d4a4c3c06f
This should make merging inter code paths easier. Change-Id: I5cb81f25d56fa4790b4e9cfa4bc32b9062c2cfdf
2206 lines
67 KiB
C
2206 lines
67 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 "vp8/encoder/onyx_int.h"
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#include "mcomp.h"
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#include "vpx_mem/vpx_mem.h"
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#include "vpx_ports/config.h"
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#include <stdio.h>
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#include <limits.h>
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#include <math.h>
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#include "vp8/common/findnearmv.h"
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#ifdef ENTROPY_STATS
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static int mv_ref_ct [31] [4] [2];
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static int mv_mode_cts [4] [2];
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#endif
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void vp8_clamp_mv_min_max(MACROBLOCK *x, int_mv *ref_mv) {
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int col_min = (ref_mv->as_mv.col >> 3) - MAX_FULL_PEL_VAL +
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((ref_mv->as_mv.col & 7) ? 1 : 0);
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int row_min = (ref_mv->as_mv.row >> 3) - MAX_FULL_PEL_VAL +
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((ref_mv->as_mv.row & 7) ? 1 : 0);
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int col_max = (ref_mv->as_mv.col >> 3) + MAX_FULL_PEL_VAL;
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int row_max = (ref_mv->as_mv.row >> 3) + MAX_FULL_PEL_VAL;
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/* Get intersection of UMV window and valid MV window to reduce # of checks 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 vp8_mv_bit_cost(int_mv *mv, int_mv *ref, int *mvcost[2],
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int Weight, int ishp) {
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// MV costing is based on the distribution of vectors in the previous frame
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// and as such will tend to over state the cost of vectors. In addition
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// coding a new vector can have a knock on effect on the cost of subsequent
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// vectors and the quality of prediction from NEAR and NEAREST for subsequent
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// blocks. The "Weight" parameter allows, to a limited extent, for some
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// account to be taken of these factors.
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return ((mvcost[0][(mv->as_mv.row - ref->as_mv.row) >> (ishp == 0)] +
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mvcost[1][(mv->as_mv.col - ref->as_mv.col) >> (ishp == 0)])
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* Weight) >> 7;
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}
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static int mv_err_cost(int_mv *mv, int_mv *ref, int *mvcost[2],
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int error_per_bit, int ishp) {
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// Ignore costing if mvcost is NULL
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if (mvcost)
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return ((mvcost[0][(mv->as_mv.row - ref->as_mv.row) >> (ishp == 0)] +
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mvcost[1][(mv->as_mv.col - ref->as_mv.col) >> (ishp == 0)])
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* error_per_bit + 128) >> 8;
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return 0;
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}
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static int mvsad_err_cost(int_mv *mv, int_mv *ref, int *mvsadcost[2],
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int error_per_bit) {
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// Calculate sad error cost on full pixel basis.
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// Ignore costing if mvcost is NULL
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if (mvsadcost)
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return ((mvsadcost[0][(mv->as_mv.row - ref->as_mv.row)] +
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mvsadcost[1][(mv->as_mv.col - ref->as_mv.col)])
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* error_per_bit + 128) >> 8;
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return 0;
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}
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void vp8_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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Len = MAX_FIRST_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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while (Len > 0) {
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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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// Contract.
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Len /= 2;
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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 vp8_init3smotion_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 8 search sites per step.
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Len = MAX_FIRST_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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while (Len > 0) {
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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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// 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 = -Len;
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x->ss[search_site_count].offset = -Len * stride - 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 = -Len;
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x->ss[search_site_count].offset = -Len * stride + 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 = Len;
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x->ss[search_site_count].offset = Len * stride - 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 = Len;
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x->ss[search_site_count].offset = Len * stride + Len;
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search_site_count++;
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// Contract.
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Len /= 2;
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}
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x->ss_count = search_site_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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#define PRE(r,c) (y + (((r)>>2) * y_stride + ((c)>>2) -(offset))) // pointer to predictor base of a motionvector
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#define SP(x) (((x)&3)<<2) // convert motion vector component to offset for svf calc
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#define MVC(r,c) (mvcost ? ((mvcost[0][(r)-rr] + mvcost[1][(c)-rc]) * error_per_bit + 128 )>>8 : 0) // estimated cost of a motion vector (r,c)
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#define DIST(r,c) vfp->svf( PRE(r,c), y_stride, SP(c),SP(r), z,b->src_stride,&sse) // returns subpixel variance error function.
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#define ERR(r,c) (MVC(r,c)+DIST(r,c)) // returns distortion + motion vector cost
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#define IFMVCV(r,c,s,e) if ( c >= minc && c <= maxc && r >= minr && r <= maxr) s else e;
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#define PREHP(r,c) (y + (((r)>>3) * y_stride + ((c)>>3) -(offset))) // pointer to predictor base of a motionvector
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#define SPHP(x) (((x)&7)<<1) // convert motion vector component to offset for svf calc
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#define DISTHP(r,c) vfp->svf( PREHP(r,c), y_stride, SPHP(c),SPHP(r), z,b->src_stride,&sse) // returns subpixel variance error function.
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#define ERRHP(r,c) (MVC(r,c)+DISTHP(r,c)) // returns distortion + motion vector cost
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#define CHECK_BETTER(v,r,c) IFMVCV(r,c,{thismse = ((xd->allow_high_precision_mv)?DISTHP(r,c):DIST(r,c)); if((v = (MVC(r,c)+thismse)) < besterr) { besterr = v; br=r; bc=c; *distortion = thismse; *sse1 = sse; }}, v=INT_MAX;)// checks if (r,c) has better score than previous best
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#define MIN(x,y) (((x)<(y))?(x):(y))
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#define MAX(x,y) (((x)>(y))?(x):(y))
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int vp8_find_best_sub_pixel_step_iteratively(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
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int_mv *bestmv, int_mv *ref_mv,
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int error_per_bit,
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const vp8_variance_fn_ptr_t *vfp,
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int *mvcost[2], int *distortion,
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unsigned int *sse1) {
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unsigned char *z = (*(b->base_src) + b->src);
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MACROBLOCKD *xd = &x->e_mbd;
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int rr, rc, br, bc, hstep;
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int tr, tc;
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unsigned int besterr = INT_MAX;
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unsigned int left, right, up, down, diag;
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unsigned int sse;
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unsigned int whichdir;
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unsigned int halfiters = 4;
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unsigned int quarteriters = 4;
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unsigned int eighthiters = 4;
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int thismse;
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int maxc, minc, maxr, minr;
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int y_stride;
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int offset;
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#if ARCH_X86 || ARCH_X86_64
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unsigned char *y0 = *(d->base_pre) + d->pre + (bestmv->as_mv.row) * d->pre_stride + bestmv->as_mv.col;
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unsigned char *y;
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int buf_r1, buf_r2, buf_c1, buf_c2;
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// Clamping to avoid out-of-range data access
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buf_r1 = ((bestmv->as_mv.row - INTERP_EXTEND) < x->mv_row_min) ?
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(bestmv->as_mv.row - x->mv_row_min) : INTERP_EXTEND - 1;
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buf_r2 = ((bestmv->as_mv.row + INTERP_EXTEND) > x->mv_row_max) ?
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(x->mv_row_max - bestmv->as_mv.row) : INTERP_EXTEND - 1;
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buf_c1 = ((bestmv->as_mv.col - INTERP_EXTEND) < x->mv_col_min) ?
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(bestmv->as_mv.col - x->mv_col_min) : INTERP_EXTEND - 1;
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buf_c2 = ((bestmv->as_mv.col + INTERP_EXTEND) > x->mv_col_max) ?
