mirror of https://github.com/SixLabors/ImageSharp
James Jackson-South
4 years ago
committed by
GitHub
GitHub
26 changed files with 575 additions and 264 deletions
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// Copyright (c) Six Labors.
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// Licensed under the Apache License, Version 2.0.
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using System.Drawing.Imaging; |
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using System.IO; |
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using BenchmarkDotNet.Attributes; |
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using SixLabors.ImageSharp.Formats.Jpeg; |
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using SixLabors.ImageSharp.PixelFormats; |
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using SixLabors.ImageSharp.Tests; |
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using SDImage = System.Drawing.Image; |
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namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg |
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{ |
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public class EncodeJpeg |
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{ |
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[Params(75, 90, 100)] |
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public int Quality; |
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private const string TestImage = TestImages.Jpeg.BenchmarkSuite.Jpeg420Exif_MidSizeYCbCr; |
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// System.Drawing
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private SDImage bmpDrawing; |
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private Stream bmpStream; |
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private ImageCodecInfo jpegCodec; |
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private EncoderParameters encoderParameters; |
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// ImageSharp
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private Image<Rgba32> bmpCore; |
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private Image<L8> bmpLuminance; |
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private JpegEncoder encoder400; |
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private JpegEncoder encoder420; |
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private JpegEncoder encoder444; |
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private JpegEncoder encoderRgb; |
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private MemoryStream destinationStream; |
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[GlobalSetup] |
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public void ReadImages() |
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{ |
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if (this.bmpStream == null) |
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{ |
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this.bmpStream = File.OpenRead(Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, TestImage)); |
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this.bmpCore = Image.Load<Rgba32>(this.bmpStream); |
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this.bmpCore.Metadata.ExifProfile = null; |
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this.bmpLuminance = this.bmpCore.CloneAs<L8>(); |
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this.encoder400 = new JpegEncoder { Quality = this.Quality, ColorType = JpegColorType.Luminance }; |
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this.encoder420 = new JpegEncoder { Quality = this.Quality, ColorType = JpegColorType.YCbCrRatio420 }; |
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this.encoder444 = new JpegEncoder { Quality = this.Quality, ColorType = JpegColorType.YCbCrRatio444 }; |
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this.encoderRgb = new JpegEncoder { Quality = this.Quality, ColorType = JpegColorType.Rgb }; |
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this.bmpStream.Position = 0; |
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this.bmpDrawing = SDImage.FromStream(this.bmpStream); |
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this.jpegCodec = GetEncoder(ImageFormat.Jpeg); |
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this.encoderParameters = new EncoderParameters(1); |
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// Quality cast to long is necessary
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#pragma warning disable IDE0004 // Remove Unnecessary Cast
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this.encoderParameters.Param[0] = new EncoderParameter(Encoder.Quality, (long)this.Quality); |
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#pragma warning restore IDE0004 // Remove Unnecessary Cast
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this.destinationStream = new MemoryStream(); |
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} |
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} |
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[GlobalCleanup] |
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public void Cleanup() |
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{ |
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this.bmpStream.Dispose(); |
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this.bmpStream = null; |
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this.destinationStream.Dispose(); |
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this.destinationStream = null; |
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this.bmpCore.Dispose(); |
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this.bmpDrawing.Dispose(); |
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this.encoderParameters.Dispose(); |
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} |
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[Benchmark(Baseline = true, Description = "System.Drawing Jpeg 4:2:0")] |
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public void JpegSystemDrawing() |
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{ |
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this.bmpDrawing.Save(this.destinationStream, this.jpegCodec, this.encoderParameters); |
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this.destinationStream.Seek(0, SeekOrigin.Begin); |
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} |
