1 files changed, 20 insertions, 20 deletions

diff --git a/Emby.Server.Implementations/MediaEncoder/EncodingManager.cs b/Emby.Server.Implementations/MediaEncoder/EncodingManager.cs
index 840aca7a6..069c02b85 100644
--- a/Emby.Server.Implementations/MediaEncoder/EncodingManager.cs
+++ b/Emby.Server.Implementations/MediaEncoder/EncodingManager.cs
@@ -26,14 +26,20 @@ namespace Emby.Server.Implementations.MediaEncoder
         private readonly IChapterManager _chapterManager;
         private readonly ILibraryManager _libraryManager;
 
+        /// <summary>
+        /// The first chapter ticks.
+        /// </summary>
+        private static readonly long _firstChapterTicks = TimeSpan.FromSeconds(15).Ticks;
+
         public EncodingManager(
+            ILogger<EncodingManager> logger,
             IFileSystem fileSystem,
-            ILoggerFactory loggerFactory,
             IMediaEncoder encoder,
-            IChapterManager chapterManager, ILibraryManager libraryManager)
+            IChapterManager chapterManager,
+            ILibraryManager libraryManager)
         {
+            _logger = logger;
             _fileSystem = fileSystem;
-            _logger = loggerFactory.CreateLogger(nameof(EncodingManager));
             _encoder = encoder;
             _chapterManager = chapterManager;
             _libraryManager = libraryManager;
@@ -97,12 +103,7 @@ namespace Emby.Server.Implementations.MediaEncoder
             return video.DefaultVideoStreamIndex.HasValue;
         }
 
-        /// <summary>
-        /// The first chapter ticks
-        /// </summary>
-        private static readonly long FirstChapterTicks = TimeSpan.FromSeconds(15).Ticks;
-
-        public async Task<bool> RefreshChapterImages(Video video, IDirectoryService directoryService, List<ChapterInfo> chapters, bool extractImages, bool saveChapters, CancellationToken cancellationToken)
+        public async Task<bool> RefreshChapterImages(Video video, IDirectoryService directoryService, IReadOnlyList<ChapterInfo> chapters, bool extractImages, bool saveChapters, CancellationToken cancellationToken)
         {
             if (!IsEligibleForChapterImageExtraction(video))
             {
@@ -135,7 +136,7 @@ namespace Emby.Server.Implementations.MediaEncoder
                         try
                         {
                             // Add some time for the first chapter to make sure we don't end up with a black image
-                            var time = chapter.StartPositionTicks == 0 ? TimeSpan.FromTicks(Math.Min(FirstChapterTicks, video.RunTimeTicks ?? 0)) : TimeSpan.FromTicks(chapter.StartPositionTicks);
+                            var time = chapter.StartPositionTicks == 0 ? TimeSpan.FromTicks(Math.Min(_firstChapterTicks, video.RunTimeTicks ?? 0)) : TimeSpan.FromTicks(chapter.StartPositionTicks);
 
                             var protocol = MediaProtocol.File;
 
@@ -152,9 +153,9 @@ namespace Emby.Server.Implementations.MediaEncoder
                             {
                                 _fileSystem.DeleteFile(tempFile);
                             }
-                            catch
+                            catch (IOException ex)
                             {
-
+                                _logger.LogError(ex, "Error deleting {Path}", tempFile);
                             }
 
                             chapter.ImagePath = path;
@@ -184,7 +185,7 @@ namespace Emby.Server.Implementations.MediaEncoder
 
             if (saveChapters && changesMade)
             {
-                _chapterManager.SaveChapters(video.Id.ToString(), chapters);
+                _chapterManager.SaveChapters(video.Id, chapters);
             }
 
             DeleteDeadImages(currentImages, chapters);
@@ -199,22 +200,21 @@ namespace Emby.Server.Implementations.MediaEncoder
             return Path.Combine(GetChapterImagesPath(video), filename);
         }
 
-        private static List<string> GetSavedChapterImages(Video video, IDirectoryService directoryService)
+        private static IReadOnlyList<string> GetSavedChapterImages(Video video, IDirectoryService directoryService)
         {
             var path = GetChapterImagesPath(video);
             if (!Directory.Exists(path))
             {
-                return new List<string>();
+                return Array.Empty<string>();
             }
 
             try
             {
-                return directoryService.GetFilePaths(path)
-                    .ToList();
+                return directoryService.GetFilePaths(path);
             }
             catch (IOException)
             {
-                return new List<string>();
+                return Array.Empty<string>();
             }
         }
 
@@ -227,7 +227,7 @@ namespace Emby.Server.Implementations.MediaEncoder
 
             foreach (var image in deadImages)
             {
-                _logger.LogDebug("Deleting dead chapter image {path}", image);
+                _logger.LogDebug("Deleting dead chapter image {Path}", image);
 
                 try
                 {
@@ -235,7 +235,7 @@ namespace Emby.Server.Implementations.MediaEncoder
                 }
                 catch (IOException ex)
                 {
-                    _logger.LogError(ex, "Error deleting {path}.", image);
+                    _logger.LogError(ex, "Error deleting {Path}.", image);
                 }
             }
         }