81e03394d6
Change-Id: Icd7eea20e944e3e28e5eb20cdc088866a54d53b4
4381 lines
161 KiB
C
4381 lines
161 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 <assert.h>
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#include <limits.h>
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#include <math.h>
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#include <stdio.h>
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#include "./vp9_rtcd.h"
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#include "vpx_mem/vpx_mem.h"
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#include "vp9/common/vp9_common.h"
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#include "vp9/common/vp9_entropy.h"
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#include "vp9/common/vp9_entropymode.h"
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#include "vp9/common/vp9_idct.h"
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#include "vp9/common/vp9_mvref_common.h"
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#include "vp9/common/vp9_pragmas.h"
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#include "vp9/common/vp9_pred_common.h"
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#include "vp9/common/vp9_quant_common.h"
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#include "vp9/common/vp9_reconinter.h"
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#include "vp9/common/vp9_reconintra.h"
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#include "vp9/common/vp9_seg_common.h"
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#include "vp9/common/vp9_systemdependent.h"
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#include "vp9/encoder/vp9_cost.h"
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#include "vp9/encoder/vp9_encodemb.h"
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#include "vp9/encoder/vp9_encodemv.h"
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#include "vp9/encoder/vp9_encoder.h"
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#include "vp9/encoder/vp9_mcomp.h"
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#include "vp9/encoder/vp9_quantize.h"
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#include "vp9/encoder/vp9_ratectrl.h"
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#include "vp9/encoder/vp9_rdopt.h"
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#include "vp9/encoder/vp9_tokenize.h"
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#include "vp9/encoder/vp9_variance.h"
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#define RD_THRESH_MAX_FACT 64
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#define RD_THRESH_INC 1
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#define RD_THRESH_POW 1.25
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#define RD_MULT_EPB_RATIO 64
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/* Factor to weigh the rate for switchable interp filters */
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#define SWITCHABLE_INTERP_RATE_FACTOR 1
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#define LAST_FRAME_MODE_MASK 0xFFEDCD60
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#define GOLDEN_FRAME_MODE_MASK 0xFFDA3BB0
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#define ALT_REF_MODE_MASK 0xFFC648D0
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#define MIN_EARLY_TERM_INDEX 3
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typedef struct {
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PREDICTION_MODE mode;
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MV_REFERENCE_FRAME ref_frame[2];
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} MODE_DEFINITION;
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typedef struct {
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MV_REFERENCE_FRAME ref_frame[2];
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} REF_DEFINITION;
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struct rdcost_block_args {
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MACROBLOCK *x;
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ENTROPY_CONTEXT t_above[16];
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ENTROPY_CONTEXT t_left[16];
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int rate;
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int64_t dist;
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int64_t sse;
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int this_rate;
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int64_t this_dist;
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int64_t this_sse;
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int64_t this_rd;
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int64_t best_rd;
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int skip;
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int use_fast_coef_costing;
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const scan_order *so;
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};
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static const MODE_DEFINITION vp9_mode_order[MAX_MODES] = {
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{NEARESTMV, {LAST_FRAME, NONE}},
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{NEARESTMV, {ALTREF_FRAME, NONE}},
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{NEARESTMV, {GOLDEN_FRAME, NONE}},
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{DC_PRED, {INTRA_FRAME, NONE}},
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{NEWMV, {LAST_FRAME, NONE}},
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{NEWMV, {ALTREF_FRAME, NONE}},
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{NEWMV, {GOLDEN_FRAME, NONE}},
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{NEARMV, {LAST_FRAME, NONE}},
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{NEARMV, {ALTREF_FRAME, NONE}},
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{NEARESTMV, {LAST_FRAME, ALTREF_FRAME}},
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{NEARESTMV, {GOLDEN_FRAME, ALTREF_FRAME}},
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{TM_PRED, {INTRA_FRAME, NONE}},
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{NEARMV, {LAST_FRAME, ALTREF_FRAME}},
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{NEWMV, {LAST_FRAME, ALTREF_FRAME}},
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{NEARMV, {GOLDEN_FRAME, NONE}},
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{NEARMV, {GOLDEN_FRAME, ALTREF_FRAME}},
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{NEWMV, {GOLDEN_FRAME, ALTREF_FRAME}},
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{ZEROMV, {LAST_FRAME, NONE}},
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{ZEROMV, {GOLDEN_FRAME, NONE}},
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{ZEROMV, {ALTREF_FRAME, NONE}},
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{ZEROMV, {LAST_FRAME, ALTREF_FRAME}},
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{ZEROMV, {GOLDEN_FRAME, ALTREF_FRAME}},
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{H_PRED, {INTRA_FRAME, NONE}},
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{V_PRED, {INTRA_FRAME, NONE}},
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{D135_PRED, {INTRA_FRAME, NONE}},
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{D207_PRED, {INTRA_FRAME, NONE}},
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{D153_PRED, {INTRA_FRAME, NONE}},
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{D63_PRED, {INTRA_FRAME, NONE}},
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{D117_PRED, {INTRA_FRAME, NONE}},
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{D45_PRED, {INTRA_FRAME, NONE}},
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};
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static const REF_DEFINITION vp9_ref_order[MAX_REFS] = {
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{{LAST_FRAME, NONE}},
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{{GOLDEN_FRAME, NONE}},
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{{ALTREF_FRAME, NONE}},
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{{LAST_FRAME, ALTREF_FRAME}},
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{{GOLDEN_FRAME, ALTREF_FRAME}},
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{{INTRA_FRAME, NONE}},
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};
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// The baseline rd thresholds for breaking out of the rd loop for
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// certain modes are assumed to be based on 8x8 blocks.
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// This table is used to correct for blocks size.
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// The factors here are << 2 (2 = x0.5, 32 = x8 etc).
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static const uint8_t rd_thresh_block_size_factor[BLOCK_SIZES] = {
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2, 3, 3, 4, 6, 6, 8, 12, 12, 16, 24, 24, 32
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};
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static int raster_block_offset(BLOCK_SIZE plane_bsize,
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int raster_block, int stride) {
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const int bw = b_width_log2(plane_bsize);
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const int y = 4 * (raster_block >> bw);
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const int x = 4 * (raster_block & ((1 << bw) - 1));
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return y * stride + x;
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}
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static int16_t* raster_block_offset_int16(BLOCK_SIZE plane_bsize,
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int raster_block, int16_t *base) {
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const int stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
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return base + raster_block_offset(plane_bsize, raster_block, stride);
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}
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static void fill_mode_costs(VP9_COMP *cpi) {
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const FRAME_CONTEXT *const fc = &cpi->common.fc;
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int i, j;
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for (i = 0; i < INTRA_MODES; i++)
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for (j = 0; j < INTRA_MODES; j++)
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vp9_cost_tokens(cpi->y_mode_costs[i][j], vp9_kf_y_mode_prob[i][j],
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vp9_intra_mode_tree);
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// TODO(rbultje) separate tables for superblock costing?
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vp9_cost_tokens(cpi->mbmode_cost, fc->y_mode_prob[1], vp9_intra_mode_tree);
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vp9_cost_tokens(cpi->intra_uv_mode_cost[KEY_FRAME],
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vp9_kf_uv_mode_prob[TM_PRED], vp9_intra_mode_tree);
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vp9_cost_tokens(cpi->intra_uv_mode_cost[INTER_FRAME],
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fc->uv_mode_prob[TM_PRED], vp9_intra_mode_tree);
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for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i)
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vp9_cost_tokens(cpi->switchable_interp_costs[i],
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fc->switchable_interp_prob[i], vp9_switchable_interp_tree);
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}
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static void fill_token_costs(vp9_coeff_cost *c,
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vp9_coeff_probs_model (*p)[PLANE_TYPES]) {
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int i, j, k, l;
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TX_SIZE t;
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for (t = TX_4X4; t <= TX_32X32; ++t)
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for (i = 0; i < PLANE_TYPES; ++i)
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for (j = 0; j < REF_TYPES; ++j)
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for (k = 0; k < COEF_BANDS; ++k)
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for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) {
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vp9_prob probs[ENTROPY_NODES];
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vp9_model_to_full_probs(p[t][i][j][k][l], probs);
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vp9_cost_tokens((int *)c[t][i][j][k][0][l], probs,
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vp9_coef_tree);
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vp9_cost_tokens_skip((int *)c[t][i][j][k][1][l], probs,
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vp9_coef_tree);
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assert(c[t][i][j][k][0][l][EOB_TOKEN] ==
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c[t][i][j][k][1][l][EOB_TOKEN]);
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}
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}
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static const uint8_t rd_iifactor[32] = {
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4, 4, 3, 2, 1, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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};
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// 3* dc_qlookup[Q]*dc_qlookup[Q];
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/* values are now correlated to quantizer */
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static int sad_per_bit16lut[QINDEX_RANGE];
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static int sad_per_bit4lut[QINDEX_RANGE];
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void vp9_init_me_luts() {
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int i;
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// Initialize the sad lut tables using a formulaic calculation for now
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// This is to make it easier to resolve the impact of experimental changes
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// to the quantizer tables.
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for (i = 0; i < QINDEX_RANGE; i++) {
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const double q = vp9_convert_qindex_to_q(i);
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sad_per_bit16lut[i] = (int)(0.0418 * q + 2.4107);
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sad_per_bit4lut[i] = (int)(0.063 * q + 2.742);
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}
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}
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int vp9_compute_rd_mult(const VP9_COMP *cpi, int qindex) {
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const int q = vp9_dc_quant(qindex, 0);
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// TODO(debargha): Adjust the function below
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int rdmult = 88 * q * q / 25;
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if (cpi->pass == 2 && (cpi->common.frame_type != KEY_FRAME)) {
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if (cpi->twopass.next_iiratio > 31)
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rdmult += (rdmult * rd_iifactor[31]) >> 4;
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else
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rdmult += (rdmult * rd_iifactor[cpi->twopass.next_iiratio]) >> 4;
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}
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return rdmult;
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}
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static int compute_rd_thresh_factor(int qindex) {
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// TODO(debargha): Adjust the function below
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const int q = (int)(pow(vp9_dc_quant(qindex, 0) / 4.0, RD_THRESH_POW) * 5.12);
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return MAX(q, 8);
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}
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void vp9_initialize_me_consts(VP9_COMP *cpi, int qindex) {
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cpi->mb.sadperbit16 = sad_per_bit16lut[qindex];
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cpi->mb.sadperbit4 = sad_per_bit4lut[qindex];
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}
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static void swap_block_ptr(MACROBLOCK *x, PICK_MODE_CONTEXT *ctx,
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int m, int n, int min_plane, int max_plane) {
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int i;
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for (i = min_plane; i < max_plane; ++i) {
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struct macroblock_plane *const p = &x->plane[i];
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struct macroblockd_plane *const pd = &x->e_mbd.plane[i];
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p->coeff = ctx->coeff_pbuf[i][m];
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p->qcoeff = ctx->qcoeff_pbuf[i][m];
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pd->dqcoeff = ctx->dqcoeff_pbuf[i][m];
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p->eobs = ctx->eobs_pbuf[i][m];
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ctx->coeff_pbuf[i][m] = ctx->coeff_pbuf[i][n];
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ctx->qcoeff_pbuf[i][m] = ctx->qcoeff_pbuf[i][n];
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ctx->dqcoeff_pbuf[i][m] = ctx->dqcoeff_pbuf[i][n];
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ctx->eobs_pbuf[i][m] = ctx->eobs_pbuf[i][n];
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ctx->coeff_pbuf[i][n] = p->coeff;
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ctx->qcoeff_pbuf[i][n] = p->qcoeff;
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ctx->dqcoeff_pbuf[i][n] = pd->dqcoeff;
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ctx->eobs_pbuf[i][n] = p->eobs;
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}
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}
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static void set_block_thresholds(const VP9_COMMON *cm, RD_OPT *rd) {
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int i, bsize, segment_id;
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for (segment_id = 0; segment_id < MAX_SEGMENTS; ++segment_id) {
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const int qindex = clamp(vp9_get_qindex(&cm->seg, segment_id,
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cm->base_qindex) + cm->y_dc_delta_q,
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0, MAXQ);
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const int q = compute_rd_thresh_factor(qindex);
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for (bsize = 0; bsize < BLOCK_SIZES; ++bsize) {
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// Threshold here seems unnecessarily harsh but fine given actual
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// range of values used for cpi->sf.thresh_mult[].
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const int t = q * rd_thresh_block_size_factor[bsize];
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const int thresh_max = INT_MAX / t;
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if (bsize >= BLOCK_8X8) {
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for (i = 0; i < MAX_MODES; ++i)
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rd->threshes[segment_id][bsize][i] =
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rd->thresh_mult[i] < thresh_max
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? rd->thresh_mult[i] * t / 4
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: INT_MAX;
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} else {
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for (i = 0; i < MAX_REFS; ++i)
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rd->threshes[segment_id][bsize][i] =
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rd->thresh_mult_sub8x8[i] < thresh_max
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? rd->thresh_mult_sub8x8[i] * t / 4
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: INT_MAX;
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}
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}
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}
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}
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void vp9_initialize_rd_consts(VP9_COMP *cpi) {
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VP9_COMMON *const cm = &cpi->common;
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MACROBLOCK *const x = &cpi->mb;
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RD_OPT *const rd = &cpi->rd;
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int i;
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vp9_clear_system_state();
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rd->RDDIV = RDDIV_BITS; // in bits (to multiply D by 128)
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rd->RDMULT = vp9_compute_rd_mult(cpi, cm->base_qindex + cm->y_dc_delta_q);
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x->errorperbit = rd->RDMULT / RD_MULT_EPB_RATIO;
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x->errorperbit += (x->errorperbit == 0);
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x->select_txfm_size = (cpi->sf.tx_size_search_method == USE_LARGESTALL &&
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cm->frame_type != KEY_FRAME) ? 0 : 1;
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set_block_thresholds(cm, rd);
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if (!cpi->sf.use_nonrd_pick_mode || cm->frame_type == KEY_FRAME) {
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fill_token_costs(x->token_costs, cm->fc.coef_probs);
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for (i = 0; i < PARTITION_CONTEXTS; i++)
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vp9_cost_tokens(cpi->partition_cost[i], get_partition_probs(cm, i),
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vp9_partition_tree);
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}
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if (!cpi->sf.use_nonrd_pick_mode || (cm->current_video_frame & 0x07) == 1 ||
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cm->frame_type == KEY_FRAME) {
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fill_mode_costs(cpi);
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if (!frame_is_intra_only(cm)) {
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vp9_build_nmv_cost_table(x->nmvjointcost,
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cm->allow_high_precision_mv ? x->nmvcost_hp
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: x->nmvcost,
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&cm->fc.nmvc, cm->allow_high_precision_mv);
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for (i = 0; i < INTER_MODE_CONTEXTS; ++i)
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vp9_cost_tokens((int *)cpi->inter_mode_cost[i],
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cm->fc.inter_mode_probs[i], vp9_inter_mode_tree);
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}
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}
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}
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static const int MAX_XSQ_Q10 = 245727;
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static void model_rd_norm(int xsq_q10, int *r_q10, int *d_q10) {
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// NOTE: The tables below must be of the same size
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// The functions described below are sampled at the four most significant
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// bits of x^2 + 8 / 256
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// Normalized rate
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// This table models the rate for a Laplacian source
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// source with given variance when quantized with a uniform quantizer
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// with given stepsize. The closed form expression is:
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// Rn(x) = H(sqrt(r)) + sqrt(r)*[1 + H(r)/(1 - r)],
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// where r = exp(-sqrt(2) * x) and x = qpstep / sqrt(variance),
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// and H(x) is the binary entropy function.
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static const int rate_tab_q10[] = {
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65536, 6086, 5574, 5275, 5063, 4899, 4764, 4651,
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4553, 4389, 4255, 4142, 4044, 3958, 3881, 3811,
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3748, 3635, 3538, 3453, 3376, 3307, 3244, 3186,
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3133, 3037, 2952, 2877, 2809, 2747, 2690, 2638,
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2589, 2501, 2423, 2353, 2290, 2232, 2179, 2130,
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2084, 2001, 1928, 1862, 1802, 1748, 1698, 1651,
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1608, 1530, 1460, 1398, 1342, 1290, 1243, 1199,
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1159, 1086, 1021, 963, 911, 864, 821, 781,
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745, 680, 623, 574, 530, 490, 455, 424,
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395, 345, 304, 269, 239, 213, 190, 171,
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154, 126, 104, 87, 73, 61, 52, 44,
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38, 28, 21, 16, 12, 10, 8, 6,
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5, 3, 2, 1, 1, 1, 0, 0,
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};
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// Normalized distortion
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// This table models the normalized distortion for a Laplacian source
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// source with given variance when quantized with a uniform quantizer
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// with given stepsize. The closed form expression is:
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// Dn(x) = 1 - 1/sqrt(2) * x / sinh(x/sqrt(2))
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// where x = qpstep / sqrt(variance)
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// Note the actual distortion is Dn * variance.
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static const int dist_tab_q10[] = {
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0, 0, 1, 1, 1, 2, 2, 2,
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3, 3, 4, 5, 5, 6, 7, 7,
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8, 9, 11, 12, 13, 15, 16, 17,
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18, 21, 24, 26, 29, 31, 34, 36,
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39, 44, 49, 54, 59, 64, 69, 73,
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78, 88, 97, 106, 115, 124, 133, 142,
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151, 167, 184, 200, 215, 231, 245, 260,
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274, 301, 327, 351, 375, 397, 418, 439,
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458, 495, 528, 559, 587, 613, 637, 659,
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680, 717, 749, 777, 801, 823, 842, 859,
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874, 899, 919, 936, 949, 960, 969, 977,
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983, 994, 1001, 1006, 1010, 1013, 1015, 1017,
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1018, 1020, 1022, 1022, 1023, 1023, 1023, 1024,
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};
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static const int xsq_iq_q10[] = {
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0, 4, 8, 12, 16, 20, 24, 28,
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32, 40, 48, 56, 64, 72, 80, 88,
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96, 112, 128, 144, 160, 176, 192, 208,
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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,
|
|
};
|
|
/*
|
|
static const int tab_size = sizeof(rate_tab_q10) / sizeof(rate_tab_q10[0]);
|
|
assert(sizeof(dist_tab_q10) / sizeof(dist_tab_q10[0]) == tab_size);
|
|
assert(sizeof(xsq_iq_q10) / sizeof(xsq_iq_q10[0]) == tab_size);
|
|
assert(MAX_XSQ_Q10 + 1 == xsq_iq_q10[tab_size - 1]);
|
|
*/
|
|
int tmp = (xsq_q10 >> 2) + 8;
|
|
int k = get_msb(tmp) - 3;
|
|
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;
|
|
const uint64_t xsq_q10_64 =
|
|
((((uint64_t)qstep * qstep * n) << 10) + (var >> 1)) / var;
|
|
const int xsq_q10 = xsq_q10_64 > MAX_XSQ_Q10 ?
|
|
MAX_XSQ_Q10 : (int)xsq_q10_64;
|
|
model_rd_norm(xsq_q10, &r_q10, &d_q10);
|
|
*rate = (n * r_q10 + 2) >> 2;
|
|
*dist = (var * (int64_t)d_q10 + 512) >> 10;
|
|
}
|
|
}
|
|
|
|
static void model_rd_for_sb(VP9_COMP *cpi, BLOCK_SIZE bsize,
|
|
MACROBLOCK *x, MACROBLOCKD *xd,
|
|
int *out_rate_sum, int64_t *out_dist_sum) {
|
|
// Note our transform coeffs are 8 times an orthogonal transform.
|
|
// Hence quantizer step is also 8 times. To get effective quantizer
|
|
// we need to divide by 8 before sending to modeling function.
|
|
int i;
|
|
int64_t rate_sum = 0;
|
|
int64_t dist_sum = 0;
|
|
const int ref = xd->mi[0]->mbmi.ref_frame[0];
|
|
unsigned int sse;
|
|
|
|
for (i = 0; i < MAX_MB_PLANE; ++i) {
|
|
struct macroblock_plane *const p = &x->plane[i];
|
|
struct macroblockd_plane *const pd = &xd->plane[i];
|
|
const BLOCK_SIZE bs = get_plane_block_size(bsize, pd);
|
|
|
|
(void) cpi->fn_ptr[bs].vf(p->src.buf, p->src.stride,
|
|
pd->dst.buf, pd->dst.stride, &sse);
|
|
|
|
if (i == 0)
|
|
x->pred_sse[ref] = sse;
|
|
|
|
// Fast approximate the modelling function.
|
|
if (cpi->oxcf.speed > 4) {
|
|
int64_t rate;
|
|
int64_t dist;
|
|
int64_t square_error = sse;
|
|
int quantizer = (pd->dequant[1] >> 3);
|
|
|
|
if (quantizer < 120)
|
|
rate = (square_error * (280 - quantizer)) >> 8;
|
|
else
|
|
rate = 0;
|
|
dist = (square_error * quantizer) >> 8;
|
|
rate_sum += rate;
|
|
dist_sum += dist;
|
|
} else {
|
|
int rate;
|
|
int64_t dist;
|
|
vp9_model_rd_from_var_lapndz(sse, 1 << num_pels_log2_lookup[bs],
|
|
pd->dequant[1] >> 3, &rate, &dist);
|
|
rate_sum += rate;
|
|
dist_sum += dist;
|
|
}
|
|
}
|
|
|
|
*out_rate_sum = (int)rate_sum;
|
|
*out_dist_sum = dist_sum << 4;
|
|
}
|
|
|
|
static void model_rd_for_sb_y_tx(VP9_COMP *cpi, BLOCK_SIZE bsize,
|
|
TX_SIZE tx_size,
|
|
MACROBLOCK *x, MACROBLOCKD *xd,
|
|
int *out_rate_sum, int64_t *out_dist_sum,
|
|
int *out_skip) {
|
|
int j, k;
|
|
BLOCK_SIZE bs;
|
|
const struct macroblock_plane *const p = &x->plane[0];
|
|
const struct macroblockd_plane *const pd = &xd->plane[0];
|
|
const int width = 4 * num_4x4_blocks_wide_lookup[bsize];
|
|
const int height = 4 * num_4x4_blocks_high_lookup[bsize];
|
|
int rate_sum = 0;
|
|
int64_t dist_sum = 0;
|
|
const int t = 4 << tx_size;
|
|
|
|
if (tx_size == TX_4X4) {
|
|
bs = BLOCK_4X4;
|
|
} else if (tx_size == TX_8X8) {
|
|
bs = BLOCK_8X8;
|
|
} else if (tx_size == TX_16X16) {
|
|
bs = BLOCK_16X16;
|
|
} else if (tx_size == TX_32X32) {
|
|
bs = BLOCK_32X32;
|
|
} else {
|
|
assert(0);
|
|
}
|
|
|
|
*out_skip = 1;
|
|
for (j = 0; j < height; j += t) {
|
|
for (k = 0; k < width; k += t) {
|
|
int rate;
|
|
int64_t dist;
|
|
unsigned int sse;
|
|
cpi->fn_ptr[bs].vf(&p->src.buf[j * p->src.stride + k], p->src.stride,
|
|
&pd->dst.buf[j * pd->dst.stride + k], pd->dst.stride,
|
|
&sse);
|
|
// sse works better than var, since there is no dc prediction used
|
|
vp9_model_rd_from_var_lapndz(sse, t * t, pd->dequant[1] >> 3,
|
|
&rate, &dist);
|
|
rate_sum += rate;
|
|
dist_sum += dist;
|
|
*out_skip &= (rate < 1024);
|
|
}
|
|
}
|
|
|
|
*out_rate_sum = rate_sum;
|
|
*out_dist_sum = dist_sum << 4;
|
|
}
|
|
|
|
int64_t vp9_block_error_c(const int16_t *coeff, const int16_t *dqcoeff,
|
|
intptr_t block_size, int64_t *ssz) {
|
|
int i;
|
|
int64_t error = 0, sqcoeff = 0;
|
|
|
|
for (i = 0; i < block_size; i++) {
|
|
const int diff = coeff[i] - dqcoeff[i];
|
|
error += diff * diff;
|
|
sqcoeff += coeff[i] * coeff[i];
|
|
}
|
|
|
|
*ssz = sqcoeff;
|
|
return error;
|
|
}
|
|
|
|
/* The trailing '0' is a terminator which is used inside cost_coeffs() to
|
|
* decide whether to include cost of a trailing EOB node or not (i.e. we
|
|
* can skip this if the last coefficient in this transform block, e.g. the
|
|
* 16th coefficient in a 4x4 block or the 64th coefficient in a 8x8 block,
|
|
* were non-zero). */
|
|
static const int16_t band_counts[TX_SIZES][8] = {
|
|
{ 1, 2, 3, 4, 3, 16 - 13, 0 },
|
|
{ 1, 2, 3, 4, 11, 64 - 21, 0 },
|
|
{ 1, 2, 3, 4, 11, 256 - 21, 0 },
|
|
{ 1, 2, 3, 4, 11, 1024 - 21, 0 },
|
|
};
|
|
static INLINE int cost_coeffs(MACROBLOCK *x,
|
|
int plane, int block,
|
|
ENTROPY_CONTEXT *A, ENTROPY_CONTEXT *L,
|
|
TX_SIZE tx_size,
|
|
const int16_t *scan, const int16_t *nb,
|
|
int use_fast_coef_costing) {
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
|
|
const struct macroblock_plane *p = &x->plane[plane];
|
|
const struct macroblockd_plane *pd = &xd->plane[plane];
|
|
const PLANE_TYPE type = pd->plane_type;
|
|
const int16_t *band_count = &band_counts[tx_size][1];
|
|
const int eob = p->eobs[block];
|
|
const int16_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
|
|
unsigned int (*token_costs)[2][COEFF_CONTEXTS][ENTROPY_TOKENS] =
|
|
x->token_costs[tx_size][type][is_inter_block(mbmi)];
|
|
uint8_t token_cache[32 * 32];
|
|
int pt = combine_entropy_contexts(*A, *L);
|
|
int c, cost;
|
|
// Check for consistency of tx_size with mode info
|
|
assert(type == PLANE_TYPE_Y ? mbmi->tx_size == tx_size
|
|
: get_uv_tx_size(mbmi) == tx_size);
|
|
|
|
if (eob == 0) {
|
|
// single eob token
|
|
cost = token_costs[0][0][pt][EOB_TOKEN];
|
|
c = 0;
|
|
} else {
|
|
int band_left = *band_count++;
|
|
|
|
// dc token
|
|
int v = qcoeff[0];
|
|
int prev_t = vp9_dct_value_tokens_ptr[v].token;
|
|
cost = (*token_costs)[0][pt][prev_t] + vp9_dct_value_cost_ptr[v];
|
|
token_cache[0] = vp9_pt_energy_class[prev_t];
|
|
++token_costs;
|
|
|
|
// ac tokens
|
|
for (c = 1; c < eob; c++) {
|
|
const int rc = scan[c];
|
|
int t;
|
|
|
|
v = qcoeff[rc];
|
|
t = vp9_dct_value_tokens_ptr[v].token;
|
|
if (use_fast_coef_costing) {
|
|
cost += (*token_costs)[!prev_t][!prev_t][t] + vp9_dct_value_cost_ptr[v];
|
|
} else {
|
|
pt = get_coef_context(nb, token_cache, c);
|
|
cost += (*token_costs)[!prev_t][pt][t] + vp9_dct_value_cost_ptr[v];
|
|
token_cache[rc] = vp9_pt_energy_class[t];
|
|
}
|
|
prev_t = t;
|
|
if (!--band_left) {
|
|
band_left = *band_count++;
|
|
++token_costs;
|
|
}
|
|
}
|
|
|
|
// eob token
|
|
if (band_left) {
|
|
if (use_fast_coef_costing) {
|
|
cost += (*token_costs)[0][!prev_t][EOB_TOKEN];
|
|
} else {
|
|
pt = get_coef_context(nb, token_cache, c);
|
|
cost += (*token_costs)[0][pt][EOB_TOKEN];
|
|
}
|
|
}
|
|
}
|
|
|
|
// is eob first coefficient;
|
|
*A = *L = (c > 0);
|
|
|
|
return cost;
|
|
}
|
|
static void dist_block(int plane, int block, TX_SIZE tx_size,
|
|
struct rdcost_block_args* args) {
|
|
const int ss_txfrm_size = tx_size << 1;
|
|
MACROBLOCK* const x = args->x;
|
|
MACROBLOCKD* const xd = &x->e_mbd;
|
|
const struct macroblock_plane *const p = &x->plane[plane];
|
|
const struct macroblockd_plane *const pd = &xd->plane[plane];
|
|
int64_t this_sse;
|
|
int shift = tx_size == TX_32X32 ? 0 : 2;
|
|
int16_t *const coeff = BLOCK_OFFSET(p->coeff, block);
|
|
int16_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
|
|
args->dist = vp9_block_error(coeff, dqcoeff, 16 << ss_txfrm_size,
|
|
&this_sse) >> shift;
|
|
args->sse = this_sse >> shift;
|
|
|
|
if (x->skip_encode && !is_inter_block(&xd->mi[0]->mbmi)) {
|
|
// TODO(jingning): tune the model to better capture the distortion.
