Normalize predefined group naming.

src/ImageSharp/Processing/Dithering/DiffuseExtensions.cs

@@ -21,7 +21,7 @@ namespace SixLabors.ImageSharp.Processing.Dithering
         /// <returns>The <see cref="Image{TPixel}"/>.</returns>
         public static IImageProcessingContext<TPixel> Diffuse<TPixel>(this IImageProcessingContext<TPixel> source)
             where TPixel : struct, IPixel<TPixel>
-            => Diffuse(source, Diffusers.FloydSteinberg, .5F);
+            => Diffuse(source, DiffuseMode.FloydSteinberg, .5F);
 
         /// <summary>
         /// Dithers the image reducing it to a web-safe palette using error diffusion.
@@ -32,7 +32,7 @@ namespace SixLabors.ImageSharp.Processing.Dithering
         /// <returns>The <see cref="Image{TPixel}"/>.</returns>
         public static IImageProcessingContext<TPixel> Diffuse<TPixel>(this IImageProcessingContext<TPixel> source, float threshold)
             where TPixel : struct, IPixel<TPixel>
-            => Diffuse(source, Diffusers.FloydSteinberg, threshold);
+            => Diffuse(source, DiffuseMode.FloydSteinberg, threshold);
 
         /// <summary>
         /// Dithers the image reducing it to a web-safe palette using error diffusion.

src/ImageSharp/Processing/Dithering/ErrorDiffusion/Diffusers.cs → src/ImageSharp/Processing/Dithering/DiffuseMode.cs

@@ -1,12 +1,14 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Dithering.ErrorDiffusion
+using SixLabors.ImageSharp.Processing.Dithering.ErrorDiffusion;
+
+namespace SixLabors.ImageSharp.Processing.Dithering
 {
     /// <summary>
     /// Contains reusable static instances of known error diffusion algorithms
     /// </summary>
-    public static class Diffusers
+    public static class DiffuseMode
     {
         /// <summary>
         /// Gets the error diffuser that implements the Atkinson algorithm.

src/ImageSharp/Processing/Dithering/DitherExtensions.cs

@@ -21,7 +21,7 @@ namespace SixLabors.ImageSharp.Processing.Dithering
         /// <returns>The <see cref="Image{TPixel}"/>.</returns>
         public static IImageProcessingContext<TPixel> Dither<TPixel>(this IImageProcessingContext<TPixel> source)
             where TPixel : struct, IPixel<TPixel>
-            => Dither(source, Ditherers.BayerDither4x4);
+            => Dither(source, DitherMode.BayerDither4x4);
 
         /// <summary>
         /// Dithers the image reducing it to a web-safe palette using ordered dithering.

src/ImageSharp/Processing/Dithering/Ordered/Ditherers.cs → src/ImageSharp/Processing/Dithering/DitherMode.cs

@@ -1,12 +1,14 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Dithering.Ordered
+using SixLabors.ImageSharp.Processing.Dithering.Ordered;
+
+namespace SixLabors.ImageSharp.Processing.Dithering
 {
     /// <summary>
     /// Contains reusable static instances of known ordered dither matrices
     /// </summary>
-    public class Ditherers
+    public class DitherMode
     {
         /// <summary>
         /// Gets the order ditherer using the 2x2 Bayer dithering matrix

src/ImageSharp/Processing/Quantization/QuantizerBase{TPixel}.cs

@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using System.Numerics;
 using System.Runtime.CompilerServices;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing.Dithering;
 using SixLabors.ImageSharp.Processing.Dithering.ErrorDiffusion;
 
 namespace SixLabors.ImageSharp.Processing.Quantization
@@ -42,7 +43,7 @@ namespace SixLabors.ImageSharp.Processing.Quantization
         public bool Dither { get; set; } = true;
 
         /// <inheritdoc />
-        public IErrorDiffuser DitherType { get; set; } = Diffusers.FloydSteinberg;
+        public IErrorDiffuser DitherType { get; set; } = DiffuseMode.FloydSteinberg;
 
         /// <inheritdoc/>
         public virtual QuantizedFrame<TPixel> Quantize(ImageFrame<TPixel> image, int maxColors)

src/ImageSharp/Processing/Transforms/PadExtensions.cs

@@ -26,7 +26,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
             {
                 Size = new Size(width, height),
                 Mode = ResizeMode.BoxPad,
-                Sampler = Resamplers.NearestNeighbor
+                Sampler = ResampleMode.NearestNeighbor
             };
 
             return source.Resize(options);

src/ImageSharp/Processing/Transforms/Processors/AffineTransformProcessor.cs

@@ -10,6 +10,7 @@ using SixLabors.ImageSharp.Advanced;
 using SixLabors.ImageSharp.Helpers;
 using SixLabors.ImageSharp.Memory;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 namespace SixLabors.ImageSharp.Processing.Transforms.Processors

src/ImageSharp/Processing/Transforms/Processors/CenteredAffineTransformProcessor.cs

