Remove "download images in advance" option

MediaBrowser.Model/Activity/ActivityLogEntry.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;

MediaBrowser.Model/Activity/IActivityManager.cs

@@ -1,10 +1,10 @@
 #pragma warning disable CS1591
 
 using System;
-using System.Linq;
 using System.Threading.Tasks;
 using Jellyfin.Data.Entities;
-using MediaBrowser.Model.Events;
+using Jellyfin.Data.Events;
+using Jellyfin.Data.Queries;
 using MediaBrowser.Model.Querying;
 
 namespace MediaBrowser.Model.Activity
@@ -13,15 +13,8 @@ namespace MediaBrowser.Model.Activity
     {
         event EventHandler<GenericEventArgs<ActivityLogEntry>> EntryCreated;
 
-        void Create(ActivityLog entry);
-
         Task CreateAsync(ActivityLog entry);
 
-        QueryResult<ActivityLogEntry> GetPagedResult(int? startIndex, int? limit);
-
-        QueryResult<ActivityLogEntry> GetPagedResult(
-            Func<IQueryable<ActivityLog>, IQueryable<ActivityLog>> func,
-            int? startIndex,
-            int? limit);
+        Task<QueryResult<ActivityLogEntry>> GetPagedResultAsync(ActivityLogQuery query);
     }
 }

MediaBrowser.Model/ApiClient/ServerDiscoveryInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.ApiClient

MediaBrowser.Model/Branding/BrandingOptions.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Branding

MediaBrowser.Model/Channels/ChannelFeatures.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -37,7 +38,7 @@ namespace MediaBrowser.Model.Channels
         public ChannelMediaContentType[] ContentTypes { get; set; }
 
         /// <summary>
-        /// Represents the maximum number of records the channel allows retrieving at a time
+        /// Represents the maximum number of records the channel allows retrieving at a time.
         /// </summary>
         public int? MaxPageSize { get; set; }
 

MediaBrowser.Model/Channels/ChannelInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Channels

MediaBrowser.Model/Channels/ChannelQuery.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -9,12 +10,15 @@ namespace MediaBrowser.Model.Channels
     public class ChannelQuery
     {
         /// <summary>
-        /// Fields to return within the items, in addition to basic information
+        /// Fields to return within the items, in addition to basic information.
         /// </summary>
         /// <value>The fields.</value>
         public ItemFields[] Fields { get; set; }
+
         public bool? EnableImages { get; set; }
+
         public int? ImageTypeLimit { get; set; }
+
         public ImageType[] EnableImageTypes { get; set; }
 
         /// <summary>
@@ -30,7 +34,7 @@ namespace MediaBrowser.Model.Channels
         public int? StartIndex { get; set; }
 
         /// <summary>
-        /// The maximum number of items to return
+        /// The maximum number of items to return.
         /// </summary>
         /// <value>The limit.</value>
         public int? Limit { get; set; }
@@ -48,7 +52,9 @@ namespace MediaBrowser.Model.Channels
         /// </summary>
         /// <value><c>null</c> if [is favorite] contains no value, <c>true</c> if [is favorite]; otherwise, <c>false</c>.</value>
         public bool? IsFavorite { get; set; }
+
         public bool? IsRecordingsFolder { get; set; }
+
         public bool RefreshLatestChannelItems { get; set; }
     }
 }

MediaBrowser.Model/Configuration/AccessSchedule.cs

@@ -1,3 +1,5 @@
+using Jellyfin.Data.Enums;
+
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Configuration

MediaBrowser.Model/Configuration/BaseApplicationConfiguration.cs

@@ -1,3 +1,4 @@
+#nullable disable
 using System;
 using System.Xml.Serialization;
 
@@ -11,7 +12,15 @@ namespace MediaBrowser.Model.Configuration
     public class BaseApplicationConfiguration
     {
         /// <summary>
-        /// The number of days we should retain log files
+        /// Initializes a new instance of the <see cref="BaseApplicationConfiguration" /> class.
+        /// </summary>
+        public BaseApplicationConfiguration()
+        {
+            LogFileRetentionDays = 3;
+        }
+
+        /// <summary>
+        /// Gets or sets the number of days we should retain log files.
         /// </summary>
         /// <value>The log file retention days.</value>
         public int LogFileRetentionDays { get; set; }
@@ -29,29 +38,27 @@ namespace MediaBrowser.Model.Configuration
         public string CachePath { get; set; }
 
