_offset_y,
#endif // CONFIG_EXT_INTER
mi_x, mi_y);
}
#endif // CONFIG_SUPERTX
#if CONFIG_MOTION_VAR
// obmc_mask_N[overlap_position]
static const uint8_t obmc_mask_1[1] = { 64 };
static const uint8_t obmc_mask_2[2] = { 45, 64 };
static const uint8_t obmc_mask_4[4] = { 39, 50, 59, 64 };
static const uint8_t obmc_mask_8[8] = { 36, 42, 48, 53, 57, 61, 64, 64 };
static const uint8_t obmc_mask_16[16] = { 34, 37, 40, 43, 46, 49, 52, 54,
56, 58, 60, 61, 64, 64, 64, 64 };
static const uint8_t obmc_mask_32[32] = { 33, 35, 36, 38, 40, 41, 43, 44,
45, 47, 48, 50, 51, 52, 53, 55,
56, 57, 58, 59, 60, 60, 61, 62,
64, 64, 64, 64, 64, 64, 64, 64 };
#if CONFIG_EXT_PARTITION
static const uint8_t obmc_mask_64[64] = {
33, 34, 35, 35, 36, 37, 38, 39, 40, 40, 41, 42, 43, 44, 44, 44,
45, 46, 47, 47, 48, 49, 50, 51, 51, 51, 52, 52, 53, 54, 55, 56,
56, 56, 57, 57, 58, 58, 59, 60, 60, 60, 60, 60, 61, 62, 62, 62,
62, 62, 63, 63, 63, 63, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
};
#endif // CONFIG_EXT_PARTITION
const uint8_t *av1_get_obmc_mask(int length) {
switch (length) {
case 1: return obmc_mask_1;
case 2: return obmc_mask_2;
case 4: return obmc_mask_4;
case 8: return obmc_mask_8;
case 16: return obmc_mask_16;
case 32: return obmc_mask_32;
#if CONFIG_EXT_PARTITION
case 64: return obmc_mask_64;
#endif // CONFIG_EXT_PARTITION
default: assert(0); return NULL;
}
}
#if CONFIG_NCOBMC
// obmc_mask_flipN[overlap_position]
static const uint8_t obmc_mask_flip1[1] = { 55 };
static const uint8_t obmc_mask_flip2[2] = { 62, 45 };
static const uint8_t obmc_mask_flip4[4] = { 64, 59, 50, 39 };
static const uint8_t obmc_mask_flip8[8] = { 64, 63, 61, 57, 53, 48, 42, 36 };
static const uint8_t obmc_mask_flip16[16] = { 64, 64, 64, 63, 61, 60, 58, 56,
54, 52, 49, 46, 43, 40, 37, 34 };
static const uint8_t obmc_mask_flip32[32] = { 64, 64, 64, 64, 64, 63, 63, 62,
62, 61, 60, 60, 59, 58, 57, 56,
55, 53, 52, 51, 50, 48, 47, 45,
44, 43, 41, 40, 38, 36, 35, 33 };
#if CONFIG_EXT_PARTITION
static const uint8_t obmc_mask_flip64[64] = {
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 63, 63, 63, 63, 62, 62,
62, 62, 62, 61, 60, 60, 60, 60, 60, 59, 58, 58, 57, 57, 56, 56,
56, 55, 54, 53, 52, 52, 51, 51, 51, 50, 49, 48, 47, 47, 46, 45,
44, 44, 44, 43, 42, 41, 40, 40, 39, 38, 37, 36, 35, 35, 34, 33,
};
#endif // CONFIG_EXT_PARTITION
const uint8_t *av1_get_obmc_mask_flipped(int length) {
switch (length) {
case 1: return obmc_mask_flip1;
case 2: return obmc_mask_flip2;
case 4: return obmc_mask_flip4;
case 8: return obmc_mask_flip8;
case 16: return obmc_mask_flip16;
case 32: return obmc_mask_flip32;
#if CONFIG_EXT_PARTITION
case 64: return obmc_mask_flip64;
#endif // CONFIG_EXT_PARTITION
default: assert(0); return NULL;
}
}
#endif // CONFIG_NCOBMC
void av1_count_overlappable_neighbors(const AV1_COMMON *cm, MACROBLOCKD *xd,
int mi_row, int mi_col) {
int i, mi_step;
MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
xd->mi[0]->mbmi.overlappable_neighbors[0] = 0;
xd->mi[0]->mbmi.overlappable_neighbors[1] = 0;
if (!is_motion_variation_allowed_bsize(mbmi->sb_type)) return;
if (xd->up_available) {
