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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VP9_ENCODER_VP9_MCOMP_H_
#define VP9_ENCODER_VP9_MCOMP_H_
#include "vp9/encoder/vp9_block.h"
#include "vp9/encoder/vp9_variance.h"
// 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,
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,
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, 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,
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, int n);
typedef int (*vp9_refining_search_fn_t)(MACROBLOCK *x,
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,
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);
int vp9_find_best_sub_pixel_comp(MACROBLOCK *x,
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 *sse1,
const uint8_t *second_pred,
int w, int h);
int vp9_refining_search_8p_c(MACROBLOCK *x,
int_mv *ref_mv, int error_per_bit,
int search_range, vp9_variance_fn_ptr_t *fn_ptr,
int *mvjcost, int *mvcost[2],
int_mv *center_mv, const uint8_t *second_pred,
int w, int h);
#endif // VP9_ENCODER_VP9_MCOMP_H_
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