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chromium / webm / libvpx / refs/heads/playground / . / vp9 / common / vp9_reconinter.c
blob: ff02a0bdec2e3fc64295b37f3d9e3f1cc9fcb589 [file] [log] [blame]
/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <assert.h>
#include "./vpx_scale_rtcd.h"
#include "./vpx_config.h"
#include "vpx/vpx_integer.h"
#include "vp9/common/vp9_blockd.h"
#include "vp9/common/vp9_filter.h"
#include "vp9/common/vp9_reconinter.h"
#include "vp9/common/vp9_reconintra.h"
static void build_mc_border(const uint8_t *src, int src_stride,
uint8_t *dst, int dst_stride,
int x, int y, int b_w, int b_h, int w, int h) {
// Get a pointer to the start of the real data for this row.
const uint8_t *ref_row = src - x - y * src_stride;
if (y >= h)
ref_row += (h - 1) * src_stride;
else if (y > 0)
ref_row += y * src_stride;
do {
int right = 0, copy;
int left = x < 0 ? -x : 0;
if (left > b_w)
left = b_w;
if (x + b_w > w)
right = x + b_w - w;
if (right > b_w)
right = b_w;
copy = b_w - left - right;
if (left)
memset(dst, ref_row[0], left);
if (copy)
memcpy(dst + left, ref_row + x + left, copy);
if (right)
memset(dst + left + copy, ref_row[w - 1], right);
dst += dst_stride;
++y;
if (y > 0 && y < h)
ref_row += src_stride;
} while (--b_h);
}
static void inter_predictor(const uint8_t *src, int src_stride,
uint8_t *dst, int dst_stride,
const int subpel_x,
const int subpel_y,
const struct scale_factors *sf,
int w, int h, int ref,
const InterpKernel *kernel,
int xs, int ys) {
sf->predict[subpel_x != 0][subpel_y != 0][ref](
src, src_stride, dst, dst_stride,
kernel[subpel_x], xs, kernel[subpel_y], ys, w, h);
}
void vp9_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,
const InterpKernel *kernel,
enum mv_precision precision,
int x, int y) {
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 = vp9_scale_mv(&mv_q4, x, y, sf);
const int subpel_x = mv.col & SUBPEL_MASK;
const int subpel_y = mv.row & SUBPEL_MASK;
src += (mv.row >> SUBPEL_BITS) * src_stride + (mv.col >> SUBPEL_BITS);
inter_predictor(src, src_stride, dst, dst_stride, subpel_x, subpel_y,
sf, w, h, ref, kernel, sf->x_step_q4, sf->y_step_q4);
}
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) {
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) };
return res;
}
// TODO(jkoleszar): yet another mv clamping function :-(
MV clamp_mv_to_umv_border_sb(const MACROBLOCKD *xd, const MV *src_mv,
int bw, int bh, int ss_x, int ss_y) {
// 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.
const int spel_left = (VP9_INTERP_EXTEND + bw) << SUBPEL_BITS;
const int spel_right = spel_left - SUBPEL_SHIFTS;
const int spel_top = (VP9_INTERP_EXTEND + bh) << SUBPEL_BITS;
const int spel_bottom = spel_top - SUBPEL_SHIFTS;
MV clamped_mv = {
src_mv->row * (1 << (1 - ss_y)),
src_mv->col * (1 << (1 - ss_x))
};
assert(ss_x <= 1);
assert(ss_y <= 1);
clamp_mv(&clamped_mv,
xd->mb_to_left_edge * (1 << (1 - ss_x)) - spel_left,
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;
}
#if CONFIG_MASKED_INTERINTER
#define MASK_WEIGHT_BITS 6
static int get_masked_weight(int m) {
#define SMOOTHER_LEN 32
static const uint8_t smoothfn[2 * SMOOTHER_LEN + 1] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 1, 1, 1,
1, 1, 2, 2, 3, 4, 5, 6,
8, 9, 12, 14, 17, 21, 24, 28,
32,
36, 40, 43, 47, 50, 52, 55, 56,
58, 59, 60, 61, 62, 62, 63, 63,
63, 63, 63, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64,
};
if (m < -SMOOTHER_LEN)
return 0;
else if (m > SMOOTHER_LEN)
return (1 << MASK_WEIGHT_BITS);
else
return smoothfn[m + SMOOTHER_LEN];
}
static int get_hard_mask(int m) {
return 1 << MASK_WEIGHT_BITS * (m > 0);
}
// Equation of line: f(x, y) = a[0]*(x - a[2]*w/4) + a[1]*(y - a[3]*h/4) = 0
// The soft mask is obtained by computing f(x, y) and then calling
// get_masked_weight(f(x, y)).