         /// <summary>
-        /// Last known version that was ran using the configuration.
+        /// Gets or sets the last known version that was ran using the configuration.
         /// </summary>
         /// <value>The version from previous run.</value>
         [XmlIgnore]
         public Version PreviousVersion { get; set; }
 
         /// <summary>
-        /// Stringified PreviousVersion to be stored/loaded,
-        /// because System.Version itself isn't xml-serializable
+        /// Gets or sets the stringified PreviousVersion to be stored/loaded,
+        /// because System.Version itself isn't xml-serializable.
         /// </summary>
-        /// <value>String value of PreviousVersion</value>
+        /// <value>String value of PreviousVersion.</value>
         public string PreviousVersionStr
         {
             get => PreviousVersion?.ToString();
-            set => PreviousVersion = Version.Parse(value);
-        }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="BaseApplicationConfiguration" /> class.
-        /// </summary>
-        public BaseApplicationConfiguration()
-        {
-            LogFileRetentionDays = 3;
+            set
+            {
+                if (Version.TryParse(value, out var version))
+                {
+                    PreviousVersion = version;
+                }
+            }
         }
     }
 }

MediaBrowser.Model/Configuration/DynamicDayOfWeek.cs

@@ -1,18 +0,0 @@
-#pragma warning disable CS1591
-
-namespace MediaBrowser.Model.Configuration
-{
-    public enum DynamicDayOfWeek
-    {
-        Sunday = 0,
-        Monday = 1,
-        Tuesday = 2,
-        Wednesday = 3,
-        Thursday = 4,
-        Friday = 5,
-        Saturday = 6,
-        Everyday = 7,
-        Weekday = 8,
-        Weekend = 9
-    }
-}

MediaBrowser.Model/Configuration/EncodingOptions.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Configuration
@@ -5,10 +6,17 @@ namespace MediaBrowser.Model.Configuration
     public class EncodingOptions
     {
         public int EncodingThreadCount { get; set; }
+
         public string TranscodingTempPath { get; set; }
+
         public double DownMixAudioBoost { get; set; }
+
+        public int MaxMuxingQueueSize { get; set; }
+
         public bool EnableThrottling { get; set; }
+
         public int ThrottleDelaySeconds { get; set; }
+
         public string HardwareAccelerationType { get; set; }
 
         /// <summary>
@@ -20,12 +28,41 @@ namespace MediaBrowser.Model.Configuration
         /// The current FFmpeg path being used by the system and displayed on the transcode page.
         /// </summary>
         public string EncoderAppPathDisplay { get; set; }
+
         public string VaapiDevice { get; set; }
+
+        public string OpenclDevice { get; set; }
+
+        public bool EnableTonemapping { get; set; }
+
+        public string TonemappingAlgorithm { get; set; }
+
+        public string TonemappingRange { get; set; }
+
+        public double TonemappingDesat { get; set; }
+
+        public double TonemappingThreshold { get; set; }
+
+        public double TonemappingPeak { get; set; }
+
+        public double TonemappingParam { get; set; }
+
         public int H264Crf { get; set; }
+
         public int H265Crf { get; set; }
+
         public string EncoderPreset { get; set; }
+
+        public bool DeinterlaceDoubleRate { get; set; }
+
         public string DeinterlaceMethod { get; set; }
+
+        public bool EnableDecodingColorDepth10Hevc { get; set; }
+
+        public bool EnableDecodingColorDepth10Vp9 { get; set; }
+
         public bool EnableHardwareEncoding { get; set; }
+
         public bool EnableSubtitleExtraction { get; set; }
 
         public string[] HardwareDecodingCodecs { get; set; }
@@ -33,14 +70,29 @@ namespace MediaBrowser.Model.Configuration
         public EncodingOptions()
         {
             DownMixAudioBoost = 2;
+            MaxMuxingQueueSize = 2048;
             EnableThrottling = false;
             ThrottleDelaySeconds = 180;
             EncodingThreadCount = -1;
-            // This is a DRM device that is almost guaranteed to be there on every intel platform, plus it's the default one in ffmpeg if you don't specify anything
+            // This is a DRM device that is almost guaranteed to be there on every intel platform,
+            // plus it's the default one in ffmpeg if you don't specify anything
             VaapiDevice = "/dev/dri/renderD128";
+            // This is the OpenCL device that is used for tonemapping.
+            // The left side of the dot is the platform number, and the right side is the device number on the platform.
+            OpenclDevice = "0.0";
+            EnableTonemapping = false;
+            TonemappingAlgorithm = "reinhard";
+            TonemappingRange = "auto";
+            TonemappingDesat = 0;
+            TonemappingThreshold = 0.8;
+            TonemappingPeak = 0;
+            TonemappingParam = 0;
             H264Crf = 23;
             H265Crf = 28;
+            DeinterlaceDoubleRate = false;
             DeinterlaceMethod = "yadif";
+            EnableDecodingColorDepth10Hevc = true;
+            EnableDecodingColorDepth10Vp9 = true;
             EnableHardwareEncoding = true;
             EnableSubtitleExtraction = true;
             HardwareDecodingCodecs = new string[] { "h264", "vc1" };