const int ilimit = AOMMIN(xd->n8_w, cm->mi_cols - mi_col);
for (i = 0; i < ilimit; i += mi_step) {
int mi_row_offset = -1;
int mi_col_offset = i;
MODE_INFO *above_mi =
xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride];
MB_MODE_INFO *above_mbmi = &above_mi->mbmi;
#if CONFIG_CHROMA_SUB8X8
if (above_mbmi->sb_type < BLOCK_8X8) {
++mi_col_offset;
above_mbmi =
&xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride]->mbmi;
}
#endif
BLOCK_SIZE above_bsize = AOMMAX(above_mbmi->sb_type, BLOCK_8X8);
mi_step = AOMMIN(xd->n8_w, mi_size_wide[above_bsize]);
if (is_neighbor_overlappable(above_mbmi))
xd->mi[0]->mbmi.overlappable_neighbors[0]++;
}
}
if (xd->left_available) {
const int ilimit = AOMMIN(xd->n8_h, cm->mi_rows - mi_row);
for (i = 0; i < ilimit; i += mi_step) {
int mi_row_offset = i;
int mi_col_offset = -1;
MODE_INFO *left_mi =
xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride];
MB_MODE_INFO *left_mbmi = &left_mi->mbmi;
#if CONFIG_CHROMA_SUB8X8
if (left_mbmi->sb_type < BLOCK_8X8) {
++mi_row_offset;
left_mbmi =
&xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride]->mbmi;
}
#endif
BLOCK_SIZE left_bsize = AOMMAX(left_mbmi->sb_type, BLOCK_8X8);
mi_step = AOMMIN(xd->n8_h, mi_size_high[left_bsize]);
if (is_neighbor_overlappable(left_mbmi))
xd->mi[0]->mbmi.overlappable_neighbors[1]++;
}
}
}
// HW does not support < 4x4 prediction. To limit the bandwidth requirement, for
// small blocks, only blend with neighbors from one side. If block-size of
// current plane is 4x4 or 8x4, the above neighbor (dir = 0) will be skipped. If
// it is 4x8, the left neighbor (dir = 1) will be skipped.
#define DISABLE_CHROMA_U8X8_OBMC 0 // 0: one-sided obmc; 1: disable
int skip_u4x4_pred_in_obmc(BLOCK_SIZE bsize, const struct macroblockd_plane *pd,
int dir) {
assert(is_motion_variation_allowed_bsize(bsize));
BLOCK_SIZE bsize_plane =
ss_size_lookup[bsize][pd->subsampling_x][pd->subsampling_y];
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
if (bsize_plane < BLOCK_4X4) return 1;
#endif
switch (bsize_plane) {
#if DISABLE_CHROMA_U8X8_OBMC
case BLOCK_4X4:
case BLOCK_8X4:
case BLOCK_4X8: return 1; break;
#else
case BLOCK_4X4:
case BLOCK_8X4:
case BLOCK_4X8: return dir == 0; break;
#endif
default: return 0;
}
}
// This function combines motion compensated predictions that is generated by
// top/left neighboring blocks' inter predictors with the regular inter
// prediction. We assume the original prediction (bmc) is stored in
// xd->plane[].dst.buf
void av1_build_obmc_inter_prediction(const AV1_COMMON *cm, MACROBLOCKD *xd,
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]) {
const BLOCK_SIZE bsize = xd->mi[0]->mbmi.sb_type;
int plane, i;
#if CONFIG_HIGHBITDEPTH
const int is_hbd = (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) ? 1 : 0;
#endif // CONFIG_HIGHBITDEPTH
// handle above row
if (xd->up_available) {
const int overlap = num_4x4_blocks_high_lookup[bsize] * 2;
const int miw = AOMMIN(xd->n8_w, cm->mi_cols - mi_col);
const int mi_row_offset = -1;
const int neighbor_limit = max_neighbor_obmc[b_width_log2_lookup[bsize]];
int neighbor_count = 0;
assert(miw > 0);
i = 0;
