Add Tiff to configurations.

Implement simple unit-tests for Tiff decoder, add test files.
Add benchmarks.
Report decoder bugs.

.gitattributes

@@ -107,6 +107,8 @@
 *.tga               binary
 *.ttc               binary
 *.ttf               binary
+*.tif               binary
+*.tiff              binary
 *.webp              binary
 *.woff              binary
 *.woff2             binary

src/ImageSharp/Advanced/AotCompilerTools.cs

@@ -94,6 +94,8 @@ namespace SixLabors.ImageSharp.Advanced
             AotCodec<TPixel>(new Formats.Bmp.BmpDecoder(), new Formats.Bmp.BmpEncoder());
             AotCodec<TPixel>(new Formats.Gif.GifDecoder(), new Formats.Gif.GifEncoder());
             AotCodec<TPixel>(new Formats.Jpeg.JpegDecoder(), new Formats.Jpeg.JpegEncoder());
+            AotCodec<TPixel>(new Formats.Tga.TgaDecoder(), new Formats.Tga.TgaEncoder());
+            AotCodec<TPixel>(new Formats.Tiff.TiffDecoder(), new Formats.Tiff.TiffEncoder());
 
             // TODO: Do the discovery work to figure out what works and what doesn't.
         }

src/ImageSharp/Configuration.cs

@@ -181,6 +181,7 @@ namespace SixLabors.ImageSharp
         /// <see cref="GifConfigurationModule"/>
         /// <see cref="BmpConfigurationModule"/>.
         /// <see cref="TgaConfigurationModule"/>.
+        /// <see cref="TiffConfigurationModule"/>
         /// </summary>
         /// <returns>The default configuration of <see cref="Configuration"/>.</returns>
         internal static Configuration CreateDefaultInstance()
@@ -190,7 +191,8 @@ namespace SixLabors.ImageSharp
                 new JpegConfigurationModule(),
                 new GifConfigurationModule(),
                 new BmpConfigurationModule(),
-                new TgaConfigurationModule());
+                new TgaConfigurationModule(),
+                new TiffConfigurationModule());
         }
     }
 }

src/ImageSharp/Formats/Tiff/TiffDecoder.cs

@@ -24,7 +24,7 @@ namespace SixLabors.ImageSharp.Formats.Tiff
         {
             Guard.NotNull(stream, "stream");
 
-            using (TiffDecoderCore decoder = new TiffDecoderCore(configuration, this))
+            using (var decoder = new TiffDecoderCore(configuration, this))
             {
                 return decoder.Decode<TPixel>(stream);
             }
@@ -37,11 +37,13 @@ namespace SixLabors.ImageSharp.Formats.Tiff
         }
 
         /// <inheritdoc/>
-        public Task<Image<TPixel>> DecodeAsync<TPixel>(Configuration configuration, Stream stream, CancellationToken cancellationToken) where TPixel : unmanaged, IPixel<TPixel>
+        public Task<Image<TPixel>> DecodeAsync<TPixel>(Configuration configuration, Stream stream, CancellationToken cancellationToken)
+            where TPixel : unmanaged, IPixel<TPixel>
         {
             throw new System.NotImplementedException();
         }
 
+        /// <inheritdoc/>
         public Task<Image> DecodeAsync(Configuration configuration, Stream stream, CancellationToken cancellationToken)
         {
             throw new System.NotImplementedException();

tests/ImageSharp.Benchmarks/Codecs/DecodeTiff.cs

@@ -1,52 +1,51 @@
 // Copyright (c) Six Labors.
 // Licensed under the Apache License, Version 2.0.
 
-using System.Drawing;
 using System.IO;
-
 using BenchmarkDotNet.Attributes;
-
 using SixLabors.ImageSharp.PixelFormats;
-
-using CoreImage = SixLabors.ImageSharp.Image;
-using CoreSize = SixLabors.ImageSharp.Size;
+using SixLabors.ImageSharp.Tests;
+using SDImage = System.Drawing.Image;
+using SDSize = System.Drawing.Size;
 
 namespace SixLabors.ImageSharp.Benchmarks.Codecs
 {
+    [Config(typeof(Config.ShortClr))]
     public class DecodeTiff : BenchmarkBase
     {
         private byte[] tiffBytes;
 
+        private string TestImageFullPath => Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, this.TestImage);
+
+        [Params(TestImages.Tiff.RgbLzw)]
+        public string TestImage { get; set; }
+
         [GlobalSetup]
         public void ReadImages()
         {
             if (this.tiffBytes == null)
             {
-                this.tiffBytes = File.ReadAllBytes("../ImageSharp.Tests/TestImages/Formats/Tiff/Calliphora_rgb_uncompressed.tiff");
+                this.tiffBytes = File.ReadAllBytes(this.TestImageFullPath);
             }
         }
 
         [Benchmark(Baseline = true, Description = "System.Drawing Tiff")]
-        public System.Drawing.Size TiffSystemDrawing()
+        public SDSize TiffSystemDrawing()
         {
-            using (MemoryStream memoryStream = new MemoryStream(this.tiffBytes))
+            using (var memoryStream = new MemoryStream(this.tiffBytes))
+            using (var image = SDImage.FromStream(memoryStream))
             {
-                using (var image = System.Drawing.Image.FromStream(memoryStream))
-                {
-                    return image.Size;
-                }
+                return image.Size;
             }
         }
 
