Remove incorrect mime type image/jpg

MediaBrowser.Model/Drawing/ImageFormatExtensions.cs

@@ -0,0 +1,27 @@
+using System.ComponentModel;
+using System.Net.Mime;
+
+namespace MediaBrowser.Model.Drawing;
+
+/// <summary>
+/// Extension class for the <see cref="ImageFormat" /> enum.
+/// </summary>
+public static class ImageFormatExtensions
+{
+    /// <summary>
+    /// Returns the correct mime type for this <see cref="ImageFormat" />.
+    /// </summary>
+    /// <param name="format">This <see cref="ImageFormat" />.</param>
+    /// <exception cref="InvalidEnumArgumentException">The <paramref name="format"/> is an invalid enumeration value.</exception>
+    /// <returns>The correct mime type for this <see cref="ImageFormat" />.</returns>
+    public static string GetMimeType(this ImageFormat format)
+        => format switch
+        {
+            ImageFormat.Bmp => "image/bmp",
+            ImageFormat.Gif => MediaTypeNames.Image.Gif,
+            ImageFormat.Jpg => MediaTypeNames.Image.Jpeg,
+            ImageFormat.Png => "image/png",
+            ImageFormat.Webp => "image/webp",
+            _ => throw new InvalidEnumArgumentException(nameof(format), (int)format, typeof(ImageFormat))
+        };
+}