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(x->mv_col_max - bestmv->as_mv.col) : INTERP_EXTEND - 1;
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y_stride = 32;
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/* Copy to intermediate buffer before searching. */
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vfp->copymem(y0 - buf_c1 - d->pre_stride * buf_r1, d->pre_stride, xd->y_buf, y_stride, 16 + buf_r1 + buf_r2);
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y = xd->y_buf + y_stride * buf_r1 + buf_c1;
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#else
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unsigned char *y = *(d->base_pre) + d->pre + (bestmv->as_mv.row) * d->pre_stride + bestmv->as_mv.col;
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y_stride = d->pre_stride;
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#endif
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if (xd->allow_high_precision_mv) {
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rr = ref_mv->as_mv.row;
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rc = ref_mv->as_mv.col;
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br = bestmv->as_mv.row << 3;
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bc = bestmv->as_mv.col << 3;
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hstep = 4;
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minc = MAX(x->mv_col_min << 3, (ref_mv->as_mv.col) - ((1 << mvlong_width_hp) - 1));
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maxc = MIN(x->mv_col_max << 3, (ref_mv->as_mv.col) + ((1 << mvlong_width_hp) - 1));
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minr = MAX(x->mv_row_min << 3, (ref_mv->as_mv.row) - ((1 << mvlong_width_hp) - 1));
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maxr = MIN(x->mv_row_max << 3, (ref_mv->as_mv.row) + ((1 << mvlong_width_hp) - 1));
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} else {
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rr = ref_mv->as_mv.row >> 1;
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rc = ref_mv->as_mv.col >> 1;
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br = bestmv->as_mv.row << 2;
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bc = bestmv->as_mv.col << 2;
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hstep = 2;
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minc = MAX(x->mv_col_min << 2, (ref_mv->as_mv.col >> 1) - ((1 << mvlong_width) - 1));
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maxc = MIN(x->mv_col_max << 2, (ref_mv->as_mv.col >> 1) + ((1 << mvlong_width) - 1));
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minr = MAX(x->mv_row_min << 2, (ref_mv->as_mv.row >> 1) - ((1 << mvlong_width) - 1));
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maxr = MIN(x->mv_row_max << 2, (ref_mv->as_mv.row >> 1) + ((1 << mvlong_width) - 1));
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}
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tr = br;
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tc = bc;
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offset = (bestmv->as_mv.row) * y_stride + bestmv->as_mv.col;
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// central mv
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bestmv->as_mv.row <<= 3;
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bestmv->as_mv.col <<= 3;
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// calculate central point error
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besterr = vfp->vf(y, y_stride, z, b->src_stride, sse1);
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*distortion = besterr;
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besterr += mv_err_cost(bestmv, ref_mv, mvcost, error_per_bit,
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xd->allow_high_precision_mv);
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// TODO: 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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while (--halfiters) {
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// 1/2 pel
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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) + (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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// no reason to check the same one again.
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if (tr == br && tc == bc)
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break;
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tr = br;
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tc = bc;
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}
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// TODO: 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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hstep >>= 1;
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while (--quarteriters) {
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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) + (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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// no reason to check the same one again.
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if (tr == br && tc == bc)
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break;
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tr = br;
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tc = bc;
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}
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if (x->e_mbd.allow_high_precision_mv) {
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hstep >>= 1;
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while (--eighthiters) {
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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) + (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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// no reason to check the same one again.
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if (tr == br && tc == bc)
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break;
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tr = br;
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tc = bc;
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}
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}
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if (x->e_mbd.allow_high_precision_mv) {
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bestmv->as_mv.row = br;
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bestmv->as_mv.col = bc;
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} else {
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bestmv->as_mv.row = br << 1;
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bestmv->as_mv.col = bc << 1;
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}
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if ((abs(bestmv->as_mv.col - ref_mv->as_mv.col) > (MAX_FULL_PEL_VAL << 3)) ||
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(abs(bestmv->as_mv.row - ref_mv->as_mv.row) > (MAX_FULL_PEL_VAL << 3)))
|
|
return INT_MAX;
|
|
|
|
return besterr;
|
|
}
|
|
#undef MVC
|
|
#undef PRE
|
|
#undef SP
|
|
#undef DIST
|
|
#undef IFMVCV
|
|
#undef ERR
|
|
#undef CHECK_BETTER
|
|
#undef MIN
|
|
#undef MAX
|
|
|
|
#undef PREHP
|
|
#undef DPHP
|
|
#undef DISTHP
|
|
#undef ERRHP
|
|
|
|
#define SP(x) (((x)&7)<<1) // convert motion vector component to offset for svf calc
|
|
int vp8_find_best_sub_pixel_step(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
|
|
int_mv *bestmv, int_mv *ref_mv,
|
|
int error_per_bit,
|
|
const vp8_variance_fn_ptr_t *vfp,
|
|
int *mvcost[2], int *distortion,
|
|
unsigned int *sse1) {
|
|
int bestmse = INT_MAX;
|
|
int_mv startmv;
|
|
int_mv this_mv;
|
|
int_mv orig_mv;
|
|
int yrow_movedback = 0, ycol_movedback = 0;
|
|
unsigned char *z = (*(b->base_src) + b->src);
|
|
int left, right, up, down, diag;
|
|
unsigned int sse;
|
|
int whichdir;
|
|
int thismse;
|
|
int y_stride;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
|
|
#if ARCH_X86 || ARCH_X86_64
|
|
unsigned char *y0 = *(d->base_pre) + d->pre + (bestmv->as_mv.row) * d->pre_stride + bestmv->as_mv.col;
|
|
unsigned char *y;
|
|
|
|
y_stride = 32;
|
|
/* Copy 18 rows x 32 cols area to intermediate buffer before searching. */
|
|
vfp->copymem(y0 - 1 - d->pre_stride, d->pre_stride, xd->y_buf, y_stride, 18);
|
|
y = xd->y_buf + y_stride + 1;
|
|
#else
|
|
unsigned char *y = *(d->base_pre) + d->pre + (bestmv->as_mv.row) * d->pre_stride + bestmv->as_mv.col;
|
|
y_stride = d->pre_stride;
|
|
#endif
|
|
|
|
// central mv
|
|
bestmv->as_mv.row <<= 3;
|
|
bestmv->as_mv.col <<= 3;
|
|
startmv = *bestmv;
|
|
orig_mv = *bestmv;
|
|
|
|
// calculate central point error
|
|
bestmse = vfp->vf(y, y_stride, z, b->src_stride, sse1);
|
|
*distortion = bestmse;
|
|
bestmse += mv_err_cost(bestmv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
// go left then right and check error
|
|
this_mv.as_mv.row = startmv.as_mv.row;
|
|
this_mv.as_mv.col = ((startmv.as_mv.col - 8) | 4);
|
|
thismse = vfp->svf_halfpix_h(y - 1, y_stride, z, b->src_stride, &sse);
|
|
left = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (left < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = left;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
this_mv.as_mv.col += 8;
|
|
thismse = vfp->svf_halfpix_h(y, y_stride, z, b->src_stride, &sse);
|
|
right = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (right < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = right;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
// go up then down and check error
|
|
this_mv.as_mv.col = startmv.as_mv.col;
|
|
this_mv.as_mv.row = ((startmv.as_mv.row - 8) | 4);
|
|
thismse = vfp->svf_halfpix_v(y - y_stride, y_stride, z, b->src_stride, &sse);
|
|
up = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (up < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = up;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
this_mv.as_mv.row += 8;
|
|
thismse = vfp->svf_halfpix_v(y, y_stride, z, b->src_stride, &sse);
|
|
down = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (down < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = down;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
|
|
// now check 1 more diagonal
|
|
whichdir = (left < right ? 0 : 1) + (up < down ? 0 : 2);
|
|
// for(whichdir =0;whichdir<4;whichdir++)
|
|
// {
|
|
this_mv = startmv;
|
|
|
|
switch (whichdir) {
|
|
case 0:
|
|
this_mv.as_mv.col = (this_mv.as_mv.col - 8) | 4;
|
|
this_mv.as_mv.row = (this_mv.as_mv.row - 8) | 4;
|
|
thismse = vfp->svf_halfpix_hv(y - 1 - y_stride, y_stride, z, b->src_stride, &sse);
|
|
break;
|
|
case 1:
|
|
this_mv.as_mv.col += 4;
|
|
this_mv.as_mv.row = (this_mv.as_mv.row - 8) | 4;
|
|
thismse = vfp->svf_halfpix_hv(y - y_stride, y_stride, z, b->src_stride, &sse);
|
|
break;
|
|
case 2:
|
|
this_mv.as_mv.col = (this_mv.as_mv.col - 8) | 4;
|
|
this_mv.as_mv.row += 4;
|
|
thismse = vfp->svf_halfpix_hv(y - 1, y_stride, z, b->src_stride, &sse);
|
|
break;
|
|
case 3:
|
|
default:
|
|
this_mv.as_mv.col += 4;
|
|
this_mv.as_mv.row += 4;
|
|
thismse = vfp->svf_halfpix_hv(y, y_stride, z, b->src_stride, &sse);
|
|
break;
|
|
}
|
|
|
|
diag = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (diag < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = diag;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
// }
|
|
|
|
|
|
// time to check quarter pels.
