mirror of https://github.com/SixLabors/ImageSharp
James Jackson-South
8 years ago
92 changed files with 817 additions and 616 deletions
@ -1,272 +1,145 @@ |
|||
// Copyright (c) Six Labors and contributors.
|
|||
// Licensed under the Apache License, Version 2.0.
|
|||
|
|||
using System; |
|||
using System.Collections.Concurrent; |
|||
using System.Collections.Generic; |
|||
using System.Linq; |
|||
using System.Threading.Tasks; |
|||
using SixLabors.ImageSharp.Formats; |
|||
using SixLabors.ImageSharp.Formats.Bmp; |
|||
using SixLabors.ImageSharp.Formats.Gif; |
|||
using SixLabors.ImageSharp.Formats.Jpeg; |
|||
using SixLabors.ImageSharp.Formats.Png; |
|||
using SixLabors.ImageSharp.IO; |
|||
using SixLabors.ImageSharp.Memory; |
|||
|
|||
namespace SixLabors.ImageSharp |
|||
{ |
|||
/// <summary>
|
|||
/// Provides initialization code which allows extending the library.
|
|||
/// </summary>
|
|||
public sealed class Configuration |
|||
{ |
|||
/// <summary>
|
|||
/// A lazily initialized configuration default instance.
|
|||
/// </summary>
|
|||
private static readonly Lazy<Configuration> Lazy = new Lazy<Configuration>(CreateDefaultInstance); |
|||
|
|||
/// <summary>
|
|||
/// The list of supported <see cref="IImageEncoder"/> keyed to mime types.
|
|||
/// </summary>
|
|||
private readonly ConcurrentDictionary<IImageFormat, IImageEncoder> mimeTypeEncoders = new ConcurrentDictionary<IImageFormat, IImageEncoder>(); |
|||
|
|||
/// <summary>
|
|||
/// The list of supported <see cref="IImageEncoder"/> keyed to mime types.
|
|||
/// </summary>
|
|||
private readonly ConcurrentDictionary<IImageFormat, IImageDecoder> mimeTypeDecoders = new ConcurrentDictionary<IImageFormat, IImageDecoder>(); |
|||
|
|||
/// <summary>
|
|||
/// The list of supported <see cref="IImageFormat"/>s.
|
|||
/// </summary>
|
|||
private readonly ConcurrentBag<IImageFormat> imageFormats = new ConcurrentBag<IImageFormat>(); |
|||
|
|||
/// <summary>
|
|||
/// The list of supported <see cref="IImageFormatDetector"/>s.
|
|||
/// </summary>
|
|||
private ConcurrentBag<IImageFormatDetector> imageFormatDetectors = new ConcurrentBag<IImageFormatDetector>(); |
|||
|
|||
/// <summary>
|
|||
/// Initializes a new instance of the <see cref="Configuration" /> class.
|
|||
/// </summary>
|
|||
public Configuration() |
|||
{ |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Initializes a new instance of the <see cref="Configuration" /> class.
|
|||
/// </summary>
|
|||
/// <param name="configurationModules">A collection of configuration modules to register</param>
|
|||
public Configuration(params IConfigurationModule[] configurationModules) |
|||
{ |
|||
if (configurationModules != null) |
|||
{ |
|||
foreach (IConfigurationModule p in configurationModules) |
|||
{ |
|||
p.Configure(this); |
|||
} |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets the default <see cref="Configuration"/> instance.
|
|||
/// </summary>
|
|||
public static Configuration Default { get; } = Lazy.Value; |
|||
|
|||
/// <summary>
|
|||
/// Gets the global parallel options for processing tasks in parallel.
|
|||
/// </summary>
|
|||
public ParallelOptions ParallelOptions { get; } = new ParallelOptions { MaxDegreeOfParallelism = Environment.ProcessorCount }; |
|||
|
|||
/// <summary>
|
|||
/// Gets the currently registered <see cref="IImageFormat"/>s.
|
|||
/// </summary>
|
|||
public IEnumerable<IImageFormat> ImageFormats => this.imageFormats; |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the position in a stream to use for reading when using a seekable stream as an image data source.
