513666e78c
Change-Id: I08533d59a78346dac30a7dcbc12146f23ef88bbc
2020 lines
68 KiB
C
2020 lines
68 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <limits.h>
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#include <math.h>
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#include <stdio.h>
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#include "./vpx_config.h"
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#include "vpx_mem/vpx_mem.h"
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#include "vp9/common/vp9_common.h"
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#include "vp9/encoder/vp9_onyx_int.h"
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#include "vp9/encoder/vp9_mcomp.h"
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// #define NEW_DIAMOND_SEARCH
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void vp9_set_mv_search_range(MACROBLOCK *x, MV *mv) {
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const int col_min = (mv->col >> 3) - MAX_FULL_PEL_VAL + (mv->col & 7 ? 1 : 0);
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const int row_min = (mv->row >> 3) - MAX_FULL_PEL_VAL + (mv->row & 7 ? 1 : 0);
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const int col_max = (mv->col >> 3) + MAX_FULL_PEL_VAL;
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const int row_max = (mv->row >> 3) + MAX_FULL_PEL_VAL;
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// Get intersection of UMV window and valid MV window to reduce # of checks
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// in diamond search.
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if (x->mv_col_min < col_min)
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x->mv_col_min = col_min;
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if (x->mv_col_max > col_max)
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x->mv_col_max = col_max;
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if (x->mv_row_min < row_min)
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x->mv_row_min = row_min;
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if (x->mv_row_max > row_max)
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x->mv_row_max = row_max;
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}
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int vp9_init_search_range(VP9_COMP *cpi, int size) {
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int sr = 0;
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// Minimum search size no matter what the passed in value.
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size = MAX(16, size);
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while ((size << sr) < MAX_FULL_PEL_VAL)
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sr++;
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sr += cpi->sf.reduce_first_step_size;
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sr = MIN(sr, (cpi->sf.max_step_search_steps - 2));
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return sr;
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}
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static INLINE int mv_cost(const MV *mv,
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const int *joint_cost, int *comp_cost[2]) {
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return joint_cost[vp9_get_mv_joint(mv)] +
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comp_cost[0][mv->row] + comp_cost[1][mv->col];
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}
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int vp9_mv_bit_cost(const MV *mv, const MV *ref,
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const int *mvjcost, int *mvcost[2], int weight) {
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const MV diff = { mv->row - ref->row,
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mv->col - ref->col };
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return ROUND_POWER_OF_TWO(mv_cost(&diff, mvjcost, mvcost) * weight, 7);
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}
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static int mv_err_cost(const MV *mv, const MV *ref,
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const int *mvjcost, int *mvcost[2],
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int error_per_bit) {
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if (mvcost) {
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const MV diff = { mv->row - ref->row,
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mv->col - ref->col };
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return ROUND_POWER_OF_TWO(mv_cost(&diff, mvjcost, mvcost) *
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error_per_bit, 13);
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}
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return 0;
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}
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static int mvsad_err_cost(const MV *mv, const MV *ref,
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const int *mvjsadcost, int *mvsadcost[2],
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int error_per_bit) {
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if (mvsadcost) {
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const MV diff = { mv->row - ref->row,
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mv->col - ref->col };
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return ROUND_POWER_OF_TWO(mv_cost(&diff, mvjsadcost, mvsadcost) *
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error_per_bit, 8);
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}
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return 0;
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}
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void vp9_init_dsmotion_compensation(MACROBLOCK *x, int stride) {
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int len;
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int search_site_count = 0;
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// Generate offsets for 4 search sites per step.
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x->ss[search_site_count].mv.col = 0;
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x->ss[search_site_count].mv.row = 0;
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x->ss[search_site_count].offset = 0;
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search_site_count++;
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for (len = MAX_FIRST_STEP; len > 0; len /= 2) {
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// Compute offsets for search sites.
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x->ss[search_site_count].mv.col = 0;
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x->ss[search_site_count].mv.row = -len;
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x->ss[search_site_count].offset = -len * stride;
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search_site_count++;
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// Compute offsets for search sites.
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x->ss[search_site_count].mv.col = 0;
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x->ss[search_site_count].mv.row = len;
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x->ss[search_site_count].offset = len * stride;
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search_site_count++;
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// Compute offsets for search sites.
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x->ss[search_site_count].mv.col = -len;
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x->ss[search_site_count].mv.row = 0;
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x->ss[search_site_count].offset = -len;
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search_site_count++;
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// Compute offsets for search sites.
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x->ss[search_site_count].mv.col = len;
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x->ss[search_site_count].mv.row = 0;
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x->ss[search_site_count].offset = len;
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search_site_count++;
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}
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x->ss_count = search_site_count;
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x->searches_per_step = 4;
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}
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void vp9_init3smotion_compensation(MACROBLOCK *x, int stride) {
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int len, ss_count = 1;
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x->ss[0].mv.col = x->ss[0].mv.row = 0;
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x->ss[0].offset = 0;
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for (len = MAX_FIRST_STEP; len > 0; len /= 2) {
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// Generate offsets for 8 search sites per step.
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const MV ss_mvs[8] = {
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{-len, 0 }, {len, 0 }, { 0, -len}, {0, len},
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{-len, -len}, {-len, len}, {len, -len}, {len, len}
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};
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int i;
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for (i = 0; i < 8; ++i) {
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search_site *const ss = &x->ss[ss_count++];
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ss->mv = ss_mvs[i];
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ss->offset = ss->mv.row * stride + ss->mv.col;
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}
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}
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x->ss_count = ss_count;
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x->searches_per_step = 8;
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}
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/*
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* To avoid the penalty for crossing cache-line read, preload the reference
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* area in a small buffer, which is aligned to make sure there won't be crossing
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* cache-line read while reading from this buffer. This reduced the cpu
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* cycles spent on reading ref data in sub-pixel filter functions.
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* TODO: Currently, since sub-pixel search range here is -3 ~ 3, copy 22 rows x
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* 32 cols area that is enough for 16x16 macroblock. Later, for SPLITMV, we
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* could reduce the area.
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*/
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/* estimated cost of a motion vector (r,c) */
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#define MVC(r, c) \
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(mvcost ? \
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((mvjcost[((r) != rr) * 2 + ((c) != rc)] + \
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mvcost[0][((r) - rr)] + mvcost[1][((c) - rc)]) * \
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error_per_bit + 4096) >> 13 : 0)
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#define SP(x) (((x) & 7) << 1) // convert motion vector component to offset
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// for svf calc
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#define IFMVCV(r, c, s, e) \
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if (c >= minc && c <= maxc && r >= minr && r <= maxr) \
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s \
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else \
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e;
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/* pointer to predictor base of a motionvector */
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#define PRE(r, c) (y + (((r) >> 3) * y_stride + ((c) >> 3) -(offset)))
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/* returns subpixel variance error function */
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#define DIST(r, c) \
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vfp->svf(PRE(r, c), y_stride, SP(c), SP(r), z, src_stride, &sse)
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/* checks if (r, c) has better score than previous best */
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#define CHECK_BETTER(v, r, c) \
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IFMVCV(r, c, { \
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thismse = (DIST(r, c)); \
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if ((v = MVC(r, c) + thismse) < besterr) { \
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besterr = v; \
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br = r; \
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bc = c; \
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*distortion = thismse; \
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*sse1 = sse; \
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} \
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}, \
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v = INT_MAX;)
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#define FIRST_LEVEL_CHECKS \
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{ \
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unsigned int left, right, up, down, diag; \
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CHECK_BETTER(left, tr, tc - hstep); \
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CHECK_BETTER(right, tr, tc + hstep); \
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CHECK_BETTER(up, tr - hstep, tc); \
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CHECK_BETTER(down, tr + hstep, tc); \
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whichdir = (left < right ? 0 : 1) + \
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(up < down ? 0 : 2); \
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switch (whichdir) { \
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case 0: \
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CHECK_BETTER(diag, tr - hstep, tc - hstep); \
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break; \
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case 1: \
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CHECK_BETTER(diag, tr - hstep, tc + hstep); \
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break; \
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case 2: \
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CHECK_BETTER(diag, tr + hstep, tc - hstep); \
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break; \
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case 3: \
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CHECK_BETTER(diag, tr + hstep, tc + hstep); \
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break; \
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} \
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}
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#define SECOND_LEVEL_CHECKS \
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{ \
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int kr, kc; \
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unsigned int second; \
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if (tr != br && tc != bc) { \
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kr = br - tr; \
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kc = bc - tc; \
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CHECK_BETTER(second, tr + kr, tc + 2 * kc); \
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CHECK_BETTER(second, tr + 2 * kr, tc + kc); \
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} else if (tr == br && tc != bc) { \
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kc = bc - tc; \
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CHECK_BETTER(second, tr + hstep, tc + 2 * kc); \
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CHECK_BETTER(second, tr - hstep, tc + 2 * kc); \
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switch (whichdir) { \
