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 | #ifndef __TAPPCOMCAMPARA__ |
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37 | #define __TAPPCOMCAMPARA__ |
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38 | |
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39 | // Include files |
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40 | #include "../../Lib/TLibCommon/CommonDef.h" |
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41 | #include <vector> |
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42 | |
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43 | |
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44 | #define LOG10_VIEW_NUM_PREC 5 // Precision of view numbering |
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45 | #define VIEW_NUM_PREC pow( 10.0, (Int)LOG10_VIEW_NUM_PREC ) |
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46 | |
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47 | // ==================================================================================================================== |
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48 | // Class definition |
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49 | // ==================================================================================================================== |
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50 | |
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51 | class TAppComCamPara |
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52 | { |
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53 | private: |
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54 | // camera parameter data |
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55 | std::vector< std::vector<Double> > m_aadCameraParameters; ///< buffer for double values from file |
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56 | |
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57 | // miscellaneous variables |
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58 | Double m_dViewNumPrec; ///< factor for camera number to create integer representation |
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59 | Int m_iLog2Precision; ///< shift precision in LUT |
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60 | UInt m_uiInputBitDepth; ///< bit depth of input depth maps |
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61 | UInt m_uiBitDepthForLUT; ///< bit depth used for table look-up |
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62 | UInt m_uiFirstFrameId; ///< first frame id |
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63 | UInt m_uiLastFrameId; ///< last frame id |
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64 | UInt m_iCurrentFrameId; ///< currently set frame id |
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65 | |
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66 | Bool m_bSetupFromCoded; ///< setup from coded parameter file |
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67 | Bool m_bCamParsCodedPrecSet; ///< Coded Cam Para precision set for current frame; |
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68 | |
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69 | //SAIT_VSO_EST_A0033 |
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70 | Double m_dDispCoeff; |
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71 | |
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72 | // view lists |
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73 | std::vector<Int> m_aiViewsInCfgFile; ///< views for which parameters are specified in cfg file (from left to right) |
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74 | std::vector<Int> m_aiSynthViews; ///< View numbers of External ViewReferences |
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75 | std::vector<Int> m_aiRelSynthViewsNum; ///< Relative view numbers of External ViewReferences |
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76 | std::vector<Int> m_aiBaseViews; ///< View numbers of Base View References (in coding order) |
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77 | std::vector<Int> m_aiSortedBaseViews; ///< View numbers of Base View References (from left to right) |
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78 | std::vector<Int> m_aiBaseId2SortedId; ///< mapping from coding order to left-right order for base views |
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79 | std::vector<Int> m_aiBaseSortedId2Id; ///< mapping from left-right order to coding order for base views |
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80 | Int m_iNumberOfBaseViews; ///< number of base views |
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81 | Int m_iNumberOfSynthViews; ///< number of synthesized views |
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82 | |
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83 | // SPS and slice header related variables |
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84 | std::vector<Int> m_aiViewOrderIndex; ///< list of view order indices |
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85 | UInt m_uiCamParsCodedPrecision; ///< precision for coding of camera parameters (x: max error in disparity is 2^(-x) luma samples) |
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86 | Bool m_bCamParsVaryOverTime; ///< flag specifying whether camera parameters vary for given frame numbers |
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87 | Int** m_aaiCodedScale; ///< array of coded scaling parameters [RefView][TargetView] |
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88 | Int** m_aaiCodedOffset; ///< array of coded offset parameters [RefView][TargetView] |
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89 | Int** m_aaiScaleAndOffsetSet; ///< array indicating whether scale and offset have been set |
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90 | |
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91 | // scale and offset parameters |