|
|||
/// </summary>
|
|||
public ReadOrigin ReadOrigin { get; set; } = ReadOrigin.Current; |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the <see cref="MemoryManager"/> that is currently in use.
|
|||
/// </summary>
|
|||
public MemoryManager MemoryManager { get; set; } = ArrayPoolMemoryManager.CreateDefault(); |
|||
|
|||
/// <summary>
|
|||
/// Gets the maximum header size of all the formats.
|
|||
/// </summary>
|
|||
internal int MaxHeaderSize { get; private set; } |
|||
|
|||
/// <summary>
|
|||
/// Gets the currently registered <see cref="IImageFormatDetector"/>s.
|
|||
/// </summary>
|
|||
internal IEnumerable<IImageFormatDetector> FormatDetectors => this.imageFormatDetectors; |
|||
|
|||
/// <summary>
|
|||
/// Gets the currently registered <see cref="IImageDecoder"/>s.
|
|||
/// </summary>
|
|||
internal IEnumerable<KeyValuePair<IImageFormat, IImageDecoder>> ImageDecoders => this.mimeTypeDecoders; |
|||
|
|||
/// <summary>
|
|||
/// Gets the currently registered <see cref="IImageEncoder"/>s.
|
|||
/// </summary>
|
|||
internal IEnumerable<KeyValuePair<IImageFormat, IImageEncoder>> ImageEncoders => this.mimeTypeEncoders; |
|||
|
|||
#if !NETSTANDARD1_1
|
|||
/// <summary>
|
|||
/// Gets or sets the filesystem helper for accessing the local file system.
|
|||
/// </summary>
|
|||
internal IFileSystem FileSystem { get; set; } = new LocalFileSystem(); |
|||
#endif
|
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the image operations provider factory.
|
|||
/// </summary>
|
|||
internal IImageProcessingContextFactory ImageOperationsProvider { get; set; } = new DefaultImageOperationsProviderFactory(); |
|||
|
|||
/// <summary>
|
|||
/// Registers a new format provider.
|
|||
/// </summary>
|
|||
/// <param name="configuration">The configuration provider to call configure on.</param>
|
|||
public void Configure(IConfigurationModule configuration) |
|||
{ |
|||
Guard.NotNull(configuration, nameof(configuration)); |
|||
configuration.Configure(this); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Registers a new format provider.
|
|||
/// </summary>
|
|||
/// <param name="format">The format to register as a known format.</param>
|
|||
public void AddImageFormat(IImageFormat format) |
|||
{ |
|||
Guard.NotNull(format, nameof(format)); |
|||
Guard.NotNull(format.MimeTypes, nameof(format.MimeTypes)); |
|||
Guard.NotNull(format.FileExtensions, nameof(format.FileExtensions)); |
|||
this.imageFormats.Add(format); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// For the specified file extensions type find the e <see cref="IImageFormat"/>.
|
|||
/// </summary>
|
|||
/// <param name="extension">The extension to discover</param>
|
|||
/// <returns>The <see cref="IImageFormat"/> if found otherwise null</returns>
|
|||
public IImageFormat FindFormatByFileExtension(string extension) |
|||
{ |
|||
return this.imageFormats.FirstOrDefault(x => x.FileExtensions.Contains(extension, StringComparer.OrdinalIgnoreCase)); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// For the specified mime type find the <see cref="IImageFormat"/>.
|
|||
/// </summary>
|
|||
/// <param name="mimeType">The mime-type to discover</param>
|
|||
/// <returns>The <see cref="IImageFormat"/> if found; otherwise null</returns>
|
|||
public IImageFormat FindFormatByMimeType(string mimeType) |
|||
{ |
|||
return this.imageFormats.FirstOrDefault(x => x.MimeTypes.Contains(mimeType, StringComparer.OrdinalIgnoreCase)); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Sets a specific image encoder as the encoder for a specific image format.
|
|||
/// </summary>
|
|||
/// <param name="imageFormat">The image format to register the encoder for.</param>
|
|||
/// <param name="encoder">The encoder to use,</param>
|
|||
public void SetEncoder(IImageFormat imageFormat, IImageEncoder encoder) |
|||
{ |
|||
Guard.NotNull(imageFormat, nameof(imageFormat)); |
|||
Guard.NotNull(encoder, nameof(encoder)); |
|||
this.AddImageFormat(imageFormat); |
|||
this.mimeTypeEncoders.AddOrUpdate(imageFormat, encoder, (s, e) => encoder); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Sets a specific image decoder as the decoder for a specific image format.