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case 0: \
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case 1: \
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CHECK_BETTER(second, tr + hstep, tc + kc); \
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break; \
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case 2: \
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case 3: \
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CHECK_BETTER(second, tr - hstep, tc + kc); \
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break; \
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} \
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} else if (tr != br && tc == bc) { \
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kr = br - tr; \
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CHECK_BETTER(second, tr + 2 * kr, tc + hstep); \
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CHECK_BETTER(second, tr + 2 * kr, tc - hstep); \
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switch (whichdir) { \
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case 0: \
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case 2: \
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CHECK_BETTER(second, tr + kr, tc + hstep); \
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break; \
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case 1: \
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case 3: \
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CHECK_BETTER(second, tr + kr, tc - hstep); \
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break; \
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} \
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} \
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}
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int vp9_find_best_sub_pixel_tree(MACROBLOCK *x,
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MV *bestmv, const MV *ref_mv,
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int allow_hp,
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int error_per_bit,
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const vp9_variance_fn_ptr_t *vfp,
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int forced_stop,
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int iters_per_step,
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int *mvjcost, int *mvcost[2],
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int *distortion,
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unsigned int *sse1) {
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uint8_t *z = x->plane[0].src.buf;
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const int src_stride = x->plane[0].src.stride;
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MACROBLOCKD *xd = &x->e_mbd;
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unsigned int besterr = INT_MAX;
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unsigned int sse;
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unsigned int whichdir;
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int thismse;
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unsigned int halfiters = iters_per_step;
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unsigned int quarteriters = iters_per_step;
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unsigned int eighthiters = iters_per_step;
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const int y_stride = xd->plane[0].pre[0].stride;
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const int offset = bestmv->row * y_stride + bestmv->col;
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uint8_t *y = xd->plane[0].pre[0].buf + offset;
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int rr = ref_mv->row;
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int rc = ref_mv->col;
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int br = bestmv->row * 8;
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int bc = bestmv->col * 8;
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int hstep = 4;
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const int minc = MAX(x->mv_col_min * 8, ref_mv->col - MV_MAX);
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const int maxc = MIN(x->mv_col_max * 8, ref_mv->col + MV_MAX);
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const int minr = MAX(x->mv_row_min * 8, ref_mv->row - MV_MAX);
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const int maxr = MIN(x->mv_row_max * 8, ref_mv->row + MV_MAX);
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int tr = br;
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int tc = bc;
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// central mv
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bestmv->row *= 8;
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bestmv->col *= 8;
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// calculate central point error
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besterr = vfp->vf(y, y_stride, z, src_stride, sse1);
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*distortion = besterr;
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besterr += mv_err_cost(bestmv, ref_mv, mvjcost, mvcost, error_per_bit);
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// 1/2 pel
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FIRST_LEVEL_CHECKS;
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if (halfiters > 1) {
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SECOND_LEVEL_CHECKS;
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}
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tr = br;
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tc = bc;
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// Note forced_stop: 0 - full, 1 - qtr only, 2 - half only
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if (forced_stop != 2) {
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hstep >>= 1;
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FIRST_LEVEL_CHECKS;
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if (quarteriters > 1) {
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SECOND_LEVEL_CHECKS;
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}
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tr = br;
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tc = bc;
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}
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if (allow_hp && vp9_use_mv_hp(ref_mv) && forced_stop == 0) {
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hstep >>= 1;
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FIRST_LEVEL_CHECKS;
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if (eighthiters > 1) {
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SECOND_LEVEL_CHECKS;
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}
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tr = br;
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tc = bc;
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}
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bestmv->row = br;
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bestmv->col = bc;
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if ((abs(bestmv->col - ref_mv->col) > (MAX_FULL_PEL_VAL << 3)) ||
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(abs(bestmv->row - ref_mv->row) > (MAX_FULL_PEL_VAL << 3)))
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return INT_MAX;
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return besterr;
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}
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#undef DIST
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/* returns subpixel variance error function */
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#define DIST(r, c) \
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vfp->svaf(PRE(r, c), y_stride, SP(c), SP(r), \
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z, src_stride, &sse, second_pred)
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int vp9_find_best_sub_pixel_comp_tree(MACROBLOCK *x,
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MV *bestmv, const MV *ref_mv,
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int allow_hp,
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int error_per_bit,
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const vp9_variance_fn_ptr_t *vfp,
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int forced_stop,
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int iters_per_step,
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int *mvjcost, int *mvcost[2],
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int *distortion,
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unsigned int *sse1,
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const uint8_t *second_pred,
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int w, int h) {
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uint8_t *z = x->plane[0].src.buf;
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const int src_stride = x->plane[0].src.stride;
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MACROBLOCKD *xd = &x->e_mbd;
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unsigned int besterr = INT_MAX;
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unsigned int sse;
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unsigned int whichdir;
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int thismse;
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unsigned int halfiters = iters_per_step;
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unsigned int quarteriters = iters_per_step;
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unsigned int eighthiters = iters_per_step;
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DECLARE_ALIGNED_ARRAY(16, uint8_t, comp_pred, 64 * 64);
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const int y_stride = xd->plane[0].pre[0].stride;
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const int offset = bestmv->row * y_stride + bestmv->col;
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uint8_t *y = xd->plane[0].pre[0].buf + offset;
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int rr = ref_mv->row;
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int rc = ref_mv->col;
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int br = bestmv->row * 8;
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int bc = bestmv->col * 8;
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int hstep = 4;
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const int minc = MAX(x->mv_col_min * 8, ref_mv->col - MV_MAX);
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const int maxc = MIN(x->mv_col_max * 8, ref_mv->col + MV_MAX);
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const int minr = MAX(x->mv_row_min * 8, ref_mv->row - MV_MAX);
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const int maxr = MIN(x->mv_row_max * 8, ref_mv->row + MV_MAX);
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int tr = br;
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int tc = bc;
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// central mv
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bestmv->row *= 8;
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bestmv->col *= 8;
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// calculate central point error
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// TODO(yunqingwang): central pointer error was already calculated in full-
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// pixel search, and can be passed in this function.
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comp_avg_pred(comp_pred, second_pred, w, h, y, y_stride);
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besterr = vfp->vf(comp_pred, w, z, src_stride, sse1);
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*distortion = besterr;
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besterr += mv_err_cost(bestmv, ref_mv, mvjcost, mvcost, error_per_bit);
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// Each subsequent iteration checks at least one point in
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// common with the last iteration could be 2 ( if diag selected)
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// 1/2 pel
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FIRST_LEVEL_CHECKS;
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if (halfiters > 1) {
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SECOND_LEVEL_CHECKS;
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}
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tr = br;
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tc = bc;
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// Each subsequent iteration checks at least one point in common with
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// the last iteration could be 2 ( if diag selected) 1/4 pel
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// Note forced_stop: 0 - full, 1 - qtr only, 2 - half only
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if (forced_stop != 2) {
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hstep >>= 1;
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FIRST_LEVEL_CHECKS;
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if (quarteriters > 1) {
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SECOND_LEVEL_CHECKS;
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}
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tr = br;
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tc = bc;
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}
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if (allow_hp && vp9_use_mv_hp(ref_mv) && forced_stop == 0) {
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hstep >>= 1;
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FIRST_LEVEL_CHECKS;
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if (eighthiters > 1) {
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SECOND_LEVEL_CHECKS;
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}
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tr = br;
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tc = bc;
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}
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bestmv->row = br;
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bestmv->col = bc;
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if ((abs(bestmv->col - ref_mv->col) > (MAX_FULL_PEL_VAL << 3)) ||
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(abs(bestmv->row - ref_mv->row) > (MAX_FULL_PEL_VAL << 3)))
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return INT_MAX;
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return besterr;
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}
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#undef MVC
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#undef PRE
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#undef DIST
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#undef IFMVCV
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#undef CHECK_BETTER
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#undef SP
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static INLINE int check_bounds(const MACROBLOCK *x, int row, int col,
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int range) {
|
|
return ((row - range) >= x->mv_row_min) &
|
|
((row + range) <= x->mv_row_max) &
|
|
((col - range) >= x->mv_col_min) &
|
|
((col + range) <= x->mv_col_max);
|
|
}
|
|
|
|
static INLINE int check_point(const MACROBLOCK *x, const MV *mv) {
|
|
return (mv->col < x->mv_col_min) |
|
|
(mv->col > x->mv_col_max) |
|
|
(mv->row < x->mv_row_min) |
|
|
(mv->row > x->mv_row_max);
|
|
}
|
|
|
|
#define CHECK_BETTER \
|
|
{\
|
|
if (thissad < bestsad)\
|
|
{\
|
|
if (use_mvcost) \
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv, \
|
|
mvjsadcost, mvsadcost, \
|
|
sad_per_bit);\
|
|
if (thissad < bestsad)\
|
|
{\
|
|
bestsad = thissad;\
|
|
best_site = i;\
|
|
}\
|
|
}\
|
|
}
|
|
|
|
#define get_next_chkpts(list, i, n) \
|
|
list[0] = ((i) == 0 ? (n) - 1 : (i) - 1); \
|
|
list[1] = (i); \
|
|
list[2] = ((i) == (n) - 1 ? 0 : (i) + 1);
|
|
|
|
#define MAX_PATTERN_SCALES 11
|
|
#define MAX_PATTERN_CANDIDATES 8 // max number of canddiates per scale
|
|
#define PATTERN_CANDIDATES_REF 3 // number of refinement candidates
|
|
|
|
// Generic pattern search function that searches over multiple scales.
