Merge branch 'master' into master

tests/ImageSharp.Benchmarks/Image/CopyPixels.cs → tests/ImageSharp.Benchmarks/Codecs/CopyPixels.cs

@@ -5,7 +5,7 @@
 
 using SixLabors.ImageSharp.PixelFormats;
 
-namespace SixLabors.ImageSharp.Benchmarks.Image
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
 {
     using System;
     using System.Threading.Tasks;

tests/ImageSharp.Benchmarks/Codecs/DecodeBmp.cs

@@ -0,0 +1,57 @@
+// Copyright (c) Six Labors and contributors.
+// Licensed under the Apache License, Version 2.0.
+
+using System.Drawing;
+using System.IO;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Tests;
+using CoreSize = SixLabors.Primitives.Size;
+using SDImage = System.Drawing.Image;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
+{
+    [Config(typeof(Config.ShortClr))]
+    public class DecodeBmp : BenchmarkBase
+    {
+        private byte[] bmpBytes;
+
+        private string TestImageFullPath => Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, this.TestImage);
+
+        [GlobalSetup]
+        public void ReadImages()
+        {
+            if (this.bmpBytes == null)
+            {
+                this.bmpBytes = File.ReadAllBytes(this.TestImageFullPath);
+            }
+        }
+
+        [Params(TestImages.Bmp.Car)]
+        public string TestImage { get; set; }
+
+        [Benchmark(Baseline = true, Description = "System.Drawing Bmp")]
+        public Size BmpSystemDrawing()
+        {
+            using (var memoryStream = new MemoryStream(this.bmpBytes))
+            {
+                using (var image = SDImage.FromStream(memoryStream))
+                {
+                    return image.Size;
+                }
+            }
+        }
+
+        [Benchmark(Description = "ImageSharp Bmp")]
+        public CoreSize BmpCore()
+        {
+            using (var memoryStream = new MemoryStream(this.bmpBytes))
+            {
+                using (var image = Image.Load<Rgba32>(memoryStream))
+                {
+                    return new CoreSize(image.Width, image.Height);
+                }
+            }
+        }
+    }
+}

tests/ImageSharp.Benchmarks/Codecs/DecodeFilteredPng.cs

@@ -0,0 +1,75 @@
+// <copyright file="DecodePng.cs" company="James Jackson-South">
+// Copyright (c) James Jackson-South and contributors.
+// Licensed under the Apache License, Version 2.0.
+// </copyright>
+
+using System.IO;
+using System.Runtime.CompilerServices;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Tests;
+using CoreSize = SixLabors.Primitives.Size;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
+{
+    [Config(typeof(Config.ShortClr))]
+    public class DecodeFilteredPng : BenchmarkBase
+    {
+        private byte[] filter0;
+        private byte[] filter1;
+        private byte[] filter2;
+        private byte[] filter3;
+        private byte[] filter4;
+
+        [GlobalSetup]
+        public void ReadImages()
+        {
+            this.filter0 = File.ReadAllBytes(TestImageFullPath(TestImages.Png.Filter0));
+            this.filter1 = File.ReadAllBytes(TestImageFullPath(TestImages.Png.Filter1));
+            this.filter2 = File.ReadAllBytes(TestImageFullPath(TestImages.Png.Filter2));
+            this.filter3 = File.ReadAllBytes(TestImageFullPath(TestImages.Png.Filter3));
+            this.filter4 = File.ReadAllBytes(TestImageFullPath(TestImages.Png.Filter4));
+        }
+
+        [Benchmark(Baseline = true, Description = "None-filtered PNG file")]
+        public CoreSize PngFilter0()
+        {
+            return LoadPng(this.filter0);
+        }
+
+        [Benchmark(Description = "Sub-filtered PNG file")]
+        public CoreSize PngFilter1()
+        {
+            return LoadPng(this.filter1);
+        }
+
+        [Benchmark(Description = "Up-filtered PNG file")]
+        public CoreSize PngFilter2()
+        {
+            return LoadPng(this.filter2);
+        }
+
+        [Benchmark(Description = "Average-filtered PNG file")]
+        public CoreSize PngFilter3()
+        {
+            return LoadPng(this.filter3);
+        }
+
+        [Benchmark(Description = "Paeth-filtered PNG file")]
+        public CoreSize PngFilter4()
+        {
+            return LoadPng(this.filter4);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private static CoreSize LoadPng(byte[] bytes)
+        {
+            using (var image = Image.Load<Rgba32>(bytes))
+            {
+                return image.Size();
+            }
+        }
+
+        private static string TestImageFullPath(string path) => Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, path);
+    }
+}

tests/ImageSharp.Benchmarks/Codecs/DecodeGif.cs

@@ -0,0 +1,57 @@
+// Copyright (c) Six Labors and contributors.
+// Licensed under the Apache License, Version 2.0.
+
+using System.Drawing;
+using System.IO;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Tests;
+using CoreSize = SixLabors.Primitives.Size;
+using SDImage = System.Drawing.Image;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
+{
+    [Config(typeof(Config.ShortClr))]
+    public class DecodeGif : BenchmarkBase
+    {
+        private byte[] gifBytes;
+
+        private string TestImageFullPath => Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, this.TestImage);
+
+        [GlobalSetup]
+        public void ReadImages()
+        {
+            if (this.gifBytes == null)
+            {
+                this.gifBytes = File.ReadAllBytes(this.TestImageFullPath);
+            }
+        }
+
+        [Params(TestImages.Gif.Rings)]
+        public string TestImage { get; set; }
+
+        [Benchmark(Baseline = true, Description = "System.Drawing Gif")]
+        public Size GifSystemDrawing()
+        {
+            using (var memoryStream = new MemoryStream(this.gifBytes))
+            {
+                using (var image = SDImage.FromStream(memoryStream))
+                {
+                    return image.Size;
+                }
+            }
+        }
+
+        [Benchmark(Description = "ImageSharp Gif")]
+        public CoreSize GifCore()
+        {
+            using (var memoryStream = new MemoryStream(this.gifBytes))
+            {
+                using (var image = Image.Load<Rgba32>(memoryStream))
+                {
+                    return new CoreSize(image.Width, image.Height);
+                }
+            }
+        }
+    }
+}

tests/ImageSharp.Benchmarks/Image/DecodePng.cs → tests/ImageSharp.Benchmarks/Codecs/DecodePng.cs

