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aom/av1/encoder/rd.h

450 строки
11 KiB
C
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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#ifndef AV1_ENCODER_RD_H_
#define AV1_ENCODER_RD_H_
#include <limits.h>
#if CONFIG_ANS
#include "aom_dsp/ans.h"
#endif // CONFIG_ANS
#include "av1/common/blockd.h"
#include "av1/encoder/block.h"
#include "av1/encoder/context_tree.h"
#include "av1/encoder/cost.h"
#ifdef __cplusplus
extern "C" {
#endif
#define RDDIV_BITS 7
#define RD_EPB_SHIFT 6
#define RDCOST(RM, DM, R, D) \
(ROUND_POWER_OF_TWO(((int64_t)R) * (RM), AV1_PROB_COST_SHIFT) + (D << DM))
#define RDCOST_DBL(RM, DM, R, D) \
(((((double)(R)) * (RM)) / (double)(1 << AV1_PROB_COST_SHIFT)) + \
((double)(D) * (1 << (DM))))
#define QIDX_SKIP_THRESH 115
#define MV_COST_WEIGHT 108
#define MV_COST_WEIGHT_SUB 120
#define INVALID_MV 0x80008000
#if CONFIG_EXT_REFS
#define MAX_REFS 15
#else
#define MAX_REFS 6
#endif // CONFIG_EXT_REFS
#define RD_THRESH_MAX_FACT 64
#define RD_THRESH_INC 1
// This enumerator type needs to be kept aligned with the mode order in
// const MODE_DEFINITION av1_mode_order[MAX_MODES] used in the rd code.
typedef enum {
THR_NEARESTMV,
#if CONFIG_EXT_REFS
THR_NEARESTL2,
THR_NEARESTL3,
THR_NEARESTB,
#endif // CONFIG_EXT_REFS
THR_NEARESTA,
THR_NEARESTG,
THR_DC,
THR_NEWMV,
#if CONFIG_EXT_REFS
THR_NEWL2,
THR_NEWL3,
THR_NEWB,
#endif // CONFIG_EXT_REFS
THR_NEWA,
THR_NEWG,
THR_NEARMV,
#if CONFIG_EXT_REFS
THR_NEARL2,
THR_NEARL3,
THR_NEARB,
#endif // CONFIG_EXT_REFS
THR_NEARA,
THR_NEARG,
#if CONFIG_EXT_INTER
THR_NEWFROMNEARMV,
#if CONFIG_EXT_REFS
THR_NEWFROMNEARL2,
THR_NEWFROMNEARL3,
THR_NEWFROMNEARB,
#endif // CONFIG_EXT_REFS
THR_NEWFROMNEARA,
THR_NEWFROMNEARG,
#endif // CONFIG_EXT_INTER
THR_ZEROMV,
#if CONFIG_EXT_REFS
THR_ZEROL2,
THR_ZEROL3,
THR_ZEROB,
#endif // CONFIG_EXT_REFS
THR_ZEROG,
THR_ZEROA,
#if CONFIG_EXT_INTER
THR_COMP_NEAREST_NEARESTLA,
#if CONFIG_EXT_REFS
THR_COMP_NEAREST_NEARESTL2A,
THR_COMP_NEAREST_NEARESTL3A,
#endif // CONFIG_EXT_REFS
THR_COMP_NEAREST_NEARESTGA,
#if CONFIG_EXT_REFS
THR_COMP_NEAREST_NEARESTLB,
THR_COMP_NEAREST_NEARESTL2B,
THR_COMP_NEAREST_NEARESTL3B,
THR_COMP_NEAREST_NEARESTGB,
