Fix bug where book with corrupt image cannot be queued.

Source/LibationAvalonia/AvaloniaUtils.cs

@@ -1,6 +1,8 @@
 using Avalonia.Controls;
 using Avalonia.Media;
+using Avalonia.Media.Imaging;
 using LibationAvalonia.Dialogs;
+using LibationFileManager;
 using System.Threading.Tasks;
 
 namespace LibationAvalonia
@@ -20,5 +22,21 @@ namespace LibationAvalonia
 			=> dialogWindow.ShowDialog<DialogResult>(owner ?? App.MainWindow);
 
 		public static Window GetParentWindow(this IControl control) => control.VisualRoot as Window;
+
+
+		private static Bitmap defaultImage;
+		public static Bitmap TryLoadImageOrDefault(byte[] picture, PictureSize defaultSize = PictureSize.Native)
+		{
+			try
+			{
+				using var ms = new System.IO.MemoryStream(picture);
+				return new Bitmap(ms);
+			}
+			catch
+			{
+				using var ms = new System.IO.MemoryStream(PictureStorage.GetDefaultImage(defaultSize));
+				return defaultImage ??= new Bitmap(ms);
+			}
+		}
 	}
 }

Source/LibationAvalonia/Dialogs/BookDetailsDialog.axaml.cs

@@ -1,5 +1,4 @@
 using ApplicationServices;
-using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
 using Avalonia.Media.Imaging;
@@ -10,7 +9,6 @@ using LibationAvalonia.ViewModels;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Linq;
-using System;
 
 namespace LibationAvalonia.Dialogs
 {
@@ -112,8 +110,7 @@ namespace LibationAvalonia.Dialogs
 
 				//init cover image
 				var picture = PictureStorage.GetPictureSynchronously(new PictureDefinition(libraryBook.Book.PictureId, PictureSize._80x80));
-				using var ms = new System.IO.MemoryStream(picture);
-				Cover = new Bitmap(ms);
+				Cover = AvaloniaUtils.TryLoadImageOrDefault(picture, PictureSize._80x80);
 
 				//init book details
 				DetailsText = @$"

Source/LibationAvalonia/Dialogs/ImageDisplayDialog.axaml.cs

@@ -2,7 +2,6 @@ using Avalonia.Markup.Xaml;
 using Avalonia.Media.Imaging;
 using System;
 using System.ComponentModel;
-using System.IO;
 using ReactiveUI;
 using Avalonia.Platform.Storage;
 
@@ -29,17 +28,7 @@ namespace LibationAvalonia.Dialogs
 
 		public void SetCoverBytes(byte[] cover)
 		{
-			try
-			{
-				var ms = new MemoryStream(cover);
-				_bitmapHolder.CoverImage = new Bitmap(ms);
-			}
-			catch (Exception ex)
-			{
-				Serilog.Log.Logger.Error(ex, "Error loading cover art for {file}", PictureFileName);
-				using var ms = App.OpenAsset("img-coverart-prod-unavailable_500x500.jpg");
-				_bitmapHolder.CoverImage = new Bitmap(ms);				
-			}
+			_bitmapHolder.CoverImage = AvaloniaUtils.TryLoadImageOrDefault(cover);
 		}
 
 		public async void SaveImage_Clicked(object sender, Avalonia.Interactivity.RoutedEventArgs e)

Source/LibationAvalonia/ViewModels/AvaloniaEntryStatus.cs

@@ -8,28 +8,17 @@ namespace LibationAvalonia.ViewModels
 {
     public class AvaloniaEntryStatus : EntryStatus, IEntryStatus, IComparable
 	{
-		private static Bitmap _defaultImage;
 		public override IBrush BackgroundBrush => IsEpisode ? App.SeriesEntryGridBackgroundBrush : Brushes.Transparent;
 
 		private AvaloniaEntryStatus(LibraryBook libraryBook) : base(libraryBook) { }
 		public static EntryStatus Create(LibraryBook libraryBook) => new AvaloniaEntryStatus(libraryBook);
 
