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) 2010-2011, 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 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 | |
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35 | |
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36 | /** \file TComTrQuant.h |
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37 | \brief transform and quantization class (header) |
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38 | */ |
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39 | |
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40 | #ifndef __TCOMTRQUANT__ |
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41 | #define __TCOMTRQUANT__ |
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42 | |
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43 | #include "CommonDef.h" |
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44 | #include "TComYuv.h" |
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45 | #include "TComDataCU.h" |
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46 | |
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47 | // ==================================================================================================================== |
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48 | // Constants |
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49 | // ==================================================================================================================== |
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50 | |
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51 | #define QP_BITS 15 |
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52 | |
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53 | // AQO Parameter |
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54 | #define QOFFSET_BITS 15 |
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55 | #define QOFFSET_BITS_LTR 9 |
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56 | |
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57 | // LTR Butterfly Paramter |
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58 | #define ECore16Shift 10 |
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59 | #define DCore16Shift 10 |
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60 | #define ECore32Shift 10 |
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61 | #define DCore32Shift 10 |
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62 | |
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63 | #define DenShift16 6 |
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64 | #define DenShift32 8 |
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65 | |
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66 | // ==================================================================================================================== |
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67 | // Type definition |
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68 | // ==================================================================================================================== |
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69 | |
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70 | typedef struct |
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71 | { |
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72 | Int significantBits[16][2]; |
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73 | #if PCP_SIGMAP_SIMPLE_LAST |
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74 | Int lastXBits[32]; |
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75 | Int lastYBits[32]; |
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76 | #else |
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77 | Int lastBits[16][2]; |
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78 | #endif |
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79 | Int greaterOneBits[6][2][5][2]; |
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80 | Int blockCbpBits[45][2]; |
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81 | Int blockRootCbpBits[4][2]; |
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82 | Int scanZigzag[2]; ///< flag for zigzag scan |
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83 | Int scanNonZigzag[2]; ///< flag for non zigzag scan |
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84 | } estBitsSbacStruct; |
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85 | |
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86 | #if QC_MOD_LCEC_RDOQ |
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87 | typedef struct |
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88 | { |
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89 | Int level[4]; |
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90 | Int pre_level; |
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91 | Int coeff_ctr; |
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92 | Long levelDouble; |
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93 | Double errLevel[4]; |
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94 | Int noLevels; |
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95 | Long levelQ; |
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96 | Bool lowerInt; |
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97 | UInt quantInd; |
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98 | } levelDataStruct; |
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99 | |
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100 | typedef struct |
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101 | { |
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102 | Int run; |
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103 | Int maxrun; |
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104 | Int nextLev; |
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105 | Int nexLevelVal; |
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106 | } quantLevelStruct; |
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107 | #endif |
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108 | |
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109 | |
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110 | |
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111 | class TEncCavlc; |
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112 | |
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113 | // ==================================================================================================================== |
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114 | // Class definition |
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115 | // ==================================================================================================================== |
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116 | |
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117 | /// QP class |
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118 | class QpParam |
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119 | { |
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120 | public: |
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121 | QpParam(); |
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122 | |
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123 | Int m_iQP; |
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124 | Int m_iPer; |
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125 | Int m_iRem; |
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126 | |