@@ -1,31 +1,23 @@
-// <copyright file="DecodePng.cs" company="James Jackson-South">
+// Copyright (c) Six Labors and contributors.
-// Copyright (c) James Jackson-South and contributors.
 // Licensed under the Apache License, Version 2.0.
-// </copyright>
 
+using System.Drawing;
+using System.IO;
+using BenchmarkDotNet.Attributes;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Tests;
+using CoreSize = SixLabors.Primitives.Size;
+using SDImage = System.Drawing.Image;
 
-namespace SixLabors.ImageSharp.Benchmarks.Image
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
 {
-    using System.Drawing;
-    using System.IO;
-
-    using BenchmarkDotNet.Attributes;
-
-    using SixLabors.ImageSharp.Tests;
-
-    using CoreImage = ImageSharp.Image;
-
-    using CoreSize = SixLabors.Primitives.Size;
 
     [Config(typeof(Config.ShortClr))]
     public class DecodePng : BenchmarkBase
     {
         private byte[] pngBytes;
 
-        private string TestImageFullPath => Path.Combine(
+        private string TestImageFullPath => Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, this.TestImage);
-            TestEnvironment.InputImagesDirectoryFullPath,
-            this.TestImage);
 
         [Params(TestImages.Png.Splash)]
         public string TestImage { get; set; }
@@ -44,7 +36,7 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
         {
             using (var memoryStream = new MemoryStream(this.pngBytes))
             {
-                using (var image = Image.FromStream(memoryStream))
+                using (var image = SDImage.FromStream(memoryStream))
                 {
                     return image.Size;
                 }
@@ -56,9 +48,9 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
         {
             using (var memoryStream = new MemoryStream(this.pngBytes))
             {
-                using (var image = CoreImage.Load<Rgba32>(memoryStream))
+                using (var image = Image.Load<Rgba32>(memoryStream))
                 {
-                    return new CoreSize(image.Width, image.Height);
+                    return image.Size();
                 }
             }
         }

tests/ImageSharp.Benchmarks/Image/EncodeBmp.cs → tests/ImageSharp.Benchmarks/Codecs/EncodeBmp.cs

@@ -1,25 +1,20 @@
-// <copyright file="EncodeBmp.cs" company="James Jackson-South">
+// Copyright (c) Six Labors and contributors.
-// Copyright (c) James Jackson-South and contributors.
 // Licensed under the Apache License, Version 2.0.
-// </copyright>
 
+using System.Drawing.Imaging;
+using System.IO;
+using BenchmarkDotNet.Attributes;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Tests;
+using SDImage = System.Drawing.Image;
 
-namespace SixLabors.ImageSharp.Benchmarks.Image
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
 {
-    using System.Drawing;
+    [Config(typeof(Config.ShortClr))]
-    using System.Drawing.Imaging;
-    using System.IO;
-
-    using BenchmarkDotNet.Attributes;
-
-    using CoreImage = ImageSharp.Image;
-
     public class EncodeBmp : BenchmarkBase
     {
-        // System.Drawing needs this.
         private Stream bmpStream;
-        private Image bmpDrawing;
+        private SDImage bmpDrawing;
         private Image<Rgba32> bmpCore;
 
         [GlobalSetup]
@@ -27,10 +22,10 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
         {
             if (this.bmpStream == null)
             {
-                this.bmpStream = File.OpenRead("../ImageSharp.Tests/TestImages/Formats/Bmp/Car.bmp");
+                this.bmpStream = File.OpenRead(Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, TestImages.Bmp.Car));
-                this.bmpCore = CoreImage.Load<Rgba32>(this.bmpStream);
+                this.bmpCore = Image.Load<Rgba32>(this.bmpStream);
                 this.bmpStream.Position = 0;
-                this.bmpDrawing = Image.FromStream(this.bmpStream);
+                this.bmpDrawing = SDImage.FromStream(this.bmpStream);
             }
         }
 
@@ -45,7 +40,7 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
         [Benchmark(Baseline = true, Description = "System.Drawing Bmp")]
         public void BmpSystemDrawing()
         {
-            using (MemoryStream memoryStream = new MemoryStream())
+            using (var memoryStream = new MemoryStream())
             {
                 this.bmpDrawing.Save(memoryStream, ImageFormat.Bmp);
             }
@@ -54,10 +49,10 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
         [Benchmark(Description = "ImageSharp Bmp")]
         public void BmpCore()
         {
-            using (MemoryStream memoryStream = new MemoryStream())
+            using (var memoryStream = new MemoryStream())
             {
                 this.bmpCore.SaveAsBmp(memoryStream);
             }
         }
     }
-}
+}

tests/ImageSharp.Benchmarks/Codecs/EncodeBmpMultiple.cs

@@ -0,0 +1,28 @@
+// Copyright (c) Six Labors and contributors.
+// Licensed under the Apache License, Version 2.0.
+
+using System.Collections.Generic;
+using System.Drawing.Imaging;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.Formats.Bmp;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
+{
+    [Config(typeof(Config.ShortClr))]
+    public class EncodeBmpMultiple : MultiImageBenchmarkBase.WithImagesPreloaded
+    {
+        protected override IEnumerable<string> InputImageSubfoldersOrFiles => new[] { "Bmp/", "Jpg/baseline" };
+
+        [Benchmark(Description = "EncodeBmpMultiple - ImageSharp")]
+        public void EncodeBmpImageSharp()
+        {
+            this.ForEachImageSharpImage((img, ms) => { img.Save(ms, new BmpEncoder()); return null; });
+        }
+
+        [Benchmark(Baseline = true, Description = "EncodeBmpMultiple - System.Drawing")]
+        public void EncodeBmpSystemDrawing()
+        {
+            this.ForEachSystemDrawingImage((img, ms) => { img.Save(ms, ImageFormat.Bmp); return null; });
+        }
+    }
+}