static const int mask_params_sml[1 << MASK_BITS_SML][4] = {
{-1, 2, 2, 2},
{ 1, -2, 2, 2},
{-2, 1, 2, 2},
{ 2, -1, 2, 2},
{ 2, 1, 2, 2},
{-2, -1, 2, 2},
{ 1, 2, 2, 2},
{-1, -2, 2, 2},
};
static const int mask_params_med_hgtw[1 << MASK_BITS_MED][4] = {
{-1, 2, 2, 2},
{ 1, -2, 2, 2},
{-2, 1, 2, 2},
{ 2, -1, 2, 2},
{ 2, 1, 2, 2},
{-2, -1, 2, 2},
{ 1, 2, 2, 2},
{-1, -2, 2, 2},
{-1, 2, 2, 1},
{ 1, -2, 2, 1},
{-1, 2, 2, 3},
{ 1, -2, 2, 3},
{ 1, 2, 2, 1},
{-1, -2, 2, 1},
{ 1, 2, 2, 3},
{-1, -2, 2, 3},
};
static const int mask_params_med_hltw[1 << MASK_BITS_MED][4] = {
{-1, 2, 2, 2},
{ 1, -2, 2, 2},
{-2, 1, 2, 2},
{ 2, -1, 2, 2},
{ 2, 1, 2, 2},
{-2, -1, 2, 2},
{ 1, 2, 2, 2},
{-1, -2, 2, 2},
{-2, 1, 1, 2},
{ 2, -1, 1, 2},
{-2, 1, 3, 2},
{ 2, -1, 3, 2},
{ 2, 1, 1, 2},
{-2, -1, 1, 2},
{ 2, 1, 3, 2},
{-2, -1, 3, 2},
};
static const int mask_params_med_heqw[1 << MASK_BITS_MED][4] = {
{-1, 2, 2, 2},
{ 1, -2, 2, 2},
{-2, 1, 2, 2},
{ 2, -1, 2, 2},
{ 2, 1, 2, 2},
{-2, -1, 2, 2},
{ 1, 2, 2, 2},
{-1, -2, 2, 2},
{ 0, 2, 0, 1},
{ 0, -2, 0, 1},
{ 0, 2, 0, 3},
{ 0, -2, 0, 3},
{ 2, 0, 1, 0},
{-2, 0, 1, 0},
{ 2, 0, 3, 0},
{-2, 0, 3, 0},
};
static const int mask_params_big_hgtw[1 << MASK_BITS_BIG][4] = {
{-1, 2, 2, 2},
{ 1, -2, 2, 2},
{-2, 1, 2, 2},
{ 2, -1, 2, 2},
{ 2, 1, 2, 2},
{-2, -1, 2, 2},
{ 1, 2, 2, 2},
{-1, -2, 2, 2},
{-1, 2, 2, 1},
{ 1, -2, 2, 1},
{-1, 2, 2, 3},
{ 1, -2, 2, 3},
{ 1, 2, 2, 1},
{-1, -2, 2, 1},
{ 1, 2, 2, 3},
{-1, -2, 2, 3},
{-2, 1, 1, 2},
{ 2, -1, 1, 2},
{-2, 1, 3, 2},
{ 2, -1, 3, 2},
{ 2, 1, 1, 2},
{-2, -1, 1, 2},
{ 2, 1, 3, 2},
{-2, -1, 3, 2},
{ 0, 2, 0, 1},
{ 0, -2, 0, 1},
{ 0, 2, 0, 2},
{ 0, -2, 0, 2},
{ 0, 2, 0, 3},
{ 0, -2, 0, 3},
{ 2, 0, 2, 0},
{-2, 0, 2, 0},
};
static const int mask_params_big_hltw[1 << MASK_BITS_BIG][4] = {
{-1, 2, 2, 2},
{ 1, -2, 2, 2},
{-2, 1, 2, 2},
{ 2, -1, 2, 2},
{ 2, 1, 2, 2},
{-2, -1, 2, 2},
{ 1, 2, 2, 2},
{-1, -2, 2, 2},
{-1, 2, 2, 1},
{ 1, -2, 2, 1},
{-1, 2, 2, 3},
{ 1, -2, 2, 3},
{ 1, 2, 2, 1},
{-1, -2, 2, 1},
{ 1, 2, 2, 3},
{-1, -2, 2, 3},
{-2, 1, 1, 2},
{ 2, -1, 1, 2},
{-2, 1, 3, 2},
{ 2, -1, 3, 2},
{ 2, 1, 1, 2},
{-2, -1, 1, 2},
{ 2, 1, 3, 2},
{-2, -1, 3, 2},
{ 0, 2, 0, 2},
{ 0, -2, 0, 2},
{ 2, 0, 1, 0},
{-2, 0, 1, 0},
{ 2, 0, 2, 0},
{-2, 0, 2, 0},
{ 2, 0, 3, 0},
{-2, 0, 3, 0},
};
static const int mask_params_big_heqw[1 << MASK_BITS_BIG][4] = {
{-1, 2, 2, 2},
{ 1, -2, 2, 2},
{-2, 1, 2, 2},
{ 2, -1, 2, 2},
{ 2, 1, 2, 2},
{-2, -1, 2, 2},
{ 1, 2, 2, 2},
{-1, -2, 2, 2},
{-1, 2, 2, 1},
{ 1, -2, 2, 1},
{-1, 2, 2, 3},
{ 1, -2, 2, 3},
{ 1, 2, 2, 1},
{-1, -2, 2, 1},
{ 1, 2, 2, 3},
{-1, -2, 2, 3},
{-2, 1, 1, 2},
{ 2, -1, 1, 2},
{-2, 1, 3, 2},
{ 2, -1, 3, 2},
{ 2, 1, 1, 2},
{-2, -1, 1, 2},
{ 2, 1, 3, 2},
{-2, -1, 3, 2},
{ 0, 2, 0, 1},
{ 0, -2, 0, 1},
{ 0, 2, 0, 3},
{ 0, -2, 0, 3},
{ 2, 0, 1, 0},
{-2, 0, 1, 0},
{ 2, 0, 3, 0},
{-2, 0, 3, 0},
};
static const int *get_mask_params(int mask_index,
BLOCK_SIZE sb_type,
int h, int w) {
const int *a;
const int mask_bits = get_mask_bits(sb_type);
if (mask_index == MASK_NONE)
return NULL;
if (mask_bits == MASK_BITS_SML) {
a = mask_params_sml[mask_index];
} else if (mask_bits == MASK_BITS_MED) {
if (h > w)
a = mask_params_med_hgtw[mask_index];
else if (h < w)
a = mask_params_med_hltw[mask_index];
else
a = mask_params_med_heqw[mask_index];
} else if (mask_bits == MASK_BITS_BIG) {
if (h > w)
a = mask_params_big_hgtw[mask_index];
else if (h < w)
a = mask_params_big_hltw[mask_index];
else
a = mask_params_big_heqw[mask_index];
} else {
assert(0);
}
return a;
}
void vp9_generate_masked_weight(int mask_index,
BLOCK_SIZE sb_type,
int h, int w,
uint8_t *mask, int stride) {
int i, j;
const int *a = get_mask_params(mask_index, sb_type, h, w);
