[1297] | 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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| 4 | * granted under this license. |
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| 5 | * |
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| 6 | * Copyright (c) 2010-2015, ITU/ISO/IEC |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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| 33 | |
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| 34 | /** \file TEnc3DAsymLUT.cpp |
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| 35 | \brief TEnc3DAsymLUT encoder class |
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| 36 | */ |
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| 37 | |
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[677] | 38 | #include <cstdio> |
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| 39 | #include <cstdlib> |
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| 40 | #include <cstring> |
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| 41 | #include <cmath> |
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| 42 | #include <algorithm> |
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| 43 | |
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| 44 | #include "TEnc3DAsymLUT.h" |
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| 45 | |
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[1212] | 46 | #if CGS_3D_ASYMLUT |
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[677] | 47 | TEnc3DAsymLUT::TEnc3DAsymLUT() |
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| 48 | { |
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| 49 | m_pColorInfo = NULL; |
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| 50 | m_pColorInfoC = NULL; |
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| 51 | m_pEncCuboid = NULL; |
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[877] | 52 | |
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[677] | 53 | m_pBestEncCuboid = NULL; |
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[825] | 54 | m_nAccuFrameBit = 0; |
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| 55 | m_nAccuFrameCGSBit = 0; |
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| 56 | m_nPrevFrameCGSPartNumLog2 = 0; |
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[677] | 57 | m_dTotalFrameBit = 0; |
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| 58 | m_nTotalCGSBit = 0; |
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| 59 | m_nPPSBit = 0; |
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| 60 | m_pDsOrigPic = NULL; |
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[877] | 61 | #if R0179_ENC_OPT_3DLUT_SIZE |
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| 62 | m_pMaxColorInfo = NULL; |
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| 63 | m_pMaxColorInfoC = NULL; |
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| 64 | |
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| 65 | |
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| 66 | // fixed m_dDistFactor |
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| 67 | Double dTmpFactor[3]; |
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| 68 | dTmpFactor[I_SLICE] = 1.0; |
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| 69 | dTmpFactor[P_SLICE] = 4./3.; |
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| 70 | dTmpFactor[B_SLICE] = 1.5; |
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| 71 | for( Int iSliceType = 0; iSliceType < 3; iSliceType++) |
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| 72 | { |
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| 73 | for(Int iLayer = 0; iLayer < MAX_TLAYER; iLayer++) |
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| 74 | { |
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| 75 | m_dDistFactor[iSliceType][iLayer] = dTmpFactor[iSliceType]*(Double)(1<<iLayer); |
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| 76 | } |
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| 77 | } |
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| 78 | // initialization with approximate number of bits to code the LUT |
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| 79 | m_nNumLUTBits[0][0] = 200; // 1x1x1 |
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| 80 | m_nNumLUTBits[1][0] = 400; // 2x1x1 |
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| 81 | m_nNumLUTBits[1][1] = 1500; // 2x2x2 |
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| 82 | m_nNumLUTBits[2][0] = 800; // 4x1x1 |
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| 83 | m_nNumLUTBits[2][1] = 3200; // 4x2x2 |
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| 84 | m_nNumLUTBits[2][2] = 8500; // 4x4x4 |
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| 85 | m_nNumLUTBits[3][0] = 1200; // 8x1x1 |
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| 86 | m_nNumLUTBits[3][1] = 4500; // 8x2x2 |
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| 87 | m_nNumLUTBits[3][2] = 10000; // 8x4x4 |
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| 88 | m_nNumLUTBits[3][3] = 12000; // 8x8x8 |
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| 89 | #endif |
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[677] | 90 | } |
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| 91 | |
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| 92 | Void TEnc3DAsymLUT::create( Int nMaxOctantDepth , Int nInputBitDepth , Int nInputBitDepthC , Int nOutputBitDepth , Int nOutputBitDepthC , Int nMaxYPartNumLog2 ) |
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| 93 | { |
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| 94 | if( m_pColorInfo != NULL ) |
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[684] | 95 | { |
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[677] | 96 | destroy(); |
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[684] | 97 | } |
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| 98 | |
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[1214] | 99 | TCom3DAsymLUT::create( nMaxOctantDepth , nInputBitDepth , nInputBitDepthC, nOutputBitDepth , nOutputBitDepthC, nMaxYPartNumLog2, 1 << ( nInputBitDepthC - 1 ) , 1 << ( nInputBitDepthC - 1 ) ); |
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| 100 | |
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[677] | 101 | xAllocate3DArray( m_pColorInfo , xGetYSize() , xGetUSize() , xGetVSize() ); |
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| 102 | xAllocate3DArray( m_pColorInfoC , xGetYSize() , xGetUSize() , xGetVSize() ); |
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| 103 | xAllocate3DArray( m_pEncCuboid , xGetYSize() , xGetUSize() , xGetVSize() ); |
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| 104 | xAllocate3DArray( m_pBestEncCuboid , xGetYSize() , xGetUSize() , xGetVSize() ); |
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[877] | 105 | #if R0179_ENC_OPT_3DLUT_SIZE |
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| 106 | xAllocate3DArray( m_pMaxColorInfo , xGetYSize() , xGetUSize() , xGetVSize() ); |
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| 107 | xAllocate3DArray( m_pMaxColorInfoC , xGetYSize() , xGetUSize() , xGetVSize() ); |
