using MediaBrowser.Controller.Entities; using MediaBrowser.Model.Entities; using System.ComponentModel.Composition; using System.Drawing; using System.Drawing.Drawing2D; namespace MediaBrowser.Controller.Drawing { /// /// Provides a base image processor class that plugins can use to process images as they are being writen to http responses /// Since this is completely modular with MEF, a plugin only needs to have a subclass in their assembly with the following attribute on the class: /// [Export(typeof(BaseImageProcessor))] /// This will require a reference to System.ComponentModel.Composition /// public abstract class BaseImageProcessor { /// /// Processes the primary image for a BaseEntity (Person, Studio, User, etc) /// /// The original Image, before re-sizing /// The bitmap holding the original image, after re-sizing /// The graphics surface on which the output is drawn /// The entity that owns the image public abstract void ProcessImage(Image originalImage, Bitmap bitmap, Graphics graphics, BaseEntity entity); /// /// Processes an image for a BaseItem /// /// The original Image, before re-sizing /// The bitmap holding the original image, after re-sizing /// The graphics surface on which the output is drawn /// The entity that owns the image /// The image type /// The image index (currently only used with backdrops) public abstract void ProcessImage(Image originalImage, Bitmap bitmap, Graphics graphics, BaseItem entity, ImageType imageType, int imageIndex); /// /// If true, the image output format will be forced to png, resulting in an output size that will generally run larger than jpg /// public virtual bool RequiresTransparency { get { return false; } } } /// /// This is demo-ware and should be deleted eventually /// //[Export(typeof(BaseImageProcessor))] public class MyRoundedCornerImageProcessor : BaseImageProcessor { public override void ProcessImage(Image originalImage, Bitmap bitmap, Graphics g, BaseEntity entity) { var CornerRadius = 20; g.Clear(Color.Transparent); using (GraphicsPath gp = new GraphicsPath()) { gp.AddArc(0, 0, CornerRadius, CornerRadius, 180, 90); gp.AddArc(0 + bitmap.Width - CornerRadius, 0, CornerRadius, CornerRadius, 270, 90); gp.AddArc(0 + bitmap.Width - CornerRadius, 0 + bitmap.Height - CornerRadius, CornerRadius, CornerRadius, 0, 90); gp.AddArc(0, 0 + bitmap.Height - CornerRadius, CornerRadius, CornerRadius, 90, 90); g.SetClip(gp); g.DrawImage(originalImage, 0, 0, bitmap.Width, bitmap.Height); } } public override void ProcessImage(Image originalImage, Bitmap bitmap, Graphics graphics, BaseItem entity, ImageType imageType, int imageIndex) { } public override bool RequiresTransparency { get { return true; } } } }