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92 | Double*** m_adBaseViewShiftParameter; ///< ShiftParameters between BaseViews e.g. [2][1][0] shift scale from view 2 to view 1; [2][1][1] shift offset from view 2 to view 1 |
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93 | Int64 *** m_aiBaseViewShiftParameter; ///< ShiftParameters between BaseViews e.g. [2][1][0] shift scale from view 2 to view 1; [2][1][1] shift offset from view 2 to view 1 /* do we need 64 bit? */ |
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94 | Double*** m_adSynthViewShiftParameter; ///< ShiftParameters between BaseViews and ERViews e.g. [2][1][0] shift scale from base view 2 to er view 1; |
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95 | Int64 *** m_aiSynthViewShiftParameter; ///< ShiftParameters between BaseViews and ERViews e.g. [2][1][0] shift scale from base view 2 to er view 1; /* do we need 64 bit? */ |
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96 | |
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97 | // look-up tables |
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98 | Double**** m_adBaseViewShiftLUT; ///< Disparity LUT |
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99 | Int**** m_aiBaseViewShiftLUT; ///< Disparity LUT |
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100 | Double**** m_adSynthViewShiftLUT; ///< Disparity LUT |
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101 | Int**** m_aiSynthViewShiftLUT; ///< Disparity LUT |
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102 | |
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103 | protected: |
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104 | // create and delete arrays |
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105 | Void xCreateLUTs ( UInt uiNumberSourceViews, UInt uiNumberTargetViews, Double****& radLUT, Int****& raiLUT, Double***& radShiftParams, Int64***& raiShiftParams ); |
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106 | Void xCreate2dArray( UInt uiNum1Ids, UInt uiNum2Ids, Int**& raaiArray ); |
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107 | Void xInit2dArray ( UInt uiNum1Ids, UInt uiNum2Ids, Int**& raaiArray, Int iValue ); |
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108 | template<class T> Void xDeleteArray ( T*& rpt, UInt uiSize1, UInt uiSize2, UInt uiSize3 ); |
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109 | template<class T> Void xDeleteArray ( T*& rpt, UInt uiSize1, UInt uiSize2 ); |
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110 | template<class T> Void xDeleteArray ( T*& rpt, UInt uiSize ); |
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111 | |
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112 | // functions for reading, initialization, sorting, getting data, etc. |
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113 | Void xReadCameraParameterFile ( Char* pchCfgFileName ); |
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114 | Bool xGetCameraDataRow ( Int iView, UInt uiFrame, UInt& ruiFoundLine ); |
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115 | |
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116 | Void xGetSortedViewList ( const std::vector<Int>& raiViews, std::vector<Int>& raiSortedViews, std::vector<Int>& raiId2SortedId, std::vector<Int>& raiSortedId2Id ); |
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117 | Void xGetViewOrderIndices ( const std::vector<Int>& raiId2SortedId, std::vector<Int>& raiVOIdx ); |
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118 | Bool xGetCamParsChangeFlag (); |
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119 | Int xGetBaseViewId ( Int iBaseView ); |
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120 | Int xGetViewId ( std::vector<Int> aiViewList, Int iBaseView ); |
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121 | |
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122 | Bool xGetLeftRightView ( Int iView, std::vector<Int> aiSortedViews, Int& riLeftView, Int& riRightView, Int& riLeftSortedViewIdx, Int& riRightSortedViewIdx ); |
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123 | Void xGetPrevAndNextBaseView ( Int iSourceViewNum, Int iTargetViewNum, Int& riPrevBaseViewNum, Int& riNextBaseViewNum ); |
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124 | Void xGetZNearZFar ( Int iView, UInt uiFrame, Double& rdZNear, Double& rdZFar ); |
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125 | Void xGetGeometryData ( Int dView, UInt uiFrame, Double& rdFocalLength, Double& rdPosition, Double& rdCameraShift, Bool& rbInterpolated ); |
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126 | Void xSetupBaseViewsFromCoded (); |
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127 | Void xSetupBaseViews ( Char* pchBaseViewNumbers, UInt uiNumBaseViews ); |
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128 | |
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129 | // functions for getting and setting scales and offsets |
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130 | Bool xGetShiftParameterReal ( UInt uiSourceView, UInt uiTargetView, UInt uiFrame, Bool bExternal, Bool bByIdx, Double& rdScale, Double& rdOffset ); |
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131 | Void xGetShiftParameterCoded ( UInt uiSourceView, UInt uiTargetView, UInt uiFrame, Bool bByIdx, Int& riScale, Int& riOffset ); |
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132 | Void xGetShiftParameterInt ( UInt uiSourceView, UInt uiTargetView, UInt uiFrame, Bool bExternal, Bool bByIdx, Int64& riScale, Int64& riOffset ); |
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133 | Void xGetCodedCameraData ( UInt uiSourceView, UInt uiTargetView, Bool bByIdx, UInt uiFrame, Int& riScale, Int& riOffset, Int& riPrecision ); |
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134 | |
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135 | Void xSetCodedScaleOffset ( UInt uiFrame ); |
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136 | Void xSetShiftParametersAndLUT ( UInt uiNumViewDim1, UInt uiNumViewDim2, UInt uiFrame, Bool bExternalReference, Double****& radLUT, Int****& raiLUT, Double***& radShiftParams, Int64***& raiShiftParams ); |
