ref: affd9921e405063ed7815f412b15e634c8c9cfca
dir: /vp8/encoder/mcomp.h/
/*
* 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 VPX_VP8_ENCODER_MCOMP_H_
#define VPX_VP8_ENCODER_MCOMP_H_
#include "block.h"
#include "vpx_dsp/variance.h"
#ifdef __cplusplus
extern "C" {
#endif
/* The maximum number of steps in a step search given the largest allowed
* initial step
*/
#define MAX_MVSEARCH_STEPS 8
/* 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))
int vp8_mv_bit_cost(int_mv *mv, int_mv *ref, int *mvcost[2], int Weight);
void vp8_init_dsmotion_compensation(MACROBLOCK *x, int stride);
void vp8_init3smotion_compensation(MACROBLOCK *x, int stride);
int vp8_hex_search(MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv *ref_mv,
int_mv *best_mv, int search_param, int sad_per_bit,
const vp8_variance_fn_ptr_t *vfp, int *mvsadcost[2],
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 vp8_variance_fn_ptr_t *vfp,
int *mvcost[2], int *distortion,
unsigned int *sse);
fractional_mv_step_fp vp8_find_best_sub_pixel_step_iteratively;
fractional_mv_step_fp vp8_find_best_sub_pixel_step;
fractional_mv_step_fp vp8_find_best_half_pixel_step;
fractional_mv_step_fp vp8_skip_fractional_mv_step;
typedef int (*vp8_full_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
int_mv *ref_mv, int sad_per_bit,
int distance, vp8_variance_fn_ptr_t *fn_ptr,
int *mvcost[2], int_mv *center_mv);
typedef int (*vp8_refining_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d,
int_mv *ref_mv, int sad_per_bit,
int distance,
vp8_variance_fn_ptr_t *fn_ptr,
int *mvcost[2], int_mv *center_mv);
typedef int (*vp8_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,
vp8_variance_fn_ptr_t *fn_ptr,
int *mvcost[2], int_mv *center_mv);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VPX_VP8_ENCODER_MCOMP_H_