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100 lines
3.7 KiB
C
100 lines
3.7 KiB
C
#ifndef SEARCH_INTER_H_
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#define SEARCH_INTER_H_
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/*****************************************************************************
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* This file is part of uvg266 VVC encoder.
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*
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* Copyright (c) 2021, Tampere University, ITU/ISO/IEC, project contributors
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* * Neither the name of the Tampere University or ITU/ISO/IEC nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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****************************************************************************/
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/**
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* \ingroup Compression
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* \file
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* Inter prediction parameter search.
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*/
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#include "cu.h"
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#include "encoderstate.h"
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#include "global.h" // IWYU pragma: keep
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#include "inter.h"
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#include "uvg266.h"
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#define UVG_LUMA_FILTER_TAPS 8
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#define UVG_LUMA_FILTER_OFFSET 3
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#define UVG_CHROMA_FILTER_TAPS 4
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#define UVG_CHROMA_FILTER_OFFSET 1
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// Maximum extra width a block needs to filter
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// a fractional pixel with positive fractional mv.x and mv.y
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#define UVG_EXT_PADDING_LUMA (UVG_LUMA_FILTER_TAPS - 1)
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#define UVG_EXT_PADDING_CHROMA (UVG_CHROMA_FILTER_TAPS - 1)
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// Maximum block width for extended block
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#define UVG_EXT_BLOCK_W_LUMA (LCU_WIDTH + UVG_EXT_PADDING_LUMA)
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#define UVG_EXT_BLOCK_W_CHROMA (LCU_WIDTH_C + UVG_EXT_PADDING_CHROMA)
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enum hpel_position {
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HPEL_POS_HOR = 0,
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HPEL_POS_VER = 1,
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HPEL_POS_DIA = 2
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};
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typedef double uvg_mvd_cost_func(const encoder_state_t *state,
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int x, int y,
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int mv_shift,
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mv_t mv_cand[2][2],
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inter_merge_cand_t merge_cand[MRG_MAX_NUM_CANDS],
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int16_t num_cand,
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int32_t ref_idx,
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double *bitcost);
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void uvg_search_cu_inter(
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encoder_state_t * const state,
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const cu_loc_t* const cu_loc,
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lcu_t *lcu,
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double *inter_cost,
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double* inter_bitcost);
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unsigned uvg_inter_satd_cost(const encoder_state_t* state,
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const lcu_t *lcu,
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int x,
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int y);
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void uvg_cu_cost_inter_rd2(
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encoder_state_t* const state,
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cu_info_t* cur_cu,
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lcu_t* lcu,
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double* inter_cost,
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double* inter_bitcost,
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const cu_loc_t* const cu_loc);
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int uvg_get_skip_context(int x, int y, lcu_t* const lcu, cu_array_t* const cu_a, int* predmode_ctx);
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#endif // SEARCH_INTER_H_
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