MediaBrowser.Model/Configuration/LibraryOptions.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -9,16 +10,23 @@ namespace MediaBrowser.Model.Configuration
     public class LibraryOptions
     {
         public bool EnablePhotos { get; set; }
+
         public bool EnableRealtimeMonitor { get; set; }
+
         public bool EnableChapterImageExtraction { get; set; }
+
         public bool ExtractChapterImagesDuringLibraryScan { get; set; }
+
         public MediaPathInfo[] PathInfos { get; set; }
 
         public bool SaveLocalMetadata { get; set; }
+
         public bool EnableInternetProviders { get; set; }
-        public bool ImportMissingEpisodes { get; set; }
+
         public bool EnableAutomaticSeriesGrouping { get; set; }
+
         public bool EnableEmbeddedTitles { get; set; }
+
         public bool EnableEmbeddedEpisodeInfos { get; set; }
 
         public int AutomaticRefreshIntervalDays { get; set; }
@@ -36,17 +44,25 @@ namespace MediaBrowser.Model.Configuration
         public string MetadataCountryCode { get; set; }
 
         public string SeasonZeroDisplayName { get; set; }
+
         public string[] MetadataSavers { get; set; }
+
         public string[] DisabledLocalMetadataReaders { get; set; }
+
         public string[] LocalMetadataReaderOrder { get; set; }
 
         public string[] DisabledSubtitleFetchers { get; set; }
+
         public string[] SubtitleFetcherOrder { get; set; }
 
         public bool SkipSubtitlesIfEmbeddedSubtitlesPresent { get; set; }
+
         public bool SkipSubtitlesIfAudioTrackMatches { get; set; }
+
         public string[] SubtitleDownloadLanguages { get; set; }
+
         public bool RequirePerfectSubtitleMatch { get; set; }
+
         public bool SaveSubtitlesWithMedia { get; set; }
 
         public TypeOptions[] TypeOptions { get; set; }
@@ -87,17 +103,22 @@ namespace MediaBrowser.Model.Configuration
     public class MediaPathInfo
     {
         public string Path { get; set; }
+
         public string NetworkPath { get; set; }
     }
 
     public class TypeOptions
     {
         public string Type { get; set; }
+
         public string[] MetadataFetchers { get; set; }
+
         public string[] MetadataFetcherOrder { get; set; }
 
         public string[] ImageFetchers { get; set; }
+
         public string[] ImageFetcherOrder { get; set; }
+
         public ImageOption[] ImageOptions { get; set; }
 
         public ImageOption GetImageOptions(ImageType type)

MediaBrowser.Model/Configuration/MetadataOptions.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -12,12 +13,15 @@ namespace MediaBrowser.Model.Configuration
         public string ItemType { get; set; }
 
         public string[] DisabledMetadataSavers { get; set; }
+
         public string[] LocalMetadataReaderOrder { get; set; }
 
         public string[] DisabledMetadataFetchers { get; set; }
+
         public string[] MetadataFetcherOrder { get; set; }
 
         public string[] DisabledImageFetchers { get; set; }
+
         public string[] ImageFetcherOrder { get; set; }
 
         public MetadataOptions()

MediaBrowser.Model/Configuration/MetadataPlugin.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Configuration

MediaBrowser.Model/Configuration/MetadataPluginSummary.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;

MediaBrowser.Model/Configuration/MetadataPluginType.cs

@@ -3,7 +3,7 @@
 namespace MediaBrowser.Model.Configuration
 {
     /// <summary>
-    /// Enum MetadataPluginType
+    /// Enum MetadataPluginType.
     /// </summary>
     public enum MetadataPluginType
     {

MediaBrowser.Model/Configuration/ServerConfiguration.cs

@@ -1,7 +1,10 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
+using System.Collections.Generic;
 using MediaBrowser.Model.Dto;
+using MediaBrowser.Model.Updates;
 
 namespace MediaBrowser.Model.Configuration
 {
@@ -75,12 +78,13 @@ namespace MediaBrowser.Model.Configuration
         /// <value><c>true</c> if this instance is port authorized; otherwise, <c>false</c>.</value>
         public bool IsPortAuthorized { get; set; }
 
