7 files changed, 106 insertions, 15 deletions
diff --git a/MediaBrowser.Model/Entities/DownMixStereoAlgorithms.cs b/MediaBrowser.Model/Entities/DownMixStereoAlgorithms.cs
new file mode 100644
index 0000000000..385cd6a34e
--- /dev/null
+++ b/MediaBrowser.Model/Entities/DownMixStereoAlgorithms.cs
@@ -0,0 +1,23 @@
+namespace MediaBrowser.Model.Entities;
+
+/// <summary>
+/// An enum representing an algorithm to downmix 6ch+ to stereo.
+/// Algorithms sourced from https://superuser.com/questions/852400/properly-downmix-5-1-to-stereo-using-ffmpeg/1410620#1410620.
+/// </summary>
+public enum DownMixStereoAlgorithms
+{
+    /// <summary>
+    /// No special algorithm.
+    /// </summary>
+    None = 0,
+
+    /// <summary>
+    /// Algorithm by Dave_750.
+    /// </summary>
+    Dave750 = 1,
+
+    /// <summary>
+    /// Nightmode Dialogue algorithm.
+    /// </summary>
+    NightmodeDialogue = 2
+}
diff --git a/MediaBrowser.Model/Entities/IHasShares.cs b/MediaBrowser.Model/Entities/IHasShares.cs
new file mode 100644
index 0000000000..b34d1a0376
--- /dev/null
+++ b/MediaBrowser.Model/Entities/IHasShares.cs
@@ -0,0 +1,12 @@
+namespace MediaBrowser.Model.Entities;
+
+/// <summary>
+/// Interface for access to shares.
+/// </summary>
+public interface IHasShares
+{
+    /// <summary>
+    /// Gets or sets the shares.
+    /// </summary>
+    Share[] Shares { get; set; }
+}
diff --git a/MediaBrowser.Model/Entities/MediaStream.cs b/MediaBrowser.Model/Entities/MediaStream.cs
index 344ebaf808..47341f4e17 100644
--- a/MediaBrowser.Model/Entities/MediaStream.cs
+++ b/MediaBrowser.Model/Entities/MediaStream.cs
@@ -635,11 +635,12 @@ namespace MediaBrowser.Model.Entities
 
             // sub = external .sub file
 
-            return !codec.Contains("pgs", StringComparison.OrdinalIgnoreCase) &&
-                   !codec.Contains("dvd", StringComparison.OrdinalIgnoreCase) &&
-                   !codec.Contains("dvbsub", StringComparison.OrdinalIgnoreCase) &&
-                   !string.Equals(codec, "sub", StringComparison.OrdinalIgnoreCase) &&
-                   !string.Equals(codec, "dvb_subtitle", StringComparison.OrdinalIgnoreCase);
+            return !codec.Contains("pgs", StringComparison.OrdinalIgnoreCase)
+                   && !codec.Contains("dvd", StringComparison.OrdinalIgnoreCase)
+                   && !codec.Contains("dvbsub", StringComparison.OrdinalIgnoreCase)
+                   && !string.Equals(codec, "sub", StringComparison.OrdinalIgnoreCase)
+                   && !string.Equals(codec, "sup", StringComparison.OrdinalIgnoreCase)
+                   && !string.Equals(codec, "dvb_subtitle", StringComparison.OrdinalIgnoreCase);
         }
 
         public bool SupportsSubtitleConversionTo(string toCodec)
diff --git a/MediaBrowser.Model/Entities/MetadataProvider.cs b/MediaBrowser.Model/Entities/MetadataProvider.cs
index 37e3d88645..bd8db99416 100644
--- a/MediaBrowser.Model/Entities/MetadataProvider.cs
+++ b/MediaBrowser.Model/Entities/MetadataProvider.cs
@@ -1,5 +1,3 @@
-#pragma warning disable CS1591
-
 namespace MediaBrowser.Model.Entities
 {
     /// <summary>
@@ -14,38 +12,78 @@ namespace MediaBrowser.Model.Entities
         Custom = 0,
 
         /// <summary>
-        /// The imdb.
+        /// The IMDb provider.
         /// </summary>
         Imdb = 2,
 