|
|||
/// </summary>
|
|||
/// <param name="imageFormat">The image format to register the encoder for.</param>
|
|||
/// <param name="decoder">The decoder to use,</param>
|
|||
public void SetDecoder(IImageFormat imageFormat, IImageDecoder decoder) |
|||
{ |
|||
Guard.NotNull(imageFormat, nameof(imageFormat)); |
|||
Guard.NotNull(decoder, nameof(decoder)); |
|||
this.AddImageFormat(imageFormat); |
|||
this.mimeTypeDecoders.AddOrUpdate(imageFormat, decoder, (s, e) => decoder); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Removes all the registered image format detectors.
|
|||
/// </summary>
|
|||
public void ClearImageFormatDetectors() |
|||
{ |
|||
this.imageFormatDetectors = new ConcurrentBag<IImageFormatDetector>(); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Adds a new detector for detecting mime types.
|
|||
/// </summary>
|
|||
/// <param name="detector">The detector to add</param>
|
|||
public void AddImageFormatDetector(IImageFormatDetector detector) |
|||
{ |
|||
Guard.NotNull(detector, nameof(detector)); |
|||
this.imageFormatDetectors.Add(detector); |
|||
this.SetMaxHeaderSize(); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// For the specified mime type find the decoder.
|
|||
/// </summary>
|
|||
/// <param name="format">The format to discover</param>
|
|||
/// <returns>The <see cref="IImageDecoder"/> if found otherwise null</returns>
|
|||
public IImageDecoder FindDecoder(IImageFormat format) |
|||
{ |
|||
Guard.NotNull(format, nameof(format)); |
|||
if (this.mimeTypeDecoders.TryGetValue(format, out IImageDecoder decoder)) |
|||
{ |
|||
return decoder; |
|||
} |
|||
|
|||
return null; |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// For the specified mime type find the encoder.
|
|||
/// </summary>
|
|||
/// <param name="format">The format to discover</param>
|
|||
/// <returns>The <see cref="IImageEncoder"/> if found otherwise null</returns>
|
|||
public IImageEncoder FindEncoder(IImageFormat format) |
|||
{ |
|||
Guard.NotNull(format, nameof(format)); |
|||
if (this.mimeTypeEncoders.TryGetValue(format, out IImageEncoder encoder)) |
|||
{ |
|||
return encoder; |
|||
} |
|||
|
|||
return null; |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Creates the default instance with the following <see cref="IConfigurationModule"/>s preregistered:
|
|||
/// <para><see cref="PngConfigurationModule"/></para>
|
|||
/// <para><see cref="JpegConfigurationModule"/></para>
|
|||
/// <para><see cref="GifConfigurationModule"/></para>
|
|||
/// <para><see cref="BmpConfigurationModule"/></para>
|
|||
/// </summary>
|
|||
/// <returns>The default configuration of <see cref="Configuration"/></returns>
|
|||
internal static Configuration CreateDefaultInstance() |
|||
{ |
|||
return new Configuration( |
|||
new PngConfigurationModule(), |
|||
new JpegConfigurationModule(), |
|||
new GifConfigurationModule(), |
|||
new BmpConfigurationModule()); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Sets the max header size.
|
|||
/// </summary>
|
|||
private void SetMaxHeaderSize() |
|||
{ |
|||
this.MaxHeaderSize = this.imageFormatDetectors.Max(x => x.HeaderSize); |
|||
} |
|||
} |
|||
} |
|||
// Copyright (c) Six Labors and contributors.
|
|||
// Licensed under the Apache License, Version 2.0.