|
|
// Each scale can have a different number of candidates and shape of
|
|
// candidates as indicated in the num_candidates and candidates arrays
|
|
// passed into this function
|
|
static int vp9_pattern_search(MACROBLOCK *x,
|
|
MV *ref_mv,
|
|
int search_param,
|
|
int sad_per_bit,
|
|
int do_init_search,
|
|
int do_refine,
|
|
const vp9_variance_fn_ptr_t *vfp,
|
|
int use_mvcost,
|
|
const MV *center_mv, MV *best_mv,
|
|
const int num_candidates[MAX_PATTERN_SCALES],
|
|
const MV candidates[MAX_PATTERN_SCALES]
|
|
[MAX_PATTERN_CANDIDATES]) {
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
static const int search_param_to_steps[MAX_MVSEARCH_STEPS] = {
|
|
10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
|
|
};
|
|
int i, j, s, t;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
int what_stride = x->plane[0].src.stride;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
int br, bc;
|
|
MV this_mv;
|
|
int bestsad = INT_MAX;
|
|
int thissad;
|
|
uint8_t *base_offset;
|
|
uint8_t *this_offset;
|
|
int k = -1;
|
|
int best_site = -1;
|
|
MV fcenter_mv;
|
|
int best_init_s = search_param_to_steps[search_param];
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
// adjust ref_mv to make sure it is within MV range
|
|
clamp_mv(ref_mv, x->mv_col_min, x->mv_col_max, x->mv_row_min, x->mv_row_max);
|
|
br = ref_mv->row;
|
|
bc = ref_mv->col;
|
|
|
|
// Work out the start point for the search
|
|
base_offset = (uint8_t *)(xd->plane[0].pre[0].buf);
|
|
this_offset = base_offset + (br * in_what_stride) + bc;
|
|
this_mv.row = br;
|
|
this_mv.col = bc;
|
|
bestsad = vfp->sdf(what, what_stride, this_offset, in_what_stride, 0x7fffffff)
|
|
+ mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
// Search all possible scales upto the search param around the center point
|
|
// pick the scale of the point that is best as the starting scale of
|
|
// further steps around it.
|
|
if (do_init_search) {
|
|
s = best_init_s;
|
|
best_init_s = -1;
|
|
for (t = 0; t <= s; ++t) {
|
|
best_site = -1;
|
|
if (check_bounds(x, br, bc, 1 << t)) {
|
|
for (i = 0; i < num_candidates[t]; i++) {
|
|
this_mv.row = br + candidates[t][i].row;
|
|
this_mv.col = bc + candidates[t][i].col;
|
|
this_offset = base_offset + (this_mv.row * in_what_stride) +
|
|
this_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride,
|
|
bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
} else {
|
|
for (i = 0; i < num_candidates[t]; i++) {
|
|
this_mv.row = br + candidates[t][i].row;
|
|
this_mv.col = bc + candidates[t][i].col;
|
|
if (check_point(x, &this_mv))
|
|
continue;
|
|
this_offset = base_offset + (this_mv.row * in_what_stride) +
|
|
this_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride,
|
|
bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
}
|
|
if (best_site == -1) {
|
|
continue;
|
|
} else {
|
|
best_init_s = t;
|
|
k = best_site;
|
|
}
|
|
}
|
|
if (best_init_s != -1) {
|
|
br += candidates[best_init_s][k].row;
|
|
bc += candidates[best_init_s][k].col;
|
|
}
|
|
}
|
|
|
|
// If the center point is still the best, just skip this and move to
|
|
// the refinement step.
|
|
if (best_init_s != -1) {
|
|
s = best_init_s;
|
|
best_site = -1;
|
|
do {
|
|
// No need to search all 6 points the 1st time if initial search was used
|
|
if (!do_init_search || s != best_init_s) {
|
|
if (check_bounds(x, br, bc, 1 << s)) {
|
|
for (i = 0; i < num_candidates[s]; i++) {
|
|
this_mv.row = br + candidates[s][i].row;
|
|
this_mv.col = bc + candidates[s][i].col;
|
|
this_offset = base_offset + (this_mv.row * in_what_stride) +
|
|
this_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride,
|
|
bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
} else {
|
|
for (i = 0; i < num_candidates[s]; i++) {
|
|
this_mv.row = br + candidates[s][i].row;
|
|
this_mv.col = bc + candidates[s][i].col;
|
|
if (check_point(x, &this_mv))
|
|
continue;
|
|
this_offset = base_offset + (this_mv.row * in_what_stride) +
|
|
this_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride,
|
|
bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
}
|
|
|
|
if (best_site == -1) {
|
|
continue;
|
|
} else {
|
|
br += candidates[s][best_site].row;
|
|
bc += candidates[s][best_site].col;
|
|
k = best_site;
|
|
}
|
|
}
|
|
|
|
do {
|
|
int next_chkpts_indices[PATTERN_CANDIDATES_REF];
|
|
best_site = -1;
|
|
get_next_chkpts(next_chkpts_indices, k, num_candidates[s]);
|
|
if (check_bounds(x, br, bc, 1 << s)) {
|
|
for (i = 0; i < PATTERN_CANDIDATES_REF; i++) {
|
|
this_mv.row = br + candidates[s][next_chkpts_indices[i]].row;
|
|
this_mv.col = bc + candidates[s][next_chkpts_indices[i]].col;
|
|
this_offset = base_offset + (this_mv.row * (in_what_stride)) +
|
|
this_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride,
|
|
bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
} else {
|
|
for (i = 0; i < PATTERN_CANDIDATES_REF; i++) {
|
|
this_mv.row = br + candidates[s][next_chkpts_indices[i]].row;
|
|
this_mv.col = bc + candidates[s][next_chkpts_indices[i]].col;
|
|
if (check_point(x, &this_mv))
|
|
continue;
|
|
this_offset = base_offset + (this_mv.row * (in_what_stride)) +
|
|
this_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride,
|
|
bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
}
|
|
|
|
if (best_site != -1) {
|
|
k = next_chkpts_indices[best_site];
|
|
br += candidates[s][k].row;
|
|
bc += candidates[s][k].col;
|
|
}
|
|
} while (best_site != -1);
|
|
} while (s--);
|
|
}
|
|
|
|
// Check 4 1-away neighbors if do_refine is true.
|
|
// For most well-designed schemes do_refine will not be necessary.