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| 108 | |
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| 109 | m_pEncCavlc = new TEncCavlc; |
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| 110 | m_pBitstreamRedirect = new TComOutputBitstream; |
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| 111 | m_pEncCavlc->setBitstream(m_pBitstreamRedirect); |
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| 112 | #endif |
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[677] | 113 | } |
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| 114 | |
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| 115 | Void TEnc3DAsymLUT::destroy() |
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| 116 | { |
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| 117 | xFree3DArray( m_pColorInfo ); |
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| 118 | xFree3DArray( m_pColorInfoC ); |
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| 119 | xFree3DArray( m_pEncCuboid ); |
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| 120 | xFree3DArray( m_pBestEncCuboid ); |
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[877] | 121 | #if R0179_ENC_OPT_3DLUT_SIZE |
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| 122 | xFree3DArray( m_pMaxColorInfo ); |
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| 123 | xFree3DArray( m_pMaxColorInfoC ); |
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| 124 | delete m_pBitstreamRedirect; |
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| 125 | delete m_pEncCavlc; |
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| 126 | #endif |
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[677] | 127 | TCom3DAsymLUT::destroy(); |
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| 128 | } |
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| 129 | |
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| 130 | TEnc3DAsymLUT::~TEnc3DAsymLUT() |
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| 131 | { |
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| 132 | if( m_dTotalFrameBit != 0 ) |
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[684] | 133 | { |
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[677] | 134 | printf( "\nTotal CGS bit: %d, %.2lf%%" , m_nTotalCGSBit , m_nTotalCGSBit * 100 / m_dTotalFrameBit ); |
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[684] | 135 | } |
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| 136 | |
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[677] | 137 | destroy(); |
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| 138 | } |
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| 139 | |
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| 140 | Double TEnc3DAsymLUT::xxDeriveVertexPerColor( Double N , Double Ys , Double Yy , Double Yu , Double Yv , Double ys , Double us , Double vs , Double yy , Double yu , Double yv , Double uu , Double uv , Double vv , Double YY , |
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[825] | 141 | Pel & rP0 , Pel & rP1 , Pel & rP3 , Pel & rP7 , Int nResQuantBit ) |
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| 142 | { |
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| 143 | Int nInitP0 = rP0; |
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| 144 | Int nInitP1 = rP1; |
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| 145 | Int nInitP3 = rP3; |
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| 146 | Int nInitP7 = rP7; |
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| 147 | |
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| 148 | const Int nOne = xGetNormCoeffOne(); |
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| 149 | Double dNorm = (N * yy * vv * uu - N * yy * uv * uv - N * yv * yv * uu - N * vv * yu * yu + 2 * N * yv * uv * yu - yy * vs * vs * uu + 2 * yy * vs * uv * us - yy * vv * us * us - 2 * vs * uv * yu * ys + uv * uv * ys * ys + vs * vs * yu * yu - 2 * yv * vs * us * yu + 2 * yv * vs * ys * uu - 2 * yv * uv * us * ys + 2 * vv * yu * ys * us - vv * uu * ys * ys + yv * yv * us * us); |
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| 150 | if( N > 16 && dNorm != 0 ) |
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| 151 | { |
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| 152 | Double dInitA = (-N * uu * yv * Yv + N * uu * Yy * vv - N * Yy * uv * uv + N * yv * uv * Yu - N * yu * Yu * vv + N * yu * uv * Yv + yu * us * Ys * vv - vs * ys * uv * Yu - yu * vs * us * Yv - yv * uv * us * Ys - yv * vs * us * Yu - yu * uv * vs * Ys - ys * us * uv * Yv + ys * us * Yu * vv + 2 * Yy * vs * uv * us + uu * yv * vs * Ys - uu * ys * Ys * vv + uu * vs * ys * Yv + ys * Ys * uv * uv - Yy * vv * us * us + yu * Yu * vs * vs + yv * Yv * us * us - uu * Yy * vs * vs) / dNorm; |
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| 153 | Double dInitB = (N * yy * Yu * vv - N * yy * uv * Yv - N * Yu * yv * yv - N * yu * Yy * vv + N * uv * yv * Yy + N * yv * yu * Yv - yy * us * Ys * vv + yy * uv * vs * Ys - yy * Yu * vs * vs + yy * vs * us * Yv - uv * vs * ys * Yy - yv * yu * vs * Ys + yu * Yy * vs * vs + yu * ys * Ys * vv - uv * yv * ys * Ys + 2 * Yu * yv * vs * ys + us * ys * Yy * vv - vs * ys * yu * Yv + uv * ys * ys * Yv + us * Ys * yv * yv - Yu * ys * ys * vv - yv * ys * us * Yv - vs * us * yv * Yy) / dNorm; |
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| 154 | Double dInitC = -(-N * yy * Yv * uu + N * yy * uv * Yu - N * yv * yu * Yu - N * uv * yu * Yy + N * Yv * yu * yu + N * yv * Yy * uu - yy * uv * us * Ys + yy * Yv * us * us + yy * vs * Ys * uu - yy * vs * us * Yu + yv * ys * us * Yu - vs * Ys * yu * yu - yv * ys * Ys * uu + vs * us * yu * Yy + vs * ys * yu * Yu - uv * Yu * ys * ys + Yv * uu * ys * ys - yv * Yy * us * us - 2 * Yv * yu * ys * us - vs * ys * Yy * uu + uv * us * ys * Yy + uv * yu * ys * Ys + yv * yu * us * Ys) / dNorm; |
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| 155 | nInitP0 = ( Int )( dInitA * nOne + 0.5 ) >> nResQuantBit << nResQuantBit; |
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| 156 | nInitP1 = ( Int )( dInitB * nOne + 0.5 ) >> nResQuantBit << nResQuantBit; |
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| 157 | nInitP3 = ( Int )( dInitC * nOne + 0.5 ) >> nResQuantBit << nResQuantBit; |
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| 158 | } |
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| 159 | |
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| 160 | Int nMin = - ( 1 << ( m_nLUTBitDepth - 1 ) ); |
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| 161 | Int nMax = - nMin - ( 1 << nResQuantBit ); |
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| 162 | Int nMask = ( 1 << nResQuantBit ) - 1; |
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| 163 | |
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| 164 | Double dMinError = MAX_DOUBLE; |
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| 165 | Int nTestRange = 2; |
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| 166 | Int nStepSize = 1 << nResQuantBit; |
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| 167 | for( Int i = - nTestRange ; i <= nTestRange ; i++ ) |
