Struct OctreeQuantizer<TPixel>

Namespace

SixLabors.ImageSharp.Processing.Processors.Quantization

Assembly

SixLabors.ImageSharp.dll

Encapsulates methods to calculate the color palette if an image using an Octree pattern. http://msdn.microsoft.com/en-us/library/aa479306.aspx

public struct OctreeQuantizer<TPixel> : IQuantizer<TPixel>, IDisposable where TPixel : unmanaged, IPixel<TPixel>

Type Parameters

TPixel

The pixel format.

Implements

IQuantizer<TPixel>

IDisposable

Inherited Members

ValueType.Equals(object)

ValueType.GetHashCode()

ValueType.ToString()

object.GetType()

object.Equals(object, object)

object.ReferenceEquals(object, object)

Extension Methods

QuantizerUtilities.BuildPalette<TPixel>(IQuantizer<TPixel>, IPixelSamplingStrategy, Image<TPixel>)

QuantizerUtilities.BuildPalette<TPixel>(IQuantizer<TPixel>, IPixelSamplingStrategy, ImageFrame<TPixel>)

QuantizerUtilities.BuildPaletteAndQuantizeFrame<TPixel>(IQuantizer<TPixel>, ImageFrame<TPixel>, Rectangle)

Constructors

OctreeQuantizer(Configuration, QuantizerOptions)

Initializes a new instance of the OctreeQuantizer<TPixel> struct.

public OctreeQuantizer(Configuration configuration, QuantizerOptions options)

Parameters

configuration Configuration

The configuration which allows altering default behaviour or extending the library.

options QuantizerOptions

The quantizer options defining quantization rules.

Properties

Configuration

public readonly Configuration Configuration { get; }

Property Value

Configuration

Options

public readonly QuantizerOptions Options { get; }

Property Value

QuantizerOptions

Palette

public readonly ReadOnlyMemory<TPixel> Palette { get; }

Property Value

ReadOnlyMemory<TPixel>

Methods

AddPaletteColors(Buffer2DRegion<TPixel>)

public void AddPaletteColors(Buffer2DRegion<TPixel> pixelRegion)

Parameters

pixelRegion Buffer2DRegion<TPixel>

Dispose()

public void Dispose()

GetQuantizedColor(TPixel, out TPixel)

public readonly byte GetQuantizedColor(TPixel color, out TPixel match)

Parameters

color TPixel

match TPixel

Returns

byte

QuantizeFrame(ImageFrame<TPixel>, Rectangle)

public readonly IndexedImageFrame<TPixel> QuantizeFrame(ImageFrame<TPixel> source, Rectangle bounds)

Parameters

source ImageFrame<TPixel>

bounds Rectangle

Returns

IndexedImageFrame<TPixel>