|
|
if (bestmv->as_mv.row < startmv.as_mv.row) {
|
|
y -= y_stride;
|
|
yrow_movedback = 1;
|
|
}
|
|
|
|
if (bestmv->as_mv.col < startmv.as_mv.col) {
|
|
y--;
|
|
ycol_movedback = 1;
|
|
}
|
|
|
|
startmv = *bestmv;
|
|
|
|
|
|
|
|
// go left then right and check error
|
|
this_mv.as_mv.row = startmv.as_mv.row;
|
|
|
|
if (startmv.as_mv.col & 7) {
|
|
this_mv.as_mv.col = startmv.as_mv.col - 2;
|
|
thismse = vfp->svf(y, y_stride,
|
|
SP(this_mv.as_mv.col), SP(this_mv.as_mv.row),
|
|
z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.col = (startmv.as_mv.col - 8) | 6;
|
|
thismse = vfp->svf(y - 1, y_stride, SP(6), SP(this_mv.as_mv.row), z,
|
|
b->src_stride, &sse);
|
|
}
|
|
|
|
left = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (left < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = left;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
this_mv.as_mv.col += 4;
|
|
thismse = vfp->svf(y, y_stride,
|
|
SP(this_mv.as_mv.col), SP(this_mv.as_mv.row),
|
|
z, b->src_stride, &sse);
|
|
right = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (right < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = right;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
// go up then down and check error
|
|
this_mv.as_mv.col = startmv.as_mv.col;
|
|
|
|
if (startmv.as_mv.row & 7) {
|
|
this_mv.as_mv.row = startmv.as_mv.row - 2;
|
|
thismse = vfp->svf(y, y_stride,
|
|
SP(this_mv.as_mv.col), SP(this_mv.as_mv.row),
|
|
z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.row = (startmv.as_mv.row - 8) | 6;
|
|
thismse = vfp->svf(y - y_stride, y_stride, SP(this_mv.as_mv.col), SP(6),
|
|
z, b->src_stride, &sse);
|
|
}
|
|
|
|
up = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (up < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = up;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
this_mv.as_mv.row += 4;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row),
|
|
z, b->src_stride, &sse);
|
|
down = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (down < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = down;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
|
|
// now check 1 more diagonal
|
|
whichdir = (left < right ? 0 : 1) + (up < down ? 0 : 2);
|
|
|
|
// for(whichdir=0;whichdir<4;whichdir++)
|
|
// {
|
|
this_mv = startmv;
|
|
|
|
switch (whichdir) {
|
|
case 0:
|
|
|
|
if (startmv.as_mv.row & 7) {
|
|
this_mv.as_mv.row -= 2;
|
|
|
|
if (startmv.as_mv.col & 7) {
|
|
this_mv.as_mv.col -= 2;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.col = (startmv.as_mv.col - 8) | 6;
|
|
thismse = vfp->svf(y - 1, y_stride, SP(6), SP(this_mv.as_mv.row), z, b->src_stride, &sse);;
|
|
}
|
|
} else {
|
|
this_mv.as_mv.row = (startmv.as_mv.row - 8) | 6;
|
|
|
|
if (startmv.as_mv.col & 7) {
|
|
this_mv.as_mv.col -= 2;
|
|
thismse = vfp->svf(y - y_stride, y_stride, SP(this_mv.as_mv.col), SP(6), z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.col = (startmv.as_mv.col - 8) | 6;
|
|
thismse = vfp->svf(y - y_stride - 1, y_stride, SP(6), SP(6), z, b->src_stride, &sse);
|
|
}
|
|
}
|
|
|
|
break;
|
|
case 1:
|
|
this_mv.as_mv.col += 2;
|
|
|
|
if (startmv.as_mv.row & 7) {
|
|
this_mv.as_mv.row -= 2;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.row = (startmv.as_mv.row - 8) | 6;
|
|
thismse = vfp->svf(y - y_stride, y_stride, SP(this_mv.as_mv.col), SP(6), z, b->src_stride, &sse);
|
|
}
|
|
|
|
break;
|
|
case 2:
|
|
this_mv.as_mv.row += 2;
|
|
|
|
if (startmv.as_mv.col & 7) {
|
|
this_mv.as_mv.col -= 2;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row),
|
|
z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.col = (startmv.as_mv.col - 8) | 6;
|
|
thismse = vfp->svf(y - 1, y_stride, SP(6), SP(this_mv.as_mv.row), z,
|
|
b->src_stride, &sse);
|
|
}
|
|
|
|
break;
|
|
case 3:
|
|
this_mv.as_mv.col += 2;
|
|
this_mv.as_mv.row += 2;
|
|
thismse = vfp->svf(y, y_stride,
|
|
SP(this_mv.as_mv.col), SP(this_mv.as_mv.row),
|
|
z, b->src_stride, &sse);
|
|
break;
|
|
}
|
|
|
|
diag = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (diag < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = diag;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
if (!x->e_mbd.allow_high_precision_mv)
|
|
return bestmse;
|
|
|
|
/* Now do 1/8th pixel */
|
|
if (bestmv->as_mv.row < orig_mv.as_mv.row && !yrow_movedback) {
|
|
y -= y_stride;
|
|
yrow_movedback = 1;
|
|
}
|
|
|
|
if (bestmv->as_mv.col < orig_mv.as_mv.col && !ycol_movedback) {
|
|
y--;
|
|
ycol_movedback = 1;
|
|
}
|
|
|
|
startmv = *bestmv;
|
|
|
|
// go left then right and check error
|
|
this_mv.as_mv.row = startmv.as_mv.row;
|
|
|
|
if (startmv.as_mv.col & 7) {
|
|
this_mv.as_mv.col = startmv.as_mv.col - 1;
|
|
thismse = vfp->svf(y, y_stride,
|
|
SP(this_mv.as_mv.col), SP(this_mv.as_mv.row),
|
|
z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.col = (startmv.as_mv.col - 8) | 7;
|
|
thismse = vfp->svf(y - 1, y_stride, SP(7), SP(this_mv.as_mv.row),
|
|
z, b->src_stride, &sse);
|
|
}
|
|
|
|
left = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (left < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = left;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
this_mv.as_mv.col += 2;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
right = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit, xd->allow_high_precision_mv);
|
|
|
|
if (right < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = right;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
// go up then down and check error
|
|
this_mv.as_mv.col = startmv.as_mv.col;
|
|
|
|
if (startmv.as_mv.row & 7) {
|
|
this_mv.as_mv.row = startmv.as_mv.row - 1;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.row = (startmv.as_mv.row - 8) | 7;
|
|
thismse = vfp->svf(y - y_stride, y_stride, SP(this_mv.as_mv.col), SP(7), z, b->src_stride, &sse);
|
|
}
|
|
|
|
up = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit, xd->allow_high_precision_mv);
|
|
|
|
if (up < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = up;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
this_mv.as_mv.row += 2;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
down = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit, xd->allow_high_precision_mv);
|
|
|
|
if (down < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = down;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
// now check 1 more diagonal
|
|