|
|
int64_t p = (pd->dequant[1] * pd->dequant[1] *
|
|
(1 << ss_txfrm_size)) >> (shift + 2);
|
|
args->dist += (p >> 4);
|
|
args->sse += p;
|
|
}
|
|
}
|
|
|
|
static void rate_block(int plane, int block, BLOCK_SIZE plane_bsize,
|
|
TX_SIZE tx_size, struct rdcost_block_args* args) {
|
|
int x_idx, y_idx;
|
|
txfrm_block_to_raster_xy(plane_bsize, tx_size, block, &x_idx, &y_idx);
|
|
|
|
args->rate = cost_coeffs(args->x, plane, block, args->t_above + x_idx,
|
|
args->t_left + y_idx, tx_size,
|
|
args->so->scan, args->so->neighbors,
|
|
args->use_fast_coef_costing);
|
|
}
|
|
|
|
static void block_rd_txfm(int plane, int block, BLOCK_SIZE plane_bsize,
|
|
TX_SIZE tx_size, void *arg) {
|
|
struct rdcost_block_args *args = arg;
|
|
MACROBLOCK *const x = args->x;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
|
|
int64_t rd1, rd2, rd;
|
|
|
|
if (args->skip)
|
|
return;
|
|
|
|
if (!is_inter_block(mbmi))
|
|
vp9_encode_block_intra(x, plane, block, plane_bsize, tx_size, &mbmi->skip);
|
|
else
|
|
vp9_xform_quant(x, plane, block, plane_bsize, tx_size);
|
|
|
|
dist_block(plane, block, tx_size, args);
|
|
rate_block(plane, block, plane_bsize, tx_size, args);
|
|
rd1 = RDCOST(x->rdmult, x->rddiv, args->rate, args->dist);
|
|
rd2 = RDCOST(x->rdmult, x->rddiv, 0, args->sse);
|
|
|
|
// TODO(jingning): temporarily enabled only for luma component
|
|
rd = MIN(rd1, rd2);
|
|
if (plane == 0)
|
|
x->zcoeff_blk[tx_size][block] = !x->plane[plane].eobs[block] ||
|
|
(rd1 > rd2 && !xd->lossless);
|
|
|
|
args->this_rate += args->rate;
|
|
args->this_dist += args->dist;
|
|
args->this_sse += args->sse;
|
|
args->this_rd += rd;
|
|
|
|
if (args->this_rd > args->best_rd) {
|
|
args->skip = 1;
|
|
return;
|
|
}
|
|
}
|
|
|
|
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.");
|
|
}
|
|
}
|
|
|
|
static void txfm_rd_in_plane(MACROBLOCK *x,
|
|
int *rate, int64_t *distortion,
|
|
int *skippable, int64_t *sse,
|
|
int64_t ref_best_rd, int plane,
|
|
BLOCK_SIZE bsize, TX_SIZE tx_size,
|
|
int use_fast_coef_casting) {
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
const struct macroblockd_plane *const pd = &xd->plane[plane];
|
|
struct rdcost_block_args args;
|
|
vp9_zero(args);
|
|
args.x = x;
|
|
args.best_rd = ref_best_rd;
|
|
args.use_fast_coef_costing = use_fast_coef_casting;
|
|
|
|
if (plane == 0)
|
|
xd->mi[0]->mbmi.tx_size = tx_size;
|
|
|
|
vp9_get_entropy_contexts(bsize, tx_size, pd, args.t_above, args.t_left);
|
|
|
|
args.so = get_scan(xd, tx_size, pd->plane_type, 0);
|
|
|
|
vp9_foreach_transformed_block_in_plane(xd, bsize, plane,
|
|
block_rd_txfm, &args);
|
|
if (args.skip) {
|
|
*rate = INT_MAX;
|
|
*distortion = INT64_MAX;
|
|
*sse = INT64_MAX;
|
|
*skippable = 0;
|
|
} else {
|
|
*distortion = args.this_dist;
|
|
*rate = args.this_rate;
|
|
*sse = args.this_sse;
|
|
*skippable = vp9_is_skippable_in_plane(x, bsize, plane);
|
|
}
|
|
}
|
|
|
|
static void choose_largest_txfm_size(VP9_COMP *cpi, MACROBLOCK *x,
|
|
int *rate, int64_t *distortion,
|
|
int *skip, int64_t *sse,
|
|
int64_t ref_best_rd,
|
|
BLOCK_SIZE bs) {
|
|
const TX_SIZE max_tx_size = max_txsize_lookup[bs];
|
|
VP9_COMMON *const cm = &cpi->common;
|
|
const TX_SIZE largest_tx_size = tx_mode_to_biggest_tx_size[cm->tx_mode];
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
|
|
|
|
mbmi->tx_size = MIN(max_tx_size, largest_tx_size);
|
|
|
|
txfm_rd_in_plane(x, rate, distortion, skip,
|
|
&sse[mbmi->tx_size], ref_best_rd, 0, bs,
|
|
mbmi->tx_size, cpi->sf.use_fast_coef_costing);
|
|
cpi->tx_stepdown_count[0]++;
|
|
}
|
|
|
|
static void choose_txfm_size_from_rd(VP9_COMP *cpi, MACROBLOCK *x,
|
|
int (*r)[2], int *rate,
|
|
int64_t *d, int64_t *distortion,
|
|
int *s, int *skip,
|
|
int64_t tx_cache[TX_MODES],
|
|
BLOCK_SIZE bs) {
|
|
const TX_SIZE max_tx_size = max_txsize_lookup[bs];
|
|
VP9_COMMON *const cm = &cpi->common;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
|
|
vp9_prob skip_prob = vp9_get_skip_prob(cm, xd);
|
|
int64_t rd[TX_SIZES][2] = {{INT64_MAX, INT64_MAX},
|
|
{INT64_MAX, INT64_MAX},
|
|
{INT64_MAX, INT64_MAX},
|
|
{INT64_MAX, INT64_MAX}};
|
|
TX_SIZE n, m;
|
|
int s0, s1;
|
|
const TX_SIZE max_mode_tx_size = tx_mode_to_biggest_tx_size[cm->tx_mode];
|
|
int64_t best_rd = INT64_MAX;
|
|
TX_SIZE best_tx = TX_4X4;
|
|
|
|
const vp9_prob *tx_probs = get_tx_probs2(max_tx_size, xd, &cm->fc.tx_probs);
|
|
assert(skip_prob > 0);
|
|
s0 = vp9_cost_bit(skip_prob, 0);
|
|
s1 = vp9_cost_bit(skip_prob, 1);
|
|
|
|
for (n = TX_4X4; n <= max_tx_size; n++) {
|
|
r[n][1] = r[n][0];
|
|
if (r[n][0] < INT_MAX) {
|
|
for (m = 0; m <= n - (n == max_tx_size); m++) {
|
|
if (m == n)
|
|
r[n][1] += vp9_cost_zero(tx_probs[m]);
|
|
else
|
|
r[n][1] += vp9_cost_one(tx_probs[m]);
|
|
}
|
|
}
|
|
if (d[n] == INT64_MAX) {
|
|
rd[n][0] = rd[n][1] = INT64_MAX;
|
|
} else if (s[n]) {
|
|
rd[n][0] = rd[n][1] = RDCOST(x->rdmult, x->rddiv, s1, d[n]);
|
|
} else {
|
|
rd[n][0] = RDCOST(x->rdmult, x->rddiv, r[n][0] + s0, d[n]);
|
|
rd[n][1] = RDCOST(x->rdmult, x->rddiv, r[n][1] + s0, d[n]);
|
|
}
|
|
|
|
if (rd[n][1] < best_rd) {
|
|
best_tx = n;
|
|
best_rd = rd[n][1];
|
|
}
|
|
}
|
|
mbmi->tx_size = cm->tx_mode == TX_MODE_SELECT ?
|
|
best_tx : MIN(max_tx_size, max_mode_tx_size);
|
|
|
|
|
|
*distortion = d[mbmi->tx_size];
|
|
*rate = r[mbmi->tx_size][cm->tx_mode == TX_MODE_SELECT];
|
|
*skip = s[mbmi->tx_size];
|
|
|
|
tx_cache[ONLY_4X4] = rd[TX_4X4][0];
|
|
tx_cache[ALLOW_8X8] = rd[TX_8X8][0];
|
|
tx_cache[ALLOW_16X16] = rd[MIN(max_tx_size, TX_16X16)][0];
|
|
tx_cache[ALLOW_32X32] = rd[MIN(max_tx_size, TX_32X32)][0];
|
|
|
|
if (max_tx_size == TX_32X32 && best_tx == TX_32X32) {
|
|
tx_cache[TX_MODE_SELECT] = rd[TX_32X32][1];
|
|
cpi->tx_stepdown_count[0]++;
|
|
} else if (max_tx_size >= TX_16X16 && best_tx == TX_16X16) {
|
|
tx_cache[TX_MODE_SELECT] = rd[TX_16X16][1];
|
|
cpi->tx_stepdown_count[max_tx_size - TX_16X16]++;
|
|
} else if (rd[TX_8X8][1] < rd[TX_4X4][1]) {
|
|
tx_cache[TX_MODE_SELECT] = rd[TX_8X8][1];
|
|
cpi->tx_stepdown_count[max_tx_size - TX_8X8]++;
|
|
} else {
|
|
tx_cache[TX_MODE_SELECT] = rd[TX_4X4][1];
|
|
cpi->tx_stepdown_count[max_tx_size - TX_4X4]++;
|
|
}
|
|
}
|
|
|
|
static int64_t scaled_rd_cost(int rdmult, int rddiv,
|
|
int rate, int64_t dist, double scale) {
|
|
return (int64_t) (RDCOST(rdmult, rddiv, rate, dist) * scale);
|
|
}
|
|
|
|
static void choose_txfm_size_from_modelrd(VP9_COMP *cpi, MACROBLOCK *x,
|
|
int (*r)[2], int *rate,
|
|
int64_t *d, int64_t *distortion,
|
|
int *s, int *skip, int64_t *sse,
|
|
int64_t ref_best_rd,
|
|
BLOCK_SIZE bs) {
|
|
const TX_SIZE max_tx_size = max_txsize_lookup[bs];
|
|
VP9_COMMON *const cm = &cpi->common;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
|
|
vp9_prob skip_prob = vp9_get_skip_prob(cm, xd);
|
|
int64_t rd[TX_SIZES][2] = {{INT64_MAX, INT64_MAX},
|
|
{INT64_MAX, INT64_MAX},
|
|
{INT64_MAX, INT64_MAX},
|
|
{INT64_MAX, INT64_MAX}};
|
|
TX_SIZE n, m;
|
|
int s0, s1;
|
|
double scale_rd[TX_SIZES] = {1.73, 1.44, 1.20, 1.00};
|
|
const TX_SIZE max_mode_tx_size = tx_mode_to_biggest_tx_size[cm->tx_mode];
|
|
int64_t best_rd = INT64_MAX;
|
|
TX_SIZE best_tx = TX_4X4;
|
|
|
|
const vp9_prob *tx_probs = get_tx_probs2(max_tx_size, xd, &cm->fc.tx_probs);
|
|
assert(skip_prob > 0);
|
|
s0 = vp9_cost_bit(skip_prob, 0);
|
|
s1 = vp9_cost_bit(skip_prob, 1);
|
|
|
|
for (n = TX_4X4; n <= max_tx_size; n++) {
|
|
double scale = scale_rd[n];
|
|
r[n][1] = r[n][0];
|
|
for (m = 0; m <= n - (n == max_tx_size); m++) {
|
|
if (m == n)
|
|
r[n][1] += vp9_cost_zero(tx_probs[m]);
|
|
else
|
|
r[n][1] += vp9_cost_one(tx_probs[m]);
|
|
}
|
|
if (s[n]) {
|
|
rd[n][0] = rd[n][1] = scaled_rd_cost(x->rdmult, x->rddiv, s1, d[n],
|
|
scale);
|
|
} else {
|
|
rd[n][0] = scaled_rd_cost(x->rdmult, x->rddiv, r[n][0] + s0, d[n],
|
|
scale);
|
|
rd[n][1] = scaled_rd_cost(x->rdmult, x->rddiv, r[n][1] + s0, d[n],
|
|
scale);
|
|
}
|
|
if (rd[n][1] < best_rd) {
|
|
best_rd = rd[n][1];
|
|
best_tx = n;
|
|
}
|
|
}
|
|
|
|
mbmi->tx_size = cm->tx_mode == TX_MODE_SELECT ?
|
|
best_tx : MIN(max_tx_size, max_mode_tx_size);
|
|
|
|
// Actually encode using the chosen mode if a model was used, but do not
|
|
// update the r, d costs
|
|
txfm_rd_in_plane(x, rate, distortion, skip,
|
|
&sse[mbmi->tx_size], ref_best_rd, 0, bs, mbmi->tx_size,
|
|
cpi->sf.use_fast_coef_costing);
|
|
|
|
if (max_tx_size == TX_32X32 && best_tx == TX_32X32) {
|
|
cpi->tx_stepdown_count[0]++;
|
|
} else if (max_tx_size >= TX_16X16 && best_tx == TX_16X16) {
|
|
cpi->tx_stepdown_count[max_tx_size - TX_16X16]++;
|
|
} else if (rd[TX_8X8][1] <= rd[TX_4X4][1]) {
|
|
cpi->tx_stepdown_count[max_tx_size - TX_8X8]++;
|
|
} else {
|
|
cpi->tx_stepdown_count[max_tx_size - TX_4X4]++;
|
|
}
|
|
}
|
|
|
|
static void inter_super_block_yrd(VP9_COMP *cpi, MACROBLOCK *x, int *rate,
|
|
int64_t *distortion, int *skip,
|
|
int64_t *psse, BLOCK_SIZE bs,
|
|
int64_t txfm_cache[TX_MODES],
|
|
int64_t ref_best_rd) {
|
|
int r[TX_SIZES][2], s[TX_SIZES];
|
|
int64_t d[TX_SIZES], sse[TX_SIZES];
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
|
|
const TX_SIZE max_tx_size = max_txsize_lookup[bs];
|
|
TX_SIZE tx_size;
|
|
|
|
assert(bs == mbmi->sb_type);
|
|
|
|
vp9_subtract_plane(x, bs, 0);
|
|
|
|
if (cpi->sf.tx_size_search_method == USE_LARGESTALL || xd->lossless) {
|
|
vpx_memset(txfm_cache, 0, TX_MODES * sizeof(int64_t));
|
|
choose_largest_txfm_size(cpi, x, rate, distortion, skip, sse,
|
|
ref_best_rd, bs);
|
|
if (psse)
|
|
*psse = sse[mbmi->tx_size];
|
|
return;
|
|
}
|
|
|
|
if (cpi->sf.tx_size_search_method == USE_LARGESTINTRA_MODELINTER) {
|
|
for (tx_size = TX_4X4; tx_size <= max_tx_size; ++tx_size)
|
|
model_rd_for_sb_y_tx(cpi, bs, tx_size, x, xd,
|
|
&r[tx_size][0], &d[tx_size], &s[tx_size]);
|
|
choose_txfm_size_from_modelrd(cpi, x, r, rate, d, distortion, s,
|
|
skip, sse, ref_best_rd, bs);
|
|
} else {
|
|
for (tx_size = TX_4X4; tx_size <= max_tx_size; ++tx_size)
|
|
txfm_rd_in_plane(x, &r[tx_size][0], &d[tx_size],
|
|
&s[tx_size], &sse[tx_size],
|
|
ref_best_rd, 0, bs, tx_size,
|
|
cpi->sf.use_fast_coef_costing);
|
|
choose_txfm_size_from_rd(cpi, x, r, rate, d, distortion, s,
|
|
skip, txfm_cache, bs);
|
|
}
|
|
if (psse)
|
|
*psse = sse[mbmi->tx_size];
|
|
}
|
|
|
|
static void intra_super_block_yrd(VP9_COMP *cpi, MACROBLOCK *x, int *rate,
|
|
int64_t *distortion, int *skip,
|
|
int64_t *psse, BLOCK_SIZE bs,
|
|
int64_t txfm_cache[TX_MODES],
|
|
int64_t ref_best_rd) {
|
|
int64_t sse[TX_SIZES];
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
|
|
|
|
assert(bs == mbmi->sb_type);
|
|
if (cpi->sf.tx_size_search_method != USE_FULL_RD || xd->lossless) {
|
|
vpx_memset(txfm_cache, 0, TX_MODES * sizeof(int64_t));
|
|
choose_largest_txfm_size(cpi, x, rate, distortion, skip, sse,
|
|
ref_best_rd, bs);
|
|
} else {
|
|
int r[TX_SIZES][2], s[TX_SIZES];
|
|
int64_t d[TX_SIZES];
|
|
TX_SIZE tx_size;
|
|
for (tx_size = TX_4X4; tx_size <= max_txsize_lookup[bs]; ++tx_size)
|
|
txfm_rd_in_plane(x, &r[tx_size][0], &d[tx_size],
|
|
&s[tx_size], &sse[tx_size],
|
|
ref_best_rd, 0, bs, tx_size,
|
|
cpi->sf.use_fast_coef_costing);
|
|
choose_txfm_size_from_rd(cpi, x, r, rate, d, distortion, s,
|
|
skip, txfm_cache, bs);
|
|
}
|
|
if (psse)
|
|
*psse = sse[mbmi->tx_size];
|
|
}
|
|
|
|
|
|
static int conditional_skipintra(PREDICTION_MODE mode,
|
|
PREDICTION_MODE best_intra_mode) {
|
|
if (mode == D117_PRED &&
|
|
best_intra_mode != V_PRED &&
|
|
best_intra_mode != D135_PRED)
|
|
return 1;
|
|
if (mode == D63_PRED &&
|
|
best_intra_mode != V_PRED &&
|
|
best_intra_mode != D45_PRED)
|
|
return 1;
|
|
if (mode == D207_PRED &&
|
|
best_intra_mode != H_PRED &&
|
|
best_intra_mode != D45_PRED)
|
|
return 1;
|
|
if (mode == D153_PRED &&
|
|
best_intra_mode != H_PRED &&
|
|
best_intra_mode != D135_PRED)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
static int64_t rd_pick_intra4x4block(VP9_COMP *cpi, MACROBLOCK *x, int ib,
|
|
PREDICTION_MODE *best_mode,
|
|
const int *bmode_costs,
|
|
ENTROPY_CONTEXT *a, ENTROPY_CONTEXT *l,
|
|
int *bestrate, int *bestratey,
|
|
int64_t *bestdistortion,
|
|
BLOCK_SIZE bsize, int64_t rd_thresh) {
|
|
PREDICTION_MODE mode;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
int64_t best_rd = rd_thresh;
|
|
|
|
struct macroblock_plane *p = &x->plane[0];
|
|
struct macroblockd_plane *pd = &xd->plane[0];
|
|
const int src_stride = p->src.stride;
|
|
const int dst_stride = pd->dst.stride;
|
|
const uint8_t *src_init = &p->src.buf[raster_block_offset(BLOCK_8X8, ib,
|
|
src_stride)];
|
|
uint8_t *dst_init = &pd->dst.buf[raster_block_offset(BLOCK_8X8, ib,
|
|
dst_stride)];
|
|
ENTROPY_CONTEXT ta[2], tempa[2];
|
|
ENTROPY_CONTEXT tl[2], templ[2];
|
|
|
|
const int num_4x4_blocks_wide = num_4x4_blocks_wide_lookup[bsize];
|
|
const int num_4x4_blocks_high = num_4x4_blocks_high_lookup[bsize];
|
|
int idx, idy;
|
|
uint8_t best_dst[8 * 8];
|
|
|
|
assert(ib < 4);
|
|
|
|
vpx_memcpy(ta, a, sizeof(ta));
|
|
vpx_memcpy(tl, l, sizeof(tl));
|
|
xd->mi[0]->mbmi.tx_size = TX_4X4;
|
|
|
|
for (mode = DC_PRED; mode <= TM_PRED; ++mode) {
|
|
int64_t this_rd;
|
|
int ratey = 0;
|
|
int64_t distortion = 0;
|
|
int rate = bmode_costs[mode];
|
|
|
|
if (!(cpi->sf.intra_y_mode_mask[TX_4X4] & (1 << mode)))
|
|
continue;
|
|
|
|
// Only do the oblique modes if the best so far is
|
|
// one of the neighboring directional modes
|
|
if (cpi->sf.mode_search_skip_flags & FLAG_SKIP_INTRA_DIRMISMATCH) {
|
|
if (conditional_skipintra(mode, *best_mode))
|
|
continue;
|
|
}
|
|
|
|
vpx_memcpy(tempa, ta, sizeof(ta));
|
|
vpx_memcpy(templ, tl, sizeof(tl));
|
|
|
|
for (idy = 0; idy < num_4x4_blocks_high; ++idy) {
|
|
for (idx = 0; idx < num_4x4_blocks_wide; ++idx) {
|
|
const int block = ib + idy * 2 + idx;
|
|
const uint8_t *const src = &src_init[idx * 4 + idy * 4 * src_stride];
|
|
uint8_t *const dst = &dst_init[idx * 4 + idy * 4 * dst_stride];
|
|
int16_t *const src_diff = raster_block_offset_int16(BLOCK_8X8, block,
|
|
p->src_diff);
|
|
int16_t *const coeff = BLOCK_OFFSET(x->plane[0].coeff, block);
|
|
xd->mi[0]->bmi[block].as_mode = mode;
|
|
vp9_predict_intra_block(xd, block, 1,
|
|
TX_4X4, mode,
|
|
x->skip_encode ? src : dst,
|
|
x->skip_encode ? src_stride : dst_stride,
|
|
dst, dst_stride, idx, idy, 0);
|
|
vp9_subtract_block(4, 4, src_diff, 8, src, src_stride, dst, dst_stride);
|
|
|
|
if (xd->lossless) {
|
|
const scan_order *so = &vp9_default_scan_orders[TX_4X4];
|
|
vp9_fwht4x4(src_diff, coeff, 8);
|
|
vp9_regular_quantize_b_4x4(x, 0, block, so->scan, so->iscan);
|
|
ratey += cost_coeffs(x, 0, block, tempa + idx, templ + idy, TX_4X4,
|
|
so->scan, so->neighbors,
|
|
cpi->sf.use_fast_coef_costing);
|
|
if (RDCOST(x->rdmult, x->rddiv, ratey, distortion) >= best_rd)
|
|
goto next;
|
|
vp9_iwht4x4_add(BLOCK_OFFSET(pd->dqcoeff, block), dst, dst_stride,
|
|
p->eobs[block]);
|
|
} else {
|
|
int64_t unused;
|
|
const TX_TYPE tx_type = get_tx_type_4x4(PLANE_TYPE_Y, xd, block);
|
|
const scan_order *so = &vp9_scan_orders[TX_4X4][tx_type];
|
|
vp9_fht4x4(src_diff, coeff, 8, tx_type);
|
|
vp9_regular_quantize_b_4x4(x, 0, block, so->scan, so->iscan);
|
|
ratey += cost_coeffs(x, 0, block, tempa + idx, templ + idy, TX_4X4,
|
|
so->scan, so->neighbors,
|
|
cpi->sf.use_fast_coef_costing);
|
|
distortion += vp9_block_error(coeff, BLOCK_OFFSET(pd->dqcoeff, block),
|
|
16, &unused) >> 2;
|
|
if (RDCOST(x->rdmult, x->rddiv, ratey, distortion) >= best_rd)
|
|
goto next;
|
|
vp9_iht4x4_add(tx_type, BLOCK_OFFSET(pd->dqcoeff, block),
|
|
dst, dst_stride, p->eobs[block]);
|
|
}
|
|
}
|
|
}
|
|
|
|
rate += ratey;
|
|
this_rd = RDCOST(x->rdmult, x->rddiv, rate, distortion);
|
|
|
|
if (this_rd < best_rd) {
|
|
*bestrate = rate;
|
|
*bestratey = ratey;
|
|
*bestdistortion = distortion;
|
|
best_rd = this_rd;
|
|
*best_mode = mode;
|
|
vpx_memcpy(a, tempa, sizeof(tempa));
|
|
vpx_memcpy(l, templ, sizeof(templ));
|
|
for (idy = 0; idy < num_4x4_blocks_high * 4; ++idy)
|
|
vpx_memcpy(best_dst + idy * 8, dst_init + idy * dst_stride,
|
|
num_4x4_blocks_wide * 4);
|
|
}
|
|
next:
|
|
{}
|
|
}
|
|
|
|
if (best_rd >= rd_thresh || x->skip_encode)
|
|
return best_rd;
|
|
|
|
for (idy = 0; idy < num_4x4_blocks_high * 4; ++idy)
|
|
vpx_memcpy(dst_init + idy * dst_stride, best_dst + idy * 8,
|
|
num_4x4_blocks_wide * 4);
|
|
|
|
return best_rd;
|
|
}
|
|
|
|
static int64_t rd_pick_intra_sub_8x8_y_mode(VP9_COMP *cpi, MACROBLOCK *mb,
|
|
int *rate, int *rate_y,
|
|
int64_t *distortion,
|
|
int64_t best_rd) {
|
|
int i, j;
|
|
const MACROBLOCKD *const xd = &mb->e_mbd;
|
|
MODE_INFO *const mic = xd->mi[0];
|
|
const MODE_INFO *above_mi = xd->mi[-xd->mi_stride];
|
|
const MODE_INFO *left_mi = xd->left_available ? xd->mi[-1] : NULL;
|
|
const BLOCK_SIZE bsize = xd->mi[0]->mbmi.sb_type;
|
|
const int num_4x4_blocks_wide = num_4x4_blocks_wide_lookup[bsize];
|
|
const int num_4x4_blocks_high = num_4x4_blocks_high_lookup[bsize];
|
|
int idx, idy;
|
|
int cost = 0;
|
|
int64_t total_distortion = 0;
|
|
int tot_rate_y = 0;
|
|
int64_t total_rd = 0;
|
|
ENTROPY_CONTEXT t_above[4], t_left[4];
|
|
const int *bmode_costs = cpi->mbmode_cost;
|
|
|
|
vpx_memcpy(t_above, xd->plane[0].above_context, sizeof(t_above));
|
|
vpx_memcpy(t_left, xd->plane[0].left_context, sizeof(t_left));
|
|
|
|
// Pick modes for each sub-block (of size 4x4, 4x8, or 8x4) in an 8x8 block.
