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https://github.com/hyperion-project/hyperion.ng.git
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ee7a596d53
- Moved transform of led values to before the device write so transform changes are taken into account
61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
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#pragma once
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// Utils includes
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#include <utils/RgbImage.h>
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#include <hyperion/LedString.h>
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#include <hyperion/ImageProcessorFactory.h>
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// Forward class declaration
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namespace hyperion { class ImageToLedsMap; }
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/**
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* The ImageProcessor translates an RGB-image to RGB-values for the leds. The processing is
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* performed in two steps. First the average color per led-region is computed. Second a
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* color-tranform is applied based on a gamma-correction.
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*/
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class ImageProcessor
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{
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public:
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~ImageProcessor();
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/**
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* Specifies the width and height of 'incomming' images. This will resize the buffer-image to
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* match the given size.
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* NB All earlier obtained references will be invalid.
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*
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* @param[in] width The new width of the buffer-image
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* @param[in] height The new height of the buffer-image
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*/
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void setSize(const unsigned width, const unsigned height);
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/**
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* Processes the image to a list of led colors. This will update the size of the buffer-image
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* if required and call the image-to-leds mapping to determine the mean color per led.
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*
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* @param[in] image The image to translate to led values
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*
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* @return The color value per led
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*/
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std::vector<RgbColor> process(const RgbImage& image);
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/**
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* Determines the led colors of the image in the buffer.
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*
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* @param[out] ledColors The color value per led
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*/
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void process(const RgbImage& image, std::vector<RgbColor>& ledColors);
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private:
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friend class ImageProcessorFactory;
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ImageProcessor(const LedString &ledString);
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private:
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const LedString mLedString;
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hyperion::ImageToLedsMap* mImageToLeds;
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};
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