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87 lines
2.0 KiB
C++
87 lines
2.0 KiB
C++
#pragma once
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#include <cstdint>
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#include <QString>
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#include <utils/Logger.h>
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#include <utils/ColorRgb.h>
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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 RgbChannelAdjustment
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{
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public:
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/// Default constructor
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explicit RgbChannelAdjustment(const QString& channelName="");
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explicit RgbChannelAdjustment(const ColorRgb& adjust, const QString& channelName="");
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/// Constructor
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/// @param adjustR
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/// @param adjustG
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/// @param adjustB
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explicit RgbChannelAdjustment(uint8_t adjustR, uint8_t adjustG, uint8_t adjustB, const QString& channelName="");
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///
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/// Transform the given array value
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///
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/// @param input The input color bytes
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/// @param brightness The current brightness value
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/// @param red The red color component
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/// @param green The green color component
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/// @param blue The blue color component
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///
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/// @note The values are updated in place.
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///
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void apply(uint8_t input, uint8_t brightness, uint8_t & red, uint8_t & green, uint8_t & blue);
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///
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/// setAdjustment RGB
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///
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/// @param adjustR
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/// @param adjustG
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/// @param adjustB
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///
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void setAdjustment(uint8_t adjustR, uint8_t adjustG, uint8_t adjustB);
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void setAdjustment(const ColorRgb& adjust);
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/// @return The current adjustR value
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uint8_t getAdjustmentR() const;
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/// @return The current adjustG value
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uint8_t getAdjustmentG() const;
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/// @return The current adjustB value
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uint8_t getAdjustmentB() const;
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private:
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struct ColorMapping {
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uint8_t red[256];
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uint8_t green[256];
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uint8_t blue[256];
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};
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/// reset init of color mapping
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void resetInitialized();
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/// Name of this channel, usefull for debug messages
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QString _channelName;
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/// Logger instance
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Logger * _log;
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/// The adjustment of RGB channel
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ColorRgb _adjust;
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/// The mapping from input color to output color
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ColorMapping _mapping;
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/// bitfield to determine white value is alreade initialized
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bool _initialized[256];
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/// current brightness value
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uint8_t _brightness;
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};
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