 		protected override Bitmap LoadImage(byte[] picture)
-		{
-			try
-			{
-				using var ms = new System.IO.MemoryStream(picture);
-				return new Bitmap(ms);
-			}
-			catch (Exception ex)
-			{
-				Serilog.Log.Logger.Error(ex, "Error loading cover art for {Book}", Book);
-				return _defaultImage ??= new Bitmap(App.OpenAsset("img-coverart-prod-unavailable_80x80.jpg"));
-			}
-		}
+			=> AvaloniaUtils.TryLoadImageOrDefault(picture, LibationFileManager.PictureSize._80x80);
 
 		protected override Bitmap GetResourceImage(string rescName)
 		{
+			//These images are assest, so assume they will never corrupt.
 			using var stream = App.OpenAsset(rescName + ".png");
 			return new Bitmap(stream);
 		}

Source/LibationAvalonia/ViewModels/ProcessBookViewModel.cs

@@ -115,16 +115,14 @@ namespace LibationAvalonia.ViewModels
 				PictureStorage.PictureCached += PictureStorage_PictureCached;
 
 			// Mutable property. Set the field so PropertyChanged isn't fired.
-			using var ms = new System.IO.MemoryStream(picture);
-			_cover = new Bitmap(ms);
+			_cover = AvaloniaUtils.TryLoadImageOrDefault(picture, PictureSize._80x80);
 		}
 
 		private void PictureStorage_PictureCached(object sender, PictureCachedEventArgs e)
 		{
 			if (e.Definition.PictureId == LibraryBook.Book.PictureId)
 			{
-				using var ms = new System.IO.MemoryStream(e.Picture);
-				Cover = new Bitmap(ms);
+				Cover = AvaloniaUtils.TryLoadImageOrDefault(e.Picture, PictureSize._80x80);
 				PictureStorage.PictureCached -= PictureStorage_PictureCached;
 			}
 		}

Source/LibationFileManager/PictureStorage.cs

@@ -67,7 +67,7 @@ namespace LibationFileManager
 				}
 
 				DownloadQueue.Add(def);
-				return (true, getDefaultImage(def.Size));
+				return (true, GetDefaultImage(def.Size));
 			}
 		}
 
@@ -96,7 +96,7 @@ namespace LibationFileManager
 
 		public static void SetDefaultImage(PictureSize pictureSize, byte[] bytes)
 			=> defaultImages[pictureSize] = bytes;
-		private static byte[] getDefaultImage(PictureSize size)
+		public static byte[] GetDefaultImage(PictureSize size)
 			=> defaultImages.ContainsKey(size)
 			? defaultImages[size]
 			: new byte[0];
@@ -120,7 +120,7 @@ namespace LibationFileManager
 		private static byte[] downloadBytes(PictureDefinition def)
 		{
 			if (def.PictureId is null)
-				return getDefaultImage(def.Size);
+				return GetDefaultImage(def.Size);
 
 			try
 			{
@@ -135,7 +135,7 @@ namespace LibationFileManager
 			}
 			catch
 			{
-				return getDefaultImage(def.Size);
+				return GetDefaultImage(def.Size);
 			}
 		}
 	}

Source/LibationWinForms/Dialogs/BookDetailsDialog.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Windows.Forms;
 using DataLayer;
@@ -42,7 +41,7 @@ namespace LibationWinForms.Dialogs
 			this.Text = Book.Title;
 
 			(_, var picture) = PictureStorage.GetPicture(new PictureDefinition(Book.PictureId, PictureSize._80x80));
-			this.coverPb.Image = Dinah.Core.WindowsDesktop.Drawing.ImageReader.ToImage(picture);
+			this.coverPb.Image = WinFormsUtil.TryLoadImageOrDefault(picture, PictureSize._80x80);
 
 			var t = @$"
 Title: {Book.Title}

Source/LibationWinForms/GridView/ImageDisplay.cs

@@ -19,15 +19,7 @@ namespace LibationWinForms.GridView
 
 		public void SetCoverArt(byte[] cover)
 		{
-			try
-			{
-				pictureBox1.Image = Dinah.Core.WindowsDesktop.Drawing.ImageReader.ToImage(cover);
-			}
-			catch (Exception ex)
-			{
-				Serilog.Log.Logger.Error(ex, "Error loading cover art for {file}", PictureFileName);
-				pictureBox1.Image = Properties.Resources.default_cover_500x500;
-			}
+			pictureBox1.Image = WinFormsUtil.TryLoadImageOrDefault(cover);
 		}
 
 		#region Make the form's aspect ratio always match the picture's aspect ratio.