         [Benchmark(Description = "ImageSharp Tiff")]
-        public CoreSize TiffCore()
+        public Size TiffCore()
         {
-            using (MemoryStream memoryStream = new MemoryStream(this.tiffBytes))
+            using (var memoryStream = new MemoryStream(this.tiffBytes))
+            using (var image = Image.Load<Rgba32>(memoryStream))
             {
-                using (Image<Rgba32> image = CoreImage.Load<Rgba32>(memoryStream))
-                {
-                    return new CoreSize(image.Width, image.Height);
-                }
+                return image.Size();
             }
         }
     }

tests/ImageSharp.Benchmarks/Codecs/DecodeTiffBig.cs

@@ -0,0 +1,76 @@
+// Copyright (c) Six Labors.
+// Licensed under the Apache License, Version 2.0.
+
+using System.IO;
+
+using BenchmarkDotNet.Attributes;
+using BenchmarkDotNet.Environments;
+using BenchmarkDotNet.Jobs;
+using BenchmarkDotNet.Reports;
+using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Tests;
+using SDImage = System.Drawing.Image;
+using SDSize = System.Drawing.Size;
+
+namespace SixLabors.ImageSharp.Benchmarks.Codecs
+{
+    [Config(typeof(DecodeTiffBig.Config.LongClr))]
+    public class DecodeTiffBig : BenchmarkBase
+    {
+        private class Config : SixLabors.ImageSharp.Benchmarks.Config
+        {
+            public class LongClr : Config
+            {
+                public LongClr()
+                {
+                    this.Add(
+                        Job.Default.With(ClrRuntime.Net472).WithLaunchCount(1).WithWarmupCount(3).WithIterationCount(5),
+                        Job.Default.With(CoreRuntime.Core31).WithLaunchCount(1).WithWarmupCount(3).WithIterationCount(5),
+                        Job.Default.With(CoreRuntime.Core21).WithLaunchCount(1).WithWarmupCount(3).WithIterationCount(5));
+
+                    this.SummaryStyle = SummaryStyle.Default.WithMaxParameterColumnWidth(60);
+                }
+            }
+        }
+
+        private string prevImage = null;
+
+        private byte[] data;
+
+        private string TestImageFullPath => Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, this.TestImage);
+
+        [Params(TestImages.Tiff.Benchmark_GrayscaleUncompressed, TestImages.Tiff.Benchmark_PaletteUncompressed, TestImages.Tiff.Benchmark_RgbDeflate, TestImages.Tiff.Benchmark_RgbLzw, TestImages.Tiff.Benchmark_RgbPackbits, TestImages.Tiff.Benchmark_RgbUncompressed)]
+        // [Params(TestImages.Tiff.GrayscaleUncompressed, TestImages.Tiff.PaletteUncompressed, TestImages.Tiff.RgbDeflate, TestImages.Tiff.RgbLzw, TestImages.Tiff.RgbPackbits, TestImages.Tiff.RgbUncompressed)]
+        public string TestImage { get; set; }
+
+        [IterationSetup]
+        public void ReadImages()
+        {
+            if (this.prevImage != this.TestImage)
+            {
+                this.data = File.ReadAllBytes(this.TestImageFullPath);
+                this.prevImage = this.TestImage;
+            }
+        }
+
+        [Benchmark(Baseline = true, Description = "System.Drawing Tiff")]
+        public SDSize TiffSystemDrawing()
+        {
+            using (var memoryStream = new MemoryStream(this.data))
+            using (var image = SDImage.FromStream(memoryStream))
+            {
+                return image.Size;
+            }
+        }
+
+        [Benchmark(Description = "ImageSharp Tiff")]
+        public Size TiffCore()
+        {
+            using (var ms = new MemoryStream(this.data))
+            using (var image = Image.Load<Rgba32>(ms))
+            {
+                return image.Size();
+            }
+        }
+    }
+}

tests/ImageSharp.Tests/FileTestBase.cs

@@ -22,7 +22,9 @@ namespace SixLabors.ImageSharp.Tests
                 TestImages.Bmp.Car,
                 TestImages.Jpeg.Baseline.Calliphora,
                 TestImages.Png.Splash,
-                TestImages.Gif.Trans
+                TestImages.Gif.Trans,
+                TestImages.Tga.Bit24PalRleTopRight,
+                TestImages.Tiff.RgbLzw,
             };
 
         /// <summary>
@@ -64,6 +66,10 @@ namespace SixLabors.ImageSharp.Tests
             public const string Png = "png";
 
             public const string Gif = "gif";
+
+            public const string Tga = "tga";
+
+            public const string Tiff = "tiff";
         }
 
