226 строки
10 KiB
C
226 строки
10 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP10_ENCODER_MCOMP_H_
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#define VP10_ENCODER_MCOMP_H_
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#include "vp10/encoder/block.h"
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#include "vpx_dsp/variance.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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// The maximum number of steps in a step search given the largest
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// allowed initial step
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#define MAX_MVSEARCH_STEPS 11
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// Max full pel mv specified in the unit of full pixel
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// Enable the use of motion vector in range [-1023, 1023].
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#define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS - 1)) - 1)
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// Maximum size of the first step in full pel units
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#define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS-1))
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// Allowed motion vector pixel distance outside image border
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// for Block_16x16
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#define BORDER_MV_PIXELS_B16 (16 + VP9_INTERP_EXTEND)
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// motion search site
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typedef struct search_site {
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MV mv;
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int offset;
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} search_site;
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typedef struct search_site_config {
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search_site ss[8 * MAX_MVSEARCH_STEPS + 1];
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int ss_count;
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int searches_per_step;
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} search_site_config;
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void vp10_init_dsmotion_compensation(search_site_config *cfg, int stride);
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void vp10_init3smotion_compensation(search_site_config *cfg, int stride);
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void vp10_set_mv_search_range(MACROBLOCK *x, const MV *mv);
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int vp10_mv_bit_cost(const MV *mv, const MV *ref,
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const int *mvjcost, int *mvcost[2], int weight);
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// Utility to compute variance + MV rate cost for a given MV
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int vp10_get_mvpred_var(const MACROBLOCK *x,
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const MV *best_mv, const MV *center_mv,
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const vp10_variance_fn_ptr_t *vfp,
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int use_mvcost);
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int vp10_get_mvpred_av_var(const MACROBLOCK *x,
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const MV *best_mv, const MV *center_mv,
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const uint8_t *second_pred,
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const vp10_variance_fn_ptr_t *vfp,
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int use_mvcost);
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struct VP10_COMP;
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struct SPEED_FEATURES;
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int vp10_init_search_range(int size);
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int vp10_refining_search_sad(const struct macroblock *x,
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struct mv *ref_mv,
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int sad_per_bit, int distance,
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const vp10_variance_fn_ptr_t *fn_ptr,
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const struct mv *center_mv);
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// Runs sequence of diamond searches in smaller steps for RD.
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int vp10_full_pixel_diamond(const struct VP10_COMP *cpi, MACROBLOCK *x,
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MV *mvp_full, int step_param,
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int sadpb, int further_steps, int do_refine,
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int *cost_list,
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const vp10_variance_fn_ptr_t *fn_ptr,
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const MV *ref_mv, MV *dst_mv);
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// Perform integral projection based motion estimation.
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unsigned int vp10_int_pro_motion_estimation(const struct VP10_COMP *cpi,
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MACROBLOCK *x,
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BLOCK_SIZE bsize,
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int mi_row, int mi_col);
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typedef int (integer_mv_pattern_search_fn) (
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const MACROBLOCK *x,
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MV *ref_mv,
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int search_param,
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int error_per_bit,
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int do_init_search,
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int *cost_list,
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const vp10_variance_fn_ptr_t *vf,
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int use_mvcost,
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const MV *center_mv,
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MV *best_mv);
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integer_mv_pattern_search_fn vp10_hex_search;
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integer_mv_pattern_search_fn vp10_bigdia_search;
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integer_mv_pattern_search_fn vp10_square_search;
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integer_mv_pattern_search_fn vp10_fast_hex_search;
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integer_mv_pattern_search_fn vp10_fast_dia_search;
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typedef int (fractional_mv_step_fp) (
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const MACROBLOCK *x,
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MV *bestmv, const MV *ref_mv,
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int allow_hp,
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int error_per_bit,
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const vp10_variance_fn_ptr_t *vfp,
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int forced_stop, // 0 - full, 1 - qtr only, 2 - half only
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int iters_per_step,
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int *cost_list,
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int *mvjcost, int *mvcost[2],
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int *distortion, unsigned int *sse1,
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const uint8_t *second_pred,
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int w, int h, int use_upsampled_ref);