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137 | Void xSetShiftParametersAndLUT ( UInt uiFrame ); |
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138 | |
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139 | // getting conversion parameters for disparity to virtual depth conversion |
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140 | Void xGetCameraShifts ( UInt uiSourceView, UInt uiTargetView, UInt uiFrame, Double& rdCamPosShift, Double& rdPicPosShift ); |
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141 | Void xSetPdmConversionParams (); |
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142 | |
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143 | public: |
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144 | // constructor and destructor |
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145 | TAppComCamPara(); |
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146 | ~TAppComCamPara(); |
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147 | |
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148 | // initialization, check, and and update |
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149 | Void init ( UInt uiNumBaseViews, |
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150 | UInt uiInputBitDepth, |
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151 | UInt uiCodedCamParsPrecision, |
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152 | UInt uiStartFrameId, |
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153 | UInt uiNumFrames, |
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154 | Char* pchCfgFileName, |
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155 | Char* pchBaseViewNumbers, |
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156 | Char* pchSynthViewNumbers, |
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157 | std::vector<Int>* paiSynthViewNumbers, |
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158 | Int iLog2Precision ); |
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159 | |
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160 | Void init ( UInt uiInputBitDepth, |
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161 | UInt uiStartFrameId, |
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162 | UInt uiNumFrames, |
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163 | Char* pchCfgFileName, |
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164 | Char* pchSynthViewNumbers, |
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165 | std::vector<Int>* paiSynthViewNumbers, |
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166 | Int iLog2Precision |
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167 | ); |
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168 | |
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169 | |
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170 | |
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171 | Void check ( Bool bCheckViewRange, |
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172 | Bool bCheckFrameRange ); |
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173 | Void update ( UInt uiFrameId ); |
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174 | |
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175 | // miscellaneous functions |
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176 | |
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177 | Int synthRelNum2Idx ( Int iRelNum ); |
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178 | Bool getLeftRightBaseView ( Int iSynthViewIdx, Int &riLeftViewIdx, Int &riRightViewIdx, Int &riRelDistToLeft, Bool& rbIsBaseView ); |
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179 | Int getRelDistLeft ( Int iSynthViewIdx, Int iLeftViewIdx, Int iRightViewIdx ); |
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180 | UInt getCurFrameId () { return m_iCurrentFrameId; } |
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181 | static Void convertNumberString ( Char* pchViewNumberString, std::vector<Int>& raiViewNumbers, Double dViewNumPrec ); |
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182 | |
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183 | #if H_3D_VSO |
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184 | // SAIT_VSO_EST_A033 |
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185 | Void setDispCoeff ( UInt uiStartFrameId, Int iViewIdx ); |
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186 | Double getDispCoeff () { return m_dDispCoeff; } |
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187 | #endif |
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188 | |
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189 | // function for getting parameters and parameter arrays |
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190 | std::vector<Int>& getBaseViewNumbers () { return m_aiBaseViews; } |
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191 | std::vector<Int>& getSortedBaseViewNumbers () { return m_aiSortedBaseViews; } |
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192 | std::vector<Int>& getSynthViewNumbers () { return m_aiSynthViews; } |
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193 | std::vector<Int>& getRelSynthViewNumbers () { return m_aiRelSynthViewsNum;} |
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194 | |
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195 | std::vector<Int>& getBaseId2SortedId () { return m_aiBaseId2SortedId; } |
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196 | std::vector<Int>& getBaseSortedId2Id () { return m_aiBaseSortedId2Id; } |
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197 | |
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198 | |
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199 | Double*** getBaseViewShiftParameterD() { return m_adBaseViewShiftParameter; } |
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200 | Int*** getBaseViewShiftParameterI() { return (Int***)m_aiBaseViewShiftParameter; } |
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201 | |
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202 | Double**** getSynthViewShiftLUTD () { return m_adSynthViewShiftLUT; } |