tests/ImageSharp.Benchmarks/Codecs/EncodeGif.cs

@@ -0,0 +1,63 @@
+// Copyright (c) Six Labors and contributors.
+// Licensed under the Apache License, Version 2.0.
+
+using System.Drawing.Imaging;
+using System.IO;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.Formats.Gif;
+using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Processing.Quantization;
+using SixLabors.ImageSharp.Tests;
+using SDImage = System.Drawing.Image;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
+{
+    [Config(typeof(Config.ShortClr))]
+    public class EncodeGif : BenchmarkBase
+    {
+        // System.Drawing needs this.
+        private Stream bmpStream;
+        private SDImage bmpDrawing;
+        private Image<Rgba32> bmpCore;
+
+        [GlobalSetup]
+        public void ReadImages()
+        {
+            if (this.bmpStream == null)
+            {
+                this.bmpStream = File.OpenRead(Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, TestImages.Bmp.Car));
+                this.bmpCore = Image.Load<Rgba32>(this.bmpStream);
+                this.bmpStream.Position = 0;
+                this.bmpDrawing = SDImage.FromStream(this.bmpStream);
+            }
+        }
+
+        [GlobalCleanup]
+        public void Cleanup()
+        {
+            this.bmpStream.Dispose();
+            this.bmpCore.Dispose();
+            this.bmpDrawing.Dispose();
+        }
+
+        [Benchmark(Baseline = true, Description = "System.Drawing Gif")]
+        public void GifSystemDrawing()
+        {
+            using (var memoryStream = new MemoryStream())
+            {
+                this.bmpDrawing.Save(memoryStream, ImageFormat.Gif);
+            }
+        }
+
+        [Benchmark(Description = "ImageSharp Gif")]
+        public void GifCore()
+        {
+            // Try to get as close to System.Drawing's output as possible
+            var options = new GifEncoder { Quantizer = new PaletteQuantizer(false) };
+            using (var memoryStream = new MemoryStream())
+            {
+                this.bmpCore.SaveAsGif(memoryStream, options);
+            }
+        }
+    }
+}

tests/ImageSharp.Benchmarks/Codecs/EncodeGifMultiple.cs

@@ -0,0 +1,37 @@
+// Copyright (c) Six Labors and contributors.
+// Licensed under the Apache License, Version 2.0.
+
+using System.Collections.Generic;
+using System.Drawing.Imaging;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.Formats.Gif;
+using SixLabors.ImageSharp.Processing.Quantization;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
+{
+    [Config(typeof(Config.ShortClr))]
+    public class EncodeGifMultiple : MultiImageBenchmarkBase.WithImagesPreloaded
+    {
+        [Params(InputImageCategory.AllImages)]
+        public override InputImageCategory InputCategory { get; set; }
+
+        protected override IEnumerable<string> InputImageSubfoldersOrFiles => new[] { "Gif/" };
+
+        [Benchmark(Description = "EncodeGifMultiple - ImageSharp")]
+        public void EncodeGifImageSharp()
+        {
+            this.ForEachImageSharpImage((img, ms) =>
+            {
+                // Try to get as close to System.Drawing's output as possible
+                var options = new GifEncoder { Quantizer = new PaletteQuantizer(false) };
+                img.Save(ms, options); return null;
+            });
+        }
+
+        [Benchmark(Baseline = true, Description = "EncodeGifMultiple - System.Drawing")]
+        public void EncodeGifSystemDrawing()
+        {
+            this.ForEachSystemDrawingImage((img, ms) => { img.Save(ms, ImageFormat.Gif); return null; });
+        }
+    }
+}

tests/ImageSharp.Benchmarks/Image/EncodeIndexedPng.cs → tests/ImageSharp.Benchmarks/Codecs/EncodeIndexedPng.cs

@@ -1,39 +1,32 @@
-// <copyright file="EncodeIndexedPng.cs" company="James Jackson-South">
+// Copyright (c) Six Labors and contributors.
-// Copyright (c) James Jackson-South and contributors.
 // Licensed under the Apache License, Version 2.0.
-// </copyright>
 
 using System.IO;
 using BenchmarkDotNet.Attributes;
 using SixLabors.ImageSharp.Formats.Png;
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing.Quantization;
+using SixLabors.ImageSharp.Tests;
 using CoreImage = SixLabors.ImageSharp.Image;
 
-namespace SixLabors.ImageSharp.Benchmarks.Image
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
 {
     /// <summary>
     /// Benchmarks saving png files using different quantizers. System.Drawing cannot save indexed png files so we cannot compare.
     /// </summary>
+    [Config(typeof(Config.ShortClr))]
     public class EncodeIndexedPng : BenchmarkBase
     {
         // System.Drawing needs this.
         private Stream bmpStream;
         private Image<Rgba32> bmpCore;
 
-        [Params(false)]
-        public bool LargeImage { get; set; }
-
         [GlobalSetup]
         public void ReadImages()
         {
             if (this.bmpStream == null)
             {
-                string path = this.LargeImage
+                this.bmpStream = File.OpenRead(Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, TestImages.Bmp.Car));
-                    ? "../ImageSharp.Tests/TestImages/Formats/Jpg/baseline/jpeg420exif.jpg"
-                    : "../ImageSharp.Tests/TestImages/Formats/Bmp/Car.bmp";
-
-                this.bmpStream = File.OpenRead(path);
                 this.bmpCore = CoreImage.Load<Rgba32>(this.bmpStream);
                 this.bmpStream.Position = 0;
             }
@@ -51,9 +44,8 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
         {
             using (var memoryStream = new MemoryStream())
             {
-                var encoder = new PngEncoder { Quantizer = new OctreeQuantizer() };
+                var options = new PngEncoder { Quantizer = KnownQuantizers.Octree };
-
+                this.bmpCore.SaveAsPng(memoryStream, options);
-                this.bmpCore.SaveAsPng(memoryStream, encoder);
             }
         }
 
@@ -63,7 +55,6 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
             using (var memoryStream = new MemoryStream())
             {
                 var options = new PngEncoder { Quantizer = new OctreeQuantizer(false) };
-
                 this.bmpCore.SaveAsPng(memoryStream, options);
             }
         }
@@ -73,8 +64,7 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
         {
             using (var memoryStream = new MemoryStream())
             {
-                var options = new PngEncoder { Quantizer = new PaletteQuantizer() };
+                var options = new PngEncoder { Quantizer = KnownQuantizers.Palette };
-
                 this.bmpCore.SaveAsPng(memoryStream, options);
             }
         }
@@ -85,7 +75,6 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
             using (var memoryStream = new MemoryStream())
             {
                 var options = new PngEncoder { Quantizer = new PaletteQuantizer(false) };
-
                 this.bmpCore.SaveAsPng(memoryStream, options);
             }
         }
@@ -95,8 +84,7 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
         {
             using (var memoryStream = new MemoryStream())
             {
-                var options = new PngEncoder { Quantizer = new WuQuantizer() };
+                var options = new PngEncoder { Quantizer = KnownQuantizers.Wu };
-
                 this.bmpCore.SaveAsPng(memoryStream, options);
             }
         }
@@ -107,7 +95,6 @@ namespace SixLabors.ImageSharp.Benchmarks.Image
             using (var memoryStream = new MemoryStream())
             {
                 var options = new PngEncoder { Quantizer = new WuQuantizer(false) };
-
                 this.bmpCore.SaveAsPng(memoryStream, options);
             }
         }