         /// <summary>
@@ -109,6 +115,8 @@ namespace SixLabors.ImageSharp.Tests
             // TestFile.Create(TestImages.Gif.Trans), // Perf: Enable for local testing only
             // TestFile.Create(TestImages.Gif.Cheers), // Perf: Enable for local testing only
             // TestFile.Create(TestImages.Gif.Giphy) // Perf: Enable for local testing only
+            TestFile.Create(TestImages.Tga.Bit24PalRleTopRight),
+            TestFile.Create(TestImages.Tiff.RgbLzw),
         };
 #pragma warning restore SA1515 // Single-line comment should be preceded by blank line
     }

tests/ImageSharp.Tests/Formats/Tiff/TiffDecoderTests.cs

@@ -0,0 +1,35 @@
+// Copyright (c) Six Labors and contributors.
+// Licensed under the Apache License, Version 2.0.
+
+// ReSharper disable InconsistentNaming
+
+
+using System.IO;
+using SixLabors.ImageSharp.Formats;
+using SixLabors.ImageSharp.Formats.Png;
+using SixLabors.ImageSharp.Formats.Tiff;
+using SixLabors.ImageSharp.PixelFormats;
+using SixLabors.ImageSharp.Tests.TestUtilities.ImageComparison;
+using SixLabors.ImageSharp.Tests.TestUtilities.ReferenceCodecs;
+using Xunit;
+
+namespace SixLabors.ImageSharp.Tests.Formats.Tiff
+{
+    [Trait("Category", "Tiff.BlackBox")]
+    public class TiffDecoderTests
+    {
+        public static readonly string[] CommonTestImages = TestImages.Tiff.All;
+
+        [Theory]
+        [WithFileCollection(nameof(CommonTestImages), PixelTypes.Rgba32)]
+        public void Decode<TPixel>(TestImageProvider<TPixel> provider)
+          where TPixel : unmanaged, IPixel<TPixel>
+        {
+            using (Image<TPixel> image = provider.GetImage(new TiffDecoder()))
+            {
+                image.DebugSave(provider);
+                image.CompareToOriginal(provider, ImageComparer.Exact, new MagickReferenceDecoder());
+            }
+        }
+    }
+}

tests/ImageSharp.Tests/TestImages.cs

@@ -490,5 +490,54 @@ namespace SixLabors.ImageSharp.Tests
             public const string NoAlphaBits32Bit = "Tga/32bit_no_alphabits.tga";
             public const string NoAlphaBits32BitRle = "Tga/32bit_rle_no_alphabits.tga";
         }
+
+        public static class Tiff
+        {
+            public const string Benchmark_GrayscaleUncompressed = "Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff";
+            public const string Benchmark_PaletteUncompressed = "Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff";
+            public const string Benchmark_RgbDeflate = "Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff";
+            public const string Benchmark_RgbLzw = "Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff";
+            public const string Benchmark_RgbPackbits = "Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff";
+            public const string Benchmark_RgbUncompressed = "Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff";
+
+            public const string Calliphora_GrayscaleUncompressed = "Tiff/Calliphora_grayscale_uncompressed.tiff";
+            public const string Calliphora_PaletteUncompressed = "Tiff/Calliphora_palette_uncompressed.tiff";
+            public const string Calliphora_RgbDeflate = "Tiff/Calliphora_rgb_deflate.tiff";
+            public const string Calliphora_RgbJpeg = "Tiff/Calliphora_rgb_jpeg.tiff";
+            public const string Calliphora_RgbLzw = "Tiff/Calliphora_rgb_lzw.tiff";
+            public const string Calliphora_RgbPackbits = "Tiff/Calliphora_rgb_packbits.tiff";
+            public const string Calliphora_RgbUncompressed = "Tiff/Calliphora_rgb_uncompressed.tiff";
+
+            public const string GrayscaleDeflateMultistrip = "Tiff/grayscale_deflate_multistrip.tiff";
+            public const string GrayscaleUncompressed = "Tiff/grayscale_uncompressed.tiff";
+            public const string PaletteDeflateMultistrip = "Tiff/palette_grayscale_deflate_multistrip.tiff";
+            public const string PaletteUncompressed = "Tiff/palette_uncompressed.tiff";
+            public const string RgbDeflate = "Tiff/rgb_deflate.tiff";
+            public const string RgbDeflateMultistrip = "Tiff/rgb_deflate_multistrip.tiff";
+            public const string RgbJpeg = "Tiff/rgb_jpeg.tiff";
+            public const string RgbLzw = "Tiff/rgb_lzw.tiff";
+            public const string RgbLzwMultistrip = "Tiff/rgb_lzw_multistrip.tiff";
+            public const string RgbPackbits = "Tiff/rgb_packbits.tiff";
+            public const string RgbPackbitsMultistrip = "Tiff/rgb_packbits_multistrip.tiff";
+            public const string RgbUncompressed = "Tiff/rgb_uncompressed.tiff";
+
+            public const string RgbUncompressedTiled = "Tiff/rgb_uncompressed_tiled.tiff";
+            public const string MultiframeDifferentSizeTiled = "Tiff/multipage_ withPreview_differentSize_tiled.tiff";
+
+            public const string MultiframeLzw = "Tiff/multipage_lzw.tiff";
+            public const string MultiframeDeflateWithPreview = "Tiff/multipage_deflate_withPreview.tiff";
+            public const string MultiframeDifferentSize = "Tiff/multipage_differentSize.tiff";
+            public const string MultiframeDifferentVariants = "Tiff/multipage_differentVariants.tiff";
+
+            public const string SampleMetadata = "Tiff/metadata_sample.tiff";
+
+            public static readonly string[] All = { Calliphora_GrayscaleUncompressed, Calliphora_PaletteUncompressed, Calliphora_RgbDeflate, Calliphora_RgbLzw, Calliphora_RgbPackbits, Calliphora_RgbUncompressed, GrayscaleDeflateMultistrip, GrayscaleUncompressed, PaletteDeflateMultistrip, PaletteUncompressed, RgbDeflate, RgbDeflateMultistrip, /*RgbJpeg,*/ RgbLzw, RgbLzwMultistrip, RgbPackbits, RgbPackbitsMultistrip, RgbUncompressed, MultiframeLzw, /*MultiFrameDifferentVariants,*/ SampleMetadata, };
+
+            public static readonly string[] Multiframes = { MultiframeLzw, MultiframeDeflateWithPreview /*MultiFrameDifferentSize, MultiframeDifferentSizeTiled, MultiFrameDifferentVariants,*/ };
+
+            public static readonly string[] Metadata = { SampleMetadata };
+
+            public static readonly string[] NotSupported = { Calliphora_RgbJpeg, RgbJpeg, RgbUncompressedTiled, MultiframeDifferentSize, MultiframeDifferentVariants };
+        }
     }
 }