-        public bool AutoRunWebApp { get; set; }
+        /// <summary>
+        /// Gets or sets if quick connect is available for use on this server.
+        /// </summary>
+        public bool QuickConnectAvailable { get; set; }
 
         public bool EnableRemoteAccess { get; set; }
 
-        public bool CollectionsUpgraded { get; set; }
-
         /// <summary>
         /// Gets or sets a value indicating whether [enable case sensitive item ids].
         /// </summary>
@@ -110,19 +114,19 @@ namespace MediaBrowser.Model.Configuration
         public string MetadataCountryCode { get; set; }
 
         /// <summary>
-        /// Characters to be replaced with a ' ' in strings to create a sort name
+        /// Characters to be replaced with a ' ' in strings to create a sort name.
         /// </summary>
         /// <value>The sort replace characters.</value>
         public string[] SortReplaceCharacters { get; set; }
 
         /// <summary>
-        /// Characters to be removed from strings to create a sort name
+        /// Characters to be removed from strings to create a sort name.
         /// </summary>
         /// <value>The sort remove characters.</value>
         public string[] SortRemoveCharacters { get; set; }
 
         /// <summary>
-        /// Words to be removed from strings to create a sort name
+        /// Words to be removed from strings to create a sort name.
         /// </summary>
         /// <value>The sort remove words.</value>
         public string[] SortRemoveWords { get; set; }
@@ -160,12 +164,6 @@ namespace MediaBrowser.Model.Configuration
         /// <value><c>true</c> if [enable dashboard response caching]; otherwise, <c>false</c>.</value>
         public bool EnableDashboardResponseCaching { get; set; }
 
-        /// <summary>
-        /// Gets or sets a custom path to serve the dashboard from.
-        /// </summary>
-        /// <value>The dashboard source path, or null if the default path should be used.</value>
-        public string DashboardSourcePath { get; set; }
-
         /// <summary>
         /// Gets or sets the image saving convention.
         /// </summary>
@@ -228,6 +226,8 @@ namespace MediaBrowser.Model.Configuration
 
         public string[] CodecsUsed { get; set; }
 
+        public List<RepositoryInfo> PluginRepositories { get; set; }
+
         public bool IgnoreVirtualInterfaces { get; set; }
 
         public bool EnableExternalContentInSuggestions { get; set; }
@@ -240,15 +240,37 @@ namespace MediaBrowser.Model.Configuration
         public bool EnableNewOmdbSupport { get; set; }
 
         public string[] RemoteIPFilter { get; set; }
+
         public bool IsRemoteIPFilterBlacklist { get; set; }
 
         public int ImageExtractionTimeoutMs { get; set; }
 
         public PathSubstitution[] PathSubstitutions { get; set; }
+
         public bool EnableSimpleArtistDetection { get; set; }
 
         public string[] UninstalledPlugins { get; set; }
 
+        /// <summary>
+        /// Gets or sets a value indicating whether slow server responses should be logged as a warning.
+        /// </summary>
+        public bool EnableSlowResponseWarning { get; set; }
+
+        /// <summary>
+        /// Gets or sets the threshold for the slow response time warning in ms.
+        /// </summary>
+        public long SlowResponseThresholdMs { get; set; }
+
+        /// <summary>
+        /// Gets or sets the cors hosts.
+        /// </summary>
+        public string[] CorsHosts { get; set; }
+
+        /// <summary>
+        /// Gets or sets the known proxies.
+        /// </summary>
+        public string[] KnownProxies { get; set; }
+
         /// <summary>
         /// Initializes a new instance of the <see cref="ServerConfiguration" /> class.
         /// </summary>
@@ -262,6 +284,9 @@ namespace MediaBrowser.Model.Configuration
             PathSubstitutions = Array.Empty<PathSubstitution>();
             IgnoreVirtualInterfaces = false;
             EnableSimpleArtistDetection = false;
+            SkipDeserializationForBasicTypes = true;
+
+            PluginRepositories = new List<RepositoryInfo>();
 
             DisplaySpecialsWithinSeasons = true;
             EnableExternalContentInSuggestions = true;
@@ -275,9 +300,12 @@ namespace MediaBrowser.Model.Configuration
             EnableHttps = false;
             EnableDashboardResponseCaching = true;
             EnableCaseSensitiveItemIds = true;
+            EnableNormalizedItemByNameIds = true;
+            DisableLiveTvChannelUserDataName = true;
+            EnableNewOmdbSupport = true;
 