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127 | Int m_iAdd2x2; |
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128 | Int m_iAdd4x4; |
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129 | Int m_iAdd8x8; |
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130 | Int m_iAdd16x16; |
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131 | Int m_iAdd32x32; |
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132 | private: |
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133 | Int m_aiAdd2x2[MAX_QP+1][3]; |
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134 | Int m_aiAdd4x4[MAX_QP+1][3]; |
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135 | Int m_aiAdd8x8[MAX_QP+1][3]; |
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136 | Int m_aiAdd16x16[MAX_QP+1][3]; |
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137 | Int m_aiAdd32x32[MAX_QP+1][3]; |
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138 | public: |
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139 | Int m_iBits; |
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140 | |
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141 | Void initOffsetParam(Int iStartQP = MIN_QP, Int iEndQP = MAX_QP ); |
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142 | Void setQOffset( Int iQP, SliceType eSliceType ) |
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143 | { |
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144 | m_iAdd2x2 = m_aiAdd2x2[iQP][eSliceType]; |
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145 | m_iAdd4x4 = m_aiAdd4x4[iQP][eSliceType]; |
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146 | m_iAdd8x8 = m_aiAdd8x8[iQP][eSliceType]; |
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147 | m_iAdd16x16 = m_aiAdd16x16[iQP][eSliceType]; |
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148 | m_iAdd32x32 = m_aiAdd32x32[iQP][eSliceType]; |
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149 | } |
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150 | |
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151 | Void setQpParam( Int iQP, Bool bLowpass, SliceType eSliceType, Bool bEnc ) |
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152 | { |
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153 | assert ( iQP >= MIN_QP && iQP <= MAX_QP ); |
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154 | m_iQP = iQP; |
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155 | |
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156 | m_iPer = (iQP + 6*g_uiBitIncrement)/6; |
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157 | #if FULL_NBIT |
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158 | m_iPer += g_uiBitDepth - 8; |
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159 | #endif |
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160 | m_iRem = (iQP + 6*g_uiBitIncrement)%6; |
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161 | |
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162 | m_iBits = QP_BITS + m_iPer; |
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163 | |
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164 | if ( bEnc ) |
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165 | { |
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166 | setQOffset(iQP, eSliceType); |
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167 | } |
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168 | } |
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169 | |
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170 | Void clear() |
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171 | { |
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172 | m_iQP = 0; |
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173 | m_iPer = 0; |
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174 | m_iRem = 0; |
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175 | m_iBits = 0; |
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176 | } |
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177 | |
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178 | |
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179 | const Int per() const { return m_iPer; } |
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180 | const Int rem() const { return m_iRem; } |
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181 | const Int bits() const { return m_iBits; } |
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182 | |
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183 | Int qp() {return m_iQP;} |
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184 | }; // END CLASS DEFINITION QpParam |
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185 | |
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186 | /// transform and quantization class |
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187 | class TComTrQuant |
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188 | { |
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189 | public: |
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190 | TComTrQuant(); |
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191 | ~TComTrQuant(); |
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192 | |
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193 | // initialize class |
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194 | #if QC_MOD_LCEC |
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195 | Void init ( UInt uiMaxWidth, UInt uiMaxHeight, UInt uiMaxTrSize, Int iSymbolMode = 0, UInt *aTable4 = NULL, UInt *aTable8 = NULL, UInt *aTableLastPosVlcIndex=NULL, Bool bUseRDOQ = false, Bool bEnc = false ); |
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196 | #else |
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197 | Void init ( UInt uiMaxWidth, UInt uiMaxHeight, UInt uiMaxTrSize, Int iSymbolMode = 0, UInt *aTable4 = NULL, UInt *aTable8 = NULL, Bool bUseRDOQ = false, Bool bEnc = false ); |
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198 | #endif |
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199 | |
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200 | // transform & inverse transform functions |
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201 | Void transformNxN ( TComDataCU* pcCU, Pel* pcResidual, UInt uiStride, TCoeff*& rpcCoeff, UInt uiWidth, UInt uiHeight, |
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202 | UInt& uiAbsSum, TextType eTType, UInt uiAbsPartIdx ); |
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203 | #if INTRA_DST_TYPE_7 |
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204 | Void invtransformNxN (TextType eText, UInt uiMode,Pel*& rpcResidual, UInt uiStride, TCoeff* pcCoeff, UInt uiWidth, UInt uiHeight); |
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205 | #else |
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206 | Void invtransformNxN ( Pel*& rpcResidual, UInt uiStride, TCoeff* pcCoeff, UInt uiWidth, UInt uiHeight ); |
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207 | #endif |
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208 | Void invRecurTransformNxN ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eTxt, Pel*& rpcResidual, UInt uiAddr, UInt uiStride, UInt uiWidth, UInt uiHeight, |
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209 | UInt uiMaxTrMode, UInt uiTrMode, TCoeff* rpcCoeff ); |
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210 | |
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211 | // Misc functions |
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212 | Void setQPforQuant( Int iQP, Bool bLowpass, SliceType eSliceType, TextType eTxtType); |