#endif // CONFIG_EXT_REFS
#else // CONFIG_EXT_INTER
THR_COMP_NEARESTLA,
#if CONFIG_EXT_REFS
THR_COMP_NEARESTL2A,
THR_COMP_NEARESTL3A,
#endif // CONFIG_EXT_REFS
THR_COMP_NEARESTGA,
#if CONFIG_EXT_REFS
THR_COMP_NEARESTLB,
THR_COMP_NEARESTL2B,
THR_COMP_NEARESTL3B,
THR_COMP_NEARESTGB,
#endif // CONFIG_EXT_REFS
#endif // CONFIG_EXT_INTER
THR_TM,
#if CONFIG_ALT_INTRA
THR_SMOOTH,
#endif // CONFIG_ALT_INTRA
#if CONFIG_EXT_INTER
THR_COMP_NEAR_NEARESTLA,
THR_COMP_NEAREST_NEARLA,
THR_COMP_NEAR_NEARLA,
THR_COMP_NEW_NEARESTLA,
THR_COMP_NEAREST_NEWLA,
THR_COMP_NEW_NEARLA,
THR_COMP_NEAR_NEWLA,
THR_COMP_NEW_NEWLA,
THR_COMP_ZERO_ZEROLA,
#if CONFIG_EXT_REFS
THR_COMP_NEAR_NEARESTL2A,
THR_COMP_NEAREST_NEARL2A,
THR_COMP_NEAR_NEARL2A,
THR_COMP_NEW_NEARESTL2A,
THR_COMP_NEAREST_NEWL2A,
THR_COMP_NEW_NEARL2A,
THR_COMP_NEAR_NEWL2A,
THR_COMP_NEW_NEWL2A,
THR_COMP_ZERO_ZEROL2A,
THR_COMP_NEAR_NEARESTL3A,
THR_COMP_NEAREST_NEARL3A,
THR_COMP_NEAR_NEARL3A,
THR_COMP_NEW_NEARESTL3A,
THR_COMP_NEAREST_NEWL3A,
THR_COMP_NEW_NEARL3A,
THR_COMP_NEAR_NEWL3A,
THR_COMP_NEW_NEWL3A,
THR_COMP_ZERO_ZEROL3A,
#endif // CONFIG_EXT_REFS
THR_COMP_NEAR_NEARESTGA,
THR_COMP_NEAREST_NEARGA,
THR_COMP_NEAR_NEARGA,
THR_COMP_NEW_NEARESTGA,
THR_COMP_NEAREST_NEWGA,
THR_COMP_NEW_NEARGA,
THR_COMP_NEAR_NEWGA,
THR_COMP_NEW_NEWGA,
THR_COMP_ZERO_ZEROGA,
#if CONFIG_EXT_REFS
THR_COMP_NEAR_NEARESTLB,
THR_COMP_NEAREST_NEARLB,
THR_COMP_NEAR_NEARLB,
THR_COMP_NEW_NEARESTLB,
THR_COMP_NEAREST_NEWLB,
THR_COMP_NEW_NEARLB,
THR_COMP_NEAR_NEWLB,
THR_COMP_NEW_NEWLB,
THR_COMP_ZERO_ZEROLB,
THR_COMP_NEAR_NEARESTL2B,
THR_COMP_NEAREST_NEARL2B,
THR_COMP_NEAR_NEARL2B,
THR_COMP_NEW_NEARESTL2B,
THR_COMP_NEAREST_NEWL2B,
THR_COMP_NEW_NEARL2B,
THR_COMP_NEAR_NEWL2B,
THR_COMP_NEW_NEWL2B,
THR_COMP_ZERO_ZEROL2B,
THR_COMP_NEAR_NEARESTL3B,
THR_COMP_NEAREST_NEARL3B,
THR_COMP_NEAR_NEARL3B,
THR_COMP_NEW_NEARESTL3B,
THR_COMP_NEAREST_NEWL3B,
THR_COMP_NEW_NEARL3B,
THR_COMP_NEAR_NEWL3B,
THR_COMP_NEW_NEWL3B,
THR_COMP_ZERO_ZEROL3B,
THR_COMP_NEAR_NEARESTGB,
THR_COMP_NEAREST_NEARGB,
THR_COMP_NEAR_NEARGB,
THR_COMP_NEW_NEARESTGB,
THR_COMP_NEAREST_NEWGB,
THR_COMP_NEW_NEARGB,
THR_COMP_NEAR_NEWGB,
THR_COMP_NEW_NEWGB,
THR_COMP_ZERO_ZEROGB,
#endif // CONFIG_EXT_REFS
#else // CONFIG_EXT_INTER
