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vpx/vp9/encoder/vp9_rd.c
Jim Bankoski 4e7cd38f9e vp9_rd.c: cleanup ugly expression 
Change-Id: I066763c2e3ae69ab772bb986da97af9b504f0329
2014-08-06 16:34:47 -07:00

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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <assert.h>
#include <math.h>
#include <stdio.h>
#include "./vp9_rtcd.h"
#include "vpx_mem/vpx_mem.h"
#include "vp9/common/vp9_common.h"
#include "vp9/common/vp9_entropy.h"
#include "vp9/common/vp9_entropymode.h"
#include "vp9/common/vp9_mvref_common.h"
#include "vp9/common/vp9_pred_common.h"
#include "vp9/common/vp9_quant_common.h"
#include "vp9/common/vp9_reconinter.h"
#include "vp9/common/vp9_reconintra.h"
#include "vp9/common/vp9_seg_common.h"
#include "vp9/common/vp9_systemdependent.h"
#include "vp9/encoder/vp9_cost.h"
#include "vp9/encoder/vp9_encodemb.h"
#include "vp9/encoder/vp9_encodemv.h"
#include "vp9/encoder/vp9_encoder.h"
#include "vp9/encoder/vp9_mcomp.h"
#include "vp9/encoder/vp9_quantize.h"
#include "vp9/encoder/vp9_ratectrl.h"
#include "vp9/encoder/vp9_rd.h"
#include "vp9/encoder/vp9_tokenize.h"
#include "vp9/encoder/vp9_variance.h"
#define RD_THRESH_POW 1.25
#define RD_MULT_EPB_RATIO 64
// Factor to weigh the rate for switchable interp filters.
#define SWITCHABLE_INTERP_RATE_FACTOR 1
// The baseline rd thresholds for breaking out of the rd loop for
// certain modes are assumed to be based on 8x8 blocks.
// This table is used to correct for block size.
// The factors here are << 2 (2 = x0.5, 32 = x8 etc).
static const uint8_t rd_thresh_block_size_factor[BLOCK_SIZES] = {
2, 3, 3, 4, 6, 6, 8, 12, 12, 16, 24, 24, 32
};
static void fill_mode_costs(VP9_COMP *cpi) {
const FRAME_CONTEXT *const fc = &cpi->common.fc;
int i, j;
for (i = 0; i < INTRA_MODES; ++i)
for (j = 0; j < INTRA_MODES; ++j)
vp9_cost_tokens(cpi->y_mode_costs[i][j], vp9_kf_y_mode_prob[i][j],
vp9_intra_mode_tree);
vp9_cost_tokens(cpi->mbmode_cost, fc->y_mode_prob[1], vp9_intra_mode_tree);
vp9_cost_tokens(cpi->intra_uv_mode_cost[KEY_FRAME],
vp9_kf_uv_mode_prob[TM_PRED], vp9_intra_mode_tree);
vp9_cost_tokens(cpi->intra_uv_mode_cost[INTER_FRAME],
fc->uv_mode_prob[TM_PRED], vp9_intra_mode_tree);
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i)
vp9_cost_tokens(cpi->switchable_interp_costs[i],
fc->switchable_interp_prob[i], vp9_switchable_interp_tree);
}
static void fill_token_costs(vp9_coeff_cost *c,
vp9_coeff_probs_model (*p)[PLANE_TYPES]) {
int i, j, k, l;
TX_SIZE t;
for (t = TX_4X4; t <= TX_32X32; ++t)
for (i = 0; i < PLANE_TYPES; ++i)
for (j = 0; j < REF_TYPES; ++j)
for (k = 0; k < COEF_BANDS; ++k)
for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) {
vp9_prob probs[ENTROPY_NODES];
vp9_model_to_full_probs(p[t][i][j][k][l], probs);
vp9_cost_tokens((int *)c[t][i][j][k][0][l], probs,
vp9_coef_tree);
vp9_cost_tokens_skip((int *)c[t][i][j][k][1][l], probs,
vp9_coef_tree);
assert(c[t][i][j][k][0][l][EOB_TOKEN] ==
c[t][i][j][k][1][l][EOB_TOKEN]);
}
}
// Values are now correlated to quantizer.
static int sad_per_bit16lut[QINDEX_RANGE];
static int sad_per_bit4lut[QINDEX_RANGE];
void vp9_init_me_luts() {
int i;
// Initialize the sad lut tables using a formulaic calculation for now.