do { // for each mi in the above row
int mi_col_offset = i;
MB_MODE_INFO *above_mbmi =
&xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride]->mbmi;
#if CONFIG_CHROMA_SUB8X8
if (above_mbmi->sb_type < BLOCK_8X8) {
++mi_col_offset;
above_mbmi =
&xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride]->mbmi;
}
#endif
const BLOCK_SIZE a_bsize = AOMMAX(BLOCK_8X8, above_mbmi->sb_type);
const int mi_step = AOMMIN(xd->n8_w, mi_size_wide[a_bsize]);
if (is_neighbor_overlappable(above_mbmi)) {
neighbor_count++;
if (neighbor_count > neighbor_limit) break;
for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
const struct macroblockd_plane *pd = &xd->plane[plane];
const int bw = (mi_step * MI_SIZE) >> pd->subsampling_x;
const int bh = overlap >> pd->subsampling_y;
if (skip_u4x4_pred_in_obmc(bsize, pd, 0)) continue;
const int dst_stride = pd->dst.stride;
uint8_t *const dst = &pd->dst.buf[(i * MI_SIZE) >> pd->subsampling_x];
const int tmp_stride = above_stride[plane];
const uint8_t *const tmp =
&above[plane][(i * MI_SIZE) >> pd->subsampling_x];
const uint8_t *const mask = av1_get_obmc_mask(bh);
#if CONFIG_HIGHBITDEPTH
if (is_hbd)
aom_highbd_blend_a64_vmask(dst, dst_stride, dst, dst_stride, tmp,
tmp_stride, mask, bh, bw, xd->bd);
else
#endif // CONFIG_HIGHBITDEPTH
aom_blend_a64_vmask(dst, dst_stride, dst, dst_stride, tmp,
tmp_stride, mask, bh, bw);
}
}
i += mi_step;
} while (i < miw);
}
// handle left column
if (xd->left_available) {
const int overlap = num_4x4_blocks_wide_lookup[bsize] * 2;
const int mih = AOMMIN(xd->n8_h, cm->mi_rows - mi_row);
const int mi_col_offset = -1;
const int neighbor_limit = max_neighbor_obmc[b_height_log2_lookup[bsize]];
int neighbor_count = 0;
assert(mih > 0);
i = 0;
do { // for each mi in the left column
int mi_row_offset = i;
MB_MODE_INFO *left_mbmi =
&xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride]->mbmi;
#if CONFIG_CHROMA_SUB8X8
if (left_mbmi->sb_type < BLOCK_8X8) {
++mi_row_offset;
left_mbmi =
&xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride]->mbmi;
}
#endif
const BLOCK_SIZE l_bsize = AOMMAX(BLOCK_8X8, left_mbmi->sb_type);
const int mi_step = AOMMIN(xd->n8_h, mi_size_high[l_bsize]);
if (is_neighbor_overlappable(left_mbmi)) {
neighbor_count++;
if (neighbor_count > neighbor_limit) break;
for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
const struct macroblockd_plane *pd = &xd->plane[plane];
const int bw = overlap >> pd->subsampling_x;
const int bh = (mi_step * MI_SIZE) >> pd->subsampling_y;
if (skip_u4x4_pred_in_obmc(bsize, pd, 1)) continue;
const int dst_stride = pd->dst.stride;
uint8_t *const dst =
&pd->dst.buf[(i * MI_SIZE * dst_stride) >> pd->subsampling_y];
const int tmp_stride = left_stride[plane];
const uint8_t *const tmp =
&left[plane][(i * MI_SIZE * tmp_stride) >> pd->subsampling_y];
const uint8_t *const mask = av1_get_obmc_mask(bw);
#if CONFIG_HIGHBITDEPTH
if (is_hbd)
aom_highbd_blend_a64_hmask(dst, dst_stride, dst, dst_stride, tmp,
tmp_stride, mask, bh, bw, xd->bd);
else
#endif // CONFIG_HIGHBITDEPTH
aom_blend_a64_hmask(dst, dst_stride, dst, dst_stride, tmp,
tmp_stride, mask, bh, bw);
}
}
i += mi_step;
} while (i < mih);