THR_COMP_NEARLA,
THR_COMP_NEWLA,
#if CONFIG_EXT_REFS
THR_COMP_NEARL2A,
THR_COMP_NEWL2A,
THR_COMP_NEARL3A,
THR_COMP_NEWL3A,
#endif // CONFIG_EXT_REFS
THR_COMP_NEARGA,
THR_COMP_NEWGA,
#if CONFIG_EXT_REFS
THR_COMP_NEARLB,
THR_COMP_NEWLB,
THR_COMP_NEARL2B,
THR_COMP_NEWL2B,
THR_COMP_NEARL3B,
THR_COMP_NEWL3B,
THR_COMP_NEARGB,
THR_COMP_NEWGB,
#endif // CONFIG_EXT_REFS
THR_COMP_ZEROLA,
#if CONFIG_EXT_REFS
THR_COMP_ZEROL2A,
THR_COMP_ZEROL3A,
#endif // CONFIG_EXT_REFS
THR_COMP_ZEROGA,
#if CONFIG_EXT_REFS
THR_COMP_ZEROLB,
THR_COMP_ZEROL2B,
THR_COMP_ZEROL3B,
THR_COMP_ZEROGB,
#endif // CONFIG_EXT_REFS
#endif // CONFIG_EXT_INTER
THR_H_PRED,
THR_V_PRED,
THR_D135_PRED,
THR_D207_PRED,
THR_D153_PRED,
THR_D63_PRED,
THR_D117_PRED,
THR_D45_PRED,
#if CONFIG_EXT_INTER
THR_COMP_INTERINTRA_ZEROL,
THR_COMP_INTERINTRA_NEARESTL,
THR_COMP_INTERINTRA_NEARL,
THR_COMP_INTERINTRA_NEWL,
#if CONFIG_EXT_REFS
THR_COMP_INTERINTRA_ZEROL2,
THR_COMP_INTERINTRA_NEARESTL2,
THR_COMP_INTERINTRA_NEARL2,
THR_COMP_INTERINTRA_NEWL2,
THR_COMP_INTERINTRA_ZEROL3,
THR_COMP_INTERINTRA_NEARESTL3,
THR_COMP_INTERINTRA_NEARL3,
THR_COMP_INTERINTRA_NEWL3,
#endif // CONFIG_EXT_REFS
THR_COMP_INTERINTRA_ZEROG,
THR_COMP_INTERINTRA_NEARESTG,
THR_COMP_INTERINTRA_NEARG,
THR_COMP_INTERINTRA_NEWG,
#if CONFIG_EXT_REFS
THR_COMP_INTERINTRA_ZEROB,
THR_COMP_INTERINTRA_NEARESTB,
THR_COMP_INTERINTRA_NEARB,
THR_COMP_INTERINTRA_NEWB,
#endif // CONFIG_EXT_REFS
THR_COMP_INTERINTRA_ZEROA,
THR_COMP_INTERINTRA_NEARESTA,
THR_COMP_INTERINTRA_NEARA,
THR_COMP_INTERINTRA_NEWA,
#endif // CONFIG_EXT_INTER
MAX_MODES
} THR_MODES;
typedef enum {
THR_LAST,
#if CONFIG_EXT_REFS
THR_LAST2,
THR_LAST3,
THR_BWDR,
#endif // CONFIG_EXT_REFS
THR_GOLD,
THR_ALTR,
THR_COMP_LA,
#if CONFIG_EXT_REFS
THR_COMP_L2A,
THR_COMP_L3A,
#endif // CONFIG_EXT_REFS
THR_COMP_GA,
#if CONFIG_EXT_REFS
THR_COMP_LB,
THR_COMP_L2B,
THR_COMP_L3B,
THR_COMP_GB,
#endif // CONFIG_EXT_REFS
THR_INTRA,
} THR_MODES_SUB8X8;
typedef struct RD_OPT {
// Thresh_mult is used to set a threshold for the rd score. A higher value
// means that we will accept the best mode so far more often. This number
// is used in combination with the current block size, and thresh_freq_fact
// to pick a threshold.