// This is to make it easier to resolve the impact of experimental changes
// to the quantizer tables.
for (i = 0; i < QINDEX_RANGE; ++i) {
const double q = vp9_convert_qindex_to_q(i);
sad_per_bit16lut[i] = (int)(0.0418 * q + 2.4107);
sad_per_bit4lut[i] = (int)(0.063 * q + 2.742);
}
}
static const int rd_boost_factor[16] = {
64, 32, 32, 32, 24, 16, 12, 12,
8, 8, 4, 4, 2, 2, 1, 0
};
static const int rd_frame_type_factor[FRAME_UPDATE_TYPES] = {
128, 144, 128, 128, 144
};
int vp9_compute_rd_mult(const VP9_COMP *cpi, int qindex) {
const int q = vp9_dc_quant(qindex, 0);
int rdmult = 88 * q * q / 24;
if (cpi->pass == 2 && (cpi->common.frame_type != KEY_FRAME)) {
const GF_GROUP *const gf_group = &cpi->twopass.gf_group;
const FRAME_UPDATE_TYPE frame_type = gf_group->update_type[gf_group->index];
const int boost_index = MIN(15, (cpi->rc.gfu_boost / 100));
rdmult = (rdmult * rd_frame_type_factor[frame_type]) >> 7;
rdmult += ((rdmult * rd_boost_factor[boost_index]) >> 7);
}
return rdmult;
}
static int compute_rd_thresh_factor(int qindex) {
// TODO(debargha): Adjust the function below.
const int q = (int)(pow(vp9_dc_quant(qindex, 0) / 4.0, RD_THRESH_POW) * 5.12);
return MAX(q, 8);
}
void vp9_initialize_me_consts(VP9_COMP *cpi, int qindex) {
cpi->mb.sadperbit16 = sad_per_bit16lut[qindex];
cpi->mb.sadperbit4 = sad_per_bit4lut[qindex];
}
static void set_block_thresholds(const VP9_COMMON *cm, RD_OPT *rd) {
int i, bsize, segment_id;
for (segment_id = 0; segment_id < MAX_SEGMENTS; ++segment_id) {
const int qindex =
clamp(vp9_get_qindex(&cm->seg, segment_id, cm->base_qindex) +
cm->y_dc_delta_q,
0, MAXQ);
const int q = compute_rd_thresh_factor(qindex);
for (bsize = 0; bsize < BLOCK_SIZES; ++bsize) {
// Threshold here seems unnecessarily harsh but fine given actual
// range of values used for cpi->sf.thresh_mult[].
const int t = q * rd_thresh_block_size_factor[bsize];
const int thresh_max = INT_MAX / t;
if (bsize >= BLOCK_8X8) {
for (i = 0; i < MAX_MODES; ++i)
rd->threshes[segment_id][bsize][i] =
rd->thresh_mult[i] < thresh_max
? rd->thresh_mult[i] * t / 4
: INT_MAX;
} else {
for (i = 0; i < MAX_REFS; ++i)
rd->threshes[segment_id][bsize][i] =
rd->thresh_mult_sub8x8[i] < thresh_max
? rd->thresh_mult_sub8x8[i] * t / 4
: INT_MAX;
}
}
}
}
void vp9_initialize_rd_consts(VP9_COMP *cpi) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->mb;
RD_OPT *const rd = &cpi->rd;
int i;
vp9_clear_system_state();
rd->RDDIV = RDDIV_BITS; // In bits (to multiply D by 128).