Source/LibationWinForms/GridView/WinFormsEntryStatus.cs

@@ -1,7 +1,5 @@
 using DataLayer;
-using Dinah.Core.WindowsDesktop.Drawing;
 using LibationUiBase.GridView;
-using System;
 using System.Drawing;
 
 namespace LibationWinForms.GridView
@@ -14,23 +12,12 @@ namespace LibationWinForms.GridView
 		private WinFormsEntryStatus(LibraryBook libraryBook) : base(libraryBook) { }
 		public static EntryStatus Create(LibraryBook libraryBook) => new WinFormsEntryStatus(libraryBook);
 
-		protected override object LoadImage(byte[] picture)
-		{
-			try
-			{
-				return ImageReader.ToImage(picture);
-			}
-			catch (Exception ex)
-			{
-				Serilog.Log.Logger.Error(ex, "Error loading cover art for {Book}", Book);
-				return Properties.Resources.default_cover_80x80;
-			}
-		}
+		protected override Image LoadImage(byte[] picture)
+			=> WinFormsUtil.TryLoadImageOrDefault(picture, LibationFileManager.PictureSize._80x80);
 
 		protected override Image GetResourceImage(string rescName)
 		{
 			var image = Properties.Resources.ResourceManager.GetObject(rescName);
-
 			return image as Bitmap;
 		}
 	}

Source/LibationWinForms/ProcessQueue/ProcessBook.cs

@@ -12,7 +12,6 @@ using AudibleApi;
 using DataLayer;
 using Dinah.Core;
 using Dinah.Core.ErrorHandling;
-using Dinah.Core.WindowsDesktop.Drawing;
 using FileLiberator;
 using LibationFileManager;
 using LibationUiBase;
@@ -87,7 +86,7 @@ namespace LibationWinForms.ProcessQueue
 
 			if (isDefault)
 				PictureStorage.PictureCached += PictureStorage_PictureCached;
-			_cover = ImageReader.ToImage(picture);
+			_cover = WinFormsUtil.TryLoadImageOrDefault(picture, PictureSize._80x80); ;
 
 		}
 
@@ -95,7 +94,7 @@ namespace LibationWinForms.ProcessQueue
 		{
 			if (e.Definition.PictureId == LibraryBook.Book.PictureId)
 			{
-				Cover = ImageReader.ToImage(e.Picture);
+				Cover = WinFormsUtil.TryLoadImageOrDefault(e.Picture, PictureSize._80x80);
 				PictureStorage.PictureCached -= PictureStorage_PictureCached;
 			}
 		}
@@ -260,7 +259,7 @@ namespace LibationWinForms.ProcessQueue
 
 		private void AudioDecodable_CoverImageDiscovered(object sender, byte[] coverArt)
 		{
-			Cover = ImageReader.ToImage(coverArt);
+			Cover = WinFormsUtil.TryLoadImageOrDefault(coverArt, PictureSize._80x80);
 		}
 
 		#endregion

Source/LibationWinForms/WinFormsUtil.cs

@@ -0,0 +1,23 @@
+using Dinah.Core.WindowsDesktop.Drawing;
+using LibationFileManager;
+using System.Drawing;
+
+namespace LibationWinForms
+{
+	internal static class WinFormsUtil
+	{
+		private static Bitmap defaultImage;
+		public static Image TryLoadImageOrDefault(byte[] picture, PictureSize defaultSize = PictureSize.Native)
+		{
+			try
+			{
+				return ImageReader.ToImage(picture);
+			}
+			catch
+			{
+				using var ms = new System.IO.MemoryStream(PictureStorage.GetDefaultImage(defaultSize));
+				return defaultImage ??= new Bitmap(ms);
+			}
+		}
+	}
+}