if (!a) return;
for (i = 0; i < h; ++i)
for (j = 0; j < w; ++j) {
int x = (j - (a[2] * w) / 4);
int y = (i - (a[3] * h) / 4);
int m = a[0] * x + a[1] * y;
mask[i * stride + j] = get_masked_weight(m);
}
}
void vp9_generate_hard_mask(int mask_index, BLOCK_SIZE sb_type,
int h, int w, uint8_t *mask, int stride) {
int i, j;
const int *a = get_mask_params(mask_index, sb_type, h, w);
if (!a) return;
for (i = 0; i < h; ++i)
for (j = 0; j < w; ++j) {
int x = (j - (a[2] * w) / 4);
int y = (i - (a[3] * h) / 4);
int m = a[0] * x + a[1] * y;
mask[i * stride + j] = get_hard_mask(m);
}
}
static void build_masked_compound(uint8_t *dst, int dst_stride,
uint8_t *dst2, int dst2_stride,
int mask_index, BLOCK_SIZE sb_type,
int h, int w) {
int i, j;
uint8_t mask[4096];
vp9_generate_masked_weight(mask_index, sb_type, h, w, mask, 64);
for (i = 0; i < h; ++i)
for (j = 0; j < w; ++j) {
int m = mask[i * 64 + j];
dst[i * dst_stride + j] = (dst[i * dst_stride + j] * m +
dst2[i * dst2_stride + j] *
((1 << MASK_WEIGHT_BITS) - m) +
(1 << (MASK_WEIGHT_BITS - 1))) >>
MASK_WEIGHT_BITS;
}
}
#if CONFIG_SUPERTX
void generate_masked_weight_extend(int mask_index, int plane,
BLOCK_SIZE sb_type, int h, int w,
int mask_offset_x, int mask_offset_y,
uint8_t *mask, int stride) {
int i, j;
int subh = (plane ? 2 : 4) << b_height_log2(sb_type);
int subw = (plane ? 2 : 4) << b_width_log2(sb_type);
const int *a = get_mask_params(mask_index, sb_type, subh, subw);
if (!a) return;
for (i = 0; i < h; ++i)
for (j = 0; j < w; ++j) {
int x = (j - (a[2] * subw) / 4 - mask_offset_x);
int y = (i - (a[3] * subh) / 4 - mask_offset_y);
int m = a[0] * x + a[1] * y;
mask[i * stride + j] = get_masked_weight(m);
}
}
static void build_masked_compound_extend(uint8_t *dst, int dst_stride,
uint8_t *dst2, int dst2_stride,
int plane,
int mask_index, BLOCK_SIZE sb_type,
int mask_offset_x, int mask_offset_y,
int h, int w) {
int i, j;
uint8_t mask[4096];
generate_masked_weight_extend(mask_index, plane, sb_type, h, w,
mask_offset_x, mask_offset_y, mask, 64);
for (i = 0; i < h; ++i)
for (j = 0; j < w; ++j) {
int m = mask[i * 64 + j];
dst[i * dst_stride + j] = (dst[i * dst_stride + j] * m +
dst2[i * dst2_stride + j] *
((1 << MASK_WEIGHT_BITS) - m) +
(1 << (MASK_WEIGHT_BITS - 1))) >>
MASK_WEIGHT_BITS;
}
}
#endif
#endif
static void build_inter_predictors(MACROBLOCKD *xd, int plane, int block,
int bw, int bh,
int x, int y, int w, int h,
#if CONFIG_SUPERTX && CONFIG_MASKED_INTERINTER
int mask_offset_x, int mask_offset_y,
#endif
int mi_x, int mi_y) {
struct macroblockd_plane *const pd = &xd->plane[plane];
const MODE_INFO *mi = xd->mi[0];
const int is_compound = has_second_ref(&mi->mbmi);
const InterpKernel *kernel = vp9_get_interp_kernel(mi->mbmi.interp_filter);
int ref;
for (ref = 0; ref < 1 + is_compound; ++ref) {
const struct scale_factors *const sf = &xd->block_refs[ref]->sf;
struct buf_2d *const pre_buf = &pd->pre[ref];
struct buf_2d *const dst_buf = &pd->dst;
uint8_t *const dst = dst_buf->buf + dst_buf->stride * y + x;
// TODO(jkoleszar): All chroma MVs in SPLITMV mode are taken as the
// same MV (the average of the 4 luma MVs) but we could do something
// smarter for non-4:2:0. Just punt for now, pending the changes to get
// rid of SPLITMV mode entirely.
const MV mv = mi->mbmi.sb_type < BLOCK_8X8
? (plane == 0 ? mi->bmi[block].as_mv[ref].as_mv
: mi_mv_pred_q4(mi, ref))
: mi->mbmi.mv[ref].as_mv;
// TODO(jkoleszar): This clamping is done in the incorrect place for the
// scaling case. It needs to be done on the scaled MV, not the pre-scaling
// MV. Note however that it performs the subsampling aware scaling so
// that the result is always q4.