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| 168 | { |
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| 169 | for( Int j = - nTestRange ; j <= nTestRange ; j++ ) |
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| 170 | { |
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| 171 | for( Int k = - nTestRange ; k <= nTestRange ; k++ ) |
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| 172 | { |
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| 173 | Int nTestP0 = Clip3( nMin , nMax , nInitP0 + i * nStepSize ); |
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| 174 | Int nTestP1 = Clip3( nMin , nMax , nInitP1 + j * nStepSize ); |
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| 175 | Int nTestP3 = Clip3( nMin , nMax , nInitP3 + k * nStepSize ); |
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| 176 | Double a = 1.0 * nTestP0 / nOne; |
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| 177 | Double b = 1.0 * nTestP1 / nOne; |
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| 178 | Double c = 1.0 * nTestP3 / nOne; |
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| 179 | Double d = ( Ys - a * ys - b * us - c * vs ) / N; |
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| 180 | nInitP7 = ( ( Int )d ) >> nResQuantBit << nResQuantBit; |
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| 181 | for( Int m = 0 ; m < 2 ; m++ ) |
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| 182 | { |
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| 183 | Int nTestP7 = Clip3( nMin , nMax , nInitP7 + m * nStepSize ); |
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| 184 | Double dError = xxCalEstDist( N , Ys , Yy , Yu , Yv , ys , us , vs , yy , yu , yv , uu , uv , vv , YY , a , b , c , nTestP7 ); |
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| 185 | if( dError < dMinError ) |
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| 186 | { |
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| 187 | dMinError = dError; |
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| 188 | rP0 = ( Pel )nTestP0; |
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| 189 | rP1 = ( Pel )nTestP1; |
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| 190 | rP3 = ( Pel )nTestP3; |
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| 191 | rP7 = ( Pel )nTestP7; |
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| 192 | } |
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| 193 | } |
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| 194 | } |
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| 195 | } |
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| 196 | } |
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| 197 | assert( !( rP0 & nMask ) && !( rP1 & nMask ) && !( rP3 & nMask ) && !( rP7 & nMask ) ); |
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| 198 | |
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| 199 | return( dMinError ); |
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| 200 | } |
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[677] | 201 | |
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| 202 | Double TEnc3DAsymLUT::estimateDistWithCur3DAsymLUT( TComPic * pCurPic , UInt refLayerIdc ) |
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| 203 | { |
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| 204 | xxCollectData( pCurPic , refLayerIdc ); |
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| 205 | |
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| 206 | Double dErrorLuma = 0 , dErrorChroma = 0; |
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| 207 | Int nYSize = 1 << ( getCurOctantDepth() + getCurYPartNumLog2() ); |
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| 208 | Int nUVSize = 1 << getCurOctantDepth(); |
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[825] | 209 | for( Int yIdx = 0 ; yIdx < nYSize ; yIdx++ ) |
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| 210 | { |
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| 211 | for( Int uIdx = 0 ; uIdx < nUVSize ; uIdx++ ) |
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| 212 | { |
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| 213 | for( Int vIdx = 0 ; vIdx < nUVSize ; vIdx++ ) |
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| 214 | { |
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| 215 | SColorInfo & rCuboidColorInfo = m_pColorInfo[yIdx][uIdx][vIdx]; |
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| 216 | SColorInfo & rCuboidColorInfoC = m_pColorInfoC[yIdx][uIdx][vIdx]; |
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| 217 | SCuboid & rCuboid = xGetCuboid( yIdx , uIdx , vIdx ); |
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| 218 | if( rCuboidColorInfo.N > 0 ) |
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| 219 | { |
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| 220 | dErrorLuma += xxCalEstDist( rCuboidColorInfo.N , rCuboidColorInfo.Ys , rCuboidColorInfo.Yy , rCuboidColorInfo.Yu , rCuboidColorInfo.Yv , rCuboidColorInfo.ys , rCuboidColorInfo.us , rCuboidColorInfo.vs , rCuboidColorInfo.yy , rCuboidColorInfo.yu , rCuboidColorInfo.yv , rCuboidColorInfo.uu , rCuboidColorInfo.uv , rCuboidColorInfo.vv , rCuboidColorInfo.YY , |
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| 221 | rCuboid.P[0].Y , rCuboid.P[1].Y , rCuboid.P[2].Y , rCuboid.P[3].Y ); |
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| 222 | } |
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| 223 | if( rCuboidColorInfoC.N > 0 ) |
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| 224 | { |
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| 225 | dErrorChroma += xxCalEstDist( rCuboidColorInfoC.N , rCuboidColorInfoC.Us , rCuboidColorInfoC.Uy , rCuboidColorInfoC.Uu , rCuboidColorInfoC.Uv , rCuboidColorInfoC.ys , rCuboidColorInfoC.us , rCuboidColorInfoC.vs , rCuboidColorInfoC.yy , rCuboidColorInfoC.yu , rCuboidColorInfoC.yv , rCuboidColorInfoC.uu , rCuboidColorInfoC.uv , rCuboidColorInfoC.vv , rCuboidColorInfoC.UU , |
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| 226 | rCuboid.P[0].U , rCuboid.P[1].U , rCuboid.P[2].U , rCuboid.P[3].U ); |
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| 227 | dErrorChroma += xxCalEstDist( rCuboidColorInfoC.N , rCuboidColorInfoC.Vs , rCuboidColorInfoC.Vy , rCuboidColorInfoC.Vu , rCuboidColorInfoC.Vv , rCuboidColorInfoC.ys , rCuboidColorInfoC.us , rCuboidColorInfoC.vs , rCuboidColorInfoC.yy , rCuboidColorInfoC.yu , rCuboidColorInfoC.yv , rCuboidColorInfoC.uu , rCuboidColorInfoC.uv , rCuboidColorInfoC.vv , rCuboidColorInfoC.VV , |
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| 228 | rCuboid.P[0].V , rCuboid.P[1].V , rCuboid.P[2].V , rCuboid.P[3].V ); |
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| 229 | } |
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| 230 | } |
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| 231 | } |
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| 232 | } |
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| 233 | |
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| 234 | return( dErrorLuma + dErrorChroma); |
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| 235 | } |
