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GrayscaleBT709 Class

Note: This API is now obsolete.

Grayscale image using BT709 algorithm.
Inheritance Hierarchy
SystemObject
  Accord.Imaging.FiltersBaseFilter
    Accord.Imaging.FiltersGrayscale
      Accord.Imaging.FiltersGrayscaleBT709

Namespace:  Accord.Imaging.Filters
Assembly:  Accord.Imaging (in Accord.Imaging.dll) Version: 3.6.0
Syntax
[ObsoleteAttribute("Use Grayscale.CommonAlgorithms.BT709 object instead")]
public sealed class GrayscaleBT709 : Grayscale
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The GrayscaleBT709 type exposes the following members.

Constructors
  NameDescription
Public methodGrayscaleBT709
Initializes a new instance of the GrayscaleBT709 class.
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Properties
  NameDescription
Public propertyFormatTranslations
Format translations dictionary.
(Inherited from Grayscale.)
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Methods
  NameDescription
Public methodApply(Bitmap)
Apply filter to an image.
(Inherited from BaseFilter.)
Public methodApply(BitmapData)
Apply filter to an image.
(Inherited from BaseFilter.)
Public methodApply(UnmanagedImage)
Apply filter to an image in unmanaged memory.
(Inherited from BaseFilter.)
Public methodApply(UnmanagedImage, UnmanagedImage)
Apply filter to an image in unmanaged memory.
(Inherited from BaseFilter.)
Public methodEquals
Determines whether the specified object is equal to the current object.
(Inherited from Object.)
Public methodGetHashCode
Serves as the default hash function.
(Inherited from Object.)
Public methodGetType
Gets the Type of the current instance.
(Inherited from Object.)
Public methodToString
Returns a string that represents the current object.
(Inherited from Object.)
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Fields
  NameDescription
Public fieldBlueCoefficient
Portion of blue channel's value to use during conversion from RGB to grayscale.
(Inherited from Grayscale.)
Public fieldGreenCoefficient
Portion of green channel's value to use during conversion from RGB to grayscale.
(Inherited from Grayscale.)
Public fieldRedCoefficient
Portion of red channel's value to use during conversion from RGB to grayscale.
(Inherited from Grayscale.)
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Extension Methods
  NameDescription
Public Extension MethodHasMethod
Checks whether an object implements a method with the given name.
(Defined by ExtensionMethods.)
Public Extension MethodIsEqual
Compares two objects for equality, performing an elementwise comparison if the elements are vectors or matrices.
(Defined by Matrix.)
Public Extension MethodToT
Converts an object into another type, irrespective of whether the conversion can be done at compile time or not. This can be used to convert generic types to numeric types during runtime.
(Defined by ExtensionMethods.)
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Remarks
The class uses BT709 algorithm to convert color image to grayscale. The conversion coefficients are:
  • Red: 0.2125;
  • Green: 0.7154;
  • Blue: 0.0721.
See Also