// mv_precision precision is MV_PRECISION_Q4.
const MV mv_q4 = clamp_mv_to_umv_border_sb(xd, &mv, bw, bh,
pd->subsampling_x,
pd->subsampling_y);
uint8_t *pre;
MV32 scaled_mv;
int xs, ys, subpel_x, subpel_y;
if (vp9_is_scaled(sf)) {
pre = pre_buf->buf + scaled_buffer_offset(x, y, pre_buf->stride, sf);
scaled_mv = vp9_scale_mv(&mv_q4, mi_x + x, mi_y + y, sf);
xs = sf->x_step_q4;
ys = sf->y_step_q4;
} else {
pre = pre_buf->buf + (y * pre_buf->stride + x);
scaled_mv.row = mv_q4.row;
scaled_mv.col = mv_q4.col;
xs = ys = 16;
}
subpel_x = scaled_mv.col & SUBPEL_MASK;
subpel_y = scaled_mv.row & SUBPEL_MASK;
pre += (scaled_mv.row >> SUBPEL_BITS) * pre_buf->stride
+ (scaled_mv.col >> SUBPEL_BITS);
#if CONFIG_MASKED_INTERINTER
if (ref && get_mask_bits(mi->mbmi.sb_type)
&& mi->mbmi.use_masked_interinter) {
uint8_t tmp_dst[4096];
inter_predictor(pre, pre_buf->stride, tmp_dst, 64,
subpel_x, subpel_y, sf, w, h, 0, kernel, xs, ys);
#if CONFIG_SUPERTX
build_masked_compound_extend(dst, dst_buf->stride, tmp_dst, 64, plane,
mi->mbmi.mask_index, mi->mbmi.sb_type,
mask_offset_x, mask_offset_y, h, w);
#else
build_masked_compound(dst, dst_buf->stride, tmp_dst, 64,
mi->mbmi.mask_index, mi->mbmi.sb_type, h, w);
#endif
} else {
#endif
inter_predictor(pre, pre_buf->stride, dst, dst_buf->stride,
subpel_x, subpel_y, sf, w, h, ref, kernel, xs, ys);
#if CONFIG_MASKED_INTERINTER
}
#endif
}
}
static void build_inter_predictors_for_planes(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;
for (plane = plane_from; plane <= plane_to; ++plane) {
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;
if (xd->mi[0]->mbmi.sb_type < BLOCK_8X8) {
int i = 0, x, y;
assert(bsize == BLOCK_8X8);
for (y = 0; y < num_4x4_h; ++y)
for (x = 0; x < num_4x4_w; ++x)
build_inter_predictors(xd, plane, i++, bw, bh,
4 * x, 4 * y, 4, 4,
#if CONFIG_SUPERTX && CONFIG_MASKED_INTERINTER
0, 0,
#endif
mi_x, mi_y);
} else {
build_inter_predictors(xd, plane, 0, bw, bh,
0, 0, bw, bh,
#if CONFIG_SUPERTX && CONFIG_MASKED_INTERINTER
0, 0,
#endif
mi_x, mi_y);
}
}
}
void vp9_build_inter_predictors_sby(MACROBLOCKD *xd, int mi_row, int mi_col,
BLOCK_SIZE bsize) {
build_inter_predictors_for_planes(xd, bsize, mi_row, mi_col, 0, 0);
#if CONFIG_INTERINTRA
if (xd->mi[0]->mbmi.ref_frame[1] == INTRA_FRAME &&
is_interintra_allowed(xd->mi[0]->mbmi.sb_type))
vp9_build_interintra_predictors_sby(xd, xd->plane[0].dst.buf,
xd->plane[0].dst.stride, bsize);
#endif
}
void vp9_build_inter_predictors_sbuv(MACROBLOCKD *xd, int mi_row, int mi_col,
BLOCK_SIZE bsize) {
build_inter_predictors_for_planes(xd, bsize, mi_row, mi_col, 1,
MAX_MB_PLANE - 1);
#if CONFIG_INTERINTRA
if (xd->mi[0]->mbmi.ref_frame[1] == INTRA_FRAME &&
is_interintra_allowed(xd->mi[0]->mbmi.sb_type))
vp9_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, bsize);
#endif
}
void vp9_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col,
BLOCK_SIZE bsize) {
build_inter_predictors_for_planes(xd, bsize, mi_row, mi_col, 0,
MAX_MB_PLANE - 1);
#if CONFIG_INTERINTRA
if (xd->mi[0]->mbmi.ref_frame[1] == INTRA_FRAME &&
is_interintra_allowed(xd->mi[0]->mbmi.sb_type))
vp9_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, bsize);
#endif
}
#if CONFIG_SUPERTX
static int get_masked_weight_supertx(int m) {
#define SMOOTHER_LEN 32
static const uint8_t smoothfn[2 * SMOOTHER_LEN + 1] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 1, 1, 1,
1, 1, 2, 2, 3, 4, 5, 6,
8, 9, 12, 14, 17, 21, 24, 28,
32,
36, 40, 43, 47, 50, 52, 55, 56,
58, 59, 60, 61, 62, 62, 63, 63,
63, 63, 63, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64,
};
if (m < -SMOOTHER_LEN)
return 0;
else if (m > SMOOTHER_LEN)
return 64;
else
return smoothfn[m + SMOOTHER_LEN];
}
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 void generate_1dmask(int length, uint8_t *mask) {
int i;
switch (length) {
case 8:
vpx_memcpy(mask, mask_8, length);
break;
case 16:
vpx_memcpy(mask, mask_16, length);
break;
case 32:
vpx_memcpy(mask, mask_32, length);
break;
default:
assert(0);
}
if (length > 16) {
for (i = 0; i < length; ++i)
mask[i] = get_masked_weight_supertx(-1 * (2 * i - length + 1));
}
}
void vp9_build_masked_inter_predictor_complex(uint8_t *dst, int dst_stride,
uint8_t *dst2, int dst2_stride,
int plane,
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 i, j;
uint8_t mask[32];
int top_w = 4 << b_width_log2(top_bsize),
top_h = 4 << b_height_log2(top_bsize);
int w = 4 << b_width_log2(bsize), h = 4 << b_height_log2(bsize);
int w_offset = (mi_col - mi_col_ori) << 3,
h_offset = (mi_row - mi_row_ori) << 3;
int m;
if (plane > 0) {
top_w = top_w >> 1; top_h = top_h >> 1;
w = w >> 1; h = h >> 1;
w_offset = w_offset >> 1; h_offset = h_offset >> 1;
}
switch (partition) {
case PARTITION_HORZ:
generate_1dmask(h, mask + h_offset);