tests/ImageSharp.Benchmarks/Codecs/EncodePng.cs

@@ -0,0 +1,63 @@
+// Copyright (c) Six Labors and contributors.
+// Licensed under the Apache License, Version 2.0.
+
+using System.Drawing.Imaging;
+using System.IO;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Tests;
+using SDImage = System.Drawing.Image;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
+{
+    [Config(typeof(Config.ShortClr))]
+    public class EncodePng : BenchmarkBase
+    {
+        // System.Drawing needs this.
+        private Stream bmpStream;
+        private SDImage bmpDrawing;
+        private Image<Rgba32> bmpCore;
+
+        [Params(false)]
+        public bool LargeImage { get; set; }
+
+        [GlobalSetup]
+        public void ReadImages()
+        {
+            if (this.bmpStream == null)
+            {
+                string path = Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, this.LargeImage ? TestImages.Jpeg.Baseline.Jpeg420Exif : TestImages.Bmp.Car);
+                this.bmpStream = File.OpenRead(path);
+                this.bmpCore = Image.Load<Rgba32>(this.bmpStream);
+                this.bmpStream.Position = 0;
+                this.bmpDrawing = SDImage.FromStream(this.bmpStream);
+            }
+        }
+
+        [GlobalCleanup]
+        public void Cleanup()
+        {
+            this.bmpStream.Dispose();
+            this.bmpCore.Dispose();
+            this.bmpDrawing.Dispose();
+        }
+
+        [Benchmark(Baseline = true, Description = "System.Drawing Png")]
+        public void PngSystemDrawing()
+        {
+            using (var memoryStream = new MemoryStream())
+            {
+                this.bmpDrawing.Save(memoryStream, ImageFormat.Png);
+            }
+        }
+
+        [Benchmark(Description = "ImageSharp Png")]
+        public void PngCore()
+        {
+            using (var memoryStream = new MemoryStream())
+            {
+                this.bmpCore.SaveAsPng(memoryStream);
+            }
+        }
+    }
+}

tests/ImageSharp.Benchmarks/Codecs/GetSetPixel.cs

@@ -0,0 +1,32 @@
+// Copyright (c) Six Labors and contributors.
+// Licensed under the Apache License, Version 2.0.
+
+using System.Drawing;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.PixelFormats;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
+{
+    public class GetSetPixel : BenchmarkBase
+    {
+        [Benchmark(Baseline = true, Description = "System.Drawing GetSet pixel")]
+        public Color ResizeSystemDrawing()
+        {
+            using (var source = new Bitmap(400, 400))
+            {
+                source.SetPixel(200, 200, Color.White);
+                return source.GetPixel(200, 200);
+            }
+        }
+
+        [Benchmark(Description = "ImageSharp GetSet pixel")]
+        public Rgba32 ResizeCore()
+        {
+            using (var image = new Image<Rgba32>(400, 400))
+            {
+                image[200, 200] = Rgba32.White;
+                return image[200, 200];
+            }
+        }
+    }
+}

tests/ImageSharp.Benchmarks/Image/ImageBenchmarkTests.cs → tests/ImageSharp.Benchmarks/Codecs/ImageBenchmarkTests.cs

@@ -12,7 +12,7 @@
 #if TEST
 
 // ReSharper disable InconsistentNaming
-namespace SixLabors.ImageSharp.Benchmarks.Image
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
 {
     using System;
     using System.Collections.Generic;

tests/ImageSharp.Benchmarks/Image/Jpeg/DecodeJpeg.cs → tests/ImageSharp.Benchmarks/Codecs/Jpeg/DecodeJpeg.cs

@@ -1,33 +1,24 @@
-// <copyright file="DecodeJpeg.cs" company="James Jackson-South">
+// Copyright (c) Six Labors and contributors.
-// Copyright (c) James Jackson-South and contributors.
 // Licensed under the Apache License, Version 2.0.
-// </copyright>
 
+using System.Drawing;
+using System.IO;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.Formats.Jpeg.GolangPort;
+using SixLabors.ImageSharp.Formats.Jpeg.PdfJsPort;
 using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Tests;
+using CoreSize = SixLabors.Primitives.Size;
+using SDImage = System.Drawing.Image;
 
-namespace SixLabors.ImageSharp.Benchmarks.Image.Jpeg
+namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg
 {
-    using System.Drawing;
-    using System.IO;
-
-    using BenchmarkDotNet.Attributes;
-
-    using SixLabors.ImageSharp.Formats.Jpeg.GolangPort;
-    using SixLabors.ImageSharp.Formats.Jpeg.PdfJsPort;
-    using SixLabors.ImageSharp.Tests;
-
-    using CoreImage = SixLabors.ImageSharp.Image;
-
-    using CoreSize = SixLabors.Primitives.Size;
-    
     [Config(typeof(Config.ShortClr))]
     public class DecodeJpeg : BenchmarkBase
     {
         private byte[] jpegBytes;
 
-        private string TestImageFullPath => Path.Combine(
+        private string TestImageFullPath => Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, this.TestImage);
-            TestEnvironment.InputImagesDirectoryFullPath,
-            this.TestImage);
 
         [Params(TestImages.Jpeg.Baseline.Jpeg420Exif, TestImages.Jpeg.Baseline.Calliphora)]
         public string TestImage { get; set; }
@@ -44,9 +35,9 @@ namespace SixLabors.ImageSharp.Benchmarks.Image.Jpeg
         [Benchmark(Baseline = true, Description = "Decode Jpeg - System.Drawing")]
         public Size JpegSystemDrawing()
         {
-            using (MemoryStream memoryStream = new MemoryStream(this.jpegBytes))
+            using (var memoryStream = new MemoryStream(this.jpegBytes))
             {
-                using (Image image = Image.FromStream(memoryStream))
+                using (var image = SDImage.FromStream(memoryStream))
                 {
                     return image.Size;
                 }
@@ -56,9 +47,9 @@ namespace SixLabors.ImageSharp.Benchmarks.Image.Jpeg
         [Benchmark(Description = "Decode Jpeg - ImageSharp")]
         public CoreSize JpegImageSharpOrig()
         {
-            using (MemoryStream memoryStream = new MemoryStream(this.jpegBytes))
+            using (var memoryStream = new MemoryStream(this.jpegBytes))
             {
-                using (Image<Rgba32> image = CoreImage.Load<Rgba32>(memoryStream, new OrigJpegDecoder()))
+                using (var image = Image.Load<Rgba32>(memoryStream, new OrigJpegDecoder()))
                 {
                     return new CoreSize(image.Width, image.Height);
                 }
@@ -68,9 +59,9 @@ namespace SixLabors.ImageSharp.Benchmarks.Image.Jpeg
         [Benchmark(Description = "Decode Jpeg - ImageSharp PdfJs")]
         public CoreSize JpegImageSharpPdfJs()
         {
-            using (MemoryStream memoryStream = new MemoryStream(this.jpegBytes))
+            using (var memoryStream = new MemoryStream(this.jpegBytes))
             {
-                using (Image<Rgba32> image = CoreImage.Load<Rgba32>(memoryStream, new PdfJsJpegDecoder()))
+                using (var image = Image.Load<Rgba32>(memoryStream, new PdfJsJpegDecoder()))
                 {
                     return new CoreSize(image.Width, image.Height);
                 }

