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125 lines
7.0 KiB
125 lines
7.0 KiB
// Copyright (c) Six Labors and contributors.
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// Licensed under the Apache License, Version 2.0.
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using System.Drawing;
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using System.IO;
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using BenchmarkDotNet.Attributes;
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using BenchmarkDotNet.Configs;
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using BenchmarkDotNet.Jobs;
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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 CoreSize = SixLabors.Primitives.Size;
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using SDImage = System.Drawing.Image;
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// ReSharper disable InconsistentNaming
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namespace SixLabors.ImageSharp.Benchmarks.Codecs.Jpeg
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{
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/// <summary>
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/// Image-specific Jpeg benchmarks
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/// </summary>
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[Config(typeof(Config.ShortClr))]
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public class DecodeJpeg_ImageSpecific
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{
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public class Config : ManualConfig
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{
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public Config()
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{
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// Uncomment if you want to use any of the diagnoser
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this.Add(new BenchmarkDotNet.Diagnosers.MemoryDiagnoser());
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}
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public class ShortClr : Benchmarks.Config
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{
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public ShortClr()
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{
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this.Add(
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//Job.Clr.WithLaunchCount(1).WithWarmupCount(2).WithTargetCount(3),
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Job.Core.WithLaunchCount(1).WithWarmupCount(2).WithTargetCount(3)
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);
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}
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}
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}
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private byte[] jpegBytes;
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private string TestImageFullPath => Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, this.TestImage);
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[Params(
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TestImages.Jpeg.Baseline.Lake,
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TestImages.Jpeg.Issues.BadRstProgressive518,
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TestImages.Jpeg.Issues.ExifGetString750Transform,
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TestImages.Jpeg.Baseline.Jpeg420Exif
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)]
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public string TestImage { get; set; }
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[GlobalSetup]
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public void ReadImages()
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{
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if (this.jpegBytes == null)
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{
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this.jpegBytes = File.ReadAllBytes(this.TestImageFullPath);
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}
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}
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[Benchmark(Baseline = true, Description = "Decode Jpeg - System.Drawing")]
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public Size JpegSystemDrawing()
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{
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using (var memoryStream = new MemoryStream(this.jpegBytes))
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{
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using (var image = SDImage.FromStream(memoryStream))
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{
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return image.Size;
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}
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}
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}
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[Benchmark(Description = "Decode Jpeg - ImageSharp")]
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public CoreSize JpegImageSharp()
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{
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using (var memoryStream = new MemoryStream(this.jpegBytes))
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{
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using (var image = Image.Load<Rgba32>(memoryStream, new JpegDecoder(){ IgnoreMetadata = true}))
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{
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return new CoreSize(image.Width, image.Height);
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}
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}
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}
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// RESULTS (2018 October 31):
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//
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// BenchmarkDotNet=v0.10.14, OS=Windows 10.0.17134
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// Intel Core i7-7700HQ CPU 2.80GHz (Kaby Lake), 1 CPU, 8 logical and 4 physical cores
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// Frequency=2742191 Hz, Resolution=364.6719 ns, Timer=TSC
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// .NET Core SDK=2.1.403
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// [Host] : .NET Core 2.1.5 (CoreCLR 4.6.26919.02, CoreFX 4.6.26919.02), 64bit RyuJIT
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// Job-MCUBGX : .NET Framework 4.7.1 (CLR 4.0.30319.42000), 64bit RyuJIT-v4.7.3190.0
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// Job-TZIRPF : .NET Core 2.1.5 (CoreCLR 4.6.26919.02, CoreFX 4.6.26919.02), 64bit RyuJIT
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//
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//
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// Method | Runtime | TestImage | Mean | Error | StdDev | Scaled | ScaledSD | Gen 0 | Allocated |
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// ------------------------------- |-------- |----------------------------- |---------:|----------:|----------:|-------:|---------:|---------:|----------:|
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// 'Decode Jpeg - System.Drawing' | Clr | Jpg/baseline/jpeg420exif.jpg | 17.10 ms | 4.720 ms | 0.2667 ms | 1.00 | 0.00 | 218.7500 | 757.88 KB |
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// 'Decode Jpeg - ImageSharp' | Clr | Jpg/baseline/jpeg420exif.jpg | 57.77 ms | 4.626 ms | 0.2614 ms | 3.38 | 0.04 | 125.0000 | 566.01 KB |
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// | | | | | | | | | |
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// 'Decode Jpeg - System.Drawing' | Core | Jpg/baseline/jpeg420exif.jpg | 17.45 ms | 2.092 ms | 0.1182 ms | 1.00 | 0.00 | 218.7500 | 757.04 KB |
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// 'Decode Jpeg - ImageSharp' | Core | Jpg/baseline/jpeg420exif.jpg | 48.39 ms | 14.562 ms | 0.8228 ms | 2.77 | 0.04 | 125.0000 | 529.96 KB |
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// RESULTS (2018 November 4):
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// Method | TestImage | Mean | Error | StdDev | Scaled | ScaledSD | Gen 0 | Gen 1 | Gen 2 | Allocated |
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// ------------------------------- |-------------------------------------------- |-----------:|-----------:|----------:|-------:|---------:|----------:|---------:|---------:|------------:|
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// 'Decode Jpeg - System.Drawing' | Jpg/baseline/Lake.jpg | 6.291 ms | 1.200 ms | 0.0678 ms | 1.00 | 0.00 | 62.5000 | - | - | 205.83 KB |
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// 'Decode Jpeg - ImageSharp' | Jpg/baseline/Lake.jpg | 18.493 ms | 3.025 ms | 0.1709 ms | 2.94 | 0.03 | - | - | - | 19.97 KB |
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// | | | | | | | | | | |
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// 'Decode Jpeg - System.Drawing' | Jpg/baseline/jpeg420exif.jpg | 16.962 ms | 1.446 ms | 0.0817 ms | 1.00 | 0.00 | 218.7500 | - | - | 757.04 KB |
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// 'Decode Jpeg - ImageSharp' | Jpg/baseline/jpeg420exif.jpg | 42.105 ms | 4.496 ms | 0.2540 ms | 2.48 | 0.02 | - | - | - | 21.94 KB |
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// | | | | | | | | | | |
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// 'Decode Jpeg - System.Drawing' | Jpg/issues/Issue518-Bad-RST-Progressive.jpg | 432.344 ms | 89.746 ms | 5.0708 ms | 1.00 | 0.00 | 2375.0000 | - | - | 7403.76 KB |
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// 'Decode Jpeg - ImageSharp' | Jpg/issues/Issue518-Bad-RST-Progressive.jpg | 421.292 ms | 128.587 ms | 7.2654 ms | 0.97 | 0.02 | 125.0000 | 125.0000 | 125.0000 | 35186.98 KB |
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// | | | | | | | | | | |
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// 'Decode Jpeg - System.Drawing' | Jpg/issues/issue750-exif-tranform.jpg | 94.723 ms | 4.663 ms | 0.2635 ms | 1.00 | 0.00 | 1750.0000 | - | - | 5492.63 KB |
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// 'Decode Jpeg - ImageSharp' | Jpg/issues/issue750-exif-tranform.jpg | 234.071 ms | 37.979 ms | 2.1459 ms | 2.47 | 0.02 | 312.5000 | 312.5000 | 312.5000 | 58834.45 KB |
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}
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}
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