vpx_memset(mask, 64, h_offset);
vpx_memset(mask + h_offset + h, 0, top_h - h_offset - h);
break;
case PARTITION_VERT:
generate_1dmask(w, mask + w_offset);
vpx_memset(mask, 64, w_offset);
vpx_memset(mask + w_offset + w, 0, top_w - w_offset - w);
break;
default:
assert(0);
}
for (i = 0; i < top_h; ++i)
for (j = 0; j < top_w; ++j) {
m = partition == PARTITION_HORZ ? mask[i] : mask[j];
if (m == 64)
continue;
if (m == 0)
dst[i * dst_stride + j] = dst2[i * dst2_stride + j];
else
dst[i * dst_stride + j] = (dst[i * dst_stride + j] * m +
dst2[i * dst2_stride + j] *
(64 - m) + 32) >> 6;
}
}
#if CONFIG_MASKED_INTERINTER
void vp9_build_inter_predictors_sb_extend(MACROBLOCKD *xd,
int mi_row, int mi_col,
int mi_row_ori, int mi_col_ori,
BLOCK_SIZE bsize) {
int plane;
const int mi_x = mi_col_ori * MI_SIZE;
const int mi_y = mi_row_ori * MI_SIZE;
const int mask_offset_x = (mi_col - mi_col_ori) * MI_SIZE;
const int mask_offset_y = (mi_row - mi_row_ori) * MI_SIZE;
for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
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;
if (xd->mi[0]->mbmi.sb_type < BLOCK_8X8) {
int i = 0, x, y;
assert(bsize == BLOCK_8X8);
for (y = 0; y < num_4x4_h; ++y)
for (x = 0; x < num_4x4_w; ++x)
build_inter_predictors(xd, plane, i++, bw, bh, 4 * x, 4 * y, 4, 4,
mask_offset_x, mask_offset_y, mi_x, mi_y);
} else {
build_inter_predictors(xd, plane, 0, bw, bh, 0, 0, bw, bh,
mask_offset_x, mask_offset_y, mi_x, mi_y);
}
}
}
#endif
void vp9_build_inter_predictors_sby_sub8x8_extend(MACROBLOCKD *xd,
int mi_row, int mi_col,
int mi_row_ori,
int mi_col_ori,
BLOCK_SIZE top_bsize,
PARTITION_TYPE partition) {
const int mi_x = mi_col_ori * MI_SIZE;
const int mi_y = mi_row_ori * MI_SIZE;
#if CONFIG_MASKED_INTERINTER
const int mask_offset_x = (mi_col - mi_col_ori) * MI_SIZE;
const int mask_offset_y = (mi_row - mi_row_ori) * MI_SIZE;
#endif
uint8_t *orig_dst;
int orig_dst_stride;
int bw = 4 << b_width_log2(top_bsize);
int bh = 4 << b_height_log2(top_bsize);
DECLARE_ALIGNED_ARRAY(16, uint8_t, tmp_buf, 32 * 32);
DECLARE_ALIGNED_ARRAY(16, uint8_t, tmp_buf1, 32 * 32);
DECLARE_ALIGNED_ARRAY(16, uint8_t, tmp_buf2, 32 * 32);
orig_dst = xd->plane[0].dst.buf;
orig_dst_stride = xd->plane[0].dst.stride;
build_inter_predictors(xd, 0, 0, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
xd->plane[0].dst.buf = tmp_buf;
xd->plane[0].dst.stride = 32;
switch (partition) {
case PARTITION_HORZ:
build_inter_predictors(xd, 0, 2, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
break;
case PARTITION_VERT:
build_inter_predictors(xd, 0, 1, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
break;
case PARTITION_SPLIT:
build_inter_predictors(xd, 0, 1, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
xd->plane[0].dst.buf = tmp_buf1;
xd->plane[0].dst.stride = 32;
build_inter_predictors(xd, 0, 2, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
xd->plane[0].dst.buf = tmp_buf2;
xd->plane[0].dst.stride = 32;
build_inter_predictors(xd, 0, 3, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
break;
default:
assert(0);
}
if (partition != PARTITION_SPLIT) {
vp9_build_masked_inter_predictor_complex(orig_dst, orig_dst_stride,
tmp_buf, 32,
0, mi_row, mi_col,
mi_row_ori, mi_col_ori,
BLOCK_8X8, top_bsize,
partition);
xd->plane[0].dst.buf = orig_dst;
xd->plane[0].dst.stride = orig_dst_stride;
} else {
vp9_build_masked_inter_predictor_complex(orig_dst, orig_dst_stride,
tmp_buf, 32,
0, mi_row, mi_col,
mi_row_ori, mi_col_ori,
BLOCK_8X8, top_bsize,
PARTITION_VERT);
vp9_build_masked_inter_predictor_complex(tmp_buf1, 32,
tmp_buf2, 32,
0, mi_row, mi_col,
mi_row_ori, mi_col_ori,
BLOCK_8X8, top_bsize,
PARTITION_VERT);
vp9_build_masked_inter_predictor_complex(orig_dst, orig_dst_stride,
tmp_buf1, 32,
0, mi_row, mi_col,
mi_row_ori, mi_col_ori,
BLOCK_8X8, top_bsize,
PARTITION_HORZ);
xd->plane[0].dst.buf = orig_dst;
xd->plane[0].dst.stride = orig_dst_stride;
}
}
void vp9_build_inter_predictors_sbuv_sub8x8_extend(MACROBLOCKD *xd,
#if CONFIG_MASKED_INTERINTER
int mi_row, int mi_col,
#endif
int mi_row_ori,
int mi_col_ori,
BLOCK_SIZE top_bsize) {
int plane;
const int mi_x = mi_col_ori * MI_SIZE;
const int mi_y = mi_row_ori * MI_SIZE;
#if CONFIG_MASKED_INTERINTER
const int mask_offset_x = (mi_col - mi_col_ori) * MI_SIZE;
const int mask_offset_y = (mi_row - mi_row_ori) * MI_SIZE;
#endif
for (plane = 1; plane < MAX_MB_PLANE; ++plane) {
const BLOCK_SIZE plane_bsize = get_plane_block_size(top_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(xd, plane, 0, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
}
}
#endif
// TODO(jingning): This function serves as a placeholder for decoder prediction
// using on demand border extension. It should be moved to /decoder/ directory.
