76c12ab9c9
Enable entropy coding of motion vectors up to +/-2048. Also extend the motion search range accordingly. Change-Id: Iac2bb015e8934521cef83a19edbe967d9f097436
84 lines
3.7 KiB
C
84 lines
3.7 KiB
C
/*
|
|
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
|
|
#ifndef VP9_ENCODER_VP9_MCOMP_H_
|
|
#define VP9_ENCODER_VP9_MCOMP_H_
|
|
|
|
#include "vp9/encoder/vp9_block.h"
|
|
#include "vp9/encoder/vp9_variance.h"
|
|
|
|
#ifdef ENTROPY_STATS
|
|
void print_mode_context(VP9_COMMON *pc);
|
|
#endif
|
|
|
|
// The maximum number of steps in a step search given the largest
|
|
// allowed initial step
|
|
#define MAX_MVSEARCH_STEPS 11
|
|
// Max full pel mv specified in 1 pel units
|
|
#define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS)) - 1)
|
|
// Maximum size of the first step in full pel units
|
|
#define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS-1))
|
|
|
|
void vp9_clamp_mv_min_max(MACROBLOCK *x, int_mv *ref_mv);
|
|
int vp9_init_search_range(int width, int height);
|
|
|
|
int vp9_mv_bit_cost(int_mv *mv, int_mv *ref, int *mvjcost,
|
|
int *mvcost[2], int weight, int ishp);
|
|
void vp9_init_dsmotion_compensation(MACROBLOCK *x, int stride);
|
|
void vp9_init3smotion_compensation(MACROBLOCK *x, int stride);
|
|
|
|
// Runs sequence of diamond searches in smaller steps for RD
|
|
struct VP9_COMP;
|
|
int vp9_full_pixel_diamond(struct VP9_COMP *cpi, MACROBLOCK *x, BLOCK *b,
|
|
BLOCKD *d, int_mv *mvp_full, int step_param,
|
|
int sadpb, int further_steps, int do_refine,
|
|
vp9_variance_fn_ptr_t *fn_ptr,
|
|
int_mv *ref_mv, int_mv *dst_mv);
|
|
|
|
int vp9_hex_search(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
|
|
int_mv *ref_mv, int_mv *best_mv,
|
|
int search_param, int error_per_bit,
|
|
const vp9_variance_fn_ptr_t *vf,
|
|
int *mvjsadcost, int *mvsadcost[2],
|
|
int *mvjcost, int *mvcost[2],
|
|
int_mv *center_mv);
|
|
|
|
typedef int (fractional_mv_step_fp) (MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv
|
|
*bestmv, int_mv *ref_mv, int error_per_bit, const vp9_variance_fn_ptr_t *vfp,
|
|
int *mvjcost, int *mvcost[2], int *distortion, unsigned int *sse);
|
|
extern fractional_mv_step_fp vp9_find_best_sub_pixel_step_iteratively;
|
|
extern fractional_mv_step_fp vp9_find_best_sub_pixel_step;
|
|
extern fractional_mv_step_fp vp9_find_best_half_pixel_step;
|
|
|
|
typedef int (*vp9_full_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
|
|
int_mv *ref_mv, int sad_per_bit,
|
|
int distance, vp9_variance_fn_ptr_t *fn_ptr,
|
|
int *mvjcost, int *mvcost[2],
|
|
int_mv *center_mv);
|
|
|
|
typedef int (*vp9_refining_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
|
|
int_mv *ref_mv, int sad_per_bit,
|
|
int distance,
|
|
vp9_variance_fn_ptr_t *fn_ptr,
|
|
int *mvjcost, int *mvcost[2],
|
|
int_mv *center_mv);
|
|
|
|
typedef int (*vp9_diamond_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
|
|
int_mv *ref_mv, int_mv *best_mv,
|
|
int search_param, int sad_per_bit,
|
|
int *num00,
|
|
vp9_variance_fn_ptr_t *fn_ptr,
|
|
int *mvjcost, int *mvcost[2],
|
|
int_mv *center_mv);
|
|
|
|
|
|
#endif // VP9_ENCODER_VP9_MCOMP_H_
|