Add image provider tests and clean up

1 files changed, 1 insertions, 1 deletions

diff --git a/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs b/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs
index 638588560..e6511ca8d 100644
--- a/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs
+++ b/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs
@@ -95,7 +95,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         /// <param name="mediaSource">Media source information.</param>
         /// <param name="imageStream">Media stream information.</param>
         /// <param name="imageStreamIndex">Index of the stream to extract from.</param>
-        /// <param name="outputExtension">The extension of the file to write.</param>
+        /// <param name="outputExtension">The extension of the file to write, including the '.'.</param>
         /// <param name="cancellationToken">CancellationToken to use for operation.</param>
         /// <returns>Location of video image.</returns>
         Task<string> ExtractVideoImage(string inputFile, string container, MediaSourceInfo mediaSource, MediaStream imageStream, int? imageStreamIndex, string outputExtension, CancellationToken cancellationToken);