-            AutoRunWebApp = true;
             EnableRemoteAccess = true;
+            QuickConnectAvailable = false;
 
             EnableUPnP = false;
             MinResumePct = 5;
@@ -313,24 +341,24 @@ namespace MediaBrowser.Model.Configuration
                 new MetadataOptions
                 {
                     ItemType = "MusicVideo",
-                    DisabledMetadataFetchers = new [] { "The Open Movie Database" },
-                    DisabledImageFetchers = new [] { "The Open Movie Database" }
+                    DisabledMetadataFetchers = new[] { "The Open Movie Database" },
+                    DisabledImageFetchers = new[] { "The Open Movie Database" }
                 },
                 new MetadataOptions
                 {
                     ItemType = "Series",
-                    DisabledMetadataFetchers = new [] { "TheMovieDb" },
-                    DisabledImageFetchers = new [] { "TheMovieDb" }
+                    DisabledMetadataFetchers = new[] { "TheMovieDb" },
+                    DisabledImageFetchers = new[] { "TheMovieDb" }
                 },
                 new MetadataOptions
                 {
                     ItemType = "MusicAlbum",
-                    DisabledMetadataFetchers = new [] { "TheAudioDB" }
+                    DisabledMetadataFetchers = new[] { "TheAudioDB" }
                 },
                 new MetadataOptions
                 {
                     ItemType = "MusicArtist",
-                    DisabledMetadataFetchers = new [] { "TheAudioDB" }
+                    DisabledMetadataFetchers = new[] { "TheAudioDB" }
                 },
                 new MetadataOptions
                 {
@@ -339,21 +367,27 @@ namespace MediaBrowser.Model.Configuration
                 new MetadataOptions
                 {
                     ItemType = "Season",
-                    DisabledMetadataFetchers = new [] { "TheMovieDb" },
+                    DisabledMetadataFetchers = new[] { "TheMovieDb" },
                 },
                 new MetadataOptions
                 {
                     ItemType = "Episode",
-                    DisabledMetadataFetchers = new [] { "The Open Movie Database", "TheMovieDb" },
-                    DisabledImageFetchers = new [] { "The Open Movie Database", "TheMovieDb" }
+                    DisabledMetadataFetchers = new[] { "The Open Movie Database", "TheMovieDb" },
+                    DisabledImageFetchers = new[] { "The Open Movie Database", "TheMovieDb" }
                 }
             };
+
+            EnableSlowResponseWarning = true;
+            SlowResponseThresholdMs = 500;
+            CorsHosts = new[] { "*" };
+            KnownProxies = Array.Empty<string>();
         }
     }
 
     public class PathSubstitution
     {
         public string From { get; set; }
+
         public string To { get; set; }
     }
 }

MediaBrowser.Model/Configuration/SubtitlePlaybackMode.cs

@@ -1,13 +0,0 @@
-#pragma warning disable CS1591
-
-namespace MediaBrowser.Model.Configuration
-{
-    public enum SubtitlePlaybackMode
-    {
-        Default = 0,
-        Always = 1,
-        OnlyForced = 2,
-        None = 3,
-        Smart = 4
-    }
-}

MediaBrowser.Model/Configuration/SyncplayAccess.cs

@@ -1,23 +0,0 @@
-namespace MediaBrowser.Model.Configuration
-{
-    /// <summary>
-    /// Enum SyncPlayAccess.
-    /// </summary>
-    public enum SyncPlayAccess
-    {
-        /// <summary>
-        /// User can create groups and join them.
-        /// </summary>
-        CreateAndJoinGroups,
-
-        /// <summary>
-        /// User can only join already existing groups.
-        /// </summary>
-        JoinGroups,
-
-        /// <summary>
-        /// SyncPlay is disabled for the user.
-        /// </summary>
-        None
-    }
-}

MediaBrowser.Model/Configuration/UnratedItem.cs

@@ -1,17 +0,0 @@
-#pragma warning disable CS1591
-
-namespace MediaBrowser.Model.Configuration
-{
-    public enum UnratedItem
-    {
-        Movie,
-        Trailer,
-        Series,
-        Music,
-        Book,
-        LiveTvChannel,
-        LiveTvProgram,
-        ChannelContent,
-        Other
-    }
-}