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213 | Void setLambda(Double dLambda) { m_dLambda = dLambda;} |
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214 | #if QC_MOD_LCEC_RDOQ |
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215 | Void setRDOQOffset ( UInt uiRDOQOffset ) { m_uiRDOQOffset = uiRDOQOffset; } |
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216 | #endif |
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217 | estBitsSbacStruct* m_pcEstBitsSbac; |
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218 | |
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219 | static UInt getSigCtxInc ( TCoeff* pcCoeff, |
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220 | const UInt uiPosX, |
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221 | const UInt uiPosY, |
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222 | const UInt uiLog2BlkSize, |
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223 | const UInt uiStride ); |
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224 | #if !PCP_SIGMAP_SIMPLE_LAST |
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225 | static UInt getLastCtxInc ( const UInt uiPosX, |
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226 | const UInt uiPosY, |
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227 | const UInt uiLog2BlkSize ); |
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228 | #endif |
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229 | protected: |
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230 | Long* m_plTempCoeff; |
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231 | UInt* m_puiQuantMtx; |
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232 | |
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233 | QpParam m_cQP; |
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234 | Double m_dLambda; |
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235 | #if QC_MOD_LCEC_RDOQ |
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236 | UInt m_uiRDOQOffset; |
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237 | #endif |
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238 | UInt m_uiMaxTrSize; |
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239 | Bool m_bEnc; |
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240 | Bool m_bUseRDOQ; |
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241 | |
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242 | UInt *m_uiLPTableE8; |
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243 | UInt *m_uiLPTableE4; |
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244 | Int m_iSymbolMode; |
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245 | #if QC_MOD_LCEC |
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246 | UInt *m_uiLastPosVlcIndex; |
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247 | #endif |
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248 | |
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249 | private: |
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250 | // forward Transform |
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251 | #if INTRA_DST_TYPE_7 |
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252 | Void xT ( UInt uiMode,Pel* pResidual, UInt uiStride, Long* plCoeff, Int iSize ); |
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253 | #else |
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254 | Void xT ( Pel* pResidual, UInt uiStride, Long* plCoeff, Int iSize ); |
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255 | #endif |
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256 | Void xT2 ( Pel* pResidual, UInt uiStride, Long* plCoeff ); |
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257 | Void xT4 ( Pel* pResidual, UInt uiStride, Long* plCoeff ); |
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258 | Void xT8 ( Pel* pResidual, UInt uiStride, Long* plCoeff ); |
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259 | Void xT16 ( Pel* pResidual, UInt uiStride, Long* plCoeff ); |
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260 | Void xT32 ( Pel* pResidual, UInt uiStride, Long* plCoeff ); |
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261 | |
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262 | // quantization |
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263 | Void xQuant ( TComDataCU* pcCU, Long* pSrc, TCoeff*& pDes, Int iWidth, Int iHeight, UInt& uiAcSum, TextType eTType, UInt uiAbsPartIdx ); |
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264 | Void xQuantLTR ( TComDataCU* pcCU, Long* pSrc, TCoeff*& pDes, Int iWidth, Int iHeight, UInt& uiAcSum, TextType eTType, UInt uiAbsPartIdx ); |
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265 | Void xQuant2x2 ( Long* plSrcCoef, TCoeff*& pDstCoef, UInt& uiAbsSum ); |
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266 | Void xQuant4x4 ( TComDataCU* pcCU, Long* plSrcCoef, TCoeff*& pDstCoef, UInt& uiAbsSum, TextType eTType, UInt uiAbsPartIdx ); |
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267 | Void xQuant8x8 ( TComDataCU* pcCU, Long* plSrcCoef, TCoeff*& pDstCoef, UInt& uiAbsSum, TextType eTType, UInt uiAbsPartIdx ); |
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268 | |
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269 | |
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270 | // RDOQ functions |
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271 | |
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272 | #if QC_MOD_LCEC_RDOQ |
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273 | Int xCodeCoeffCountBitsLast(TCoeff* scoeff, levelDataStruct* levelData, Int nTab, UInt uiNoCoeff); |
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274 | UInt xCountVlcBits(UInt uiTableNumber, UInt uiCodeNumber); |
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275 | #if CAVLC_COEF_LRG_BLK |
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276 | Int bitCountRDOQ(Int coeff, Int pos, Int nTab, Int lastCoeffFlag,Int levelMode,Int run, Int maxrun, Int vlc_adaptive, Int N, |
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277 | UInt uiTr1, Int iSum_big_coef, Int iBlockType, TComDataCU* pcCU, const UInt **pLumaRunTr1); |
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278 | #else |
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279 | Int bitCountRDOQ(Int coeff, Int pos, Int nTab, Int lastCoeffFlag,Int levelMode,Int run, Int maxrun, Int vlc_adaptive, Int N, |
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280 | UInt uiTr1, Int iSum_big_coef, Int iBlockType, TComDataCU* pcCU); |
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281 | #endif |
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282 | #else |
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283 | #if QC_MOD_LCEC |
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284 | Int bitCount_LCEC(Int k,Int pos,Int nTab, Int lpflag,Int levelMode,Int run, Int maxrun, Int vlc_adaptive, Int N, UInt uiTr1); |
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285 | #else |
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286 | Int bitCount_LCEC(Int k,Int pos,Int n,Int lpflag,Int levelMode,Int run,Int maxrun,Int vlc_adaptive,Int N); |
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287 | #endif |
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288 | #endif |
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289 | #if QC_MDCS |
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290 | UInt getCurrLineNum(UInt uiScanIdx, UInt uiPosX, UInt uiPosY); |
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291 | #endif |
