67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
#pragma once
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// STL includes
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#include <cstdint>
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/// Correction for a single color byte value
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/// All configuration values are unsigned int and assume the color value to be between 0 and 255
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class RgbChannelCorrection
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{
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public:
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/// Default constructor
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RgbChannelCorrection();
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/// Constructor
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/// @param correctionR
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/// @param correctionG
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/// @param correctionB
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RgbChannelCorrection(int correctionR, int correctionG, int correctionB);
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/// Destructor
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~RgbChannelCorrection();
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/// @return The current correctionR value
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uint8_t getcorrectionR() const;
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/// @param threshold New correctionR value
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void setcorrectionR(uint8_t correctionR);
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/// @return The current correctionG value
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uint8_t getcorrectionG() const;
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/// @param gamma New correctionG value
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void setcorrectionG(uint8_t correctionG);
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/// @return The current correctionB value
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uint8_t getcorrectionB() const;
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/// @param blacklevel New correctionB value
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void setcorrectionB(uint8_t correctionB);
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/// Transform the given array value
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/// @param input The input color bytes
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/// @return The corrected byte value
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uint8_t correctionR(uint8_t inputR) const;
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uint8_t correctionG(uint8_t inputG) const;
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uint8_t correctionB(uint8_t inputB) const;
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private:
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/// (re)-initilize the color mapping
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void initializeMapping();
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private:
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/// The correction of R channel
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int _correctionR;
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/// The correction of G channel
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int _correctionG;
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/// The correction of B channel
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int _correctionB;
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/// The mapping from input color to output color
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int _mappingR[256];
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int _mappingG[256];
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int _mappingB[256];
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};
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