@@ -3,6 +3,7 @@
 
 using System.Numerics;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 namespace SixLabors.ImageSharp.Processing.Transforms.Processors

src/ImageSharp/Processing/Transforms/Processors/CenteredProjectiveTransformProcessor.cs

@@ -3,6 +3,7 @@
 
 using System.Numerics;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 namespace SixLabors.ImageSharp.Processing.Transforms.Processors

src/ImageSharp/Processing/Transforms/Processors/InterpolatedTransformProcessorBase.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Runtime.CompilerServices;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 
 namespace SixLabors.ImageSharp.Processing.Transforms.Processors
 {
@@ -20,6 +21,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms.Processors
         /// <param name="sampler">The sampler to perform the transform operation.</param>
         protected InterpolatedTransformProcessorBase(IResampler sampler)
         {
+            Guard.NotNull(sampler, nameof(sampler));
             this.Sampler = sampler;
         }
 

src/ImageSharp/Processing/Transforms/Processors/ProjectiveTransformProcessor.cs

@@ -10,6 +10,7 @@ using SixLabors.ImageSharp.Advanced;
 using SixLabors.ImageSharp.Helpers;
 using SixLabors.ImageSharp.Memory;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 // TODO: Doesn't work yet! Implement tests + Finish implementation + Document Matrix4x4 behavior

src/ImageSharp/Processing/Transforms/Processors/ResizeProcessor.cs

@@ -11,6 +11,7 @@ using SixLabors.ImageSharp.Advanced;
 using SixLabors.ImageSharp.Memory;
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing.Processors;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 namespace SixLabors.ImageSharp.Processing.Transforms.Processors

src/ImageSharp/Processing/Transforms/Processors/RotateProcessor.cs

@@ -3,11 +3,11 @@
 
 using System;
 using System.Threading.Tasks;
-
 using SixLabors.ImageSharp.Advanced;
 using SixLabors.ImageSharp.Helpers;
 using SixLabors.ImageSharp.MetaData.Profiles.Exif;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 namespace SixLabors.ImageSharp.Processing.Transforms.Processors
@@ -25,7 +25,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms.Processors
         /// <param name="degrees">The angle of rotation in degrees.</param>
         /// <param name="sourceSize">The source image size</param>
         public RotateProcessor(float degrees, Size sourceSize)
-            : this(degrees, Resamplers.Bicubic, sourceSize)
+            : this(degrees, ResampleMode.Bicubic, sourceSize)
         {
         }
 

src/ImageSharp/Processing/Transforms/Processors/SkewProcessor.cs

@@ -2,6 +2,7 @@
 // Licensed under the Apache License, Version 2.0.
 
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 namespace SixLabors.ImageSharp.Processing.Transforms.Processors
@@ -20,7 +21,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms.Processors
         /// <param name="degreesY">The angle in degrees to perform the skew along the y-axis.</param>
         /// <param name="sourceSize">The source image size</param>
         public SkewProcessor(float degreesX, float degreesY, Size sourceSize)
-            : this(degreesX, degreesY, Resamplers.Bicubic, sourceSize)
+            : this(degreesX, degreesY, ResampleMode.Bicubic, sourceSize)
         {
         }
 

src/ImageSharp/Processing/Transforms/Resamplers.cs → src/ImageSharp/Processing/Transforms/ResampleMode.cs

@@ -1,12 +1,14 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
+
 namespace SixLabors.ImageSharp.Processing.Transforms
 {
     /// <summary>
     /// Contains reusable static instances of known resampling algorithms
     /// </summary>
-    public static class Resamplers
+    public static class ResampleMode
     {
         /// <summary>
         /// Gets the Bicubic sampler that implements the bicubic kernel algorithm W(x)

src/ImageSharp/Processing/Transforms/BicubicResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/BicubicResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the bicubic kernel algorithm W(x) as described on

src/ImageSharp/Processing/Transforms/BoxResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/BoxResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the box algorithm. Similar to nearest neighbor when upscaling.

src/ImageSharp/Processing/Transforms/CatmullRomResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/CatmullRomResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The Catmull-Rom filter is a well known standard Cubic Filter often used as a interpolation function.

src/ImageSharp/Processing/Transforms/HermiteResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/HermiteResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The Hermite filter is type of smoothed triangular interpolation Filter,

src/ImageSharp/Processing/Transforms/IResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/IResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// Encapsulates an interpolation algorithm for resampling images.

src/ImageSharp/Processing/Transforms/Lanczos2Resampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/Lanczos2Resampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the Lanczos kernel algorithm as described on

src/ImageSharp/Processing/Transforms/Lanczos3Resampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/Lanczos3Resampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the Lanczos kernel algorithm as described on

src/ImageSharp/Processing/Transforms/Lanczos5Resampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/Lanczos5Resampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the Lanczos kernel algorithm as described on

src/ImageSharp/Processing/Transforms/Lanczos8Resampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/Lanczos8Resampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the Lanczos kernel algorithm as described on

src/ImageSharp/Processing/Transforms/MitchellNetravaliResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/MitchellNetravaliResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the mitchell algorithm as described on

src/ImageSharp/Processing/Transforms/NearestNeighborResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/NearestNeighborResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the nearest neighbor algorithm. This uses an unscaled filter

src/ImageSharp/Processing/Transforms/RobidouxResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/RobidouxResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the Robidoux algorithm.

