add fixes for dng images

MediaBrowser.Controller/Channels/Channel.cs

@@ -32,6 +32,14 @@ namespace MediaBrowser.Controller.Channels
             return base.IsVisible(user);
         }
 
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            double value = 16;
+            value /= 9;
+
+            return value;
+        }
+
         [IgnoreDataMember]
         public override bool SupportsInheritedParentImages
         {

MediaBrowser.Controller/Drawing/IImageProcessor.cs

@@ -117,8 +117,6 @@ namespace MediaBrowser.Controller.Drawing
 
         IImageEncoder ImageEncoder { get; set; }
 
-        void SaveImageSize(string path, DateTime imageDateModified, ImageSize size);
-
         bool SupportsTransparency(string path);
     }
 }

MediaBrowser.Controller/Drawing/ImageHelper.cs

@@ -21,11 +21,6 @@ namespace MediaBrowser.Controller.Drawing
 
         public static IImageProcessor ImageProcessor { get; set; }
 
-        public static void SaveImageSize(string path, DateTime dateModified, ImageSize size)
-        {
-            ImageProcessor.SaveImageSize(path, dateModified, size);
-        }
-
         private static ImageSize GetSizeEstimate(ImageProcessingOptions options)
         {
             if (options.Width.HasValue && options.Height.HasValue)

MediaBrowser.Controller/Entities/Audio/AudioPodcast.cs

@@ -15,7 +15,7 @@ namespace MediaBrowser.Controller.Entities.Audio
 
         public override double? GetDefaultPrimaryImageAspectRatio()
         {
-            return null;
+            return 1;
         }
     }
 }

MediaBrowser.Controller/Entities/BasePluginFolder.cs

@@ -42,5 +42,13 @@ namespace MediaBrowser.Controller.Entities
                 return false;
             }
         }
+
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            double value = 16;
+            value /= 9;
+
+            return value;
+        }
     }
 }

MediaBrowser.Controller/Entities/CollectionFolder.cs

@@ -31,6 +31,14 @@ namespace MediaBrowser.Controller.Entities
             PhysicalFolderIds = EmptyGuidArray;
         }
 
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            double value = 16;
+            value /= 9;
+
+            return value;
+        }
+
         [IgnoreDataMember]
         public override bool SupportsPlayedStatus
         {

MediaBrowser.Controller/Entities/GameGenre.cs

@@ -22,6 +22,11 @@ namespace MediaBrowser.Controller.Entities
             return GetUserDataKeys()[0];
         }
 
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            return 1;
+        }
+
         /// <summary>
         /// Returns the folder containing the item.
         /// If the item is a folder, it returns the folder itself

MediaBrowser.Controller/Entities/GameSystem.cs

@@ -44,6 +44,14 @@ namespace MediaBrowser.Controller.Entities
             }
         }
 
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            double value = 16;
+            value /= 9;
+
+            return value;
+        }
+
         /// <summary>
         /// Gets or sets the game system.
         /// </summary>

MediaBrowser.Controller/Entities/Genre.cs

@@ -25,6 +25,11 @@ namespace MediaBrowser.Controller.Entities
             return GetUserDataKeys()[0];
         }
 
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            return 1;
+        }
+
         /// <summary>
         /// Returns the folder containing the item.
         /// If the item is a folder, it returns the folder itself

MediaBrowser.Controller/Entities/Photo.cs

@@ -62,6 +62,35 @@ namespace MediaBrowser.Controller.Entities
             return true;
         }
 
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            if (Width.HasValue && Height.HasValue)
+            {
+                double width = Width.Value;
+                double height = Height.Value;
+
+                if (Orientation.HasValue)
+                {
+                    switch (Orientation.Value)
+                    {
+                        case ImageOrientation.LeftBottom:
+                        case ImageOrientation.LeftTop:
+                        case ImageOrientation.RightBottom:
+                        case ImageOrientation.RightTop:
+                            var temp = height;
+                            height = width;
+                            width = temp;
+                            break;
+                    }
+                }
+
+                width /= Height.Value;
+                return width;
+            }
+
+            return base.GetDefaultPrimaryImageAspectRatio();
+        }
+
         public int? Width { get; set; }
         public int? Height { get; set; }
         public string CameraMake { get; set; }

MediaBrowser.Controller/Entities/PhotoAlbum.cs

@@ -30,5 +30,10 @@ namespace MediaBrowser.Controller.Entities
                 return false;
             }
         }
+
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            return 1;
+        }
     }
 }

MediaBrowser.Controller/Entities/User.cs

@@ -254,6 +254,11 @@ namespace MediaBrowser.Controller.Entities
             }
         }
 
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            return 1;
+        }
+
         /// <summary>
         /// Gets the configuration directory path.
         /// </summary>

MediaBrowser.Controller/Entities/UserView.cs

@@ -58,6 +58,14 @@ namespace MediaBrowser.Controller.Entities
             }
         }
 
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            double value = 16;
+            value /= 9;
+
+            return value;
+        }
+
         public override int GetChildCount(User user)
         {
             return GetChildren(user, true).Count;

MediaBrowser.Controller/Entities/Year.cs

@@ -32,6 +32,14 @@ namespace MediaBrowser.Controller.Entities
             }
         }
 
+        public override double? GetDefaultPrimaryImageAspectRatio()
+        {
+            double value = 2;
+            value /= 3;
+
+            return value;
+        }
+
         [IgnoreDataMember]
         public override bool SupportsAncestors
         {