|
|||
|
|||
using System; |
|||
using System.Collections.Concurrent; |
|||
using System.Collections.Generic; |
|||
using System.Linq; |
|||
using System.Threading.Tasks; |
|||
using SixLabors.ImageSharp.Formats; |
|||
using SixLabors.ImageSharp.Formats.Bmp; |
|||
using SixLabors.ImageSharp.Formats.Gif; |
|||
using SixLabors.ImageSharp.Formats.Jpeg; |
|||
using SixLabors.ImageSharp.Formats.Png; |
|||
using SixLabors.ImageSharp.IO; |
|||
using SixLabors.ImageSharp.Memory; |
|||
|
|||
namespace SixLabors.ImageSharp |
|||
{ |
|||
/// <summary>
|
|||
/// Provides initialization code which allows extending the library.
|
|||
/// </summary>
|
|||
public sealed class Configuration |
|||
{ |
|||
/// <summary>
|
|||
/// A lazily initialized configuration default instance.
|
|||
/// </summary>
|
|||
private static readonly Lazy<Configuration> Lazy = new Lazy<Configuration>(CreateDefaultInstance); |
|||
|
|||
/// <summary>
|
|||
/// Initializes a new instance of the <see cref="Configuration" /> class.
|
|||
/// </summary>
|
|||
public Configuration() |
|||
{ |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Initializes a new instance of the <see cref="Configuration" /> class.
|
|||
/// </summary>
|
|||
/// <param name="configurationModules">A collection of configuration modules to register</param>
|
|||
public Configuration(params IConfigurationModule[] configurationModules) |
|||
{ |
|||
if (configurationModules != null) |
|||
{ |
|||
foreach (IConfigurationModule p in configurationModules) |
|||
{ |
|||
p.Configure(this); |
|||
} |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets the default <see cref="Configuration"/> instance.
|
|||
/// </summary>
|
|||
public static Configuration Default { get; } = Lazy.Value; |
|||
|
|||
/// <summary>
|
|||
/// Gets the global parallel options for processing tasks in parallel.
|
|||
/// </summary>
|
|||
public ParallelOptions ParallelOptions { get; private set; } = new ParallelOptions { MaxDegreeOfParallelism = Environment.ProcessorCount }; |
|||
|
|||
/// <summary>
|
|||
/// Gets the currently registered <see cref="IImageFormat"/>s.
|
|||
/// </summary>
|
|||
public IEnumerable<IImageFormat> ImageFormats => this.ImageFormatsManager.ImageFormats; |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the position in a stream to use for reading when using a seekable stream as an image data source.
|
|||
/// </summary>
|
|||
public ReadOrigin ReadOrigin { get; set; } = ReadOrigin.Current; |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the <see cref="ImageFormatManager"/> that is currently in use.
|
|||
/// </summary>
|
|||
public ImageFormatManager ImageFormatsManager { get; set; } = new ImageFormatManager(); |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the <see cref="MemoryManager"/> that is currently in use.
|
|||
/// </summary>
|
|||
public MemoryManager MemoryManager { get; set; } = ArrayPoolMemoryManager.CreateDefault(); |
|||
|
|||
/// <summary>
|
|||
/// Gets the maximum header size of all the formats.
|
|||
/// </summary>
|
|||
internal int MaxHeaderSize => this.ImageFormatsManager.MaxHeaderSize; |
|||
|
|||
#if !NETSTANDARD1_1
|
|||
/// <summary>
|
|||
/// Gets or sets the filesystem helper for accessing the local file system.
|
|||
/// </summary>
|
|||
internal IFileSystem FileSystem { get; set; } = new LocalFileSystem(); |
|||
#endif
|
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the image operations provider factory.
|
|||
/// </summary>
|
|||
internal IImageProcessingContextFactory ImageOperationsProvider { get; set; } = new DefaultImageOperationsProviderFactory(); |
|||
|
|||
/// <summary>
|
|||
/// Registers a new format provider.