tests/ImageSharp.Tests/TestUtilities/TestEnvironment.Formats.cs

@@ -9,6 +9,7 @@ using SixLabors.ImageSharp.Formats.Gif;
 using SixLabors.ImageSharp.Formats.Jpeg;
 using SixLabors.ImageSharp.Formats.Png;
 using SixLabors.ImageSharp.Formats.Tga;
+using SixLabors.ImageSharp.Formats.Tiff;
 using SixLabors.ImageSharp.Tests.TestUtilities.ReferenceCodecs;
 
 namespace SixLabors.ImageSharp.Tests
@@ -55,7 +56,9 @@ namespace SixLabors.ImageSharp.Tests
             var cfg = new Configuration(
                 new JpegConfigurationModule(),
                 new GifConfigurationModule(),
-                new TgaConfigurationModule());
+                new TgaConfigurationModule(),
+                new TiffConfigurationModule()
+            );
 
             // Magick codecs should work on all platforms
             IImageEncoder pngEncoder = IsWindows ? (IImageEncoder)SystemDrawingReferenceEncoder.Png : new PngEncoder();

tests/Images/Input/Tiff/Benchmarks/SixLabors.ImageSharp.Benchmarks.Codecs.DecodeTiffBig-report-github.md

@@ -0,0 +1,69 @@
+``` ini
+
+BenchmarkDotNet=v0.12.1, OS=Windows 10.0.19041.450 (2004/?/20H1)
+Intel Core i7-3610QM CPU 2.30GHz (Ivy Bridge), 1 CPU, 8 logical and 4 physical cores
+.NET Core SDK=3.1.401
+  [Host]     : .NET Core 3.1.7 (CoreCLR 4.700.20.36602, CoreFX 4.700.20.37001), X64 RyuJIT
+  Job-MTZTUC : .NET Framework 4.8 (4.8.4200.0), X64 RyuJIT
+  Job-BGVYTJ : .NET Core 2.1.21 (CoreCLR 4.6.29130.01, CoreFX 4.6.29130.02), X64 RyuJIT
+  Job-ZDUDFU : .NET Core 3.1.7 (CoreCLR 4.700.20.36602, CoreFX 4.700.20.37001), X64 RyuJIT
+
+InvocationCount=1  IterationCount=5  LaunchCount=1  
+UnrollFactor=1  WarmupCount=3  
+
+```
+|                Method |        Job |       Runtime |                                               TestImage |        Mean |       Error |      StdDev |  Ratio | RatioSD |       Gen 0 |     Gen 1 |     Gen 2 |    Allocated |
+|---------------------- |----------- |-------------- |-------------------------------------------------------- |------------:|------------:|------------:|-------:|--------:|------------:|----------:|----------:|-------------:|
+| **'System.Drawing Tiff'** | **Job-MTZTUC** |    **.NET 4.7.2** | **Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff** |    **180.2 ms** |    **15.21 ms** |     **2.35 ms** |   **1.00** |    **0.00** |  **85000.0000** |         **-** |         **-** |  **269221840 B** |
+|     'ImageSharp Tiff' | Job-MTZTUC |    .NET 4.7.2 | Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff | 31,527.8 ms | 4,371.70 ms | 1,135.32 ms | 176.11 |    8.81 |   1000.0000 | 1000.0000 | 1000.0000 | 1342029912 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-BGVYTJ | .NET Core 2.1 | Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff |    185.5 ms |    15.88 ms |     2.46 ms |   1.00 |    0.00 |  85000.0000 |         - |         - |  268813936 B |
+|     'ImageSharp Tiff' | Job-BGVYTJ | .NET Core 2.1 | Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff | 17,768.7 ms |   116.03 ms |    30.13 ms |  95.84 |    1.13 |   1000.0000 | 1000.0000 | 1000.0000 | 1342016464 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-ZDUDFU | .NET Core 3.1 | Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff |    149.9 ms |     8.23 ms |     1.27 ms |   1.00 |    0.00 |           - |         - |         - |        176 B |
+|     'ImageSharp Tiff' | Job-ZDUDFU | .NET Core 3.1 | Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff | 16,782.2 ms |   718.14 ms |   111.13 ms | 111.94 |    0.80 |   1000.0000 | 1000.0000 | 1000.0000 | 1342016440 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| **'System.Drawing Tiff'** | **Job-MTZTUC** |    **.NET 4.7.2** |   **Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff** |    **178.0 ms** |     **7.07 ms** |     **1.83 ms** |   **1.00** |    **0.00** |  **85000.0000** |         **-** |         **-** |  **269221840 B** |
+|     'ImageSharp Tiff' | Job-MTZTUC |    .NET 4.7.2 |   Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff | 33,721.9 ms |    78.03 ms |    12.08 ms | 188.96 |    1.80 |   1000.0000 | 1000.0000 | 1000.0000 | 1342023280 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-BGVYTJ | .NET Core 2.1 |   Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff |    180.1 ms |     8.81 ms |     2.29 ms |   1.00 |    0.00 |  85000.0000 |         - |         - |  268815616 B |
+|     'ImageSharp Tiff' | Job-BGVYTJ | .NET Core 2.1 |   Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff | 22,941.4 ms |   728.12 ms |   189.09 ms | 127.37 |    1.07 |   1000.0000 | 1000.0000 | 1000.0000 | 1342022368 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-ZDUDFU | .NET Core 3.1 |   Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff |    145.5 ms |     3.20 ms |     0.50 ms |   1.00 |    0.00 |           - |         - |         - |        176 B |
+|     'ImageSharp Tiff' | Job-ZDUDFU | .NET Core 3.1 |   Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff | 21,485.0 ms |   711.10 ms |   184.67 ms | 148.04 |    0.66 |   1000.0000 | 1000.0000 | 1000.0000 | 1342025632 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| **'System.Drawing Tiff'** | **Job-MTZTUC** |    **.NET 4.7.2** |            **Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff** |  **2,518.2 ms** |    **76.22 ms** |    **19.79 ms** |   **1.00** |    **0.00** |   **6000.0000** |         **-** |         **-** |   **29598616 B** |
+|     'ImageSharp Tiff' | Job-MTZTUC |    .NET 4.7.2 |            Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff | 29,327.2 ms |   102.72 ms |    26.68 ms |  11.65 |    0.10 |   1000.0000 | 1000.0000 | 1000.0000 | 1124088224 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-BGVYTJ | .NET Core 2.1 |            Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff |  2,500.3 ms |    67.24 ms |    10.41 ms |   1.00 |    0.00 |   6000.0000 |         - |         - |   29528752 B |