whichdir = (left < right ? 0 : 1) + (up < down ? 0 : 2);
|
|
|
|
// for(whichdir=0;whichdir<4;whichdir++)
|
|
// {
|
|
this_mv = startmv;
|
|
|
|
switch (whichdir) {
|
|
case 0:
|
|
|
|
if (startmv.as_mv.row & 7) {
|
|
this_mv.as_mv.row -= 1;
|
|
|
|
if (startmv.as_mv.col & 7) {
|
|
this_mv.as_mv.col -= 1;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.col = (startmv.as_mv.col - 8) | 7;
|
|
thismse = vfp->svf(y - 1, y_stride, SP(7), SP(this_mv.as_mv.row), z, b->src_stride, &sse);;
|
|
}
|
|
} else {
|
|
this_mv.as_mv.row = (startmv.as_mv.row - 8) | 7;
|
|
|
|
if (startmv.as_mv.col & 7) {
|
|
this_mv.as_mv.col -= 1;
|
|
thismse = vfp->svf(y - y_stride, y_stride, SP(this_mv.as_mv.col), SP(7), z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.col = (startmv.as_mv.col - 8) | 7;
|
|
thismse = vfp->svf(y - y_stride - 1, y_stride, SP(7), SP(7), z, b->src_stride, &sse);
|
|
}
|
|
}
|
|
|
|
break;
|
|
case 1:
|
|
this_mv.as_mv.col += 1;
|
|
|
|
if (startmv.as_mv.row & 7) {
|
|
this_mv.as_mv.row -= 1;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.row = (startmv.as_mv.row - 8) | 7;
|
|
thismse = vfp->svf(y - y_stride, y_stride, SP(this_mv.as_mv.col), SP(7), z, b->src_stride, &sse);
|
|
}
|
|
|
|
break;
|
|
case 2:
|
|
this_mv.as_mv.row += 1;
|
|
|
|
if (startmv.as_mv.col & 7) {
|
|
this_mv.as_mv.col -= 1;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
} else {
|
|
this_mv.as_mv.col = (startmv.as_mv.col - 8) | 7;
|
|
thismse = vfp->svf(y - 1, y_stride, SP(7), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
}
|
|
|
|
break;
|
|
case 3:
|
|
this_mv.as_mv.col += 1;
|
|
this_mv.as_mv.row += 1;
|
|
thismse = vfp->svf(y, y_stride, SP(this_mv.as_mv.col), SP(this_mv.as_mv.row), z, b->src_stride, &sse);
|
|
break;
|
|
}
|
|
|
|
diag = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit, xd->allow_high_precision_mv);
|
|
|
|
if (diag < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = diag;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
return bestmse;
|
|
}
|
|
|
|
#undef SP
|
|
|
|
int vp8_find_best_half_pixel_step(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
|
|
int_mv *bestmv, int_mv *ref_mv,
|
|
int error_per_bit,
|
|
const vp8_variance_fn_ptr_t *vfp,
|
|
int *mvcost[2], int *distortion,
|
|
unsigned int *sse1) {
|
|
int bestmse = INT_MAX;
|
|
int_mv startmv;
|
|
int_mv this_mv;
|
|
unsigned char *z = (*(b->base_src) + b->src);
|
|
int left, right, up, down, diag;
|
|
unsigned int sse;
|
|
int whichdir;
|
|
int thismse;
|
|
int y_stride;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
|
|
#if ARCH_X86 || ARCH_X86_64
|
|
unsigned char *y0 = *(d->base_pre) + d->pre +
|
|
(bestmv->as_mv.row) * d->pre_stride + bestmv->as_mv.col;
|
|
unsigned char *y;
|
|
|
|
y_stride = 32;
|
|
/* Copy 18 rows x 32 cols area to intermediate buffer before searching. */
|
|
vfp->copymem(y0 - 1 - d->pre_stride, d->pre_stride, xd->y_buf, y_stride, 18);
|
|
y = xd->y_buf + y_stride + 1;
|
|
#else
|
|
unsigned char *y = *(d->base_pre) + d->pre +
|
|
(bestmv->as_mv.row) * d->pre_stride + bestmv->as_mv.col;
|
|
y_stride = d->pre_stride;
|
|
#endif
|
|
|
|
// central mv
|
|
bestmv->as_mv.row <<= 3;
|
|
bestmv->as_mv.col <<= 3;
|
|
startmv = *bestmv;
|
|
|
|
// calculate central point error
|
|
bestmse = vfp->vf(y, y_stride, z, b->src_stride, sse1);
|
|
*distortion = bestmse;
|
|
bestmse += mv_err_cost(bestmv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
// go left then right and check error
|
|
this_mv.as_mv.row = startmv.as_mv.row;
|
|
this_mv.as_mv.col = ((startmv.as_mv.col - 8) | 4);
|
|
thismse = vfp->svf_halfpix_h(y - 1, y_stride, z, b->src_stride, &sse);
|
|
left = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (left < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = left;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
this_mv.as_mv.col += 8;
|
|
thismse = vfp->svf_halfpix_h(y, y_stride, z, b->src_stride, &sse);
|
|
right = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (right < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = right;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
// go up then down and check error
|
|
this_mv.as_mv.col = startmv.as_mv.col;
|
|
this_mv.as_mv.row = ((startmv.as_mv.row - 8) | 4);
|
|
thismse = vfp->svf_halfpix_v(y - y_stride, y_stride, z, b->src_stride, &sse);
|
|
up = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (up < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = up;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
this_mv.as_mv.row += 8;
|
|
thismse = vfp->svf_halfpix_v(y, y_stride, z, b->src_stride, &sse);
|
|
down = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (down < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = down;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
// now check 1 more diagonal -
|
|
whichdir = (left < right ? 0 : 1) + (up < down ? 0 : 2);
|
|
this_mv = startmv;
|
|
|
|
switch (whichdir) {
|
|
case 0:
|
|
this_mv.as_mv.col = (this_mv.as_mv.col - 8) | 4;
|
|
this_mv.as_mv.row = (this_mv.as_mv.row - 8) | 4;
|
|
thismse = vfp->svf_halfpix_hv(y - 1 - y_stride, y_stride, z, b->src_stride, &sse);
|
|
break;
|
|
case 1:
|
|
this_mv.as_mv.col += 4;
|
|
this_mv.as_mv.row = (this_mv.as_mv.row - 8) | 4;
|
|
thismse = vfp->svf_halfpix_hv(y - y_stride, y_stride, z, b->src_stride, &sse);
|
|
break;
|
|
case 2:
|
|
this_mv.as_mv.col = (this_mv.as_mv.col - 8) | 4;
|
|
this_mv.as_mv.row += 4;
|
|
thismse = vfp->svf_halfpix_hv(y - 1, y_stride, z, b->src_stride, &sse);
|
|
break;
|
|
case 3:
|
|
default:
|
|
this_mv.as_mv.col += 4;
|
|
this_mv.as_mv.row += 4;
|
|
thismse = vfp->svf_halfpix_hv(y, y_stride, z, b->src_stride, &sse);
|
|
break;
|
|
}
|
|
|
|
diag = thismse + mv_err_cost(&this_mv, ref_mv, mvcost, error_per_bit,
|
|
xd->allow_high_precision_mv);
|
|
|
|
if (diag < bestmse) {
|
|
*bestmv = this_mv;
|
|
bestmse = diag;
|
|
*distortion = thismse;
|
|
*sse1 = sse;
|
|
}
|
|
|
|
return bestmse;
|
|
}
|
|
|
|
#define CHECK_BOUNDS(range) \
|
|
{\
|
|
all_in = 1;\
|
|
all_in &= ((br-range) >= x->mv_row_min);\
|
|
all_in &= ((br+range) <= x->mv_row_max);\
|
|
all_in &= ((bc-range) >= x->mv_col_min);\
|
|
all_in &= ((bc+range) <= x->mv_col_max);\
|
|
}
|
|
|
|
#define CHECK_POINT \
|
|
{\
|
|
if (this_mv.as_mv.col < x->mv_col_min) continue;\
|
|
if (this_mv.as_mv.col > x->mv_col_max) continue;\
|
|
if (this_mv.as_mv.row < x->mv_row_min) continue;\
|
|