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| 236 | |
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[877] | 237 | #if R0179_ENC_OPT_3DLUT_SIZE |
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| 238 | Double TEnc3DAsymLUT::derive3DAsymLUT( TComSlice * pSlice , TComPic * pCurPic , UInt refLayerIdc , TEncCfg * pCfg , Bool bSignalPPS , Bool bElRapSliceTypeB, Double dFrameLambda ) |
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| 239 | { |
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| 240 | m_nLUTBitDepth = pCfg->getCGSLUTBit(); |
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| 241 | |
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| 242 | Int nBestAdaptCThresholdU = 1 << ( getInputBitDepthC() - 1 ); |
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| 243 | Int nBestAdaptCThresholdV = 1 << ( getInputBitDepthC() - 1 ); |
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| 244 | Int nAdaptCThresholdU, nAdaptCThresholdV; |
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| 245 | |
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| 246 | Int nTmpLutBits[MAX_Y_SIZE][MAX_C_SIZE] ; |
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| 247 | memset(nTmpLutBits, 0, sizeof(nTmpLutBits)); |
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| 248 | |
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| 249 | SLUTSize sMaxLutSize; |
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| 250 | |
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| 251 | // collect stats for the most partitions |
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| 252 | Int nCurYPartNumLog2 = 0 , nCurOctantDepth = 0; |
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| 253 | Int nMaxPartNumLog2 = xGetMaxPartNumLog2(); |
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| 254 | |
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| 255 | xxMapPartNum2DepthYPart( nMaxPartNumLog2 , nCurOctantDepth , nCurYPartNumLog2 ); |
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| 256 | xUpdatePartitioning( nCurOctantDepth , nCurYPartNumLog2, nBestAdaptCThresholdU, nBestAdaptCThresholdV ); |
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| 257 | xxCollectData( pCurPic , refLayerIdc ); |
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| 258 | xxCopyColorInfo(m_pMaxColorInfo, m_pColorInfo, m_pMaxColorInfoC, m_pColorInfoC); |
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| 259 | |
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| 260 | sMaxLutSize.iCPartNumLog2 = nCurOctantDepth; |
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| 261 | sMaxLutSize.iYPartNumLog2 = nCurOctantDepth + nCurYPartNumLog2; |
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| 262 | |
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| 263 | m_pBitstreamRedirect->clear(); |
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| 264 | |
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| 265 | // find the best partition based on RD cost |
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| 266 | Int i; |
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| 267 | Double dMinCost, dCurCost; |
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| 268 | |
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| 269 | Int iBestLUTSizeIdx = 0; |
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| 270 | Int nBestResQuanBit = 0; |
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| 271 | Double dCurError, dMinError; |
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| 272 | Int iNumBitsCurSize; |
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| 273 | Int iNumBitsCurSizeSave = m_pEncCavlc->getNumberOfWrittenBits(); |
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| 274 | Double dDistFactor = getDistFactor(pSlice->getSliceType(), pSlice->getDepth()); |
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| 275 | |
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| 276 | // check all LUT sizes |
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| 277 | xxGetAllLutSizes(pSlice); |
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| 278 | if (m_nTotalLutSizes == 0) // return if no valid size is found, LUT will not be updated |
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| 279 | { |
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| 280 | nCurOctantDepth = sMaxLutSize.iCPartNumLog2; |
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| 281 | nCurYPartNumLog2 = sMaxLutSize.iYPartNumLog2-nCurOctantDepth; |
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| 282 | xUpdatePartitioning( nCurOctantDepth , nCurYPartNumLog2, nBestAdaptCThresholdU, nBestAdaptCThresholdV ); |
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| 283 | return MAX_DOUBLE; |
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| 284 | } |
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| 285 | |
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| 286 | dMinCost = MAX_DOUBLE; dMinError = MAX_DOUBLE; |
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| 287 | for (i = 0; i < m_nTotalLutSizes; i++) |
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| 288 | { |
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| 289 | // add up the stats |
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| 290 | nCurOctantDepth = m_sLutSizes[i].iCPartNumLog2; |
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| 291 | nCurYPartNumLog2 = m_sLutSizes[i].iYPartNumLog2-nCurOctantDepth; |
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| 292 | xUpdatePartitioning( nCurOctantDepth , nCurYPartNumLog2, nBestAdaptCThresholdU, nBestAdaptCThresholdV ); |
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| 293 | xxConsolidateData( &m_sLutSizes[i], &sMaxLutSize ); |
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| 294 | |
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| 295 | dCurError = xxDeriveVertexes(nBestResQuanBit, m_pEncCuboid); |
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| 296 | |
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| 297 | setResQuantBit( nBestResQuanBit ); |
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| 298 | xSaveCuboids( m_pEncCuboid ); |
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| 299 | m_pEncCavlc->xCode3DAsymLUT( this ); |
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| 300 | iNumBitsCurSize = m_pEncCavlc->getNumberOfWrittenBits(); |
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| 301 | dCurCost = dCurError/dDistFactor + dFrameLambda*(Double)(iNumBitsCurSize-iNumBitsCurSizeSave); |
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| 302 | nTmpLutBits[m_sLutSizes[i].iYPartNumLog2][m_sLutSizes[i].iCPartNumLog2] = iNumBitsCurSize-iNumBitsCurSizeSave; // store LUT size |
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| 303 | iNumBitsCurSizeSave = iNumBitsCurSize; |
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| 304 | if(dCurCost < dMinCost ) |
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| 305 | { |
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| 306 | SCuboid *** tmp = m_pBestEncCuboid; |
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| 307 | m_pBestEncCuboid = m_pEncCuboid; |