MediaBrowser.Model/Configuration/UserConfiguration.cs

@@ -1,11 +1,13 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
+using Jellyfin.Data.Enums;
 
 namespace MediaBrowser.Model.Configuration
 {
     /// <summary>
-    /// Class UserConfiguration
+    /// Class UserConfiguration.
     /// </summary>
     public class UserConfiguration
     {
@@ -32,6 +34,7 @@ namespace MediaBrowser.Model.Configuration
         public string[] GroupedFolders { get; set; }
 
         public SubtitlePlaybackMode SubtitleMode { get; set; }
+
         public bool DisplayCollectionsView { get; set; }
 
         public bool EnableLocalPassword { get; set; }
@@ -39,12 +42,15 @@ namespace MediaBrowser.Model.Configuration
         public string[] OrderedViews { get; set; }
 
         public string[] LatestItemsExcludes { get; set; }
+
         public string[] MyMediaExcludes { get; set; }
 
         public bool HidePlayedInLatest { get; set; }
 
         public bool RememberAudioSelections { get; set; }
+
         public bool RememberSubtitleSelections { get; set; }
+
         public bool EnableNextEpisodeAutoPlay { get; set; }
 
         /// <summary>

MediaBrowser.Model/Configuration/XbmcMetadataOptions.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Configuration
@@ -9,6 +10,7 @@ namespace MediaBrowser.Model.Configuration
         public string ReleaseDateFormat { get; set; }
 
         public bool SaveImagePathsInNfo { get; set; }
+
         public bool EnablePathSubstitution { get; set; }
 
         public bool EnableExtraThumbsDuplication { get; set; }

MediaBrowser.Model/Cryptography/ICryptoProvider.cs

@@ -10,7 +10,7 @@ namespace MediaBrowser.Model.Cryptography
 
         IEnumerable<string> GetSupportedHashMethods();
 
-        byte[] ComputeHash(string HashMethod, byte[] bytes, byte[] salt);
+        byte[] ComputeHash(string hashMethod, byte[] bytes, byte[] salt);
 
         byte[] ComputeHashWithDefaultMethod(byte[] bytes, byte[] salt);
 

MediaBrowser.Model/Devices/ContentUploadHistory.cs

@@ -1,15 +0,0 @@
-#pragma warning disable CS1591
-
-namespace MediaBrowser.Model.Devices
-{
-    public class ContentUploadHistory
-    {
-        public string DeviceId { get; set; }
-        public LocalFileInfo[] FilesUploaded { get; set; }
-
-        public ContentUploadHistory()
-        {
-            FilesUploaded = new LocalFileInfo[] { };
-        }
-    }
-}

MediaBrowser.Model/Devices/DeviceInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;

MediaBrowser.Model/Devices/DeviceOptions.cs

@@ -4,6 +4,6 @@ namespace MediaBrowser.Model.Devices
 {
     public class DeviceOptions
     {
-        public string CustomName { get; set; }
+        public string? CustomName { get; set; }
     }
 }

MediaBrowser.Model/Devices/LocalFileInfo.cs

@@ -1,12 +0,0 @@
-#pragma warning disable CS1591
-
-namespace MediaBrowser.Model.Devices
-{
-    public class LocalFileInfo
-    {
-        public string Name { get; set; }
-        public string Id { get; set; }
-        public string Album { get; set; }
-        public string MimeType { get; set; }
-    }
-}

MediaBrowser.Model/Dlna/AudioOptions.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -19,12 +20,17 @@ namespace MediaBrowser.Model.Dlna
         }
 
         public bool EnableDirectPlay { get; set; }
+
         public bool EnableDirectStream { get; set; }
+
         public bool ForceDirectPlay { get; set; }
+
         public bool ForceDirectStream { get; set; }
 
         public Guid ItemId { get; set; }
+
         public MediaSourceInfo[] MediaSources { get; set; }
+
         public DeviceProfile Profile { get; set; }
 
         /// <summary>
@@ -41,7 +47,7 @@ namespace MediaBrowser.Model.Dlna
         public int? MaxAudioChannels { get; set; }
 
         /// <summary>
-        /// The application's configured quality setting
+        /// The application's configured quality setting.
         /// </summary>
         public long? MaxBitrate { get; set; }
 
@@ -79,6 +85,7 @@ namespace MediaBrowser.Model.Dlna
                 {
                     return Profile.MaxStaticMusicBitrate;
                 }
+
                 return Profile.MaxStaticBitrate;
             }
 

MediaBrowser.Model/Dlna/CodecProfile.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;