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[Benchmark(Description = "ImageSharp (greyscale) Jpeg 4:0:0")] |
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public void JpegCore400() |
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{ |
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this.bmpLuminance.SaveAsJpeg(this.destinationStream, this.encoder400); |
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this.destinationStream.Seek(0, SeekOrigin.Begin); |
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} |
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[Benchmark(Description = "ImageSharp Jpeg 4:2:0")] |
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public void JpegCore420() |
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{ |
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this.bmpCore.SaveAsJpeg(this.destinationStream, this.encoder420); |
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this.destinationStream.Seek(0, SeekOrigin.Begin); |
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} |
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[Benchmark(Description = "ImageSharp Jpeg 4:4:4")] |
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public void JpegCore444() |
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{ |
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this.bmpCore.SaveAsJpeg(this.destinationStream, this.encoder444); |
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this.destinationStream.Seek(0, SeekOrigin.Begin); |
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} |
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[Benchmark(Description = "ImageSharp Jpeg rgb")] |
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public void JpegRgb() |
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{ |
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this.bmpCore.SaveAsJpeg(this.destinationStream, this.encoderRgb); |
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this.destinationStream.Seek(0, SeekOrigin.Begin); |
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} |
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// https://docs.microsoft.com/en-us/dotnet/api/system.drawing.imaging.encoderparameter?redirectedfrom=MSDN&view=net-5.0
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private static ImageCodecInfo GetEncoder(ImageFormat format) |
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{ |
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ImageCodecInfo[] codecs = ImageCodecInfo.GetImageDecoders(); |
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foreach (ImageCodecInfo codec in codecs) |
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{ |
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if (codec.FormatID == format.Guid) |
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{ |
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return codec; |
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} |
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} |
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return null; |
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} |
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} |
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} |
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/* |
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BenchmarkDotNet=v0.13.0, OS=linuxmint 20.3 |
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AMD Ryzen 7 5800X, 1 CPU, 16 logical and 8 physical cores |
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.NET SDK=6.0.200 |
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[Host] : .NET Core 3.1.22 (CoreCLR 4.700.21.56803, CoreFX 4.700.21.57101), X64 RyuJIT |
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DefaultJob : .NET Core 3.1.22 (CoreCLR 4.700.21.56803, CoreFX 4.700.21.57101), X64 RyuJIT |
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| Method | Quality | Mean | Error | StdDev | Ratio | RatioSD | |
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|------------------------------------ |-------- |----------:|----------:|----------:|------:|--------:| |
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| 'System.Drawing Jpeg 4:2:0' | 75 | 9.157 ms | 0.0138 ms | 0.0123 ms | 1.00 | 0.00 | |
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| 'ImageSharp (greyscale) Jpeg 4:0:0' | 75 | 12.142 ms | 0.1321 ms | 0.1236 ms | 1.33 | 0.01 | |
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| 'ImageSharp Jpeg 4:2:0' | 75 | 19.655 ms | 0.1057 ms | 0.0883 ms | 2.15 | 0.01 | |
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| 'ImageSharp Jpeg 4:4:4' | 75 | 19.157 ms | 0.2852 ms | 0.2668 ms | 2.09 | 0.03 | |
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| 'ImageSharp Jpeg rgb' | 75 | 26.404 ms | 0.3803 ms | 0.3557 ms | 2.89 | 0.04 | |
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| | | | | | | | |
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| 'System.Drawing Jpeg 4:2:0' | 90 | 10.828 ms | 0.0727 ms | 0.0680 ms | 1.00 | 0.00 | |
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| 'ImageSharp (greyscale) Jpeg 4:0:0' | 90 | 14.918 ms | 0.1089 ms | 0.1019 ms | 1.38 | 0.01 | |
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| 'ImageSharp Jpeg 4:2:0' | 90 | 23.718 ms | 0.0301 ms | 0.0267 ms | 2.19 | 0.02 | |
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| 'ImageSharp Jpeg 4:4:4' | 90 | 23.857 ms | 0.2387 ms | 0.2233 ms | 2.20 | 0.03 | |
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| 'ImageSharp Jpeg rgb' | 90 | 34.700 ms | 0.2207 ms | 0.2064 ms | 3.20 | 0.03 | |
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| | | | | | | | |
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| 'System.Drawing Jpeg 4:2:0' | 100 | 13.478 ms | 0.0054 ms | 0.0048 ms | 1.00 | 0.00 | |
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| 'ImageSharp (greyscale) Jpeg 4:0:0' | 100 | 19.446 ms | 0.0803 ms | 0.0751 ms | 1.44 | 0.01 | |
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| 'ImageSharp Jpeg 4:2:0' | 100 | 30.339 ms | 0.4578 ms | 0.4282 ms | 2.25 | 0.03 | |
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| 'ImageSharp Jpeg 4:4:4' | 100 | 39.056 ms | 0.1779 ms | 0.1664 ms | 2.90 | 0.01 | |
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| 'ImageSharp Jpeg rgb' | 100 | 51.828 ms | 0.3336 ms | 0.3121 ms | 3.85 | 0.02 | |
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*/ |
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// Copyright (c) Six Labors.