|
|||
/// </summary>
|
|||
/// <param name="configuration">The configuration provider to call configure on.</param>
|
|||
public void Configure(IConfigurationModule configuration) |
|||
{ |
|||
Guard.NotNull(configuration, nameof(configuration)); |
|||
configuration.Configure(this); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Creates a shallow copy of the <see cref="Configuration"/>
|
|||
/// </summary>
|
|||
/// <returns>A new configuration instance</returns>
|
|||
public Configuration ShallowCopy() |
|||
{ |
|||
return new Configuration |
|||
{ |
|||
ParallelOptions = this.ParallelOptions, |
|||
ImageFormatsManager = this.ImageFormatsManager, |
|||
MemoryManager = this.MemoryManager, |
|||
ImageOperationsProvider = this.ImageOperationsProvider, |
|||
ReadOrigin = this.ReadOrigin, |
|||
|
|||
#if !NETSTANDARD1_1
|
|||
FileSystem = this.FileSystem |
|||
#endif
|
|||
}; |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Creates the default instance with the following <see cref="IConfigurationModule"/>s preregistered:
|
|||
/// <para><see cref="PngConfigurationModule"/></para>
|
|||
/// <para><see cref="JpegConfigurationModule"/></para>
|
|||
/// <para><see cref="GifConfigurationModule"/></para>
|
|||
/// <para><see cref="BmpConfigurationModule"/></para>
|
|||
/// </summary>
|
|||
/// <returns>The default configuration of <see cref="Configuration"/></returns>
|
|||
internal static Configuration CreateDefaultInstance() |
|||
{ |
|||
return new Configuration( |
|||
new PngConfigurationModule(), |
|||
new JpegConfigurationModule(), |
|||
new GifConfigurationModule(), |
|||
new BmpConfigurationModule()); |
|||
} |
|||
} |
|||
} |
|||
@ -0,0 +1,186 @@ |
|||
// Copyright (c) Six Labors and contributors.
|
|||
// Licensed under the Apache License, Version 2.0.
|
|||
|
|||
using System; |
|||
using System.Collections.Concurrent; |
|||
using System.Collections.Generic; |
|||
using System.Linq; |
|||
using System.Text; |
|||
|
|||
namespace SixLabors.ImageSharp.Formats |
|||
{ |
|||
/// <summary>
|
|||
/// Collection of Image Formats to be used in <see cref="Configuration" /> class.
|
|||
/// </summary>
|
|||
public class ImageFormatManager |
|||
{ |
|||
/// <summary>
|
|||
/// The list of supported <see cref="IImageEncoder"/> keyed to mime types.
|
|||
/// </summary>
|
|||
private readonly ConcurrentDictionary<IImageFormat, IImageEncoder> mimeTypeEncoders = new ConcurrentDictionary<IImageFormat, IImageEncoder>(); |
|||
|
|||
/// <summary>
|
|||
/// The list of supported <see cref="IImageEncoder"/> keyed to mime types.
|
|||
/// </summary>
|
|||
private readonly ConcurrentDictionary<IImageFormat, IImageDecoder> mimeTypeDecoders = new ConcurrentDictionary<IImageFormat, IImageDecoder>(); |
|||
|
|||
/// <summary>
|
|||
/// The list of supported <see cref="IImageFormat"/>s.
|
|||
/// </summary>
|
|||
private readonly ConcurrentBag<IImageFormat> imageFormats = new ConcurrentBag<IImageFormat>(); |
|||
|
|||
/// <summary>
|
|||
/// The list of supported <see cref="IImageFormatDetector"/>s.
|
|||
/// </summary>
|
|||
private ConcurrentBag<IImageFormatDetector> imageFormatDetectors = new ConcurrentBag<IImageFormatDetector>(); |
|||
|
|||
/// <summary>
|
|||
/// Initializes a new instance of the <see cref="ImageFormatManager" /> class.
|
|||
/// </summary>
|
|||
public ImageFormatManager() |
|||
{ |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets the maximum header size of all the formats.
|
|||
/// </summary>
|
|||
internal int MaxHeaderSize { get; private set; } |
|||
|
|||
/// <summary>
|
|||
/// Gets the currently registered <see cref="IImageFormat"/>s.
|
|||
/// </summary>
|
|||
public IEnumerable<IImageFormat> ImageFormats => this.imageFormats; |
|||
|
|||
/// <summary>
|
|||
/// Gets the currently registered <see cref="IImageFormatDetector"/>s.
|
|||
/// </summary>
|
|||
internal IEnumerable<IImageFormatDetector> FormatDetectors => this.imageFormatDetectors; |
|||
|
|||
/// <summary>
|
|||
/// Gets the currently registered <see cref="IImageDecoder"/>s.