rd->RDMULT = vp9_compute_rd_mult(cpi, cm->base_qindex + cm->y_dc_delta_q);
x->errorperbit = rd->RDMULT / RD_MULT_EPB_RATIO;
x->errorperbit += (x->errorperbit == 0);
x->select_tx_size = (cpi->sf.tx_size_search_method == USE_LARGESTALL &&
cm->frame_type != KEY_FRAME) ? 0 : 1;
set_block_thresholds(cm, rd);
if (!cpi->sf.use_nonrd_pick_mode || cm->frame_type == KEY_FRAME) {
fill_token_costs(x->token_costs, cm->fc.coef_probs);
for (i = 0; i < PARTITION_CONTEXTS; ++i)
vp9_cost_tokens(cpi->partition_cost[i], get_partition_probs(cm, i),
vp9_partition_tree);
}
if (!cpi->sf.use_nonrd_pick_mode || (cm->current_video_frame & 0x07) == 1 ||
cm->frame_type == KEY_FRAME) {
fill_mode_costs(cpi);
if (!frame_is_intra_only(cm)) {
vp9_build_nmv_cost_table(x->nmvjointcost,
cm->allow_high_precision_mv ? x->nmvcost_hp
: x->nmvcost,
&cm->fc.nmvc, cm->allow_high_precision_mv);
for (i = 0; i < INTER_MODE_CONTEXTS; ++i)
vp9_cost_tokens((int *)cpi->inter_mode_cost[i],
cm->fc.inter_mode_probs[i], vp9_inter_mode_tree);
}
}
}
static void model_rd_norm(int xsq_q10, int *r_q10, int *d_q10) {
// NOTE: The tables below must be of the same size.
// The functions described below are sampled at the four most significant
// bits of x^2 + 8 / 256.
// Normalized rate:
// This table models the rate for a Laplacian source with given variance
// when quantized with a uniform quantizer with given stepsize. The
// closed form expression is:
// Rn(x) = H(sqrt(r)) + sqrt(r)*[1 + H(r)/(1 - r)],
// where r = exp(-sqrt(2) * x) and x = qpstep / sqrt(variance),
// and H(x) is the binary entropy function.
static const int rate_tab_q10[] = {
65536, 6086, 5574, 5275, 5063, 4899, 4764, 4651,
4553, 4389, 4255, 4142, 4044, 3958, 3881, 3811,
3748, 3635, 3538, 3453, 3376, 3307, 3244, 3186,
3133, 3037, 2952, 2877, 2809, 2747, 2690, 2638,
2589, 2501, 2423, 2353, 2290, 2232, 2179, 2130,
2084, 2001, 1928, 1862, 1802, 1748, 1698, 1651,
1608, 1530, 1460, 1398, 1342, 1290, 1243, 1199,
1159, 1086, 1021, 963, 911, 864, 821, 781,
745, 680, 623, 574, 530, 490, 455, 424,
395, 345, 304, 269, 239, 213, 190, 171,
154, 126, 104, 87, 73, 61, 52, 44,
38, 28, 21, 16, 12, 10, 8, 6,
5, 3, 2, 1, 1, 1, 0, 0,
};
// Normalized distortion:
// This table models the normalized distortion for a Laplacian source
// with given variance when quantized with a uniform quantizer
// with given stepsize. The closed form expression is:
// Dn(x) = 1 - 1/sqrt(2) * x / sinh(x/sqrt(2))
// where x = qpstep / sqrt(variance).
