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123 lines
4.2 KiB
C
123 lines
4.2 KiB
C
#pragma once
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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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* \file
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* Functions for writing the coding quadtree and related syntax.
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*/
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#include "encoderstate.h"
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#include "global.h"
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bool uvg_is_mts_allowed(const encoder_state_t* const state, cu_info_t* const pred_cu, const cu_loc_t*
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const cu_loc);
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bool uvg_is_lfnst_allowed(
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const encoder_state_t* const state,
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const cu_info_t* const pred_cu,
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enum uvg_tree_type tree_type,
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const color_t color,
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const cu_loc_t* const cu_loc, const lcu_t* const lcu);
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void uvg_encode_coding_tree(
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encoder_state_t * const state,
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lcu_coeff_t *coeff,
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enum uvg_tree_type tree_type,
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const cu_loc_t* const cu_loc,
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const cu_loc_t* const chroma_loc,
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split_tree_t split_tree,
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bool has_chroma);
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void uvg_encode_ts_residual(encoder_state_t* const state,
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cabac_data_t* const cabac,
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const coeff_t* coeff,
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uint32_t width,
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uint32_t height,
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uint8_t type,
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int8_t scan_mode,
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double* bits);
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void uvg_encode_mvd(encoder_state_t * const state,
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cabac_data_t *cabac,
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int32_t mvd_hor,
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int32_t mvd_ver,
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double* bits_out);
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double uvg_mock_encode_coding_unit(
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encoder_state_t* const state,
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cabac_data_t* cabac,
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const cu_loc_t* const cu_loc,
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const cu_loc_t* const chroma_loc,
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lcu_t* lcu,
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cu_info_t* cur_cu,
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enum uvg_tree_type tree_type,
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const split_tree_t split_tree);
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int uvg_encode_inter_prediction_unit(
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encoder_state_t* const state,
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cabac_data_t* const cabac,
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const cu_info_t* const cur_cu,
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lcu_t* lcu,
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double* bits_out,
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const cu_loc_t* const cu_loc);
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void uvg_encode_intra_luma_coding_unit(
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const encoder_state_t* const state,
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cabac_data_t* const cabac,
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const cu_info_t* const cur_cu,
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const cu_loc_t* const cu_loc,
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const lcu_t* lcu,
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double* bits_out);
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uint8_t uvg_write_split_flag(
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const encoder_state_t* const state,
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cabac_data_t* cabac,
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const cu_info_t* left_cu,
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const cu_info_t* above_cu,
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const cu_loc_t* const cu_loc,
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split_tree_t,
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enum uvg_tree_type tree_type,
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bool* is_implicit_out,
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double* bits_out);
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void uvg_encode_last_significant_xy(cabac_data_t * const cabac,
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uint8_t lastpos_x, uint8_t lastpos_y,
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uint8_t width, uint8_t height,
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uint8_t type, uint8_t scan, double* bits_out);
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void uvg_get_sub_coeff(const coeff_t* dst, const coeff_t* const src,
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const int lcu_x, const int lcu_y,
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const int block_w, const int block_h,
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const int lcu_width);
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