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// Licensed under the Apache License, Version 2.0.
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using System.Drawing.Imaging; |
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using System.IO; |
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using BenchmarkDotNet.Attributes; |
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using SixLabors.ImageSharp.Formats.Jpeg; |
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using SixLabors.ImageSharp.PixelFormats; |
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using SixLabors.ImageSharp.Tests; |
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using SkiaSharp; |
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using SDImage = System.Drawing.Image; |
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namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg |
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{ |
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/// <summary>
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/// Benchmark for performance comparison between other codecs.
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/// </summary>
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/// <remarks>
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/// This benchmarks tests baseline 4:2:0 chroma sampling path.
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/// </remarks>
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public class EncodeJpegComparison |
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{ |
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// Big enough, 4:4:4 chroma sampling
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private const string TestImage = TestImages.Jpeg.Baseline.Calliphora; |
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// Change/add parameters for extra benchmarks
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[Params(75, 90, 100)] |
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public int Quality; |
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private MemoryStream destinationStream; |
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// ImageSharp
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private Image<Rgba32> imageImageSharp; |
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private JpegEncoder encoderImageSharp; |
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// SkiaSharp
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private SKBitmap imageSkiaSharp; |
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[GlobalSetup(Target = nameof(BenchmarkImageSharp))] |
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public void SetupImageSharp() |
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{ |
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using FileStream imageBinaryStream = File.OpenRead(Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, TestImage)); |
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this.imageImageSharp = Image.Load<Rgba32>(imageBinaryStream); |
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this.encoderImageSharp = new JpegEncoder { Quality = this.Quality, ColorType = JpegColorType.YCbCrRatio420 }; |
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this.destinationStream = new MemoryStream(); |
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} |
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[GlobalCleanup(Target = nameof(BenchmarkImageSharp))] |
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public void CleanupImageSharp() |
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{ |
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this.imageImageSharp.Dispose(); |
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this.imageImageSharp = null; |
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this.destinationStream.Dispose(); |
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this.destinationStream = null; |
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} |
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[Benchmark(Description = "ImageSharp")] |
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public void BenchmarkImageSharp() |
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{ |
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this.imageImageSharp.SaveAsJpeg(this.destinationStream, this.encoderImageSharp); |
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this.destinationStream.Seek(0, SeekOrigin.Begin); |
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} |
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[GlobalSetup(Target = nameof(BenchmarkSkiaSharp))] |
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public void SetupSkiaSharp() |
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{ |
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using FileStream imageBinaryStream = File.OpenRead(Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, TestImage)); |
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this.imageSkiaSharp = SKBitmap.Decode(imageBinaryStream); |
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this.destinationStream = new MemoryStream(); |
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} |
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[GlobalCleanup(Target = nameof(BenchmarkSkiaSharp))] |
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public void CleanupSkiaSharp() |
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{ |
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this.imageSkiaSharp.Dispose(); |
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this.imageSkiaSharp = null; |
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this.destinationStream.Dispose(); |
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this.destinationStream = null; |
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} |
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[Benchmark(Description = "SkiaSharp")] |