+|     'ImageSharp Tiff' | Job-BGVYTJ | .NET Core 2.1 |            Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff | 18,974.7 ms |   199.58 ms |    30.89 ms |   7.59 |    0.04 |   1000.0000 | 1000.0000 | 1000.0000 | 1123947608 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-ZDUDFU | .NET Core 3.1 |            Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff |  2,541.1 ms |    21.36 ms |     5.55 ms |   1.00 |    0.00 |           - |         - |         - |        176 B |
+|     'ImageSharp Tiff' | Job-ZDUDFU | .NET Core 3.1 |            Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff | 17,974.8 ms |   751.73 ms |   116.33 ms |   7.07 |    0.04 |   1000.0000 | 1000.0000 | 1000.0000 | 1123949960 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| **'System.Drawing Tiff'** | **Job-MTZTUC** |    **.NET 4.7.2** |                **Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff** |  **3,368.4 ms** |    **40.71 ms** |     **6.30 ms** |   **1.00** |    **0.00** |   **4000.0000** |         **-** |         **-** |   **22835824 B** |
+|     'ImageSharp Tiff' | Job-MTZTUC |    .NET 4.7.2 |                Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff | 28,919.9 ms |   705.58 ms |   183.24 ms |   8.57 |    0.04 |   1000.0000 | 1000.0000 | 1000.0000 | 1123956384 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-BGVYTJ | .NET Core 2.1 |                Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff |  3,365.1 ms |    36.93 ms |     5.72 ms |   1.00 |    0.00 |   4000.0000 |         - |         - |   22789840 B |
+|     'ImageSharp Tiff' | Job-BGVYTJ | .NET Core 2.1 |                Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff | 17,905.1 ms |    40.08 ms |    10.41 ms |   5.32 |    0.01 |   1000.0000 | 1000.0000 | 1000.0000 | 1123949072 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-ZDUDFU | .NET Core 3.1 |                Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff |  3,377.6 ms |   125.36 ms |    32.56 ms |   1.00 |    0.00 |           - |         - |         - |        176 B |
+|     'ImageSharp Tiff' | Job-ZDUDFU | .NET Core 3.1 |                Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff | 16,998.0 ms |   460.59 ms |   119.61 ms |   5.03 |    0.07 |   1000.0000 | 1000.0000 | 1000.0000 | 1123952144 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| **'System.Drawing Tiff'** | **Job-MTZTUC** |    **.NET 4.7.2** |           **Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff** |  **1,849.3 ms** |    **43.52 ms** |    **11.30 ms** |   **1.00** |    **0.00** | **255000.0000** |         **-** |         **-** |  **812350880 B** |
+|     'ImageSharp Tiff' | Job-MTZTUC |    .NET 4.7.2 |           Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff | 29,360.0 ms |   157.78 ms |    40.98 ms |  15.88 |    0.12 |           - |         - |         - | 2690323752 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-BGVYTJ | .NET Core 2.1 |           Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff |  1,882.7 ms |    64.85 ms |    16.84 ms |   1.00 |    0.00 | 255000.0000 |         - |         - |  811943568 B |
+|     'ImageSharp Tiff' | Job-BGVYTJ | .NET Core 2.1 |           Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff | 18,967.7 ms |   445.86 ms |   115.79 ms |  10.08 |    0.09 |           - |         - |         - | 2690318648 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-ZDUDFU | .NET Core 3.1 |           Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff |  1,743.2 ms |    78.50 ms |    20.39 ms |   1.00 |    0.00 |           - |         - |         - |        176 B |
+|     'ImageSharp Tiff' | Job-ZDUDFU | .NET Core 3.1 |           Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff | 17,379.6 ms |   243.53 ms |    63.24 ms |   9.97 |    0.10 |           - |         - |         - | 2690321912 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| **'System.Drawing Tiff'** | **Job-MTZTUC** |    **.NET 4.7.2** |       **Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff** |    **758.5 ms** |     **9.75 ms** |     **2.53 ms** |   **1.00** |    **0.00** | **255000.0000** |         **-** |         **-** |  **806059984 B** |
+|     'ImageSharp Tiff' | Job-MTZTUC |    .NET 4.7.2 |       Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff | 29,198.2 ms |   677.81 ms |   176.03 ms |  38.50 |    0.19 |           - |         - |         - | 1878827096 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-BGVYTJ | .NET Core 2.1 |       Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff |    760.1 ms |    15.95 ms |     2.47 ms |   1.00 |    0.00 | 255000.0000 |         - |         - |  805652192 B |
+|     'ImageSharp Tiff' | Job-BGVYTJ | .NET Core 2.1 |       Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff | 18,457.2 ms |    35.60 ms |     5.51 ms |  24.28 |    0.08 |           - |         - |         - | 1878821992 B |
+|                       |            |               |                                                         |             |             |             |        |         |             |           |           |              |
+| 'System.Drawing Tiff' | Job-ZDUDFU | .NET Core 3.1 |       Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff |    629.5 ms |    11.40 ms |     2.96 ms |   1.00 |    0.00 |           - |         - |         - |        176 B |
+|     'ImageSharp Tiff' | Job-ZDUDFU | .NET Core 3.1 |       Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff | 17,579.8 ms |   371.72 ms |    96.54 ms |  27.93 |    0.11 |           - |         - |         - | 1878825256 B |

