add dff and dsf to local song library scanner (#911)

CHANGELOG.md

@@ -9,6 +9,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Fixed
 - Fix database initializer; fresh installs with v0.6.4-beta are missing some config data and should upgrade
 
+### Added
+- Support DSD audio file formats (DFF and DSF) in local song libraries
+
 ## [0.6.4-beta] - 2022-07-28
 ### Fixed
 - Fix subtitle stream selection when subtitle language is different than audio language

ErsatzTV.Core/Metadata/LocalFolderScanner.cs

@@ -21,7 +21,7 @@ public abstract class LocalFolderScanner
 
     public static readonly List<string> AudioFileExtensions = new()
     {
-        ".aac", ".alac", ".flac", ".mp3", ".m4a", ".wav", ".wma"
+        ".aac", ".alac", ".dff", ".dsf", ".flac", ".mp3", ".m4a", ".wav", ".wma"
     };
 
     public static readonly List<string> ImageFileExtensions = new()