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141 lines
5 KiB
C
141 lines
5 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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* \ingroup Reconstruction
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* \file
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* LMCS reshape.
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*/
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#include "checkpoint.h"
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#include "cu.h"
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#include "encoder.h"
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#include "encoderstate.h"
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#include "global.h" // IWYU pragma: keep
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#include "uvg266.h"
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#include "videoframe.h"
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#include "image.h"
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#include "nal.h"
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typedef struct lmcs_seq_info
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{
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double binVar[32];
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double binHist[32];
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double normVar[32];
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int nonZeroCnt;
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double weightVar;
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double weightNorm;
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double minBinVar;
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double maxBinVar;
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double meanBinVar;
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double ratioStdU;
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double ratioStdV;
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} lmcs_seq_info;
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typedef struct SliceReshapeInfo {
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bool sliceReshaperEnableFlag;
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bool sliceReshaperModelPresentFlag;
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unsigned enableChromaAdj;
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uint32_t reshaperModelMinBinIdx;
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uint32_t reshaperModelMaxBinIdx;
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int reshaperModelBinCWDelta[PIC_CODE_CW_BINS];
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int maxNbitsNeededDeltaCW;
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int chrResScalingOffset;
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} SliceReshapeInfo;
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typedef struct ReshapeCW
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{
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uint32_t binCW[3];
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int updateCtrl;
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int adpOption;
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uint32_t initialCW;
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int rspPicSize;
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int rspFps;
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int rspBaseQP;
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int rspTid;
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int rspSliceQP;
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int rspFpsToIp;
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} ReshapeCW;
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typedef struct lmcs_aps {
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SliceReshapeInfo m_sliceReshapeInfo;
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bool m_CTUFlag;
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bool m_recReshaped;
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uvg_pixel m_invLUT[1024];
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uvg_pixel m_fwdLUT[1024];
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int32_t m_chromaAdjHelpLUT[PIC_CODE_CW_BINS];
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uint16_t m_binCW[PIC_ANALYZE_CW_BINS];
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uint16_t m_initCW;
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bool m_reshape;
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uvg_pixel m_reshapePivot[PIC_CODE_CW_BINS + 1];
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uvg_pixel m_inputPivot[PIC_CODE_CW_BINS + 1];
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int32_t m_fwdScaleCoef[PIC_CODE_CW_BINS];
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int32_t m_invScaleCoef[PIC_CODE_CW_BINS];
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int m_lumaBD;
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int m_reshapeLUTSize;
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int m_chromaScale;
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int m_vpduX;
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int m_vpduY;
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bool m_exceedSTD;
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uint32_t m_binImportance[PIC_ANALYZE_CW_BINS];
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int m_tcase;
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int m_rateAdpMode;
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bool m_useAdpCW;
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uint16_t m_initCWAnalyze;
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ReshapeCW m_reshapeCW;
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uvg_pixel m_cwLumaWeight[PIC_CODE_CW_BINS];
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double m_chromaWeight;
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int m_chromaAdj;
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int m_binNum;
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lmcs_seq_info m_srcSeqStats;
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lmcs_seq_info m_rspSeqStats;
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} lmcs_aps;
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void uvg_free_lmcs_aps(lmcs_aps* aps);
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void uvg_init_lmcs_seq_stats(lmcs_seq_info* stats, int32_t m_binNum);
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void uvg_init_lmcs_aps(lmcs_aps* aps, int picWidth, int picHeight, uint32_t maxCUWidth, uint32_t maxCUHeight, int bitDepth);
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void uvg_calc_seq_stats(struct encoder_state_t* const state, const videoframe_t* frame, lmcs_seq_info* stats, lmcs_aps* aps);
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void uvg_lmcs_preanalyzer(struct encoder_state_t* const state, const videoframe_t* frame, lmcs_aps* aps, uint32_t signalType);
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void uvg_construct_reshaper_lmcs(lmcs_aps* aps);
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void uvg_encode_lmcs_adaptive_parameter_set(encoder_state_t* const state);
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int uvg_calculate_lmcs_chroma_adj_vpdu_nei(encoder_state_t* const state, lmcs_aps* aps, int x, int y); |