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| 308 | m_pEncCuboid = tmp; |
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| 309 | dMinCost = dCurCost; |
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| 310 | dMinError = dCurError; |
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| 311 | iBestLUTSizeIdx = i; |
---|
| 312 | } |
---|
| 313 | } |
---|
| 314 | |
---|
| 315 | nCurOctantDepth = m_sLutSizes[iBestLUTSizeIdx].iCPartNumLog2; |
---|
| 316 | nCurYPartNumLog2 = m_sLutSizes[iBestLUTSizeIdx].iYPartNumLog2-nCurOctantDepth; |
---|
| 317 | |
---|
| 318 | xUpdatePartitioning( nCurOctantDepth , nCurYPartNumLog2, nBestAdaptCThresholdU, nBestAdaptCThresholdV ); |
---|
| 319 | |
---|
| 320 | Bool bUseNewColorInfo = false; |
---|
| 321 | if( pCfg->getCGSAdaptChroma() && nCurOctantDepth <= 1 ) // if the best size found so far has depth = 0 or 1, then check AdaptC U/V thresholds |
---|
| 322 | { |
---|
| 323 | nAdaptCThresholdU = ( Int )( m_dSumU / m_nNChroma + 0.5 ); |
---|
| 324 | nAdaptCThresholdV = ( Int )( m_dSumV / m_nNChroma + 0.5 ); |
---|
| 325 | if( !(nAdaptCThresholdU == nBestAdaptCThresholdU && nAdaptCThresholdV == nBestAdaptCThresholdV ) ) |
---|
| 326 | { |
---|
| 327 | nCurOctantDepth = 1; |
---|
| 328 | if( nCurOctantDepth + nCurYPartNumLog2 > getMaxYPartNumLog2()+getMaxOctantDepth() ) |
---|
| 329 | nCurYPartNumLog2 = getMaxYPartNumLog2()+getMaxOctantDepth()-nCurOctantDepth; |
---|
| 330 | xUpdatePartitioning( nCurOctantDepth , nCurYPartNumLog2 , nAdaptCThresholdU , nAdaptCThresholdV ); |
---|
| 331 | xxCollectData( pCurPic , refLayerIdc ); |
---|
| 332 | |
---|
| 333 | dCurError = xxDeriveVertexes( nBestResQuanBit , m_pEncCuboid ) ; |
---|
| 334 | setResQuantBit( nBestResQuanBit ); |
---|
| 335 | xSaveCuboids( m_pEncCuboid ); |
---|
| 336 | m_pEncCavlc->xCode3DAsymLUT( this ); |
---|
| 337 | iNumBitsCurSize = m_pEncCavlc->getNumberOfWrittenBits(); |
---|
| 338 | dCurCost = dCurError/dDistFactor + dFrameLambda*(Double)(iNumBitsCurSize-iNumBitsCurSizeSave); |
---|
| 339 | iNumBitsCurSizeSave = iNumBitsCurSize; |
---|
| 340 | if(dCurCost < dMinCost ) |
---|
| 341 | { |
---|
| 342 | SCuboid *** tmp = m_pBestEncCuboid; |
---|
| 343 | m_pBestEncCuboid = m_pEncCuboid; |
---|
| 344 | m_pEncCuboid = tmp; |
---|
| 345 | dMinCost = dCurCost; |
---|
| 346 | dMinError = dCurError; |
---|
| 347 | nBestAdaptCThresholdU = nAdaptCThresholdU; |
---|
| 348 | nBestAdaptCThresholdV = nAdaptCThresholdV; |
---|
| 349 | bUseNewColorInfo = true; |
---|
| 350 | } |
---|
| 351 | } |
---|
| 352 | } |
---|
| 353 | |
---|
| 354 | xUpdatePartitioning( nCurOctantDepth , nCurYPartNumLog2, nBestAdaptCThresholdU, nBestAdaptCThresholdV ); |
---|
| 355 | |
---|
| 356 | // check res_quant_bits only for the best table size and best U/V threshold |
---|
| 357 | if( !bUseNewColorInfo ) |
---|
| 358 | xxConsolidateData( &m_sLutSizes[iBestLUTSizeIdx], &sMaxLutSize ); |
---|
| 359 | |
---|
| 360 | // xxCollectData( pCurPic , refLayerIdc ); |
---|
| 361 | for( Int nResQuanBit = 1 ; nResQuanBit < 4 ; nResQuanBit++ ) |
---|
| 362 | { |
---|
| 363 | dCurError = xxDeriveVertexes( nResQuanBit , m_pEncCuboid ); |
---|
| 364 | |
---|
| 365 | setResQuantBit( nResQuanBit ); |
---|
| 366 | xSaveCuboids( m_pEncCuboid ); |
---|
| 367 | m_pEncCavlc->xCode3DAsymLUT( this ); |
---|
| 368 | iNumBitsCurSize = m_pEncCavlc->getNumberOfWrittenBits(); |
---|
| 369 | dCurCost = dCurError/dDistFactor + dFrameLambda*(Double)(iNumBitsCurSize-iNumBitsCurSizeSave); |
---|
| 370 | |
---|
| 371 | iNumBitsCurSizeSave = iNumBitsCurSize; |
---|
| 372 | if(dCurCost < dMinCost) |
---|
| 373 | { |
---|
| 374 | nBestResQuanBit = nResQuanBit; |
---|
| 375 | SCuboid *** tmp = m_pBestEncCuboid; |
---|
| 376 | m_pBestEncCuboid = m_pEncCuboid; |
---|
| 377 | m_pEncCuboid = tmp; |
---|
| 378 | dMinCost = dCurCost; |
---|
| 379 | dMinError = dCurError; |
---|
| 380 | } |
---|
| 381 | else |
---|
| 382 | { |
---|
| 383 | break; |
---|
| 384 | } |
---|
| 385 | } |
---|
| 386 | |
---|
| 387 | setResQuantBit( nBestResQuanBit ); |
---|
| 388 | xSaveCuboids( m_pBestEncCuboid ); |
---|
| 389 | |
---|
| 390 | // update LUT size stats |
---|
| 391 | for(Int iLutSizeY = 0; iLutSizeY < MAX_Y_SIZE; iLutSizeY++) |
---|
| 392 | { |
---|
| 393 | for(Int iLutSizeC = 0; iLutSizeC < MAX_C_SIZE; iLutSizeC++) |
---|
| 394 | { |
---|
| 395 | if(nTmpLutBits[iLutSizeY][iLutSizeC] != 0) |
---|
| 396 | m_nNumLUTBits[iLutSizeY][iLutSizeC] = (m_nNumLUTBits[iLutSizeY][iLutSizeC] + nTmpLutBits[iLutSizeY][iLutSizeC]*3+2)>>2; // update with new stats |
---|
| 397 | } |
---|
| 398 | } |
---|
| 399 | |
---|
| 400 | // return cost rather than error |
---|
| 401 | return( dMinCost ); |
---|
| 402 | } |
---|
| 403 | #endif |
---|
| 404 | |
---|
[677] | 405 | Double TEnc3DAsymLUT::derive3DAsymLUT( TComSlice * pSlice , TComPic * pCurPic , UInt refLayerIdc , TEncCfg * pCfg , Bool bSignalPPS , Bool bElRapSliceTypeB ) |
---|
| 406 | { |
---|
| 407 | m_nLUTBitDepth = pCfg->getCGSLUTBit(); |
---|
| 408 | Int nCurYPartNumLog2 = 0 , nCurOctantDepth = 0; |
---|
| 409 | xxDerivePartNumLog2( pSlice , pCfg , nCurOctantDepth , nCurYPartNumLog2 , bSignalPPS , bElRapSliceTypeB ); |
---|
[825] | 410 | |
---|
| 411 | Int nBestResQuanBit = 0; |
---|
| 412 | Int nBestAdaptCThresholdU = 1 << ( getInputBitDepthC() - 1 ); |
---|
| 413 | Int nBestAdaptCThresholdV = 1 << ( getInputBitDepthC() - 1 ); |
---|
| 414 | Int nBestOctantDepth = nCurOctantDepth; |
---|
| 415 | Int nBestYPartNumLog2 = nCurYPartNumLog2; |
---|
| 416 | Int nTargetLoop = 1 + ( pCfg->getCGSAdaptChroma() && ( nCurOctantDepth == 1 || ( nCurOctantDepth * 3 + nCurYPartNumLog2 ) >= 5 ) ); |
---|
| 417 | Double dMinError = MAX_DOUBLE; |
---|
| 418 | for( Int nLoop = 0 ; nLoop < nTargetLoop ; nLoop++ ) |
---|
| 419 | { |
---|
| 420 | Int nAdaptCThresholdU = 1 << ( getInputBitDepthC() - 1 ); |
---|
| 421 | Int nAdaptCThresholdV = 1 << ( getInputBitDepthC() - 1 ); |
---|
| 422 | if( nLoop > 0 ) |
---|
| 423 | { |
---|
| 424 | nAdaptCThresholdU = ( Int )( m_dSumU / m_nNChroma + 0.5 ); |
---|
| 425 | nAdaptCThresholdV = ( Int )( m_dSumV / m_nNChroma + 0.5 ); |
---|
| 426 | if( nCurOctantDepth > 1 ) |
---|
| 427 | { |
---|
| 428 | nCurOctantDepth = 1; |
---|
| 429 | nCurYPartNumLog2 = 2; |
---|
| 430 | } |
---|
| 431 | if( nAdaptCThresholdU == nBestAdaptCThresholdU && nAdaptCThresholdV == nBestAdaptCThresholdV |
---|
| 432 | && nCurOctantDepth == nBestOctantDepth && nCurYPartNumLog2 == nBestYPartNumLog2 ) |
---|
| 433 | break; |
---|
| 434 | } |
---|
[877] | 435 | |
---|
[825] | 436 | xUpdatePartitioning( nCurOctantDepth , nCurYPartNumLog2 , nAdaptCThresholdU , nAdaptCThresholdV ); |
---|
| 437 | xxCollectData( pCurPic , refLayerIdc ); |
---|
| 438 | for( Int nResQuanBit = 0 ; nResQuanBit < 4 ; nResQuanBit++ ) |
---|
| 439 | { |
---|
| 440 | Double dError = xxDeriveVertexes( nResQuanBit , m_pEncCuboid ) / ( 1 + ( nResQuanBit > 0 ) * 0.001 * ( pSlice->getDepth() + 1 ) ); |
---|
| 441 | if( dError <= dMinError ) |
---|
| 442 | { |
---|
| 443 | nBestResQuanBit = nResQuanBit; |
---|
| 444 | nBestAdaptCThresholdU = nAdaptCThresholdU; |
---|
| 445 | nBestAdaptCThresholdV = nAdaptCThresholdV; |
---|
| 446 | nBestOctantDepth = nCurOctantDepth; |
---|
| 447 | nBestYPartNumLog2 = nCurYPartNumLog2; |
---|
| 448 | SCuboid *** tmp = m_pBestEncCuboid; |
---|