|
|||
/// </summary>
|
|||
internal IEnumerable<KeyValuePair<IImageFormat, IImageDecoder>> ImageDecoders => this.mimeTypeDecoders; |
|||
|
|||
/// <summary>
|
|||
/// Gets the currently registered <see cref="IImageEncoder"/>s.
|
|||
/// </summary>
|
|||
internal IEnumerable<KeyValuePair<IImageFormat, IImageEncoder>> ImageEncoders => this.mimeTypeEncoders; |
|||
|
|||
/// <summary>
|
|||
/// Registers a new format provider.
|
|||
/// </summary>
|
|||
/// <param name="format">The format to register as a known format.</param>
|
|||
public void AddImageFormat(IImageFormat format) |
|||
{ |
|||
Guard.NotNull(format, nameof(format)); |
|||
Guard.NotNull(format.MimeTypes, nameof(format.MimeTypes)); |
|||
Guard.NotNull(format.FileExtensions, nameof(format.FileExtensions)); |
|||
this.imageFormats.Add(format); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// For the specified file extensions type find the e <see cref="IImageFormat"/>.
|
|||
/// </summary>
|
|||
/// <param name="extension">The extension to discover</param>
|
|||
/// <returns>The <see cref="IImageFormat"/> if found otherwise null</returns>
|
|||
public IImageFormat FindFormatByFileExtension(string extension) |
|||
{ |
|||
return this.imageFormats.FirstOrDefault(x => x.FileExtensions.Contains(extension, StringComparer.OrdinalIgnoreCase)); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// For the specified mime type find the <see cref="IImageFormat"/>.
|
|||
/// </summary>
|
|||
/// <param name="mimeType">The mime-type to discover</param>
|
|||
/// <returns>The <see cref="IImageFormat"/> if found; otherwise null</returns>
|
|||
public IImageFormat FindFormatByMimeType(string mimeType) |
|||
{ |
|||
return this.imageFormats.FirstOrDefault(x => x.MimeTypes.Contains(mimeType, StringComparer.OrdinalIgnoreCase)); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Sets a specific image encoder as the encoder for a specific image format.
|
|||
/// </summary>
|
|||
/// <param name="imageFormat">The image format to register the encoder for.</param>
|
|||
/// <param name="encoder">The encoder to use,</param>
|
|||
public void SetEncoder(IImageFormat imageFormat, IImageEncoder encoder) |
|||
{ |
|||
Guard.NotNull(imageFormat, nameof(imageFormat)); |
|||
Guard.NotNull(encoder, nameof(encoder)); |
|||
this.AddImageFormat(imageFormat); |
|||
this.mimeTypeEncoders.AddOrUpdate(imageFormat, encoder, (s, e) => encoder); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Sets a specific image decoder as the decoder for a specific image format.
|
|||
/// </summary>
|
|||
/// <param name="imageFormat">The image format to register the encoder for.</param>
|
|||
/// <param name="decoder">The decoder to use,</param>
|
|||
public void SetDecoder(IImageFormat imageFormat, IImageDecoder decoder) |
|||
{ |
|||
Guard.NotNull(imageFormat, nameof(imageFormat)); |
|||
Guard.NotNull(decoder, nameof(decoder)); |
|||
this.AddImageFormat(imageFormat); |
|||
this.mimeTypeDecoders.AddOrUpdate(imageFormat, decoder, (s, e) => decoder); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Removes all the registered image format detectors.
|
|||
/// </summary>
|
|||
public void ClearImageFormatDetectors() |
|||
{ |
|||
this.imageFormatDetectors = new ConcurrentBag<IImageFormatDetector>(); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Adds a new detector for detecting mime types.
|
|||
/// </summary>
|
|||
/// <param name="detector">The detector to add</param>
|
|||
public void AddImageFormatDetector(IImageFormatDetector detector) |
|||
{ |
|||
Guard.NotNull(detector, nameof(detector)); |
|||
this.imageFormatDetectors.Add(detector); |
|||
this.SetMaxHeaderSize(); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// For the specified mime type find the decoder.