|
|
if (do_refine) {
|
|
static const MV neighbors[4] = {
|
|
{0, -1}, { -1, 0}, {1, 0}, {0, 1},
|
|
};
|
|
for (j = 0; j < 16; j++) {
|
|
best_site = -1;
|
|
if (check_bounds(x, br, bc, 1)) {
|
|
for (i = 0; i < 4; i++) {
|
|
this_mv.row = br + neighbors[i].row;
|
|
this_mv.col = bc + neighbors[i].col;
|
|
this_offset = base_offset + (this_mv.row * (in_what_stride)) +
|
|
this_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride,
|
|
bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
} else {
|
|
for (i = 0; i < 4; i++) {
|
|
this_mv.row = br + neighbors[i].row;
|
|
this_mv.col = bc + neighbors[i].col;
|
|
if (check_point(x, &this_mv))
|
|
continue;
|
|
this_offset = base_offset + (this_mv.row * (in_what_stride)) +
|
|
this_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride,
|
|
bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
}
|
|
|
|
if (best_site == -1) {
|
|
break;
|
|
} else {
|
|
br += neighbors[best_site].row;
|
|
bc += neighbors[best_site].col;
|
|
}
|
|
}
|
|
}
|
|
|
|
best_mv->row = br;
|
|
best_mv->col = bc;
|
|
|
|
this_offset = base_offset + (best_mv->row * in_what_stride) +
|
|
best_mv->col;
|
|
this_mv.row = best_mv->row * 8;
|
|
this_mv.col = best_mv->col * 8;
|
|
if (bestsad == INT_MAX)
|
|
return INT_MAX;
|
|
|
|
return vfp->vf(what, what_stride, this_offset, in_what_stride,
|
|
(unsigned int *)&bestsad) +
|
|
use_mvcost ? mv_err_cost(&this_mv, center_mv,
|
|
x->nmvjointcost, x->mvcost, x->errorperbit)
|
|
: 0;
|
|
}
|
|
|
|
|
|
int vp9_hex_search(MACROBLOCK *x,
|
|
MV *ref_mv,
|
|
int search_param,
|
|
int sad_per_bit,
|
|
int do_init_search,
|
|
const vp9_variance_fn_ptr_t *vfp,
|
|
int use_mvcost,
|
|
const MV *center_mv, MV *best_mv) {
|
|
// First scale has 8-closest points, the rest have 6 points in hex shape
|
|
// at increasing scales
|
|
static const int hex_num_candidates[MAX_PATTERN_SCALES] = {
|
|
8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6
|
|
};
|
|
// Note that the largest candidate step at each scale is 2^scale
|
|
static const MV hex_candidates[MAX_PATTERN_SCALES][MAX_PATTERN_CANDIDATES] = {
|
|
{{-1, -1}, {0, -1}, {1, -1}, {1, 0}, {1, 1}, { 0, 1}, { -1, 1}, {-1, 0}},
|
|
{{-1, -2}, {1, -2}, {2, 0}, {1, 2}, { -1, 2}, { -2, 0}},
|
|
{{-2, -4}, {2, -4}, {4, 0}, {2, 4}, { -2, 4}, { -4, 0}},
|
|
{{-4, -8}, {4, -8}, {8, 0}, {4, 8}, { -4, 8}, { -8, 0}},
|
|
{{-8, -16}, {8, -16}, {16, 0}, {8, 16}, { -8, 16}, { -16, 0}},
|
|
{{-16, -32}, {16, -32}, {32, 0}, {16, 32}, { -16, 32}, { -32, 0}},
|
|
{{-32, -64}, {32, -64}, {64, 0}, {32, 64}, { -32, 64}, { -64, 0}},
|
|
{{-64, -128}, {64, -128}, {128, 0}, {64, 128}, { -64, 128}, { -128, 0}},
|
|
{{-128, -256}, {128, -256}, {256, 0}, {128, 256}, { -128, 256}, { -256, 0}},
|
|
{{-256, -512}, {256, -512}, {512, 0}, {256, 512}, { -256, 512}, { -512, 0}},
|
|
{{-512, -1024}, {512, -1024}, {1024, 0}, {512, 1024}, { -512, 1024},
|
|
{ -1024, 0}},
|
|
};
|
|
return
|
|
vp9_pattern_search(x, ref_mv, search_param, sad_per_bit,
|
|
do_init_search, 0, vfp, use_mvcost,
|
|
center_mv, best_mv,
|
|
hex_num_candidates, hex_candidates);
|
|
}
|
|
|
|
int vp9_bigdia_search(MACROBLOCK *x,
|
|
MV *ref_mv,
|
|
int search_param,
|
|
int sad_per_bit,
|
|
int do_init_search,
|
|
const vp9_variance_fn_ptr_t *vfp,
|
|
int use_mvcost,
|
|
const MV *center_mv,
|
|
MV *best_mv) {
|
|
// First scale has 4-closest points, the rest have 8 points in diamond
|
|
// shape at increasing scales
|
|
static const int bigdia_num_candidates[MAX_PATTERN_SCALES] = {
|
|
4, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
|
|
};
|
|
// Note that the largest candidate step at each scale is 2^scale
|
|
static const MV bigdia_candidates[MAX_PATTERN_SCALES]
|
|
[MAX_PATTERN_CANDIDATES] = {
|
|
{{0, -1}, {1, 0}, { 0, 1}, {-1, 0}},
|
|
{{-1, -1}, {0, -2}, {1, -1}, {2, 0}, {1, 1}, {0, 2}, {-1, 1}, {-2, 0}},
|
|
{{-2, -2}, {0, -4}, {2, -2}, {4, 0}, {2, 2}, {0, 4}, {-2, 2}, {-4, 0}},
|
|
{{-4, -4}, {0, -8}, {4, -4}, {8, 0}, {4, 4}, {0, 8}, {-4, 4}, {-8, 0}},
|
|
{{-8, -8}, {0, -16}, {8, -8}, {16, 0}, {8, 8}, {0, 16}, {-8, 8}, {-16, 0}},
|
|
{{-16, -16}, {0, -32}, {16, -16}, {32, 0}, {16, 16}, {0, 32},
|
|
{-16, 16}, {-32, 0}},
|
|
{{-32, -32}, {0, -64}, {32, -32}, {64, 0}, {32, 32}, {0, 64},
|
|
{-32, 32}, {-64, 0}},
|
|
{{-64, -64}, {0, -128}, {64, -64}, {128, 0}, {64, 64}, {0, 128},
|
|
{-64, 64}, {-128, 0}},
|
|
{{-128, -128}, {0, -256}, {128, -128}, {256, 0}, {128, 128}, {0, 256},
|
|
{-128, 128}, {-256, 0}},
|
|
{{-256, -256}, {0, -512}, {256, -256}, {512, 0}, {256, 256}, {0, 512},
|
|
{-256, 256}, {-512, 0}},
|
|
{{-512, -512}, {0, -1024}, {512, -512}, {1024, 0}, {512, 512}, {0, 1024},
|
|
{-512, 512}, {-1024, 0}},
|
|
};
|
|
return vp9_pattern_search(x, ref_mv, search_param, sad_per_bit,
|
|
do_init_search, 0, vfp, use_mvcost,
|
|
center_mv, best_mv,
|
|
bigdia_num_candidates, bigdia_candidates);
|
|
}
|
|
|
|
int vp9_square_search(MACROBLOCK *x,
|
|
MV *ref_mv,
|
|
int search_param,
|
|
int sad_per_bit,
|
|
int do_init_search,
|
|
const vp9_variance_fn_ptr_t *vfp,
|
|
int use_mvcost,
|
|
const MV *center_mv,
|
|
MV *best_mv) {
|
|
// All scales have 8 closest points in square shape
|
|
static const int square_num_candidates[MAX_PATTERN_SCALES] = {
|
|
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
|
|
};
|
|
// Note that the largest candidate step at each scale is 2^scale
|
|
static const MV square_candidates[MAX_PATTERN_SCALES]
|
|
[MAX_PATTERN_CANDIDATES] = {
|
|
{{-1, -1}, {0, -1}, {1, -1}, {1, 0}, {1, 1}, {0, 1}, {-1, 1}, {-1, 0}},
|
|
{{-2, -2}, {0, -2}, {2, -2}, {2, 0}, {2, 2}, {0, 2}, {-2, 2}, {-2, 0}},
|
|
{{-4, -4}, {0, -4}, {4, -4}, {4, 0}, {4, 4}, {0, 4}, {-4, 4}, {-4, 0}},
|
|
{{-8, -8}, {0, -8}, {8, -8}, {8, 0}, {8, 8}, {0, 8}, {-8, 8}, {-8, 0}},
|
|
{{-16, -16}, {0, -16}, {16, -16}, {16, 0}, {16, 16}, {0, 16},
|
|
{-16, 16}, {-16, 0}},
|
|
{{-32, -32}, {0, -32}, {32, -32}, {32, 0}, {32, 32}, {0, 32},
|
|
{-32, 32}, {-32, 0}},
|
|
{{-64, -64}, {0, -64}, {64, -64}, {64, 0}, {64, 64}, {0, 64},
|
|
{-64, 64}, {-64, 0}},
|
|
{{-128, -128}, {0, -128}, {128, -128}, {128, 0}, {128, 128}, {0, 128},
|
|
{-128, 128}, {-128, 0}},
|
|
{{-256, -256}, {0, -256}, {256, -256}, {256, 0}, {256, 256}, {0, 256},
|
|
{-256, 256}, {-256, 0}},
|
|
{{-512, -512}, {0, -512}, {512, -512}, {512, 0}, {512, 512}, {0, 512},
|
|
{-512, 512}, {-512, 0}},
|
|
{{-1024, -1024}, {0, -1024}, {1024, -1024}, {1024, 0}, {1024, 1024},
|
|
{0, 1024}, {-1024, 1024}, {-1024, 0}},
|
|
};
|
|
return vp9_pattern_search(x, ref_mv, search_param, sad_per_bit,
|
|
do_init_search, 0, vfp, use_mvcost,
|
|
center_mv, best_mv,
|
|
square_num_candidates, square_candidates);
|
|
};
|
|
|
|
#undef CHECK_BETTER
|
|
|
|
int vp9_full_range_search_c(MACROBLOCK *x, MV *ref_mv, MV *best_mv,
|
|
int search_param, int sad_per_bit, int *num00,
|
|
vp9_variance_fn_ptr_t *fn_ptr, int *mvjcost,
|
|
int *mvcost[2], const MV *center_mv) {
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
int what_stride = x->plane[0].src.stride;
|
|
uint8_t *in_what;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
uint8_t *best_address;
|
|
|
|
MV this_mv;
|
|
|
|
int bestsad = INT_MAX;
|
|
int ref_row, ref_col;
|
|
|
|
uint8_t *check_here;
|
|
int thissad;
|
|
MV fcenter_mv;
|
|
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
int tr, tc;
|
|
int best_tr = 0;
|
|
int best_tc = 0;
|
|
int range = 64;
|
|
|
|
int start_col, end_col;
|
|
int start_row, end_row;
|
|
int i;
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