if (this_mv.as_mv.row > x->mv_row_max) continue;\
|
|
}
|
|
|
|
#define CHECK_BETTER \
|
|
{\
|
|
if (thissad < bestsad)\
|
|
{\
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv, mvsadcost, sad_per_bit);\
|
|
if (thissad < bestsad)\
|
|
{\
|
|
bestsad = thissad;\
|
|
best_site = i;\
|
|
}\
|
|
}\
|
|
}
|
|
|
|
static const MV next_chkpts[6][3] = {
|
|
{{ -2, 0}, { -1, -2}, {1, -2}},
|
|
{{ -1, -2}, {1, -2}, {2, 0}},
|
|
{{1, -2}, {2, 0}, {1, 2}},
|
|
{{2, 0}, {1, 2}, { -1, 2}},
|
|
{{1, 2}, { -1, 2}, { -2, 0}},
|
|
{{ -1, 2}, { -2, 0}, { -1, -2}}
|
|
};
|
|
|
|
int vp8_hex_search
|
|
(
|
|
MACROBLOCK *x,
|
|
BLOCK *b,
|
|
BLOCKD *d,
|
|
int_mv *ref_mv,
|
|
int_mv *best_mv,
|
|
int search_param,
|
|
int sad_per_bit,
|
|
const vp8_variance_fn_ptr_t *vfp,
|
|
int *mvsadcost[2],
|
|
int *mvcost[2],
|
|
int_mv *center_mv
|
|
) {
|
|
MV hex[6] = { { -1, -2}, {1, -2}, {2, 0}, {1, 2}, { -1, 2}, { -2, 0} };
|
|
MV neighbors[4] = {{0, -1}, { -1, 0}, {1, 0}, {0, 1}};
|
|
int i, j;
|
|
|
|
unsigned char *what = (*(b->base_src) + b->src);
|
|
int what_stride = b->src_stride;
|
|
int in_what_stride = d->pre_stride;
|
|
int br, bc;
|
|
int_mv this_mv;
|
|
unsigned int bestsad = 0x7fffffff;
|
|
unsigned int thissad;
|
|
unsigned char *base_offset;
|
|
unsigned char *this_offset;
|
|
int k = -1;
|
|
int all_in;
|
|
int best_site = -1;
|
|
|
|
int_mv fcenter_mv;
|
|
fcenter_mv.as_mv.row = center_mv->as_mv.row >> 3;
|
|
fcenter_mv.as_mv.col = center_mv->as_mv.col >> 3;
|
|
|
|
// adjust ref_mv to make sure it is within MV range
|
|
vp8_clamp_mv(ref_mv, x->mv_col_min, x->mv_col_max, x->mv_row_min, x->mv_row_max);
|
|
br = ref_mv->as_mv.row;
|
|
bc = ref_mv->as_mv.col;
|
|
|
|
// Work out the start point for the search
|
|
base_offset = (unsigned char *)(*(d->base_pre) + d->pre);
|
|
this_offset = base_offset + (br * (d->pre_stride)) + bc;
|
|
this_mv.as_mv.row = br;
|
|
this_mv.as_mv.col = bc;
|
|
bestsad = vfp->sdf(what, what_stride, this_offset,
|
|
in_what_stride, 0x7fffffff)
|
|
+ mvsad_err_cost(&this_mv, &fcenter_mv, mvsadcost, sad_per_bit);
|
|
|
|
// hex search
|
|
// j=0
|
|
CHECK_BOUNDS(2)
|
|
|
|
if (all_in) {
|
|
for (i = 0; i < 6; i++) {
|
|
this_mv.as_mv.row = br + hex[i].row;
|
|
this_mv.as_mv.col = bc + hex[i].col;
|
|
this_offset = base_offset + (this_mv.as_mv.row * in_what_stride) + this_mv.as_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride, bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
} else {
|
|
for (i = 0; i < 6; i++) {
|
|
this_mv.as_mv.row = br + hex[i].row;
|
|
this_mv.as_mv.col = bc + hex[i].col;
|
|
CHECK_POINT
|
|
this_offset = base_offset + (this_mv.as_mv.row * in_what_stride) + this_mv.as_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride, bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
}
|
|
|
|
if (best_site == -1)
|
|
goto cal_neighbors;
|
|
else {
|
|
br += hex[best_site].row;
|
|
bc += hex[best_site].col;
|
|
k = best_site;
|
|
}
|
|
|
|
for (j = 1; j < 127; j++) {
|
|
best_site = -1;
|
|
CHECK_BOUNDS(2)
|
|
|
|
if (all_in) {
|
|
for (i = 0; i < 3; i++) {
|
|
this_mv.as_mv.row = br + next_chkpts[k][i].row;
|
|
this_mv.as_mv.col = bc + next_chkpts[k][i].col;
|
|
this_offset = base_offset + (this_mv.as_mv.row * (in_what_stride)) + this_mv.as_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride, bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
} else {
|
|
for (i = 0; i < 3; i++) {
|
|
this_mv.as_mv.row = br + next_chkpts[k][i].row;
|
|
this_mv.as_mv.col = bc + next_chkpts[k][i].col;
|
|
CHECK_POINT
|
|
this_offset = base_offset + (this_mv.as_mv.row * (in_what_stride)) + this_mv.as_mv.col;
|
|
thissad = vfp->sdf(what, what_stride, this_offset, in_what_stride, bestsad);
|
|
CHECK_BETTER
|
|
}
|
|
}
|
|
|
|
if (best_site == -1)
|
|
break;
|
|
else {
|
|
br += next_chkpts[k][best_site].row;
|
|
bc += next_chkpts[k][best_site].col;
|
|
k += 5 + best_site;
|
|
if (k >= 12) k -= 12;
|
|
else if (k >= 6) k -= 6;
|
|
}
|
|
}
|
|
|
|
// check 4 1-away neighbors
|
|
cal_neighbors:
|
|
for (j = 0; j < 32; j++) {
|
|
best_site = -1;
|
|
CHECK_BOUNDS(1)
|
|
|
|
if (all_in) {
|
|
for (i = 0; i < 4; i++) {
|
|
this_mv.as_mv.row = br + neighbors[i].row;
|
|
this_mv.as_mv.col = bc + neighbors[i].col;
|
|
this_offset = base_offset + (this_mv.as_mv.row * (in_what_stride)) + this_mv.as_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.as_mv.row = br + neighbors[i].row;
|
|
this_mv.as_mv.col = bc + neighbors[i].col;
|
|
CHECK_POINT
|
|
this_offset = base_offset + (this_mv.as_mv.row * (in_what_stride)) + this_mv.as_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->as_mv.row = br;
|
|
best_mv->as_mv.col = bc;
|
|
|
|
return bestsad;
|
|
}
|
|
#undef CHECK_BOUNDS
|
|
#undef CHECK_POINT
|
|
#undef CHECK_BETTER
|
|
|
|
int vp8_diamond_search_sad(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
|
|
int_mv *ref_mv, int_mv *best_mv,
|
|
int search_param, int sad_per_bit, int *num00,
|
|
vp8_variance_fn_ptr_t *fn_ptr, int *mvcost[2],
|
|
int_mv *center_mv) {
|
|
int i, j, step;
|
|
|
|
unsigned char *what = (*(b->base_src) + b->src);
|
|
int what_stride = b->src_stride;
|
|
unsigned char *in_what;
|
|
int in_what_stride = d->pre_stride;
|
|
unsigned char *best_address;
|
|
|
|
int tot_steps;
|
|
int_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;
|
|
|
|
unsigned char *check_here;
|
|
int thissad;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
|
|
int *mvsadcost[2] = {x->mvsadcost[0], x->mvsadcost[1]};
|
|
int_mv fcenter_mv;
|
|
|
|
if (xd->allow_high_precision_mv) {
|
|
mvsadcost[0] = x->mvsadcost_hp[0];
|
|
mvsadcost[1] = x->mvsadcost_hp[1];
|
|
}
|
|
fcenter_mv.as_mv.row = center_mv->as_mv.row >> 3;
|
|
fcenter_mv.as_mv.col = center_mv->as_mv.col >> 3;
|
|
|
|
vp8_clamp_mv(ref_mv, x->mv_col_min, x->mv_col_max, x->mv_row_min, x->mv_row_max);
|
|
ref_row = ref_mv->as_mv.row;
|
|
ref_col = ref_mv->as_mv.col;
|
|
*num00 = 0;
|
|
best_mv->as_mv.row = ref_row;
|
|
best_mv->as_mv.col = ref_col;
|
|
|
|
// Work out the start point for the search
|
|
in_what = (unsigned char *)(*(d->base_pre) + d->pre + (ref_row * (d->pre_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, 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->as_mv.row + ss[i].mv.row;
|
|
this_col_offset = best_mv->as_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.as_mv.row = this_row_offset;
|
|
this_mv.as_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_site = i;
