Move some arrays to generics

1 files changed, 6 insertions, 9 deletions

diff --git a/Emby.Drawing/NullImageEncoder.cs b/Emby.Drawing/NullImageEncoder.cs
index 14f0424ac..fc4a5af9f 100644
--- a/Emby.Drawing/NullImageEncoder.cs
+++ b/Emby.Drawing/NullImageEncoder.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using MediaBrowser.Controller.Drawing;
 using MediaBrowser.Model.Drawing;
 
@@ -6,15 +7,11 @@ namespace Emby.Drawing
 {
     public class NullImageEncoder : IImageEncoder
     {
-        public string[] SupportedInputFormats =>
-            new[]
-            {
-                "png",
-                "jpeg",
-                "jpg"
-            };
-
-        public ImageFormat[] SupportedOutputFormats => new[] { ImageFormat.Jpg, ImageFormat.Png };
+        public IReadOnlyCollection<string> SupportedInputFormats
+            => new HashSet<string>(StringComparer.OrdinalIgnoreCase) { "png", "jpeg", "jpg" };
+
+        public IReadOnlyCollection<ImageFormat> SupportedOutputFormats
+        => new HashSet<ImageFormat>() { ImageFormat.Jpg, ImageFormat.Png };
 
         public void CropWhiteSpace(string inputPath, string outputPath)
         {