clamp_mv(ref_mv, x->mv_col_min, x->mv_col_max, x->mv_row_min, x->mv_row_max);
|
|
ref_row = ref_mv->row;
|
|
ref_col = ref_mv->col;
|
|
*num00 = 11;
|
|
best_mv->row = ref_row;
|
|
best_mv->col = ref_col;
|
|
|
|
// Work out the start point for the search
|
|
in_what = (uint8_t *)(xd->plane[0].pre[0].buf +
|
|
(ref_row * (xd->plane[0].pre[0].stride)) + ref_col);
|
|
best_address = in_what;
|
|
|
|
// Check the starting position
|
|
bestsad = fn_ptr->sdf(what, what_stride, in_what, in_what_stride, 0x7fffffff)
|
|
+ mvsad_err_cost(best_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
start_row = MAX(-range, x->mv_row_min - ref_row);
|
|
start_col = MAX(-range, x->mv_col_min - ref_col);
|
|
end_row = MIN(range, x->mv_row_max - ref_row);
|
|
end_col = MIN(range, x->mv_col_max - ref_col);
|
|
|
|
for (tr = start_row; tr <= end_row; ++tr) {
|
|
for (tc = start_col; tc <= end_col; tc += 4) {
|
|
if ((tc + 3) <= end_col) {
|
|
unsigned int sad_array[4];
|
|
unsigned char const *addr_ref[4];
|
|
for (i = 0; i < 4; ++i)
|
|
addr_ref[i] = in_what + tr * in_what_stride + tc + i;
|
|
|
|
fn_ptr->sdx4df(what, what_stride, addr_ref, in_what_stride, sad_array);
|
|
|
|
for (i = 0; i < 4; ++i) {
|
|
if (sad_array[i] < bestsad) {
|
|
this_mv.row = ref_row + tr;
|
|
this_mv.col = ref_col + tc + i;
|
|
thissad = sad_array[i] +
|
|
mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_tr = tr;
|
|
best_tc = tc + i;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (i = 0; i < end_col - tc; ++i) {
|
|
check_here = in_what + tr * in_what_stride + tc + i;
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.row = ref_row + tr;
|
|
this_mv.col = ref_col + tc + i;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_tr = tr;
|
|
best_tc = tc + i;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
best_mv->row += best_tr;
|
|
best_mv->col += best_tc;
|
|
|
|
this_mv.row = best_mv->row * 8;
|
|
this_mv.col = best_mv->col * 8;
|
|
|
|
if (bestsad == INT_MAX)
|
|
return INT_MAX;
|
|
|
|
return fn_ptr->vf(what, what_stride, best_address, in_what_stride,
|
|
(unsigned int *)(&thissad)) +
|
|
mv_err_cost(&this_mv, center_mv,
|
|
mvjcost, mvcost, x->errorperbit);
|
|
}
|
|
|
|
int vp9_diamond_search_sad_c(MACROBLOCK *x,
|
|
MV *ref_mv, MV *best_mv,
|
|
int search_param, int sad_per_bit, int *num00,
|
|
vp9_variance_fn_ptr_t *fn_ptr, int *mvjcost,
|
|
int *mvcost[2], const MV *center_mv) {
|
|
int i, j, step;
|
|
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
int what_stride = x->plane[0].src.stride;
|
|
uint8_t *in_what;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
uint8_t *best_address;
|
|
|
|
int tot_steps;
|
|
MV this_mv;
|
|
|
|
int bestsad = INT_MAX;
|
|
int best_site = 0;
|
|
int last_site = 0;
|
|
|
|
int ref_row, ref_col;
|
|
int this_row_offset, this_col_offset;
|
|
search_site *ss;
|
|
|
|
uint8_t *check_here;
|
|
int thissad;
|
|
MV fcenter_mv;
|
|
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
clamp_mv(ref_mv, x->mv_col_min, x->mv_col_max, x->mv_row_min, x->mv_row_max);
|
|
ref_row = ref_mv->row;
|
|
ref_col = ref_mv->col;
|
|
*num00 = 0;
|
|
best_mv->row = ref_row;
|
|
best_mv->col = ref_col;
|
|
|
|
// Work out the start point for the search
|
|
in_what = (uint8_t *)(xd->plane[0].pre[0].buf +
|
|
ref_row * in_what_stride + ref_col);
|
|
best_address = in_what;
|
|
|
|
// Check the starting position
|
|
bestsad = fn_ptr->sdf(what, what_stride, in_what, in_what_stride, 0x7fffffff)
|
|
+ mvsad_err_cost(best_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
// search_param determines the length of the initial step and hence the number
|
|
// of iterations
|
|
// 0 = initial step (MAX_FIRST_STEP) pel : 1 = (MAX_FIRST_STEP/2) pel, 2 =
|
|
// (MAX_FIRST_STEP/4) pel... etc.
|
|
ss = &x->ss[search_param * x->searches_per_step];
|
|
tot_steps = (x->ss_count / x->searches_per_step) - search_param;
|
|
|
|
i = 1;
|
|
|
|
for (step = 0; step < tot_steps; step++) {
|
|
for (j = 0; j < x->searches_per_step; j++) {
|
|
// Trap illegal vectors
|
|
this_row_offset = best_mv->row + ss[i].mv.row;
|
|
this_col_offset = best_mv->col + ss[i].mv.col;
|
|
|
|
if ((this_col_offset > x->mv_col_min) &&
|
|
(this_col_offset < x->mv_col_max) &&
|
|
(this_row_offset > x->mv_row_min) &&
|
|
(this_row_offset < x->mv_row_max)) {
|
|
check_here = ss[i].offset + best_address;
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.row = this_row_offset;
|
|
this_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_site = i;
|
|
}
|
|
}
|
|
}
|
|
|
|
i++;
|
|
}
|
|
|
|
if (best_site != last_site) {
|
|
best_mv->row += ss[best_site].mv.row;
|
|
best_mv->col += ss[best_site].mv.col;
|
|
best_address += ss[best_site].offset;
|
|
last_site = best_site;
|
|
#if defined(NEW_DIAMOND_SEARCH)
|
|
while (1) {
|
|
this_row_offset = best_mv->row + ss[best_site].mv.row;
|
|
this_col_offset = best_mv->col + ss[best_site].mv.col;
|
|
if ((this_col_offset > x->mv_col_min) &&
|
|
(this_col_offset < x->mv_col_max) &&
|
|
(this_row_offset > x->mv_row_min) &&
|
|
(this_row_offset < x->mv_row_max)) {
|
|
check_here = ss[best_site].offset + best_address;
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
if (thissad < bestsad) {
|
|
this_mv.row = this_row_offset;
|
|
this_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->row += ss[best_site].mv.row;
|
|
best_mv->col += ss[best_site].mv.col;
|
|
best_address += ss[best_site].offset;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
};
|
|
#endif
|
|
} else if (best_address == in_what) {
|
|
(*num00)++;
|
|
}
|
|
}
|
|
|
|
this_mv.row = best_mv->row * 8;
|
|
this_mv.col = best_mv->col * 8;
|
|
|
|
if (bestsad == INT_MAX)
|
|
return INT_MAX;
|
|
|
|
return fn_ptr->vf(what, what_stride, best_address, in_what_stride,
|
|
(unsigned int *)(&thissad)) +
|
|
mv_err_cost(&this_mv, center_mv,
|
|
mvjcost, mvcost, x->errorperbit);
|
|
}
|
|
|
|
int vp9_diamond_search_sadx4(MACROBLOCK *x,
|
|
MV *ref_mv, MV *best_mv, int search_param,
|
|
int sad_per_bit, int *num00,
|
|
vp9_variance_fn_ptr_t *fn_ptr,
|
|
int *mvjcost, int *mvcost[2],
|
|
const MV *center_mv) {
|
|
int i, j, step;
|
|
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
int what_stride = x->plane[0].src.stride;
|
|
uint8_t *in_what;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
uint8_t *best_address;
|
|
|
|
int tot_steps;
|
|
MV this_mv;
|
|
|
|
unsigned int bestsad = INT_MAX;
|
|
int best_site = 0;
|
|
int last_site = 0;
|
|
|
|
int ref_row;
|
|
int ref_col;
|
|
int this_row_offset;
|
|
int this_col_offset;
|
|
search_site *ss;
|
|
|
|
uint8_t *check_here;
|
|
unsigned int thissad;
|
|
MV fcenter_mv;
|
|
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
clamp_mv(ref_mv, x->mv_col_min, x->mv_col_max, x->mv_row_min, x->mv_row_max);
|
|
ref_row = ref_mv->row;
|
|
ref_col = ref_mv->col;
|
|
*num00 = 0;
|
|
best_mv->row = ref_row;
|
|
best_mv->col = ref_col;
|
|
|
|
// Work out the start point for the search
|
|
in_what = (uint8_t *)(xd->plane[0].pre[0].buf +
|
|
ref_row * in_what_stride + ref_col);
|
|
best_address = in_what;
|
|
|
|
// Check the starting position
|
|
bestsad = fn_ptr->sdf(what, what_stride, in_what, in_what_stride, 0x7fffffff)
|
|
+ mvsad_err_cost(best_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
// search_param determines the length of the initial step and hence the number
|
|
// of iterations.
|
|
// 0 = initial step (MAX_FIRST_STEP) pel
|
|
// 1 = (MAX_FIRST_STEP/2) pel,
|
|
// 2 = (MAX_FIRST_STEP/4) pel...