MediaBrowser.Model/Dlna/ConditionProcessor.cs

@@ -15,7 +15,7 @@ namespace MediaBrowser.Model.Dlna
             int? height,
             int? videoBitDepth,
             int? videoBitrate,
-            string videoProfile,
+            string? videoProfile,
             double? videoLevel,
             float? videoFramerate,
             int? packetLength,
@@ -25,7 +25,7 @@ namespace MediaBrowser.Model.Dlna
             int? refFrames,
             int? numVideoStreams,
             int? numAudioStreams,
-            string videoCodecTag,
+            string? videoCodecTag,
             bool? isAvc)
         {
             switch (condition.Property)
@@ -103,7 +103,7 @@ namespace MediaBrowser.Model.Dlna
             int? audioBitrate,
             int? audioSampleRate,
             int? audioBitDepth,
-            string audioProfile,
+            string? audioProfile,
             bool? isSecondaryTrack)
         {
             switch (condition.Property)
@@ -154,7 +154,7 @@ namespace MediaBrowser.Model.Dlna
             return false;
         }
 
-        private static bool IsConditionSatisfied(ProfileCondition condition, string currentValue)
+        private static bool IsConditionSatisfied(ProfileCondition condition, string? currentValue)
         {
             if (string.IsNullOrEmpty(currentValue))
             {
@@ -201,34 +201,6 @@ namespace MediaBrowser.Model.Dlna
             return false;
         }
 
-        private static bool IsConditionSatisfied(ProfileCondition condition, float currentValue)
-        {
-            if (currentValue <= 0)
-            {
-                // If the value is unknown, it satisfies if not marked as required
-                return !condition.IsRequired;
-            }
-
-            if (float.TryParse(condition.Value, NumberStyles.Any, CultureInfo.InvariantCulture, out var expected))
-            {
-                switch (condition.Condition)
-                {
-                    case ProfileConditionType.Equals:
-                        return currentValue.Equals(expected);
-                    case ProfileConditionType.GreaterThanEqual:
-                        return currentValue >= expected;
-                    case ProfileConditionType.LessThanEqual:
-                        return currentValue <= expected;
-                    case ProfileConditionType.NotEquals:
-                        return !currentValue.Equals(expected);
-                    default:
-                        throw new InvalidOperationException("Unexpected ProfileConditionType: " + condition.Condition);
-                }
-            }
-
-            return false;
-        }
-
         private static bool IsConditionSatisfied(ProfileCondition condition, double? currentValue)
         {
             if (!currentValue.HasValue)

MediaBrowser.Model/Dlna/ContainerProfile.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -10,6 +11,7 @@ namespace MediaBrowser.Model.Dlna
     {
         [XmlAttribute("type")]
         public DlnaProfileType Type { get; set; }
+
         public ProfileCondition[] Conditions { get; set; }
 
         [XmlAttribute("container")]

MediaBrowser.Model/Dlna/ContentFeatureBuilder.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -32,9 +33,13 @@ namespace MediaBrowser.Model.Dlna
                             DlnaFlags.InteractiveTransferMode |
                             DlnaFlags.DlnaV15;
 
-            string dlnaflags = string.Format(";DLNA.ORG_FLAGS={0}", DlnaMaps.FlagsToString(flagValue));
+            string dlnaflags = string.Format(
+                CultureInfo.InvariantCulture,
+                ";DLNA.ORG_FLAGS={0}",
+                DlnaMaps.FlagsToString(flagValue));
 
-            ResponseProfile mediaProfile = _profile.GetImageMediaProfile(container,
+            ResponseProfile mediaProfile = _profile.GetImageMediaProfile(
+                container,
                 width,
                 height);
 
@@ -75,11 +80,11 @@ namespace MediaBrowser.Model.Dlna
                             DlnaFlags.InteractiveTransferMode |
                             DlnaFlags.DlnaV15;
 
-            //if (isDirectStream)
+            // if (isDirectStream)
             //{
             //    flagValue = flagValue | DlnaFlags.ByteBasedSeek;
             //}
-            //else if (runtimeTicks.HasValue)
+            // else if (runtimeTicks.HasValue)
             //{
             //    flagValue = flagValue | DlnaFlags.TimeBasedSeek;
             //}
@@ -144,19 +149,20 @@ namespace MediaBrowser.Model.Dlna
                             DlnaFlags.InteractiveTransferMode |
                             DlnaFlags.DlnaV15;
 
-            //if (isDirectStream)
+            // if (isDirectStream)
             //{
             //    flagValue = flagValue | DlnaFlags.ByteBasedSeek;
             //}
-            //else if (runtimeTicks.HasValue)
+            // else if (runtimeTicks.HasValue)
             //{
             //    flagValue = flagValue | DlnaFlags.TimeBasedSeek;
             //}
 