tests/ImageSharp.Benchmarks/Image/Jpeg/DecodeJpegMultiple.cs → tests/ImageSharp.Benchmarks/Codecs/Jpeg/DecodeJpegMultiple.cs

@@ -1,18 +1,13 @@
-// <copyright file="DecodeJpegMultiple.cs" company="James Jackson-South">
+// Copyright (c) Six Labors and contributors.
-// Copyright (c) James Jackson-South and contributors.
 // Licensed under the Apache License, Version 2.0.
-// </copyright>
 
+using System.Collections.Generic;
+using BenchmarkDotNet.Attributes;
 using SixLabors.ImageSharp.PixelFormats;
+using SDImage = System.Drawing.Image;
 
-namespace SixLabors.ImageSharp.Benchmarks.Image.Jpeg
+namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg
 {
-    using System.Collections.Generic;
-
-    using BenchmarkDotNet.Attributes;
-
-    using CoreImage = SixLabors.ImageSharp.Image;
-
     [Config(typeof(Config.ShortClr))]
     public class DecodeJpegMultiple : MultiImageBenchmarkBase
     {
@@ -27,17 +22,13 @@ namespace SixLabors.ImageSharp.Benchmarks.Image.Jpeg
         [Benchmark(Description = "DecodeJpegMultiple - ImageSharp")]
         public void DecodeJpegImageSharpNwq()
         {
-            this.ForEachStream(
+            this.ForEachStream(ms => Image.Load<Rgba32>(ms));
-                ms => CoreImage.Load<Rgba32>(ms)
-                );
         }
-        
+
         [Benchmark(Baseline = true, Description = "DecodeJpegMultiple - System.Drawing")]
         public void DecodeJpegSystemDrawing()
         {
-            this.ForEachStream(
+            this.ForEachStream(SDImage.FromStream);
-                System.Drawing.Image.FromStream
-                );
         }
     }
 }

tests/ImageSharp.Benchmarks/Image/Jpeg/EncodeJpeg.cs → tests/ImageSharp.Benchmarks/Codecs/Jpeg/EncodeJpeg.cs

@@ -5,7 +5,7 @@
 
 using SixLabors.ImageSharp.PixelFormats;
 
-namespace SixLabors.ImageSharp.Benchmarks.Image.Jpeg
+namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg
 {
     using System.Drawing;
     using System.Drawing.Imaging;

tests/ImageSharp.Benchmarks/Codecs/Jpeg/EncodeJpegMultiple.cs

@@ -0,0 +1,30 @@
+// Copyright (c) Six Labors and contributors.
+// Licensed under the Apache License, Version 2.0.
+
+using System.Collections.Generic;
+using System.Drawing.Imaging;
+using BenchmarkDotNet.Attributes;
+using SixLabors.ImageSharp.Formats.Jpeg;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg
+{
+    [Config(typeof(Config.ShortClr))] // It's long enough to iterate through multiple files
+    public class EncodeJpegMultiple : MultiImageBenchmarkBase.WithImagesPreloaded
+    {
+        protected override IEnumerable<string> InputImageSubfoldersOrFiles => new[] { "Bmp/", "Jpg/baseline" };
+
+        protected override IEnumerable<string> SearchPatterns => new[] { "*.bmp", "*.jpg" };
+
+        [Benchmark(Description = "EncodeJpegMultiple - ImageSharp")]
+        public void EncodeJpegImageSharp()
+        {
+            this.ForEachImageSharpImage((img, ms) => { img.Save(ms, new JpegEncoder()); return null; });
+        }
+
+        [Benchmark(Baseline = true, Description = "EncodeJpegMultiple - System.Drawing")]
+        public void EncodeJpegSystemDrawing()
+        {
+            this.ForEachSystemDrawingImage((img, ms) => { img.Save(ms, ImageFormat.Jpeg); return null; });
+        }
+    }
+}

tests/ImageSharp.Benchmarks/Image/Jpeg/YCbCrColorConversion.cs → tests/ImageSharp.Benchmarks/Codecs/Jpeg/YCbCrColorConversion.cs

@@ -1,4 +1,4 @@
-namespace SixLabors.ImageSharp.Benchmarks.Image.Jpeg
+namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg
 {
     using System;
     using System.Numerics;

tests/ImageSharp.Benchmarks/Image/MultiImageBenchmarkBase.cs → tests/ImageSharp.Benchmarks/Codecs/MultiImageBenchmarkBase.cs

@@ -5,7 +5,7 @@
 
 using SixLabors.ImageSharp.PixelFormats;
 
-namespace SixLabors.ImageSharp.Benchmarks.Image
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
 {
     using System;
     using System.Collections.Generic;

tests/ImageSharp.Benchmarks/Color/Bulk/PackFromVector4.cs

@@ -1,5 +1,5 @@
 // ReSharper disable InconsistentNaming
-namespace SixLabors.ImageSharp.Benchmarks.Color.Bulk
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces.Bulk
 {
     using System.Numerics;
     using System.Runtime.CompilerServices;

tests/ImageSharp.Benchmarks/Color/Bulk/PackFromXyzw.cs

@@ -1,5 +1,5 @@
 // ReSharper disable InconsistentNaming
-namespace SixLabors.ImageSharp.Benchmarks.Color.Bulk
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces.Bulk
 {
     using System;
 

tests/ImageSharp.Benchmarks/Color/Bulk/ToVector4.cs

@@ -1,5 +1,5 @@
 // ReSharper disable InconsistentNaming
-namespace SixLabors.ImageSharp.Benchmarks.Color.Bulk
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces.Bulk
 {
     using System;
     using System.Numerics;

tests/ImageSharp.Benchmarks/Color/Bulk/ToXyz.cs

@@ -1,5 +1,5 @@
 // ReSharper disable InconsistentNaming
-namespace SixLabors.ImageSharp.Benchmarks.Color.Bulk
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces.Bulk
 {
     using System;
     using System.Numerics;

tests/ImageSharp.Benchmarks/Color/Bulk/ToXyzw.cs

@@ -4,7 +4,7 @@ using System.Linq;
 using System.Threading.Tasks;
 // ReSharper disable InconsistentNaming
 