static void dec_build_inter_predictors(MACROBLOCKD *xd, int plane, int block,
int bw, int bh,
int x, int y, int w, int h,
#if CONFIG_SUPERTX && CONFIG_MASKED_INTERINTER
int mask_offset_x, int mask_offset_y,
#endif
int mi_x, int mi_y) {
struct macroblockd_plane *const pd = &xd->plane[plane];
const MODE_INFO *mi = xd->mi[0];
const int is_compound = has_second_ref(&mi->mbmi);
const InterpKernel *kernel = vp9_get_interp_kernel(mi->mbmi.interp_filter);
int ref;
for (ref = 0; ref < 1 + is_compound; ++ref) {
const struct scale_factors *const sf = &xd->block_refs[ref]->sf;
struct buf_2d *const pre_buf = &pd->pre[ref];
struct buf_2d *const dst_buf = &pd->dst;
uint8_t *const dst = dst_buf->buf + dst_buf->stride * y + x;
// TODO(jkoleszar): All chroma MVs in SPLITMV mode are taken as the
// same MV (the average of the 4 luma MVs) but we could do something
// smarter for non-4:2:0. Just punt for now, pending the changes to get
// rid of SPLITMV mode entirely.
const MV mv = mi->mbmi.sb_type < BLOCK_8X8
? (plane == 0 ? mi->bmi[block].as_mv[ref].as_mv
: mi_mv_pred_q4(mi, ref))
: mi->mbmi.mv[ref].as_mv;
// TODO(jkoleszar): This clamping is done in the incorrect place for the
// scaling case. It needs to be done on the scaled MV, not the pre-scaling
// MV. Note however that it performs the subsampling aware scaling so
// that the result is always q4.
// mv_precision precision is MV_PRECISION_Q4.
const MV mv_q4 = clamp_mv_to_umv_border_sb(xd, &mv, bw, bh,
pd->subsampling_x,
pd->subsampling_y);
MV32 scaled_mv;
int xs, ys, x0, y0, x0_16, y0_16, frame_width, frame_height, buf_stride,
subpel_x, subpel_y;
uint8_t *ref_frame, *buf_ptr;
const YV12_BUFFER_CONFIG *ref_buf = xd->block_refs[ref]->buf;
// Get reference frame pointer, width and height.
if (plane == 0) {
frame_width = ref_buf->y_crop_width;
frame_height = ref_buf->y_crop_height;
ref_frame = ref_buf->y_buffer;
} else {
frame_width = ref_buf->uv_crop_width;
frame_height = ref_buf->uv_crop_height;
ref_frame = plane == 1 ? ref_buf->u_buffer : ref_buf->v_buffer;
}
if (vp9_is_scaled(sf)) {
// Co-ordinate of containing block to pixel precision.
int x_start = (-xd->mb_to_left_edge >> (3 + pd->subsampling_x));
int y_start = (-xd->mb_to_top_edge >> (3 + pd->subsampling_y));
// Co-ordinate of the block to 1/16th pixel precision.
x0_16 = (x_start + x) << SUBPEL_BITS;
y0_16 = (y_start + y) << SUBPEL_BITS;
// Co-ordinate of current block in reference frame
// to 1/16th pixel precision.
x0_16 = sf->scale_value_x(x0_16, sf);
y0_16 = sf->scale_value_y(y0_16, sf);
// Map the top left corner of the block into the reference frame.
x0 = sf->scale_value_x(x_start + x, sf);
y0 = sf->scale_value_y(y_start + y, sf);
// Scale the MV and incorporate the sub-pixel offset of the block
// in the reference frame.
scaled_mv = vp9_scale_mv(&mv_q4, mi_x + x, mi_y + y, sf);
xs = sf->x_step_q4;
ys = sf->y_step_q4;
} else {
// Co-ordinate of containing block to pixel precision.
x0 = (-xd->mb_to_left_edge >> (3 + pd->subsampling_x)) + x;
y0 = (-xd->mb_to_top_edge >> (3 + pd->subsampling_y)) + y;
// Co-ordinate of the block to 1/16th pixel precision.
x0_16 = x0 << SUBPEL_BITS;
y0_16 = y0 << SUBPEL_BITS;
scaled_mv.row = mv_q4.row;
scaled_mv.col = mv_q4.col;
xs = ys = 16;
}
subpel_x = scaled_mv.col & SUBPEL_MASK;
subpel_y = scaled_mv.row & SUBPEL_MASK;
// Calculate the top left corner of the best matching block in the reference frame.
