michael@0: /*
michael@0:  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
michael@0:  *
michael@0:  *  Use of this source code is governed by a BSD-style license
michael@0:  *  that can be found in the LICENSE file in the root of the source
michael@0:  *  tree. An additional intellectual property rights grant can be found
michael@0:  *  in the file PATENTS.  All contributing project authors may
michael@0:  *  be found in the AUTHORS file in the root of the source tree.
michael@0:  */
michael@0: 
michael@0: 
michael@0: #ifndef VP9_ENCODER_VP9_MCOMP_H_
michael@0: #define VP9_ENCODER_VP9_MCOMP_H_
michael@0: 
michael@0: #include "vp9/encoder/vp9_block.h"
michael@0: #include "vp9/encoder/vp9_variance.h"
michael@0: 
michael@0: // The maximum number of steps in a step search given the largest
michael@0: // allowed initial step
michael@0: #define MAX_MVSEARCH_STEPS 11
michael@0: // Max full pel mv specified in 1 pel units
michael@0: #define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS)) - 1)
michael@0: // Maximum size of the first step in full pel units
michael@0: #define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS-1))
michael@0: // Allowed motion vector pixel distance outside image border
michael@0: // for Block_16x16
michael@0: #define BORDER_MV_PIXELS_B16 (16 + VP9_INTERP_EXTEND)
michael@0: 
michael@0: 
michael@0: void vp9_clamp_mv_min_max(MACROBLOCK *x, MV *mv);
michael@0: int vp9_mv_bit_cost(const MV *mv, const MV *ref,
michael@0:                     const int *mvjcost, int *mvcost[2], int weight);
michael@0: void vp9_init_dsmotion_compensation(MACROBLOCK *x, int stride);
michael@0: void vp9_init3smotion_compensation(MACROBLOCK *x,  int stride);
michael@0: 
michael@0: struct VP9_COMP;
michael@0: int vp9_init_search_range(struct VP9_COMP *cpi, int size);
michael@0: 
michael@0: // Runs sequence of diamond searches in smaller steps for RD
michael@0: int vp9_full_pixel_diamond(struct VP9_COMP *cpi, MACROBLOCK *x,
michael@0:                            int_mv *mvp_full, int step_param,
michael@0:                            int sadpb, int further_steps, int do_refine,
michael@0:                            vp9_variance_fn_ptr_t *fn_ptr,
michael@0:                            int_mv *ref_mv, int_mv *dst_mv);
michael@0: 
michael@0: int vp9_hex_search(MACROBLOCK *x,
michael@0:                    MV *ref_mv,
michael@0:                    int search_param,
michael@0:                    int error_per_bit,
michael@0:                    int do_init_search,
michael@0:                    const vp9_variance_fn_ptr_t *vf,
michael@0:                    int use_mvcost,
michael@0:                    const MV *center_mv,
michael@0:                    MV *best_mv);
michael@0: int vp9_bigdia_search(MACROBLOCK *x,
michael@0:                       MV *ref_mv,
michael@0:                       int search_param,
michael@0:                       int error_per_bit,
michael@0:                       int do_init_search,
michael@0:                       const vp9_variance_fn_ptr_t *vf,
michael@0:                       int use_mvcost,
michael@0:                       const MV *center_mv,
michael@0:                       MV *best_mv);
michael@0: int vp9_square_search(MACROBLOCK *x,
michael@0:                       MV *ref_mv,
michael@0:                       int search_param,
michael@0:                       int error_per_bit,
michael@0:                       int do_init_search,
michael@0:                       const vp9_variance_fn_ptr_t *vf,
michael@0:                       int use_mvcost,
michael@0:                       const MV *center_mv,
michael@0:                       MV *best_mv);
michael@0: 
michael@0: typedef int (fractional_mv_step_fp) (
michael@0:     MACROBLOCK *x,
michael@0:     MV *bestmv, const MV *ref_mv,
michael@0:     int allow_hp,
michael@0:     int error_per_bit,
michael@0:     const vp9_variance_fn_ptr_t *vfp,
michael@0:     int forced_stop,  // 0 - full, 1 - qtr only, 2 - half only
michael@0:     int iters_per_step,
michael@0:     int *mvjcost,
michael@0:     int *mvcost[2],
michael@0:     int *distortion,
michael@0:     unsigned int *sse);
michael@0: extern fractional_mv_step_fp vp9_find_best_sub_pixel_iterative;
michael@0: extern fractional_mv_step_fp vp9_find_best_sub_pixel_tree;
michael@0: 
michael@0: typedef int (fractional_mv_step_comp_fp) (
michael@0:     MACROBLOCK *x,
michael@0:     MV *bestmv, const MV *ref_mv,
michael@0:     int allow_hp,
michael@0:     int error_per_bit,
michael@0:     const vp9_variance_fn_ptr_t *vfp,
michael@0:     int forced_stop,  // 0 - full, 1 - qtr only, 2 - half only
michael@0:     int iters_per_step,
michael@0:     int *mvjcost, int *mvcost[2],
michael@0:     int *distortion, unsigned int *sse1,
michael@0:     const uint8_t *second_pred,
michael@0:     int w, int h);
michael@0: extern fractional_mv_step_comp_fp vp9_find_best_sub_pixel_comp_iterative;
michael@0: extern fractional_mv_step_comp_fp vp9_find_best_sub_pixel_comp_tree;
michael@0: 
michael@0: typedef int (*vp9_full_search_fn_t)(MACROBLOCK *x,
michael@0:                                     int_mv *ref_mv, int sad_per_bit,
michael@0:                                     int distance, vp9_variance_fn_ptr_t *fn_ptr,
michael@0:                                     int *mvjcost, int *mvcost[2],
michael@0:                                     int_mv *center_mv, int n);
michael@0: 
michael@0: typedef int (*vp9_refining_search_fn_t)(MACROBLOCK *x,
michael@0:                                         int_mv *ref_mv, int sad_per_bit,
michael@0:                                         int distance,
michael@0:                                         vp9_variance_fn_ptr_t *fn_ptr,
michael@0:                                         int *mvjcost, int *mvcost[2],
michael@0:                                         int_mv *center_mv);
michael@0: 
michael@0: typedef int (*vp9_diamond_search_fn_t)(MACROBLOCK *x,
michael@0:                                        int_mv *ref_mv, int_mv *best_mv,
michael@0:                                        int search_param, int sad_per_bit,
michael@0:                                        int *num00,
michael@0:                                        vp9_variance_fn_ptr_t *fn_ptr,
michael@0:                                        int *mvjcost, int *mvcost[2],
michael@0:                                        int_mv *center_mv);
michael@0: 
michael@0: int vp9_refining_search_8p_c(MACROBLOCK *x,
michael@0:                              int_mv *ref_mv, int error_per_bit,
michael@0:                              int search_range, vp9_variance_fn_ptr_t *fn_ptr,
michael@0:                              int *mvjcost, int *mvcost[2],
michael@0:                              int_mv *center_mv, const uint8_t *second_pred,
michael@0:                              int w, int h);
michael@0: #endif  // VP9_ENCODER_VP9_MCOMP_H_