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Diffstat (limited to 'third_party/aom/av1/encoder/mcomp.h')
| -rw-r--r-- | third_party/aom/av1/encoder/mcomp.h | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/third_party/aom/av1/encoder/mcomp.h b/third_party/aom/av1/encoder/mcomp.h new file mode 100644 index 000000000..8465860ad --- /dev/null +++ b/third_party/aom/av1/encoder/mcomp.h @@ -0,0 +1,163 @@ +/* + * 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 AV1_ENCODER_MCOMP_H_ +#define 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) + +// 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; + +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); + +struct AV1_COMP; +struct SPEED_FEATURES; + +int av1_init_search_range(int size); + +int av1_refining_search_sad(struct macroblock *x, struct mv *ref_mv, + int sad_per_bit, int distance, + const aom_variance_fn_ptr_t *fn_ptr, + const struct 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); + +// Perform integral projection based motion estimation. +unsigned int av1_int_pro_motion_estimation(const struct AV1_COMP *cpi, + MACROBLOCK *x, BLOCK_SIZE bsize, + int mi_row, int mi_col); + +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 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, int w, + int h, int use_upsampled_ref); + +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 MV *center_mv, const uint8_t *second_pred); + +struct AV1_COMP; + +int av1_full_pixel_search(const struct AV1_COMP *cpi, MACROBLOCK *x, + BLOCK_SIZE bsize, MV *mvp_full, int step_param, + int error_per_bit, int *cost_list, const MV *ref_mv, + int var_max, int rd); + +#if CONFIG_EXT_INTER +int av1_find_best_masked_sub_pixel_tree( + const MACROBLOCK *x, const uint8_t *mask, int mask_stride, 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 av1_find_best_masked_sub_pixel_tree_up( + const struct AV1_COMP *cpi, MACROBLOCK *x, const uint8_t *mask, + int mask_stride, 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_upsampled_ref); +int av1_masked_full_pixel_diamond(const struct AV1_COMP *cpi, MACROBLOCK *x, + const uint8_t *mask, int mask_stride, + 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); +#endif // CONFIG_EXT_INTER + +#if CONFIG_MOTION_VAR +int av1_obmc_full_pixel_diamond(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( + const struct AV1_COMP *cpi, MACROBLOCK *x, 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_upsampled_ref); +#endif // CONFIG_MOTION_VAR +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // AV1_ENCODER_MCOMP_H_ |