x0 += scaled_mv.col >> SUBPEL_BITS;
y0 += scaled_mv.row >> SUBPEL_BITS;
x0_16 += scaled_mv.col;
y0_16 += scaled_mv.row;
// Get reference block pointer.
buf_ptr = ref_frame + y0 * pre_buf->stride + x0;
buf_stride = pre_buf->stride;
// Do border extension if there is motion or the
// width/height is not a multiple of 8 pixels.
if (scaled_mv.col || scaled_mv.row ||
(frame_width & 0x7) || (frame_height & 0x7)) {
// Get reference block bottom right coordinate.
int x1 = ((x0_16 + (w - 1) * xs) >> SUBPEL_BITS) + 1;
int y1 = ((y0_16 + (h - 1) * ys) >> SUBPEL_BITS) + 1;
int x_pad = 0, y_pad = 0;
if (subpel_x || (sf->x_step_q4 & SUBPEL_MASK)) {
x0 -= VP9_INTERP_EXTEND - 1;
x1 += VP9_INTERP_EXTEND;
x_pad = 1;
}
if (subpel_y || (sf->y_step_q4 & SUBPEL_MASK)) {
y0 -= VP9_INTERP_EXTEND - 1;
y1 += VP9_INTERP_EXTEND;
y_pad = 1;
}
// Skip border extension if block is inside the frame.
if (x0 < 0 || x0 > frame_width - 1 || x1 < 0 || x1 > frame_width ||
y0 < 0 || y0 > frame_height - 1 || y1 < 0 || y1 > frame_height - 1) {
uint8_t *buf_ptr1 = ref_frame + y0 * pre_buf->stride + x0;
// Extend the border.
build_mc_border(buf_ptr1, pre_buf->stride, xd->mc_buf, x1 - x0 + 1,
x0, y0, x1 - x0 + 1, y1 - y0 + 1, frame_width,
frame_height);
buf_stride = x1 - x0 + 1;
buf_ptr = xd->mc_buf + y_pad * 3 * buf_stride + x_pad * 3;
}
}
#if CONFIG_MASKED_INTERINTER
if (ref && get_mask_bits(mi->mbmi.sb_type)
&& mi->mbmi.use_masked_interinter) {
uint8_t tmp_dst[4096];
inter_predictor(buf_ptr, buf_stride, tmp_dst, 64,
subpel_x, subpel_y, sf, w, h, 0, kernel, xs, ys);
#if CONFIG_SUPERTX
build_masked_compound_extend(dst, dst_buf->stride, tmp_dst, 64, plane,
mi->mbmi.mask_index, mi->mbmi.sb_type,
mask_offset_x, mask_offset_y, h, w);
#else
build_masked_compound(dst, dst_buf->stride, tmp_dst, 64,
mi->mbmi.mask_index, mi->mbmi.sb_type, h, w);
#endif
} else {
#endif
inter_predictor(buf_ptr, buf_stride, dst, dst_buf->stride, subpel_x,
subpel_y, sf, w, h, ref, kernel, xs, ys);
#if CONFIG_MASKED_INTERINTER
}
#endif
}
}
void vp9_dec_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col,
BLOCK_SIZE bsize) {
int plane;
const int mi_x = mi_col * MI_SIZE;
const int mi_y = mi_row * MI_SIZE;
for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
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;
if (xd->mi[0]->mbmi.sb_type < BLOCK_8X8) {
int i = 0, x, y;
assert(bsize == BLOCK_8X8);
for (y = 0; y < num_4x4_h; ++y)
for (x = 0; x < num_4x4_w; ++x)
dec_build_inter_predictors(xd, plane, i++, bw, bh,
4 * x, 4 * y, 4, 4,
#if CONFIG_SUPERTX && CONFIG_MASKED_INTERINTER
0, 0,
#endif
mi_x, mi_y);
} else {
dec_build_inter_predictors(xd, plane, 0, bw, bh,
0, 0, bw, bh,
#if CONFIG_SUPERTX && CONFIG_MASKED_INTERINTER
0, 0,
#endif
mi_x, mi_y);
}
}
#if CONFIG_INTERINTRA
if (xd->mi[0]->mbmi.ref_frame[1] == INTRA_FRAME &&
is_interintra_allowed(xd->mi[0]->mbmi.sb_type))
vp9_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, bsize);
#endif
}
#if CONFIG_SUPERTX
#if CONFIG_MASKED_INTERINTER
void vp9_dec_build_inter_predictors_sb_extend(MACROBLOCKD *xd,
int mi_row, int mi_col,
int mi_row_ori, int mi_col_ori,
BLOCK_SIZE bsize) {
int plane;
const int mi_x = mi_col_ori * MI_SIZE;
const int mi_y = mi_row_ori * MI_SIZE;
const int mask_offset_x = (mi_col - mi_col_ori) * MI_SIZE;
const int mask_offset_y = (mi_row - mi_row_ori) * MI_SIZE;
for (plane = 0; plane < MAX_MB_PLANE; ++plane) {
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;
if (xd->mi[0]->mbmi.sb_type < BLOCK_8X8) {
int i = 0, x, y;
assert(bsize == BLOCK_8X8);
for (y = 0; y < num_4x4_h; ++y)
for (x = 0; x < num_4x4_w; ++x)
dec_build_inter_predictors(xd, plane, i++, bw, bh, 4 * x, 4 * y, 4, 4,
mask_offset_x, mask_offset_y, mi_x, mi_y);
} else {
dec_build_inter_predictors(xd, plane, 0, bw, bh, 0, 0, bw, bh,
mask_offset_x, mask_offset_y, mi_x, mi_y);
}
}
}
#endif
void vp9_dec_build_inter_predictors_sby_sub8x8_extend(MACROBLOCKD *xd,
int mi_row, int mi_col,
int mi_row_ori,
int mi_col_ori,
BLOCK_SIZE top_bsize,
PARTITION_TYPE partition) {
