forked from mirror/libbpg
64 lines
2.5 KiB
C
64 lines
2.5 KiB
C
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/*****************************************************************************
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* Copyright (C) 2013 x265 project
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*
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* Author: Gopu Govindaswamy <gopu@multicorewareinc.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
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*
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* This program is also available under a commercial proprietary license.
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* For more information, contact us at license @ x265.com.
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*****************************************************************************/
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#ifndef X265_DEBLOCK_H
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#define X265_DEBLOCK_H
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#include "common.h"
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namespace X265_NS {
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// private namespace
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class CUData;
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struct CUGeom;
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class Deblock
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{
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public:
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enum { EDGE_VER, EDGE_HOR };
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void deblockCTU(const CUData* ctu, const CUGeom& cuGeom, int32_t dir);
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protected:
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// CU-level deblocking function
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void deblockCU(const CUData* cu, const CUGeom& cuGeom, const int32_t dir, uint8_t blockStrength[]);
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// set filtering functions
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void setEdgefilterTU(const CUData* cu, uint32_t absPartIdx, uint32_t tuDepth, int32_t dir, uint8_t blockStrength[]);
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void setEdgefilterPU(const CUData* cu, uint32_t absPartIdx, int32_t dir, uint8_t blockStrength[], uint32_t numUnits);
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void setEdgefilterMultiple(const CUData* cu, uint32_t absPartIdx, int32_t dir, int32_t edgeIdx, uint8_t value, uint8_t blockStrength[], uint32_t numUnits);
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// get filtering functions
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uint8_t getBoundaryStrength(const CUData* cuQ, int32_t dir, uint32_t partQ, const uint8_t blockStrength[]);
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// filter luma/chroma functions
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void edgeFilterLuma(const CUData* cuQ, uint32_t absPartIdx, uint32_t depth, int32_t dir, int32_t edge, const uint8_t blockStrength[]);
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void edgeFilterChroma(const CUData* cuQ, uint32_t absPartIdx, uint32_t depth, int32_t dir, int32_t edge, const uint8_t blockStrength[]);
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static const uint8_t s_tcTable[54];
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static const uint8_t s_betaTable[52];
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};
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}
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#endif // ifndef X265_DEBLOCK_H
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