|
|
for (idy = 0; idy < 2; idy += num_4x4_blocks_high) {
|
|
for (idx = 0; idx < 2; idx += num_4x4_blocks_wide) {
|
|
PREDICTION_MODE best_mode = DC_PRED;
|
|
int r = INT_MAX, ry = INT_MAX;
|
|
int64_t d = INT64_MAX, this_rd = INT64_MAX;
|
|
i = idy * 2 + idx;
|
|
if (cpi->common.frame_type == KEY_FRAME) {
|
|
const PREDICTION_MODE A = vp9_above_block_mode(mic, above_mi, i);
|
|
const PREDICTION_MODE L = vp9_left_block_mode(mic, left_mi, i);
|
|
|
|
bmode_costs = cpi->y_mode_costs[A][L];
|
|
}
|
|
|
|
this_rd = rd_pick_intra4x4block(cpi, mb, i, &best_mode, bmode_costs,
|
|
t_above + idx, t_left + idy, &r, &ry, &d,
|
|
bsize, best_rd - total_rd);
|
|
if (this_rd >= best_rd - total_rd)
|
|
return INT64_MAX;
|
|
|
|
total_rd += this_rd;
|
|
cost += r;
|
|
total_distortion += d;
|
|
tot_rate_y += ry;
|
|
|
|
mic->bmi[i].as_mode = best_mode;
|
|
for (j = 1; j < num_4x4_blocks_high; ++j)
|
|
mic->bmi[i + j * 2].as_mode = best_mode;
|
|
for (j = 1; j < num_4x4_blocks_wide; ++j)
|
|
mic->bmi[i + j].as_mode = best_mode;
|
|
|
|
if (total_rd >= best_rd)
|
|
return INT64_MAX;
|
|
}
|
|
}
|
|
|
|
*rate = cost;
|
|
*rate_y = tot_rate_y;
|
|
*distortion = total_distortion;
|
|
mic->mbmi.mode = mic->bmi[3].as_mode;
|
|
|
|
return RDCOST(mb->rdmult, mb->rddiv, cost, total_distortion);
|
|
}
|
|
|
|
static int64_t rd_pick_intra_sby_mode(VP9_COMP *cpi, MACROBLOCK *x,
|
|
int *rate, int *rate_tokenonly,
|
|
int64_t *distortion, int *skippable,
|
|
BLOCK_SIZE bsize,
|
|
int64_t tx_cache[TX_MODES],
|
|
int64_t best_rd) {
|
|
PREDICTION_MODE mode;
|
|
PREDICTION_MODE mode_selected = DC_PRED;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MODE_INFO *const mic = xd->mi[0];
|
|
int this_rate, this_rate_tokenonly, s;
|
|
int64_t this_distortion, this_rd;
|
|
TX_SIZE best_tx = TX_4X4;
|
|
int i;
|
|
int *bmode_costs = cpi->mbmode_cost;
|
|
|
|
if (cpi->sf.tx_size_search_method == USE_FULL_RD)
|
|
for (i = 0; i < TX_MODES; i++)
|
|
tx_cache[i] = INT64_MAX;
|
|
|
|
/* Y Search for intra prediction mode */
|
|
for (mode = DC_PRED; mode <= TM_PRED; mode++) {
|
|
int64_t local_tx_cache[TX_MODES];
|
|
MODE_INFO *above_mi = xd->mi[-xd->mi_stride];
|
|
MODE_INFO *left_mi = xd->left_available ? xd->mi[-1] : NULL;
|
|
|
|
if (!(cpi->sf.intra_y_mode_mask[max_txsize_lookup[bsize]] & (1 << mode)))
|
|
continue;
|
|
|
|
if (cpi->common.frame_type == KEY_FRAME) {
|
|
const PREDICTION_MODE A = vp9_above_block_mode(mic, above_mi, 0);
|
|
const PREDICTION_MODE L = vp9_left_block_mode(mic, left_mi, 0);
|
|
|
|
bmode_costs = cpi->y_mode_costs[A][L];
|
|
}
|
|
mic->mbmi.mode = mode;
|
|
|
|
intra_super_block_yrd(cpi, x, &this_rate_tokenonly, &this_distortion,
|
|
&s, NULL, bsize, local_tx_cache, best_rd);
|
|
|
|
if (this_rate_tokenonly == INT_MAX)
|
|
continue;
|
|
|
|
this_rate = this_rate_tokenonly + bmode_costs[mode];
|
|
this_rd = RDCOST(x->rdmult, x->rddiv, this_rate, this_distortion);
|
|
|
|
if (this_rd < best_rd) {
|
|
mode_selected = mode;
|
|
best_rd = this_rd;
|
|
best_tx = mic->mbmi.tx_size;
|
|
*rate = this_rate;
|
|
*rate_tokenonly = this_rate_tokenonly;
|
|
*distortion = this_distortion;
|
|
*skippable = s;
|
|
}
|
|
|
|
if (cpi->sf.tx_size_search_method == USE_FULL_RD && this_rd < INT64_MAX) {
|
|
for (i = 0; i < TX_MODES && local_tx_cache[i] < INT64_MAX; i++) {
|
|
const int64_t adj_rd = this_rd + local_tx_cache[i] -
|
|
local_tx_cache[cpi->common.tx_mode];
|
|
if (adj_rd < tx_cache[i]) {
|
|
tx_cache[i] = adj_rd;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
mic->mbmi.mode = mode_selected;
|
|
mic->mbmi.tx_size = best_tx;
|
|
|
|
return best_rd;
|
|
}
|
|
|
|
static void super_block_uvrd(const VP9_COMP *cpi, MACROBLOCK *x,
|
|
int *rate, int64_t *distortion, int *skippable,
|
|
int64_t *sse, BLOCK_SIZE bsize,
|
|
int64_t ref_best_rd) {
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
|
|
TX_SIZE uv_txfm_size = get_uv_tx_size(mbmi);
|
|
int plane;
|
|
int pnrate = 0, pnskip = 1;
|
|
int64_t pndist = 0, pnsse = 0;
|
|
|
|
if (ref_best_rd < 0)
|
|
goto term;
|
|
|
|
if (is_inter_block(mbmi)) {
|
|
int plane;
|
|
for (plane = 1; plane < MAX_MB_PLANE; ++plane)
|
|
vp9_subtract_plane(x, bsize, plane);
|
|
}
|
|
|
|
*rate = 0;
|
|
*distortion = 0;
|
|
*sse = 0;
|
|
*skippable = 1;
|
|
|
|
for (plane = 1; plane < MAX_MB_PLANE; ++plane) {
|
|
txfm_rd_in_plane(x, &pnrate, &pndist, &pnskip, &pnsse,
|
|
ref_best_rd, plane, bsize, uv_txfm_size,
|
|
cpi->sf.use_fast_coef_costing);
|
|
if (pnrate == INT_MAX)
|
|
goto term;
|
|
*rate += pnrate;
|
|
*distortion += pndist;
|
|
*sse += pnsse;
|
|
*skippable &= pnskip;
|
|
}
|
|
return;
|
|
|
|
term:
|
|
*rate = INT_MAX;
|
|
*distortion = INT64_MAX;
|
|
*sse = INT64_MAX;
|
|
*skippable = 0;
|
|
return;
|
|
}
|
|
|
|
static int64_t rd_pick_intra_sbuv_mode(VP9_COMP *cpi, MACROBLOCK *x,
|
|
PICK_MODE_CONTEXT *ctx,
|
|
int *rate, int *rate_tokenonly,
|
|
int64_t *distortion, int *skippable,
|
|
BLOCK_SIZE bsize, TX_SIZE max_tx_size) {
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
PREDICTION_MODE mode;
|
|
PREDICTION_MODE mode_selected = DC_PRED;
|
|
int64_t best_rd = INT64_MAX, this_rd;
|
|
int this_rate_tokenonly, this_rate, s;
|
|
int64_t this_distortion, this_sse;
|
|
|
|
for (mode = DC_PRED; mode <= TM_PRED; ++mode) {
|
|
if (!(cpi->sf.intra_uv_mode_mask[max_tx_size] & (1 << mode)))
|
|
continue;
|
|
|
|
xd->mi[0]->mbmi.uv_mode = mode;
|
|
|
|
super_block_uvrd(cpi, x, &this_rate_tokenonly,
|
|
&this_distortion, &s, &this_sse, bsize, best_rd);
|
|
if (this_rate_tokenonly == INT_MAX)
|
|
continue;
|
|
this_rate = this_rate_tokenonly +
|
|
cpi->intra_uv_mode_cost[cpi->common.frame_type][mode];
|
|
this_rd = RDCOST(x->rdmult, x->rddiv, this_rate, this_distortion);
|
|
|
|
if (this_rd < best_rd) {
|
|
mode_selected = mode;
|
|
best_rd = this_rd;
|
|
*rate = this_rate;
|
|
*rate_tokenonly = this_rate_tokenonly;
|
|
*distortion = this_distortion;
|
|
*skippable = s;
|
|
if (!x->select_txfm_size)
|
|
swap_block_ptr(x, ctx, 2, 0, 1, MAX_MB_PLANE);
|
|
}
|
|
}
|
|
|
|
xd->mi[0]->mbmi.uv_mode = mode_selected;
|
|
return best_rd;
|
|
}
|
|
|
|
static int64_t rd_sbuv_dcpred(const VP9_COMP *cpi, MACROBLOCK *x,
|
|
int *rate, int *rate_tokenonly,
|
|
int64_t *distortion, int *skippable,
|
|
BLOCK_SIZE bsize) {
|
|
const VP9_COMMON *cm = &cpi->common;
|
|
int64_t unused;
|
|
|
|
x->e_mbd.mi[0]->mbmi.uv_mode = DC_PRED;
|
|
super_block_uvrd(cpi, x, rate_tokenonly, distortion,
|
|
skippable, &unused, bsize, INT64_MAX);
|
|
*rate = *rate_tokenonly + cpi->intra_uv_mode_cost[cm->frame_type][DC_PRED];
|
|
return RDCOST(x->rdmult, x->rddiv, *rate, *distortion);
|
|
}
|
|
|
|
static void choose_intra_uv_mode(VP9_COMP *cpi, PICK_MODE_CONTEXT *ctx,
|
|
BLOCK_SIZE bsize, TX_SIZE max_tx_size,
|
|
int *rate_uv, int *rate_uv_tokenonly,
|
|
int64_t *dist_uv, int *skip_uv,
|
|
PREDICTION_MODE *mode_uv) {
|
|
MACROBLOCK *const x = &cpi->mb;
|
|
|
|
// Use an estimated rd for uv_intra based on DC_PRED if the
|
|
// appropriate speed flag is set.
|
|
if (cpi->sf.use_uv_intra_rd_estimate) {
|
|
rd_sbuv_dcpred(cpi, x, rate_uv, rate_uv_tokenonly, dist_uv,
|
|
skip_uv, bsize < BLOCK_8X8 ? BLOCK_8X8 : bsize);
|
|
// Else do a proper rd search for each possible transform size that may
|
|
// be considered in the main rd loop.
|
|
} else {
|
|
rd_pick_intra_sbuv_mode(cpi, x, ctx,
|
|
rate_uv, rate_uv_tokenonly, dist_uv, skip_uv,
|
|
bsize < BLOCK_8X8 ? BLOCK_8X8 : bsize, max_tx_size);
|
|
}
|
|
*mode_uv = x->e_mbd.mi[0]->mbmi.uv_mode;
|
|
}
|
|
|
|
static int cost_mv_ref(const VP9_COMP *cpi, PREDICTION_MODE mode,
|
|
int mode_context) {
|
|
const MACROBLOCK *const x = &cpi->mb;
|
|
const int segment_id = x->e_mbd.mi[0]->mbmi.segment_id;
|
|
|
|
// Don't account for mode here if segment skip is enabled.
|
|
if (!vp9_segfeature_active(&cpi->common.seg, segment_id, SEG_LVL_SKIP)) {
|
|
assert(is_inter_mode(mode));
|
|
return cpi->inter_mode_cost[mode_context][INTER_OFFSET(mode)];
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static void joint_motion_search(VP9_COMP *cpi, MACROBLOCK *x,
|
|
BLOCK_SIZE bsize,
|
|
int_mv *frame_mv,
|
|
int mi_row, int mi_col,
|
|
int_mv single_newmv[MAX_REF_FRAMES],
|
|
int *rate_mv);
|
|
|
|
static int set_and_cost_bmi_mvs(VP9_COMP *cpi, MACROBLOCKD *xd, int i,
|
|
PREDICTION_MODE mode, int_mv this_mv[2],
|
|
int_mv frame_mv[MB_MODE_COUNT][MAX_REF_FRAMES],
|
|
int_mv seg_mvs[MAX_REF_FRAMES],
|
|
int_mv *best_ref_mv[2], const int *mvjcost,
|
|
int *mvcost[2]) {
|
|
MODE_INFO *const mic = xd->mi[0];
|
|
const MB_MODE_INFO *const mbmi = &mic->mbmi;
|
|
int thismvcost = 0;
|
|
int idx, idy;
|
|
const int num_4x4_blocks_wide = num_4x4_blocks_wide_lookup[mbmi->sb_type];
|
|
const int num_4x4_blocks_high = num_4x4_blocks_high_lookup[mbmi->sb_type];
|
|
const int is_compound = has_second_ref(mbmi);
|
|
|
|
switch (mode) {
|
|
case NEWMV:
|
|
this_mv[0].as_int = seg_mvs[mbmi->ref_frame[0]].as_int;
|
|
thismvcost += vp9_mv_bit_cost(&this_mv[0].as_mv, &best_ref_mv[0]->as_mv,
|
|
mvjcost, mvcost, MV_COST_WEIGHT_SUB);
|
|
if (is_compound) {
|
|
this_mv[1].as_int = seg_mvs[mbmi->ref_frame[1]].as_int;
|
|
thismvcost += vp9_mv_bit_cost(&this_mv[1].as_mv, &best_ref_mv[1]->as_mv,
|
|
mvjcost, mvcost, MV_COST_WEIGHT_SUB);
|
|
}
|
|
break;
|
|
case NEARMV:
|
|
case NEARESTMV:
|
|
this_mv[0].as_int = frame_mv[mode][mbmi->ref_frame[0]].as_int;
|
|
if (is_compound)
|
|
this_mv[1].as_int = frame_mv[mode][mbmi->ref_frame[1]].as_int;
|
|
break;
|
|
case ZEROMV:
|
|
this_mv[0].as_int = 0;
|
|
if (is_compound)
|
|
this_mv[1].as_int = 0;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
mic->bmi[i].as_mv[0].as_int = this_mv[0].as_int;
|
|
if (is_compound)
|
|
mic->bmi[i].as_mv[1].as_int = this_mv[1].as_int;
|
|
|
|
mic->bmi[i].as_mode = mode;
|
|
|
|
for (idy = 0; idy < num_4x4_blocks_high; ++idy)
|
|
for (idx = 0; idx < num_4x4_blocks_wide; ++idx)
|
|
vpx_memcpy(&mic->bmi[i + idy * 2 + idx],
|
|
&mic->bmi[i], sizeof(mic->bmi[i]));
|
|
|
|
return cost_mv_ref(cpi, mode, mbmi->mode_context[mbmi->ref_frame[0]]) +
|
|
thismvcost;
|
|
}
|
|
|
|
static int64_t encode_inter_mb_segment(VP9_COMP *cpi,
|
|
MACROBLOCK *x,
|
|
int64_t best_yrd,
|
|
int i,
|
|
int *labelyrate,
|
|
int64_t *distortion, int64_t *sse,
|
|
ENTROPY_CONTEXT *ta,
|
|
ENTROPY_CONTEXT *tl,
|
|
int mi_row, int mi_col) {
|
|
int k;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
struct macroblockd_plane *const pd = &xd->plane[0];
|
|
struct macroblock_plane *const p = &x->plane[0];
|
|
MODE_INFO *const mi = xd->mi[0];
|
|
const BLOCK_SIZE plane_bsize = get_plane_block_size(mi->mbmi.sb_type, pd);
|
|
const int width = 4 * num_4x4_blocks_wide_lookup[plane_bsize];
|
|
const int height = 4 * num_4x4_blocks_high_lookup[plane_bsize];
|
|
int idx, idy;
|
|
|
|
const uint8_t *const src = &p->src.buf[raster_block_offset(BLOCK_8X8, i,
|
|
p->src.stride)];
|
|
uint8_t *const dst = &pd->dst.buf[raster_block_offset(BLOCK_8X8, i,
|
|
pd->dst.stride)];
|
|
int64_t thisdistortion = 0, thissse = 0;
|
|
int thisrate = 0, ref;
|
|
const scan_order *so = &vp9_default_scan_orders[TX_4X4];
|
|
const int is_compound = has_second_ref(&mi->mbmi);
|
|
const InterpKernel *kernel = vp9_get_interp_kernel(mi->mbmi.interp_filter);
|
|
|
|
for (ref = 0; ref < 1 + is_compound; ++ref) {
|
|
const uint8_t *pre = &pd->pre[ref].buf[raster_block_offset(BLOCK_8X8, i,
|
|
pd->pre[ref].stride)];
|
|
vp9_build_inter_predictor(pre, pd->pre[ref].stride,
|
|
dst, pd->dst.stride,
|
|
&mi->bmi[i].as_mv[ref].as_mv,
|
|
&xd->block_refs[ref]->sf, width, height, ref,
|
|
kernel, MV_PRECISION_Q3,
|
|
mi_col * MI_SIZE + 4 * (i % 2),
|
|
mi_row * MI_SIZE + 4 * (i / 2));
|
|
}
|
|
|
|
vp9_subtract_block(height, width,
|
|
raster_block_offset_int16(BLOCK_8X8, i, p->src_diff), 8,
|
|
src, p->src.stride,
|
|
dst, pd->dst.stride);
|
|
|
|
k = i;
|
|
for (idy = 0; idy < height / 4; ++idy) {
|
|
for (idx = 0; idx < width / 4; ++idx) {
|
|
int64_t ssz, rd, rd1, rd2;
|
|
int16_t* coeff;
|
|
|
|
k += (idy * 2 + idx);
|
|
coeff = BLOCK_OFFSET(p->coeff, k);
|
|
x->fwd_txm4x4(raster_block_offset_int16(BLOCK_8X8, k, p->src_diff),
|
|
coeff, 8);
|
|
vp9_regular_quantize_b_4x4(x, 0, k, so->scan, so->iscan);
|
|
thisdistortion += vp9_block_error(coeff, BLOCK_OFFSET(pd->dqcoeff, k),
|
|
16, &ssz);
|
|
thissse += ssz;
|
|
thisrate += cost_coeffs(x, 0, k, ta + (k & 1), tl + (k >> 1), TX_4X4,
|
|
so->scan, so->neighbors,
|
|
cpi->sf.use_fast_coef_costing);
|
|
rd1 = RDCOST(x->rdmult, x->rddiv, thisrate, thisdistortion >> 2);
|
|
rd2 = RDCOST(x->rdmult, x->rddiv, 0, thissse >> 2);
|
|
rd = MIN(rd1, rd2);
|
|
if (rd >= best_yrd)
|
|
return INT64_MAX;
|
|
}
|
|
}
|
|
|
|
*distortion = thisdistortion >> 2;
|
|
*labelyrate = thisrate;
|
|
*sse = thissse >> 2;
|
|
|
|
return RDCOST(x->rdmult, x->rddiv, *labelyrate, *distortion);
|
|
}
|
|
|
|
typedef struct {
|
|
int eobs;
|
|
int brate;
|
|
int byrate;
|
|
int64_t bdist;
|
|
int64_t bsse;
|
|
int64_t brdcost;
|
|
int_mv mvs[2];
|
|
ENTROPY_CONTEXT ta[2];
|
|
ENTROPY_CONTEXT tl[2];
|
|
} SEG_RDSTAT;
|
|
|
|
typedef struct {
|
|
int_mv *ref_mv[2];
|
|
int_mv mvp;
|
|
|
|
int64_t segment_rd;
|
|
int r;
|
|
int64_t d;
|
|
int64_t sse;
|
|
int segment_yrate;
|
|
PREDICTION_MODE modes[4];
|
|
SEG_RDSTAT rdstat[4][INTER_MODES];
|
|
int mvthresh;
|
|
} BEST_SEG_INFO;
|
|
|
|
static INLINE int mv_check_bounds(const MACROBLOCK *x, const MV *mv) {
|
|
return (mv->row >> 3) < x->mv_row_min ||
|
|
(mv->row >> 3) > x->mv_row_max ||
|
|
(mv->col >> 3) < x->mv_col_min ||
|
|
(mv->col >> 3) > x->mv_col_max;
|
|
}
|
|
|
|
static INLINE void mi_buf_shift(MACROBLOCK *x, int i) {
|
|
MB_MODE_INFO *const mbmi = &x->e_mbd.mi[0]->mbmi;
|
|
struct macroblock_plane *const p = &x->plane[0];
|
|
struct macroblockd_plane *const pd = &x->e_mbd.plane[0];
|
|
|
|
p->src.buf = &p->src.buf[raster_block_offset(BLOCK_8X8, i, p->src.stride)];
|
|
assert(((intptr_t)pd->pre[0].buf & 0x7) == 0);
|
|
pd->pre[0].buf = &pd->pre[0].buf[raster_block_offset(BLOCK_8X8, i,
|
|
pd->pre[0].stride)];
|
|
if (has_second_ref(mbmi))
|
|
pd->pre[1].buf = &pd->pre[1].buf[raster_block_offset(BLOCK_8X8, i,
|
|
pd->pre[1].stride)];
|
|
}
|
|
|
|
static INLINE void mi_buf_restore(MACROBLOCK *x, struct buf_2d orig_src,
|
|
struct buf_2d orig_pre[2]) {
|
|
MB_MODE_INFO *mbmi = &x->e_mbd.mi[0]->mbmi;
|
|
x->plane[0].src = orig_src;
|
|
x->e_mbd.plane[0].pre[0] = orig_pre[0];
|
|
if (has_second_ref(mbmi))
|
|
x->e_mbd.plane[0].pre[1] = orig_pre[1];
|
|
}
|
|
|
|
static INLINE int mv_has_subpel(const MV *mv) {
|
|
return (mv->row & 0x0F) || (mv->col & 0x0F);
|
|
}
|
|
|
|
// Check if NEARESTMV/NEARMV/ZEROMV is the cheapest way encode zero motion.