| 449 | m_pBestEncCuboid = m_pEncCuboid; |
---|
| 450 | m_pEncCuboid = tmp; |
---|
| 451 | dMinError = dError; |
---|
| 452 | } |
---|
| 453 | else |
---|
| 454 | { |
---|
| 455 | break; |
---|
| 456 | } |
---|
| 457 | } |
---|
| 458 | } |
---|
[877] | 459 | |
---|
[825] | 460 | setResQuantBit( nBestResQuanBit ); |
---|
| 461 | xUpdatePartitioning( nBestOctantDepth , nBestYPartNumLog2 , nBestAdaptCThresholdU , nBestAdaptCThresholdV ); |
---|
[877] | 462 | |
---|
[825] | 463 | xSaveCuboids( m_pBestEncCuboid ); |
---|
| 464 | return( dMinError ); |
---|
| 465 | } |
---|
[677] | 466 | |
---|
| 467 | Double TEnc3DAsymLUT::xxDeriveVertexes( Int nResQuanBit , SCuboid *** pCurCuboid ) |
---|
| 468 | { |
---|
| 469 | Double dErrorLuma = 0 , dErrorChroma = 0; |
---|
| 470 | Int nYSize = 1 << ( getCurOctantDepth() + getCurYPartNumLog2() ); |
---|
| 471 | Int nUVSize = 1 << getCurOctantDepth(); |
---|
[1214] | 472 | |
---|
[677] | 473 | for( Int yIdx = 0 ; yIdx < nYSize ; yIdx++ ) |
---|
| 474 | { |
---|
| 475 | for( Int uIdx = 0 ; uIdx < nUVSize ; uIdx++ ) |
---|
| 476 | { |
---|
| 477 | for( Int vIdx = 0 ; vIdx < nUVSize ; vIdx++ ) |
---|
| 478 | { |
---|
| 479 | SColorInfo & rCuboidColorInfo = m_pColorInfo[yIdx][uIdx][vIdx]; |
---|
| 480 | SColorInfo & rCuboidColorInfoC = m_pColorInfoC[yIdx][uIdx][vIdx]; |
---|
| 481 | SCuboid & rCuboid = pCurCuboid[yIdx][uIdx][vIdx]; |
---|
[1214] | 482 | |
---|
[677] | 483 | for( Int idxVertex = 0 ; idxVertex < 4 ; idxVertex++ ) |
---|
[684] | 484 | { |
---|
[677] | 485 | rCuboid.P[idxVertex] = xGetCuboidVertexPredAll( yIdx , uIdx , vIdx , idxVertex , pCurCuboid ); |
---|
[684] | 486 | } |
---|
[677] | 487 | |
---|
| 488 | if( rCuboidColorInfo.N > 0 ) |
---|
| 489 | { |
---|
| 490 | dErrorLuma += xxDeriveVertexPerColor( rCuboidColorInfo.N , rCuboidColorInfo.Ys , rCuboidColorInfo.Yy , rCuboidColorInfo.Yu , rCuboidColorInfo.Yv , rCuboidColorInfo.ys , rCuboidColorInfo.us , rCuboidColorInfo.vs , rCuboidColorInfo.yy , rCuboidColorInfo.yu , rCuboidColorInfo.yv , rCuboidColorInfo.uu , rCuboidColorInfo.uv , rCuboidColorInfo.vv , rCuboidColorInfo.YY , |
---|
[825] | 491 | rCuboid.P[0].Y , rCuboid.P[1].Y , rCuboid.P[2].Y , rCuboid.P[3].Y , nResQuanBit ); |
---|
[677] | 492 | } |
---|
[1214] | 493 | |
---|
[677] | 494 | if( rCuboidColorInfoC.N > 0 ) |
---|
| 495 | { |
---|
| 496 | dErrorChroma += xxDeriveVertexPerColor( rCuboidColorInfoC.N , rCuboidColorInfoC.Us , rCuboidColorInfoC.Uy , rCuboidColorInfoC.Uu , rCuboidColorInfoC.Uv , rCuboidColorInfoC.ys , rCuboidColorInfoC.us , rCuboidColorInfoC.vs , rCuboidColorInfoC.yy , rCuboidColorInfoC.yu , rCuboidColorInfoC.yv , rCuboidColorInfoC.uu , rCuboidColorInfoC.uv , rCuboidColorInfoC.vv , rCuboidColorInfoC.UU , |
---|
[825] | 497 | rCuboid.P[0].U , rCuboid.P[1].U , rCuboid.P[2].U , rCuboid.P[3].U , nResQuanBit ); |
---|
[1214] | 498 | |
---|
[677] | 499 | dErrorChroma += xxDeriveVertexPerColor( rCuboidColorInfoC.N , rCuboidColorInfoC.Vs , rCuboidColorInfoC.Vy , rCuboidColorInfoC.Vu , rCuboidColorInfoC.Vv , rCuboidColorInfoC.ys , rCuboidColorInfoC.us , rCuboidColorInfoC.vs , rCuboidColorInfoC.yy , rCuboidColorInfoC.yu , rCuboidColorInfoC.yv , rCuboidColorInfoC.uu , rCuboidColorInfoC.uv , rCuboidColorInfoC.vv , rCuboidColorInfoC.VV , |
---|
[825] | 500 | rCuboid.P[0].V , rCuboid.P[1].V , rCuboid.P[2].V , rCuboid.P[3].V , nResQuanBit ); |
---|
[677] | 501 | } |
---|
| 502 | |
---|
| 503 | if( nResQuanBit > 0 ) |
---|
| 504 | { |
---|
| 505 | // check quantization |
---|
| 506 | for( Int idxVertex = 0 ; idxVertex < 4 ; idxVertex++ ) |
---|
| 507 | { |
---|
| 508 | SYUVP sPred = xGetCuboidVertexPredAll( yIdx , uIdx , vIdx , idxVertex , pCurCuboid ); |
---|
| 509 | assert( ( ( rCuboid.P[idxVertex].Y - sPred.Y ) >> nResQuanBit << nResQuanBit ) == rCuboid.P[idxVertex].Y - sPred.Y ); |
---|
| 510 | assert( ( ( rCuboid.P[idxVertex].U - sPred.U ) >> nResQuanBit << nResQuanBit ) == rCuboid.P[idxVertex].U - sPred.U ); |
---|
| 511 | assert( ( ( rCuboid.P[idxVertex].V - sPred.V ) >> nResQuanBit << nResQuanBit ) == rCuboid.P[idxVertex].V - sPred.V ); |
---|
| 512 | } |
---|
| 513 | } |
---|
| 514 | } |
---|
| 515 | } |
---|
| 516 | } |
---|
| 517 | |
---|
| 518 | return( dErrorLuma + dErrorChroma ); |
---|
| 519 | } |
---|
| 520 | |
---|
| 521 | Void TEnc3DAsymLUT::xxCollectData( TComPic * pCurPic , UInt refLayerIdc ) |
---|
| 522 | { |
---|
[1029] | 523 | Pel * pSrcY = m_pDsOrigPic->getAddr(COMPONENT_Y); |
---|
| 524 | Pel * pSrcU = m_pDsOrigPic->getAddr(COMPONENT_Cb); |
---|
| 525 | Pel * pSrcV = m_pDsOrigPic->getAddr(COMPONENT_Cr); |
---|
| 526 | Int nStrideSrcY = m_pDsOrigPic->getStride(COMPONENT_Y); |
---|
| 527 | Int nStrideSrcC = m_pDsOrigPic->getStride(COMPONENT_Cb); |
---|
[677] | 528 | TComPicYuv *pRecPic = pCurPic->getSlice(pCurPic->getCurrSliceIdx())->getBaseColPic(refLayerIdc)->getPicYuvRec(); |
---|
[1029] | 529 | Pel * pIRLY = pRecPic->getAddr(COMPONENT_Y); |
---|
| 530 | Pel * pIRLU = pRecPic->getAddr(COMPONENT_Cb); |
---|
| 531 | Pel * pIRLV = pRecPic->getAddr(COMPONENT_Cr); |
---|
| 532 | Int nStrideILRY = pRecPic->getStride(COMPONENT_Y); |
---|
| 533 | Int nStrideILRC = pRecPic->getStride(COMPONENT_Cb); |
---|
[877] | 534 | #if R0179_ENC_OPT_3DLUT_SIZE |
---|
| 535 | xReset3DArray( m_pColorInfo , getMaxYSize() , getMaxCSize() , getMaxCSize() ); |
---|
| 536 | xReset3DArray( m_pColorInfoC , getMaxYSize() , getMaxCSize() , getMaxCSize() ); |
---|
| 537 | #else |
---|
[677] | 538 | xReset3DArray( m_pColorInfo , xGetYSize() , xGetUSize() , xGetVSize() ); |
---|
| 539 | xReset3DArray( m_pColorInfoC , xGetYSize() , xGetUSize() , xGetVSize() ); |
---|
[877] | 540 | #endif |
---|
[677] | 541 | |
---|
| 542 | //alignment padding |
---|
[815] | 543 | pRecPic->setBorderExtension( false ); |
---|
| 544 | pRecPic->extendPicBorder(); |
---|
[677] | 545 | |
---|
[815] | 546 | TComSlice * pSlice = pCurPic->getSlice(pCurPic->getCurrSliceIdx()); |
---|
| 547 | UInt refLayerId = pSlice->getVPS()->getRefLayerId(pSlice->getLayerId(), refLayerIdc); |
---|
[1235] | 548 | Window scalEL = pSlice->getPPS()->getScaledRefLayerWindowForLayer(refLayerId); |
---|
[815] | 549 | TComPicYuv *pcRecPicBL = pSlice->getBaseColPic(refLayerIdc)->getPicYuvRec(); |
---|
| 550 | // borders of down-sampled picture |
---|
| 551 | Int leftDS = (scalEL.getWindowLeftOffset()*g_posScalingFactor[refLayerIdc][0]+(1<<15))>>16; |
---|
[1029] | 552 | Int rightDS = pcRecPicBL->getWidth(COMPONENT_Y) - 1 + (((scalEL.getWindowRightOffset())*g_posScalingFactor[refLayerIdc][0]+(1<<15))>>16); |
---|
[815] | 553 | Int topDS = (((scalEL.getWindowTopOffset())*g_posScalingFactor[refLayerIdc][1]+(1<<15))>>16); |
---|
[1029] | 554 | Int bottomDS = pcRecPicBL->getHeight(COMPONENT_Y) - 1 + (((scalEL.getWindowBottomOffset())*g_posScalingFactor[refLayerIdc][1]+(1<<15))>>16); |
---|
[815] | 555 | // overlapped region |
---|
| 556 | Int left = max( 0 , leftDS ); |
---|
[1029] | 557 | Int right = min( pcRecPicBL->getWidth(COMPONENT_Y) - 1 , rightDS ); |
---|
[815] | 558 | Int top = max( 0 , topDS ); |
---|
[1029] | 559 | Int bottom = min( pcRecPicBL->getHeight(COMPONENT_Y) - 1 , bottomDS ); |
---|
[815] | 560 | // since we do data collection only for overlapped region, the border extension is good enough |
---|
[677] | 561 | |
---|
[825] | 562 | m_dSumU = m_dSumV = 0; |
---|