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292 | Void xRateDistOptQuant_LCEC ( TComDataCU* pcCU, |
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293 | Long* plSrcCoeff, |
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294 | TCoeff*& piDstCoeff, |
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295 | UInt uiWidth, |
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296 | UInt uiHeight, |
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297 | UInt& uiAbsSum, |
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298 | TextType eTType, |
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299 | UInt uiAbsPartIdx ); |
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300 | |
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301 | Void xRateDistOptQuant ( TComDataCU* pcCU, |
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302 | Long* plSrcCoeff, |
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303 | TCoeff*& piDstCoeff, |
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304 | UInt uiWidth, |
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305 | UInt uiHeight, |
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306 | UInt& uiAbsSum, |
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307 | TextType eTType, |
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308 | UInt uiAbsPartIdx ); |
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309 | __inline UInt xGetCodedLevel ( Double& rd64UncodedCost, |
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310 | Double& rd64CodedCost, |
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311 | #if PCP_SIGMAP_SIMPLE_LAST |
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312 | Double& rd64CodedLastCost, |
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313 | UInt& ruiBestNonZeroLevel, |
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314 | Long lLevelDouble, |
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315 | UInt uiMaxAbsLevel, |
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316 | #else |
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317 | Long lLevelDouble, |
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318 | UInt uiMaxAbsLevel, |
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319 | bool bLastScanPos, |
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320 | #endif |
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321 | UShort ui16CtxNumSig, |
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322 | UShort ui16CtxNumOne, |
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323 | UShort ui16CtxNumAbs, |
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324 | #if E253 |
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325 | UShort ui16AbsGoRice, |
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326 | #endif |
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327 | Int iQBits, |
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328 | Double dTemp, |
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329 | UShort ui16CtxBase ) const; |
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330 | __inline Double xGetICRateCost ( UInt uiAbsLevel, |
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331 | #if !PCP_SIGMAP_SIMPLE_LAST |
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332 | Bool bLastScanPos, |
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333 | UShort ui16CtxNumSig, |
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334 | #endif |
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335 | UShort ui16CtxNumOne, |
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336 | UShort ui16CtxNumAbs, |
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337 | #if E253 |
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338 | UShort ui16AbsGoRice, |
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339 | #endif |
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340 | UShort ui16CtxBase ) const; |
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341 | #if PCP_SIGMAP_SIMPLE_LAST |
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342 | __inline Double xGetRateLast ( UInt uiPosX, |
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343 | UInt uiPosY ) const; |
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344 | __inline Double xGetRateSigCoef ( UShort uiSignificance, |
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345 | UShort ui16CtxNumSig ) const; |
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346 | #endif |
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347 | __inline Double xGetICost ( Double dRate ) const; |
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348 | __inline Double xGetIEPRate ( ) const; |
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349 | |
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350 | |
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351 | __inline Int xRound ( Int i ) { return ((i)+(1<<5))>>6; } |
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352 | __inline static Long xTrRound ( Long i, UInt uiShift ) { return ((i)>>uiShift); } |
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353 | |
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354 | // dequantization |
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355 | Void xDeQuant ( TCoeff* pSrc, Long*& pDes, Int iWidth, Int iHeight ); |
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356 | Void xDeQuantLTR ( TCoeff* pSrc, Long*& pDes, Int iWidth, Int iHeight ); |
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357 | Void xDeQuant2x2 ( TCoeff* pSrcCoef, Long*& rplDstCoef ); |
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358 | Void xDeQuant4x4 ( TCoeff* pSrcCoef, Long*& rplDstCoef ); |
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359 | Void xDeQuant8x8 ( TCoeff* pSrcCoef, Long*& rplDstCoef ); |
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360 | |
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361 | // inverse transform |
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362 | #if INTRA_DST_TYPE_7 |
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363 | Void xIT ( UInt uiMode, Long* plCoef, Pel* pResidual, UInt uiStride, Int iSize ); |
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364 | #else |
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365 | Void xIT ( Long* plCoef, Pel* pResidual, UInt uiStride, Int iSize ); |
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366 | #endif |
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367 | Void xIT2 ( Long* plCoef, Pel* pResidual, UInt uiStride ); |
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368 | Void xIT4 ( Long* plCoef, Pel* pResidual, UInt uiStride ); |
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369 | Void xIT8 ( Long* plCoef, Pel* pResidual, UInt uiStride ); |
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370 | Void xIT16 ( Long* plCoef, Pel* pResidual, UInt uiStride ); |
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371 | Void xIT32 ( Long* plCoef, Pel* pResidual, UInt uiStride ); |
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372 | |
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373 | |
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374 | };// END CLASS DEFINITION TComTrQuant |
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375 | |
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376 | |
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377 | #endif // __TCOMTRQUANT__ |
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378 | |
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