|
|
// TODO(aconverse): Find out if this is still productive then clean up or remove
|
|
static int check_best_zero_mv(
|
|
const VP9_COMP *cpi, const uint8_t mode_context[MAX_REF_FRAMES],
|
|
int_mv frame_mv[MB_MODE_COUNT][MAX_REF_FRAMES],
|
|
int disable_inter_mode_mask, int this_mode,
|
|
const MV_REFERENCE_FRAME ref_frames[2]) {
|
|
if (!(disable_inter_mode_mask & (1 << INTER_OFFSET(ZEROMV))) &&
|
|
(this_mode == NEARMV || this_mode == NEARESTMV || this_mode == ZEROMV) &&
|
|
frame_mv[this_mode][ref_frames[0]].as_int == 0 &&
|
|
(ref_frames[1] == NONE ||
|
|
frame_mv[this_mode][ref_frames[1]].as_int == 0)) {
|
|
int rfc = mode_context[ref_frames[0]];
|
|
int c1 = cost_mv_ref(cpi, NEARMV, rfc);
|
|
int c2 = cost_mv_ref(cpi, NEARESTMV, rfc);
|
|
int c3 = cost_mv_ref(cpi, ZEROMV, rfc);
|
|
|
|
if (this_mode == NEARMV) {
|
|
if (c1 > c3) return 0;
|
|
} else if (this_mode == NEARESTMV) {
|
|
if (c2 > c3) return 0;
|
|
} else {
|
|
assert(this_mode == ZEROMV);
|
|
if (ref_frames[1] == NONE) {
|
|
if ((c3 >= c2 && frame_mv[NEARESTMV][ref_frames[0]].as_int == 0) ||
|
|
(c3 >= c1 && frame_mv[NEARMV][ref_frames[0]].as_int == 0))
|
|
return 0;
|
|
} else {
|
|
if ((c3 >= c2 && frame_mv[NEARESTMV][ref_frames[0]].as_int == 0 &&
|
|
frame_mv[NEARESTMV][ref_frames[1]].as_int == 0) ||
|
|
(c3 >= c1 && frame_mv[NEARMV][ref_frames[0]].as_int == 0 &&
|
|
frame_mv[NEARMV][ref_frames[1]].as_int == 0))
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static int64_t rd_pick_best_sub8x8_mode(VP9_COMP *cpi, MACROBLOCK *x,
|
|
const TileInfo * const tile,
|
|
int_mv *best_ref_mv,
|
|
int_mv *second_best_ref_mv,
|
|
int64_t best_rd, int *returntotrate,
|
|
int *returnyrate,
|
|
int64_t *returndistortion,
|
|
int *skippable, int64_t *psse,
|
|
int mvthresh,
|
|
int_mv seg_mvs[4][MAX_REF_FRAMES],
|
|
BEST_SEG_INFO *bsi_buf, int filter_idx,
|
|
int mi_row, int mi_col) {
|
|
int i;
|
|
BEST_SEG_INFO *bsi = bsi_buf + filter_idx;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
MODE_INFO *mi = xd->mi[0];
|
|
MB_MODE_INFO *mbmi = &mi->mbmi;
|
|
int mode_idx;
|
|
int k, br = 0, idx, idy;
|
|
int64_t bd = 0, block_sse = 0;
|
|
PREDICTION_MODE this_mode;
|
|
VP9_COMMON *cm = &cpi->common;
|
|
struct macroblock_plane *const p = &x->plane[0];
|
|
struct macroblockd_plane *const pd = &xd->plane[0];
|
|
const int label_count = 4;
|
|
int64_t this_segment_rd = 0;
|
|
int label_mv_thresh;
|
|
int segmentyrate = 0;
|
|
const BLOCK_SIZE bsize = mbmi->sb_type;
|
|
const int num_4x4_blocks_wide = num_4x4_blocks_wide_lookup[bsize];
|
|
const int num_4x4_blocks_high = num_4x4_blocks_high_lookup[bsize];
|
|
ENTROPY_CONTEXT t_above[2], t_left[2];
|
|
int subpelmv = 1, have_ref = 0;
|
|
const int has_second_rf = has_second_ref(mbmi);
|
|
const int disable_inter_mode_mask = cpi->sf.disable_inter_mode_mask[bsize];
|
|
|
|
vp9_zero(*bsi);
|
|
|
|
bsi->segment_rd = best_rd;
|
|
bsi->ref_mv[0] = best_ref_mv;
|
|
bsi->ref_mv[1] = second_best_ref_mv;
|
|
bsi->mvp.as_int = best_ref_mv->as_int;
|
|
bsi->mvthresh = mvthresh;
|
|
|
|
for (i = 0; i < 4; i++)
|
|
bsi->modes[i] = ZEROMV;
|
|
|
|
vpx_memcpy(t_above, pd->above_context, sizeof(t_above));
|
|
vpx_memcpy(t_left, pd->left_context, sizeof(t_left));
|
|
|
|
// 64 makes this threshold really big effectively
|
|
// making it so that we very rarely check mvs on
|
|
// segments. setting this to 1 would make mv thresh
|
|
// roughly equal to what it is for macroblocks
|
|
label_mv_thresh = 1 * bsi->mvthresh / label_count;
|
|
|
|
// Segmentation method overheads
|
|
for (idy = 0; idy < 2; idy += num_4x4_blocks_high) {
|
|
for (idx = 0; idx < 2; idx += num_4x4_blocks_wide) {
|
|
// TODO(jingning,rbultje): rewrite the rate-distortion optimization
|
|
// loop for 4x4/4x8/8x4 block coding. to be replaced with new rd loop
|
|
int_mv mode_mv[MB_MODE_COUNT][2];
|
|
int_mv frame_mv[MB_MODE_COUNT][MAX_REF_FRAMES];
|
|
PREDICTION_MODE mode_selected = ZEROMV;
|
|
int64_t best_rd = INT64_MAX;
|
|
const int i = idy * 2 + idx;
|
|
int ref;
|
|
|
|
for (ref = 0; ref < 1 + has_second_rf; ++ref) {
|
|
const MV_REFERENCE_FRAME frame = mbmi->ref_frame[ref];
|
|
frame_mv[ZEROMV][frame].as_int = 0;
|
|
vp9_append_sub8x8_mvs_for_idx(cm, xd, tile, i, ref, mi_row, mi_col,
|
|
&frame_mv[NEARESTMV][frame],
|
|
&frame_mv[NEARMV][frame]);
|
|
}
|
|
|
|
// search for the best motion vector on this segment
|
|
for (this_mode = NEARESTMV; this_mode <= NEWMV; ++this_mode) {
|
|
const struct buf_2d orig_src = x->plane[0].src;
|
|
struct buf_2d orig_pre[2];
|
|
|
|
mode_idx = INTER_OFFSET(this_mode);
|
|
bsi->rdstat[i][mode_idx].brdcost = INT64_MAX;
|
|
if (disable_inter_mode_mask & (1 << mode_idx))
|
|
continue;
|
|
|
|
if (!check_best_zero_mv(cpi, mbmi->mode_context, frame_mv,
|
|
disable_inter_mode_mask,
|
|
this_mode, mbmi->ref_frame))
|
|
continue;
|
|
|
|
vpx_memcpy(orig_pre, pd->pre, sizeof(orig_pre));
|
|
vpx_memcpy(bsi->rdstat[i][mode_idx].ta, t_above,
|
|
sizeof(bsi->rdstat[i][mode_idx].ta));
|
|
vpx_memcpy(bsi->rdstat[i][mode_idx].tl, t_left,
|
|
sizeof(bsi->rdstat[i][mode_idx].tl));
|
|
|
|
// motion search for newmv (single predictor case only)
|
|
if (!has_second_rf && this_mode == NEWMV &&
|
|
seg_mvs[i][mbmi->ref_frame[0]].as_int == INVALID_MV) {
|
|
MV *const new_mv = &mode_mv[NEWMV][0].as_mv;
|
|
int step_param = 0;
|
|
int thissme, bestsme = INT_MAX;
|
|
int sadpb = x->sadperbit4;
|
|
MV mvp_full;
|
|
int max_mv;
|
|
|
|
/* Is the best so far sufficiently good that we cant justify doing
|
|
* and new motion search. */
|
|
if (best_rd < label_mv_thresh)
|
|
break;
|
|
|
|
if (!is_best_mode(cpi->oxcf.mode)) {
|
|
// use previous block's result as next block's MV predictor.
|
|
if (i > 0) {
|
|
bsi->mvp.as_int = mi->bmi[i - 1].as_mv[0].as_int;
|
|
if (i == 2)
|
|
bsi->mvp.as_int = mi->bmi[i - 2].as_mv[0].as_int;
|
|
}
|
|
}
|
|
if (i == 0)
|
|
max_mv = x->max_mv_context[mbmi->ref_frame[0]];
|
|
else
|
|
max_mv = MAX(abs(bsi->mvp.as_mv.row), abs(bsi->mvp.as_mv.col)) >> 3;
|
|
|
|
if (cpi->sf.auto_mv_step_size && cm->show_frame) {
|
|
// Take wtd average of the step_params based on the last frame's
|
|
// max mv magnitude and the best ref mvs of the current block for
|
|
// the given reference.
|
|
step_param = (vp9_init_search_range(&cpi->sf, max_mv) +
|
|
cpi->mv_step_param) / 2;
|
|
} else {
|
|
step_param = cpi->mv_step_param;
|
|
}
|
|
|
|
mvp_full.row = bsi->mvp.as_mv.row >> 3;
|
|
mvp_full.col = bsi->mvp.as_mv.col >> 3;
|
|
|
|
if (cpi->sf.adaptive_motion_search && cm->show_frame) {
|
|
mvp_full.row = x->pred_mv[mbmi->ref_frame[0]].row >> 3;
|
|
mvp_full.col = x->pred_mv[mbmi->ref_frame[0]].col >> 3;
|
|
step_param = MAX(step_param, 8);
|
|
}
|
|
|
|
// adjust src pointer for this block
|
|
mi_buf_shift(x, i);
|
|
|
|
vp9_set_mv_search_range(x, &bsi->ref_mv[0]->as_mv);
|
|
|
|
bestsme = full_pixel_search(cpi, x, bsize, &mvp_full, step_param,
|
|
sadpb, &bsi->ref_mv[0]->as_mv, new_mv,
|
|
INT_MAX, 1);
|
|
|
|
// Should we do a full search (best quality only)
|
|
if (is_best_mode(cpi->oxcf.mode)) {
|
|
int_mv *const best_mv = &mi->bmi[i].as_mv[0];
|
|
/* Check if mvp_full is within the range. */
|
|
clamp_mv(&mvp_full, x->mv_col_min, x->mv_col_max,
|
|
x->mv_row_min, x->mv_row_max);
|
|
thissme = cpi->full_search_sad(x, &mvp_full,
|
|
sadpb, 16, &cpi->fn_ptr[bsize],
|
|
&bsi->ref_mv[0]->as_mv,
|
|
&best_mv->as_mv);
|
|
if (thissme < bestsme) {
|
|
bestsme = thissme;
|
|
*new_mv = best_mv->as_mv;
|
|
} else {
|
|
// The full search result is actually worse so re-instate the
|
|
// previous best vector
|
|
best_mv->as_mv = *new_mv;
|
|
}
|
|
}
|
|
|
|
if (bestsme < INT_MAX) {
|
|
int distortion;
|
|
cpi->find_fractional_mv_step(x,
|
|
new_mv,
|
|
&bsi->ref_mv[0]->as_mv,
|
|
cm->allow_high_precision_mv,
|
|
x->errorperbit, &cpi->fn_ptr[bsize],
|
|
cpi->sf.subpel_force_stop,
|
|
cpi->sf.subpel_iters_per_step,
|
|
x->nmvjointcost, x->mvcost,
|
|
&distortion,
|
|
&x->pred_sse[mbmi->ref_frame[0]]);
|
|
|
|
// save motion search result for use in compound prediction
|
|
seg_mvs[i][mbmi->ref_frame[0]].as_mv = *new_mv;
|
|
}
|
|
|
|
if (cpi->sf.adaptive_motion_search)
|
|
x->pred_mv[mbmi->ref_frame[0]] = *new_mv;
|
|
|
|
// restore src pointers
|
|
mi_buf_restore(x, orig_src, orig_pre);
|
|
}
|
|
|
|
if (has_second_rf) {
|
|
if (seg_mvs[i][mbmi->ref_frame[1]].as_int == INVALID_MV ||
|
|
seg_mvs[i][mbmi->ref_frame[0]].as_int == INVALID_MV)
|
|
continue;
|
|
}
|
|
|
|
if (has_second_rf && this_mode == NEWMV &&
|
|
mbmi->interp_filter == EIGHTTAP) {
|
|
// adjust src pointers
|
|
mi_buf_shift(x, i);
|
|
if (cpi->sf.comp_inter_joint_search_thresh <= bsize) {
|
|
int rate_mv;
|
|
joint_motion_search(cpi, x, bsize, frame_mv[this_mode],
|
|
mi_row, mi_col, seg_mvs[i],
|
|
&rate_mv);
|
|
seg_mvs[i][mbmi->ref_frame[0]].as_int =
|
|
frame_mv[this_mode][mbmi->ref_frame[0]].as_int;
|
|
seg_mvs[i][mbmi->ref_frame[1]].as_int =
|
|
frame_mv[this_mode][mbmi->ref_frame[1]].as_int;
|
|
}
|
|
// restore src pointers
|
|
mi_buf_restore(x, orig_src, orig_pre);
|
|
}
|
|
|
|
bsi->rdstat[i][mode_idx].brate =
|
|
set_and_cost_bmi_mvs(cpi, xd, i, this_mode, mode_mv[this_mode],
|
|
frame_mv, seg_mvs[i], bsi->ref_mv,
|
|
x->nmvjointcost, x->mvcost);
|
|
|
|
for (ref = 0; ref < 1 + has_second_rf; ++ref) {
|
|
bsi->rdstat[i][mode_idx].mvs[ref].as_int =
|
|
mode_mv[this_mode][ref].as_int;
|
|
if (num_4x4_blocks_wide > 1)
|
|
bsi->rdstat[i + 1][mode_idx].mvs[ref].as_int =
|
|
mode_mv[this_mode][ref].as_int;
|
|
if (num_4x4_blocks_high > 1)
|
|
bsi->rdstat[i + 2][mode_idx].mvs[ref].as_int =
|
|
mode_mv[this_mode][ref].as_int;
|
|
}
|
|
|
|
// Trap vectors that reach beyond the UMV borders
|
|
if (mv_check_bounds(x, &mode_mv[this_mode][0].as_mv) ||
|
|
(has_second_rf &&
|
|
mv_check_bounds(x, &mode_mv[this_mode][1].as_mv)))
|
|
continue;
|
|
|
|
if (filter_idx > 0) {
|
|
BEST_SEG_INFO *ref_bsi = bsi_buf;
|
|
subpelmv = 0;
|
|
have_ref = 1;
|
|
|
|
for (ref = 0; ref < 1 + has_second_rf; ++ref) {
|
|
subpelmv |= mv_has_subpel(&mode_mv[this_mode][ref].as_mv);
|
|
have_ref &= mode_mv[this_mode][ref].as_int ==
|
|
ref_bsi->rdstat[i][mode_idx].mvs[ref].as_int;
|
|
}
|
|
|
|
if (filter_idx > 1 && !subpelmv && !have_ref) {
|
|
ref_bsi = bsi_buf + 1;
|
|
have_ref = 1;
|
|
for (ref = 0; ref < 1 + has_second_rf; ++ref)
|
|
have_ref &= mode_mv[this_mode][ref].as_int ==
|
|
ref_bsi->rdstat[i][mode_idx].mvs[ref].as_int;
|
|
}
|
|
|
|
if (!subpelmv && have_ref &&
|
|
ref_bsi->rdstat[i][mode_idx].brdcost < INT64_MAX) {
|
|
vpx_memcpy(&bsi->rdstat[i][mode_idx], &ref_bsi->rdstat[i][mode_idx],
|
|
sizeof(SEG_RDSTAT));
|
|
if (num_4x4_blocks_wide > 1)
|
|
bsi->rdstat[i + 1][mode_idx].eobs =
|
|
ref_bsi->rdstat[i + 1][mode_idx].eobs;
|
|
if (num_4x4_blocks_high > 1)
|
|
bsi->rdstat[i + 2][mode_idx].eobs =
|
|
ref_bsi->rdstat[i + 2][mode_idx].eobs;
|
|
|
|
if (bsi->rdstat[i][mode_idx].brdcost < best_rd) {
|
|
mode_selected = this_mode;
|
|
best_rd = bsi->rdstat[i][mode_idx].brdcost;
|
|
}
|
|
continue;
|
|
}
|
|
}
|
|
|
|
bsi->rdstat[i][mode_idx].brdcost =
|
|
encode_inter_mb_segment(cpi, x,
|
|
bsi->segment_rd - this_segment_rd, i,
|
|
&bsi->rdstat[i][mode_idx].byrate,
|
|
&bsi->rdstat[i][mode_idx].bdist,
|
|
&bsi->rdstat[i][mode_idx].bsse,
|
|
bsi->rdstat[i][mode_idx].ta,
|
|
bsi->rdstat[i][mode_idx].tl,
|
|
mi_row, mi_col);
|
|
if (bsi->rdstat[i][mode_idx].brdcost < INT64_MAX) {
|
|
bsi->rdstat[i][mode_idx].brdcost += RDCOST(x->rdmult, x->rddiv,
|
|
bsi->rdstat[i][mode_idx].brate, 0);
|
|
bsi->rdstat[i][mode_idx].brate += bsi->rdstat[i][mode_idx].byrate;
|
|
bsi->rdstat[i][mode_idx].eobs = p->eobs[i];
|
|
if (num_4x4_blocks_wide > 1)
|
|
bsi->rdstat[i + 1][mode_idx].eobs = p->eobs[i + 1];
|
|
if (num_4x4_blocks_high > 1)
|
|
bsi->rdstat[i + 2][mode_idx].eobs = p->eobs[i + 2];
|
|
}
|
|
|
|
if (bsi->rdstat[i][mode_idx].brdcost < best_rd) {
|
|
mode_selected = this_mode;
|
|
best_rd = bsi->rdstat[i][mode_idx].brdcost;
|
|
}
|
|
} /*for each 4x4 mode*/
|
|
|
|
if (best_rd == INT64_MAX) {
|
|
int iy, midx;
|
|
for (iy = i + 1; iy < 4; ++iy)
|
|
for (midx = 0; midx < INTER_MODES; ++midx)
|
|
bsi->rdstat[iy][midx].brdcost = INT64_MAX;
|
|
bsi->segment_rd = INT64_MAX;
|
|
return INT64_MAX;;
|
|
}
|
|
|
|
mode_idx = INTER_OFFSET(mode_selected);
|
|
vpx_memcpy(t_above, bsi->rdstat[i][mode_idx].ta, sizeof(t_above));
|
|
vpx_memcpy(t_left, bsi->rdstat[i][mode_idx].tl, sizeof(t_left));
|
|
|
|
set_and_cost_bmi_mvs(cpi, xd, i, mode_selected, mode_mv[mode_selected],
|
|
frame_mv, seg_mvs[i], bsi->ref_mv, x->nmvjointcost,
|
|
x->mvcost);
|
|
|
|
br += bsi->rdstat[i][mode_idx].brate;
|
|
bd += bsi->rdstat[i][mode_idx].bdist;
|
|
block_sse += bsi->rdstat[i][mode_idx].bsse;
|
|
segmentyrate += bsi->rdstat[i][mode_idx].byrate;
|
|
this_segment_rd += bsi->rdstat[i][mode_idx].brdcost;
|
|
|
|
if (this_segment_rd > bsi->segment_rd) {
|
|
int iy, midx;
|
|
for (iy = i + 1; iy < 4; ++iy)
|
|
for (midx = 0; midx < INTER_MODES; ++midx)
|
|
bsi->rdstat[iy][midx].brdcost = INT64_MAX;
|
|
bsi->segment_rd = INT64_MAX;
|
|
return INT64_MAX;;
|
|
}
|
|
}
|
|
} /* for each label */
|
|
|
|
bsi->r = br;
|
|
bsi->d = bd;
|
|
bsi->segment_yrate = segmentyrate;
|
|
bsi->segment_rd = this_segment_rd;
|
|
bsi->sse = block_sse;
|
|
|
|
// update the coding decisions
|
|
for (k = 0; k < 4; ++k)
|
|
bsi->modes[k] = mi->bmi[k].as_mode;
|
|
|
|
if (bsi->segment_rd > best_rd)
|
|
return INT64_MAX;
|
|
/* set it to the best */
|
|
for (i = 0; i < 4; i++) {
|
|
mode_idx = INTER_OFFSET(bsi->modes[i]);
|
|
mi->bmi[i].as_mv[0].as_int = bsi->rdstat[i][mode_idx].mvs[0].as_int;
|
|
if (has_second_ref(mbmi))
|
|
mi->bmi[i].as_mv[1].as_int = bsi->rdstat[i][mode_idx].mvs[1].as_int;
|
|
x->plane[0].eobs[i] = bsi->rdstat[i][mode_idx].eobs;
|
|
mi->bmi[i].as_mode = bsi->modes[i];
|
|
}
|
|
|
|
/*
|
|
* used to set mbmi->mv.as_int
|
|
*/
|
|
*returntotrate = bsi->r;
|
|
*returndistortion = bsi->d;
|
|
*returnyrate = bsi->segment_yrate;
|
|
*skippable = vp9_is_skippable_in_plane(x, BLOCK_8X8, 0);
|
|
*psse = bsi->sse;
|
|
mbmi->mode = bsi->modes[3];
|
|
|
|
return bsi->segment_rd;
|
|
}
|
|
|
|
static void 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,
|
|
0x7fffffff);
|
|
|
|
// 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;
|
|
}
|
|
|
|
static void estimate_ref_frame_costs(const VP9_COMMON *cm,
|
|
const MACROBLOCKD *xd,
|
|
int segment_id,
|
|
unsigned int *ref_costs_single,
|
|
unsigned int *ref_costs_comp,
|
|
vp9_prob *comp_mode_p) {
|
|
int seg_ref_active = vp9_segfeature_active(&cm->seg, segment_id,
|
|
SEG_LVL_REF_FRAME);
|
|
if (seg_ref_active) {
|
|
vpx_memset(ref_costs_single, 0, MAX_REF_FRAMES * sizeof(*ref_costs_single));
|
|
vpx_memset(ref_costs_comp, 0, MAX_REF_FRAMES * sizeof(*ref_costs_comp));
|
|
*comp_mode_p = 128;
|
|
} else {
|
|
vp9_prob intra_inter_p = vp9_get_intra_inter_prob(cm, xd);
|
|
vp9_prob comp_inter_p = 128;
|
|
|
|
if (cm->reference_mode == REFERENCE_MODE_SELECT) {
|
|
comp_inter_p = vp9_get_reference_mode_prob(cm, xd);
|
|
*comp_mode_p = comp_inter_p;
|
|
} else {
|
|
*comp_mode_p = 128;
|
|
}
|
|
|
|
ref_costs_single[INTRA_FRAME] = vp9_cost_bit(intra_inter_p, 0);
|
|
|
|
if (cm->reference_mode != COMPOUND_REFERENCE) {
|
|
vp9_prob ref_single_p1 = vp9_get_pred_prob_single_ref_p1(cm, xd);
|
|
vp9_prob ref_single_p2 = vp9_get_pred_prob_single_ref_p2(cm, xd);
|
|
unsigned int base_cost = vp9_cost_bit(intra_inter_p, 1);
|
|
|
|
if (cm->reference_mode == REFERENCE_MODE_SELECT)
|
|
base_cost += vp9_cost_bit(comp_inter_p, 0);
|
|
|
|
ref_costs_single[LAST_FRAME] = ref_costs_single[GOLDEN_FRAME] =
|
|
ref_costs_single[ALTREF_FRAME] = base_cost;
|
|
ref_costs_single[LAST_FRAME] += vp9_cost_bit(ref_single_p1, 0);
|
|
ref_costs_single[GOLDEN_FRAME] += vp9_cost_bit(ref_single_p1, 1);
|
|
ref_costs_single[ALTREF_FRAME] += vp9_cost_bit(ref_single_p1, 1);
|
|
ref_costs_single[GOLDEN_FRAME] += vp9_cost_bit(ref_single_p2, 0);
|
|
ref_costs_single[ALTREF_FRAME] += vp9_cost_bit(ref_single_p2, 1);
|
|
} else {
|
|
ref_costs_single[LAST_FRAME] = 512;
|
|
ref_costs_single[GOLDEN_FRAME] = 512;
|
|
ref_costs_single[ALTREF_FRAME] = 512;
|
|
}
|
|
if (cm->reference_mode != SINGLE_REFERENCE) {
|
|
vp9_prob ref_comp_p = vp9_get_pred_prob_comp_ref_p(cm, xd);
|
|
unsigned int base_cost = vp9_cost_bit(intra_inter_p, 1);
|
|
|
|
if (cm->reference_mode == REFERENCE_MODE_SELECT)
|
|
base_cost += vp9_cost_bit(comp_inter_p, 1);
|
|
|
|
ref_costs_comp[LAST_FRAME] = base_cost + vp9_cost_bit(ref_comp_p, 0);
|
|
ref_costs_comp[GOLDEN_FRAME] = base_cost + vp9_cost_bit(ref_comp_p, 1);
|
|
} else {
|
|
ref_costs_comp[LAST_FRAME] = 512;
|
|
ref_costs_comp[GOLDEN_FRAME] = 512;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void store_coding_context(MACROBLOCK *x, PICK_MODE_CONTEXT *ctx,
|
|
int mode_index,
|
|
int_mv *ref_mv,
|
|
int_mv *second_ref_mv,
|
|
int64_t comp_pred_diff[REFERENCE_MODES],
|
|
const int64_t tx_size_diff[TX_MODES],
|
|
int64_t best_filter_diff[SWITCHABLE_FILTER_CONTEXTS]) {
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
|
|
// Take a snapshot of the coding context so it can be
|
|
// restored if we decide to encode this way
|
|
ctx->skip = x->skip;
|
|
ctx->best_mode_index = mode_index;
|
|
ctx->mic = *xd->mi[0];
|
|
ctx->single_pred_diff = (int)comp_pred_diff[SINGLE_REFERENCE];
|
|
ctx->comp_pred_diff = (int)comp_pred_diff[COMPOUND_REFERENCE];
|
|
ctx->hybrid_pred_diff = (int)comp_pred_diff[REFERENCE_MODE_SELECT];
|
|
|
|
vpx_memcpy(ctx->tx_rd_diff, tx_size_diff, sizeof(ctx->tx_rd_diff));
|
|
vpx_memcpy(ctx->best_filter_diff, best_filter_diff,
|
|
sizeof(*best_filter_diff) * SWITCHABLE_FILTER_CONTEXTS);
|
|
}
|
|
|
|
static void 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;
|
|
#if CONFIG_ALPHA
|
|
dst[3].buf = src->alpha_buffer;
|
|
dst[3].stride = src->alpha_stride;
|
|
#endif
|
|
|
|
// TODO(jkoleszar): Make scale factors per-plane data
|
|
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);
|
|
}
|
|
}
|
|
|
|
void vp9_setup_buffer_inter(VP9_COMP *cpi, MACROBLOCK *x,
|
|
const TileInfo *const tile,
|
|
MV_REFERENCE_FRAME ref_frame,
|
|
BLOCK_SIZE block_size,
|
|
int mi_row, int mi_col,
|
|
int_mv frame_nearest_mv[MAX_REF_FRAMES],
|
|
int_mv frame_near_mv[MAX_REF_FRAMES],
|
|
struct buf_2d yv12_mb[4][MAX_MB_PLANE]) {
|
|
const VP9_COMMON *cm = &cpi->common;
|
|
const YV12_BUFFER_CONFIG *yv12 = get_ref_frame_buffer(cpi, ref_frame);
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MODE_INFO *const mi = xd->mi[0];
|
|
int_mv *const candidates = mi->mbmi.ref_mvs[ref_frame];
|
|
const struct scale_factors *const sf = &cm->frame_refs[ref_frame - 1].sf;
|
|
|
|
// TODO(jkoleszar): Is the UV buffer ever used here? If so, need to make this
|
|
// use the UV scaling factors.