|
|||
/// </summary>
|
|||
/// <param name="format">The format to discover</param>
|
|||
/// <returns>The <see cref="IImageDecoder"/> if found otherwise null</returns>
|
|||
public IImageDecoder FindDecoder(IImageFormat format) |
|||
{ |
|||
Guard.NotNull(format, nameof(format)); |
|||
if (this.mimeTypeDecoders.TryGetValue(format, out IImageDecoder decoder)) |
|||
{ |
|||
return decoder; |
|||
} |
|||
|
|||
return null; |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// For the specified mime type find the encoder.
|
|||
/// </summary>
|
|||
/// <param name="format">The format to discover</param>
|
|||
/// <returns>The <see cref="IImageEncoder"/> if found otherwise null</returns>
|
|||
public IImageEncoder FindEncoder(IImageFormat format) |
|||
{ |
|||
Guard.NotNull(format, nameof(format)); |
|||
if (this.mimeTypeEncoders.TryGetValue(format, out IImageEncoder encoder)) |
|||
{ |
|||
return encoder; |
|||
} |
|||
|
|||
return null; |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Sets the max header size.
|
|||
/// </summary>
|
|||
private void SetMaxHeaderSize() |
|||
{ |
|||
this.MaxHeaderSize = this.imageFormatDetectors.Max(x => x.HeaderSize); |
|||
} |
|||
} |
|||
} |
|||
@ -0,0 +1,129 @@ |
|||
// Copyright (c) Six Labors and contributors.
|
|||
// Licensed under the Apache License, Version 2.0.
|
|||
|
|||
using System; |
|||
using System.Collections.Generic; |
|||
using System.IO; |
|||
using System.Linq; |
|||
using SixLabors.ImageSharp.Formats; |
|||
using SixLabors.ImageSharp.IO; |
|||
using SixLabors.ImageSharp.PixelFormats; |
|||
using SixLabors.ImageSharp.Formats.Png; |
|||
using SixLabors.ImageSharp.Formats.Bmp; |
|||
using SixLabors.ImageSharp.Formats.Jpeg; |
|||
using SixLabors.ImageSharp.Formats.Gif; |
|||
using Moq; |
|||
using Xunit; |
|||
|
|||
|
|||
namespace SixLabors.ImageSharp.Tests |
|||
{ |
|||
public class ImageFormatManagerTests |
|||
{ |
|||
public ImageFormatManager FormatsManagerEmpty { get; private set; } |
|||
public ImageFormatManager DefaultFormatsManager { get; private set; } |
|||
|
|||
public ImageFormatManagerTests() |
|||
{ |
|||
this.DefaultFormatsManager = Configuration.Default.ImageFormatsManager; |
|||
this.FormatsManagerEmpty = new ImageFormatManager(); |
|||
} |
|||
|
|||
[Fact] |
|||
public void IfAutoloadWellKnownFormatsIsTrueAllFormatsAreLoaded() |
|||
{ |
|||
Assert.Equal(1, this.DefaultFormatsManager.ImageEncoders.Select(item => item.Value).OfType<PngEncoder>().Count()); |
|||
Assert.Equal(1, this.DefaultFormatsManager.ImageEncoders.Select(item => item.Value).OfType<BmpEncoder>().Count()); |
|||
Assert.Equal(1, this.DefaultFormatsManager.ImageEncoders.Select(item => item.Value).OfType<JpegEncoder>().Count()); |
|||
Assert.Equal(1, this.DefaultFormatsManager.ImageEncoders.Select(item => item.Value).OfType<GifEncoder>().Count()); |
|||
|
|||
Assert.Equal(1, this.DefaultFormatsManager.ImageDecoders.Select(item => item.Value).OfType<PngDecoder>().Count()); |
|||
Assert.Equal(1, this.DefaultFormatsManager.ImageDecoders.Select(item => item.Value).OfType<BmpDecoder>().Count()); |
|||
Assert.Equal(1, this.DefaultFormatsManager.ImageDecoders.Select(item => item.Value).OfType<JpegDecoder>().Count()); |
|||