// Note the actual distortion is Dn * variance.
static const int dist_tab_q10[] = {
0, 0, 1, 1, 1, 2, 2, 2,
3, 3, 4, 5, 5, 6, 7, 7,
8, 9, 11, 12, 13, 15, 16, 17,
18, 21, 24, 26, 29, 31, 34, 36,
39, 44, 49, 54, 59, 64, 69, 73,
78, 88, 97, 106, 115, 124, 133, 142,
151, 167, 184, 200, 215, 231, 245, 260,
274, 301, 327, 351, 375, 397, 418, 439,
458, 495, 528, 559, 587, 613, 637, 659,
680, 717, 749, 777, 801, 823, 842, 859,
874, 899, 919, 936, 949, 960, 969, 977,
983, 994, 1001, 1006, 1010, 1013, 1015, 1017,
1018, 1020, 1022, 1022, 1023, 1023, 1023, 1024,
};
static const int xsq_iq_q10[] = {
0, 4, 8, 12, 16, 20, 24, 28,
32, 40, 48, 56, 64, 72, 80, 88,
96, 112, 128, 144, 160, 176, 192, 208,
224, 256, 288, 320, 352, 384, 416, 448,
480, 544, 608, 672, 736, 800, 864, 928,
992, 1120, 1248, 1376, 1504, 1632, 1760, 1888,
2016, 2272, 2528, 2784, 3040, 3296, 3552, 3808,
4064, 4576, 5088, 5600, 6112, 6624, 7136, 7648,
8160, 9184, 10208, 11232, 12256, 13280, 14304, 15328,
16352, 18400, 20448, 22496, 24544, 26592, 28640, 30688,
32736, 36832, 40928, 45024, 49120, 53216, 57312, 61408,
65504, 73696, 81888, 90080, 98272, 106464, 114656, 122848,
131040, 147424, 163808, 180192, 196576, 212960, 229344, 245728,
};
const int tmp = (xsq_q10 >> 2) + 8;
const int k = get_msb(tmp) - 3;
const int xq = (k << 3) + ((tmp >> k) & 0x7);
const int one_q10 = 1 << 10;
const int a_q10 = ((xsq_q10 - xsq_iq_q10[xq]) << 10) >> (2 + k);
const int b_q10 = one_q10 - a_q10;
*r_q10 = (rate_tab_q10[xq] * b_q10 + rate_tab_q10[xq + 1] * a_q10) >> 10;
*d_q10 = (dist_tab_q10[xq] * b_q10 + dist_tab_q10[xq + 1] * a_q10) >> 10;
}
void vp9_model_rd_from_var_lapndz(unsigned int var, unsigned int n,
unsigned int qstep, int *rate,
int64_t *dist) {
// This function models the rate and distortion for a Laplacian
// source with given variance when quantized with a uniform quantizer
// with given stepsize. The closed form expressions are in:
// Hang and Chen, "Source Model for transform video coder and its
// application - Part I: Fundamental Theory", IEEE Trans. Circ.
// Sys. for Video Tech., April 1997.
if (var == 0) {
*rate = 0;
*dist = 0;
} else {
int d_q10, r_q10;
static const uint32_t MAX_XSQ_Q10 = 245727;
const uint64_t xsq_q10_64 =
((((uint64_t)qstep * qstep * n) << 10) + (var >> 1)) / var;
const int xsq_q10 = (int)MIN(xsq_q10_64, MAX_XSQ_Q10);
model_rd_norm(xsq_q10, &r_q10, &d_q10);
*rate = (n * r_q10 + 2) >> 2;
*dist = (var * (int64_t)d_q10 + 512) >> 10;
}
}
void vp9_get_entropy_contexts(BLOCK_SIZE bsize, TX_SIZE tx_size,
const struct macroblockd_plane *pd,
ENTROPY_CONTEXT t_above[16],
