6 files changed, 35 insertions, 29 deletions
diff --git a/Emby.Server.Implementations/Library/Resolvers/Audio/AudioResolver.cs b/Emby.Server.Implementations/Library/Resolvers/Audio/AudioResolver.cs
index e893d6335..fd9747b4b 100644
--- a/Emby.Server.Implementations/Library/Resolvers/Audio/AudioResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/Audio/AudioResolver.cs
@@ -21,11 +21,11 @@ namespace Emby.Server.Implementations.Library.Resolvers.Audio
     /// </summary>
     public class AudioResolver : ItemResolver<MediaBrowser.Controller.Entities.Audio.Audio>, IMultiItemResolver
     {
-        private readonly ILibraryManager LibraryManager;
+        private readonly ILibraryManager _libraryManager;
 
         public AudioResolver(ILibraryManager libraryManager)
         {
-            LibraryManager = libraryManager;
+            _libraryManager = libraryManager;
         }
 
         /// <summary>
@@ -88,13 +88,13 @@ namespace Emby.Server.Implementations.Library.Resolvers.Audio
                 }
 
                 var files = args.FileSystemChildren
-                    .Where(i => !LibraryManager.IgnoreFile(i, args.Parent))
+                    .Where(i => !_libraryManager.IgnoreFile(i, args.Parent))
                     .ToList();
 
                 return FindAudio<AudioBook>(args, args.Path, args.Parent, files, args.DirectoryService, collectionType, false);
             }
 
-            if (LibraryManager.IsAudioFile(args.Path))
+            if (_libraryManager.IsAudioFile(args.Path))
             {
                 var extension = Path.GetExtension(args.Path);
 
@@ -107,7 +107,7 @@ namespace Emby.Server.Implementations.Library.Resolvers.Audio
                 var isMixedCollectionType = string.IsNullOrEmpty(collectionType);
 
                 // For conflicting extensions, give priority to videos
-                if (isMixedCollectionType && LibraryManager.IsVideoFile(args.Path))
+                if (isMixedCollectionType && _libraryManager.IsVideoFile(args.Path))
                 {
                     return null;
                 }
@@ -182,7 +182,7 @@ namespace Emby.Server.Implementations.Library.Resolvers.Audio
                 }
             }
 
-            var namingOptions = ((LibraryManager)LibraryManager).GetNamingOptions();
+            var namingOptions = ((LibraryManager)_libraryManager).GetNamingOptions();
 
             var resolver = new AudioBookListResolver(namingOptions);
             var resolverResult = resolver.Resolve(files).ToList();
diff --git a/Emby.Server.Implementations/Library/Resolvers/BaseVideoResolver.cs b/Emby.Server.Implementations/Library/Resolvers/BaseVideoResolver.cs
index cdb492022..01e89302e 100644
--- a/Emby.Server.Implementations/Library/Resolvers/BaseVideoResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/BaseVideoResolver.cs
@@ -5,6 +5,7 @@
 using System;
 using System.IO;
 using System.Linq;
+using DiscUtils.Udf;
 using Emby.Naming.Video;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
@@ -16,7 +17,7 @@ namespace Emby.Server.Implementations.Library.Resolvers
     /// <summary>
     /// Resolves a Path into a Video or Video subclass.
     /// </summary>
-    /// <typeparam name="T"></typeparam>
+    /// <typeparam name="T">The type of item to resolve.</typeparam>
     public abstract class BaseVideoResolver<T> : MediaBrowser.Controller.Resolvers.ItemResolver<T>
         where T : Video, new()
     {
@@ -80,7 +81,7 @@ namespace Emby.Server.Implementations.Library.Resolvers
                             break;
                         }
 
-                        if (IsBluRayDirectory(child.FullName, filename, args.DirectoryService))
+                        if (IsBluRayDirectory(filename))
                         {
                             videoInfo = VideoResolver.ResolveDirectory(args.Path, namingOptions);
 
@@ -201,6 +202,22 @@ namespace Emby.Server.Implementations.Library.Resolvers
                 {
                     video.IsoType = IsoType.BluRay;
                 }
+                else
+                {
+                    // use disc-utils, both DVDs and BDs use UDF filesystem
+                    using (var videoFileStream = File.Open(video.Path, FileMode.Open, FileAccess.Read))
+                    {
+                        UdfReader udfReader = new UdfReader(videoFileStream);
+                        if (udfReader.DirectoryExists("VIDEO_TS"))
+                        {
+                            video.IsoType = IsoType.Dvd;
+                        }
+                        else if (udfReader.DirectoryExists("BDMV"))
+                        {
+                            video.IsoType = IsoType.BluRay;
+                        }
+                    }
+                }
             }
         }
 