src/ImageSharp/Processing/Transforms/RobidouxSharpResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/RobidouxSharpResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the Robidoux Sharp algorithm.

src/ImageSharp/Processing/Transforms/SplineResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/SplineResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the spline algorithm.

src/ImageSharp/Processing/Transforms/TriangleResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/TriangleResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the triangle (bilinear) algorithm.

src/ImageSharp/Processing/Transforms/WelchResampler.cs → src/ImageSharp/Processing/Transforms/Resamplers/WelchResampler.cs

@@ -1,7 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-namespace SixLabors.ImageSharp.Processing.Transforms
+namespace SixLabors.ImageSharp.Processing.Transforms.Resamplers
 {
     /// <summary>
     /// The function implements the welch algorithm.

src/ImageSharp/Processing/Transforms/ResizeExtensions.cs

@@ -3,6 +3,7 @@
 
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing.Transforms.Processors;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 namespace SixLabors.ImageSharp.Processing.Transforms
@@ -34,7 +35,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <remarks>Passing zero for one of height or width will automatically preserve the aspect ratio of the original image</remarks>
         public static IImageProcessingContext<TPixel> Resize<TPixel>(this IImageProcessingContext<TPixel> source, Size size)
             where TPixel : struct, IPixel<TPixel>
-            => Resize(source, size.Width, size.Height, Resamplers.Bicubic, false);
+            => Resize(source, size.Width, size.Height, ResampleMode.Bicubic, false);
 
         /// <summary>
         /// Resizes an image to the given <see cref="Size"/>.
@@ -47,7 +48,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <remarks>Passing zero for one of height or width will automatically preserve the aspect ratio of the original image</remarks>
         public static IImageProcessingContext<TPixel> Resize<TPixel>(this IImageProcessingContext<TPixel> source, Size size, bool compand)
             where TPixel : struct, IPixel<TPixel>
-            => Resize(source, size.Width, size.Height, Resamplers.Bicubic, compand);
+            => Resize(source, size.Width, size.Height, ResampleMode.Bicubic, compand);
 
         /// <summary>
         /// Resizes an image to the given width and height.
@@ -60,7 +61,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <remarks>Passing zero for one of height or width will automatically preserve the aspect ratio of the original image</remarks>
         public static IImageProcessingContext<TPixel> Resize<TPixel>(this IImageProcessingContext<TPixel> source, int width, int height)
             where TPixel : struct, IPixel<TPixel>
-            => Resize(source, width, height, Resamplers.Bicubic, false);
+            => Resize(source, width, height, ResampleMode.Bicubic, false);
 
         /// <summary>
         /// Resizes an image to the given width and height.
@@ -74,7 +75,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <remarks>Passing zero for one of height or width will automatically preserve the aspect ratio of the original image</remarks>
         public static IImageProcessingContext<TPixel> Resize<TPixel>(this IImageProcessingContext<TPixel> source, int width, int height, bool compand)
             where TPixel : struct, IPixel<TPixel>
-            => Resize(source, width, height, Resamplers.Bicubic, compand);
+            => Resize(source, width, height, ResampleMode.Bicubic, compand);
 
         /// <summary>
         /// Resizes an image to the given width and height with the given sampler.

src/ImageSharp/Processing/Transforms/ResizeMode.cs

@@ -4,7 +4,7 @@
 namespace SixLabors.ImageSharp.Processing.Transforms
 {
     /// <summary>
-    /// Enumerated resize modes to apply to resized images.
+    /// Enumerated resize modes to apply to images.
     /// </summary>
     public enum ResizeMode
     {
@@ -22,7 +22,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <summary>
         /// Pads the image to fit the bound of the container without resizing the
         /// original source.
-        /// When downscaling, performs the same functionality as <see cref="ResizeMode.Pad"/>
+        /// When downscaling, performs the same functionality as <see cref="Pad"/>
         /// </summary>
         BoxPad,
 

src/ImageSharp/Processing/Transforms/ResizeOptions.cs

@@ -3,6 +3,7 @@
 
 using System.Collections.Generic;
 using System.Linq;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 namespace SixLabors.ImageSharp.Processing.Transforms
@@ -35,7 +36,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <summary>
         /// Gets or sets the sampler to perform the resize operation.
         /// </summary>
-        public IResampler Sampler { get; set; } = Resamplers.Bicubic;
+        public IResampler Sampler { get; set; } = ResampleMode.Bicubic;
 
