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 TComPattern.h |
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35 | \brief neighbouring pixel access classes (header) |
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36 | */ |
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37 | |
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38 | #ifndef __TCOMPATTERN__ |
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39 | #define __TCOMPATTERN__ |
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40 | |
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41 | // Include files |
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42 | #include "CommonDef.h" |
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43 | |
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44 | //! \ingroup TLibCommon |
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45 | //! \{ |
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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 TComDataCU; |
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52 | class TComTU; |
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53 | |
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54 | /// neighbouring pixel access class for one component |
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55 | class TComPatternParam |
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56 | { |
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57 | private: |
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58 | Pel* m_piROIOrigin; |
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59 | |
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60 | public: |
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61 | Int m_iROIWidth; |
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62 | Int m_iROIHeight; |
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63 | Int m_iPatternStride; |
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64 | |
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65 | /// return starting position of ROI (ROI = &pattern[AboveOffset][LeftOffset]) |
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66 | __inline Pel* getROIOrigin() |
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67 | { |
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68 | return m_piROIOrigin; |
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69 | } |
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70 | |
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71 | /// set parameters from Pel buffer for accessing neighbouring pixels |
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72 | Void setPatternParamPel (Pel* piTexture, |
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73 | Int iRoiWidth, |
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74 | Int iRoiHeight, |
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75 | Int iStride |
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76 | ); |
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77 | }; |
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78 | |
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79 | /// neighbouring pixel access class for all components |
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80 | class TComPattern |
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81 | { |
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82 | private: |
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83 | TComPatternParam m_cPatternY; |
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84 | // TComPatternParam m_cPatternCb; |
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85 | //TComPatternParam m_cPatternCr; |
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86 | |
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87 | public: |
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88 | |
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89 | // ROI & pattern information, (ROI = &pattern[AboveOffset][LeftOffset]) |
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90 | Pel* getROIY() { return m_cPatternY.getROIOrigin(); } |
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91 | Int getROIYWidth() { return m_cPatternY.m_iROIWidth; } |
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92 | Int getROIYHeight() { return m_cPatternY.m_iROIHeight; } |
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93 | Int getPatternLStride() { return m_cPatternY.m_iPatternStride; } |
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94 | |
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95 | // ------------------------------------------------------------------------------------------------------------------- |
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96 | // initialization functions |
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97 | // ------------------------------------------------------------------------------------------------------------------- |
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98 | |
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99 | /// set parameters from Pel buffers for accessing neighbouring pixels |
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100 | Void initPattern (Pel* piY, |
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101 | Int iRoiWidth, |
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102 | Int iRoiHeight, |
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103 | Int iStride ); |
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104 | |
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105 | |
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106 | |
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107 | |
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108 | }; |
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109 | |
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110 | //! \} |
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111 | |
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112 | #endif // __TCOMPATTERN__ |
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