@@ -279,25 +296,13 @@ namespace Emby.Server.Implementations.Library.Resolvers
         }
 
         /// <summary>
-        /// Determines whether [is blu ray directory] [the specified directory name].
+        /// Determines whether [is bluray directory] [the specified directory name].
         /// </summary>
-        protected bool IsBluRayDirectory(string fullPath, string directoryName, IDirectoryService directoryService)
+        /// <param name="directoryName">The directory name.</param>
+        /// <returns>Whether the directory is a bluray directory.</returns>
+        protected bool IsBluRayDirectory(string directoryName)
         {
-            if (!string.Equals(directoryName, "bdmv", StringComparison.OrdinalIgnoreCase))
-            {
-                return false;
-            }
-
-            return true;
-            // var blurayExtensions = new[]
-            //{
-            //    ".mts",
-            //    ".m2ts",
-            //    ".bdmv",
-            //    ".mpls"
-            //};
-
-            // return directoryService.GetFiles(fullPath).Any(i => blurayExtensions.Contains(i.Extension ?? string.Empty, StringComparer.OrdinalIgnoreCase));
+            return string.Equals(directoryName, "bdmv", StringComparison.OrdinalIgnoreCase);
         }
     }
 }
diff --git a/Emby.Server.Implementations/Library/Resolvers/VideoResolver.cs b/Emby.Server.Implementations/Library/Resolvers/GenericVideoResolver.cs
index 9599faea4..9599faea4 100644
--- a/Emby.Server.Implementations/Library/Resolvers/VideoResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/GenericVideoResolver.cs
diff --git a/Emby.Server.Implementations/Library/Resolvers/ItemResolver.cs b/Emby.Server.Implementations/Library/Resolvers/ItemResolver.cs
index fa45ccf84..3f29ab191 100644
--- a/Emby.Server.Implementations/Library/Resolvers/ItemResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/ItemResolver.cs
@@ -9,7 +9,7 @@ namespace Emby.Server.Implementations.Library.Resolvers
     /// <summary>
     /// Class ItemResolver.
     /// </summary>
-    /// <typeparam name="T"></typeparam>
+    /// <typeparam name="T">The type of BaseItem.</typeparam>
     public abstract class ItemResolver<T> : IItemResolver
         where T : BaseItem, new()
     {
diff --git a/Emby.Server.Implementations/Library/Resolvers/Movies/MovieResolver.cs b/Emby.Server.Implementations/Library/Resolvers/Movies/MovieResolver.cs
index 889e29a6b..8b55a7744 100644
--- a/Emby.Server.Implementations/Library/Resolvers/Movies/MovieResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/Movies/MovieResolver.cs
@@ -400,7 +400,7 @@ namespace Emby.Server.Implementations.Library.Resolvers.Movies
                         return movie;
                     }
 
-                    if (IsBluRayDirectory(child.FullName, filename, directoryService))
+                    if (IsBluRayDirectory(filename))
                     {
                         var movie = new T
                         {
@@ -481,7 +481,7 @@ namespace Emby.Server.Implementations.Library.Resolvers.Movies
                     return true;
                 }
 
-                if (subfolders.Any(s => IsBluRayDirectory(s.FullName, s.Name, directoryService)))
+                if (subfolders.Any(s => IsBluRayDirectory(s.Name)))
                 {
                     videoTypes.Add(VideoType.BluRay);
                     return true;
diff --git a/Emby.Server.Implementations/Library/Resolvers/PlaylistResolver.cs b/Emby.Server.Implementations/Library/Resolvers/PlaylistResolver.cs
index ecd44be47..2c4ead719 100644
--- a/Emby.Server.Implementations/Library/Resolvers/PlaylistResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/PlaylistResolver.cs
@@ -18,7 +18,8 @@ namespace Emby.Server.Implementations.Library.Resolvers
     /// </summary>
     public class PlaylistResolver : FolderResolver<Playlist>
     {
-        private string[] _musicPlaylistCollectionTypes = new string[] {
+        private string[] _musicPlaylistCollectionTypes =
+        {
             string.Empty,
             CollectionType.Music
         };