ENTROPY_CONTEXT t_left[16]) {
const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd);
const int num_4x4_w = num_4x4_blocks_wide_lookup[plane_bsize];
const int num_4x4_h = num_4x4_blocks_high_lookup[plane_bsize];
const ENTROPY_CONTEXT *const above = pd->above_context;
const ENTROPY_CONTEXT *const left = pd->left_context;
int i;
switch (tx_size) {
case TX_4X4:
vpx_memcpy(t_above, above, sizeof(ENTROPY_CONTEXT) * num_4x4_w);
vpx_memcpy(t_left, left, sizeof(ENTROPY_CONTEXT) * num_4x4_h);
break;
case TX_8X8:
for (i = 0; i < num_4x4_w; i += 2)
t_above[i] = !!*(const uint16_t *)&above[i];
for (i = 0; i < num_4x4_h; i += 2)
t_left[i] = !!*(const uint16_t *)&left[i];
break;
case TX_16X16:
for (i = 0; i < num_4x4_w; i += 4)
t_above[i] = !!*(const uint32_t *)&above[i];
for (i = 0; i < num_4x4_h; i += 4)
t_left[i] = !!*(const uint32_t *)&left[i];
break;
case TX_32X32:
for (i = 0; i < num_4x4_w; i += 8)
t_above[i] = !!*(const uint64_t *)&above[i];
for (i = 0; i < num_4x4_h; i += 8)
t_left[i] = !!*(const uint64_t *)&left[i];
break;
default:
assert(0 && "Invalid transform size.");
break;
}
}
void vp9_mv_pred(VP9_COMP *cpi, MACROBLOCK *x,
uint8_t *ref_y_buffer, int ref_y_stride,
int ref_frame, BLOCK_SIZE block_size) {
MACROBLOCKD *xd = &x->e_mbd;
MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
int_mv this_mv;
int i;
int zero_seen = 0;
int best_index = 0;
int best_sad = INT_MAX;
int this_sad = INT_MAX;
int max_mv = 0;
uint8_t *src_y_ptr = x->plane[0].src.buf;
uint8_t *ref_y_ptr;
int row_offset, col_offset;
int num_mv_refs = MAX_MV_REF_CANDIDATES +
(cpi->sf.adaptive_motion_search &&
cpi->common.show_frame &&
block_size < cpi->sf.max_partition_size);
MV pred_mv[3];
pred_mv[0] = mbmi->ref_mvs[ref_frame][0].as_mv;
pred_mv[1] = mbmi->ref_mvs[ref_frame][1].as_mv;
pred_mv[2] = x->pred_mv[ref_frame];
// Get the sad for each candidate reference mv.
for (i = 0; i < num_mv_refs; ++i) {
this_mv.as_mv = pred_mv[i];
max_mv = MAX(max_mv,
MAX(abs(this_mv.as_mv.row), abs(this_mv.as_mv.col)) >> 3);
// Only need to check zero mv once.
if (!this_mv.as_int && zero_seen)
continue;
zero_seen = zero_seen || !this_mv.as_int;
row_offset = this_mv.as_mv.row >> 3;
col_offset = this_mv.as_mv.col >> 3;
ref_y_ptr = ref_y_buffer + (ref_y_stride * row_offset) + col_offset;
// Find sad for current vector.
this_sad = cpi->fn_ptr[block_size].sdf(src_y_ptr, x->plane[0].src.stride,
ref_y_ptr, ref_y_stride);
// Note if it is the best so far.
if (this_sad < best_sad) {
best_sad = this_sad;
best_index = i;
}
}
// Note the index of the mv that worked best in the reference list.