|
|
setup_pred_block(xd, yv12_mb[ref_frame], yv12, mi_row, mi_col, sf, sf);
|
|
|
|
// Gets an initial list of candidate vectors from neighbours and orders them
|
|
vp9_find_mv_refs(cm, xd, tile, mi, ref_frame, candidates, mi_row, mi_col);
|
|
|
|
// Candidate refinement carried out at encoder and decoder
|
|
vp9_find_best_ref_mvs(xd, cm->allow_high_precision_mv, candidates,
|
|
&frame_nearest_mv[ref_frame],
|
|
&frame_near_mv[ref_frame]);
|
|
|
|
// Further refinement that is encode side only to test the top few candidates
|
|
// in full and choose the best as the centre point for subsequent searches.
|
|
// The current implementation doesn't support scaling.
|
|
if (!vp9_is_scaled(sf) && block_size >= BLOCK_8X8)
|
|
mv_pred(cpi, x, yv12_mb[ref_frame][0].buf, yv12->y_stride,
|
|
ref_frame, block_size);
|
|
}
|
|
|
|
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];
|
|
}
|
|
|
|
static void single_motion_search(VP9_COMP *cpi, MACROBLOCK *x,
|
|
BLOCK_SIZE bsize,
|
|
int mi_row, int mi_col,
|
|
int_mv *tmp_mv, int *rate_mv) {
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
const VP9_COMMON *cm = &cpi->common;
|
|
MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
|
|
struct buf_2d backup_yv12[MAX_MB_PLANE] = {{0, 0}};
|
|
int bestsme = INT_MAX;
|
|
int step_param;
|
|
int sadpb = x->sadperbit16;
|
|
MV mvp_full;
|
|
int ref = mbmi->ref_frame[0];
|
|
MV ref_mv = mbmi->ref_mvs[ref][0].as_mv;
|
|
|
|
int tmp_col_min = x->mv_col_min;
|
|
int tmp_col_max = x->mv_col_max;
|
|
int tmp_row_min = x->mv_row_min;
|
|
int tmp_row_max = x->mv_row_max;
|
|
|
|
const YV12_BUFFER_CONFIG *scaled_ref_frame = vp9_get_scaled_ref_frame(cpi,
|
|
ref);
|
|
|
|
MV pred_mv[3];
|
|
pred_mv[0] = mbmi->ref_mvs[ref][0].as_mv;
|
|
pred_mv[1] = mbmi->ref_mvs[ref][1].as_mv;
|
|
pred_mv[2] = x->pred_mv[ref];
|
|
|
|
if (scaled_ref_frame) {
|
|
int i;
|
|
// Swap out the reference frame for a version that's been scaled to
|
|
// match the resolution of the current frame, allowing the existing
|
|
// motion search code to be used without additional modifications.
|
|
for (i = 0; i < MAX_MB_PLANE; i++)
|
|
backup_yv12[i] = xd->plane[i].pre[0];
|
|
|
|
vp9_setup_pre_planes(xd, 0, scaled_ref_frame, mi_row, mi_col, NULL);
|
|
}
|
|
|
|
vp9_set_mv_search_range(x, &ref_mv);
|
|
|
|
// Work out the size of the first step in the mv step search.
|
|
// 0 here is maximum length first step. 1 is MAX >> 1 etc.
|
|
if (cpi->sf.auto_mv_step_size && cm->show_frame) {
|
|
// Take wtd average of the step_params based on the last frame's
|
|
// max mv magnitude and that based on the best ref mvs of the current
|
|
// block for the given reference.
|
|
step_param = (vp9_init_search_range(&cpi->sf, x->max_mv_context[ref]) +
|
|
cpi->mv_step_param) / 2;
|
|
} else {
|
|
step_param = cpi->mv_step_param;
|
|
}
|
|
|
|
if (cpi->sf.adaptive_motion_search && bsize < BLOCK_64X64 &&
|
|
cm->show_frame) {
|
|
int boffset = 2 * (b_width_log2(BLOCK_64X64) - MIN(b_height_log2(bsize),
|
|
b_width_log2(bsize)));
|
|
step_param = MAX(step_param, boffset);
|
|
}
|
|
|
|
if (cpi->sf.adaptive_motion_search) {
|
|
int bwl = b_width_log2_lookup[bsize];
|
|
int bhl = b_height_log2_lookup[bsize];
|
|
int i;
|
|
int tlevel = x->pred_mv_sad[ref] >> (bwl + bhl + 4);
|
|
|
|
if (tlevel < 5)
|
|
step_param += 2;
|
|
|
|
for (i = LAST_FRAME; i <= ALTREF_FRAME && cm->show_frame; ++i) {
|
|
if ((x->pred_mv_sad[ref] >> 3) > x->pred_mv_sad[i]) {
|
|
x->pred_mv[ref].row = 0;
|
|
x->pred_mv[ref].col = 0;
|
|
tmp_mv->as_int = INVALID_MV;
|
|
|
|
if (scaled_ref_frame) {
|
|
int i;
|
|
for (i = 0; i < MAX_MB_PLANE; i++)
|
|
xd->plane[i].pre[0] = backup_yv12[i];
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
mvp_full = pred_mv[x->mv_best_ref_index[ref]];
|
|
|
|
mvp_full.col >>= 3;
|
|
mvp_full.row >>= 3;
|
|
|
|
bestsme = full_pixel_search(cpi, x, bsize, &mvp_full, step_param, sadpb,
|
|
&ref_mv, &tmp_mv->as_mv, INT_MAX, 1);
|
|
|
|
x->mv_col_min = tmp_col_min;
|
|
x->mv_col_max = tmp_col_max;
|
|
x->mv_row_min = tmp_row_min;
|
|
x->mv_row_max = tmp_row_max;
|
|
|
|
if (bestsme < INT_MAX) {
|
|
int dis; /* TODO: use dis in distortion calculation later. */
|
|
cpi->find_fractional_mv_step(x, &tmp_mv->as_mv, &ref_mv,
|
|
cm->allow_high_precision_mv,
|
|
x->errorperbit,
|
|
&cpi->fn_ptr[bsize],
|
|
cpi->sf.subpel_force_stop,
|
|
cpi->sf.subpel_iters_per_step,
|
|
x->nmvjointcost, x->mvcost,
|
|
&dis, &x->pred_sse[ref]);
|
|
}
|
|
*rate_mv = vp9_mv_bit_cost(&tmp_mv->as_mv, &ref_mv,
|
|
x->nmvjointcost, x->mvcost, MV_COST_WEIGHT);
|
|
|
|
if (cpi->sf.adaptive_motion_search && cm->show_frame)
|
|
x->pred_mv[ref] = tmp_mv->as_mv;
|
|
|
|
if (scaled_ref_frame) {
|
|
int i;
|
|
for (i = 0; i < MAX_MB_PLANE; i++)
|
|
xd->plane[i].pre[0] = backup_yv12[i];
|
|
}
|
|
}
|
|
|
|
static void joint_motion_search(VP9_COMP *cpi, MACROBLOCK *x,
|
|
BLOCK_SIZE bsize,
|
|
int_mv *frame_mv,
|
|
int mi_row, int mi_col,
|
|
int_mv single_newmv[MAX_REF_FRAMES],
|
|
int *rate_mv) {
|
|
const int pw = 4 * num_4x4_blocks_wide_lookup[bsize];
|
|
const int ph = 4 * num_4x4_blocks_high_lookup[bsize];
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
|
|
const int refs[2] = { mbmi->ref_frame[0],
|
|
mbmi->ref_frame[1] < 0 ? 0 : mbmi->ref_frame[1] };
|
|
int_mv ref_mv[2];
|
|
int ite, ref;
|
|
// Prediction buffer from second frame.
|
|
uint8_t *second_pred = vpx_memalign(16, pw * ph * sizeof(uint8_t));
|
|
const InterpKernel *kernel = vp9_get_interp_kernel(mbmi->interp_filter);
|
|
|
|
// Do joint motion search in compound mode to get more accurate mv.
|
|
struct buf_2d backup_yv12[2][MAX_MB_PLANE];
|
|
struct buf_2d scaled_first_yv12 = xd->plane[0].pre[0];
|
|
int last_besterr[2] = {INT_MAX, INT_MAX};
|
|
const YV12_BUFFER_CONFIG *const scaled_ref_frame[2] = {
|
|
vp9_get_scaled_ref_frame(cpi, mbmi->ref_frame[0]),
|
|
vp9_get_scaled_ref_frame(cpi, mbmi->ref_frame[1])
|
|
};
|
|
|
|
for (ref = 0; ref < 2; ++ref) {
|
|
ref_mv[ref] = mbmi->ref_mvs[refs[ref]][0];
|
|
|
|
if (scaled_ref_frame[ref]) {
|
|
int i;
|
|
// Swap out the reference frame for a version that's been scaled to
|
|
// match the resolution of the current frame, allowing the existing
|
|
// motion search code to be used without additional modifications.
|
|
for (i = 0; i < MAX_MB_PLANE; i++)
|
|
backup_yv12[ref][i] = xd->plane[i].pre[ref];
|
|
vp9_setup_pre_planes(xd, ref, scaled_ref_frame[ref], mi_row, mi_col,
|
|
NULL);
|
|
}
|
|
|
|
frame_mv[refs[ref]].as_int = single_newmv[refs[ref]].as_int;
|
|
}
|
|
|
|
// Allow joint search multiple times iteratively for each ref frame
|
|
// and break out the search loop if it couldn't find better mv.
|
|
for (ite = 0; ite < 4; ite++) {
|
|
struct buf_2d ref_yv12[2];
|
|
int bestsme = INT_MAX;
|
|
int sadpb = x->sadperbit16;
|
|
MV tmp_mv;
|
|
int search_range = 3;
|
|
|
|
int tmp_col_min = x->mv_col_min;
|
|
int tmp_col_max = x->mv_col_max;
|
|
int tmp_row_min = x->mv_row_min;
|
|
int tmp_row_max = x->mv_row_max;
|
|
int id = ite % 2;
|
|
|
|
// Initialized here because of compiler problem in Visual Studio.
|
|
ref_yv12[0] = xd->plane[0].pre[0];
|
|
ref_yv12[1] = xd->plane[0].pre[1];
|
|
|
|
// Get pred block from second frame.
|
|
vp9_build_inter_predictor(ref_yv12[!id].buf,
|
|
ref_yv12[!id].stride,
|
|
second_pred, pw,
|
|
&frame_mv[refs[!id]].as_mv,
|
|
&xd->block_refs[!id]->sf,
|
|
pw, ph, 0,
|
|
kernel, MV_PRECISION_Q3,
|
|
mi_col * MI_SIZE, mi_row * MI_SIZE);
|
|
|
|
// Compound motion search on first ref frame.
|
|
if (id)
|
|
xd->plane[0].pre[0] = ref_yv12[id];
|
|
vp9_set_mv_search_range(x, &ref_mv[id].as_mv);
|
|
|
|
// Use mv result from single mode as mvp.
|
|
tmp_mv = frame_mv[refs[id]].as_mv;
|
|
|
|
tmp_mv.col >>= 3;
|
|
tmp_mv.row >>= 3;
|
|
|
|
// Small-range full-pixel motion search
|
|
bestsme = vp9_refining_search_8p_c(x, &tmp_mv, sadpb,
|
|
search_range,
|
|
&cpi->fn_ptr[bsize],
|
|
&ref_mv[id].as_mv, second_pred);
|
|
if (bestsme < INT_MAX)
|
|
bestsme = vp9_get_mvpred_av_var(x, &tmp_mv, &ref_mv[id].as_mv,
|
|
second_pred, &cpi->fn_ptr[bsize], 1);
|
|
|
|
x->mv_col_min = tmp_col_min;
|
|
x->mv_col_max = tmp_col_max;
|
|
x->mv_row_min = tmp_row_min;
|
|
x->mv_row_max = tmp_row_max;
|
|
|
|
if (bestsme < INT_MAX) {
|
|
int dis; /* TODO: use dis in distortion calculation later. */
|
|
unsigned int sse;
|
|
bestsme = cpi->find_fractional_mv_step_comp(
|
|
x, &tmp_mv,
|
|
&ref_mv[id].as_mv,
|
|
cpi->common.allow_high_precision_mv,
|
|
x->errorperbit,
|
|
&cpi->fn_ptr[bsize],
|
|
0, cpi->sf.subpel_iters_per_step,
|
|
x->nmvjointcost, x->mvcost,
|
|
&dis, &sse, second_pred,
|
|
pw, ph);
|
|
}
|
|
|
|
if (id)
|
|
xd->plane[0].pre[0] = scaled_first_yv12;
|
|
|
|
if (bestsme < last_besterr[id]) {
|
|
frame_mv[refs[id]].as_mv = tmp_mv;
|
|
last_besterr[id] = bestsme;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
*rate_mv = 0;
|
|
|
|
for (ref = 0; ref < 2; ++ref) {
|
|
if (scaled_ref_frame[ref]) {
|
|
// restore the predictor
|
|
int i;
|
|
for (i = 0; i < MAX_MB_PLANE; i++)
|
|
xd->plane[i].pre[ref] = backup_yv12[ref][i];
|
|
}
|
|
|
|
*rate_mv += vp9_mv_bit_cost(&frame_mv[refs[ref]].as_mv,
|
|
&mbmi->ref_mvs[refs[ref]][0].as_mv,
|
|
x->nmvjointcost, x->mvcost, MV_COST_WEIGHT);
|
|
}
|
|
|
|
vpx_free(second_pred);
|
|
}
|
|
|
|
static INLINE void restore_dst_buf(MACROBLOCKD *xd,
|
|
uint8_t *orig_dst[MAX_MB_PLANE],
|
|
int orig_dst_stride[MAX_MB_PLANE]) {
|
|
int i;
|
|
for (i = 0; i < MAX_MB_PLANE; i++) {
|
|
xd->plane[i].dst.buf = orig_dst[i];
|
|
xd->plane[i].dst.stride = orig_dst_stride[i];
|
|
}
|
|
}
|
|
|
|
static int64_t handle_inter_mode(VP9_COMP *cpi, MACROBLOCK *x,
|
|
BLOCK_SIZE bsize,
|
|
int64_t txfm_cache[],
|
|
int *rate2, int64_t *distortion,
|
|
int *skippable,
|
|
int *rate_y, int64_t *distortion_y,
|
|
int *rate_uv, int64_t *distortion_uv,
|
|
int *mode_excluded, int *disable_skip,
|
|
INTERP_FILTER *best_filter,
|
|
int_mv (*mode_mv)[MAX_REF_FRAMES],
|
|
int mi_row, int mi_col,
|
|
int_mv single_newmv[MAX_REF_FRAMES],
|
|
int64_t *psse,
|
|
const int64_t ref_best_rd) {
|
|
VP9_COMMON *cm = &cpi->common;
|
|
RD_OPT *rd_opt = &cpi->rd;
|
|
MACROBLOCKD *xd = &x->e_mbd;
|
|
MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
|
|
const int is_comp_pred = has_second_ref(mbmi);
|
|
const int num_refs = is_comp_pred ? 2 : 1;
|
|
const int this_mode = mbmi->mode;
|
|
int_mv *frame_mv = mode_mv[this_mode];
|
|
int i;
|
|
int refs[2] = { mbmi->ref_frame[0],
|
|
(mbmi->ref_frame[1] < 0 ? 0 : mbmi->ref_frame[1]) };
|
|
int_mv cur_mv[2];
|
|
int64_t this_rd = 0;
|
|
DECLARE_ALIGNED_ARRAY(16, uint8_t, tmp_buf, MAX_MB_PLANE * 64 * 64);
|
|
int pred_exists = 0;
|
|
int intpel_mv;
|
|
int64_t rd, best_rd = INT64_MAX;
|
|
int best_needs_copy = 0;
|
|
uint8_t *orig_dst[MAX_MB_PLANE];
|
|
int orig_dst_stride[MAX_MB_PLANE];
|
|
int rs = 0;
|
|
|
|
if (is_comp_pred) {
|
|
if (frame_mv[refs[0]].as_int == INVALID_MV ||
|
|
frame_mv[refs[1]].as_int == INVALID_MV)
|
|
return INT64_MAX;
|
|
}
|
|
|
|
if (this_mode == NEWMV) {
|
|
int rate_mv;
|
|
if (is_comp_pred) {
|
|
// Initialize mv using single prediction mode result.
|
|
frame_mv[refs[0]].as_int = single_newmv[refs[0]].as_int;
|
|
frame_mv[refs[1]].as_int = single_newmv[refs[1]].as_int;
|
|
|
|
if (cpi->sf.comp_inter_joint_search_thresh <= bsize) {
|
|
joint_motion_search(cpi, x, bsize, frame_mv,
|
|
mi_row, mi_col, single_newmv, &rate_mv);
|
|
} else {
|
|
rate_mv = vp9_mv_bit_cost(&frame_mv[refs[0]].as_mv,
|
|
&mbmi->ref_mvs[refs[0]][0].as_mv,
|
|
x->nmvjointcost, x->mvcost, MV_COST_WEIGHT);
|
|
rate_mv += vp9_mv_bit_cost(&frame_mv[refs[1]].as_mv,
|
|
&mbmi->ref_mvs[refs[1]][0].as_mv,
|
|
x->nmvjointcost, x->mvcost, MV_COST_WEIGHT);
|
|
}
|
|
*rate2 += rate_mv;
|
|
} else {
|
|
int_mv tmp_mv;
|
|
single_motion_search(cpi, x, bsize, mi_row, mi_col,
|
|
&tmp_mv, &rate_mv);
|
|
if (tmp_mv.as_int == INVALID_MV)
|
|
return INT64_MAX;
|
|
*rate2 += rate_mv;
|
|
frame_mv[refs[0]].as_int =
|
|
xd->mi[0]->bmi[0].as_mv[0].as_int = tmp_mv.as_int;
|
|
single_newmv[refs[0]].as_int = tmp_mv.as_int;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < num_refs; ++i) {
|
|
cur_mv[i] = frame_mv[refs[i]];
|
|
// Clip "next_nearest" so that it does not extend to far out of image
|
|
if (this_mode != NEWMV)
|
|
clamp_mv2(&cur_mv[i].as_mv, xd);
|
|
|
|
if (mv_check_bounds(x, &cur_mv[i].as_mv))
|
|
return INT64_MAX;
|
|
mbmi->mv[i].as_int = cur_mv[i].as_int;
|
|
}
|
|
|
|
// do first prediction into the destination buffer. Do the next
|
|
// prediction into a temporary buffer. Then keep track of which one
|
|
// of these currently holds the best predictor, and use the other
|
|
// one for future predictions. In the end, copy from tmp_buf to
|
|
// dst if necessary.
|
|
for (i = 0; i < MAX_MB_PLANE; i++) {
|
|
orig_dst[i] = xd->plane[i].dst.buf;
|
|
orig_dst_stride[i] = xd->plane[i].dst.stride;
|
|
}
|
|
|
|
/* We don't include the cost of the second reference here, because there
|
|
* are only three options: Last/Golden, ARF/Last or Golden/ARF, or in other
|
|
* words if you present them in that order, the second one is always known
|
|
* if the first is known */
|
|
*rate2 += cost_mv_ref(cpi, this_mode, mbmi->mode_context[refs[0]]);
|
|
|
|
if (!(*mode_excluded))
|
|
*mode_excluded = is_comp_pred ? cm->reference_mode == SINGLE_REFERENCE
|
|
: cm->reference_mode == COMPOUND_REFERENCE;
|
|
|
|
pred_exists = 0;
|
|
// Are all MVs integer pel for Y and UV
|
|
intpel_mv = !mv_has_subpel(&mbmi->mv[0].as_mv);
|
|
if (is_comp_pred)
|
|
intpel_mv &= !mv_has_subpel(&mbmi->mv[1].as_mv);
|
|
|
|
// Search for best switchable filter by checking the variance of
|
|
// pred error irrespective of whether the filter will be used
|
|
rd_opt->mask_filter = 0;
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i)
|
|
rd_opt->filter_cache[i] = INT64_MAX;
|
|
|
|
if (cm->interp_filter != BILINEAR) {
|
|
*best_filter = EIGHTTAP;
|
|
if (x->source_variance < cpi->sf.disable_filter_search_var_thresh) {
|
|
*best_filter = EIGHTTAP;
|
|
} else {
|
|
int newbest;
|
|
int tmp_rate_sum = 0;
|
|
int64_t tmp_dist_sum = 0;
|
|
|
|
for (i = 0; i < SWITCHABLE_FILTERS; ++i) {
|
|
int j;
|
|
int64_t rs_rd;
|
|
mbmi->interp_filter = i;
|
|
rs = vp9_get_switchable_rate(cpi);
|
|
rs_rd = RDCOST(x->rdmult, x->rddiv, rs, 0);
|
|
|
|
if (i > 0 && intpel_mv) {
|
|
rd = RDCOST(x->rdmult, x->rddiv, tmp_rate_sum, tmp_dist_sum);
|
|
rd_opt->filter_cache[i] = rd;
|
|
rd_opt->filter_cache[SWITCHABLE_FILTERS] =
|
|
MIN(rd_opt->filter_cache[SWITCHABLE_FILTERS], rd + rs_rd);
|
|
if (cm->interp_filter == SWITCHABLE)
|
|
rd += rs_rd;
|
|
rd_opt->mask_filter = MAX(rd_opt->mask_filter, rd);
|
|
} else {
|
|
int rate_sum = 0;
|
|
int64_t dist_sum = 0;
|
|
if ((cm->interp_filter == SWITCHABLE &&
|
|
(!i || best_needs_copy)) ||
|
|
(cm->interp_filter != SWITCHABLE &&
|
|
(cm->interp_filter == mbmi->interp_filter ||
|
|
(i == 0 && intpel_mv)))) {
|
|
restore_dst_buf(xd, orig_dst, orig_dst_stride);
|
|
} else {
|
|
for (j = 0; j < MAX_MB_PLANE; j++) {
|
|
xd->plane[j].dst.buf = tmp_buf + j * 64 * 64;
|
|
xd->plane[j].dst.stride = 64;
|
|
}
|
|
}
|
|
vp9_build_inter_predictors_sb(xd, mi_row, mi_col, bsize);
|
|
model_rd_for_sb(cpi, bsize, x, xd, &rate_sum, &dist_sum);
|
|
|
|
rd = RDCOST(x->rdmult, x->rddiv, rate_sum, dist_sum);
|
|
rd_opt->filter_cache[i] = rd;
|
|
rd_opt->filter_cache[SWITCHABLE_FILTERS] =
|
|
MIN(rd_opt->filter_cache[SWITCHABLE_FILTERS], rd + rs_rd);
|
|
if (cm->interp_filter == SWITCHABLE)
|
|
rd += rs_rd;
|
|
rd_opt->mask_filter = MAX(rd_opt->mask_filter, rd);
|
|
|
|
if (i == 0 && intpel_mv) {
|
|
tmp_rate_sum = rate_sum;
|
|
tmp_dist_sum = dist_sum;
|
|
}
|
|
}
|
|
|
|
if (i == 0 && cpi->sf.use_rd_breakout && ref_best_rd < INT64_MAX) {
|
|
if (rd / 2 > ref_best_rd) {
|
|
restore_dst_buf(xd, orig_dst, orig_dst_stride);
|
|
return INT64_MAX;
|
|
}
|
|
}
|
|
newbest = i == 0 || rd < best_rd;
|
|
|
|
if (newbest) {
|
|
best_rd = rd;
|
|
*best_filter = mbmi->interp_filter;
|
|
if (cm->interp_filter == SWITCHABLE && i && !intpel_mv)
|
|
best_needs_copy = !best_needs_copy;
|
|
}
|
|
|
|
if ((cm->interp_filter == SWITCHABLE && newbest) ||
|
|
(cm->interp_filter != SWITCHABLE &&
|
|
cm->interp_filter == mbmi->interp_filter)) {
|
|
pred_exists = 1;
|
|
}
|
|
}
|
|
restore_dst_buf(xd, orig_dst, orig_dst_stride);
|
|
}
|
|
}
|
|
// Set the appropriate filter
|
|
mbmi->interp_filter = cm->interp_filter != SWITCHABLE ?
