jellyfin/MediaBrowser.Controller/Providers/IImageEnhancer.cs
2017-08-07 17:06:13 -04:00

54 lines
2.4 KiB
C#

using MediaBrowser.Controller.Entities;
using MediaBrowser.Model.Drawing;
using MediaBrowser.Model.Entities;
using System.Threading.Tasks;
namespace MediaBrowser.Controller.Providers
{
public interface IImageEnhancer
{
/// <summary>
/// Return true only if the given image for the given item will be enhanced by this enhancer.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="imageType">Type of the image.</param>
/// <returns><c>true</c> if this enhancer will enhance the supplied image for the supplied item, <c>false</c> otherwise</returns>
bool Supports(IHasMetadata item, ImageType imageType);
/// <summary>
/// Gets the priority or order in which this enhancer should be run.
/// </summary>
/// <value>The priority.</value>
MetadataProviderPriority Priority { get; }
/// <summary>
/// Return a key incorporating all configuration information related to this item
/// </summary>
/// <param name="item">The item.</param>
/// <param name="imageType">Type of the image.</param>
/// <returns>Cache key relating to the current state of this item and configuration</returns>
string GetConfigurationCacheKey(IHasMetadata item, ImageType imageType);
/// <summary>
/// Gets the size of the enhanced image.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="imageType">Type of the image.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <param name="originalImageSize">Size of the original image.</param>
/// <returns>ImageSize.</returns>
ImageSize GetEnhancedImageSize(IHasMetadata item, ImageType imageType, int imageIndex, ImageSize originalImageSize);
/// <summary>
/// Enhances the image async.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="inputFile">The input file.</param>
/// <param name="outputFile">The output file.</param>
/// <param name="imageType">Type of the image.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <returns>Task{Image}.</returns>
/// <exception cref="System.ArgumentNullException"></exception>
Task EnhanceImageAsync(IHasMetadata item, string inputFile, string outputFile, ImageType imageType, int imageIndex);
}
}