-namespace SixLabors.ImageSharp.Benchmarks.Color.Bulk
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces.Bulk
 {
     using BenchmarkDotNet.Attributes;
 

tests/ImageSharp.Benchmarks/Color/ColorspaceCieXyzToCieLabConvert.cs

@@ -1,4 +1,4 @@
-namespace SixLabors.ImageSharp.Benchmarks.Color
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces
 {
     using BenchmarkDotNet.Attributes;
 

tests/ImageSharp.Benchmarks/Color/ColorspaceCieXyzToHunterLabConvert.cs

@@ -1,4 +1,4 @@
-namespace SixLabors.ImageSharp.Benchmarks.Color
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces
 {
     using BenchmarkDotNet.Attributes;
 

tests/ImageSharp.Benchmarks/Color/ColorspaceCieXyzToLmsConvert.cs

@@ -1,4 +1,4 @@
-namespace SixLabors.ImageSharp.Benchmarks.Color
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces
 {
     using BenchmarkDotNet.Attributes;
 

tests/ImageSharp.Benchmarks/Color/ColorspaceCieXyzToRgbConvert.cs

@@ -1,4 +1,4 @@
-namespace SixLabors.ImageSharp.Benchmarks.Color
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces
 {
     using BenchmarkDotNet.Attributes;
 

tests/ImageSharp.Benchmarks/Color/RgbWorkingSpaceAdapt.cs

@@ -1,4 +1,4 @@
-namespace SixLabors.ImageSharp.Benchmarks.Color
+namespace SixLabors.ImageSharp.Benchmarks.ColorSpaces
 {
     using BenchmarkDotNet.Attributes;
 

tests/ImageSharp.Benchmarks/Image/DecodeBmp.cs

@@ -1,56 +0,0 @@
-// <copyright file="DecodeBmp.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-using SixLabors.ImageSharp.PixelFormats;
-
-namespace SixLabors.ImageSharp.Benchmarks.Image
-{
-    using System.Drawing;
-    using System.IO;
-
-    using BenchmarkDotNet.Attributes;
-
-    using CoreImage = ImageSharp.Image;
-
-    using CoreSize = SixLabors.Primitives.Size;
-
-    public class DecodeBmp : BenchmarkBase
-    {
-        private byte[] bmpBytes;
-
-        [GlobalSetup]
-        public void ReadImages()
-        {
-            if (this.bmpBytes == null)
-            {
-                this.bmpBytes = File.ReadAllBytes("../ImageSharp.Tests/TestImages/Formats/Bmp/Car.bmp");
-            }
-        }
-
-        [Benchmark(Baseline = true, Description = "System.Drawing Bmp")]
-        public Size BmpSystemDrawing()
-        {
-            using (MemoryStream memoryStream = new MemoryStream(this.bmpBytes))
-            {
-                using (Image image = Image.FromStream(memoryStream))
-                {
-                    return image.Size;
-                }
-            }
-        }
-
-        [Benchmark(Description = "ImageSharp Bmp")]
-        public CoreSize BmpCore()
-        {
-            using (MemoryStream memoryStream = new MemoryStream(this.bmpBytes))
-            {
-                using (Image<Rgba32> image = CoreImage.Load<Rgba32>(memoryStream))
-                {
-                    return new CoreSize(image.Width, image.Height);
-                }
-            }
-        }
-    }
-}

tests/ImageSharp.Benchmarks/Image/DecodeFilteredPng.cs

@@ -1,74 +0,0 @@
-// <copyright file="DecodePng.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-using SixLabors.ImageSharp.PixelFormats;
-
-namespace SixLabors.ImageSharp.Benchmarks.Image
-{
-    using System.IO;
-
-    using BenchmarkDotNet.Attributes;
-
-    using SixLabors.ImageSharp;
-    using SixLabors.Primitives;
-    using CoreImage = ImageSharp.Image;
-
-    public class DecodeFilteredPng : BenchmarkBase
-    {
-        private MemoryStream filter0;
-        private MemoryStream filter1;
-        private MemoryStream filter2;
-        private MemoryStream filter3;
-        private MemoryStream filter4;
-
-        [GlobalSetup]
-        public void ReadImages()
-        {
-            this.filter0 = new MemoryStream(File.ReadAllBytes("../ImageSharp.Tests/TestImages/Formats/Png/filter0.png"));
-            this.filter1 = new MemoryStream(File.ReadAllBytes("../ImageSharp.Tests/TestImages/Formats/Png/filter1.png"));
-            this.filter2 = new MemoryStream(File.ReadAllBytes("../ImageSharp.Tests/TestImages/Formats/Png/filter2.png"));
-            this.filter3 = new MemoryStream(File.ReadAllBytes("../ImageSharp.Tests/TestImages/Formats/Png/filter3.png"));
-            this.filter4 = new MemoryStream(File.ReadAllBytes("../ImageSharp.Tests/TestImages/Formats/Png/filter4.png"));
-        }
-
-        private SixLabors.Primitives.Size LoadPng(MemoryStream stream)
-        {
-            using (Image<Rgba32> image = CoreImage.Load<Rgba32>(stream))
-            {
-                return new SixLabors.Primitives.Size(image.Width, image.Height);
-            }
-        }
-
-        [Benchmark(Baseline = true, Description = "None-filtered PNG file")]
-        public Size PngFilter0()
-        {
-            return LoadPng(filter0);
-        }
-
-        [Benchmark(Description = "Sub-filtered PNG file")]
-        public Size PngFilter1()
-        {
-            return LoadPng(filter1);
-        }
-
-        [Benchmark(Description = "Up-filtered PNG file")]
-        public Size PngFilter2()
-        {
-            return LoadPng(filter2);
-        }
-
-        [Benchmark(Description = "Average-filtered PNG file")]
-        public Size PngFilter3()
-        {
-            return LoadPng(filter3);
-        }
-
-        [Benchmark(Description = "Paeth-filtered PNG file")]
-        public Size PngFilter4()
-        {
-            return LoadPng(filter4);
-        }
-    }
-}