|
|
cm->interp_filter : *best_filter;
|
|
rs = cm->interp_filter == SWITCHABLE ? vp9_get_switchable_rate(cpi) : 0;
|
|
|
|
if (pred_exists) {
|
|
if (best_needs_copy) {
|
|
// again temporarily set the buffers to local memory to prevent a memcpy
|
|
for (i = 0; i < MAX_MB_PLANE; i++) {
|
|
xd->plane[i].dst.buf = tmp_buf + i * 64 * 64;
|
|
xd->plane[i].dst.stride = 64;
|
|
}
|
|
}
|
|
} else {
|
|
// Handles the special case when a filter that is not in the
|
|
// switchable list (ex. bilinear, 6-tap) is indicated at the frame level
|
|
vp9_build_inter_predictors_sb(xd, mi_row, mi_col, bsize);
|
|
}
|
|
|
|
if (cpi->sf.use_rd_breakout && ref_best_rd < INT64_MAX) {
|
|
int tmp_rate;
|
|
int64_t tmp_dist;
|
|
model_rd_for_sb(cpi, bsize, x, xd, &tmp_rate, &tmp_dist);
|
|
rd = RDCOST(x->rdmult, x->rddiv, rs + tmp_rate, tmp_dist);
|
|
// if current pred_error modeled rd is substantially more than the best
|
|
// so far, do not bother doing full rd
|
|
if (rd / 2 > ref_best_rd) {
|
|
restore_dst_buf(xd, orig_dst, orig_dst_stride);
|
|
return INT64_MAX;
|
|
}
|
|
}
|
|
|
|
if (cm->interp_filter == SWITCHABLE)
|
|
*rate2 += vp9_get_switchable_rate(cpi);
|
|
|
|
if (!is_comp_pred) {
|
|
if (!x->in_active_map) {
|
|
if (psse)
|
|
*psse = 0;
|
|
*distortion = 0;
|
|
x->skip = 1;
|
|
} else if (cpi->allow_encode_breakout && x->encode_breakout) {
|
|
const BLOCK_SIZE y_size = get_plane_block_size(bsize, &xd->plane[0]);
|
|
const BLOCK_SIZE uv_size = get_plane_block_size(bsize, &xd->plane[1]);
|
|
unsigned int var, sse;
|
|
// Skipping threshold for ac.
|
|
unsigned int thresh_ac;
|
|
// Set a maximum for threshold to avoid big PSNR loss in low bitrate case.
|
|
// Use extreme low threshold for static frames to limit skipping.
|
|
const unsigned int max_thresh = (cpi->allow_encode_breakout ==
|
|
ENCODE_BREAKOUT_LIMITED) ? 128 : 36000;
|
|
// The encode_breakout input
|
|
const unsigned int min_thresh =
|
|
MIN(((unsigned int)x->encode_breakout << 4), max_thresh);
|
|
|
|
// Calculate threshold according to dequant value.
|
|
thresh_ac = (xd->plane[0].dequant[1] * xd->plane[0].dequant[1]) / 9;
|
|
thresh_ac = clamp(thresh_ac, min_thresh, max_thresh);
|
|
|
|
var = cpi->fn_ptr[y_size].vf(x->plane[0].src.buf, x->plane[0].src.stride,
|
|
xd->plane[0].dst.buf,
|
|
xd->plane[0].dst.stride, &sse);
|
|
|
|
// Adjust threshold according to partition size.
|
|
thresh_ac >>= 8 - (b_width_log2_lookup[bsize] +
|
|
b_height_log2_lookup[bsize]);
|
|
|
|
// Y skipping condition checking
|
|
if (sse < thresh_ac || sse == 0) {
|
|
// Skipping threshold for dc
|
|
unsigned int thresh_dc;
|
|
|
|
thresh_dc = (xd->plane[0].dequant[0] * xd->plane[0].dequant[0] >> 6);
|
|
|
|
// dc skipping checking
|
|
if ((sse - var) < thresh_dc || sse == var) {
|
|
unsigned int sse_u, sse_v;
|
|
unsigned int var_u, var_v;
|
|
|
|
var_u = cpi->fn_ptr[uv_size].vf(x->plane[1].src.buf,
|
|
x->plane[1].src.stride,
|
|
xd->plane[1].dst.buf,
|
|
xd->plane[1].dst.stride, &sse_u);
|
|
|
|
// U skipping condition checking
|
|
if ((sse_u * 4 < thresh_ac || sse_u == 0) &&
|
|
(sse_u - var_u < thresh_dc || sse_u == var_u)) {
|
|
var_v = cpi->fn_ptr[uv_size].vf(x->plane[2].src.buf,
|
|
x->plane[2].src.stride,
|
|
xd->plane[2].dst.buf,
|
|
xd->plane[2].dst.stride, &sse_v);
|
|
|
|
// V skipping condition checking
|
|
if ((sse_v * 4 < thresh_ac || sse_v == 0) &&
|
|
(sse_v - var_v < thresh_dc || sse_v == var_v)) {
|
|
x->skip = 1;
|
|
|
|
// The cost of skip bit needs to be added.
|
|
*rate2 += vp9_cost_bit(vp9_get_skip_prob(cm, xd), 1);
|
|
|
|
// Scaling factor for SSE from spatial domain to frequency domain
|
|
// is 16. Adjust distortion accordingly.
|
|
*distortion_uv = (sse_u + sse_v) << 4;
|
|
*distortion = (sse << 4) + *distortion_uv;
|
|
|
|
*disable_skip = 1;
|
|
this_rd = RDCOST(x->rdmult, x->rddiv, *rate2, *distortion);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!x->skip) {
|
|
int skippable_y, skippable_uv;
|
|
int64_t sseuv = INT64_MAX;
|
|
int64_t rdcosty = INT64_MAX;
|
|
|
|
// Y cost and distortion
|
|
inter_super_block_yrd(cpi, x, rate_y, distortion_y, &skippable_y, psse,
|
|
bsize, txfm_cache, ref_best_rd);
|
|
|
|
if (*rate_y == INT_MAX) {
|
|
*rate2 = INT_MAX;
|
|
*distortion = INT64_MAX;
|
|
restore_dst_buf(xd, orig_dst, orig_dst_stride);
|
|
return INT64_MAX;
|
|
}
|
|
|
|
*rate2 += *rate_y;
|
|
*distortion += *distortion_y;
|
|
|
|
rdcosty = RDCOST(x->rdmult, x->rddiv, *rate2, *distortion);
|
|
rdcosty = MIN(rdcosty, RDCOST(x->rdmult, x->rddiv, 0, *psse));
|
|
|
|
super_block_uvrd(cpi, x, rate_uv, distortion_uv, &skippable_uv, &sseuv,
|
|
bsize, ref_best_rd - rdcosty);
|
|
if (*rate_uv == INT_MAX) {
|
|
*rate2 = INT_MAX;
|
|
*distortion = INT64_MAX;
|
|
restore_dst_buf(xd, orig_dst, orig_dst_stride);
|
|
return INT64_MAX;
|
|
}
|
|
|
|
*psse += sseuv;
|
|
*rate2 += *rate_uv;
|
|
*distortion += *distortion_uv;
|
|
*skippable = skippable_y && skippable_uv;
|
|
}
|
|
|
|
restore_dst_buf(xd, orig_dst, orig_dst_stride);
|
|
return this_rd; // if 0, this will be re-calculated by caller
|
|
}
|
|
|
|
void vp9_rd_pick_intra_mode_sb(VP9_COMP *cpi, MACROBLOCK *x,
|
|
int *returnrate, int64_t *returndist,
|
|
BLOCK_SIZE bsize,
|
|
PICK_MODE_CONTEXT *ctx, int64_t best_rd) {
|
|
VP9_COMMON *const cm = &cpi->common;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
int rate_y = 0, rate_uv = 0, rate_y_tokenonly = 0, rate_uv_tokenonly = 0;
|
|
int y_skip = 0, uv_skip = 0;
|
|
int64_t dist_y = 0, dist_uv = 0, tx_cache[TX_MODES] = { 0 };
|
|
TX_SIZE max_uv_tx_size;
|
|
x->skip_encode = 0;
|
|
ctx->skip = 0;
|
|
xd->mi[0]->mbmi.ref_frame[0] = INTRA_FRAME;
|
|
|
|
if (bsize >= BLOCK_8X8) {
|
|
if (rd_pick_intra_sby_mode(cpi, x, &rate_y, &rate_y_tokenonly,
|
|
&dist_y, &y_skip, bsize, tx_cache,
|
|
best_rd) >= best_rd) {
|
|
*returnrate = INT_MAX;
|
|
return;
|
|
}
|
|
max_uv_tx_size = get_uv_tx_size_impl(xd->mi[0]->mbmi.tx_size, bsize);
|
|
rd_pick_intra_sbuv_mode(cpi, x, ctx, &rate_uv, &rate_uv_tokenonly,
|
|
&dist_uv, &uv_skip, bsize, max_uv_tx_size);
|
|
} else {
|
|
y_skip = 0;
|
|
if (rd_pick_intra_sub_8x8_y_mode(cpi, x, &rate_y, &rate_y_tokenonly,
|
|
&dist_y, best_rd) >= best_rd) {
|
|
*returnrate = INT_MAX;
|
|
return;
|
|
}
|
|
max_uv_tx_size = get_uv_tx_size_impl(xd->mi[0]->mbmi.tx_size, bsize);
|
|
rd_pick_intra_sbuv_mode(cpi, x, ctx, &rate_uv, &rate_uv_tokenonly,
|
|
&dist_uv, &uv_skip, BLOCK_8X8, max_uv_tx_size);
|
|
}
|
|
|
|
if (y_skip && uv_skip) {
|
|
*returnrate = rate_y + rate_uv - rate_y_tokenonly - rate_uv_tokenonly +
|
|
vp9_cost_bit(vp9_get_skip_prob(cm, xd), 1);
|
|
*returndist = dist_y + dist_uv;
|
|
vp9_zero(ctx->tx_rd_diff);
|
|
} else {
|
|
int i;
|
|
*returnrate = rate_y + rate_uv + vp9_cost_bit(vp9_get_skip_prob(cm, xd), 0);
|
|
*returndist = dist_y + dist_uv;
|
|
if (cpi->sf.tx_size_search_method == USE_FULL_RD)
|
|
for (i = 0; i < TX_MODES; i++) {
|
|
if (tx_cache[i] < INT64_MAX && tx_cache[cm->tx_mode] < INT64_MAX)
|
|
ctx->tx_rd_diff[i] = tx_cache[i] - tx_cache[cm->tx_mode];
|
|
else
|
|
ctx->tx_rd_diff[i] = 0;
|
|
}
|
|
}
|
|
|
|
ctx->mic = *xd->mi[0];
|
|
}
|
|
|
|
static INLINE int rd_less_than_thresh(int64_t best_rd, int thresh,
|
|
int thresh_fact) {
|
|
return best_rd < ((int64_t)thresh * thresh_fact >> 5) || thresh == INT_MAX;
|
|
}
|
|
|
|
// Updating rd_thresh_freq_fact[] here means that the different
|
|
// partition/block sizes are handled independently based on the best
|
|
// choice for the current partition. It may well be better to keep a scaled
|
|
// best rd so far value and update rd_thresh_freq_fact based on the mode/size
|
|
// combination that wins out.
|
|
static void update_rd_thresh_fact(VP9_COMP *cpi, int bsize,
|
|
int best_mode_index) {
|
|
if (cpi->sf.adaptive_rd_thresh > 0) {
|
|
const int top_mode = bsize < BLOCK_8X8 ? MAX_REFS : MAX_MODES;
|
|
int mode;
|
|
for (mode = 0; mode < top_mode; ++mode) {
|
|
int *const fact = &cpi->rd.thresh_freq_fact[bsize][mode];
|
|
|
|
if (mode == best_mode_index) {
|
|
*fact -= (*fact >> 3);
|
|
} else {
|
|
*fact = MIN(*fact + RD_THRESH_INC,
|
|
cpi->sf.adaptive_rd_thresh * RD_THRESH_MAX_FACT);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
int64_t vp9_rd_pick_inter_mode_sb(VP9_COMP *cpi, MACROBLOCK *x,
|
|
const TileInfo *const tile,
|
|
int mi_row, int mi_col,
|
|
int *returnrate,
|
|
int64_t *returndistortion,
|
|
BLOCK_SIZE bsize,
|
|
PICK_MODE_CONTEXT *ctx,
|
|
int64_t best_rd_so_far) {
|
|
VP9_COMMON *const cm = &cpi->common;
|
|
RD_OPT *const rd_opt = &cpi->rd;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
|
|
const struct segmentation *const seg = &cm->seg;
|
|
PREDICTION_MODE this_mode;
|
|
MV_REFERENCE_FRAME ref_frame, second_ref_frame;
|
|
unsigned char segment_id = mbmi->segment_id;
|
|
int comp_pred, i;
|
|
int_mv frame_mv[MB_MODE_COUNT][MAX_REF_FRAMES];
|
|
struct buf_2d yv12_mb[4][MAX_MB_PLANE];
|
|
int_mv single_newmv[MAX_REF_FRAMES] = { { 0 } };
|
|
static const int flag_list[4] = { 0, VP9_LAST_FLAG, VP9_GOLD_FLAG,
|
|
VP9_ALT_FLAG };
|
|
int64_t best_rd = best_rd_so_far;
|
|
int64_t best_tx_rd[TX_MODES];
|
|
int64_t best_tx_diff[TX_MODES];
|
|
int64_t best_pred_diff[REFERENCE_MODES];
|
|
int64_t best_pred_rd[REFERENCE_MODES];
|
|
int64_t best_filter_rd[SWITCHABLE_FILTER_CONTEXTS];
|
|
int64_t best_filter_diff[SWITCHABLE_FILTER_CONTEXTS];
|
|
MB_MODE_INFO best_mbmode;
|
|
int mode_index, best_mode_index = -1;
|
|
unsigned int ref_costs_single[MAX_REF_FRAMES], ref_costs_comp[MAX_REF_FRAMES];
|
|
vp9_prob comp_mode_p;
|
|
int64_t best_intra_rd = INT64_MAX;
|
|
int64_t best_inter_rd = INT64_MAX;
|
|
PREDICTION_MODE best_intra_mode = DC_PRED;
|
|
MV_REFERENCE_FRAME best_inter_ref_frame = LAST_FRAME;
|
|
INTERP_FILTER tmp_best_filter = SWITCHABLE;
|
|
int rate_uv_intra[TX_SIZES], rate_uv_tokenonly[TX_SIZES];
|
|
int64_t dist_uv[TX_SIZES];
|
|
int skip_uv[TX_SIZES];
|
|
PREDICTION_MODE mode_uv[TX_SIZES];
|
|
int64_t mode_distortions[MB_MODE_COUNT] = {-1};
|
|
int intra_cost_penalty = 20 * vp9_dc_quant(cm->base_qindex, cm->y_dc_delta_q);
|
|
const int bws = num_8x8_blocks_wide_lookup[bsize] / 2;
|
|
const int bhs = num_8x8_blocks_high_lookup[bsize] / 2;
|
|
int best_skip2 = 0;
|
|
int mode_skip_mask = 0;
|
|
int mode_skip_start = cpi->sf.mode_skip_start + 1;
|
|
const int *const rd_threshes = rd_opt->threshes[segment_id][bsize];
|
|
const int *const rd_thresh_freq_fact = rd_opt->thresh_freq_fact[bsize];
|
|
const int mode_search_skip_flags = cpi->sf.mode_search_skip_flags;
|
|
const int intra_y_mode_mask =
|
|
cpi->sf.intra_y_mode_mask[max_txsize_lookup[bsize]];
|
|
int disable_inter_mode_mask = cpi->sf.disable_inter_mode_mask[bsize];
|
|
vp9_zero(best_mbmode);
|
|
x->skip_encode = cpi->sf.skip_encode_frame && x->q_index < QIDX_SKIP_THRESH;
|
|
|
|
estimate_ref_frame_costs(cm, xd, segment_id, ref_costs_single, ref_costs_comp,
|
|
&comp_mode_p);
|
|
|
|
for (i = 0; i < REFERENCE_MODES; ++i)
|
|
best_pred_rd[i] = INT64_MAX;
|
|
for (i = 0; i < TX_MODES; i++)
|
|
best_tx_rd[i] = INT64_MAX;
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++)
|
|
best_filter_rd[i] = INT64_MAX;
|
|
for (i = 0; i < TX_SIZES; i++)
|
|
rate_uv_intra[i] = INT_MAX;
|
|
for (i = 0; i < MAX_REF_FRAMES; ++i)
|
|
x->pred_sse[i] = INT_MAX;
|
|
|
|
*returnrate = INT_MAX;
|
|
|
|
for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) {
|
|
x->pred_mv_sad[ref_frame] = INT_MAX;
|
|
if (cpi->ref_frame_flags & flag_list[ref_frame]) {
|
|
vp9_setup_buffer_inter(cpi, x, tile,
|
|
ref_frame, bsize, mi_row, mi_col,
|
|
frame_mv[NEARESTMV], frame_mv[NEARMV], yv12_mb);
|
|
}
|
|
frame_mv[NEWMV][ref_frame].as_int = INVALID_MV;
|
|
frame_mv[ZEROMV][ref_frame].as_int = 0;
|
|
}
|
|
|
|
for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) {
|
|
// All modes from vp9_mode_order that use this frame as any ref
|
|
static const int ref_frame_mask_all[] = {
|
|
0x0, 0x123291, 0x25c444, 0x39b722
|
|
};
|
|
// Fixed mv modes (NEARESTMV, NEARMV, ZEROMV) from vp9_mode_order that use
|
|
// this frame as their primary ref
|
|
static const int ref_frame_mask_fixedmv[] = {
|
|
0x0, 0x121281, 0x24c404, 0x080102
|
|
};
|
|
if (!(cpi->ref_frame_flags & flag_list[ref_frame])) {
|
|
// Skip modes for missing references
|
|
mode_skip_mask |= ref_frame_mask_all[ref_frame];
|
|
} else if (cpi->sf.reference_masking) {
|
|
for (i = LAST_FRAME; i <= ALTREF_FRAME; ++i) {
|
|
// Skip fixed mv modes for poor references
|
|
if ((x->pred_mv_sad[ref_frame] >> 2) > x->pred_mv_sad[i]) {
|
|
mode_skip_mask |= ref_frame_mask_fixedmv[ref_frame];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
// If the segment reference frame feature is enabled....
|
|
// then do nothing if the current ref frame is not allowed..
|
|
if (vp9_segfeature_active(seg, segment_id, SEG_LVL_REF_FRAME) &&
|
|
vp9_get_segdata(seg, segment_id, SEG_LVL_REF_FRAME) != (int)ref_frame) {
|
|
mode_skip_mask |= ref_frame_mask_all[ref_frame];
|
|
}
|
|
}
|
|
|
|
// If the segment skip feature is enabled....
|
|
// then do nothing if the current mode is not allowed..
|
|
if (vp9_segfeature_active(seg, segment_id, SEG_LVL_SKIP)) {
|
|
const int inter_non_zero_mode_mask = 0x1F7F7;
|
|
mode_skip_mask |= inter_non_zero_mode_mask;
|
|
}
|
|
|
|
// Disable this drop out case if the ref frame
|
|
// segment level feature is enabled for this segment. This is to
|
|
// prevent the possibility that we end up unable to pick any mode.
|
|
if (!vp9_segfeature_active(seg, segment_id, SEG_LVL_REF_FRAME)) {
|
|
// Only consider ZEROMV/ALTREF_FRAME for alt ref frame,
|
|
// unless ARNR filtering is enabled in which case we want
|
|
// an unfiltered alternative. We allow near/nearest as well
|
|
// because they may result in zero-zero MVs but be cheaper.
|
|
if (cpi->rc.is_src_frame_alt_ref && (cpi->oxcf.arnr_max_frames == 0)) {
|
|
mode_skip_mask =
|
|
~((1 << THR_NEARESTA) | (1 << THR_NEARA) | (1 << THR_ZEROA));
|
|
if (frame_mv[NEARMV][ALTREF_FRAME].as_int != 0)
|
|
mode_skip_mask |= (1 << THR_NEARA);
|
|
if (frame_mv[NEARESTMV][ALTREF_FRAME].as_int != 0)
|
|
mode_skip_mask |= (1 << THR_NEARESTA);
|
|
}
|
|
}
|
|
|
|
// TODO(JBB): This is to make up for the fact that we don't have sad
|
|
// functions that work when the block size reads outside the umv. We
|
|
// should fix this either by making the motion search just work on
|
|
// a representative block in the boundary ( first ) and then implement a
|
|
// function that does sads when inside the border..
|
|
if ((mi_row + bhs) > cm->mi_rows || (mi_col + bws) > cm->mi_cols) {
|
|
const int new_modes_mask =
|
|
(1 << THR_NEWMV) | (1 << THR_NEWG) | (1 << THR_NEWA) |
|
|
(1 << THR_COMP_NEWLA) | (1 << THR_COMP_NEWGA);
|
|
mode_skip_mask |= new_modes_mask;
|
|
}
|
|
|
|
if (bsize > cpi->sf.max_intra_bsize) {
|
|
mode_skip_mask |= 0xFF30808;
|
|
}
|
|
|
|
if (!x->in_active_map) {
|
|
int mode_index;
|
|
assert(cpi->ref_frame_flags & VP9_LAST_FLAG);
|
|
if (frame_mv[NEARESTMV][LAST_FRAME].as_int == 0)
|
|
mode_index = THR_NEARESTMV;
|
|
else if (frame_mv[NEARMV][LAST_FRAME].as_int == 0)
|
|
mode_index = THR_NEARMV;
|
|
else
|
|
mode_index = THR_ZEROMV;
|
|
mode_skip_mask = ~(1 << mode_index);
|
|
mode_skip_start = MAX_MODES;
|
|
disable_inter_mode_mask = 0;
|
|
}
|
|
|
|
for (mode_index = 0; mode_index < MAX_MODES; ++mode_index) {
|
|
int mode_excluded = 0;
|
|
int64_t this_rd = INT64_MAX;
|
|
int disable_skip = 0;
|
|
int compmode_cost = 0;
|
|
int rate2 = 0, rate_y = 0, rate_uv = 0;
|
|
int64_t distortion2 = 0, distortion_y = 0, distortion_uv = 0;
|
|
int skippable = 0;
|
|
int64_t tx_cache[TX_MODES];
|
|
int i;
|
|
int this_skip2 = 0;
|
|
int64_t total_sse = INT64_MAX;
|
|
int early_term = 0;
|
|
|
|
// Look at the reference frame of the best mode so far and set the
|
|
// skip mask to look at a subset of the remaining modes.
