118 lines
3.6 KiB
C
Executable File
118 lines
3.6 KiB
C
Executable File
/*==============================================================================
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Copyright 2018 by Roland Rabien
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For more information visit www.rabiensoftware.com
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==============================================================================*/
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#pragma once
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//==============================================================================
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/** Apply vignette
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*
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\param amount Amount to darken outside of vignette. 0 no darkening. 1 is black.
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\param radius Size of vignette. 1 size of image. 0 is 0 size.
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\param falloff Relative size of inner boundry of vignette 0,1
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*/
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void applyVignette (Image& img, float amount, float radius, float falloff, ThreadPool* threadPool = nullptr);
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/** Make it look old */
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void applySepia (Image& img, ThreadPool* threadPool = nullptr);
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/** Converts image to B/W, heavier weighting towards greens */
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void applyGreyScale (Image& img, ThreadPool* threadPool = nullptr);
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/** Softens an image */
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void applySoften (Image& img, ThreadPool* threadPool = nullptr);
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/** Sharpens an image */
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void applySharpen (Image& img, ThreadPool* threadPool = nullptr);
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void applyGamma (Image& img, float gamma, ThreadPool* threadPool = nullptr);
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/** Inverts colours of an image */
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void applyInvert (Image& img, ThreadPool* threadPool = nullptr);
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/** Adjust contrast of an image
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*
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\param contrast Amount to adjust contrast. Negative values increase, positive values increase
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*/
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void applyContrast (Image& img, float contrast, ThreadPool* threadPool = nullptr);
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/** Adjust brightness and contrast of an image
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*
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\param brightness Amount to adjust brightness -100,100
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\param contrast Amount to adjust contrast -100,100
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*/
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void applyBrightnessContrast (Image& img, float brightness, float contrast, ThreadPool* threadPool = nullptr);
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/** Adjust hue, saturation and lightness of an image
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*
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\param hue Amount to adjust hue -180,180
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\param saturation Amount to adjust saturation 0,200
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\param lightness Amount to adjust lightness -100,100
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*/
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void applyHueSaturationLightness (Image& img, float hue, float saturation, float lightness, ThreadPool* threadPool = nullptr);
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/** A very fast blur. This is a compromise between Gaussian Blur and Box blur.
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It creates much better looking blurs than Box Blur, but is 7x faster than some Gaussian Blur
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implementations.
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*
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\param radius from 2 to 254
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*/
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void applyStackBlur (Image& img, int radius);
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/** A very high quality image resize using a bank of sinc
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* function-based fractional delay filters */
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Image applyResize (const Image& img, int width, int height);
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Image applyResize (const Image& img, float factor);
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/** GradientMap a image. Brightness gets remapped to colour on a gradient.
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*/
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void applyGradientMap (Image& img, const ColourGradient& gradient, ThreadPool* threadPool = nullptr);
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void applyGradientMap (Image& img, const Colour c1, const Colour c2, ThreadPool* threadPool = nullptr);
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/** Set an image to a solid colour
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*/
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void applyColour (Image& img, Colour c, ThreadPool* threadPool = nullptr);
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/** Blend two images
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*/
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enum BlendMode
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{
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Normal,
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Lighten,
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Darken,
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Multiply,
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Average,
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Add,
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Subtract,
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Difference,
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Negation,
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Screen,
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Exclusion,
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Overlay,
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SoftLight,
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HardLight,
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ColorDodge,
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ColorBurn,
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LinearDodge,
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LinearBurn,
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LinearLight,
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VividLight,
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PinLight,
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HardMix,
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Reflect,
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Glow,
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Phoenix,
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};
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void applyBlend (Image& dst, const Image& src, BlendMode mode, float alpha = 1.0f, juce::Point<int> position = {}, ThreadPool* threadPool = nullptr);
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void applyBlend (Image& dst, BlendMode mode, Colour c, ThreadPool* threadPool = nullptr);
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