         /// <summary>
         /// Gets or sets a value indicating whether to compress

src/ImageSharp/Processing/Transforms/RotateExtensions.cs

@@ -3,6 +3,7 @@
 
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing.Transforms.Processors;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 
 namespace SixLabors.ImageSharp.Processing.Transforms
 {
@@ -31,7 +32,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <returns>The <see cref="Image{TPixel}"/></returns>
         public static IImageProcessingContext<TPixel> Rotate<TPixel>(this IImageProcessingContext<TPixel> source, float degrees)
             where TPixel : struct, IPixel<TPixel>
-            => Rotate(source, degrees, Resamplers.Bicubic);
+            => Rotate(source, degrees, ResampleMode.Bicubic);
 
         /// <summary>
         /// Rotates an image by the given angle in degrees using the specified sampling algorithm.

src/ImageSharp/Processing/Transforms/SkewExtensions.cs

@@ -3,6 +3,7 @@
 
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing.Transforms.Processors;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 
 namespace SixLabors.ImageSharp.Processing.Transforms
 {
@@ -21,7 +22,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <returns>The <see cref="Image{TPixel}"/></returns>
         public static IImageProcessingContext<TPixel> Skew<TPixel>(this IImageProcessingContext<TPixel> source, float degreesX, float degreesY)
             where TPixel : struct, IPixel<TPixel>
-            => Skew(source, degreesX, degreesY, Resamplers.Bicubic);
+            => Skew(source, degreesX, degreesY, ResampleMode.Bicubic);
 
         /// <summary>
         /// Skews an image by the given angles in degrees using the specified sampling algorithm.

src/ImageSharp/Processing/Transforms/TransformExtensions.cs

@@ -4,6 +4,7 @@
 using System.Numerics;
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing.Transforms.Processors;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 
 namespace SixLabors.ImageSharp.Processing.Transforms
@@ -22,7 +23,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <returns>The <see cref="Image{TPixel}"/></returns>
         public static IImageProcessingContext<TPixel> Transform<TPixel>(this IImageProcessingContext<TPixel> source, Matrix3x2 matrix)
             where TPixel : struct, IPixel<TPixel>
-            => Transform(source, matrix, Resamplers.Bicubic);
+            => Transform(source, matrix, ResampleMode.Bicubic);
 
         /// <summary>
         /// Transforms an image by the given matrix using the specified sampling algorithm.
@@ -87,7 +88,7 @@ namespace SixLabors.ImageSharp.Processing.Transforms
         /// <returns>The <see cref="Image{TPixel}"/></returns>
         internal static IImageProcessingContext<TPixel> Transform<TPixel>(this IImageProcessingContext<TPixel> source, Matrix4x4 matrix)
             where TPixel : struct, IPixel<TPixel>
-            => Transform(source, matrix, Resamplers.Bicubic);
+            => Transform(source, matrix, ResampleMode.Bicubic);
 
         /// <summary>
         /// Applies a projective transform to the image by the given matrix using the specified sampling algorithm.

tests/ImageSharp.Tests/Drawing/DrawImageTest.cs

@@ -66,7 +66,7 @@ namespace SixLabors.ImageSharp.Tests
                 // We pass a new rectangle here based on the dest bounds since we've offset the matrix
                 blend.Mutate(x => x.Transform(
                     centeredMatrix,
-                    Resamplers.Bicubic,
+                    ResampleMode.Bicubic,
                     new Rectangle(0, 0, destBounds.Width, destBounds.Height)));
 
                 var position = new Point((image.Width - blend.Width) / 2, (image.Height - blend.Height) / 2);

tests/ImageSharp.Tests/Processing/Binarization/BinaryDitherTest.cs

@@ -9,6 +9,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Binarization
 {
     using SixLabors.ImageSharp.Processing.Binarization;
     using SixLabors.ImageSharp.Processing.Binarization.Processors;
+    using SixLabors.ImageSharp.Processing.Dithering;
     using SixLabors.ImageSharp.Processing.Dithering.ErrorDiffusion;
     using SixLabors.ImageSharp.Processing.Dithering.Ordered;
 
@@ -19,8 +20,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Binarization
 
         public BinaryDitherTest()
         {
-            this.orderedDither = Ditherers.BayerDither4x4;
-            this.errorDiffuser = Diffusers.FloydSteinberg;
+            this.orderedDither = DitherMode.BayerDither4x4;
+            this.errorDiffuser = DiffuseMode.FloydSteinberg;
         }
 
         [Fact]

tests/ImageSharp.Tests/Processing/Dithering/DitherTest.cs

@@ -2,7 +2,7 @@
 // Licensed under the Apache License, Version 2.0.
 
 using SixLabors.ImageSharp.PixelFormats;
-using SixLabors.ImageSharp.Processing.Processors;
+
 using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Binarization
@@ -25,8 +25,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Binarization
 
         public DitherTest()
         {
-            this.orderedDither = Ditherers.BayerDither4x4;
-            this.errorDiffuser = Diffusers.FloydSteinberg;
+            this.orderedDither = DitherMode.BayerDither4x4;
+            this.errorDiffuser = DiffuseMode.FloydSteinberg;
         }
 