tests/Images/Input/Tiff/Benchmarks/SixLabors.ImageSharp.Benchmarks.Codecs.DecodeTiffBig-report.html

@@ -0,0 +1,69 @@
+<!DOCTYPE html>
+<html lang='en'>
+<head>
+<meta charset='utf-8' />
+<title>SixLabors.ImageSharp.Benchmarks.Codecs.DecodeTiffBig-20200824-095044</title>
+
+<style type="text/css">
+	table { border-collapse: collapse; display: block; width: 100%; overflow: auto; }
+	td, th { padding: 6px 13px; border: 1px solid #ddd; text-align: right; }
+	tr { background-color: #fff; border-top: 1px solid #ccc; }
+	tr:nth-child(even) { background: #f8f8f8; }
+</style>
+</head>
+<body>
+<pre><code>
+BenchmarkDotNet=v0.12.1, OS=Windows 10.0.19041.450 (2004/?/20H1)
+Intel Core i7-3610QM CPU 2.30GHz (Ivy Bridge), 1 CPU, 8 logical and 4 physical cores
+.NET Core SDK=3.1.401
+  [Host]     : .NET Core 3.1.7 (CoreCLR 4.700.20.36602, CoreFX 4.700.20.37001), X64 RyuJIT
+  Job-MTZTUC : .NET Framework 4.8 (4.8.4200.0), X64 RyuJIT
+  Job-BGVYTJ : .NET Core 2.1.21 (CoreCLR 4.6.29130.01, CoreFX 4.6.29130.02), X64 RyuJIT
+  Job-ZDUDFU : .NET Core 3.1.7 (CoreCLR 4.700.20.36602, CoreFX 4.700.20.37001), X64 RyuJIT
+</code></pre>
+<pre><code>InvocationCount=1  IterationCount=5  LaunchCount=1  
+UnrollFactor=1  WarmupCount=3  
+</code></pre>
+
+<table>
+<thead><tr><th>         Method</th><th> Job</th><th>Runtime</th><th>                                        TestImage</th><th> Mean</th><th>Error</th><th>StdDev</th><th>Ratio</th><th>RatioSD</th><th>Gen 0</th><th>Gen 1</th><th>Gen 2</th><th>Allocated</th>
+</tr>
+</thead><tbody><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff</td><td>180.2 ms</td><td>15.21 ms</td><td>2.35 ms</td><td>1.00</td><td>0.00</td><td>85000.0000</td><td>-</td><td>-</td><td>269221840 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff</td><td>31,527.8 ms</td><td>4,371.70 ms</td><td>1,135.32 ms</td><td>176.11</td><td>8.81</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1342029912 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff</td><td>185.5 ms</td><td>15.88 ms</td><td>2.46 ms</td><td>1.00</td><td>0.00</td><td>85000.0000</td><td>-</td><td>-</td><td>268813936 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff</td><td>17,768.7 ms</td><td>116.03 ms</td><td>30.13 ms</td><td>95.84</td><td>1.13</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1342016464 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff</td><td>149.9 ms</td><td>8.23 ms</td><td>1.27 ms</td><td>1.00</td><td>0.00</td><td>-</td><td>-</td><td>-</td><td>176 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_grayscale_uncompressed.tiff</td><td>16,782.2 ms</td><td>718.14 ms</td><td>111.13 ms</td><td>111.94</td><td>0.80</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1342016440 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff</td><td>178.0 ms</td><td>7.07 ms</td><td>1.83 ms</td><td>1.00</td><td>0.00</td><td>85000.0000</td><td>-</td><td>-</td><td>269221840 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff</td><td>33,721.9 ms</td><td>78.03 ms</td><td>12.08 ms</td><td>188.96</td><td>1.80</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1342023280 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff</td><td>180.1 ms</td><td>8.81 ms</td><td>2.29 ms</td><td>1.00</td><td>0.00</td><td>85000.0000</td><td>-</td><td>-</td><td>268815616 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff</td><td>22,941.4 ms</td><td>728.12 ms</td><td>189.09 ms</td><td>127.37</td><td>1.07</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1342022368 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff</td><td>145.5 ms</td><td>3.20 ms</td><td>0.50 ms</td><td>1.00</td><td>0.00</td><td>-</td><td>-</td><td>-</td><td>176 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_palette_uncompressed.tiff</td><td>21,485.0 ms</td><td>711.10 ms</td><td>184.67 ms</td><td>148.04</td><td>0.66</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1342025632 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff</td><td>2,518.2 ms</td><td>76.22 ms</td><td>19.79 ms</td><td>1.00</td><td>0.00</td><td>6000.0000</td><td>-</td><td>-</td><td>29598616 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff</td><td>29,327.2 ms</td><td>102.72 ms</td><td>26.68 ms</td><td>11.65</td><td>0.10</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1124088224 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff</td><td>2,500.3 ms</td><td>67.24 ms</td><td>10.41 