tests/ImageSharp.Benchmarks/Image/DecodeGif.cs

@@ -1,56 +0,0 @@
-// <copyright file="DecodeGif.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-using SixLabors.ImageSharp.PixelFormats;
-
-namespace SixLabors.ImageSharp.Benchmarks.Image
-{
-    using System.Drawing;
-    using System.IO;
-
-    using BenchmarkDotNet.Attributes;
-
-    using CoreImage = ImageSharp.Image;
-
-    using CoreSize = SixLabors.Primitives.Size;
-
-    public class DecodeGif : BenchmarkBase
-    {
-        private byte[] gifBytes;
-
-        [GlobalSetup]
-        public void ReadImages()
-        {
-            if (this.gifBytes == null)
-            {
-                this.gifBytes = File.ReadAllBytes("../ImageSharp.Tests/TestImages/Formats/Gif/rings.gif");
-            }
-        }
-
-        [Benchmark(Baseline = true, Description = "System.Drawing Gif")]
-        public Size GifSystemDrawing()
-        {
-            using (MemoryStream memoryStream = new MemoryStream(this.gifBytes))
-            {
-                using (Image image = Image.FromStream(memoryStream))
-                {
-                    return image.Size;
-                }
-            }
-        }
-
-        [Benchmark(Description = "ImageSharp Gif")]
-        public CoreSize GifCore()
-        {
-            using (MemoryStream memoryStream = new MemoryStream(this.gifBytes))
-            {
-                using (Image<Rgba32> image = CoreImage.Load<Rgba32>(memoryStream))
-                {
-                    return new CoreSize(image.Width, image.Height);
-                }
-            }
-        }
-    }
-}

tests/ImageSharp.Benchmarks/Image/EncodeBmpMultiple.cs

@@ -1,43 +0,0 @@
-// <copyright file="EncodeBmpMultiple.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-namespace SixLabors.ImageSharp.Benchmarks.Image
-{
-    using System.Collections.Generic;
-    using System.Drawing.Imaging;
-
-    using BenchmarkDotNet.Attributes;
-
-    using SixLabors.ImageSharp.Formats;
-    using SixLabors.ImageSharp.Formats.Bmp;
-
-    [Config(typeof(Config.ShortClr))]
-    public class EncodeBmpMultiple : MultiImageBenchmarkBase.WithImagesPreloaded
-    {
-        protected override IEnumerable<string> InputImageSubfoldersOrFiles => new[] { "Bmp/", "Jpg/baseline" };
-
-        [Benchmark(Description = "EncodeBmpMultiple - ImageSharp")]
-        public void EncodeBmpImageSharp()
-        {
-            this.ForEachImageSharpImage(
-                (img, ms) =>
-                    {
-                        img.Save(ms, new BmpEncoder());
-                        return null;
-                    });
-        }
-
-        [Benchmark(Baseline = true, Description = "EncodeBmpMultiple - System.Drawing")]
-        public void EncodeBmpSystemDrawing()
-        {
-            this.ForEachSystemDrawingImage(
-                (img, ms) =>
-                    {
-                        img.Save(ms, ImageFormat.Bmp);
-                        return null;
-                    });
-        }
-    }
-}

tests/ImageSharp.Benchmarks/Image/EncodeGif.cs

@@ -1,63 +0,0 @@
-// <copyright file="EncodeGif.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-using SixLabors.ImageSharp.PixelFormats;
-
-namespace SixLabors.ImageSharp.Benchmarks.Image
-{
-    using System.Drawing;
-    using System.Drawing.Imaging;
-    using System.IO;
-
-    using BenchmarkDotNet.Attributes;
-
-    using CoreImage = ImageSharp.Image;
-
-    public class EncodeGif : BenchmarkBase
-    {
-        // System.Drawing needs this.
-        private Stream bmpStream;
-        private Image bmpDrawing;
-        private Image<Rgba32> bmpCore;
-
-        [GlobalSetup]
-        public void ReadImages()
-        {
-            if (this.bmpStream == null)
-            {
-                this.bmpStream = File.OpenRead("../ImageSharp.Tests/TestImages/Formats/Bmp/Car.bmp");
-                this.bmpCore = CoreImage.Load<Rgba32>(this.bmpStream);
-                this.bmpStream.Position = 0;
-                this.bmpDrawing = Image.FromStream(this.bmpStream);
-            }
-        }
-
-        [GlobalCleanup]
-        public void Cleanup()
-        {
-            this.bmpStream.Dispose();
-            this.bmpCore.Dispose();
-            this.bmpDrawing.Dispose();
-        }
-
-        [Benchmark(Baseline = true, Description = "System.Drawing Gif")]
-        public void GifSystemDrawing()
-        {
-            using (MemoryStream memoryStream = new MemoryStream())
-            {
-                this.bmpDrawing.Save(memoryStream, ImageFormat.Gif);
-            }
-        }
-
-        [Benchmark(Description = "ImageSharp Gif")]
-        public void GifCore()
-        {
-            using (MemoryStream memoryStream = new MemoryStream())
-            {
-                this.bmpCore.SaveAsGif(memoryStream);
-            }
-        }
-    }
-}

tests/ImageSharp.Benchmarks/Image/EncodeGifMultiple.cs

@@ -1,54 +0,0 @@
-namespace SixLabors.ImageSharp.Benchmarks.Image
-{
-    using System.Collections.Generic;
-    using System.Drawing.Imaging;
-
-    using BenchmarkDotNet.Attributes;
-    using BenchmarkDotNet.Jobs;
-
-    using SixLabors.ImageSharp.Formats;
-    using SixLabors.ImageSharp.Formats.Gif;
-
-    [Config(typeof(SingleRunConfig))]
-    public class EncodeGifMultiple : MultiImageBenchmarkBase.WithImagesPreloaded
-    {
-        public class SingleRunConfig : Config
-        {
-            public SingleRunConfig()
-            {
-                this.Add(
-                    Job.Default.WithLaunchCount(1)
-                        .WithWarmupCount(1)
-                        .WithTargetCount(1)
-                        );
-            }
-        }
-
-        [Params(InputImageCategory.AllImages)]
-        public override InputImageCategory InputCategory { get; set; }
-
-        protected override IEnumerable<string> InputImageSubfoldersOrFiles => new[] { "Gif/" };
-
-        [Benchmark(Description = "EncodeGifMultiple - ImageSharp")]
-        public void EncodeGifImageSharp()
-        {
-            this.ForEachImageSharpImage(
-                (img, ms) =>
-                    {
-                        img.Save(ms, new GifEncoder());
-                        return null;
-                    });
-        }
-
-        [Benchmark(Baseline = true, Description = "EncodeGifMultiple - System.Drawing")]
-        public void EncodeGifSystemDrawing()
-        {
-            this.ForEachSystemDrawingImage(
-                (img, ms) =>
-                    {
-                        img.Save(ms, ImageFormat.Gif);
-                        return null;
-                    });
-        }
-    }
-}

