1 files changed, 12 insertions, 18 deletions

diff --git a/MediaBrowser.LocalMetadata/Images/EpisodeLocalImageProvider.cs b/MediaBrowser.LocalMetadata/Images/EpisodeLocalImageProvider.cs
index 2d3b2d889..dc13bf4f6 100644
--- a/MediaBrowser.LocalMetadata/Images/EpisodeLocalImageProvider.cs
+++ b/MediaBrowser.LocalMetadata/Images/EpisodeLocalImageProvider.cs
@@ -2,6 +2,7 @@ using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using Jellyfin.Extensions;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Providers;
@@ -15,17 +16,6 @@ namespace MediaBrowser.LocalMetadata.Images
     /// </summary>
     public class EpisodeLocalImageProvider : ILocalImageProvider, IHasOrder
     {
-        private readonly IFileSystem _fileSystem;
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="EpisodeLocalImageProvider"/> class.
-        /// </summary>
-        /// <param name="fileSystem">Instance of the <see cref="IFileSystem"/> interface.</param>
-        public EpisodeLocalImageProvider(IFileSystem fileSystem)
-        {
-            _fileSystem = fileSystem;
-        }
-
         /// <inheritdoc />
         public string Name => "Local Images";
 
@@ -42,17 +32,21 @@ namespace MediaBrowser.LocalMetadata.Images
         public IEnumerable<LocalImageInfo> GetImages(BaseItem item, IDirectoryService directoryService)
         {
             var parentPath = Path.GetDirectoryName(item.Path);
+            if (parentPath == null)
+            {
+                return Enumerable.Empty<LocalImageInfo>();
+            }
 
             var parentPathFiles = directoryService.GetFiles(parentPath);
 
-            var nameWithoutExtension = Path.GetFileNameWithoutExtension(item.Path);
+            var nameWithoutExtension = Path.GetFileNameWithoutExtension(item.Path.AsSpan());
 
             return GetFilesFromParentFolder(nameWithoutExtension, parentPathFiles);
         }
 
-        private List<LocalImageInfo> GetFilesFromParentFolder(string filenameWithoutExtension, List<FileSystemMetadata> parentPathFiles)
+        private List<LocalImageInfo> GetFilesFromParentFolder(ReadOnlySpan<char> filenameWithoutExtension, List<FileSystemMetadata> parentPathFiles)
         {
-            var thumbName = filenameWithoutExtension + "-thumb";
+            var thumbName = string.Concat(filenameWithoutExtension, "-thumb");
 
             var list = new List<LocalImageInfo>(1);
 
@@ -63,15 +57,15 @@ namespace MediaBrowser.LocalMetadata.Images
                     continue;
                 }
 
-                if (BaseItem.SupportedImageExtensions.Contains(i.Extension, StringComparer.OrdinalIgnoreCase))
+                if (BaseItem.SupportedImageExtensions.Contains(i.Extension.AsSpan(), StringComparison.OrdinalIgnoreCase))
                 {
-                    var currentNameWithoutExtension = _fileSystem.GetFileNameWithoutExtension(i);
+                    var currentNameWithoutExtension = Path.GetFileNameWithoutExtension(i.FullName.AsSpan());
 
-                    if (string.Equals(filenameWithoutExtension, currentNameWithoutExtension, StringComparison.OrdinalIgnoreCase))
+                    if (filenameWithoutExtension.Equals(currentNameWithoutExtension, StringComparison.OrdinalIgnoreCase))
                     {
                         list.Add(new LocalImageInfo { FileInfo = i, Type = ImageType.Primary });
                     }
-                    else if (string.Equals(thumbName, currentNameWithoutExtension, StringComparison.OrdinalIgnoreCase))
+                    else if (currentNameWithoutExtension.Equals(thumbName, StringComparison.OrdinalIgnoreCase))
                     {
                         list.Add(new LocalImageInfo { FileInfo = i, Type = ImageType.Primary });
                     }