}
}
void modify_neighbor_predictor_for_obmc(MB_MODE_INFO *mbmi) {
#if CONFIG_EXT_INTER
if (is_interintra_pred(mbmi)) {
mbmi->ref_frame[1] = NONE_FRAME;
} else if (has_second_ref(mbmi) &&
is_masked_compound_type(mbmi->interinter_compound_type)) {
mbmi->interinter_compound_type = COMPOUND_AVERAGE;
mbmi->ref_frame[1] = NONE_FRAME;
#if CONFIG_COMPOUND_SINGLEREF
} else if (!has_second_ref(mbmi) &&
is_inter_singleref_comp_mode(mbmi->mode)) {
// mbmi->mode = compound_ref0_mode(mbmi->mode);
mbmi->mode = compound_ref1_mode(mbmi->mode);
assert(is_inter_singleref_mode(mbmi->mode));
mbmi->mv[0].as_int = mbmi->mv[1].as_int;
#endif // CONFIG_COMPOUND_SINGLEREF
}
#endif // CONFIG_EXT_INTER
if (has_second_ref(mbmi)) mbmi->ref_frame[1] = NONE_FRAME;
return;
}
void av1_build_prediction_by_above_preds(const AV1_COMMON *cm, MACROBLOCKD *xd,
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]) {
const TileInfo *const tile = &xd->tile;
BLOCK_SIZE bsize = xd->mi[0]->mbmi.sb_type;
int i, j, mi_step, ref;
const int ilimit = AOMMIN(xd->n8_w, cm->mi_cols - mi_col);
int mb_to_right_edge_base = xd->mb_to_right_edge;
const int neighbor_limit = max_neighbor_obmc[b_width_log2_lookup[bsize]];
int neighbor_count = 0;
if (mi_row <= tile->mi_row_start) return;
xd->mb_to_bottom_edge += xd->n8_h * 32;
for (i = 0; i < ilimit; i += mi_step) {
int mi_row_offset = -1;
int mi_col_offset = i;
int mi_x, mi_y, bw, bh;
MODE_INFO *above_mi = xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride];
MB_MODE_INFO *above_mbmi = &above_mi->mbmi;
#if CONFIG_CHROMA_SUB8X8
if (above_mbmi->sb_type < BLOCK_8X8) {
++mi_col_offset;
above_mbmi = &xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride]->mbmi;
}
#endif
const BLOCK_SIZE a_bsize = AOMMAX(BLOCK_8X8, above_mbmi->sb_type);
MB_MODE_INFO backup_mbmi;
mi_step = AOMMIN(xd->n8_w, mi_size_wide[a_bsize]);
if (!is_neighbor_overlappable(above_mbmi)) continue;
neighbor_count++;
if (neighbor_count > neighbor_limit) break;
backup_mbmi = *above_mbmi;
modify_neighbor_predictor_for_obmc(above_mbmi);
for (j = 0; j < MAX_MB_PLANE; ++j) {
struct macroblockd_plane *const pd = &xd->plane[j];
setup_pred_plane(&pd->dst, a_bsize, tmp_buf[j], tmp_width[j],
tmp_height[j], tmp_stride[j], 0, i, NULL,
pd->subsampling_x, pd->subsampling_y);
}
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
for (ref = 0; ref < 1 + (is_inter_anyref_comp_mode(above_mbmi->mode));
++ref) {
const MV_REFERENCE_FRAME frame = has_second_ref(above_mbmi)
? above_mbmi->ref_frame[ref]
: above_mbmi->ref_frame[0];
#else // !(CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF)
for (ref = 0; ref < 1 + has_second_ref(above_mbmi); ++ref) {
const MV_REFERENCE_FRAME frame = above_mbmi->ref_frame[ref];
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
const RefBuffer *const ref_buf = &cm->frame_refs[frame - LAST_FRAME];
xd->block_refs[ref] = ref_buf;
if ((!av1_is_valid_scale(&ref_buf->sf)))
aom_internal_error(xd->error_info, AOM_CODEC_UNSUP_BITSTREAM,
"Reference frame has invalid dimensions");
av1_setup_pre_planes(xd, ref, ref_buf->buf, mi_row, mi_col + i,
&ref_buf->sf);
}
xd->mb_to_left_edge = -(((mi_col + i) * MI_SIZE) * 8);