ms</td><td>1.00</td><td>0.00</td><td>6000.0000</td><td>-</td><td>-</td><td>29528752 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff</td><td>18,974.7 ms</td><td>199.58 ms</td><td>30.89 ms</td><td>7.59</td><td>0.04</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1123947608 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff</td><td>2,541.1 ms</td><td>21.36 ms</td><td>5.55 ms</td><td>1.00</td><td>0.00</td><td>-</td><td>-</td><td>-</td><td>176 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_deflate.tiff</td><td>17,974.8 ms</td><td>751.73 ms</td><td>116.33 ms</td><td>7.07</td><td>0.04</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1123949960 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff</td><td>3,368.4 ms</td><td>40.71 ms</td><td>6.30 ms</td><td>1.00</td><td>0.00</td><td>4000.0000</td><td>-</td><td>-</td><td>22835824 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff</td><td>28,919.9 ms</td><td>705.58 ms</td><td>183.24 ms</td><td>8.57</td><td>0.04</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1123956384 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff</td><td>3,365.1 ms</td><td>36.93 ms</td><td>5.72 ms</td><td>1.00</td><td>0.00</td><td>4000.0000</td><td>-</td><td>-</td><td>22789840 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff</td><td>17,905.1 ms</td><td>40.08 ms</td><td>10.41 ms</td><td>5.32</td><td>0.01</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1123949072 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff</td><td>3,377.6 ms</td><td>125.36 ms</td><td>32.56 ms</td><td>1.00</td><td>0.00</td><td>-</td><td>-</td><td>-</td><td>176 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_lzw.tiff</td><td>16,998.0 ms</td><td>460.59 ms</td><td>119.61 ms</td><td>5.03</td><td>0.07</td><td>1000.0000</td><td>1000.0000</td><td>1000.0000</td><td>1123952144 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff</td><td>1,849.3 ms</td><td>43.52 ms</td><td>11.30 ms</td><td>1.00</td><td>0.00</td><td>255000.0000</td><td>-</td><td>-</td><td>812350880 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff</td><td>29,360.0 ms</td><td>157.78 ms</td><td>40.98 ms</td><td>15.88</td><td>0.12</td><td>-</td><td>-</td><td>-</td><td>2690323752 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff</td><td>1,882.7 ms</td><td>64.85 ms</td><td>16.84 ms</td><td>1.00</td><td>0.00</td><td>255000.0000</td><td>-</td><td>-</td><td>811943568 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff</td><td>18,967.7 ms</td><td>445.86 ms</td><td>115.79 ms</td><td>10.08</td><td>0.09</td><td>-</td><td>-</td><td>-</td><td>2690318648 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff</td><td>1,743.2 ms</td><td>78.50 ms</td><td>20.39 ms</td><td>1.00</td><td>0.00</td><td>-</td><td>-</td><td>-</td><td>176 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_packbits.tiff</td><td>17,379.6 ms</td><td>243.53 ms</td><td>63.24 ms</td><td>9.97</td><td>0.10</td><td>-</td><td>-</td><td>-</td><td>2690321912 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff</td><td>758.5 ms</td><td>9.75 ms</td><td>2.53 ms</td><td>1.00</td><td>0.00</td><td>255000.0000</td><td>-</td><td>-</td><td>806059984 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-MTZTUC</td><td>.NET 4.7.2</td><td>Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff</td><td>29,198.2 ms</td><td>677.81 ms</td><td>176.03 ms</td><td>38.50</td><td>0.19</td><td>-</td><td>-</td><td>-</td><td>1878827096 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff</td><td>760.1 ms</td><td>15.95 ms</td><td>2.47 ms</td><td>1.00</td><td>0.00</td><td>255000.0000</td><td>-</td><td>-</td><td>805652192 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-BGVYTJ</td><td>.NET Core 2.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff</td><td>18,457.2 ms</td><td>35.60 ms</td><td>5.51 ms</td><td>24.28</td><td>0.08</td><td>-</td><td>-</td><td>-</td><td>1878821992 B</td>
+</tr><tr><td>&#39;System.Drawing Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff</td><td>629.5 ms</td><td>11.40 ms</td><td>2.96 ms</td><td>1.00</td><td>0.00</td><td>-</td><td>-</td><td>-</td><td>176 B</td>
+</tr><tr><td>&#39;ImageSharp Tiff&#39;</td><td>Job-ZDUDFU</td><td>.NET Core 3.1</td><td>Tiff/Benchmarks/jpeg444_big_rgb_uncompressed.tiff</td><td>17,579.8 ms</td><td>371.72 ms</td><td>96.54 ms</td><td>27.93</td><td>0.11</td><td>-</td><td>-</td><td>-</td><td>1878825256 B</td>
+</tr></tbody></table>
+</body>
+</html>