Assert.Equal(1, this.DefaultFormatsManager.ImageDecoders.Select(item => item.Value).OfType<BmpDecoder>().Count()); |
|||
} |
|||
|
|||
[Fact] |
|||
public void AddImageFormatDetectorNullthrows() |
|||
{ |
|||
Assert.Throws<ArgumentNullException>(() => |
|||
{ |
|||
this.DefaultFormatsManager.AddImageFormatDetector(null); |
|||
}); |
|||
} |
|||
|
|||
[Fact] |
|||
public void RegisterNullMimeTypeEncoder() |
|||
{ |
|||
Assert.Throws<ArgumentNullException>(() => |
|||
{ |
|||
this.DefaultFormatsManager.SetEncoder(null, new Mock<IImageEncoder>().Object); |
|||
}); |
|||
Assert.Throws<ArgumentNullException>(() => |
|||
{ |
|||
this.DefaultFormatsManager.SetEncoder(ImageFormats.Bmp, null); |
|||
}); |
|||
Assert.Throws<ArgumentNullException>(() => |
|||
{ |
|||
this.DefaultFormatsManager.SetEncoder(null, null); |
|||
}); |
|||
} |
|||
|
|||
[Fact] |
|||
public void RegisterNullSetDecoder() |
|||
{ |
|||
Assert.Throws<ArgumentNullException>(() => |
|||
{ |
|||
this.DefaultFormatsManager.SetDecoder(null, new Mock<IImageDecoder>().Object); |
|||
}); |
|||
Assert.Throws<ArgumentNullException>(() => |
|||
{ |
|||
this.DefaultFormatsManager.SetDecoder(ImageFormats.Bmp, null); |
|||
}); |
|||
Assert.Throws<ArgumentNullException>(() => |
|||
{ |
|||
this.DefaultFormatsManager.SetDecoder(null, null); |
|||
}); |
|||
} |
|||
|
|||
[Fact] |
|||
public void RegisterMimeTypeEncoderReplacesLast() |
|||
{ |
|||
IImageEncoder encoder1 = new Mock<IImageEncoder>().Object; |
|||
this.FormatsManagerEmpty.SetEncoder(TestFormat.GlobalTestFormat, encoder1); |
|||
IImageEncoder found = this.FormatsManagerEmpty.FindEncoder(TestFormat.GlobalTestFormat); |
|||
Assert.Equal(encoder1, found); |
|||
|
|||
IImageEncoder encoder2 = new Mock<IImageEncoder>().Object; |
|||
this.FormatsManagerEmpty.SetEncoder(TestFormat.GlobalTestFormat, encoder2); |
|||
IImageEncoder found2 = this.FormatsManagerEmpty.FindEncoder(TestFormat.GlobalTestFormat); |
|||
Assert.Equal(encoder2, found2); |
|||
Assert.NotEqual(found, found2); |
|||
} |
|||
|
|||
[Fact] |
|||
public void RegisterMimeTypeDecoderReplacesLast() |
|||
{ |
|||
IImageDecoder decoder1 = new Mock<IImageDecoder>().Object; |
|||
this.FormatsManagerEmpty.SetDecoder(TestFormat.GlobalTestFormat, decoder1); |
|||
IImageDecoder found = this.FormatsManagerEmpty.FindDecoder(TestFormat.GlobalTestFormat); |
|||
Assert.Equal(decoder1, found); |
|||
|
|||
IImageDecoder decoder2 = new Mock<IImageDecoder>().Object; |
|||
this.FormatsManagerEmpty.SetDecoder(TestFormat.GlobalTestFormat, decoder2); |
|||
IImageDecoder found2 = this.FormatsManagerEmpty.FindDecoder(TestFormat.GlobalTestFormat); |
|||
Assert.Equal(decoder2, found2); |
|||
Assert.NotEqual(found, found2); |
|||
} |
|||
|
|||
[Fact] |
|||
public void AddFormatCallsConfig() |
|||
{ |
|||
var provider = new Mock<IConfigurationModule>(); |
|||
var config = new Configuration(); |
|||
config.Configure(provider.Object); |
|||
|
|||
provider.Verify(x => x.Configure(config)); |
|||
} |
|||
} |
|||
} |
|||
@ -1 +1 @@ |
|||
Subproject commit 8714b94dc4bab6788fcbb6254174db2b9c8f69c9 |
|||
Subproject commit 653f0c7e3c84657f68dd46e5a380186b3696b956 |
|||
|
After Width: | Height: | Size: 73 KiB |
Loading…
Reference in new issue