|
|
if (mode_index == mode_skip_start && best_mode_index >= 0) {
|
|
switch (vp9_mode_order[best_mode_index].ref_frame[0]) {
|
|
case INTRA_FRAME:
|
|
break;
|
|
case LAST_FRAME:
|
|
mode_skip_mask |= LAST_FRAME_MODE_MASK;
|
|
break;
|
|
case GOLDEN_FRAME:
|
|
mode_skip_mask |= GOLDEN_FRAME_MODE_MASK;
|
|
break;
|
|
case ALTREF_FRAME:
|
|
mode_skip_mask |= ALT_REF_MODE_MASK;
|
|
break;
|
|
case NONE:
|
|
case MAX_REF_FRAMES:
|
|
assert(0 && "Invalid Reference frame");
|
|
}
|
|
}
|
|
if (mode_skip_mask & (1 << mode_index))
|
|
continue;
|
|
|
|
// Test best rd so far against threshold for trying this mode.
|
|
if (rd_less_than_thresh(best_rd, rd_threshes[mode_index],
|
|
rd_thresh_freq_fact[mode_index]))
|
|
continue;
|
|
|
|
this_mode = vp9_mode_order[mode_index].mode;
|
|
ref_frame = vp9_mode_order[mode_index].ref_frame[0];
|
|
if (ref_frame != INTRA_FRAME &&
|
|
disable_inter_mode_mask & (1 << INTER_OFFSET(this_mode)))
|
|
continue;
|
|
second_ref_frame = vp9_mode_order[mode_index].ref_frame[1];
|
|
|
|
comp_pred = second_ref_frame > INTRA_FRAME;
|
|
if (comp_pred) {
|
|
if ((mode_search_skip_flags & FLAG_SKIP_COMP_BESTINTRA) &&
|
|
best_mode_index >=0 &&
|
|
vp9_mode_order[best_mode_index].ref_frame[0] == INTRA_FRAME)
|
|
continue;
|
|
if ((mode_search_skip_flags & FLAG_SKIP_COMP_REFMISMATCH) &&
|
|
ref_frame != best_inter_ref_frame &&
|
|
second_ref_frame != best_inter_ref_frame)
|
|
continue;
|
|
mode_excluded = cm->reference_mode == SINGLE_REFERENCE;
|
|
} else {
|
|
if (ref_frame != INTRA_FRAME)
|
|
mode_excluded = cm->reference_mode == COMPOUND_REFERENCE;
|
|
}
|
|
|
|
if (ref_frame == INTRA_FRAME) {
|
|
if (!(intra_y_mode_mask & (1 << this_mode)))
|
|
continue;
|
|
if (this_mode != DC_PRED) {
|
|
// Disable intra modes other than DC_PRED for blocks with low variance
|
|
// Threshold for intra skipping based on source variance
|
|
// TODO(debargha): Specialize the threshold for super block sizes
|
|
const unsigned int skip_intra_var_thresh = 64;
|
|
if ((mode_search_skip_flags & FLAG_SKIP_INTRA_LOWVAR) &&
|
|
x->source_variance < skip_intra_var_thresh)
|
|
continue;
|
|
// Only search the oblique modes if the best so far is
|
|
// one of the neighboring directional modes
|
|
if ((mode_search_skip_flags & FLAG_SKIP_INTRA_BESTINTER) &&
|
|
(this_mode >= D45_PRED && this_mode <= TM_PRED)) {
|
|
if (best_mode_index >= 0 &&
|
|
vp9_mode_order[best_mode_index].ref_frame[0] > INTRA_FRAME)
|
|
continue;
|
|
}
|
|
if (mode_search_skip_flags & FLAG_SKIP_INTRA_DIRMISMATCH) {
|
|
if (conditional_skipintra(this_mode, best_intra_mode))
|
|
continue;
|
|
}
|
|
}
|
|
} else {
|
|
if (x->in_active_map &&
|
|
!vp9_segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) {
|
|
const MV_REFERENCE_FRAME ref_frames[2] = {ref_frame, second_ref_frame};
|
|
if (!check_best_zero_mv(cpi, mbmi->mode_context, frame_mv,
|
|
disable_inter_mode_mask, this_mode, ref_frames))
|
|
continue;
|
|
}
|
|
}
|
|
|
|
mbmi->mode = this_mode;
|
|
mbmi->uv_mode = x->in_active_map ? DC_PRED : this_mode;
|
|
mbmi->ref_frame[0] = ref_frame;
|
|
mbmi->ref_frame[1] = second_ref_frame;
|
|
// Evaluate all sub-pel filters irrespective of whether we can use
|
|
// them for this frame.
|
|
mbmi->interp_filter = cm->interp_filter == SWITCHABLE ? EIGHTTAP
|
|
: cm->interp_filter;
|
|
x->skip = 0;
|
|
set_ref_ptrs(cm, xd, ref_frame, second_ref_frame);
|
|
|
|
// Select prediction reference frames.
|
|
for (i = 0; i < MAX_MB_PLANE; i++) {
|
|
xd->plane[i].pre[0] = yv12_mb[ref_frame][i];
|
|
if (comp_pred)
|
|
xd->plane[i].pre[1] = yv12_mb[second_ref_frame][i];
|
|
}
|
|
|
|
for (i = 0; i < TX_MODES; ++i)
|
|
tx_cache[i] = INT64_MAX;
|
|
|
|
if (ref_frame == INTRA_FRAME) {
|
|
TX_SIZE uv_tx;
|
|
intra_super_block_yrd(cpi, x, &rate_y, &distortion_y, &skippable, NULL,
|
|
bsize, tx_cache, best_rd);
|
|
|
|
if (rate_y == INT_MAX)
|
|
continue;
|
|
|
|
uv_tx = get_uv_tx_size_impl(mbmi->tx_size, bsize);
|
|
if (rate_uv_intra[uv_tx] == INT_MAX) {
|
|
choose_intra_uv_mode(cpi, ctx, bsize, uv_tx,
|
|
&rate_uv_intra[uv_tx], &rate_uv_tokenonly[uv_tx],
|
|
&dist_uv[uv_tx], &skip_uv[uv_tx], &mode_uv[uv_tx]);
|
|
}
|
|
|
|
rate_uv = rate_uv_tokenonly[uv_tx];
|
|
distortion_uv = dist_uv[uv_tx];
|
|
skippable = skippable && skip_uv[uv_tx];
|
|
mbmi->uv_mode = mode_uv[uv_tx];
|
|
|
|
rate2 = rate_y + cpi->mbmode_cost[mbmi->mode] + rate_uv_intra[uv_tx];
|
|
if (this_mode != DC_PRED && this_mode != TM_PRED)
|
|
rate2 += intra_cost_penalty;
|
|
distortion2 = distortion_y + distortion_uv;
|
|
} else {
|
|
this_rd = handle_inter_mode(cpi, x, bsize,
|
|
tx_cache,
|
|
&rate2, &distortion2, &skippable,
|
|
&rate_y, &distortion_y,
|
|
&rate_uv, &distortion_uv,
|
|
&mode_excluded, &disable_skip,
|
|
&tmp_best_filter, frame_mv,
|
|
mi_row, mi_col,
|
|
single_newmv, &total_sse, best_rd);
|
|
if (this_rd == INT64_MAX)
|
|
continue;
|
|
|
|
compmode_cost = vp9_cost_bit(comp_mode_p, comp_pred);
|
|
|
|
if (cm->reference_mode == REFERENCE_MODE_SELECT)
|
|
rate2 += compmode_cost;
|
|
}
|
|
|
|
// Estimate the reference frame signaling cost and add it
|
|
// to the rolling cost variable.
|
|
if (comp_pred) {
|
|
rate2 += ref_costs_comp[ref_frame];
|
|
} else {
|
|
rate2 += ref_costs_single[ref_frame];
|
|
}
|
|
|
|
if (!disable_skip) {
|
|
// Test for the condition where skip block will be activated
|
|
// because there are no non zero coefficients and make any
|
|
// necessary adjustment for rate. Ignore if skip is coded at
|
|
// segment level as the cost wont have been added in.
|
|
// Is Mb level skip allowed (i.e. not coded at segment level).
|
|
const int mb_skip_allowed = !vp9_segfeature_active(seg, segment_id,
|
|
SEG_LVL_SKIP);
|
|
|
|
if (skippable) {
|
|
// Back out the coefficient coding costs
|
|
rate2 -= (rate_y + rate_uv);
|
|
// for best yrd calculation
|
|
rate_uv = 0;
|
|
|
|
if (mb_skip_allowed) {
|
|
int prob_skip_cost;
|
|
|
|
// Cost the skip mb case
|
|
vp9_prob skip_prob = vp9_get_skip_prob(cm, xd);
|
|
if (skip_prob) {
|
|
prob_skip_cost = vp9_cost_bit(skip_prob, 1);
|
|
rate2 += prob_skip_cost;
|
|
}
|
|
}
|
|
} else if (mb_skip_allowed && ref_frame != INTRA_FRAME && !xd->lossless) {
|
|
if (RDCOST(x->rdmult, x->rddiv, rate_y + rate_uv, distortion2) <
|
|
RDCOST(x->rdmult, x->rddiv, 0, total_sse)) {
|
|
// Add in the cost of the no skip flag.
|
|
rate2 += vp9_cost_bit(vp9_get_skip_prob(cm, xd), 0);
|
|
} else {
|
|
// FIXME(rbultje) make this work for splitmv also
|
|
rate2 += vp9_cost_bit(vp9_get_skip_prob(cm, xd), 1);
|
|
distortion2 = total_sse;
|
|
assert(total_sse >= 0);
|
|
rate2 -= (rate_y + rate_uv);
|
|
rate_y = 0;
|
|
rate_uv = 0;
|
|
this_skip2 = 1;
|
|
}
|
|
} else if (mb_skip_allowed) {
|
|
// Add in the cost of the no skip flag.
|
|
rate2 += vp9_cost_bit(vp9_get_skip_prob(cm, xd), 0);
|
|
}
|
|
|
|
// Calculate the final RD estimate for this mode.
|
|
this_rd = RDCOST(x->rdmult, x->rddiv, rate2, distortion2);
|
|
}
|
|
|
|
if (ref_frame == INTRA_FRAME) {
|
|
// Keep record of best intra rd
|
|
if (this_rd < best_intra_rd) {
|
|
best_intra_rd = this_rd;
|
|
best_intra_mode = mbmi->mode;
|
|
}
|
|
} else {
|
|
// Keep record of best inter rd with single reference
|
|
if (!comp_pred && !mode_excluded && this_rd < best_inter_rd) {
|
|
best_inter_rd = this_rd;
|
|
best_inter_ref_frame = ref_frame;
|
|
}
|
|
}
|
|
|
|
if (!disable_skip && ref_frame == INTRA_FRAME) {
|
|
for (i = 0; i < REFERENCE_MODES; ++i)
|
|
best_pred_rd[i] = MIN(best_pred_rd[i], this_rd);
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++)
|
|
best_filter_rd[i] = MIN(best_filter_rd[i], this_rd);
|
|
}
|
|
|
|
// Store the respective mode distortions for later use.
|
|
if (mode_distortions[this_mode] == -1
|
|
|| distortion2 < mode_distortions[this_mode]) {
|
|
mode_distortions[this_mode] = distortion2;
|
|
}
|
|
|
|
// Did this mode help.. i.e. is it the new best mode
|
|
if (this_rd < best_rd || x->skip) {
|
|
int max_plane = MAX_MB_PLANE;
|
|
if (!mode_excluded) {
|
|
// Note index of best mode so far
|
|
best_mode_index = mode_index;
|
|
|
|
if (ref_frame == INTRA_FRAME) {
|
|
/* required for left and above block mv */
|
|
mbmi->mv[0].as_int = 0;
|
|
max_plane = 1;
|
|
}
|
|
|
|
*returnrate = rate2;
|
|
*returndistortion = distortion2;
|
|
best_rd = this_rd;
|
|
best_mbmode = *mbmi;
|
|
best_skip2 = this_skip2;
|
|
if (!x->select_txfm_size)
|
|
swap_block_ptr(x, ctx, 1, 0, 0, max_plane);
|
|
vpx_memcpy(ctx->zcoeff_blk, x->zcoeff_blk[mbmi->tx_size],
|
|
sizeof(uint8_t) * ctx->num_4x4_blk);
|
|
|
|
// TODO(debargha): enhance this test with a better distortion prediction
|
|
// based on qp, activity mask and history
|
|
if ((mode_search_skip_flags & FLAG_EARLY_TERMINATE) &&
|
|
(mode_index > MIN_EARLY_TERM_INDEX)) {
|
|
const int qstep = xd->plane[0].dequant[1];
|
|
// TODO(debargha): Enhance this by specializing for each mode_index
|
|
int scale = 4;
|
|
if (x->source_variance < UINT_MAX) {
|
|
const int var_adjust = (x->source_variance < 16);
|
|
scale -= var_adjust;
|
|
}
|
|
if (ref_frame > INTRA_FRAME &&
|
|
distortion2 * scale < qstep * qstep) {
|
|
early_term = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* keep record of best compound/single-only prediction */
|
|
if (!disable_skip && ref_frame != INTRA_FRAME) {
|
|
int64_t single_rd, hybrid_rd, single_rate, hybrid_rate;
|
|
|
|
if (cm->reference_mode == REFERENCE_MODE_SELECT) {
|
|
single_rate = rate2 - compmode_cost;
|
|
hybrid_rate = rate2;
|
|
} else {
|
|
single_rate = rate2;
|
|
hybrid_rate = rate2 + compmode_cost;
|
|
}
|
|
|
|
single_rd = RDCOST(x->rdmult, x->rddiv, single_rate, distortion2);
|
|
hybrid_rd = RDCOST(x->rdmult, x->rddiv, hybrid_rate, distortion2);
|
|
|
|
if (!comp_pred) {
|
|
if (single_rd < best_pred_rd[SINGLE_REFERENCE]) {
|
|
best_pred_rd[SINGLE_REFERENCE] = single_rd;
|
|
}
|
|
} else {
|
|
if (single_rd < best_pred_rd[COMPOUND_REFERENCE]) {
|
|
best_pred_rd[COMPOUND_REFERENCE] = single_rd;
|
|
}
|
|
}
|
|
if (hybrid_rd < best_pred_rd[REFERENCE_MODE_SELECT])
|
|
best_pred_rd[REFERENCE_MODE_SELECT] = hybrid_rd;
|
|
|
|
/* keep record of best filter type */
|
|
if (!mode_excluded && cm->interp_filter != BILINEAR) {
|
|
int64_t ref = rd_opt->filter_cache[cm->interp_filter == SWITCHABLE ?
|
|
SWITCHABLE_FILTERS : cm->interp_filter];
|
|
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++) {
|
|
int64_t adj_rd;
|
|
if (ref == INT64_MAX)
|
|
adj_rd = 0;
|
|
else if (rd_opt->filter_cache[i] == INT64_MAX)
|
|
// when early termination is triggered, the encoder does not have
|
|
// access to the rate-distortion cost. it only knows that the cost
|
|
// should be above the maximum valid value. hence it takes the known
|
|
// maximum plus an arbitrary constant as the rate-distortion cost.
|
|
adj_rd = rd_opt->mask_filter - ref + 10;
|
|
else
|
|
adj_rd = rd_opt->filter_cache[i] - ref;
|
|
|
|
adj_rd += this_rd;
|
|
best_filter_rd[i] = MIN(best_filter_rd[i], adj_rd);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* keep record of best txfm size */
|
|
if (bsize < BLOCK_32X32) {
|
|
if (bsize < BLOCK_16X16)
|
|
tx_cache[ALLOW_16X16] = tx_cache[ALLOW_8X8];
|
|
|
|
tx_cache[ALLOW_32X32] = tx_cache[ALLOW_16X16];
|
|
}
|
|
if (!mode_excluded && this_rd != INT64_MAX) {
|
|
for (i = 0; i < TX_MODES && tx_cache[i] < INT64_MAX; i++) {
|
|
int64_t adj_rd = INT64_MAX;
|
|
adj_rd = this_rd + tx_cache[i] - tx_cache[cm->tx_mode];
|
|
|
|
if (adj_rd < best_tx_rd[i])
|
|
best_tx_rd[i] = adj_rd;
|
|
}
|
|
}
|
|
|
|
if (early_term)
|
|
break;
|
|
|
|
if (x->skip && !comp_pred)
|
|
break;
|
|
}
|
|
|
|
if (best_mode_index < 0 || best_rd >= best_rd_so_far)
|
|
return INT64_MAX;
|
|
|
|
// If we used an estimate for the uv intra rd in the loop above...
|
|
if (cpi->sf.use_uv_intra_rd_estimate) {
|
|
// Do Intra UV best rd mode selection if best mode choice above was intra.
|
|
if (vp9_mode_order[best_mode_index].ref_frame[0] == INTRA_FRAME) {
|
|
TX_SIZE uv_tx_size;
|
|
*mbmi = best_mbmode;
|
|
uv_tx_size = get_uv_tx_size(mbmi);
|
|
rd_pick_intra_sbuv_mode(cpi, x, ctx, &rate_uv_intra[uv_tx_size],
|
|
&rate_uv_tokenonly[uv_tx_size],
|
|
&dist_uv[uv_tx_size],
|
|
&skip_uv[uv_tx_size],
|
|
bsize < BLOCK_8X8 ? BLOCK_8X8 : bsize,
|
|
uv_tx_size);
|
|
}
|
|
}
|
|
|
|
assert((cm->interp_filter == SWITCHABLE) ||
|
|
(cm->interp_filter == best_mbmode.interp_filter) ||
|
|
!is_inter_block(&best_mbmode));
|
|
|
|
update_rd_thresh_fact(cpi, bsize, best_mode_index);
|
|
|
|
// macroblock modes
|
|
*mbmi = best_mbmode;
|
|
x->skip |= best_skip2;
|
|
|
|
for (i = 0; i < REFERENCE_MODES; ++i) {
|
|
if (best_pred_rd[i] == INT64_MAX)
|
|
best_pred_diff[i] = INT_MIN;
|
|
else
|
|
best_pred_diff[i] = best_rd - best_pred_rd[i];
|
|
}
|
|
|
|
if (!x->skip) {
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++) {
|
|
if (best_filter_rd[i] == INT64_MAX)
|
|
best_filter_diff[i] = 0;
|
|
else
|
|
best_filter_diff[i] = best_rd - best_filter_rd[i];
|
|
}
|
|
if (cm->interp_filter == SWITCHABLE)
|
|
assert(best_filter_diff[SWITCHABLE_FILTERS] == 0);
|
|
for (i = 0; i < TX_MODES; i++) {
|
|
if (best_tx_rd[i] == INT64_MAX)
|
|
best_tx_diff[i] = 0;
|
|
else
|
|
best_tx_diff[i] = best_rd - best_tx_rd[i];
|
|
}
|
|
} else {
|
|
vp9_zero(best_filter_diff);
|
|
vp9_zero(best_tx_diff);
|
|
}
|
|
|
|
if (!x->in_active_map) {
|
|
assert(mbmi->ref_frame[0] == LAST_FRAME);
|
|
assert(mbmi->ref_frame[1] == NONE);
|
|
assert(mbmi->mode == NEARESTMV ||
|
|
mbmi->mode == NEARMV ||
|
|
mbmi->mode == ZEROMV);
|
|
assert(frame_mv[mbmi->mode][LAST_FRAME].as_int == 0);
|
|
assert(mbmi->mode == mbmi->uv_mode);
|
|
}
|
|
|
|
set_ref_ptrs(cm, xd, mbmi->ref_frame[0], mbmi->ref_frame[1]);
|
|
store_coding_context(x, ctx, best_mode_index,
|
|
&mbmi->ref_mvs[mbmi->ref_frame[0]][0],
|
|
&mbmi->ref_mvs[mbmi->ref_frame[1] < 0 ? 0 :
|
|
mbmi->ref_frame[1]][0],
|
|
best_pred_diff, best_tx_diff, best_filter_diff);
|
|
|
|
return best_rd;
|
|
}
|
|
|
|
|
|
int64_t vp9_rd_pick_inter_mode_sub8x8(VP9_COMP *cpi, MACROBLOCK *x,
|
|
const TileInfo *const tile,
|
|
int mi_row, int mi_col,
|
|
int *returnrate,
|
|
int64_t *returndistortion,
|
|
BLOCK_SIZE bsize,
|
|
PICK_MODE_CONTEXT *ctx,
|
|
int64_t best_rd_so_far) {
|
|
VP9_COMMON *const cm = &cpi->common;
|
|
RD_OPT *const rd_opt = &cpi->rd;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
|
|
const struct segmentation *const seg = &cm->seg;
|
|
MV_REFERENCE_FRAME ref_frame, second_ref_frame;
|
|
unsigned char segment_id = mbmi->segment_id;
|
|
int comp_pred, i;
|
|
int_mv frame_mv[MB_MODE_COUNT][MAX_REF_FRAMES];
|
|
struct buf_2d yv12_mb[4][MAX_MB_PLANE];
|
|
static const int flag_list[4] = { 0, VP9_LAST_FLAG, VP9_GOLD_FLAG,
|
|
VP9_ALT_FLAG };
|
|
int64_t best_rd = best_rd_so_far;
|
|
int64_t best_yrd = best_rd_so_far; // FIXME(rbultje) more precise
|
|
static const int64_t best_tx_diff[TX_MODES] = { 0 };
|
|
int64_t best_pred_diff[REFERENCE_MODES];
|
|
int64_t best_pred_rd[REFERENCE_MODES];
|
|
int64_t best_filter_rd[SWITCHABLE_FILTER_CONTEXTS];
|
|
int64_t best_filter_diff[SWITCHABLE_FILTER_CONTEXTS];
|
|
MB_MODE_INFO best_mbmode;
|
|
int ref_index, best_ref_index = 0;
|
|
unsigned int ref_costs_single[MAX_REF_FRAMES], ref_costs_comp[MAX_REF_FRAMES];
|
|
vp9_prob comp_mode_p;
|
|
int64_t best_inter_rd = INT64_MAX;
|
|
MV_REFERENCE_FRAME best_inter_ref_frame = LAST_FRAME;
|
|
INTERP_FILTER tmp_best_filter = SWITCHABLE;
|
|
int rate_uv_intra, rate_uv_tokenonly;
|
|
int64_t dist_uv;
|
|
int skip_uv;
|
|
PREDICTION_MODE mode_uv = DC_PRED;
|
|
int intra_cost_penalty = 20 * vp9_dc_quant(cm->base_qindex, cm->y_dc_delta_q);
|
|
int_mv seg_mvs[4][MAX_REF_FRAMES];
|
|
b_mode_info best_bmodes[4];
|
|
int best_skip2 = 0;
|
|
int ref_frame_mask = 0;
|
|
int mode_skip_mask = 0;
|
|
|
|
x->skip_encode = cpi->sf.skip_encode_frame && x->q_index < QIDX_SKIP_THRESH;
|
|
vpx_memset(x->zcoeff_blk[TX_4X4], 0, 4);
|
|
vp9_zero(best_mbmode);
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
int j;
|
|
for (j = 0; j < MAX_REF_FRAMES; j++)
|
|
seg_mvs[i][j].as_int = INVALID_MV;
|
|
}
|
|
|
|
estimate_ref_frame_costs(cm, xd, segment_id, ref_costs_single, ref_costs_comp,
|
|
&comp_mode_p);
|
|
|
|
for (i = 0; i < REFERENCE_MODES; ++i)
|
|
best_pred_rd[i] = INT64_MAX;
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++)
|
|
best_filter_rd[i] = INT64_MAX;
|
|
rate_uv_intra = INT_MAX;
|
|
|
|
*returnrate = INT_MAX;
|
|
|
|
for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ref_frame++) {
|
|
if (cpi->ref_frame_flags & flag_list[ref_frame]) {
|
|
vp9_setup_buffer_inter(cpi, x, tile,
|
|
ref_frame, bsize, mi_row, mi_col,
|
|
frame_mv[NEARESTMV], frame_mv[NEARMV],
|
|
yv12_mb);
|
|
}
|
|
frame_mv[NEWMV][ref_frame].as_int = INVALID_MV;
|
|
frame_mv[ZEROMV][ref_frame].as_int = 0;
|
|
}
|
|
|
|
for (ref_frame = LAST_FRAME;
|
|
ref_frame <= ALTREF_FRAME && cpi->sf.reference_masking; ++ref_frame) {
|
|
int i;
|
|
for (i = LAST_FRAME; i <= ALTREF_FRAME; ++i) {
|
|
if ((x->pred_mv_sad[ref_frame] >> 1) > x->pred_mv_sad[i]) {
|
|
ref_frame_mask |= (1 << ref_frame);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (ref_index = 0; ref_index < MAX_REFS; ++ref_index) {
|
|
int mode_excluded = 0;
|
|
int64_t this_rd = INT64_MAX;
|
|
int disable_skip = 0;
|
|
int compmode_cost = 0;
|
|
int rate2 = 0, rate_y = 0, rate_uv = 0;
|
|
int64_t distortion2 = 0, distortion_y = 0, distortion_uv = 0;
|
|
int skippable = 0;
|
|
int i;
|
|
int this_skip2 = 0;
|
|
int64_t total_sse = INT_MAX;
|
|
int early_term = 0;
|
|
|
|
ref_frame = vp9_ref_order[ref_index].ref_frame[0];
|
|
second_ref_frame = vp9_ref_order[ref_index].ref_frame[1];
|
|
|
|
// Look at the reference frame of the best mode so far and set the
|
|
// skip mask to look at a subset of the remaining modes.