tests/ImageSharp.Benchmarks/Image/EncodePng.cs

@@ -1,83 +0,0 @@
-// <copyright file="EncodePng.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-using SixLabors.ImageSharp.PixelFormats;
-
-namespace SixLabors.ImageSharp.Benchmarks.Image
-{
-    using System.Drawing;
-    using System.Drawing.Imaging;
-    using System.IO;
-
-    using BenchmarkDotNet.Attributes;
-    using SixLabors.ImageSharp.Formats.Png;
-    using SixLabors.ImageSharp.Processing.Quantization;
-    using SixLabors.ImageSharp.Tests;
-
-    using CoreImage = ImageSharp.Image;
-
-    public class EncodePng : BenchmarkBase
-    {
-        // System.Drawing needs this.
-        private Stream bmpStream;
-        private Image bmpDrawing;
-        private Image<Rgba32> bmpCore;
-
-        [Params(false)]
-        public bool LargeImage { get; set; }
-
-        [Params(false)]
-        public bool UseOctreeQuantizer { get; set; }
-
-        [GlobalSetup]
-        public void ReadImages()
-        {
-            if (this.bmpStream == null)
-            {
-                string path = Path.Combine(
-                    TestEnvironment.InputImagesDirectoryFullPath,
-                    this.LargeImage ? TestImages.Jpeg.Baseline.Jpeg420Exif : TestImages.Bmp.Car);
-
-
-                this.bmpStream = File.OpenRead(path);
-                this.bmpCore = CoreImage.Load<Rgba32>(this.bmpStream);
-                this.bmpStream.Position = 0;
-                this.bmpDrawing = Image.FromStream(this.bmpStream);
-            }
-        }
-
-        [GlobalCleanup]
-        public void Cleanup()
-        {
-            this.bmpStream.Dispose();
-            this.bmpCore.Dispose();
-            this.bmpDrawing.Dispose();
-        }
-
-        [Benchmark(Baseline = true, Description = "System.Drawing Png")]
-        public void PngSystemDrawing()
-        {
-            using (var memoryStream = new MemoryStream())
-            {
-                this.bmpDrawing.Save(memoryStream, ImageFormat.Png);
-            }
-        }
-
-        [Benchmark(Description = "ImageSharp Png")]
-        public void PngCore()
-        {
-            using (var memoryStream = new MemoryStream())
-            {
-                IQuantizer quantizer = this.UseOctreeQuantizer
-                ?
-                (IQuantizer)new OctreeQuantizer()
-                : new PaletteQuantizer();
-
-                var options = new PngEncoder { Quantizer = quantizer };
-                this.bmpCore.SaveAsPng(memoryStream, options);
-            }
-        }
-    }
-}

tests/ImageSharp.Benchmarks/Image/GetSetPixel.cs

@@ -1,41 +0,0 @@
-// <copyright file="GetSetPixel.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-namespace SixLabors.ImageSharp.Benchmarks.Image
-{
-    using System.Drawing;
-
-    using BenchmarkDotNet.Attributes;
-
-    using SixLabors.ImageSharp.PixelFormats;
-
-    using SystemColor = System.Drawing.Color;
-
-    public class GetSetPixel : BenchmarkBase
-    {
-        [Benchmark(Baseline = true, Description = "System.Drawing GetSet pixel")]
-        public SystemColor ResizeSystemDrawing()
-        {
-            using (Bitmap source = new Bitmap(400, 400))
-            {
-                source.SetPixel(200, 200, SystemColor.White);
-                return source.GetPixel(200, 200);
-            }
-        }
-
-        [Benchmark(Description = "ImageSharp GetSet pixel")]
-        public Rgba32 ResizeCore()
-        {
-            using (Image<Rgba32> image = new Image<Rgba32>(400, 400))
-            {
-                using (PixelAccessor<Rgba32> imagePixels = image.Lock())
-                {
-                    imagePixels[200, 200] = Rgba32.White;
-                    return imagePixels[200, 200];
-                }
-            }
-        }
-    }
-}

tests/ImageSharp.Benchmarks/Image/Jpeg/EncodeJpegMultiple.cs

@@ -1,44 +0,0 @@
-// <copyright file="EncodeJpegMultiple.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-namespace SixLabors.ImageSharp.Benchmarks.Image.Jpeg
-{
-    using System.Collections.Generic;
-    using System.Drawing.Imaging;
-
-    using BenchmarkDotNet.Attributes;
-
-    using SixLabors.ImageSharp.Formats.Jpeg;
-
-    [Config(typeof(Config.ShortClr))] // It's long enough to iterate through multiple files
-    public class EncodeJpegMultiple : MultiImageBenchmarkBase.WithImagesPreloaded
-    {
-        protected override IEnumerable<string> InputImageSubfoldersOrFiles => new[] { "Bmp/", "Jpg/baseline" };
-
-        protected override IEnumerable<string> SearchPatterns => new[] { "*.bmp", "*.jpg" };
-
-        [Benchmark(Description = "EncodeJpegMultiple - ImageSharp")]
-        public void EncodeJpegImageSharp()
-        {
-            this.ForEachImageSharpImage(
-                (img, ms) =>
-                    {
-                        img.Save(ms, new JpegEncoder());
-                        return null;
-                    });
-        }
-
-        [Benchmark(Baseline = true, Description = "EncodeJpegMultiple - System.Drawing")]
-        public void EncodeJpegSystemDrawing()
-        {
-            this.ForEachSystemDrawingImage(
-                (img, ms) =>
-                    {
-                        img.Save(ms, ImageFormat.Jpeg);
-                        return null;
-                    });
-        }
-    }
-}