|
|
}
|
|
}
|
|
}
|
|
|
|
i++;
|
|
}
|
|
|
|
if (best_site != last_site) {
|
|
best_mv->as_mv.row += ss[best_site].mv.row;
|
|
best_mv->as_mv.col += ss[best_site].mv.col;
|
|
best_address += ss[best_site].offset;
|
|
last_site = best_site;
|
|
} else if (best_address == in_what)
|
|
(*num00)++;
|
|
}
|
|
|
|
this_mv.as_mv.row = best_mv->as_mv.row << 3;
|
|
this_mv.as_mv.col = best_mv->as_mv.col << 3;
|
|
|
|
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, mvcost, x->errorperbit,
|
|
xd->allow_high_precision_mv);
|
|
}
|
|
|
|
int vp8_diamond_search_sadx4(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
|
|
int_mv *ref_mv, int_mv *best_mv, int search_param,
|
|
int sad_per_bit, int *num00,
|
|
vp8_variance_fn_ptr_t *fn_ptr,
|
|
int *mvcost[2], int_mv *center_mv) {
|
|
int i, j, step;
|
|
|
|
unsigned char *what = (*(b->base_src) + b->src);
|
|
int what_stride = b->src_stride;
|
|
unsigned char *in_what;
|
|
int in_what_stride = d->pre_stride;
|
|
unsigned char *best_address;
|
|
|
|
int tot_steps;
|
|
int_mv this_mv;
|
|
|
|
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;
|
|
|
|
unsigned char *check_here;
|
|
unsigned int thissad;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
|
|
int *mvsadcost[2] = {x->mvsadcost[0], x->mvsadcost[1]};
|
|
int_mv fcenter_mv;
|
|
|
|
if (xd->allow_high_precision_mv) {
|
|
mvsadcost[0] = x->mvsadcost_hp[0];
|
|
mvsadcost[1] = x->mvsadcost_hp[1];
|
|
}
|
|
fcenter_mv.as_mv.row = center_mv->as_mv.row >> 3;
|
|
fcenter_mv.as_mv.col = center_mv->as_mv.col >> 3;
|
|
|
|
vp8_clamp_mv(ref_mv, x->mv_col_min, x->mv_col_max, x->mv_row_min, x->mv_row_max);
|
|
ref_row = ref_mv->as_mv.row;
|
|
ref_col = ref_mv->as_mv.col;
|
|
*num00 = 0;
|
|
best_mv->as_mv.row = ref_row;
|
|
best_mv->as_mv.col = ref_col;
|
|
|
|
// Work out the start point for the search
|
|
in_what = (unsigned char *)(*(d->base_pre) + d->pre + (ref_row * (d->pre_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, 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++) {
|
|
int all_in = 1, t;
|
|
|
|
// To know if all neighbor points are within the bounds, 4 bounds checking are enough instead of
|
|
// checking 4 bounds for each points.
|
|
all_in &= ((best_mv->as_mv.row + ss[i].mv.row) > x->mv_row_min);
|
|
all_in &= ((best_mv->as_mv.row + ss[i + 1].mv.row) < x->mv_row_max);
|
|
all_in &= ((best_mv->as_mv.col + ss[i + 2].mv.col) > x->mv_col_min);
|
|
all_in &= ((best_mv->as_mv.col + ss[i + 3].mv.col) < x->mv_col_max);
|
|
|
|
if (all_in) {
|
|
unsigned int sad_array[4];
|
|
|
|
for (j = 0; j < x->searches_per_step; j += 4) {
|
|
unsigned char *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.as_mv.row = best_mv->as_mv.row + ss[i].mv.row;
|
|
this_mv.as_mv.col = best_mv->as_mv.col + ss[i].mv.col;
|
|
sad_array[t] += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
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->as_mv.row + ss[i].mv.row;
|
|
this_col_offset = best_mv->as_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.as_mv.row = this_row_offset;
|
|
this_mv.as_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_site = i;
|
|
}
|
|
}
|
|
}
|
|
i++;
|
|
}
|
|
}
|
|
|
|
if (best_site != last_site) {
|
|
best_mv->as_mv.row += ss[best_site].mv.row;
|
|
best_mv->as_mv.col += ss[best_site].mv.col;
|
|
best_address += ss[best_site].offset;
|
|
last_site = best_site;
|
|
} else if (best_address == in_what)
|
|
(*num00)++;
|
|
}
|
|
|
|
this_mv.as_mv.row = best_mv->as_mv.row << 3;
|
|
this_mv.as_mv.col = best_mv->as_mv.col << 3;
|
|
|
|
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, mvcost, x->errorperbit,
|
|
xd->allow_high_precision_mv);
|
|
}
|
|
|
|
#define XMVCOST (x->e_mbd.allow_high_precision_mv?x->mvcost_hp:x->mvcost)
|
|
/* 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 vp8_full_pixel_diamond(VP8_COMP *cpi, MACROBLOCK *x, BLOCK *b,
|
|
BLOCKD *d, int_mv *mvp_full, int step_param,
|
|
int sadpb, int further_steps,
|
|
int do_refine, vp8_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, b, d, mvp_full, &temp_mv,
|
|
step_param, sadpb, &num00,
|
|
fn_ptr, XMVCOST, ref_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, b, d, mvp_full, &temp_mv,
|
|
step_param + n, sadpb, &num00,
|
|
fn_ptr, XMVCOST, ref_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, b, d, &best_mv, sadpb, search_range,
|
|
fn_ptr, XMVCOST, ref_mv);
|
|
|
|
if (thissme < bestsme) {
|
|
bestsme = thissme;
|
|
dst_mv->as_int = best_mv.as_int;
|
|
}
|
|
}
|
|
return bestsme;
|
|
}
|
|
|
|
int vp8_full_search_sad(MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv *ref_mv,
|
|
int sad_per_bit, int distance,
|
|
vp8_variance_fn_ptr_t *fn_ptr, int *mvcost[2],
|
|
int_mv *center_mv) {
|
|
unsigned char *what = (*(b->base_src) + b->src);
|
|
int what_stride = b->src_stride;
|
|
unsigned char *in_what;
|
|
int in_what_stride = d->pre_stride;
|
|
int mv_stride = d->pre_stride;
|
|
unsigned char *bestaddress;
|
|
int_mv *best_mv = &d->bmi.as_mv.first;
|
|
int_mv this_mv;
|
|
int bestsad = INT_MAX;
|
|
int r, c;
|
|
|
|
unsigned char *check_here;
|
|
int thissad;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
|
|
int ref_row = ref_mv->as_mv.row;
|
|
int ref_col = ref_mv->as_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;
|
|
|
|
int *mvsadcost[2] = {x->mvsadcost[0], x->mvsadcost[1]};
|
|
int_mv fcenter_mv;
|
|
|
|
if (xd->allow_high_precision_mv) {
|
|
mvsadcost[0] = x->mvsadcost_hp[0];
|
|
mvsadcost[1] = x->mvsadcost_hp[1];
|
|
}
|
|
fcenter_mv.as_mv.row = center_mv->as_mv.row >> 3;
|
|
fcenter_mv.as_mv.col = center_mv->as_mv.col >> 3;
|
|
|
|
// Work out the mid point for the search
|
|
in_what = *(d->base_pre) + d->pre;
|
|
bestaddress = in_what + (ref_row * d->pre_stride) + ref_col;
|
|
|
|
best_mv->as_mv.row = ref_row;
|
|
best_mv->as_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, mvsadcost, sad_per_bit);
|
|
|
|
// Apply further limits to prevent us looking using vectors that stretch beyiond the UMV border
|
|
if (col_min < x->mv_col_min)
|
|
col_min = x->mv_col_min;
|
|
|
|
if (col_max > x->mv_col_max)
|
|
col_max = x->mv_col_max;
|
|
|
|
if (row_min < x->mv_row_min)
|
|
row_min = x->mv_row_min;
|
|
|
|
if (row_max > x->mv_row_max)
|
|
row_max = x->mv_row_max;
|
|
|
|
for (r = row_min; r < row_max; r++) {
|
|
this_mv.as_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.as_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->as_mv.row = r;