const int mi_x = mi_col_ori * MI_SIZE;
const int mi_y = mi_row_ori * MI_SIZE;
#if CONFIG_MASKED_INTERINTER
const int mask_offset_x = (mi_col - mi_col_ori) * MI_SIZE;
const int mask_offset_y = (mi_row - mi_row_ori) * MI_SIZE;
#endif
uint8_t *orig_dst;
int orig_dst_stride;
int bw = 4 << b_width_log2(top_bsize);
int bh = 4 << b_height_log2(top_bsize);
DECLARE_ALIGNED_ARRAY(16, uint8_t, tmp_buf, 32 * 32);
DECLARE_ALIGNED_ARRAY(16, uint8_t, tmp_buf1, 32 * 32);
DECLARE_ALIGNED_ARRAY(16, uint8_t, tmp_buf2, 32 * 32);
orig_dst = xd->plane[0].dst.buf;
orig_dst_stride = xd->plane[0].dst.stride;
dec_build_inter_predictors(xd, 0, 0, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
xd->plane[0].dst.buf = tmp_buf;
xd->plane[0].dst.stride = 32;
switch (partition) {
case PARTITION_HORZ:
dec_build_inter_predictors(xd, 0, 2, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
break;
case PARTITION_VERT:
dec_build_inter_predictors(xd, 0, 1, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
break;
case PARTITION_SPLIT:
dec_build_inter_predictors(xd, 0, 1, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
xd->plane[0].dst.buf = tmp_buf1;
xd->plane[0].dst.stride = 32;
dec_build_inter_predictors(xd, 0, 2, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
xd->plane[0].dst.buf = tmp_buf2;
xd->plane[0].dst.stride = 32;
dec_build_inter_predictors(xd, 0, 3, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
break;
default:
assert(0);
}
if (partition != PARTITION_SPLIT) {
vp9_build_masked_inter_predictor_complex(orig_dst, orig_dst_stride,
tmp_buf, 32,
0, mi_row, mi_col,
mi_row_ori, mi_col_ori,
BLOCK_8X8, top_bsize,
partition);
xd->plane[0].dst.buf = orig_dst;
xd->plane[0].dst.stride = orig_dst_stride;
} else {
vp9_build_masked_inter_predictor_complex(orig_dst, orig_dst_stride,
tmp_buf, 32,
0, mi_row, mi_col,
mi_row_ori, mi_col_ori,
BLOCK_8X8, top_bsize,
PARTITION_VERT);
vp9_build_masked_inter_predictor_complex(tmp_buf1, 32,
tmp_buf2, 32,
0, mi_row, mi_col,
mi_row_ori, mi_col_ori,
BLOCK_8X8, top_bsize,
PARTITION_VERT);
vp9_build_masked_inter_predictor_complex(orig_dst, orig_dst_stride,
tmp_buf1, 32,
0, mi_row, mi_col,
mi_row_ori, mi_col_ori,
BLOCK_8X8, top_bsize,
PARTITION_HORZ);
xd->plane[0].dst.buf = orig_dst;
xd->plane[0].dst.stride = orig_dst_stride;
}
}
void vp9_dec_build_inter_predictors_sbuv_sub8x8_extend(MACROBLOCKD *xd,
#if CONFIG_MASKED_INTERINTER
int mi_row, int mi_col,
#endif
int mi_row_ori,
int mi_col_ori,
BLOCK_SIZE top_bsize) {
int plane;
const int mi_x = mi_col_ori * MI_SIZE;
const int mi_y = mi_row_ori * MI_SIZE;
#if CONFIG_MASKED_INTERINTER
const int mask_offset_x = (mi_col - mi_col_ori) * MI_SIZE;
const int mask_offset_y = (mi_row - mi_row_ori) * MI_SIZE;
#endif
for (plane = 1; plane < MAX_MB_PLANE; ++plane) {
const BLOCK_SIZE plane_bsize = get_plane_block_size(top_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;
dec_build_inter_predictors(xd, plane, 0, bw, bh, 0, 0, bw, bh,
#if CONFIG_MASKED_INTERINTER
mask_offset_x, mask_offset_y,
#endif
mi_x, mi_y);
}
}
#endif
void vp9_setup_dst_planes(struct macroblockd_plane planes[MAX_MB_PLANE],
const YV12_BUFFER_CONFIG *src,
int mi_row, int mi_col) {
uint8_t *const buffers[4] = {src->y_buffer, src->u_buffer, src->v_buffer,
src->alpha_buffer};
const int strides[4] = {src->y_stride, src->uv_stride, src->uv_stride,
src->alpha_stride};
int i;
for (i = 0; i < MAX_MB_PLANE; ++i) {
struct macroblockd_plane *const pd = &planes[i];
setup_pred_plane(&pd->dst, buffers[i], strides[i], mi_row, mi_col, NULL,
pd->subsampling_x, pd->subsampling_y);
}
}
void vp9_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[4] = {src->y_buffer, src->u_buffer, src->v_buffer,
src->alpha_buffer};
const int strides[4] = {src->y_stride, src->uv_stride, src->uv_stride,
src->alpha_stride};
for (i = 0; i < MAX_MB_PLANE; ++i) {
struct macroblockd_plane *const pd = &xd->plane[i];
setup_pred_plane(&pd->pre[idx], buffers[i], strides[i], mi_row, mi_col,
sf, pd->subsampling_x, pd->subsampling_y);
}
}
}