x->mv_best_ref_index[ref_frame] = best_index;
x->max_mv_context[ref_frame] = max_mv;
x->pred_mv_sad[ref_frame] = best_sad;
}
void vp9_setup_pred_block(const MACROBLOCKD *xd,
struct buf_2d dst[MAX_MB_PLANE],
const YV12_BUFFER_CONFIG *src,
int mi_row, int mi_col,
const struct scale_factors *scale,
const struct scale_factors *scale_uv) {
int i;
dst[0].buf = src->y_buffer;
dst[0].stride = src->y_stride;
dst[1].buf = src->u_buffer;
dst[2].buf = src->v_buffer;
dst[1].stride = dst[2].stride = src->uv_stride;
for (i = 0; i < MAX_MB_PLANE; ++i) {
setup_pred_plane(dst + i, dst[i].buf, dst[i].stride, mi_row, mi_col,
i ? scale_uv : scale,
xd->plane[i].subsampling_x, xd->plane[i].subsampling_y);
}
}
const YV12_BUFFER_CONFIG *vp9_get_scaled_ref_frame(const VP9_COMP *cpi,
int ref_frame) {
const VP9_COMMON *const cm = &cpi->common;
const int ref_idx = cm->ref_frame_map[get_ref_frame_idx(cpi, ref_frame)];
const int scaled_idx = cpi->scaled_ref_idx[ref_frame - 1];
return (scaled_idx != ref_idx) ? &cm->frame_bufs[scaled_idx].buf : NULL;
}
int vp9_get_switchable_rate(const VP9_COMP *cpi) {
const MACROBLOCKD *const xd = &cpi->mb.e_mbd;
const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
const int ctx = vp9_get_pred_context_switchable_interp(xd);
return SWITCHABLE_INTERP_RATE_FACTOR *
cpi->switchable_interp_costs[ctx][mbmi->interp_filter];
}
void vp9_set_rd_speed_thresholds(VP9_COMP *cpi) {
int i;
RD_OPT *const rd = &cpi->rd;
SPEED_FEATURES *const sf = &cpi->sf;
// Set baseline threshold values.
for (i = 0; i < MAX_MODES; ++i)
rd->thresh_mult[i] = is_best_mode(cpi->oxcf.mode) ? -500 : 0;
rd->thresh_mult[THR_NEARESTMV] = 0;
rd->thresh_mult[THR_NEARESTG] = 0;
rd->thresh_mult[THR_NEARESTA] = 0;
rd->thresh_mult[THR_DC] += 1000;
rd->thresh_mult[THR_NEWMV] += 1000;
rd->thresh_mult[THR_NEWA] += 1000;
rd->thresh_mult[THR_NEWG] += 1000;
// Adjust threshold only in real time mode, which only uses last
// reference frame.
rd->thresh_mult[THR_NEWMV] += sf->elevate_newmv_thresh;
rd->thresh_mult[THR_NEARMV] += 1000;
rd->thresh_mult[THR_NEARA] += 1000;
rd->thresh_mult[THR_COMP_NEARESTLA] += 1000;
rd->thresh_mult[THR_COMP_NEARESTGA] += 1000;
rd->thresh_mult[THR_TM] += 1000;
rd->thresh_mult[THR_COMP_NEARLA] += 1500;
rd->thresh_mult[THR_COMP_NEWLA] += 2000;
rd->thresh_mult[THR_NEARG] += 1000;
rd->thresh_mult[THR_COMP_NEARGA] += 1500;
rd->thresh_mult[THR_COMP_NEWGA] += 2000;
rd->thresh_mult[THR_ZEROMV] += 2000;
rd->thresh_mult[THR_ZEROG] += 2000;
rd->thresh_mult[THR_ZEROA] += 2000;
rd->thresh_mult[THR_COMP_ZEROLA] += 2500;
rd->thresh_mult[THR_COMP_ZEROGA] += 2500;
rd->thresh_mult[THR_H_PRED] += 2000;
rd->thresh_mult[THR_V_PRED] += 2000;
rd->thresh_mult[THR_D45_PRED ] += 2500;
rd->thresh_mult[THR_D135_PRED] += 2500;
rd->thresh_mult[THR_D117_PRED] += 2500;
rd->thresh_mult[THR_D153_PRED] += 2500;
rd->thresh_mult[THR_D207_PRED] += 2500;
rd->thresh_mult[THR_D63_PRED] += 2500;
// Disable frame modes if flags not set.