         [Fact]

tests/ImageSharp.Tests/Processing/Processors/Binarization/BinaryDitherTests.cs

@@ -12,6 +12,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Binarization
 {
     using SixLabors.ImageSharp.Processing;
     using SixLabors.ImageSharp.Processing.Binarization;
+    using SixLabors.ImageSharp.Processing.Dithering;
     using SixLabors.ImageSharp.Processing.Dithering.ErrorDiffusion;
     using SixLabors.ImageSharp.Processing.Dithering.Ordered;
 
@@ -24,29 +25,29 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Binarization
 
         public static readonly TheoryData<string, IOrderedDither> OrderedDitherers = new TheoryData<string, IOrderedDither>
         {
-            { "Bayer8x8", Ditherers.BayerDither8x8 },
-            { "Bayer4x4", Ditherers.BayerDither4x4 },
-            { "Ordered3x3", Ditherers.OrderedDither3x3 },
-            { "Bayer2x2", Ditherers.BayerDither2x2 }
+            { "Bayer8x8", DitherMode.BayerDither8x8 },
+            { "Bayer4x4", DitherMode.BayerDither4x4 },
+            { "Ordered3x3", DitherMode.OrderedDither3x3 },
+            { "Bayer2x2", DitherMode.BayerDither2x2 }
         };
 
         public static readonly TheoryData<string, IErrorDiffuser> ErrorDiffusers = new TheoryData<string, IErrorDiffuser>
         {
-            { "Atkinson", Diffusers.Atkinson },
-            { "Burks", Diffusers.Burks },
-            { "FloydSteinberg", Diffusers.FloydSteinberg },
-            { "JarvisJudiceNinke", Diffusers.JarvisJudiceNinke },
-            { "Sierra2", Diffusers.Sierra2 },
-            { "Sierra3", Diffusers.Sierra3 },
-            { "SierraLite", Diffusers.SierraLite },
-            { "StevensonArce", Diffusers.StevensonArce },
-            { "Stucki", Diffusers.Stucki },
+            { "Atkinson", DiffuseMode.Atkinson },
+            { "Burks", DiffuseMode.Burks },
+            { "FloydSteinberg", DiffuseMode.FloydSteinberg },
+            { "JarvisJudiceNinke", DiffuseMode.JarvisJudiceNinke },
+            { "Sierra2", DiffuseMode.Sierra2 },
+            { "Sierra3", DiffuseMode.Sierra3 },
+            { "SierraLite", DiffuseMode.SierraLite },
+            { "StevensonArce", DiffuseMode.StevensonArce },
+            { "Stucki", DiffuseMode.Stucki },
         };
 
 
-        private static IOrderedDither DefaultDitherer => Ditherers.BayerDither4x4;
+        private static IOrderedDither DefaultDitherer => DitherMode.BayerDither4x4;
 
-        private static IErrorDiffuser DefaultErrorDiffuser => Diffusers.Atkinson;
+        private static IErrorDiffuser DefaultErrorDiffuser => DiffuseMode.Atkinson;
 
         [Theory]
         [WithFileCollection(nameof(CommonTestImages), nameof(OrderedDitherers), DefaultPixelType)]

tests/ImageSharp.Tests/Processing/Processors/Dithering/DitherTests.cs

@@ -24,29 +24,29 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Binarization
 
         public static readonly TheoryData<string, IOrderedDither> OrderedDitherers = new TheoryData<string, IOrderedDither>
         {
-            { "Bayer8x8", Ditherers.BayerDither8x8 },
-            { "Bayer4x4", Ditherers.BayerDither4x4 },
-            { "Ordered3x3", Ditherers.OrderedDither3x3 },
-            { "Bayer2x2", Ditherers.BayerDither2x2 }
+            { "Bayer8x8", DitherMode.BayerDither8x8 },
+            { "Bayer4x4", DitherMode.BayerDither4x4 },
+            { "Ordered3x3", DitherMode.OrderedDither3x3 },
+            { "Bayer2x2", DitherMode.BayerDither2x2 }
         };
 
         public static readonly TheoryData<string, IErrorDiffuser> ErrorDiffusers = new TheoryData<string, IErrorDiffuser>
         {
-            { "Atkinson", Diffusers.Atkinson },
-            { "Burks", Diffusers.Burks },
-            { "FloydSteinberg", Diffusers.FloydSteinberg },
-            { "JarvisJudiceNinke", Diffusers.JarvisJudiceNinke },
-            { "Sierra2", Diffusers.Sierra2 },
-            { "Sierra3", Diffusers.Sierra3 },
-            { "SierraLite", Diffusers.SierraLite },
-            { "StevensonArce", Diffusers.StevensonArce },
-            { "Stucki", Diffusers.Stucki },
+            { "Atkinson", DiffuseMode.Atkinson },
+            { "Burks", DiffuseMode.Burks },
+            { "FloydSteinberg", DiffuseMode.FloydSteinberg },
+            { "JarvisJudiceNinke", DiffuseMode.JarvisJudiceNinke },
+            { "Sierra2", DiffuseMode.Sierra2 },
+            { "Sierra3", DiffuseMode.Sierra3 },
+            { "SierraLite", DiffuseMode.SierraLite },
+            { "StevensonArce", DiffuseMode.StevensonArce },
+            { "Stucki", DiffuseMode.Stucki },
         };
 