xd->mb_to_right_edge =
mb_to_right_edge_base + (xd->n8_w - i - mi_step) * 64;
mi_x = (mi_col + i) << MI_SIZE_LOG2;
mi_y = mi_row << MI_SIZE_LOG2;
for (j = 0; j < MAX_MB_PLANE; ++j) {
const struct macroblockd_plane *pd = &xd->plane[j];
bw = (mi_step * MI_SIZE) >> pd->subsampling_x;
bh = AOMMAX((num_4x4_blocks_high_lookup[bsize] * 2) >> pd->subsampling_y,
4);
if (skip_u4x4_pred_in_obmc(bsize, pd, 0)) continue;
build_inter_predictors(cm, xd, j, mi_col_offset, mi_row_offset, 0, bw, bh,
0, 0, bw, bh,
#if CONFIG_SUPERTX && CONFIG_EXT_INTER
0, 0,
#endif // CONFIG_SUPERTX && CONFIG_EXT_INTER
mi_x, mi_y);
}
*above_mbmi = backup_mbmi;
}
xd->mb_to_left_edge = -((mi_col * MI_SIZE) * 8);
xd->mb_to_right_edge = mb_to_right_edge_base;
xd->mb_to_bottom_edge -= xd->n8_h * 32;
}
void av1_build_prediction_by_left_preds(const AV1_COMMON *cm, MACROBLOCKD *xd,
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]) {
const TileInfo *const tile = &xd->tile;
BLOCK_SIZE bsize = xd->mi[0]->mbmi.sb_type;
int i, j, mi_step, ref;
const int ilimit = AOMMIN(xd->n8_h, cm->mi_rows - mi_row);
int mb_to_bottom_edge_base = xd->mb_to_bottom_edge;
const int neighbor_limit = max_neighbor_obmc[b_height_log2_lookup[bsize]];
int neighbor_count = 0;
if (mi_col == 0 || (mi_col - 1 < tile->mi_col_start)) return;
xd->mb_to_right_edge += xd->n8_w * 32;
for (i = 0; i < ilimit; i += mi_step) {
int mi_row_offset = i;
int mi_col_offset = -1;
int mi_x, mi_y, bw, bh;
MODE_INFO *left_mi = xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride];
MB_MODE_INFO *left_mbmi = &left_mi->mbmi;
#if CONFIG_CHROMA_SUB8X8
if (left_mbmi->sb_type < BLOCK_8X8) {
++mi_row_offset;
left_mbmi = &xd->mi[mi_col_offset + mi_row_offset * xd->mi_stride]->mbmi;
}
#endif
const BLOCK_SIZE l_bsize = AOMMAX(left_mbmi->sb_type, BLOCK_8X8);
MB_MODE_INFO backup_mbmi;
mi_step = AOMMIN(xd->n8_h, mi_size_high[l_bsize]);
if (!is_neighbor_overlappable(left_mbmi)) continue;
neighbor_count++;
if (neighbor_count > neighbor_limit) break;
backup_mbmi = *left_mbmi;
modify_neighbor_predictor_for_obmc(left_mbmi);
for (j = 0; j < MAX_MB_PLANE; ++j) {
struct macroblockd_plane *const pd = &xd->plane[j];
setup_pred_plane(&pd->dst, l_bsize, tmp_buf[j], tmp_width[j],
tmp_height[j], tmp_stride[j], i, 0, NULL,
pd->subsampling_x, pd->subsampling_y);
}
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
for (ref = 0; ref < 1 + (is_inter_anyref_comp_mode(left_mbmi->mode));
++ref) {
const MV_REFERENCE_FRAME frame = has_second_ref(left_mbmi)
? left_mbmi->ref_frame[ref]
: left_mbmi->ref_frame[0];
#else // !(CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF)
for (ref = 0; ref < 1 + has_second_ref(left_mbmi); ++ref) {
const MV_REFERENCE_FRAME frame = left_mbmi->ref_frame[ref];
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
const RefBuffer *const ref_buf = &cm->frame_refs[frame - LAST_FRAME];
xd->block_refs[ref] = ref_buf;
if ((!av1_is_valid_scale(&ref_buf->sf)))
aom_internal_error(xd->error_info, AOM_CODEC_UNSUP_BITSTREAM,
"Reference frame has invalid dimensions");
av1_setup_pre_planes(xd, ref, ref_buf->buf, mi_row + i, mi_col,
&ref_buf->sf);
}