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-rw-r--r--third_party/aom/av1/encoder/mcomp.h161
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diff --git a/third_party/aom/av1/encoder/mcomp.h b/third_party/aom/av1/encoder/mcomp.h
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-/*
- * Copyright (c) 2016, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#ifndef AOM_AV1_ENCODER_MCOMP_H_
-#define AOM_AV1_ENCODER_MCOMP_H_
-
-#include "av1/encoder/block.h"
-#include "aom_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 11
-// Max full pel mv specified in the unit of full pixel
-// Enable the use of motion vector in range [-1023, 1023].
-#define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS - 1)) - 1)
-// Maximum size of the first step in full pel units
-#define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS - 1))
-// Allowed motion vector pixel distance outside image border
-// for Block_16x16
-#define BORDER_MV_PIXELS_B16 (16 + AOM_INTERP_EXTEND)
-
-#define SEARCH_RANGE_8P 3
-#define SEARCH_GRID_STRIDE_8P (2 * SEARCH_RANGE_8P + 1)
-#define SEARCH_GRID_CENTER_8P \
- (SEARCH_RANGE_8P * SEARCH_GRID_STRIDE_8P + SEARCH_RANGE_8P)
-
-// motion search site
-typedef struct search_site {
- MV mv;
- int offset;
-} search_site;
-
-typedef struct search_site_config {
- search_site ss[8 * MAX_MVSEARCH_STEPS + 1];
- int ss_count;
- int searches_per_step;
-} search_site_config;
-
-typedef struct {
- MV coord;
- int coord_offset;
-} search_neighbors;
-
-void av1_init_dsmotion_compensation(search_site_config *cfg, int stride);
-void av1_init3smotion_compensation(search_site_config *cfg, int stride);
-
-void av1_set_mv_search_range(MvLimits *mv_limits, const MV *mv);
-
-int av1_mv_bit_cost(const MV *mv, const MV *ref, const int *mvjcost,
- int *mvcost[2], int weight);
-
-// Utility to compute variance + MV rate cost for a given MV
-int av1_get_mvpred_var(const MACROBLOCK *x, const MV *best_mv,
- const MV *center_mv, const aom_variance_fn_ptr_t *vfp,
- int use_mvcost);
-int av1_get_mvpred_av_var(const MACROBLOCK *x, const MV *best_mv,
- const MV *center_mv, const uint8_t *second_pred,
- const aom_variance_fn_ptr_t *vfp, int use_mvcost);
-int av1_get_mvpred_mask_var(const MACROBLOCK *x, const MV *best_mv,
- const MV *center_mv, const uint8_t *second_pred,
- const uint8_t *mask, int mask_stride,
- int invert_mask, const aom_variance_fn_ptr_t *vfp,
- int use_mvcost);
-
-struct AV1_COMP;
-struct SPEED_FEATURES;
-
-int av1_init_search_range(int size);
-
-int av1_refining_search_sad(struct macroblock *x, MV *ref_mv, int sad_per_bit,
- int distance, const aom_variance_fn_ptr_t *fn_ptr,
- const MV *center_mv);
-
-// Runs sequence of diamond searches in smaller steps for RD.
-int av1_full_pixel_diamond(const struct AV1_COMP *cpi, MACROBLOCK *x,
- MV *mvp_full, int step_param, int sadpb,
- int further_steps, int do_refine, int *cost_list,
- const aom_variance_fn_ptr_t *fn_ptr,
- const MV *ref_mv, MV *dst_mv);
-
-int av1_hex_search(MACROBLOCK *x, MV *start_mv, int search_param,
- int sad_per_bit, int do_init_search, int *cost_list,
- const aom_variance_fn_ptr_t *vfp, int use_mvcost,
- const MV *center_mv);
-
-typedef int(fractional_mv_step_fp)(
- MACROBLOCK *x, const AV1_COMMON *const cm, int mi_row, int mi_col,
- const MV *ref_mv, int allow_hp, int error_per_bit,
- const aom_variance_fn_ptr_t *vfp,
- int forced_stop, // 0 - full, 1 - qtr only, 2 - half only
- int iters_per_step, int *cost_list, int *mvjcost, int *mvcost[2],
- int *distortion, unsigned int *sse1, const uint8_t *second_pred,
- const uint8_t *mask, int mask_stride, int invert_mask, int w, int h,
- int use_accurate_subpel_search);
-
-extern fractional_mv_step_fp av1_find_best_sub_pixel_tree;
-extern fractional_mv_step_fp av1_find_best_sub_pixel_tree_pruned;
-extern fractional_mv_step_fp av1_find_best_sub_pixel_tree_pruned_more;
-extern fractional_mv_step_fp av1_find_best_sub_pixel_tree_pruned_evenmore;
-extern fractional_mv_step_fp av1_return_max_sub_pixel_mv;
-extern fractional_mv_step_fp av1_return_min_sub_pixel_mv;
-
-typedef int (*av1_full_search_fn_t)(const MACROBLOCK *x, const MV *ref_mv,
- int sad_per_bit, int distance,
- const aom_variance_fn_ptr_t *fn_ptr,
- const MV *center_mv, MV *best_mv);
-
-typedef int (*av1_diamond_search_fn_t)(
- MACROBLOCK *x, const search_site_config *cfg, MV *ref_mv, MV *best_mv,
- int search_param, int sad_per_bit, int *num00,
- const aom_variance_fn_ptr_t *fn_ptr, const MV *center_mv);
-
-int av1_refining_search_8p_c(MACROBLOCK *x, int error_per_bit, int search_range,
- const aom_variance_fn_ptr_t *fn_ptr,
- const uint8_t *mask, int mask_stride,
- int invert_mask, const MV *center_mv,
- const uint8_t *second_pred);
-
-int av1_full_pixel_search(const struct AV1_COMP *cpi, MACROBLOCK *x,
- BLOCK_SIZE bsize, MV *mvp_full, int step_param,
- int method, int run_mesh_search, int error_per_bit,
- int *cost_list, const MV *ref_mv, int var_max, int rd,
- int x_pos, int y_pos, int intra);
-
-int av1_obmc_full_pixel_search(const struct AV1_COMP *cpi, MACROBLOCK *x,
- MV *mvp_full, int step_param, int sadpb,
- int further_steps, int do_refine,
- const aom_variance_fn_ptr_t *fn_ptr,
- const MV *ref_mv, MV *dst_mv, int is_second);
-int av1_find_best_obmc_sub_pixel_tree_up(
- MACROBLOCK *x, const AV1_COMMON *const cm, int mi_row, int mi_col,
- MV *bestmv, const MV *ref_mv, int allow_hp, int error_per_bit,
- const aom_variance_fn_ptr_t *vfp, int forced_stop, int iters_per_step,
- int *mvjcost, int *mvcost[2], int *distortion, unsigned int *sse1,
- int is_second, int use_accurate_subpel_search);
-
-unsigned int av1_compute_motion_cost(const struct AV1_COMP *cpi,
- MACROBLOCK *const x, BLOCK_SIZE bsize,
- int mi_row, int mi_col, const MV *this_mv);
-unsigned int av1_refine_warped_mv(const struct AV1_COMP *cpi,
- MACROBLOCK *const x, BLOCK_SIZE bsize,
- int mi_row, int mi_col, int *pts0,
- int *pts_inref0, int total_samples);
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // AOM_AV1_ENCODER_MCOMP_H_
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