/// <summary>
/// Initializes the Single Scale Retinex filter.
/// </summary>
/// <param name="radius">Radius</param>
/// <param name="space">Color space</param>
/// <param name="a">Contrast [-1, 1]</param>
/// <param name="b">Offset (0, 1]</param>
/// <param name="nbase">Logarithm base</param>
public SingleScaleRetinex(int radius, Space space, float a = 1, float b = 0, float nbase = Maths.Pi)
{
gb = new BoxBlur(radius);
Space = space; A = a; B = b; Base = nbase;
}
/// <summary>
/// Initializes the Single Scale Retinex filter.
/// </summary>
/// <param name="width">Filter width</param>
/// <param name="height">Filter height</param>
/// <param name="space">Color space</param>
/// <param name="a">Contrast [-1, 1]</param>
/// <param name="b">Offset (0, 1]</param>
/// <param name="nbase">Logarithm base</param>
public SingleScaleRetinex(int width, int height, Space space, float a = 1, float b = 0, float nbase = Maths.Pi)
{
gb = new BoxBlur(width, height);
Space = space; A = a; B = b; Base = nbase;
}
/// <summary>
/// Initializes the Bradley local threshold filter.
/// </summary>
/// <param name="width">Filter width</param>
/// <param name="height">Filter height</param>
/// <param name="space">Color space</param>
/// <param name="difference">Difference [0, 1]</param>
public LocalThreshold(int width, int height, Space space, float difference = 0.15f)
{
gb = new BoxBlur(width, height);
Difference = difference;
Space = space;
}
/// <summary>
/// Initializes the flat-field correction filter.
/// </summary>
/// <param name="width">Filter width</param>
/// <param name="height">Filter height</param>
public FlatFieldCorrection(int width, int height)
{
gb = new BoxBlur(width, height);
}
/// <summary>
/// Initializes the filter for homomorphic processing.
/// </summary>
/// <param name="radius">Radius</param>
/// <param name="space">Color space</param>
/// <param name="a">Contrast [-1, 1]</param>
/// <param name="b">Offset (0, 1]</param>
public HomomorphicEnhancement(int radius, Space space, float a = 0.5f, float b = 0.05f)
{
gb = new BoxBlur(radius);
Space = space; A = a; B = b;
}
/// <summary>
/// Initializes the filter for homomorphic processing.
/// </summary>
/// <param name="size">Radius</param>
/// <param name="space">Color space</param>
/// <param name="a">Contrast [-1, 1]</param>
/// <param name="b">Offset (0, 1]</param>
public HomomorphicEnhancement(SizeInt size, Space space, float a = 0.5f, float b = 0.05f)
{
gb = new BoxBlur(size);
Space = space; A = a; B = b;
}
/// <summary>
/// Initializes the local mask correction filter.
/// </summary>
/// <param name="radius">Radius</param>
/// <param name="space">Color space</param>
/// <param name="values">Matrix mask</param>
public LocalCorrection(int radius, float[,] values, Space space)
{
gb = new BoxBlur(radius);
Space = space;
Values = values;
}
/// <summary>
/// Initializes the contrast enhancement filter.
/// </summary>
/// <param name="width">Filter width</param>
/// <param name="height">Filter height</param>
/// <param name="space">Color space</param>
/// <param name="a">Contrast [-1, 1]</param>
/// <param name="b">Offset [-1, 1]</param>
public KsiContrastEnhancement(int width, int height, Space space, float a = 0.75f, float b = 0.05f)
{
gb = new BoxBlur(width, height);
Space = space; A = a; B = b;
}
/// <summary>
/// Initializes the shadows and lights correction filter.
/// </summary>
/// <param name="size">Radius</param>
/// <param name="space">Color space</param>
/// <param name="shadows">Shadows [0, 1]</param>
/// <param name="highlights">Highlights [0, 1]</param>
public ShadowsHighlightsCorrection(SizeInt size, Space space, float shadows = 0.4f, float highlights = 0.4f)
{
gb = new BoxBlur(size);
Space = space; Shadows = shadows; Highlights = highlights;
}
/// <summary>
/// Initializes the local mask correction filter.
/// </summary>
public LocalCorrection()
{
gb = new BoxBlur(3);
Space = Space.RGB;
Values = new float[256, 256];
}
/// <summary>
/// Initializes the shadows and lights correction filter.
/// </summary>
/// <param name="width">Filter width</param>
/// <param name="height">Filter height</param>
/// <param name="space">Color space</param>
/// <param name="shadows">Shadows [0, 1]</param>
/// <param name="highlights">Highlights [0, 1]</param>
public ShadowsHighlightsCorrection(int width, int height, Space space, float shadows = 0.4f, float highlights = 0.4f)
{
gb = new BoxBlur(width, height);
Space = space; Shadows = shadows; Highlights = highlights;
}
/// <summary>
/// Initializes the shadows and lights correction filter.
/// </summary>
/// <param name="radius">Radius</param>
/// <param name="space">Color space</param>
/// <param name="shadows">Shadows [0, 1]</param>
/// <param name="highlights">Highlights [0, 1]</param>
public ShadowsHighlightsCorrection(int radius, Space space, float shadows = 0.4f, float highlights = 0.4f)
{
gb = new BoxBlur(radius);
Space = space; Shadows = shadows; Highlights = highlights;
}
/// <summary>
/// Initializes the flat-field correction filter.