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203 | Double**** getBaseViewShiftLUTD () { return m_adBaseViewShiftLUT; } |
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204 | Int**** getSynthViewShiftLUTI () { return m_aiSynthViewShiftLUT; } |
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205 | Int**** getBaseViewShiftLUTI () { return m_aiBaseViewShiftLUT; } |
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206 | |
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207 | Bool getVaryingCameraParameters() { return m_bCamParsVaryOverTime; } |
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208 | UInt getCamParsCodedPrecision () { return m_uiCamParsCodedPrecision; } |
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209 | std::vector<Int>& getViewOrderIndex () { return m_aiViewOrderIndex; } |
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210 | Int** getCodedScale () { return m_aaiCodedScale; } |
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211 | Int** getCodedOffset () { return m_aaiCodedOffset; } |
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212 | }; |
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213 | |
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214 | |
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215 | |
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216 | |
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217 | |
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218 | template <class T> |
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219 | Void TAppComCamPara::xDeleteArray( T*& rpt, UInt uiSize1, UInt uiSize2, UInt uiSize3 ) |
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220 | { |
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221 | if( rpt ) |
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222 | { |
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223 | for( UInt uiK = 0; uiK < uiSize1; uiK++ ) |
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224 | { |
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225 | for( UInt uiL = 0; uiL < uiSize2; uiL++ ) |
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226 | { |
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227 | for( UInt uiM = 0; uiM < uiSize3; uiM++ ) |
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228 | { |
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229 | delete[] rpt[ uiK ][ uiL ][ uiM ]; |
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230 | } |
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231 | delete[] rpt[ uiK ][ uiL ]; |
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232 | } |
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233 | delete[] rpt[ uiK ]; |
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234 | } |
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235 | delete[] rpt; |
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236 | } |
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237 | rpt = NULL; |
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238 | }; |
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239 | |
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240 | |
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241 | template <class T> |
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242 | Void TAppComCamPara::xDeleteArray( T*& rpt, UInt uiSize1, UInt uiSize2 ) |
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243 | { |
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244 | if( rpt ) |
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245 | { |
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246 | for( UInt uiK = 0; uiK < uiSize1; uiK++ ) |
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247 | { |
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248 | for( UInt uiL = 0; uiL < uiSize2; uiL++ ) |
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249 | { |
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250 | delete[] rpt[ uiK ][ uiL ]; |
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251 | } |
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252 | delete[] rpt[ uiK ]; |
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253 | } |
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254 | delete[] rpt; |
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255 | } |
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256 | rpt = NULL; |
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257 | }; |
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258 | |
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259 | |
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260 | template <class T> |
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261 | Void TAppComCamPara::xDeleteArray( T*& rpt, UInt uiSize ) |
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262 | { |
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263 | if( rpt ) |
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264 | { |
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265 | for( UInt uiK = 0; uiK < uiSize; uiK++ ) |
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266 | { |
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267 | delete[] rpt[ uiK ]; |
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268 | } |
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269 | delete[] rpt; |
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270 | } |
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271 | rpt = NULL; |
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272 | }; |
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273 | |
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274 | |
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275 | |
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276 | #endif // __TAPPCOMCAMPARA__ |
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277 | |
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278 | |
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279 | |
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