 
-        private static IOrderedDither DefaultDitherer => Ditherers.BayerDither4x4;
+        private static IOrderedDither DefaultDitherer => DitherMode.BayerDither4x4;
 
-        private static IErrorDiffuser DefaultErrorDiffuser => Diffusers.Atkinson;
+        private static IErrorDiffuser DefaultErrorDiffuser => DiffuseMode.Atkinson;
 
         [Theory]
         [WithFileCollection(nameof(CommonTestImages), nameof(OrderedDitherers), DefaultPixelType)]

tests/ImageSharp.Tests/Processing/Processors/Transforms/ResizeProfilingBenchmarks.cs

@@ -43,7 +43,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
         public void PrintWeightsData()
         {
             var size = new Size(500, 500);
-            var proc = new ResizeProcessor<Rgba32>(Resamplers.Bicubic, 200, 200, size);
+            var proc = new ResizeProcessor<Rgba32>(ResampleMode.Bicubic, 200, 200, size);
 
             WeightsBuffer weights = proc.PrecomputeWeights(Configuration.Default.MemoryManager, proc.Width, size.Width);
 

tests/ImageSharp.Tests/Processing/Processors/Transforms/ResizeTests.cs

@@ -2,11 +2,10 @@
 // Licensed under the Apache License, Version 2.0.
 
 using System;
-
 using SixLabors.ImageSharp.Helpers;
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing;
-
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 using Xunit;
 
@@ -22,20 +21,20 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
         public static readonly TheoryData<string, IResampler> AllReSamplers =
             new TheoryData<string, IResampler>
             {
-                { "Bicubic", Resamplers.Bicubic },
-                { "Triangle", Resamplers.Triangle},
-                { "NearestNeighbor", Resamplers.NearestNeighbor },
-                { "Box", Resamplers.Box },
+                { "Bicubic", ResampleMode.Bicubic },
+                { "Triangle", ResampleMode.Triangle},
+                { "NearestNeighbor", ResampleMode.NearestNeighbor },
+                { "Box", ResampleMode.Box },
                 // { "Lanczos2", KnownResamplers.Lanczos2 }, TODO: Add expected file
-                { "Lanczos3", Resamplers.Lanczos3 },
-                { "Lanczos5", Resamplers.Lanczos5 },
-                { "MitchellNetravali", Resamplers.MitchellNetravali  },
-                { "Lanczos8", Resamplers.Lanczos8  },
-                { "Hermite", Resamplers.Hermite  },
-                { "Spline", Resamplers.Spline  },
-                { "Robidoux", Resamplers.Robidoux  },
-                { "RobidouxSharp", Resamplers.RobidouxSharp },
-                { "Welch", Resamplers.Welch  }
+                { "Lanczos3", ResampleMode.Lanczos3 },
+                { "Lanczos5", ResampleMode.Lanczos5 },
+                { "MitchellNetravali", ResampleMode.MitchellNetravali  },
+                { "Lanczos8", ResampleMode.Lanczos8  },
+                { "Hermite", ResampleMode.Hermite  },
+                { "Spline", ResampleMode.Spline  },
+                { "Robidoux", ResampleMode.Robidoux  },
+                { "RobidouxSharp", ResampleMode.RobidouxSharp },
+                { "Welch", ResampleMode.Welch  }
             };
 
         [Theory]
@@ -104,7 +103,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
         {
             using (Image<TPixel> image = provider.GetImage())
             {
-                image.Mutate(x => x.Resize(image.Width / 2, image.Height / 2, Resamplers.NearestNeighbor));
+                image.Mutate(x => x.Resize(image.Width / 2, image.Height / 2, ResampleMode.NearestNeighbor));
 
                 // Comparer fights decoder with gif-s. Could not use CompareToReferenceOutput here :(
                 image.DebugSave(provider, extension: Extensions.Gif);
@@ -121,7 +120,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
                 var sourceRectangle = new Rectangle(image.Width / 8, image.Height / 8, image.Width / 4, image.Height / 4);
                 var destRectangle = new Rectangle(image.Width / 4, image.Height / 4, image.Width / 2, image.Height / 2);
 
-                image.Mutate(x => x.Resize(image.Width, image.Height, Resamplers.Bicubic, sourceRectangle, destRectangle, false));
+                image.Mutate(x => x.Resize(image.Width, image.Height, ResampleMode.Bicubic, sourceRectangle, destRectangle, false));
 
                 image.DebugSave(provider);
                 image.CompareToReferenceOutput(provider);
@@ -302,7 +301,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
         [InlineData(2, 0)]
         public static void BicubicWindowOscillatesCorrectly(float x, float expected)
         {
-            var sampler = Resamplers.Bicubic;
+            var sampler = ResampleMode.Bicubic;
             float result = sampler.GetValue(x);
 