| 563 | m_nNChroma = 0; |
---|
[1214] | 564 | |
---|
[815] | 565 | for( Int i = top ; i <= bottom ; i++ ) |
---|
[677] | 566 | { |
---|
[815] | 567 | Int iDS = i-topDS; |
---|
| 568 | Int jDS = left-leftDS; |
---|
| 569 | Int posSrcY = iDS * nStrideSrcY + jDS; |
---|
| 570 | Int posIRLY = i * nStrideILRY + left; |
---|
| 571 | Int posSrcUV = ( iDS >> 1 ) * nStrideSrcC + (jDS>>1); |
---|
| 572 | Int posIRLUV = ( i >> 1 ) * nStrideILRC + (left>>1); |
---|
| 573 | for( Int j = left ; j <= right ; j++ , posSrcY++ , posIRLY++ , posSrcUV += !( j & 0x01 ) , posIRLUV += !( j & 0x01 ) ) |
---|
[677] | 574 | { |
---|
| 575 | Int Y = pSrcY[posSrcY]; |
---|
| 576 | Int y = pIRLY[posIRLY]; |
---|
| 577 | Int U = pSrcU[posSrcUV]; |
---|
| 578 | Int u = pIRLU[posIRLUV]; |
---|
| 579 | Int V = pSrcV[posSrcUV]; |
---|
| 580 | Int v = pIRLV[posIRLUV]; |
---|
| 581 | |
---|
| 582 | // alignment |
---|
| 583 | //filtering u, v for luma; |
---|
| 584 | Int posIRLUVN = posIRLUV + ((i&1)? nStrideILRC : -nStrideILRC); |
---|
| 585 | if((j&1)) |
---|
| 586 | { |
---|
| 587 | u = (pIRLU[posIRLUVN] + pIRLU[posIRLUVN+1] +(u + pIRLU[posIRLUV+1])*3 +4)>>3; |
---|
| 588 | v = (pIRLV[posIRLUVN] + pIRLV[posIRLUVN+1] +(v + pIRLV[posIRLUV+1])*3 +4)>>3; |
---|
| 589 | } |
---|
| 590 | else |
---|
| 591 | { |
---|
| 592 | u = (pIRLU[posIRLUVN] +u*3 +2)>>2; |
---|
| 593 | v = (pIRLV[posIRLUVN] +v*3 +2)>>2; |
---|
| 594 | } |
---|
| 595 | |
---|
[825] | 596 | m_dSumU += u; |
---|
| 597 | m_dSumV += v; |
---|
| 598 | m_nNChroma++; |
---|
[1214] | 599 | |
---|
[677] | 600 | SColorInfo sColorInfo; |
---|
[825] | 601 | SColorInfo & rCuboidColorInfo = m_pColorInfo[xGetYIdx(y)][xGetUIdx(u)][xGetVIdx(v)]; |
---|
[1214] | 602 | |
---|
[677] | 603 | memset(&sColorInfo, 0, sizeof(SColorInfo)); |
---|
[1214] | 604 | |
---|
[677] | 605 | sColorInfo.Ys = Y; |
---|
| 606 | sColorInfo.ys = y; |
---|
| 607 | sColorInfo.us = u; |
---|
| 608 | sColorInfo.vs = v; |
---|
| 609 | sColorInfo.Yy = Y * y; |
---|
| 610 | sColorInfo.Yu = Y * u; |
---|
| 611 | sColorInfo.Yv = Y * v; |
---|
| 612 | sColorInfo.yy = y * y; |
---|
| 613 | sColorInfo.yu = y * u; |
---|
| 614 | sColorInfo.yv = y * v; |
---|
| 615 | sColorInfo.uu = u * u; |
---|
| 616 | sColorInfo.uv = u * v; |
---|
| 617 | sColorInfo.vv = v * v; |
---|
| 618 | sColorInfo.YY = Y * Y; |
---|
| 619 | sColorInfo.N = 1; |
---|
| 620 | |
---|
| 621 | rCuboidColorInfo += sColorInfo; |
---|
| 622 | |
---|
| 623 | if(!((i&1) || (j&1))) |
---|
| 624 | { |
---|
| 625 | // alignment |
---|
| 626 | y = (pIRLY[posIRLY] + pIRLY[posIRLY+nStrideILRY] + 1)>>1; |
---|
| 627 | |
---|
| 628 | u = pIRLU[posIRLUV]; |
---|
| 629 | v = pIRLV[posIRLUV]; |
---|
[1214] | 630 | |
---|
[825] | 631 | SColorInfo & rCuboidColorInfoC = m_pColorInfoC[xGetYIdx(y)][xGetUIdx(u)][xGetVIdx(v)]; |
---|
[1214] | 632 | |
---|
[677] | 633 | sColorInfo.Us = U; |
---|
| 634 | sColorInfo.Vs = V; |
---|
| 635 | sColorInfo.ys = y; |
---|
| 636 | sColorInfo.us = u; |
---|
| 637 | sColorInfo.vs = v; |
---|
| 638 | |
---|
| 639 | sColorInfo.Uy = U * y; |
---|
| 640 | sColorInfo.Uu = U * u; |
---|
| 641 | sColorInfo.Uv = U * v; |
---|
| 642 | sColorInfo.Vy = V * y; |
---|
| 643 | sColorInfo.Vu = V * u; |
---|
| 644 | sColorInfo.Vv = V * v; |
---|
| 645 | sColorInfo.yy = y * y; |
---|
| 646 | sColorInfo.yu = y * u; |
---|
| 647 | sColorInfo.yv = y * v; |
---|
| 648 | sColorInfo.uu = u * u; |
---|
| 649 | sColorInfo.uv = u * v; |
---|
| 650 | sColorInfo.vv = v * v; |
---|
| 651 | sColorInfo.UU = U * U; |
---|
| 652 | sColorInfo.VV = V * V; |
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| 653 | sColorInfo.N = 1; |
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| 654 | |
---|
| 655 | rCuboidColorInfoC += sColorInfo; |
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| 656 | } |
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| 657 | } |
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| 658 | } |
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| 659 | } |
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| 660 | |
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| 661 | Void TEnc3DAsymLUT::xxDerivePartNumLog2( TComSlice * pSlice , TEncCfg * pcCfg , Int & rOctantDepth , Int & rYPartNumLog2 , Bool bSignalPPS , Bool bElRapSliceTypeB ) |
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| 662 | { |
---|
| 663 | Int nPartNumLog2 = 4; |
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| 664 | if( pSlice->getBaseColPic( pSlice->getInterLayerPredLayerIdc( 0 ) )->getSlice( 0 )->isIntra() ) |
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[684] | 665 | { |
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[677] | 666 | nPartNumLog2 = xGetMaxPartNumLog2(); |
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[684] | 667 | } |
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[1214] | 668 | |
---|
[825] | 669 | if( m_nAccuFrameBit && pSlice->getPPS()->getCGSFlag() ) |
---|
[677] | 670 | { |
---|
[825] | 671 | Double dBitCost = 1.0 * m_nAccuFrameCGSBit / m_nAccuFrameBit; |
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| 672 | nPartNumLog2 = m_nPrevFrameCGSPartNumLog2; |
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[1214] | 673 | |
---|
[677] | 674 | Double dBitCostT = 0.03; |
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| 675 | if( dBitCost < dBitCostT / 6.0 ) |
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| 676 | { |
---|
| 677 | nPartNumLog2++; |
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| 678 | } |
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| 679 | else if( dBitCost >= dBitCostT ) |
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| 680 | { |
---|
| 681 | nPartNumLog2--; |
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| 682 | } |
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| 683 | } |
---|
[1214] | 684 | |
---|
[825] | 685 | nPartNumLog2 = Clip3( 0 , xGetMaxPartNumLog2() , nPartNumLog2 ); |
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[677] | 686 | xxMapPartNum2DepthYPart( nPartNumLog2 , rOctantDepth , rYPartNumLog2 ); |
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| 687 | } |
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| 688 | |
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| 689 | Void TEnc3DAsymLUT::xxMapPartNum2DepthYPart( Int nPartNumLog2 , Int & rOctantDepth , Int & rYPartNumLog2 ) |
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| 690 | { |
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| 691 | for( Int y = getMaxYPartNumLog2() ; y >= 0 ; y-- ) |
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| 692 | { |
---|
| 693 | for( Int depth = ( nPartNumLog2 - y ) >> 1 ; depth >= 0 ; depth-- ) |
---|
| 694 | { |
---|
| 695 | if( y + 3 * depth == nPartNumLog2 ) |
---|
| 696 | { |
---|
| 697 | rOctantDepth = depth; |
---|
| 698 | rYPartNumLog2 = y; |
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| 699 | return; |
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| 700 | } |
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| 701 | } |
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| 702 | } |
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| 703 | rOctantDepth = min( getMaxOctantDepth() , nPartNumLog2 / 3 ); |
