forked from mirror/libbpg
83 lines
3.4 KiB
C
83 lines
3.4 KiB
C
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/* The copyright in this software is being made available under the BSD
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* License, included below. This software may be subject to other third party
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* and contributor rights, including patent rights, and no such rights are
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* granted under this license.
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*
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* Copyright (c) 2010-2014, ITU/ISO/IEC
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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
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* modification, 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,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/** \file WeightPredAnalysis.h
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\brief weighted prediction encoder class
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*/
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#ifndef __WEIGHTPREDANALYSIS__
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#define __WEIGHTPREDANALYSIS__
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#include "../TLibCommon/TypeDef.h"
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#include "../TLibCommon/TComSlice.h"
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#include "TEncCavlc.h"
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class WeightPredAnalysis
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{
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private:
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// member variables
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Bool m_weighted_pred_flag;
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Bool m_weighted_bipred_flag;
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WPScalingParam m_wp[NUM_REF_PIC_LIST_01][MAX_NUM_REF][MAX_NUM_COMPONENT];
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// member functions
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Bool xSelectWP (TComSlice *const slice, const Int log2Denom);
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Bool xUpdatingWPParameters(TComSlice *const slice, const Int log2Denom);
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Int64 xCalcSADvalueWP (const Int bitDepth,
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const Pel *pOrgPel,
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const Pel *pRefPel,
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const Int iWidth,
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const Int iHeight,
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const Int iOrgStride,
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const Int iRefStride,
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const Int iLog2Denom,
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const Int iWeight,
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const Int iOffset,
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const Bool useHighPrecisionPredictionWeighting);
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public:
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WeightPredAnalysis();
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// WP analysis :
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Void xCalcACDCParamSlice (TComSlice *const slice);
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Void xEstimateWPParamSlice(TComSlice *const slice);
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Void xStoreWPparam (const Bool weighted_pred_flag, const Bool weighted_bipred_flag);
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Void xRestoreWPparam (TComSlice *const slice);
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Void xCheckWPEnable (TComSlice *const slice);
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};
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#endif // __WEIGHTPREDANALYSIS__
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