             Assert.Equal(result, expected);
@@ -316,7 +315,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
         [InlineData(2, 0)]
         public static void TriangleWindowOscillatesCorrectly(float x, float expected)
         {
-            var sampler = Resamplers.Triangle;
+            var sampler = ResampleMode.Triangle;
             float result = sampler.GetValue(x);
 
             Assert.Equal(result, expected);
@@ -330,7 +329,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
         [InlineData(2, 0)]
         public static void Lanczos3WindowOscillatesCorrectly(float x, float expected)
         {
-            var sampler = Resamplers.Lanczos3;
+            var sampler = ResampleMode.Lanczos3;
             float result = sampler.GetValue(x);
 
             Assert.Equal(result, expected);
@@ -344,7 +343,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
         [InlineData(4, 0)]
         public static void Lanczos5WindowOscillatesCorrectly(float x, float expected)
         {
-            var sampler = Resamplers.Lanczos5;
+            var sampler = ResampleMode.Lanczos5;
             float result = sampler.GetValue(x);
 
             Assert.Equal(result, expected);

tests/ImageSharp.Tests/Processing/Processors/Transforms/SkewTest.cs

@@ -12,6 +12,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
 
     using SixLabors.ImageSharp.Processing;
     using SixLabors.ImageSharp.Processing.Transforms;
+    using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 
     public class SkewTest : FileTestBase
     {
@@ -25,21 +26,21 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
         public static readonly List<string> ResamplerNames
             = new List<string>
         {
-            nameof(Resamplers.Bicubic),
-            nameof(Resamplers.Box),
-            nameof(Resamplers.CatmullRom),
-            nameof(Resamplers.Hermite),
-            nameof(Resamplers.Lanczos2),
-            nameof(Resamplers.Lanczos3),
-            nameof(Resamplers.Lanczos5),
-            nameof(Resamplers.Lanczos8),
-            nameof(Resamplers.MitchellNetravali),
-            nameof(Resamplers.NearestNeighbor),
-            nameof(Resamplers.Robidoux),
-            nameof(Resamplers.RobidouxSharp),
-            nameof(Resamplers.Spline),
-            nameof(Resamplers.Triangle),
-            nameof(Resamplers.Welch),
+            nameof(ResampleMode.Bicubic),
+            nameof(ResampleMode.Box),
+            nameof(ResampleMode.CatmullRom),
+            nameof(ResampleMode.Hermite),
+            nameof(ResampleMode.Lanczos2),
+            nameof(ResampleMode.Lanczos3),
+            nameof(ResampleMode.Lanczos5),
+            nameof(ResampleMode.Lanczos8),
+            nameof(ResampleMode.MitchellNetravali),
+            nameof(ResampleMode.NearestNeighbor),
+            nameof(ResampleMode.Robidoux),
+            nameof(ResampleMode.RobidouxSharp),
+            nameof(ResampleMode.Spline),
+            nameof(ResampleMode.Triangle),
+            nameof(ResampleMode.Welch),
         };
 
         [Theory]
@@ -72,7 +73,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Transforms
 
         private static IResampler GetResampler(string name)
         {
-            PropertyInfo property = typeof(Resamplers).GetTypeInfo().GetProperty(name);
+            PropertyInfo property = typeof(ResampleMode).GetTypeInfo().GetProperty(name);
 
             if (property == null)
             {

tests/ImageSharp.Tests/Processing/Transforms/AffineTransformTests.cs

@@ -3,6 +3,7 @@ using System.Numerics;
 using System.Reflection;
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 using Xunit;
 using Xunit.Abstractions;
@@ -38,30 +39,30 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
         public static readonly TheoryData<string> ResamplerNames =
             new TheoryData<string>
                   {
-                      nameof(Resamplers.Bicubic),
-                      nameof(Resamplers.Box),
-                      nameof(Resamplers.CatmullRom),
-                      nameof(Resamplers.Hermite),
-                      nameof(Resamplers.Lanczos2),
-                      nameof(Resamplers.Lanczos3),
-                      nameof(Resamplers.Lanczos5),
-                      nameof(Resamplers.Lanczos8),
-                      nameof(Resamplers.MitchellNetravali),
-                      nameof(Resamplers.NearestNeighbor),
-                      nameof(Resamplers.Robidoux),
-                      nameof(Resamplers.RobidouxSharp),
-                      nameof(Resamplers.Spline),
-                      nameof(Resamplers.Triangle),
-                      nameof(Resamplers.Welch),
+                      nameof(ResampleMode.Bicubic),
+                      nameof(ResampleMode.Box),
+                      nameof(ResampleMode.CatmullRom),
+                      nameof(ResampleMode.Hermite),
+                      nameof(ResampleMode.Lanczos2),
+                      nameof(ResampleMode.Lanczos3),
+                      nameof(ResampleMode.Lanczos5),
+                      nameof(ResampleMode.Lanczos8),
+                      nameof(ResampleMode.MitchellNetravali),
+                      nameof(ResampleMode.NearestNeighbor),
+                      nameof(ResampleMode.Robidoux),
+                      nameof(ResampleMode.RobidouxSharp),
+                      nameof(ResampleMode.Spline),
+                      nameof(ResampleMode.Triangle),
+                      nameof(ResampleMode.Welch),
                   };
 