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public void BenchmarkSkiaSharp() |
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{ |
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this.imageSkiaSharp.Encode(SKEncodedImageFormat.Jpeg, this.Quality).SaveTo(this.destinationStream); |
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this.destinationStream.Seek(0, SeekOrigin.Begin); |
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} |
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} |
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} |
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/* |
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BenchmarkDotNet=v0.13.0, OS=Windows 10.0.19044 |
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Intel Core i7-6700K CPU 4.00GHz (Skylake), 1 CPU, 8 logical and 4 physical cores |
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.NET SDK=6.0.100-preview.3.21202.5 |
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[Host] : .NET Core 3.1.21 (CoreCLR 4.700.21.51404, CoreFX 4.700.21.51508), X64 RyuJIT |
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DefaultJob : .NET Core 3.1.21 (CoreCLR 4.700.21.51404, CoreFX 4.700.21.51508), X64 RyuJIT |
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| Method | Quality | Mean | Error | StdDev | |
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|----------- |-------- |----------:|----------:|----------:| |
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| ImageSharp | 75 | 6.820 ms | 0.0374 ms | 0.0312 ms | |
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| SkiaSharp | 75 | 16.417 ms | 0.3238 ms | 0.4747 ms | |
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| ImageSharp | 90 | 7.849 ms | 0.1565 ms | 0.3126 ms | |
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| SkiaSharp | 90 | 16.893 ms | 0.2200 ms | 0.2058 ms | |
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| ImageSharp | 100 | 11.016 ms | 0.2087 ms | 0.1850 ms | |
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| SkiaSharp | 100 | 20.410 ms | 0.2583 ms | 0.2290 ms | |
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*/ |
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// Copyright (c) Six Labors.
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// Licensed under the Apache License, Version 2.0.
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using System.Collections.Generic; |
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using System.IO; |
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using BenchmarkDotNet.Attributes; |
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using SixLabors.ImageSharp.Formats.Jpeg; |
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using SixLabors.ImageSharp.PixelFormats; |
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using SixLabors.ImageSharp.Tests; |
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namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg |
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{ |
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/// <summary>
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/// Benchmark for all available encoding features of the Jpeg file type.
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/// </summary>
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/// <remarks>
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/// This benchmark does NOT compare ImageSharp to any other jpeg codecs.
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/// </remarks>
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public class EncodeJpegFeatures |
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{ |
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// Big enough, 4:4:4 chroma sampling
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// No metadata
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private const string TestImage = TestImages.Jpeg.Baseline.Calliphora; |
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public static IEnumerable<JpegColorType> ColorSpaceValues => |
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new[] { JpegColorType.Luminance, JpegColorType.Rgb, JpegColorType.YCbCrRatio420, JpegColorType.YCbCrRatio444 }; |
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[Params(75, 90, 100)] |
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public int Quality; |
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[ParamsSource(nameof(ColorSpaceValues), Priority = -100)] |
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public JpegColorType TargetColorSpace; |
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private Image<Rgb24> bmpCore; |
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private JpegEncoder encoder; |
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private MemoryStream destinationStream; |
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[GlobalSetup] |
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public void Setup() |
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{ |
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using FileStream imageBinaryStream = File.OpenRead(Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, TestImage)); |
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this.bmpCore = Image.Load<Rgb24>(imageBinaryStream); |
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this.encoder = new JpegEncoder { Quality = this.Quality, ColorType = this.TargetColorSpace }; |
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this.destinationStream = new MemoryStream(); |
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} |
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[GlobalCleanup] |
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public void Cleanup() |
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{ |
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this.bmpCore.Dispose(); |
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this.bmpCore = null; |
