Minor code review changes (cvium)

Jellyfin.Server.Implementations/Trickplay/TrickplayManager.cs

@@ -239,7 +239,7 @@ public class TrickplayManager : ITrickplayManager
             var tilePath = Path.Combine(workDir, $"{i}.jpg");
 
             imageOptions.OutputPath = tilePath;
-            imageOptions.InputPaths = images.Skip(i * thumbnailsPerTile).Take(thumbnailsPerTile).ToList();
+            imageOptions.InputPaths = images.GetRange(i * thumbnailsPerTile, Math.Min(thumbnailsPerTile, images.Count - (i * thumbnailsPerTile)));
 
             // Generate image and use returned height for tiles info
             var height = _imageEncoder.CreateTrickplayTile(imageOptions, options.JpegQuality, trickplayInfo.Width, trickplayInfo.Height != 0 ? trickplayInfo.Height : null);

MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs

@@ -925,8 +925,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
 
                         cancellationToken.ThrowIfCancellationRequested();
 
-                        var jpegCount = _fileSystem.GetFilePaths(targetDirectory)
-                            .Count(i => string.Equals(Path.GetExtension(i), ".jpg", StringComparison.OrdinalIgnoreCase));
+                        var jpegCount = _fileSystem.GetFilePaths(targetDirectory).Count();
 
                         isResponsive = jpegCount > lastCount;
                         lastCount = jpegCount;