         public static readonly TheoryData<string> Transform_DoesNotCreateEdgeArtifacts_ResamplerNames =
             new TheoryData<string>
                 {
-                    nameof(Resamplers.NearestNeighbor),
-                    nameof(Resamplers.Triangle),
-                    nameof(Resamplers.Bicubic),
-                    nameof(Resamplers.Lanczos8),
+                    nameof(ResampleMode.NearestNeighbor),
+                    nameof(ResampleMode.Triangle),
+                    nameof(ResampleMode.Bicubic),
+                    nameof(ResampleMode.Lanczos8),
                 };
 
         public AffineTransformTests(ITestOutputHelper output)
@@ -113,7 +114,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
 
                 this.PrintMatrix(m);
 
-                image.Mutate(i => i.Transform(m, Resamplers.Bicubic));
+                image.Mutate(i => i.Transform(m, ResampleMode.Bicubic));
 
                 string testOutputDetails = $"R({angleDeg})_S({sx},{sy})_T({tx},{ty})";
                 image.DebugSave(provider, testOutputDetails);
@@ -130,7 +131,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
             {
                 Matrix3x2 m = this.MakeManuallyCenteredMatrix(angleDeg, s, image);
 
-                image.Mutate(i => i.Transform(m, Resamplers.Bicubic));
+                image.Mutate(i => i.Transform(m, ResampleMode.Bicubic));
 
                 string testOutputDetails = $"R({angleDeg})_S({s})";
                 image.DebugSave(provider, testOutputDetails);
@@ -163,7 +164,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
             {
                 var m = Matrix3x2.CreateScale(2.0F, 1.5F);
                 
-                image.Mutate(i => i.Transform(m, Resamplers.Spline, rectangle));
+                image.Mutate(i => i.Transform(m, ResampleMode.Spline, rectangle));
 
                 image.DebugSave(provider);
                 image.CompareToReferenceOutput(provider);
@@ -181,7 +182,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
             {
                 var m = Matrix3x2.CreateScale(1.0F, 2.0F);
 
-                image.Mutate(i => i.Transform(m, Resamplers.Spline, rectangle));
+                image.Mutate(i => i.Transform(m, ResampleMode.Spline, rectangle));
 
                 image.DebugSave(provider);
                 image.CompareToReferenceOutput(provider);
@@ -225,7 +226,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
 
         private static IResampler GetResampler(string name)
         {
-            PropertyInfo property = typeof(Resamplers).GetTypeInfo().GetProperty(name);
+            PropertyInfo property = typeof(ResampleMode).GetTypeInfo().GetProperty(name);
 
             if (property == null)
             {

tests/ImageSharp.Tests/Processing/Transforms/PadTest.cs

@@ -1,9 +1,7 @@
 // Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
-using SixLabors.ImageSharp.Processing;
-using SixLabors.ImageSharp.Processing.Processors;
-
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Transforms
@@ -18,7 +16,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
         {
             int width = 500;
             int height = 565;
-            IResampler sampler = Resamplers.NearestNeighbor;
+            IResampler sampler = ResampleMode.NearestNeighbor;
 
             this.operations.Pad(width, height);
             ResizeProcessor<Rgba32> resizeProcessor = this.Verify<ResizeProcessor<Rgba32>>();

tests/ImageSharp.Tests/Processing/Transforms/ResizeTests.cs

@@ -3,6 +3,7 @@
 
 using SixLabors.ImageSharp.Processing.Transforms;
 using SixLabors.ImageSharp.Processing.Transforms.Processors;
+using SixLabors.ImageSharp.Processing.Transforms.Resamplers;
 using SixLabors.Primitives;
 using Xunit;
 
@@ -27,7 +28,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
         {
             int width = 50;
             int height = 100;
-            IResampler sampler = Resamplers.Lanczos3;
+            IResampler sampler = ResampleMode.Lanczos3;
             this.operations.Resize(width, height, sampler);
             ResizeProcessor<Rgba32> resizeProcessor = this.Verify<ResizeProcessor<Rgba32>>();
 
@@ -41,7 +42,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
         {
             int width = 50;
             int height = 100;
-            IResampler sampler = Resamplers.Lanczos3;
+            IResampler sampler = ResampleMode.Lanczos3;
             bool compand = true;
 
             // ReSharper disable once ConditionIsAlwaysTrueOrFalse
@@ -59,7 +60,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Transforms
         {
             int width = 50;
             int height = 100;
-            IResampler sampler = Resamplers.Lanczos3;
+            IResampler sampler = ResampleMode.Lanczos3;
             bool compand = true;
             ResizeMode mode = ResizeMode.Stretch;