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extern fractional_mv_step_fp vp10_find_best_sub_pixel_tree;
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extern fractional_mv_step_fp vp10_find_best_sub_pixel_tree_pruned;
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extern fractional_mv_step_fp vp10_find_best_sub_pixel_tree_pruned_more;
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extern fractional_mv_step_fp vp10_find_best_sub_pixel_tree_pruned_evenmore;
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typedef int (*vp10_full_search_fn_t)(const MACROBLOCK *x,
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const MV *ref_mv, int sad_per_bit,
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int distance,
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const vp10_variance_fn_ptr_t *fn_ptr,
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const MV *center_mv, MV *best_mv);
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typedef int (*vp10_refining_search_fn_t)(const MACROBLOCK *x,
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MV *ref_mv, int sad_per_bit,
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int distance,
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const vp10_variance_fn_ptr_t *fn_ptr,
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const MV *center_mv);
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typedef int (*vp10_diamond_search_fn_t)(const MACROBLOCK *x,
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const search_site_config *cfg,
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MV *ref_mv, MV *best_mv,
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int search_param, int sad_per_bit,
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int *num00,
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const vp10_variance_fn_ptr_t *fn_ptr,
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const MV *center_mv);
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int vp10_refining_search_8p_c(const MACROBLOCK *x,
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MV *ref_mv, int error_per_bit,
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int search_range,
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const vp10_variance_fn_ptr_t *fn_ptr,
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const MV *center_mv, const uint8_t *second_pred);
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struct VP10_COMP;
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int vp10_full_pixel_search(struct VP10_COMP *cpi, MACROBLOCK *x,
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BLOCK_SIZE bsize, MV *mvp_full,
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int step_param, int error_per_bit,
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int *cost_list,
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const MV *ref_mv, MV *tmp_mv,
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int var_max, int rd);
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#if CONFIG_EXT_INTER
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int vp10_find_best_masked_sub_pixel_tree(const MACROBLOCK *x,
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const uint8_t *mask, int mask_stride,
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MV *bestmv, const MV *ref_mv,
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int allow_hp,
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int error_per_bit,
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const vp10_variance_fn_ptr_t *vfp,
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int forced_stop,
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int iters_per_step,
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int *mvjcost, int *mvcost[2],
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int *distortion,
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unsigned int *sse1,
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int is_second);
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int vp10_find_best_masked_sub_pixel_tree_up(struct VP10_COMP *cpi,
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MACROBLOCK *x,
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const uint8_t *mask,
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int mask_stride,
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int mi_row, int mi_col,
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MV *bestmv, const MV *ref_mv,
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int allow_hp,
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int error_per_bit,
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const vp10_variance_fn_ptr_t *vfp,
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int forced_stop,
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int iters_per_step,
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int *mvjcost, int *mvcost[2],
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int *distortion,
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unsigned int *sse1,
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int is_second,
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int use_upsampled_ref);
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int vp10_masked_full_pixel_diamond(const struct VP10_COMP *cpi, MACROBLOCK *x,
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const uint8_t *mask, int mask_stride,
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MV *mvp_full, int step_param,
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int sadpb, int further_steps, int do_refine,
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const vp10_variance_fn_ptr_t *fn_ptr,
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const MV *ref_mv, MV *dst_mv,
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int is_second);
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#endif // CONFIG_EXT_INTER
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#if CONFIG_OBMC
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int vp10_obmc_full_pixel_diamond(const struct VP10_COMP *cpi, MACROBLOCK *x,
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const int *wsrc, int wsrc_stride,
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const int *mask, int mask_stride,
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MV *mvp_full, int step_param,
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int sadpb, int further_steps, int do_refine,
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const vp10_variance_fn_ptr_t *fn_ptr,
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const MV *ref_mv, MV *dst_mv,
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int is_second);
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int vp10_find_best_obmc_sub_pixel_tree_up(struct VP10_COMP *cpi, MACROBLOCK *x,
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const int *wsrc, int wsrc_stride,
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const int *mask, int mask_stride,
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int mi_row, int mi_col,
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MV *bestmv, const MV *ref_mv,
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int allow_hp, int error_per_bit,
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const vp10_variance_fn_ptr_t *vfp,
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int forced_stop, int iters_per_step,
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int *mvjcost, int *mvcost[2],
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int *distortion, unsigned int *sse1,
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int is_second,
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int use_upsampled_ref);
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#endif // CONFIG_OBMC
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP10_ENCODER_MCOMP_H_
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