|
|
if (ref_index > 2 && cpi->sf.mode_skip_start < MAX_MODES) {
|
|
if (ref_index == 3) {
|
|
switch (vp9_ref_order[best_ref_index].ref_frame[0]) {
|
|
case INTRA_FRAME:
|
|
mode_skip_mask = 0;
|
|
break;
|
|
case LAST_FRAME:
|
|
mode_skip_mask = 0x0010;
|
|
break;
|
|
case GOLDEN_FRAME:
|
|
mode_skip_mask = 0x0008;
|
|
break;
|
|
case ALTREF_FRAME:
|
|
mode_skip_mask = 0x0000;
|
|
break;
|
|
case NONE:
|
|
case MAX_REF_FRAMES:
|
|
assert(0 && "Invalid Reference frame");
|
|
}
|
|
}
|
|
if (mode_skip_mask & (1 << ref_index))
|
|
continue;
|
|
}
|
|
|
|
// Test best rd so far against threshold for trying this mode.
|
|
if (rd_less_than_thresh(best_rd,
|
|
rd_opt->threshes[segment_id][bsize][ref_index],
|
|
rd_opt->thresh_freq_fact[bsize][ref_index]))
|
|
continue;
|
|
|
|
if (ref_frame > INTRA_FRAME &&
|
|
!(cpi->ref_frame_flags & flag_list[ref_frame])) {
|
|
continue;
|
|
}
|
|
|
|
comp_pred = second_ref_frame > INTRA_FRAME;
|
|
if (comp_pred) {
|
|
if (!(cpi->ref_frame_flags & flag_list[second_ref_frame]))
|
|
continue;
|
|
// Do not allow compound prediction if the segment level reference frame
|
|
// feature is in use as in this case there can only be one reference.
|
|
if (vp9_segfeature_active(seg, segment_id, SEG_LVL_REF_FRAME))
|
|
continue;
|
|
if ((cpi->sf.mode_search_skip_flags & FLAG_SKIP_COMP_BESTINTRA) &&
|
|
vp9_ref_order[best_ref_index].ref_frame[0] == INTRA_FRAME)
|
|
continue;
|
|
if ((cpi->sf.mode_search_skip_flags & FLAG_SKIP_COMP_REFMISMATCH) &&
|
|
ref_frame != best_inter_ref_frame &&
|
|
second_ref_frame != best_inter_ref_frame)
|
|
continue;
|
|
}
|
|
|
|
// TODO(jingning, jkoleszar): scaling reference frame not supported for
|
|
// sub8x8 blocks.
|
|
if (ref_frame > INTRA_FRAME &&
|
|
vp9_is_scaled(&cm->frame_refs[ref_frame - 1].sf))
|
|
continue;
|
|
|
|
if (second_ref_frame > INTRA_FRAME &&
|
|
vp9_is_scaled(&cm->frame_refs[second_ref_frame - 1].sf))
|
|
continue;
|
|
|
|
if (comp_pred) {
|
|
mode_excluded = mode_excluded ? mode_excluded
|
|
: cm->reference_mode == SINGLE_REFERENCE;
|
|
} else if (ref_frame != INTRA_FRAME) {
|
|
mode_excluded = mode_excluded ? mode_excluded
|
|
: cm->reference_mode == COMPOUND_REFERENCE;
|
|
}
|
|
|
|
// If the segment reference frame feature is enabled....
|
|
// then do nothing if the current ref frame is not allowed..
|
|
if (vp9_segfeature_active(seg, segment_id, SEG_LVL_REF_FRAME) &&
|
|
vp9_get_segdata(seg, segment_id, SEG_LVL_REF_FRAME) !=
|
|
(int)ref_frame) {
|
|
continue;
|
|
// If the segment skip feature is enabled....
|
|
// then do nothing if the current mode is not allowed..
|
|
} else if (vp9_segfeature_active(seg, segment_id, SEG_LVL_SKIP) &&
|
|
ref_frame != INTRA_FRAME) {
|
|
continue;
|
|
// Disable this drop out case if the ref frame
|
|
// segment level feature is enabled for this segment. This is to
|
|
// prevent the possibility that we end up unable to pick any mode.
|
|
} else if (!vp9_segfeature_active(seg, segment_id,
|
|
SEG_LVL_REF_FRAME)) {
|
|
// Only consider ZEROMV/ALTREF_FRAME for alt ref frame,
|
|
// unless ARNR filtering is enabled in which case we want
|
|
// an unfiltered alternative. We allow near/nearest as well
|
|
// because they may result in zero-zero MVs but be cheaper.
|
|
if (cpi->rc.is_src_frame_alt_ref && (cpi->oxcf.arnr_max_frames == 0))
|
|
continue;
|
|
}
|
|
|
|
mbmi->tx_size = TX_4X4;
|
|
mbmi->uv_mode = DC_PRED;
|
|
mbmi->ref_frame[0] = ref_frame;
|
|
mbmi->ref_frame[1] = second_ref_frame;
|
|
// Evaluate all sub-pel filters irrespective of whether we can use
|
|
// them for this frame.
|
|
mbmi->interp_filter = cm->interp_filter == SWITCHABLE ? EIGHTTAP
|
|
: cm->interp_filter;
|
|
x->skip = 0;
|
|
set_ref_ptrs(cm, xd, ref_frame, second_ref_frame);
|
|
|
|
// Select prediction reference frames.
|
|
for (i = 0; i < MAX_MB_PLANE; i++) {
|
|
xd->plane[i].pre[0] = yv12_mb[ref_frame][i];
|
|
if (comp_pred)
|
|
xd->plane[i].pre[1] = yv12_mb[second_ref_frame][i];
|
|
}
|
|
|
|
if (ref_frame == INTRA_FRAME) {
|
|
int rate;
|
|
if (rd_pick_intra_sub_8x8_y_mode(cpi, x, &rate, &rate_y,
|
|
&distortion_y, best_rd) >= best_rd)
|
|
continue;
|
|
rate2 += rate;
|
|
rate2 += intra_cost_penalty;
|
|
distortion2 += distortion_y;
|
|
|
|
if (rate_uv_intra == INT_MAX) {
|
|
choose_intra_uv_mode(cpi, ctx, bsize, TX_4X4,
|
|
&rate_uv_intra,
|
|
&rate_uv_tokenonly,
|
|
&dist_uv, &skip_uv,
|
|
&mode_uv);
|
|
}
|
|
rate2 += rate_uv_intra;
|
|
rate_uv = rate_uv_tokenonly;
|
|
distortion2 += dist_uv;
|
|
distortion_uv = dist_uv;
|
|
mbmi->uv_mode = mode_uv;
|
|
} else {
|
|
int rate;
|
|
int64_t distortion;
|
|
int64_t this_rd_thresh;
|
|
int64_t tmp_rd, tmp_best_rd = INT64_MAX, tmp_best_rdu = INT64_MAX;
|
|
int tmp_best_rate = INT_MAX, tmp_best_ratey = INT_MAX;
|
|
int64_t tmp_best_distortion = INT_MAX, tmp_best_sse, uv_sse;
|
|
int tmp_best_skippable = 0;
|
|
int switchable_filter_index;
|
|
int_mv *second_ref = comp_pred ?
|
|
&mbmi->ref_mvs[second_ref_frame][0] : NULL;
|
|
b_mode_info tmp_best_bmodes[16];
|
|
MB_MODE_INFO tmp_best_mbmode;
|
|
BEST_SEG_INFO bsi[SWITCHABLE_FILTERS];
|
|
int pred_exists = 0;
|
|
int uv_skippable;
|
|
|
|
this_rd_thresh = (ref_frame == LAST_FRAME) ?
|
|
rd_opt->threshes[segment_id][bsize][THR_LAST] :
|
|
rd_opt->threshes[segment_id][bsize][THR_ALTR];
|
|
this_rd_thresh = (ref_frame == GOLDEN_FRAME) ?
|
|
rd_opt->threshes[segment_id][bsize][THR_GOLD] : this_rd_thresh;
|
|
rd_opt->mask_filter = 0;
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i)
|
|
rd_opt->filter_cache[i] = INT64_MAX;
|
|
|
|
if (cm->interp_filter != BILINEAR) {
|
|
tmp_best_filter = EIGHTTAP;
|
|
if (x->source_variance < cpi->sf.disable_filter_search_var_thresh) {
|
|
tmp_best_filter = EIGHTTAP;
|
|
} else if (cpi->sf.adaptive_pred_interp_filter == 1 &&
|
|
ctx->pred_interp_filter < SWITCHABLE) {
|
|
tmp_best_filter = ctx->pred_interp_filter;
|
|
} else if (cpi->sf.adaptive_pred_interp_filter == 2) {
|
|
tmp_best_filter = ctx->pred_interp_filter < SWITCHABLE ?
|
|
ctx->pred_interp_filter : 0;
|
|
} else {
|
|
for (switchable_filter_index = 0;
|
|
switchable_filter_index < SWITCHABLE_FILTERS;
|
|
++switchable_filter_index) {
|
|
int newbest, rs;
|
|
int64_t rs_rd;
|
|
mbmi->interp_filter = switchable_filter_index;
|
|
tmp_rd = rd_pick_best_sub8x8_mode(cpi, x, tile,
|
|
&mbmi->ref_mvs[ref_frame][0],
|
|
second_ref, best_yrd, &rate,
|
|
&rate_y, &distortion,
|
|
&skippable, &total_sse,
|
|
(int) this_rd_thresh, seg_mvs,
|
|
bsi, switchable_filter_index,
|
|
mi_row, mi_col);
|
|
|
|
if (tmp_rd == INT64_MAX)
|
|
continue;
|
|
rs = vp9_get_switchable_rate(cpi);
|
|
rs_rd = RDCOST(x->rdmult, x->rddiv, rs, 0);
|
|
rd_opt->filter_cache[switchable_filter_index] = tmp_rd;
|
|
rd_opt->filter_cache[SWITCHABLE_FILTERS] =
|
|
MIN(rd_opt->filter_cache[SWITCHABLE_FILTERS],
|
|
tmp_rd + rs_rd);
|
|
if (cm->interp_filter == SWITCHABLE)
|
|
tmp_rd += rs_rd;
|
|
|
|
rd_opt->mask_filter = MAX(rd_opt->mask_filter, tmp_rd);
|
|
|
|
newbest = (tmp_rd < tmp_best_rd);
|
|
if (newbest) {
|
|
tmp_best_filter = mbmi->interp_filter;
|
|
tmp_best_rd = tmp_rd;
|
|
}
|
|
if ((newbest && cm->interp_filter == SWITCHABLE) ||
|
|
(mbmi->interp_filter == cm->interp_filter &&
|
|
cm->interp_filter != SWITCHABLE)) {
|
|
tmp_best_rdu = tmp_rd;
|
|
tmp_best_rate = rate;
|
|
tmp_best_ratey = rate_y;
|
|
tmp_best_distortion = distortion;
|
|
tmp_best_sse = total_sse;
|
|
tmp_best_skippable = skippable;
|
|
tmp_best_mbmode = *mbmi;
|
|
for (i = 0; i < 4; i++) {
|
|
tmp_best_bmodes[i] = xd->mi[0]->bmi[i];
|
|
x->zcoeff_blk[TX_4X4][i] = !x->plane[0].eobs[i];
|
|
}
|
|
pred_exists = 1;
|
|
if (switchable_filter_index == 0 &&
|
|
cpi->sf.use_rd_breakout &&
|
|
best_rd < INT64_MAX) {
|
|
if (tmp_best_rdu / 2 > best_rd) {
|
|
// skip searching the other filters if the first is
|
|
// already substantially larger than the best so far
|
|
tmp_best_filter = mbmi->interp_filter;
|
|
tmp_best_rdu = INT64_MAX;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} // switchable_filter_index loop
|
|
}
|
|
}
|
|
|
|
if (tmp_best_rdu == INT64_MAX && pred_exists)
|
|
continue;
|
|
|
|
mbmi->interp_filter = (cm->interp_filter == SWITCHABLE ?
|
|
tmp_best_filter : cm->interp_filter);
|
|
if (!pred_exists) {
|
|
// Handles the special case when a filter that is not in the
|
|
// switchable list (bilinear, 6-tap) is indicated at the frame level
|
|
tmp_rd = rd_pick_best_sub8x8_mode(cpi, x, tile,
|
|
&mbmi->ref_mvs[ref_frame][0],
|
|
second_ref, best_yrd, &rate, &rate_y,
|
|
&distortion, &skippable, &total_sse,
|
|
(int) this_rd_thresh, seg_mvs, bsi, 0,
|
|
mi_row, mi_col);
|
|
if (tmp_rd == INT64_MAX)
|
|
continue;
|
|
} else {
|
|
total_sse = tmp_best_sse;
|
|
rate = tmp_best_rate;
|
|
rate_y = tmp_best_ratey;
|
|
distortion = tmp_best_distortion;
|
|
skippable = tmp_best_skippable;
|
|
*mbmi = tmp_best_mbmode;
|
|
for (i = 0; i < 4; i++)
|
|
xd->mi[0]->bmi[i] = tmp_best_bmodes[i];
|
|
}
|
|
|
|
rate2 += rate;
|
|
distortion2 += distortion;
|
|
|
|
if (cm->interp_filter == SWITCHABLE)
|
|
rate2 += vp9_get_switchable_rate(cpi);
|
|
|
|
if (!mode_excluded)
|
|
mode_excluded = comp_pred ? cm->reference_mode == SINGLE_REFERENCE
|
|
: cm->reference_mode == COMPOUND_REFERENCE;
|
|
|
|
compmode_cost = vp9_cost_bit(comp_mode_p, comp_pred);
|
|
|
|
tmp_best_rdu = best_rd -
|
|
MIN(RDCOST(x->rdmult, x->rddiv, rate2, distortion2),
|
|
RDCOST(x->rdmult, x->rddiv, 0, total_sse));
|
|
|
|
if (tmp_best_rdu > 0) {
|
|
// If even the 'Y' rd value of split is higher than best so far
|
|
// then dont bother looking at UV
|
|
vp9_build_inter_predictors_sbuv(&x->e_mbd, mi_row, mi_col,
|
|
BLOCK_8X8);
|
|
super_block_uvrd(cpi, x, &rate_uv, &distortion_uv, &uv_skippable,
|
|
&uv_sse, BLOCK_8X8, tmp_best_rdu);
|
|
if (rate_uv == INT_MAX)
|
|
continue;
|
|
rate2 += rate_uv;
|
|
distortion2 += distortion_uv;
|
|
skippable = skippable && uv_skippable;
|
|
total_sse += uv_sse;
|
|
}
|
|
}
|
|
|
|
if (cm->reference_mode == REFERENCE_MODE_SELECT)
|
|
rate2 += compmode_cost;
|
|
|
|
// Estimate the reference frame signaling cost and add it
|
|
// to the rolling cost variable.
|
|
if (second_ref_frame > INTRA_FRAME) {
|
|
rate2 += ref_costs_comp[ref_frame];
|
|
} else {
|
|
rate2 += ref_costs_single[ref_frame];
|
|
}
|
|
|
|
if (!disable_skip) {
|
|
// Test for the condition where skip block will be activated
|
|
// because there are no non zero coefficients and make any
|
|
// necessary adjustment for rate. Ignore if skip is coded at
|
|
// segment level as the cost wont have been added in.
|
|
// Is Mb level skip allowed (i.e. not coded at segment level).
|
|
const int mb_skip_allowed = !vp9_segfeature_active(seg, segment_id,
|
|
SEG_LVL_SKIP);
|
|
|
|
if (mb_skip_allowed && ref_frame != INTRA_FRAME && !xd->lossless) {
|
|
if (RDCOST(x->rdmult, x->rddiv, rate_y + rate_uv, distortion2) <
|
|
RDCOST(x->rdmult, x->rddiv, 0, total_sse)) {
|
|
// Add in the cost of the no skip flag.
|
|
rate2 += vp9_cost_bit(vp9_get_skip_prob(cm, xd), 0);
|
|
} else {
|
|
// FIXME(rbultje) make this work for splitmv also
|
|
rate2 += vp9_cost_bit(vp9_get_skip_prob(cm, xd), 1);
|
|
distortion2 = total_sse;
|
|
assert(total_sse >= 0);
|
|
rate2 -= (rate_y + rate_uv);
|
|
rate_y = 0;
|
|
rate_uv = 0;
|
|
this_skip2 = 1;
|
|
}
|
|
} else if (mb_skip_allowed) {
|
|
// Add in the cost of the no skip flag.
|
|
rate2 += vp9_cost_bit(vp9_get_skip_prob(cm, xd), 0);
|
|
}
|
|
|
|
// Calculate the final RD estimate for this mode.
|
|
this_rd = RDCOST(x->rdmult, x->rddiv, rate2, distortion2);
|
|
}
|
|
|
|
// Keep record of best inter rd with single reference
|
|
if (is_inter_block(mbmi) &&
|
|
!has_second_ref(mbmi) &&
|
|
!mode_excluded &&
|
|
this_rd < best_inter_rd) {
|
|
best_inter_rd = this_rd;
|
|
best_inter_ref_frame = ref_frame;
|
|
}
|
|
|
|
if (!disable_skip && ref_frame == INTRA_FRAME) {
|
|
for (i = 0; i < REFERENCE_MODES; ++i)
|
|
best_pred_rd[i] = MIN(best_pred_rd[i], this_rd);
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++)
|
|
best_filter_rd[i] = MIN(best_filter_rd[i], this_rd);
|
|
}
|
|
|
|
// Did this mode help.. i.e. is it the new best mode
|
|
if (this_rd < best_rd || x->skip) {
|
|
if (!mode_excluded) {
|
|
int max_plane = MAX_MB_PLANE;
|
|
// Note index of best mode so far
|
|
best_ref_index = ref_index;
|
|
|
|
if (ref_frame == INTRA_FRAME) {
|
|
/* required for left and above block mv */
|
|
mbmi->mv[0].as_int = 0;
|
|
max_plane = 1;
|
|
}
|
|
|
|
*returnrate = rate2;
|
|
*returndistortion = distortion2;
|
|
best_rd = this_rd;
|
|
best_yrd = best_rd -
|
|
RDCOST(x->rdmult, x->rddiv, rate_uv, distortion_uv);
|
|
best_mbmode = *mbmi;
|
|
best_skip2 = this_skip2;
|
|
if (!x->select_txfm_size)
|
|
swap_block_ptr(x, ctx, 1, 0, 0, max_plane);
|
|
vpx_memcpy(ctx->zcoeff_blk, x->zcoeff_blk[TX_4X4],
|
|
sizeof(uint8_t) * ctx->num_4x4_blk);
|
|
|
|
for (i = 0; i < 4; i++)
|
|
best_bmodes[i] = xd->mi[0]->bmi[i];
|
|
|
|
// TODO(debargha): enhance this test with a better distortion prediction
|
|
// based on qp, activity mask and history
|
|
if ((cpi->sf.mode_search_skip_flags & FLAG_EARLY_TERMINATE) &&
|
|
(ref_index > MIN_EARLY_TERM_INDEX)) {
|
|
const int qstep = xd->plane[0].dequant[1];
|
|
// TODO(debargha): Enhance this by specializing for each mode_index
|
|
int scale = 4;
|
|
if (x->source_variance < UINT_MAX) {
|
|
const int var_adjust = (x->source_variance < 16);
|
|
scale -= var_adjust;
|
|
}
|
|
if (ref_frame > INTRA_FRAME &&
|
|
distortion2 * scale < qstep * qstep) {
|
|
early_term = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* keep record of best compound/single-only prediction */
|
|
if (!disable_skip && ref_frame != INTRA_FRAME) {
|
|
int64_t single_rd, hybrid_rd, single_rate, hybrid_rate;
|
|
|
|
if (cm->reference_mode == REFERENCE_MODE_SELECT) {
|
|
single_rate = rate2 - compmode_cost;
|
|
hybrid_rate = rate2;
|
|
} else {
|
|
single_rate = rate2;
|
|
hybrid_rate = rate2 + compmode_cost;
|
|
}
|
|
|
|
single_rd = RDCOST(x->rdmult, x->rddiv, single_rate, distortion2);
|
|
hybrid_rd = RDCOST(x->rdmult, x->rddiv, hybrid_rate, distortion2);
|
|
|
|
if (!comp_pred && single_rd < best_pred_rd[SINGLE_REFERENCE]) {
|
|
best_pred_rd[SINGLE_REFERENCE] = single_rd;
|
|
} else if (comp_pred && single_rd < best_pred_rd[COMPOUND_REFERENCE]) {
|
|
best_pred_rd[COMPOUND_REFERENCE] = single_rd;
|
|
}
|
|
if (hybrid_rd < best_pred_rd[REFERENCE_MODE_SELECT])
|
|
best_pred_rd[REFERENCE_MODE_SELECT] = hybrid_rd;
|
|
}
|
|
|
|
/* keep record of best filter type */
|
|
if (!mode_excluded && !disable_skip && ref_frame != INTRA_FRAME &&
|
|
cm->interp_filter != BILINEAR) {
|
|
int64_t ref = rd_opt->filter_cache[cm->interp_filter == SWITCHABLE ?
|
|
SWITCHABLE_FILTERS : cm->interp_filter];
|
|
int64_t adj_rd;
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++) {
|
|
if (ref == INT64_MAX)
|
|
adj_rd = 0;
|
|
else if (rd_opt->filter_cache[i] == INT64_MAX)
|
|
// when early termination is triggered, the encoder does not have
|
|
// access to the rate-distortion cost. it only knows that the cost
|
|
// should be above the maximum valid value. hence it takes the known
|
|
// maximum plus an arbitrary constant as the rate-distortion cost.
|
|
adj_rd = rd_opt->mask_filter - ref + 10;
|
|
else
|
|
adj_rd = rd_opt->filter_cache[i] - ref;
|
|
|
|
adj_rd += this_rd;
|
|
best_filter_rd[i] = MIN(best_filter_rd[i], adj_rd);
|
|
}
|
|
}
|
|
|
|
if (early_term)
|
|
break;
|
|
|
|
if (x->skip && !comp_pred)
|
|
break;
|
|
}
|
|
|
|
if (best_rd >= best_rd_so_far)
|
|
return INT64_MAX;
|
|
|
|
// If we used an estimate for the uv intra rd in the loop above...
|
|
if (cpi->sf.use_uv_intra_rd_estimate) {
|
|
// Do Intra UV best rd mode selection if best mode choice above was intra.
|
|
if (vp9_ref_order[best_ref_index].ref_frame[0] == INTRA_FRAME) {
|
|
*mbmi = best_mbmode;
|
|
rd_pick_intra_sbuv_mode(cpi, x, ctx, &rate_uv_intra,
|
|
&rate_uv_tokenonly,
|
|
&dist_uv,
|
|
&skip_uv,
|
|
BLOCK_8X8, TX_4X4);
|
|
}
|
|
}
|
|
|
|
if (best_rd == INT64_MAX) {
|
|
*returnrate = INT_MAX;
|
|
*returndistortion = INT64_MAX;
|
|
return best_rd;
|
|
}
|
|
|
|
assert((cm->interp_filter == SWITCHABLE) ||
|
|
(cm->interp_filter == best_mbmode.interp_filter) ||
|
|
!is_inter_block(&best_mbmode));
|
|
|
|
update_rd_thresh_fact(cpi, bsize, best_ref_index);
|
|
|
|
// macroblock modes
|
|
*mbmi = best_mbmode;
|
|
x->skip |= best_skip2;
|
|
if (!is_inter_block(&best_mbmode)) {
|
|
for (i = 0; i < 4; i++)
|
|
xd->mi[0]->bmi[i].as_mode = best_bmodes[i].as_mode;
|
|
} else {
|
|
for (i = 0; i < 4; ++i)
|
|
vpx_memcpy(&xd->mi[0]->bmi[i], &best_bmodes[i], sizeof(b_mode_info));
|
|
|
|
mbmi->mv[0].as_int = xd->mi[0]->bmi[3].as_mv[0].as_int;
|
|
mbmi->mv[1].as_int = xd->mi[0]->bmi[3].as_mv[1].as_int;
|
|
}
|
|
|
|
for (i = 0; i < REFERENCE_MODES; ++i) {
|
|
if (best_pred_rd[i] == INT64_MAX)
|
|
best_pred_diff[i] = INT_MIN;
|
|
else
|
|
best_pred_diff[i] = best_rd - best_pred_rd[i];
|
|
}
|
|
|
|
if (!x->skip) {
|
|
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++) {
|
|
if (best_filter_rd[i] == INT64_MAX)
|
|
best_filter_diff[i] = 0;
|
|
else
|
|
best_filter_diff[i] = best_rd - best_filter_rd[i];
|
|
}
|
|
if (cm->interp_filter == SWITCHABLE)
|
|
assert(best_filter_diff[SWITCHABLE_FILTERS] == 0);
|
|
} else {
|
|
vp9_zero(best_filter_diff);
|
|
}
|
|
|
|
set_ref_ptrs(cm, xd, mbmi->ref_frame[0], mbmi->ref_frame[1]);
|
|
store_coding_context(x, ctx, best_ref_index,
|
|
&mbmi->ref_mvs[mbmi->ref_frame[0]][0],
|
|
&mbmi->ref_mvs[mbmi->ref_frame[1] < 0 ? 0 :
|
|
mbmi->ref_frame[1]][0],
|
|
best_pred_diff, best_tx_diff, best_filter_diff);
|
|
|
|
return best_rd;
|
|
}
|
|
|
|
void vp9_set_rd_speed_thresholds(VP9_COMP *cpi) {
|
|
int i;
|
|
RD_OPT *const rd = &cpi->rd;
|
|
|
|
// 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;
|
|
|
|
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;
|
|
}
|