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this.destinationStream.Dispose(); |
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this.destinationStream = null; |
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} |
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[Benchmark] |
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public void Benchmark() |
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{ |
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this.bmpCore.SaveAsJpeg(this.destinationStream, this.encoder); |
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this.destinationStream.Seek(0, SeekOrigin.Begin); |
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} |
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} |
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} |
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/* |
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BenchmarkDotNet=v0.13.0, OS=Windows 10.0.19044 |
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Intel Core i7-6700K CPU 4.00GHz (Skylake), 1 CPU, 8 logical and 4 physical cores |
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.NET SDK=6.0.100-preview.3.21202.5 |
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[Host] : .NET Core 3.1.21 (CoreCLR 4.700.21.51404, CoreFX 4.700.21.51508), X64 RyuJIT |
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DefaultJob : .NET Core 3.1.21 (CoreCLR 4.700.21.51404, CoreFX 4.700.21.51508), X64 RyuJIT |
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| Method | TargetColorSpace | Quality | Mean | Error | StdDev | |
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|---------- |----------------- |-------- |----------:|----------:|----------:| |
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| Benchmark | Luminance | 75 | 7.055 ms | 0.1411 ms | 0.3297 ms | |
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| Benchmark | Rgb | 75 | 12.139 ms | 0.0645 ms | 0.0538 ms | |
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| Benchmark | YCbCrRatio420 | 75 | 6.463 ms | 0.0282 ms | 0.0235 ms | |
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| Benchmark | YCbCrRatio444 | 75 | 8.616 ms | 0.0422 ms | 0.0374 ms | |
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| Benchmark | Luminance | 90 | 7.011 ms | 0.0361 ms | 0.0301 ms | |
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| Benchmark | Rgb | 90 | 13.119 ms | 0.0947 ms | 0.0886 ms | |
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| Benchmark | YCbCrRatio420 | 90 | 6.786 ms | 0.0328 ms | 0.0274 ms | |
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| Benchmark | YCbCrRatio444 | 90 | 8.672 ms | 0.0772 ms | 0.0722 ms | |
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| Benchmark | Luminance | 100 | 9.554 ms | 0.1211 ms | 0.1012 ms | |
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| Benchmark | Rgb | 100 | 19.475 ms | 0.1080 ms | 0.0958 ms | |
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| Benchmark | YCbCrRatio420 | 100 | 10.146 ms | 0.0585 ms | 0.0519 ms | |
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| Benchmark | YCbCrRatio444 | 100 | 15.317 ms | 0.0709 ms | 0.0592 ms | |
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*/ |
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@ -1,34 +0,0 @@ |
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// Copyright (c) Six Labors.
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// Licensed under the Apache License, Version 2.0.
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using System.Collections.Generic; |
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using System.Drawing.Imaging; |
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using BenchmarkDotNet.Attributes; |
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using SixLabors.ImageSharp.Formats.Jpeg; |
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namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg |
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{ |
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[Config(typeof(Config.ShortMultiFramework))] |
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public class EncodeJpegMultiple : MultiImageBenchmarkBase.WithImagesPreloaded |
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{ |
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protected override IEnumerable<string> InputImageSubfoldersOrFiles => new[] { "Bmp/", "Jpg/baseline" }; |
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protected override IEnumerable<string> SearchPatterns => new[] { "*.bmp", "*.jpg" }; |
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[Benchmark(Description = "EncodeJpegMultiple - ImageSharp")] |
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public void EncodeJpegImageSharp() |
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=> this.ForEachImageSharpImage((img, ms) => |
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{ |
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img.Save(ms, new JpegEncoder()); |
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return null; |
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}); |
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[Benchmark(Baseline = true, Description = "EncodeJpegMultiple - System.Drawing")] |
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public void EncodeJpegSystemDrawing() |
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=> this.ForEachSystemDrawingImage((img, ms) => |
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{ |
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img.Save(ms, ImageFormat.Jpeg); |
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return null; |
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}); |
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} |
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} |
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@ -0,0 +1,3 @@ |
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