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1 /* |
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2 * Copyright (c) 2010 Ixonos Plc. |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - Initial contribution |
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11 * |
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12 * Contributors: |
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13 * Ixonos Plc |
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14 * |
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15 * Description: |
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16 * |
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17 */ |
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18 |
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19 |
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20 //----IMAAMI---- |
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21 //************************************************************************* |
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22 //DCColorManagement.h |
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23 // |
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24 //Version 1.00 |
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25 // |
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26 //Contains: |
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27 // CDCCDM |
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28 // Simple color management approach consisting |
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29 // of 3xLUT + 3x3 Matrix + 3xLUT for compensating |
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30 // display specific features. |
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31 // |
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32 //History: |
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33 // 19.08.2003 version 1.00 created using existing IMAAMI algorithms |
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34 //************************************************************************* |
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35 |
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36 |
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37 #ifndef __DCColorManagement_H |
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38 #define __DCColorManagement_H |
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39 |
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40 #include <e32std.h> // for Fundamental Types |
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41 #include <e32base.h> // for Fundamental Types |
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42 #include <e32math.h> //for the calculation of exponents |
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43 |
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44 //Class definition |
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45 class CDCColorManagement : public CBase |
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46 { |
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47 |
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48 public: |
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49 |
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50 //Parameter struct definition |
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51 struct DCColorManagementParams |
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52 { |
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53 //Gamma de-correction (linearization) LUTs |
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54 //Pointers to actual data |
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55 TInt *GammaR; |
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56 TInt *GammaG; |
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57 TInt *GammaB; |
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58 |
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59 //3x3 color space modification matrix |
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60 //Pointer to actual data |
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61 TInt *Matrix; |
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62 |
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63 //Tone rendering curves = display compensation LUTs |
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64 //Pointers to actual data |
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65 TInt *TRCR; |
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66 TInt *TRCG; |
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67 TInt *TRCB; |
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68 }; |
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69 |
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70 //Gamma de-correction (linearization) LUTs |
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71 TInt iGammaR[256]; |
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72 TInt iGammaG[256]; |
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73 TInt iGammaB[256]; |
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74 |
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75 //3x3 color space modification matrix |
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76 TInt iMatrix[9]; |
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77 |
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78 //Tone rendering curves = display compensation LUTs |
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79 TInt iTRCR[256]; |
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80 TInt iTRCG[256]; |
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81 TInt iTRCB[256]; |
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82 |
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83 //Standard class member functions |
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84 CDCColorManagement(); |
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85 static CDCColorManagement* NewL(); |
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86 static CDCColorManagement* NewLC(); |
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87 ~CDCColorManagement(); |
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88 void ConstructL(); |
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89 |
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90 //Process original image and store result |
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91 void ProcessL(CFbsBitmap* aBPtr); |
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92 |
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93 //Set processing parameters |
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94 void SetParameters(DCColorManagementParams* params); |
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95 |
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96 //Get current processing parameters |
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97 void GetParameters(DCColorManagementParams* params); |
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98 |
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99 //Limit integer value to byte [0,255] |
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100 static inline TUint8 Limit255(TInt i) {return (TUint8)(i<0?0:(i>255?255:i));} |
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101 |
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102 private: |
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103 |
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104 // Line Buffer and pointer |
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105 HBufC8* iScanLine; |
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106 |
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107 //Processing parameters |
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108 DCColorManagementParams iParams; |
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109 |
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110 }; |
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111 |
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112 #endif // ifndef __DCColorManagement_H |
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113 //----IMAAMI---- |