|
|
ss = &x->ss[search_param * x->searches_per_step];
|
|
tot_steps = (x->ss_count / x->searches_per_step) - search_param;
|
|
|
|
i = 1;
|
|
|
|
for (step = 0; step < tot_steps; step++) {
|
|
int all_in = 1, t;
|
|
|
|
// All_in is true if every one of the points we are checking are within
|
|
// the bounds of the image.
|
|
all_in &= ((best_mv->row + ss[i].mv.row) > x->mv_row_min);
|
|
all_in &= ((best_mv->row + ss[i + 1].mv.row) < x->mv_row_max);
|
|
all_in &= ((best_mv->col + ss[i + 2].mv.col) > x->mv_col_min);
|
|
all_in &= ((best_mv->col + ss[i + 3].mv.col) < x->mv_col_max);
|
|
|
|
// If all the pixels are within the bounds we don't check whether the
|
|
// search point is valid in this loop, otherwise we check each point
|
|
// for validity..
|
|
if (all_in) {
|
|
unsigned int sad_array[4];
|
|
|
|
for (j = 0; j < x->searches_per_step; j += 4) {
|
|
unsigned char const *block_offset[4];
|
|
|
|
for (t = 0; t < 4; t++)
|
|
block_offset[t] = ss[i + t].offset + best_address;
|
|
|
|
fn_ptr->sdx4df(what, what_stride, block_offset, in_what_stride,
|
|
sad_array);
|
|
|
|
for (t = 0; t < 4; t++, i++) {
|
|
if (sad_array[t] < bestsad) {
|
|
this_mv.row = best_mv->row + ss[i].mv.row;
|
|
this_mv.col = best_mv->col + ss[i].mv.col;
|
|
sad_array[t] += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (sad_array[t] < bestsad) {
|
|
bestsad = sad_array[t];
|
|
best_site = i;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (j = 0; j < x->searches_per_step; j++) {
|
|
// Trap illegal vectors
|
|
this_row_offset = best_mv->row + ss[i].mv.row;
|
|
this_col_offset = best_mv->col + ss[i].mv.col;
|
|
|
|
if ((this_col_offset > x->mv_col_min) &&
|
|
(this_col_offset < x->mv_col_max) &&
|
|
(this_row_offset > x->mv_row_min) &&
|
|
(this_row_offset < x->mv_row_max)) {
|
|
check_here = ss[i].offset + best_address;
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.row = this_row_offset;
|
|
this_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_site = i;
|
|
}
|
|
}
|
|
}
|
|
i++;
|
|
}
|
|
}
|
|
if (best_site != last_site) {
|
|
best_mv->row += ss[best_site].mv.row;
|
|
best_mv->col += ss[best_site].mv.col;
|
|
best_address += ss[best_site].offset;
|
|
last_site = best_site;
|
|
#if defined(NEW_DIAMOND_SEARCH)
|
|
while (1) {
|
|
this_row_offset = best_mv->row + ss[best_site].mv.row;
|
|
this_col_offset = best_mv->col + ss[best_site].mv.col;
|
|
if ((this_col_offset > x->mv_col_min) &&
|
|
(this_col_offset < x->mv_col_max) &&
|
|
(this_row_offset > x->mv_row_min) &&
|
|
(this_row_offset < x->mv_row_max)) {
|
|
check_here = ss[best_site].offset + best_address;
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
if (thissad < bestsad) {
|
|
this_mv.row = this_row_offset;
|
|
this_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->row += ss[best_site].mv.row;
|
|
best_mv->col += ss[best_site].mv.col;
|
|
best_address += ss[best_site].offset;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
};
|
|
#endif
|
|
} else if (best_address == in_what) {
|
|
(*num00)++;
|
|
}
|
|
}
|
|
|
|
this_mv.row = best_mv->row * 8;
|
|
this_mv.col = best_mv->col * 8;
|
|
|
|
if (bestsad == INT_MAX)
|
|
return INT_MAX;
|
|
|
|
return fn_ptr->vf(what, what_stride, best_address, in_what_stride,
|
|
(unsigned int *)(&thissad)) +
|
|
mv_err_cost(&this_mv, center_mv,
|
|
mvjcost, mvcost, x->errorperbit);
|
|
}
|
|
|
|
/* do_refine: If last step (1-away) of n-step search doesn't pick the center
|
|
point as the best match, we will do a final 1-away diamond
|
|
refining search */
|
|
|
|
int vp9_full_pixel_diamond(VP9_COMP *cpi, MACROBLOCK *x,
|
|
int_mv *mvp_full, int step_param,
|
|
int sadpb, int further_steps,
|
|
int do_refine, vp9_variance_fn_ptr_t *fn_ptr,
|
|
int_mv *ref_mv, int_mv *dst_mv) {
|
|
int_mv temp_mv;
|
|
int thissme, n, num00;
|
|
int bestsme = cpi->diamond_search_sad(x, &mvp_full->as_mv, &temp_mv.as_mv,
|
|
step_param, sadpb, &num00,
|
|
fn_ptr, x->nmvjointcost,
|
|
x->mvcost, &ref_mv->as_mv);
|
|
dst_mv->as_int = temp_mv.as_int;
|
|
|
|
n = num00;
|
|
num00 = 0;
|
|
|
|
/* If there won't be more n-step search, check to see if refining search is
|
|
* needed. */
|
|
if (n > further_steps)
|
|
do_refine = 0;
|
|
|
|
while (n < further_steps) {
|
|
n++;
|
|
|
|
if (num00) {
|
|
num00--;
|
|
} else {
|
|
thissme = cpi->diamond_search_sad(x, &mvp_full->as_mv, &temp_mv.as_mv,
|
|
step_param + n, sadpb, &num00,
|
|
fn_ptr, x->nmvjointcost, x->mvcost,
|
|
&ref_mv->as_mv);
|
|
|
|
/* check to see if refining search is needed. */
|
|
if (num00 > (further_steps - n))
|
|
do_refine = 0;
|
|
|
|
if (thissme < bestsme) {
|
|
bestsme = thissme;
|
|
dst_mv->as_int = temp_mv.as_int;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* final 1-away diamond refining search */
|
|
if (do_refine == 1) {
|
|
int search_range = 8;
|
|
int_mv best_mv;
|
|
best_mv.as_int = dst_mv->as_int;
|
|
thissme = cpi->refining_search_sad(x, &best_mv.as_mv, sadpb, search_range,
|
|
fn_ptr, x->nmvjointcost, x->mvcost,
|
|
&ref_mv->as_mv);
|
|
|
|
if (thissme < bestsme) {
|
|
bestsme = thissme;
|
|
dst_mv->as_int = best_mv.as_int;
|
|
}
|
|
}
|
|
return bestsme;
|
|
}
|
|
|
|
int vp9_full_search_sad_c(MACROBLOCK *x, MV *ref_mv,
|
|
int sad_per_bit, int distance,
|
|
vp9_variance_fn_ptr_t *fn_ptr, int *mvjcost,
|
|
int *mvcost[2],
|
|
const MV *center_mv, int n) {
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
int what_stride = x->plane[0].src.stride;
|
|
uint8_t *in_what;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
int mv_stride = xd->plane[0].pre[0].stride;
|
|
uint8_t *bestaddress;
|
|
MV *best_mv = &x->e_mbd.mi_8x8[0]->bmi[n].as_mv[0].as_mv;
|
|
MV this_mv;
|
|
int bestsad = INT_MAX;
|
|
int r, c;
|
|
|
|
uint8_t *check_here;
|
|
int thissad;
|
|
|
|
int ref_row = ref_mv->row;
|
|
int ref_col = ref_mv->col;
|
|
|
|
int row_min = ref_row - distance;
|
|
int row_max = ref_row + distance;
|
|
int col_min = ref_col - distance;
|
|
int col_max = ref_col + distance;
|
|
MV fcenter_mv;
|
|
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
// Work out the mid point for the search
|
|
in_what = xd->plane[0].pre[0].buf;
|
|
bestaddress = in_what + (ref_row * xd->plane[0].pre[0].stride) + ref_col;
|
|
|
|
best_mv->row = ref_row;
|
|
best_mv->col = ref_col;
|
|
|
|
// Baseline value at the centre
|
|
bestsad = fn_ptr->sdf(what, what_stride, bestaddress,
|
|
in_what_stride, 0x7fffffff)
|
|
+ mvsad_err_cost(best_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
// Apply further limits to prevent us looking using vectors that stretch
|
|
// beyond the UMV border
|
|
col_min = MAX(col_min, x->mv_col_min);
|
|
col_max = MIN(col_max, x->mv_col_max);
|
|
row_min = MAX(row_min, x->mv_row_min);
|
|
row_max = MIN(row_max, x->mv_row_max);
|
|
|
|
for (r = row_min; r < row_max; r++) {
|
|
this_mv.row = r;
|
|
check_here = r * mv_stride + in_what + col_min;
|
|
|
|
for (c = col_min; c < col_max; c++) {
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
|
|
this_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->row = r;
|
|
best_mv->col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
|
|
check_here++;
|
|
}
|
|
}
|
|
|
|
this_mv.row = best_mv->row * 8;
|
|
this_mv.col = best_mv->col * 8;
|
|
|
|
if (bestsad < INT_MAX)
|
|
return fn_ptr->vf(what, what_stride, bestaddress, in_what_stride,
|
|
(unsigned int *)(&thissad)) +