int thresh_mult[MAX_MODES];
int thresh_mult_sub8x8[MAX_REFS];
int threshes[MAX_SEGMENTS][BLOCK_SIZES][MAX_MODES];
int64_t prediction_type_threshes[TOTAL_REFS_PER_FRAME][REFERENCE_MODES];
int RDMULT;
int RDDIV;
} RD_OPT;
typedef struct RD_COST {
int rate;
int64_t dist;
int64_t rdcost;
} RD_COST;
// Reset the rate distortion cost values to maximum (invalid) value.
void av1_rd_cost_reset(RD_COST *rd_cost);
// Initialize the rate distortion cost values to zero.
void av1_rd_cost_init(RD_COST *rd_cost);
struct TileInfo;
struct TileDataEnc;
struct AV1_COMP;
struct macroblock;
int av1_compute_rd_mult(const struct AV1_COMP *cpi, int qindex);
void av1_initialize_rd_consts(struct AV1_COMP *cpi);
void av1_initialize_me_consts(const struct AV1_COMP *cpi, MACROBLOCK *x,
int qindex);
void av1_model_rd_from_var_lapndz(int64_t var, unsigned int n,
unsigned int qstep, int *rate, int64_t *dist);
int av1_get_switchable_rate(const struct AV1_COMP *cpi, const MACROBLOCKD *xd);
int av1_raster_block_offset(BLOCK_SIZE plane_bsize, int raster_block,
int stride);
int16_t *av1_raster_block_offset_int16(BLOCK_SIZE plane_bsize, int raster_block,
int16_t *base);
YV12_BUFFER_CONFIG *av1_get_scaled_ref_frame(const struct AV1_COMP *cpi,
int ref_frame);
void av1_init_me_luts(void);
#if CONFIG_REF_MV
void av1_set_mvcost(MACROBLOCK *x, MV_REFERENCE_FRAME ref_frame, int ref,
int ref_mv_idx);
#endif
void av1_get_entropy_contexts(BLOCK_SIZE bsize, TX_SIZE tx_size,
const struct macroblockd_plane *pd,
ENTROPY_CONTEXT t_above[2 * MAX_MIB_SIZE],
ENTROPY_CONTEXT t_left[2 * MAX_MIB_SIZE]);
void av1_set_rd_speed_thresholds(struct AV1_COMP *cpi);
void av1_set_rd_speed_thresholds_sub8x8(struct AV1_COMP *cpi);
void av1_update_rd_thresh_fact(const AV1_COMMON *const cm,
int (*fact)[MAX_MODES], int rd_thresh, int bsize,
int best_mode_index);
void av1_fill_token_costs(av1_coeff_cost *c,
av1_coeff_probs_model (*p)[PLANE_TYPES]);
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;
}
void av1_mv_pred(const struct AV1_COMP *cpi, MACROBLOCK *x,
uint8_t *ref_y_buffer, int ref_y_stride, int ref_frame,
BLOCK_SIZE block_size);
static INLINE void set_error_per_bit(MACROBLOCK *x, int rdmult) {
x->errorperbit = rdmult >> RD_EPB_SHIFT;
x->errorperbit += (x->errorperbit == 0);
}
void av1_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 av1_get_intra_cost_penalty(int qindex, int qdelta,
aom_bit_depth_t bit_depth);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // AV1_ENCODER_RD_H_
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