/// </summary>
/// <param name="size">Radius</param>
public FlatFieldCorrection(SizeInt size)
{
gb = new BoxBlur(size);
}
/// <summary>
/// Initializes the Single Scale Retinex filter.
/// </summary>
/// <param name="size">Radius</param>
/// <param name="space">Color space</param>
/// <param name="a">Contrast [-1, 1]</param>
/// <param name="b">Offset (0, 1]</param>
/// <param name="nbase">Logarithm base</param>
public SingleScaleRetinex(SizeInt size, Space space, float a = 1, float b = 0, float nbase = Maths.Pi)
{
gb = new BoxBlur(size);
Space = space; A = a; B = b; Base = nbase;
}
/// <summary>
/// Initializes the local mask correction filter.
/// </summary>
/// <param name="width">Filter width</param>
/// <param name="height">Filter height</param>
/// <param name="space">Color space</param>
/// <param name="values">Matrix mask</param>
public LocalCorrection(int width, int height, float[,] values, Space space)
{
gb = new BoxBlur(width, height);
Space = space;
Values = values;
}
/// <summary>
/// Initializes the contrast enhancement filter.
/// </summary>
/// <param name="radius">Radius</param>
/// <param name="space">Color space</param>
/// <param name="a">Contrast [-1, 1]</param>
/// <param name="b">Offset [-1, 1]</param>
public KsiContrastEnhancement(int radius, Space space, float a = 0.75f, float b = 0.05f)
{
gb = new BoxBlur(radius);
Space = space; A = a; B = b;
}
/// <summary>
/// Initializes the local mask correction filter.
/// </summary>
/// <param name="size">Filter size</param>
/// <param name="space">Color space</param>
/// <param name="values">Matrix mask</param>
public LocalCorrection(SizeInt size, float[,] values, Space space)
{
gb = new BoxBlur(size);
Space = space;
Values = values;
}
/// <summary>
/// Initializes the contrast enhancement filter.
/// </summary>
/// <param name="size">Radius</param>
/// <param name="space">Color space</param>
/// <param name="a">Contrast [-1, 1]</param>
/// <param name="b">Offset [-1, 1]</param>
public KsiContrastEnhancement(SizeInt size, Space space, float a = 0.75f, float b = 0.05f)
{
gb = new BoxBlur(size);
Space = space; A = a; B = b;
}
/// <summary>
/// Initializes the local contrast enhancement filter.
/// </summary>
/// <param name="radius">Radius</param>
/// <param name="space">Color space</param>
/// <param name="contrast">Contrast [-1, 1]</param>
public LocalContrastEnhancement(int radius, Space space, float contrast = 0.75f)
{
gb = new BoxBlur(radius);
Space = space; Contrast = contrast;
}
/// <summary>
/// Initializes the filter for homomorphic processing.
/// </summary>
/// <param name="width">Filter width</param>
/// <param name="height">Filter height</param>
/// <param name="space">Color space</param>
/// <param name="a">Contrast [-1, 1]</param>
/// <param name="b">Offset (0, 1]</param>
public HomomorphicEnhancement(int width, int height, Space space, float a = 0.5f, float b = 0.05f)
{
gb = new BoxBlur(width, height);
Space = space; A = a; B = b;
}
/// <summary>
/// Initializes the local contrast enhancement filter.
/// </summary>
/// <param name="width">Filter width</param>
/// <param name="height">Filter height</param>
/// <param name="space">Color space</param>
/// <param name="contrast">Contrast [-1, 1]</param>
public LocalContrastEnhancement(int width, int height, Space space, float contrast = 0.75f)
{
gb = new BoxBlur(width, height);
Space = space; Contrast = contrast;
}
/// <summary>
/// Initializes the Bradley local threshold filter.
/// </summary>
/// <param name="radius">Radius</param>
/// <param name="space">Color space</param>
/// <param name="difference">Difference [0, 1]</param>
public LocalThreshold(int radius, Space space, float difference = 0.15f)
{
gb = new BoxBlur(radius);
Difference = difference;
Space = space;
}
/// <summary>
/// Initializes the local contrast enhancement filter.
/// </summary>
/// <param name="size">Filter size</param>
/// <param name="space">Color space</param>
/// <param name="contrast">Contrast [-1, 1]</param>
public LocalContrastEnhancement(SizeInt size, Space space, float contrast = 0.75f)
{
gb = new BoxBlur(size);
Space = space; Contrast = contrast;
}
/// <summary>
/// Initializes the Bradley local threshold filter.
/// </summary>
/// <param name="size">Radius</param>
/// <param name="space">Color space</param>
/// <param name="difference">Difference [0, 1]</param>
public LocalThreshold(SizeInt size, Space space, float difference = 0.15f)
{
gb = new BoxBlur(size);
Difference = difference;
Space = space;
}
private float mB; // mean of blue channel.
#endregion
#region Filter components
/// <summary>
/// Initializes the flat-field correction filter.
/// </summary>
/// <param name="radius">Radius</param>
public FlatFieldCorrection(int radius = 15)
{
gb = new BoxBlur(radius);
}