|
|
mv_err_cost(&this_mv, center_mv,
|
|
mvjcost, mvcost, x->errorperbit);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
|
|
int vp9_full_search_sadx3(MACROBLOCK *x, MV *ref_mv,
|
|
int sad_per_bit, int distance,
|
|
vp9_variance_fn_ptr_t *fn_ptr, int *mvjcost,
|
|
int *mvcost[2], const MV *center_mv, int n) {
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
int what_stride = x->plane[0].src.stride;
|
|
uint8_t *in_what;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
int mv_stride = xd->plane[0].pre[0].stride;
|
|
uint8_t *bestaddress;
|
|
MV *best_mv = &x->e_mbd.mi_8x8[0]->bmi[n].as_mv[0].as_mv;
|
|
MV this_mv;
|
|
unsigned int bestsad = INT_MAX;
|
|
int r, c;
|
|
|
|
uint8_t *check_here;
|
|
unsigned int thissad;
|
|
|
|
int ref_row = ref_mv->row;
|
|
int ref_col = ref_mv->col;
|
|
|
|
int row_min = ref_row - distance;
|
|
int row_max = ref_row + distance;
|
|
int col_min = ref_col - distance;
|
|
int col_max = ref_col + distance;
|
|
|
|
unsigned int sad_array[3];
|
|
MV fcenter_mv;
|
|
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
// Work out the mid point for the search
|
|
in_what = xd->plane[0].pre[0].buf;
|
|
bestaddress = in_what + (ref_row * xd->plane[0].pre[0].stride) + ref_col;
|
|
|
|
best_mv->row = ref_row;
|
|
best_mv->col = ref_col;
|
|
|
|
// Baseline value at the centre
|
|
bestsad = fn_ptr->sdf(what, what_stride,
|
|
bestaddress, in_what_stride, 0x7fffffff)
|
|
+ mvsad_err_cost(best_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
// Apply further limits to prevent us looking using vectors that stretch
|
|
// beyond the UMV border
|
|
col_min = MAX(col_min, x->mv_col_min);
|
|
col_max = MIN(col_max, x->mv_col_max);
|
|
row_min = MAX(row_min, x->mv_row_min);
|
|
row_max = MIN(row_max, x->mv_row_max);
|
|
|
|
for (r = row_min; r < row_max; r++) {
|
|
this_mv.row = r;
|
|
check_here = r * mv_stride + in_what + col_min;
|
|
c = col_min;
|
|
|
|
while ((c + 2) < col_max && fn_ptr->sdx3f != NULL) {
|
|
int i;
|
|
|
|
fn_ptr->sdx3f(what, what_stride, check_here, in_what_stride, sad_array);
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
thissad = sad_array[i];
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->row = r;
|
|
best_mv->col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
}
|
|
|
|
check_here++;
|
|
c++;
|
|
}
|
|
}
|
|
|
|
while (c < col_max) {
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->row = r;
|
|
best_mv->col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
}
|
|
|
|
check_here++;
|
|
c++;
|
|
}
|
|
}
|
|
|
|
this_mv.row = best_mv->row * 8;
|
|
this_mv.col = best_mv->col * 8;
|
|
|
|
if (bestsad < INT_MAX)
|
|
return fn_ptr->vf(what, what_stride, bestaddress, in_what_stride,
|
|
(unsigned int *)(&thissad)) +
|
|
mv_err_cost(&this_mv, center_mv,
|
|
mvjcost, mvcost, x->errorperbit);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
|
|
int vp9_full_search_sadx8(MACROBLOCK *x, MV *ref_mv,
|
|
int sad_per_bit, int distance,
|
|
vp9_variance_fn_ptr_t *fn_ptr,
|
|
int *mvjcost, int *mvcost[2],
|
|
const MV *center_mv, int n) {
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
int what_stride = x->plane[0].src.stride;
|
|
uint8_t *in_what;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
int mv_stride = xd->plane[0].pre[0].stride;
|
|
uint8_t *bestaddress;
|
|
MV *best_mv = &x->e_mbd.mi_8x8[0]->bmi[n].as_mv[0].as_mv;
|
|
MV this_mv;
|
|
unsigned int bestsad = INT_MAX;
|
|
int r, c;
|
|
|
|
uint8_t *check_here;
|
|
unsigned int thissad;
|
|
|
|
int ref_row = ref_mv->row;
|
|
int ref_col = ref_mv->col;
|
|
|
|
int row_min = ref_row - distance;
|
|
int row_max = ref_row + distance;
|
|
int col_min = ref_col - distance;
|
|
int col_max = ref_col + distance;
|
|
|
|
DECLARE_ALIGNED_ARRAY(16, uint32_t, sad_array8, 8);
|
|
unsigned int sad_array[3];
|
|
MV fcenter_mv;
|
|
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
// Work out the mid point for the search
|
|
in_what = xd->plane[0].pre[0].buf;
|
|
bestaddress = in_what + (ref_row * xd->plane[0].pre[0].stride) + ref_col;
|
|
|
|
best_mv->row = ref_row;
|
|
best_mv->col = ref_col;
|
|
|
|
// Baseline value at the center
|
|
bestsad = fn_ptr->sdf(what, what_stride,
|
|
bestaddress, in_what_stride, 0x7fffffff)
|
|
+ mvsad_err_cost(best_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
// Apply further limits to prevent us looking using vectors that stretch
|
|
// beyond the UMV border
|
|
col_min = MAX(col_min, x->mv_col_min);
|
|
col_max = MIN(col_max, x->mv_col_max);
|
|
row_min = MAX(row_min, x->mv_row_min);
|
|
row_max = MIN(row_max, x->mv_row_max);
|
|
|
|
for (r = row_min; r < row_max; r++) {
|
|
this_mv.row = r;
|
|
check_here = r * mv_stride + in_what + col_min;
|
|
c = col_min;
|
|
|
|
while ((c + 7) < col_max) {
|
|
int i;
|
|
|
|
fn_ptr->sdx8f(what, what_stride, check_here, in_what_stride, sad_array8);
|
|
|
|
for (i = 0; i < 8; i++) {
|
|
thissad = (unsigned int)sad_array8[i];
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->row = r;
|
|
best_mv->col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
}
|
|
|
|
check_here++;
|
|
c++;
|
|
}
|
|
}
|
|
|
|
while ((c + 2) < col_max && fn_ptr->sdx3f != NULL) {
|
|
int i;
|
|
|
|
fn_ptr->sdx3f(what, what_stride, check_here, in_what_stride, sad_array);
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
thissad = sad_array[i];
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->row = r;
|
|
best_mv->col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
}
|
|
|
|
check_here++;
|
|
c++;
|
|
}
|
|
}
|
|
|
|
while (c < col_max) {
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->row = r;
|
|
best_mv->col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
}
|
|
|
|
check_here++;
|
|
c++;
|
|
}
|
|
}
|
|
|
|
this_mv.row = best_mv->row * 8;
|
|
this_mv.col = best_mv->col * 8;
|
|
|
|
if (bestsad < INT_MAX)
|
|
return fn_ptr->vf(what, what_stride, bestaddress, in_what_stride,
|
|
(unsigned int *)(&thissad)) +
|
|
mv_err_cost(&this_mv, center_mv,
|
|
mvjcost, mvcost, x->errorperbit);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
int vp9_refining_search_sad_c(MACROBLOCK *x,
|
|
MV *ref_mv, int error_per_bit,
|
|
int search_range, vp9_variance_fn_ptr_t *fn_ptr,
|
|
int *mvjcost, int *mvcost[2],
|
|
const MV *center_mv) {
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
MV neighbors[4] = {{ -1, 0}, {0, -1}, {0, 1}, {1, 0}};
|
|
int i, j;
|
|
int this_row_offset, this_col_offset;
|
|
|
|
int what_stride = x->plane[0].src.stride;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
uint8_t *best_address = xd->plane[0].pre[0].buf +
|
|
(ref_mv->row * xd->plane[0].pre[0].stride) +
|
|
ref_mv->col;
|
|
uint8_t *check_here;
|
|
unsigned int thissad;
|
|
MV this_mv;
|
|
unsigned int bestsad = INT_MAX;
|
|
MV fcenter_mv;
|
|
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
bestsad = fn_ptr->sdf(what, what_stride, best_address,
|
|
in_what_stride, 0x7fffffff) +
|
|
mvsad_err_cost(ref_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, error_per_bit);
|
|
|
|
for (i = 0; i < search_range; i++) {
|
|
int best_site = -1;
|
|
|
|
for (j = 0; j < 4; j++) {
|
|
this_row_offset = ref_mv->row + neighbors[j].row;
|
|
this_col_offset = ref_mv->col + neighbors[j].col;
|
|
|
|
if ((this_col_offset > x->mv_col_min) &&
|
|
(this_col_offset < x->mv_col_max) &&
|
|