|
|
best_mv->as_mv.col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
|
|
check_here++;
|
|
}
|
|
}
|
|
|
|
this_mv.as_mv.row = best_mv->as_mv.row << 3;
|
|
this_mv.as_mv.col = best_mv->as_mv.col << 3;
|
|
|
|
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, mvcost, x->errorperbit,
|
|
xd->allow_high_precision_mv);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
|
|
int vp8_full_search_sadx3(MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv *ref_mv,
|
|
int sad_per_bit, int distance,
|
|
vp8_variance_fn_ptr_t *fn_ptr, int *mvcost[2],
|
|
int_mv *center_mv) {
|
|
unsigned char *what = (*(b->base_src) + b->src);
|
|
int what_stride = b->src_stride;
|
|
unsigned char *in_what;
|
|
int in_what_stride = d->pre_stride;
|
|
int mv_stride = d->pre_stride;
|
|
unsigned char *bestaddress;
|
|
int_mv *best_mv = &d->bmi.as_mv.first;
|
|
int_mv this_mv;
|
|
int bestsad = INT_MAX;
|
|
int r, c;
|
|
|
|
unsigned char *check_here;
|
|
unsigned int thissad;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
|
|
int ref_row = ref_mv->as_mv.row;
|
|
int ref_col = ref_mv->as_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];
|
|
|
|
int *mvsadcost[2] = {x->mvsadcost[0], x->mvsadcost[1]};
|
|
int_mv fcenter_mv;
|
|
|
|
if (xd->allow_high_precision_mv) {
|
|
mvsadcost[0] = x->mvsadcost_hp[0];
|
|
mvsadcost[1] = x->mvsadcost_hp[1];
|
|
}
|
|
fcenter_mv.as_mv.row = center_mv->as_mv.row >> 3;
|
|
fcenter_mv.as_mv.col = center_mv->as_mv.col >> 3;
|
|
|
|
// Work out the mid point for the search
|
|
in_what = *(d->base_pre) + d->pre;
|
|
bestaddress = in_what + (ref_row * d->pre_stride) + ref_col;
|
|
|
|
best_mv->as_mv.row = ref_row;
|
|
best_mv->as_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, mvsadcost, sad_per_bit);
|
|
|
|
// Apply further limits to prevent us looking using vectors that stretch beyiond the UMV border
|
|
if (col_min < x->mv_col_min)
|
|
col_min = x->mv_col_min;
|
|
|
|
if (col_max > x->mv_col_max)
|
|
col_max = x->mv_col_max;
|
|
|
|
if (row_min < x->mv_row_min)
|
|
row_min = x->mv_row_min;
|
|
|
|
if (row_max > x->mv_row_max)
|
|
row_max = x->mv_row_max;
|
|
|
|
for (r = row_min; r < row_max; r++) {
|
|
this_mv.as_mv.row = r;
|
|
check_here = r * mv_stride + in_what + col_min;
|
|
c = col_min;
|
|
|
|
while ((c + 2) < col_max) {
|
|
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.as_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->as_mv.row = r;
|
|
best_mv->as_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.as_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->as_mv.row = r;
|
|
best_mv->as_mv.col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
}
|
|
|
|
check_here++;
|
|
c++;
|
|
}
|
|
|
|
}
|
|
|
|
this_mv.as_mv.row = best_mv->as_mv.row << 3;
|
|
this_mv.as_mv.col = best_mv->as_mv.col << 3;
|
|
|
|
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, mvcost, x->errorperbit,
|
|
xd->allow_high_precision_mv);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
|
|
int vp8_full_search_sadx8(MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv *ref_mv,
|
|
int sad_per_bit, int distance,
|
|
vp8_variance_fn_ptr_t *fn_ptr, int *mvcost[2],
|
|
int_mv *center_mv) {
|
|
unsigned char *what = (*(b->base_src) + b->src);
|
|
int what_stride = b->src_stride;
|
|
unsigned char *in_what;
|
|
int in_what_stride = d->pre_stride;
|
|
int mv_stride = d->pre_stride;
|
|
unsigned char *bestaddress;
|
|
int_mv *best_mv = &d->bmi.as_mv.first;
|
|
int_mv this_mv;
|
|
int bestsad = INT_MAX;
|
|
int r, c;
|
|
|
|
unsigned char *check_here;
|
|
unsigned int thissad;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
|
|
int ref_row = ref_mv->as_mv.row;
|
|
int ref_col = ref_mv->as_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, unsigned short, sad_array8, 8);
|
|
unsigned int sad_array[3];
|
|
|
|
int *mvsadcost[2] = {x->mvsadcost[0], x->mvsadcost[1]};
|
|
int_mv fcenter_mv;
|
|
|
|
if (xd->allow_high_precision_mv) {
|
|
mvsadcost[0] = x->mvsadcost_hp[0];
|
|
mvsadcost[1] = x->mvsadcost_hp[1];
|
|
}
|
|
fcenter_mv.as_mv.row = center_mv->as_mv.row >> 3;
|
|
fcenter_mv.as_mv.col = center_mv->as_mv.col >> 3;
|
|
|
|
// Work out the mid point for the search
|
|
in_what = *(d->base_pre) + d->pre;
|
|
bestaddress = in_what + (ref_row * d->pre_stride) + ref_col;
|
|
|
|
best_mv->as_mv.row = ref_row;
|
|
best_mv->as_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, mvsadcost, sad_per_bit);
|
|
|
|
// Apply further limits to prevent us looking using vectors that stretch beyiond the UMV border
|
|
if (col_min < x->mv_col_min)
|
|
col_min = x->mv_col_min;
|
|
|
|
if (col_max > x->mv_col_max)
|
|
col_max = x->mv_col_max;
|
|
|
|
if (row_min < x->mv_row_min)
|
|
row_min = x->mv_row_min;
|
|
|
|
if (row_max > x->mv_row_max)
|
|
row_max = x->mv_row_max;
|
|
|
|
for (r = row_min; r < row_max; r++) {
|
|
this_mv.as_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.as_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->as_mv.row = r;
|
|
best_mv->as_mv.col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
}
|
|
|
|
check_here++;
|
|
c++;
|
|
}
|
|
}
|
|
|
|
while ((c + 2) < col_max) {
|
|
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.as_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->as_mv.row = r;
|
|
best_mv->as_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.as_mv.col = c;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv,
|
|
mvsadcost, sad_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_mv->as_mv.row = r;
|
|
best_mv->as_mv.col = c;
|
|
bestaddress = check_here;
|
|
}
|
|
}
|
|
|
|
check_here++;
|
|
c++;
|
|
}
|
|
}
|
|
|
|
this_mv.as_mv.row = best_mv->as_mv.row << 3;
|
|
this_mv.as_mv.col = best_mv->as_mv.col << 3;
|
|
|
|
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, mvcost, x->errorperbit,
|
|
xd->allow_high_precision_mv);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
|
|
int vp8_refining_search_sad(MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv *ref_mv,
|
|
int error_per_bit, int search_range,
|
|
vp8_variance_fn_ptr_t *fn_ptr, int *mvcost[2],
|
|
int_mv *center_mv) {
|
|
MV neighbors[4] = {{ -1, 0}, {0, -1}, {0, 1}, {1, 0}};
|
|
int i, j;
|
|
short this_row_offset, this_col_offset;
|
|
|
|
int what_stride = b->src_stride;
|
|
int in_what_stride = d->pre_stride;
|
|
unsigned char *what = (*(b->base_src) + b->src);
|
|