         /// <summary>
-        /// The TMDB.
+        /// The TMDb provider.
         /// </summary>
         Tmdb = 3,
 
         /// <summary>
-        /// The TVDB.
+        /// The TVDb provider.
         /// </summary>
         Tvdb = 4,
 
         /// <summary>
-        /// The tvcom.
+        /// The tvcom providerd.
         /// </summary>
         Tvcom = 5,
 
         /// <summary>
-        /// Tmdb Collection Id.
+        /// TMDb collection provider.
         /// </summary>
         TmdbCollection = 7,
+
+        /// <summary>
+        /// The MusicBrainz album provider.
+        /// </summary>
         MusicBrainzAlbum = 8,
+
+        /// <summary>
+        /// The MusicBrainz album artist provider.
+        /// </summary>
         MusicBrainzAlbumArtist = 9,
+
+        /// <summary>
+        /// The MusicBrainz artist provider.
+        /// </summary>
         MusicBrainzArtist = 10,
+
+        /// <summary>
+        /// The MusicBrainz release group provider.
+        /// </summary>
         MusicBrainzReleaseGroup = 11,
+
+        /// <summary>
+        /// The Zap2It provider.
+        /// </summary>
         Zap2It = 12,
+
+        /// <summary>
+        /// The TvRage provider.
+        /// </summary>
         TvRage = 15,
+
+        /// <summary>
+        /// The AudioDb artist provider.
+        /// </summary>
         AudioDbArtist = 16,
+
+        /// <summary>
+        /// The AudioDb collection provider.
+        /// </summary>
         AudioDbAlbum = 17,
+
+        /// <summary>
+        /// The MusicBrainz track provider.
+        /// </summary>
         MusicBrainzTrack = 18,
+
+        /// <summary>
+        /// The TvMaze provider.
+        /// </summary>
         TvMaze = 19
     }
 }
diff --git a/MediaBrowser.Model/Entities/ParentalRating.cs b/MediaBrowser.Model/Entities/ParentalRating.cs
index 17b2868a31..c92640818c 100644
--- a/MediaBrowser.Model/Entities/ParentalRating.cs
+++ b/MediaBrowser.Model/Entities/ParentalRating.cs
@@ -12,7 +12,7 @@ namespace MediaBrowser.Model.Entities
         {
         }
 
-        public ParentalRating(string name, int value)
+        public ParentalRating(string name, int? value)
         {
             Name = name;
             Value = value;
@@ -28,6 +28,6 @@ namespace MediaBrowser.Model.Entities
         /// Gets or sets the value.
         /// </summary>
         /// <value>The value.</value>
-        public int Value { get; set; }
+        public int? Value { get; set; }
     }
 }
diff --git a/MediaBrowser.Model/Entities/ProviderIdsExtensions.cs b/MediaBrowser.Model/Entities/ProviderIdsExtensions.cs
index d3b8400f34..cf453d62cb 100644
--- a/MediaBrowser.Model/Entities/ProviderIdsExtensions.cs
+++ b/MediaBrowser.Model/Entities/ProviderIdsExtensions.cs
@@ -55,7 +55,7 @@ namespace MediaBrowser.Model.Entities
         {
             ArgumentNullException.ThrowIfNull(instance);
 
-            if (instance.ProviderIds == null)
+            if (instance.ProviderIds is null)
             {
                 id = null;
                 return false;
diff --git a/MediaBrowser.Model/Entities/Share.cs b/MediaBrowser.Model/Entities/Share.cs
new file mode 100644
index 0000000000..186aad1892
--- /dev/null
+++ b/MediaBrowser.Model/Entities/Share.cs
@@ -0,0 +1,17 @@
+namespace MediaBrowser.Model.Entities;
+
+/// <summary>
+/// Class to hold data on sharing permissions.
+/// </summary>
+public class Share
+{
+    /// <summary>
+    /// Gets or sets the user id.
+    /// </summary>
+    public string? UserId { get; set; }
+
+    /// <summary>
+    /// Gets or sets a value indicating whether the user has edit permissions.
+    /// </summary>
+    public bool CanEdit { get; set; }
+}