tests/Images/Input/Tiff/Benchmarks/gen.bat

@@ -0,0 +1,2 @@
+powershell -executionpolicy RemoteSigned -file gen_big.ps1
+powershell -executionpolicy RemoteSigned -file gen_medium.ps1

tests/Images/Input/Tiff/Benchmarks/gen_big.ps1

@@ -0,0 +1,12 @@
+$Gm_Exe = "C:\Program Files\ImageMagick-7.0.8-Q16\magick.exe"
+$Source_Image = ".\jpeg444_big.jpg"
+$Output_Prefix = ".\jpeg444_big"
+
+& $Gm_Exe convert $Source_Image -compress None -type TrueColor $Output_Prefix"_rgb_uncompressed.tiff"
+& $Gm_Exe convert $Source_Image -compress LZW -type TrueColor $Output_Prefix"_rgb_lzw.tiff"
+& $Gm_Exe convert $Source_Image -compress RLE -type TrueColor $Output_Prefix"_rgb_packbits.tiff"
+& $Gm_Exe convert $Source_Image -compress JPEG -type TrueColor $Output_Prefix"_rgb_jpeg.tiff"
+& $Gm_Exe convert $Source_Image -compress Zip -type TrueColor $Output_Prefix"_rgb_deflate.tiff"
+
+& $Gm_Exe convert $Source_Image -compress None -type Grayscale $Output_Prefix"_grayscale_uncompressed.tiff"
+& $Gm_Exe convert $Source_Image -compress None -colors 256 $Output_Prefix"_palette_uncompressed.tiff"

tests/Images/Input/Tiff/Benchmarks/gen_medium.ps1

@@ -0,0 +1,12 @@
+$Gm_Exe = "C:\Program Files\ImageMagick-7.0.8-Q16\magick.exe"
+$Source_Image = ".\jpeg444_medium.jpg"
+$Output_Prefix = ".\jpeg444_medium"
+
+& $Gm_Exe convert $Source_Image -compress None -type TrueColor $Output_Prefix"_rgb_uncompressed.tiff"
+& $Gm_Exe convert $Source_Image -compress LZW -type TrueColor $Output_Prefix"_rgb_lzw.tiff"
+& $Gm_Exe convert $Source_Image -compress RLE -type TrueColor $Output_Prefix"_rgb_packbits.tiff"
+& $Gm_Exe convert $Source_Image -compress JPEG -type TrueColor $Output_Prefix"_rgb_jpeg.tiff"
+& $Gm_Exe convert $Source_Image -compress Zip -type TrueColor $Output_Prefix"_rgb_deflate.tiff"
+
+& $Gm_Exe convert $Source_Image -compress None -type Grayscale $Output_Prefix"_grayscale_uncompressed.tiff"
+& $Gm_Exe convert $Source_Image -compress None -colors 256 $Output_Prefix"_palette_uncompressed.tiff"

tests/Images/Input/Tiff/issues/readme.md

@@ -0,0 +1,2 @@
+SixLabors.ImageSharp.Tests.Formats.Tiff.TiffDecoderTests.Decode
+damaged output files