unsigned char *best_address = (unsigned char *)(*(d->base_pre) + d->pre +
|
|
(ref_mv->as_mv.row * (d->pre_stride)) + ref_mv->as_mv.col);
|
|
unsigned char *check_here;
|
|
unsigned int thissad;
|
|
int_mv this_mv;
|
|
unsigned int bestsad = INT_MAX;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
|
|
int *mvsadcost[2] = {x->mvsadcost[0], x->mvsadcost[1]};
|
|
int_mv fcenter_mv;
|
|
|
|
if (xd->allow_high_precision_mv) {
|
|
mvsadcost[0] = x->mvsadcost_hp[0];
|
|
mvsadcost[1] = x->mvsadcost_hp[1];
|
|
}
|
|
|
|
fcenter_mv.as_mv.row = center_mv->as_mv.row >> 3;
|
|
fcenter_mv.as_mv.col = center_mv->as_mv.col >> 3;
|
|
|
|
bestsad = fn_ptr->sdf(what, what_stride, best_address, in_what_stride, 0x7fffffff) + mvsad_err_cost(ref_mv, &fcenter_mv, 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->as_mv.row + neighbors[j].row;
|
|
this_col_offset = ref_mv->as_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.as_mv.row = this_row_offset;
|
|
this_mv.as_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv, mvsadcost, error_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_site = j;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (best_site == -1)
|
|
break;
|
|
else {
|
|
ref_mv->as_mv.row += neighbors[best_site].row;
|
|
ref_mv->as_mv.col += neighbors[best_site].col;
|
|
best_address += (neighbors[best_site].row) * in_what_stride + neighbors[best_site].col;
|
|
}
|
|
}
|
|
|
|
this_mv.as_mv.row = ref_mv->as_mv.row << 3;
|
|
this_mv.as_mv.col = ref_mv->as_mv.col << 3;
|
|
|
|
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, mvcost, x->errorperbit,
|
|
xd->allow_high_precision_mv);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
|
|
int vp8_refining_search_sadx4(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
|
|
int_mv *ref_mv, int error_per_bit,
|
|
int search_range, vp8_variance_fn_ptr_t *fn_ptr,
|
|
int *mvcost[2], int_mv *center_mv) {
|
|
MV neighbors[4] = {{ -1, 0}, {0, -1}, {0, 1}, {1, 0}};
|
|
int i, j;
|
|
short this_row_offset, this_col_offset;
|
|
|
|
int what_stride = b->src_stride;
|
|
int in_what_stride = d->pre_stride;
|
|
unsigned char *what = (*(b->base_src) + b->src);
|
|
unsigned char *best_address = (unsigned char *)(*(d->base_pre) + d->pre +
|
|
(ref_mv->as_mv.row * (d->pre_stride)) + ref_mv->as_mv.col);
|
|
unsigned char *check_here;
|
|
unsigned int thissad;
|
|
int_mv this_mv;
|
|
unsigned int bestsad = INT_MAX;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
|
|
int *mvsadcost[2] = {x->mvsadcost[0], x->mvsadcost[1]};
|
|
int_mv fcenter_mv;
|
|
|
|
if (xd->allow_high_precision_mv) {
|
|
mvsadcost[0] = x->mvsadcost_hp[0];
|
|
mvsadcost[1] = x->mvsadcost_hp[1];
|
|
}
|
|
|
|
fcenter_mv.as_mv.row = center_mv->as_mv.row >> 3;
|
|
fcenter_mv.as_mv.col = center_mv->as_mv.col >> 3;
|
|
|
|
bestsad = fn_ptr->sdf(what, what_stride, best_address, in_what_stride, 0x7fffffff) + mvsad_err_cost(ref_mv, &fcenter_mv, mvsadcost, error_per_bit);
|
|
|
|
for (i = 0; i < search_range; i++) {
|
|
int best_site = -1;
|
|
int all_in = 1;
|
|
|
|
all_in &= ((ref_mv->as_mv.row - 1) > x->mv_row_min);
|
|
all_in &= ((ref_mv->as_mv.row + 1) < x->mv_row_max);
|
|
all_in &= ((ref_mv->as_mv.col - 1) > x->mv_col_min);
|
|
all_in &= ((ref_mv->as_mv.col + 1) < x->mv_col_max);
|
|
|
|
if (all_in) {
|
|
unsigned int sad_array[4];
|
|
unsigned char *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.as_mv.row = ref_mv->as_mv.row + neighbors[j].row;
|
|
this_mv.as_mv.col = ref_mv->as_mv.col + neighbors[j].col;
|
|
sad_array[j] += mvsad_err_cost(&this_mv, &fcenter_mv, 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->as_mv.row + neighbors[j].row;
|
|
this_col_offset = ref_mv->as_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.as_mv.row = this_row_offset;
|
|
this_mv.as_mv.col = this_col_offset;
|
|
thissad += mvsad_err_cost(&this_mv, &fcenter_mv, mvsadcost, error_per_bit);
|
|
|
|
if (thissad < bestsad) {
|
|
bestsad = thissad;
|
|
best_site = j;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (best_site == -1)
|
|
break;
|
|
else {
|
|
ref_mv->as_mv.row += neighbors[best_site].row;
|
|
ref_mv->as_mv.col += neighbors[best_site].col;
|
|
best_address += (neighbors[best_site].row) * in_what_stride + neighbors[best_site].col;
|
|
}
|
|
}
|
|
|
|
this_mv.as_mv.row = ref_mv->as_mv.row << 3;
|
|
this_mv.as_mv.col = ref_mv->as_mv.col << 3;
|
|
|
|
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, mvcost, x->errorperbit,
|
|
xd->allow_high_precision_mv);
|
|
else
|
|
return INT_MAX;
|
|
}
|
|
|
|
|
|
|
|
#ifdef ENTROPY_STATS
|
|
void print_mode_context(void) {
|
|
FILE *f = fopen("modecont.c", "a");
|
|
int i, j;
|
|
|
|
fprintf(f, "#include \"entropy.h\"\n");
|
|
fprintf(f, "const int vp8_mode_contexts[6][4] =");
|
|
fprintf(f, "{\n");
|
|
for (j = 0; j < 6; j++) {
|
|
fprintf(f, " {/* %d */ ", j);
|
|
fprintf(f, " ");
|
|
for (i = 0; i < 4; i++) {
|
|
int this_prob;
|
|
int count;
|
|
|
|
// context probs
|
|
count = mv_ref_ct[j][i][0] + mv_ref_ct[j][i][1];
|
|
if (count)
|
|
this_prob = 256 * mv_ref_ct[j][i][0] / count;
|
|
else
|
|
this_prob = 128;
|
|
|
|
if (this_prob == 0)
|
|
this_prob = 1;
|
|
fprintf(f, "%5d, ", this_prob);
|
|
}
|
|
fprintf(f, " },\n");
|
|
}
|
|
|
|
fprintf(f, "};\n");
|
|
fclose(f);
|
|
}
|
|
|
|
/* MV ref count ENTROPY_STATS stats code */
|
|
void init_mv_ref_counts() {
|
|
vpx_memset(mv_ref_ct, 0, sizeof(mv_ref_ct));
|
|
vpx_memset(mv_mode_cts, 0, sizeof(mv_mode_cts));
|
|
}
|
|
|
|
void accum_mv_refs(MB_PREDICTION_MODE m, const int ct[4]) {
|
|
if (m == ZEROMV) {
|
|
++mv_ref_ct [ct[0]] [0] [0];
|
|
++mv_mode_cts[0][0];
|
|
} else {
|
|
++mv_ref_ct [ct[0]] [0] [1];
|
|
++mv_mode_cts[0][1];
|
|
|
|
if (m == NEARESTMV) {
|
|
++mv_ref_ct [ct[1]] [1] [0];
|
|
++mv_mode_cts[1][0];
|
|
} else {
|
|
++mv_ref_ct [ct[1]] [1] [1];
|
|
++mv_mode_cts[1][1];
|
|
|
|
if (m == NEARMV) {
|
|
++mv_ref_ct [ct[2]] [2] [0];
|
|
++mv_mode_cts[2][0];
|
|
} else {
|
|
++mv_ref_ct [ct[2]] [2] [1];
|
|
++mv_mode_cts[2][1];
|
|
|
|
if (m == NEWMV) {
|
|
++mv_ref_ct [ct[3]] [3] [0];
|
|
++mv_mode_cts[3][0];
|
|
} else {
|
|
++mv_ref_ct [ct[3]] [3] [1];
|
|
++mv_mode_cts[3][1];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
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|
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#endif/* END MV ref count ENTROPY_STATS stats code */
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