(this_row_offset > x->mv_row_min) &&
|
|
(this_row_offset < x->mv_row_max)) {
|
|
check_here = (neighbors[j].row) * in_what_stride + neighbors[j].col +
|
|
best_address;
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.row = this_row_offset;
|
|
this_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, error_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_site = j;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (best_site == -1) {
|
|
break;
|
|
} else {
|
|
ref_mv->row += neighbors[best_site].row;
|
|
ref_mv->col += neighbors[best_site].col;
|
|
best_address += (neighbors[best_site].row) * in_what_stride +
|
|
neighbors[best_site].col;
|
|
}
|
|
}
|
|
|
|
this_mv.row = ref_mv->row * 8;
|
|
this_mv.col = ref_mv->col * 8;
|
|
|
|
if (bestsad < INT_MAX)
|
|
return fn_ptr->vf(what, what_stride, best_address, in_what_stride,
|
|
(unsigned int *)(&thissad)) +
|
|
mv_err_cost(&this_mv, center_mv,
|
|
mvjcost, mvcost, x->errorperbit);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
|
|
int vp9_refining_search_sadx4(MACROBLOCK *x,
|
|
MV *ref_mv, int error_per_bit,
|
|
int search_range, vp9_variance_fn_ptr_t *fn_ptr,
|
|
int *mvjcost, int *mvcost[2],
|
|
const MV *center_mv) {
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
MV neighbors[4] = {{ -1, 0}, {0, -1}, {0, 1}, {1, 0}};
|
|
int i, j;
|
|
int this_row_offset, this_col_offset;
|
|
|
|
int what_stride = x->plane[0].src.stride;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
uint8_t *best_address = xd->plane[0].pre[0].buf +
|
|
(ref_mv->row * xd->plane[0].pre[0].stride) +
|
|
ref_mv->col;
|
|
uint8_t *check_here;
|
|
unsigned int thissad;
|
|
MV this_mv;
|
|
unsigned int bestsad = INT_MAX;
|
|
MV fcenter_mv;
|
|
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
bestsad = fn_ptr->sdf(what, what_stride, best_address,
|
|
in_what_stride, 0x7fffffff) +
|
|
mvsad_err_cost(ref_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, error_per_bit);
|
|
|
|
for (i = 0; i < search_range; i++) {
|
|
int best_site = -1;
|
|
int all_in = ((ref_mv->row - 1) > x->mv_row_min) &
|
|
((ref_mv->row + 1) < x->mv_row_max) &
|
|
((ref_mv->col - 1) > x->mv_col_min) &
|
|
((ref_mv->col + 1) < x->mv_col_max);
|
|
|
|
if (all_in) {
|
|
unsigned int sad_array[4];
|
|
unsigned char const *block_offset[4];
|
|
block_offset[0] = best_address - in_what_stride;
|
|
block_offset[1] = best_address - 1;
|
|
block_offset[2] = best_address + 1;
|
|
block_offset[3] = best_address + in_what_stride;
|
|
|
|
fn_ptr->sdx4df(what, what_stride, block_offset, in_what_stride,
|
|
sad_array);
|
|
|
|
for (j = 0; j < 4; j++) {
|
|
if (sad_array[j] < bestsad) {
|
|
this_mv.row = ref_mv->row + neighbors[j].row;
|
|
this_mv.col = ref_mv->col + neighbors[j].col;
|
|
sad_array[j] += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, error_per_bit);
|
|
|
|
if (sad_array[j] < bestsad) {
|
|
bestsad = sad_array[j];
|
|
best_site = j;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (j = 0; j < 4; j++) {
|
|
this_row_offset = ref_mv->row + neighbors[j].row;
|
|
this_col_offset = ref_mv->col + neighbors[j].col;
|
|
|
|
if ((this_col_offset > x->mv_col_min) &&
|
|
(this_col_offset < x->mv_col_max) &&
|
|
(this_row_offset > x->mv_row_min) &&
|
|
(this_row_offset < x->mv_row_max)) {
|
|
check_here = (neighbors[j].row) * in_what_stride + neighbors[j].col +
|
|
best_address;
|
|
thissad = fn_ptr->sdf(what, what_stride, check_here, in_what_stride,
|
|
bestsad);
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.row = this_row_offset;
|
|
this_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, error_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_site = j;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (best_site == -1) {
|
|
break;
|
|
} else {
|
|
ref_mv->row += neighbors[best_site].row;
|
|
ref_mv->col += neighbors[best_site].col;
|
|
best_address += (neighbors[best_site].row) * in_what_stride +
|
|
neighbors[best_site].col;
|
|
}
|
|
}
|
|
|
|
this_mv.row = ref_mv->row * 8;
|
|
this_mv.col = ref_mv->col * 8;
|
|
|
|
if (bestsad < INT_MAX)
|
|
return fn_ptr->vf(what, what_stride, best_address, in_what_stride,
|
|
(unsigned int *)(&thissad)) +
|
|
mv_err_cost(&this_mv, center_mv,
|
|
mvjcost, mvcost, x->errorperbit);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
|
|
/* This function is called when we do joint motion search in comp_inter_inter
|
|
* mode.
|
|
*/
|
|
int vp9_refining_search_8p_c(MACROBLOCK *x,
|
|
MV *ref_mv, int error_per_bit,
|
|
int search_range, vp9_variance_fn_ptr_t *fn_ptr,
|
|
int *mvjcost, int *mvcost[2], const MV *center_mv,
|
|
const uint8_t *second_pred, int w, int h) {
|
|
const MACROBLOCKD* const xd = &x->e_mbd;
|
|
MV neighbors[8] = {{-1, 0}, {0, -1}, {0, 1}, {1, 0},
|
|
{-1, -1}, {1, -1}, {-1, 1}, {1, 1}};
|
|
int i, j;
|
|
int this_row_offset, this_col_offset;
|
|
|
|
int what_stride = x->plane[0].src.stride;
|
|
int in_what_stride = xd->plane[0].pre[0].stride;
|
|
uint8_t *what = x->plane[0].src.buf;
|
|
uint8_t *best_address = xd->plane[0].pre[0].buf +
|
|
(ref_mv->row * xd->plane[0].pre[0].stride) +
|
|
ref_mv->col;
|
|
uint8_t *check_here;
|
|
unsigned int thissad;
|
|
MV this_mv;
|
|
unsigned int bestsad = INT_MAX;
|
|
MV fcenter_mv;
|
|
|
|
int *mvjsadcost = x->nmvjointsadcost;
|
|
int *mvsadcost[2] = {x->nmvsadcost[0], x->nmvsadcost[1]};
|
|
|
|
fcenter_mv.row = center_mv->row >> 3;
|
|
fcenter_mv.col = center_mv->col >> 3;
|
|
|
|
/* Get compound pred by averaging two pred blocks. */
|
|
bestsad = fn_ptr->sdaf(what, what_stride, best_address, in_what_stride,
|
|
second_pred, 0x7fffffff) +
|
|
mvsad_err_cost(ref_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, error_per_bit);
|
|
|
|
for (i = 0; i < search_range; i++) {
|
|
int best_site = -1;
|
|
|
|
for (j = 0; j < 8; j++) {
|
|
this_row_offset = ref_mv->row + neighbors[j].row;
|
|
this_col_offset = ref_mv->col + neighbors[j].col;
|
|
|
|
if ((this_col_offset > x->mv_col_min) &&
|
|
(this_col_offset < x->mv_col_max) &&
|
|
(this_row_offset > x->mv_row_min) &&
|
|
(this_row_offset < x->mv_row_max)) {
|
|
check_here = (neighbors[j].row) * in_what_stride + neighbors[j].col +
|
|
best_address;
|
|
|
|
/* Get compound block and use it to calculate SAD. */
|
|
thissad = fn_ptr->sdaf(what, what_stride, check_here, in_what_stride,
|
|
second_pred, bestsad);
|
|
|
|
if (thissad < bestsad) {
|
|
this_mv.row = this_row_offset;
|
|
this_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvjsadcost, mvsadcost, error_per_bit);
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_site = j;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (best_site == -1) {
|
|
break;
|
|
} else {
|
|
ref_mv->row += neighbors[best_site].row;
|
|
ref_mv->col += neighbors[best_site].col;
|
|
best_address += (neighbors[best_site].row) * in_what_stride +
|
|
neighbors[best_site].col;
|
|
}
|
|
}
|
|
|
|
this_mv.row = ref_mv->row * 8;
|
|
this_mv.col = ref_mv->col * 8;
|
|
|
|
if (bestsad < INT_MAX) {
|
|
// FIXME(rbultje, yunqing): add full-pixel averaging variance functions
|
|
// so we don't have to use the subpixel with xoff=0,yoff=0 here.
|
|
return fn_ptr->svaf(best_address, in_what_stride, 0, 0, what, what_stride,
|
|
(unsigned int *)(&thissad), second_pred) +
|
|
mv_err_cost(&this_mv, center_mv,
|
|
mvjcost, mvcost, x->errorperbit);
|
|
} else {
|
|
return INT_MAX;
|
|
}
|
|
}
|