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| 704 | rYPartNumLog2 = min( getMaxYPartNumLog2() , nPartNumLog2 - 3 * rOctantDepth ); |
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| 705 | } |
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| 706 | |
---|
| 707 | Void TEnc3DAsymLUT::updatePicCGSBits( TComSlice * pcSlice , Int nPPSBit ) |
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| 708 | { |
---|
| 709 | for( Int i = 0; i < pcSlice->getActiveNumILRRefIdx(); i++ ) |
---|
| 710 | { |
---|
| 711 | UInt refLayerIdc = pcSlice->getInterLayerPredLayerIdc(i); |
---|
[825] | 712 | m_nAccuFrameBit += pcSlice->getPic()->getFrameBit() + pcSlice->getBaseColPic(refLayerIdc)->getFrameBit(); |
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[677] | 713 | m_dTotalFrameBit += pcSlice->getPic()->getFrameBit() + pcSlice->getBaseColPic(refLayerIdc)->getFrameBit(); |
---|
| 714 | } |
---|
[1214] | 715 | |
---|
[825] | 716 | m_nAccuFrameCGSBit += nPPSBit; |
---|
[677] | 717 | m_nTotalCGSBit += nPPSBit; |
---|
[825] | 718 | m_nPrevFrameCGSPartNumLog2 = getCurOctantDepth() * 3 + getCurYPartNumLog2(); |
---|
[1214] | 719 | |
---|
[877] | 720 | #if R0179_ENC_OPT_3DLUT_SIZE |
---|
| 721 | Int nCurELFrameBit = pcSlice->getPic()->getFrameBit(); |
---|
| 722 | const Int nSliceType = pcSlice->getSliceType(); |
---|
| 723 | const Int nSliceTempLevel = pcSlice->getDepth(); |
---|
| 724 | m_nPrevELFrameBit[nSliceType][nSliceTempLevel] = m_nPrevELFrameBit[nSliceType][nSliceTempLevel] == 0 ? nCurELFrameBit:((m_nPrevELFrameBit[nSliceType][nSliceTempLevel]+nCurELFrameBit)>>1); |
---|
| 725 | #endif |
---|
[677] | 726 | } |
---|
| 727 | |
---|
[877] | 728 | #if R0179_ENC_OPT_3DLUT_SIZE |
---|
| 729 | |
---|
| 730 | Void TEnc3DAsymLUT::xxGetAllLutSizes(TComSlice *pSlice) |
---|
| 731 | { |
---|
| 732 | Int iMaxYPartNumLog2, iMaxCPartNumLog2; |
---|
| 733 | Int iCurYPartNumLog2, iCurCPartNumLog2; |
---|
| 734 | Int iMaxAddYPartNumLog2; |
---|
| 735 | Int iNumELFrameBits = m_nPrevELFrameBit[pSlice->getSliceType()][pSlice->getDepth()]; |
---|
| 736 | |
---|
| 737 | xxMapPartNum2DepthYPart( xGetMaxPartNumLog2() , iMaxCPartNumLog2 , iMaxYPartNumLog2 ); |
---|
| 738 | iMaxAddYPartNumLog2 = iMaxYPartNumLog2; |
---|
| 739 | iMaxYPartNumLog2 += iMaxCPartNumLog2; |
---|
| 740 | |
---|
| 741 | //m_sLutSizes[0].iYPartNumLog2 = iMaxYPartNumLog2; |
---|
| 742 | //m_sLutSizes[0].iCPartNumLog2 = iMaxCPartNumLog2; |
---|
| 743 | m_nTotalLutSizes = 0; |
---|
| 744 | |
---|
| 745 | |
---|
| 746 | for(iCurYPartNumLog2 = iMaxYPartNumLog2; iCurYPartNumLog2 >= 0; iCurYPartNumLog2--) |
---|
| 747 | { |
---|
| 748 | for(iCurCPartNumLog2 = iMaxCPartNumLog2; iCurCPartNumLog2 >= 0; iCurCPartNumLog2--) |
---|
| 749 | { |
---|
| 750 | // try more sizes |
---|
| 751 | if(iCurCPartNumLog2 <= iCurYPartNumLog2 && |
---|
| 752 | (m_nNumLUTBits[iCurYPartNumLog2][iCurCPartNumLog2] < (iNumELFrameBits>>1)) && |
---|
| 753 | m_nTotalLutSizes < MAX_NUM_LUT_SIZES) |
---|
| 754 | { |
---|
| 755 | m_sLutSizes[m_nTotalLutSizes].iYPartNumLog2 = iCurYPartNumLog2; |
---|
| 756 | m_sLutSizes[m_nTotalLutSizes].iCPartNumLog2 = iCurCPartNumLog2; |
---|
| 757 | m_nTotalLutSizes ++; |
---|
| 758 | } |
---|
| 759 | } |
---|
| 760 | } |
---|
| 761 | |
---|
| 762 | } |
---|
| 763 | |
---|
| 764 | Void TEnc3DAsymLUT::xxCopyColorInfo( SColorInfo *** dst, SColorInfo *** src , SColorInfo *** dstC, SColorInfo *** srcC ) |
---|
| 765 | { |
---|
| 766 | Int yIdx, uIdx, vIdx; |
---|
| 767 | |
---|
| 768 | // copy from pColorInfo to pMaxColorInfo |
---|
| 769 | for(yIdx = 0; yIdx < xGetYSize(); yIdx++) |
---|
| 770 | { |
---|
| 771 | for(uIdx = 0; uIdx < xGetUSize(); uIdx++) |
---|
| 772 | { |
---|
| 773 | for(vIdx = 0; vIdx < xGetVSize(); vIdx++) |
---|
| 774 | { |
---|
| 775 | dst [yIdx][uIdx][vIdx] = src [yIdx][uIdx][vIdx]; |
---|
| 776 | dstC[yIdx][uIdx][vIdx] = srcC[yIdx][uIdx][vIdx]; |
---|
| 777 | } |
---|
| 778 | } |
---|
| 779 | } |
---|
| 780 | } |
---|
| 781 | |
---|
| 782 | Void TEnc3DAsymLUT::xxAddColorInfo( Int yIdx, Int uIdx, Int vIdx, Int iYDiffLog2, Int iCDiffLog2 ) |
---|
| 783 | { |
---|
| 784 | SColorInfo & rCuboidColorInfo = m_pColorInfo [yIdx][uIdx][vIdx]; |
---|
| 785 | SColorInfo & rCuboidColorInfoC = m_pColorInfoC[yIdx][uIdx][vIdx]; |
---|
| 786 | |
---|
| 787 | for( Int i = 0; i < (1<<iYDiffLog2); i++) |
---|
| 788 | { |
---|
| 789 | for (Int j = 0; j < (1<<iCDiffLog2); j++) |
---|
| 790 | { |
---|
| 791 | for(Int k = 0; k < (1<<iCDiffLog2); k++) |
---|
| 792 | { |
---|
| 793 | rCuboidColorInfo += m_pMaxColorInfo [(yIdx<<iYDiffLog2)+i][(uIdx<<iCDiffLog2)+j][(vIdx<<iCDiffLog2)+k]; |
---|
| 794 | rCuboidColorInfoC += m_pMaxColorInfoC[(yIdx<<iYDiffLog2)+i][(uIdx<<iCDiffLog2)+j][(vIdx<<iCDiffLog2)+k]; |
---|
| 795 | } |
---|
| 796 | } |
---|
| 797 | } |
---|
| 798 | } |
---|
| 799 | |
---|
| 800 | Void TEnc3DAsymLUT::xxConsolidateData( SLUTSize *pCurLUTSize, SLUTSize *pMaxLUTSize ) |
---|
| 801 | { |
---|
| 802 | Int yIdx, uIdx, vIdx; |
---|
| 803 | Int iYDiffLog2, iCDiffLog2; |
---|
| 804 | Int nYSize = 1<< pMaxLUTSize->iYPartNumLog2; |
---|
| 805 | Int nCSize = 1<< pMaxLUTSize->iCPartNumLog2; |
---|
| 806 | |
---|
| 807 | iYDiffLog2 = pMaxLUTSize->iYPartNumLog2-pCurLUTSize->iYPartNumLog2; |
---|
| 808 | iCDiffLog2 = pMaxLUTSize->iCPartNumLog2-pCurLUTSize->iCPartNumLog2; |
---|
| 809 | |
---|
| 810 | //assert(pMaxLUTSize->iCPartNumLog2 >= pCurLUTSize->iCPartNumLog2 && pMaxLUTSize->iYPartNumLog2 >= pCurLUTSize->iYPartNumLog2); |
---|
| 811 | if (iYDiffLog2 == 0 && iCDiffLog2 == 0) // shouldn't have to do anything |
---|
| 812 | { |
---|
| 813 | xxCopyColorInfo(m_pColorInfo, m_pMaxColorInfo, m_pColorInfoC, m_pMaxColorInfoC); |
---|
| 814 | return; |
---|
| 815 | } |
---|
| 816 | |
---|
| 817 | xReset3DArray( m_pColorInfo , 1<<pMaxLUTSize->iYPartNumLog2, 1<<pMaxLUTSize->iCPartNumLog2, 1<<pMaxLUTSize->iCPartNumLog2 ); |
---|
| 818 | xReset3DArray( m_pColorInfoC , 1<<pMaxLUTSize->iYPartNumLog2, 1<<pMaxLUTSize->iCPartNumLog2, 1<<pMaxLUTSize->iCPartNumLog2 ); |
---|
| 819 | |
---|
| 820 | for(yIdx = 0; yIdx < nYSize; yIdx++) |
---|
| 821 | { |
---|
| 822 | for(uIdx = 0; uIdx < nCSize; uIdx++) |
---|
| 823 | { |
---|
| 824 | for(vIdx = 0; vIdx < nCSize; vIdx++) |
---|
| 825 | { |
---|
| 826 | const SColorInfo & rCuboidSrc = m_pMaxColorInfo [yIdx][uIdx][vIdx]; |
---|
| 827 | const SColorInfo & rCuboidSrcC = m_pMaxColorInfoC[yIdx][uIdx][vIdx]; |
---|
| 828 | |
---|
| 829 | Int yIdx2, uIdx2, vIdx2; |
---|
| 830 | yIdx2 = yIdx>>iYDiffLog2; |
---|
| 831 | uIdx2 = uIdx>>iCDiffLog2; |
---|
| 832 | vIdx2 = vIdx>>iCDiffLog2; |
---|
| 833 | |
---|
| 834 | m_pColorInfo [yIdx2][uIdx2][vIdx2] += rCuboidSrc; |
---|
| 835 | m_pColorInfoC[yIdx2][uIdx2][vIdx2] += rCuboidSrcC; |
---|
| 836 | } |
---|
| 837 | } |
---|
| 838 | } |
---|
| 839 | } |
---|
| 840 | |
---|
| 841 | Void TEnc3DAsymLUT::update3DAsymLUTParam( TEnc3DAsymLUT * pSrc ) |
---|
| 842 | { |
---|
| 843 | assert( pSrc->getMaxOctantDepth() == getMaxOctantDepth() && pSrc->getMaxYPartNumLog2() == getMaxYPartNumLog2() ); |
---|
[1214] | 844 | xUpdatePartitioning( pSrc->getCurOctantDepth(), pSrc->getCurYPartNumLog2(), pSrc->getAdaptChromaThresholdU(), pSrc->getAdaptChromaThresholdV() ); |
---|
[877] | 845 | setResQuantBit( pSrc->getResQuantBit() ); |
---|
| 846 | } |
---|
| 847 | #endif |
---|
| 848 | #endif |
---|