if (!(cpi->ref_frame_flags & VP9_LAST_FLAG)) {
rd->thresh_mult[THR_NEWMV ] = INT_MAX;
rd->thresh_mult[THR_NEARESTMV] = INT_MAX;
rd->thresh_mult[THR_ZEROMV ] = INT_MAX;
rd->thresh_mult[THR_NEARMV ] = INT_MAX;
}
if (!(cpi->ref_frame_flags & VP9_GOLD_FLAG)) {
rd->thresh_mult[THR_NEARESTG ] = INT_MAX;
rd->thresh_mult[THR_ZEROG ] = INT_MAX;
rd->thresh_mult[THR_NEARG ] = INT_MAX;
rd->thresh_mult[THR_NEWG ] = INT_MAX;
}
if (!(cpi->ref_frame_flags & VP9_ALT_FLAG)) {
rd->thresh_mult[THR_NEARESTA ] = INT_MAX;
rd->thresh_mult[THR_ZEROA ] = INT_MAX;
rd->thresh_mult[THR_NEARA ] = INT_MAX;
rd->thresh_mult[THR_NEWA ] = INT_MAX;
}
if ((cpi->ref_frame_flags & (VP9_LAST_FLAG | VP9_ALT_FLAG)) !=
(VP9_LAST_FLAG | VP9_ALT_FLAG)) {
rd->thresh_mult[THR_COMP_ZEROLA ] = INT_MAX;
rd->thresh_mult[THR_COMP_NEARESTLA] = INT_MAX;
rd->thresh_mult[THR_COMP_NEARLA ] = INT_MAX;
rd->thresh_mult[THR_COMP_NEWLA ] = INT_MAX;
}
if ((cpi->ref_frame_flags & (VP9_GOLD_FLAG | VP9_ALT_FLAG)) !=
(VP9_GOLD_FLAG | VP9_ALT_FLAG)) {
rd->thresh_mult[THR_COMP_ZEROGA ] = INT_MAX;
rd->thresh_mult[THR_COMP_NEARESTGA] = INT_MAX;
rd->thresh_mult[THR_COMP_NEARGA ] = INT_MAX;
rd->thresh_mult[THR_COMP_NEWGA ] = INT_MAX;
}
}
void vp9_set_rd_speed_thresholds_sub8x8(VP9_COMP *cpi) {
const SPEED_FEATURES *const sf = &cpi->sf;
RD_OPT *const rd = &cpi->rd;
int i;
for (i = 0; i < MAX_REFS; ++i)
rd->thresh_mult_sub8x8[i] = is_best_mode(cpi->oxcf.mode) ? -500 : 0;
rd->thresh_mult_sub8x8[THR_LAST] += 2500;
rd->thresh_mult_sub8x8[THR_GOLD] += 2500;
rd->thresh_mult_sub8x8[THR_ALTR] += 2500;
rd->thresh_mult_sub8x8[THR_INTRA] += 2500;
rd->thresh_mult_sub8x8[THR_COMP_LA] += 4500;
rd->thresh_mult_sub8x8[THR_COMP_GA] += 4500;
// Check for masked out split cases.
for (i = 0; i < MAX_REFS; ++i)
if (sf->disable_split_mask & (1 << i))
rd->thresh_mult_sub8x8[i] = INT_MAX;
// Disable mode test if frame flag is not set.
if (!(cpi->ref_frame_flags & VP9_LAST_FLAG))
rd->thresh_mult_sub8x8[THR_LAST] = INT_MAX;
if (!(cpi->ref_frame_flags & VP9_GOLD_FLAG))
rd->thresh_mult_sub8x8[THR_GOLD] = INT_MAX;
if (!(cpi->ref_frame_flags & VP9_ALT_FLAG))
rd->thresh_mult_sub8x8[THR_ALTR] = INT_MAX;
if ((cpi->ref_frame_flags & (VP9_LAST_FLAG | VP9_ALT_FLAG)) !=
(VP9_LAST_FLAG | VP9_ALT_FLAG))
rd->thresh_mult_sub8x8[THR_COMP_LA] = INT_MAX;
if ((cpi->ref_frame_flags & (VP9_GOLD_FLAG | VP9_ALT_FLAG)) !=
(VP9_GOLD_FLAG | VP9_ALT_FLAG))
rd->thresh_mult_sub8x8[THR_COMP_GA] = INT_MAX;
}
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