-            string dlnaflags = string.Format(";DLNA.ORG_FLAGS={0}",
+            string dlnaflags = string.Format(CultureInfo.InvariantCulture, ";DLNA.ORG_FLAGS={0}",
              DlnaMaps.FlagsToString(flagValue));
 
-            ResponseProfile mediaProfile = _profile.GetVideoMediaProfile(container,
+            ResponseProfile mediaProfile = _profile.GetVideoMediaProfile(
+                container,
                 audioCodec,
                 videoCodec,
                 width,
@@ -217,7 +223,8 @@ namespace MediaBrowser.Model.Dlna
         private static string GetImageOrgPnValue(string container, int? width, int? height)
         {
             MediaFormatProfile? format = new MediaFormatProfileResolver()
-                .ResolveImageFormat(container,
+                .ResolveImageFormat(
+                container,
                 width,
                 height);
 
@@ -227,7 +234,8 @@ namespace MediaBrowser.Model.Dlna
         private static string GetAudioOrgPnValue(string container, int? audioBitrate, int? audioSampleRate, int? audioChannels)
         {
             MediaFormatProfile? format = new MediaFormatProfileResolver()
-                .ResolveAudioFormat(container,
+                .ResolveAudioFormat(
+                container,
                 audioBitrate,
                 audioSampleRate,
                 audioChannels);

MediaBrowser.Model/Dlna/DeviceIdentification.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -36,12 +37,6 @@ namespace MediaBrowser.Model.Dlna
         /// <value>The model description.</value>
         public string ModelDescription { get; set; }
 
-        /// <summary>
-        /// Gets or sets the device description.
-        /// </summary>
-        /// <value>The device description.</value>
-        public string DeviceDescription { get; set; }
-
         /// <summary>
         /// Gets or sets the model URL.
         /// </summary>

MediaBrowser.Model/Dlna/DeviceProfile.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -26,16 +27,25 @@ namespace MediaBrowser.Model.Dlna
         public DeviceIdentification Identification { get; set; }
 
         public string FriendlyName { get; set; }
+
         public string Manufacturer { get; set; }
+
         public string ManufacturerUrl { get; set; }
+
         public string ModelName { get; set; }
+
         public string ModelDescription { get; set; }
+
         public string ModelNumber { get; set; }
+
         public string ModelUrl { get; set; }
+
         public string SerialNumber { get; set; }
 
         public bool EnableAlbumArtInDidl { get; set; }
+
         public bool EnableSingleAlbumArtLimit { get; set; }
+
         public bool EnableSingleSubtitleLimit { get; set; }
 
         public string SupportedMediaTypes { get; set; }
@@ -45,15 +55,19 @@ namespace MediaBrowser.Model.Dlna
         public string AlbumArtPn { get; set; }
 
         public int MaxAlbumArtWidth { get; set; }
+
         public int MaxAlbumArtHeight { get; set; }
 
         public int? MaxIconWidth { get; set; }
+
         public int? MaxIconHeight { get; set; }
 
         public long? MaxStreamingBitrate { get; set; }
+
         public long? MaxStaticBitrate { get; set; }
 
         public int? MusicStreamingTranscodingBitrate { get; set; }
+
         public int? MaxStaticMusicBitrate { get; set; }
 
         /// <summary>
@@ -64,10 +78,13 @@ namespace MediaBrowser.Model.Dlna
         public string ProtocolInfo { get; set; }
 
         public int TimelineOffsetSeconds { get; set; }
+
         public bool RequiresPlainVideoItems { get; set; }
+
         public bool RequiresPlainFolders { get; set; }
 
         public bool EnableMSMediaReceiverRegistrar { get; set; }
+
         public bool IgnoreTranscodeByteRangeRequests { get; set; }
 
         public XmlAttribute[] XmlRootAttributes { get; set; }
@@ -87,6 +104,7 @@ namespace MediaBrowser.Model.Dlna
         public ContainerProfile[] ContainerProfiles { get; set; }
 
         public CodecProfile[] CodecProfiles { get; set; }
+
         public ResponseProfile[] ResponseProfiles { get; set; }
 
         public SubtitleProfile[] SubtitleProfiles { get; set; }
@@ -168,6 +186,7 @@ namespace MediaBrowser.Model.Dlna
 
                 return i;
             }
+
             return null;
         }
 
@@ -208,6 +227,7 @@ namespace MediaBrowser.Model.Dlna
 
                 return i;
             }
+
             return null;
         }
 
@@ -253,10 +273,12 @@ namespace MediaBrowser.Model.Dlna
 
                 return i;
             }
+
             return null;
         }
 
-        public ResponseProfile GetVideoMediaProfile(string container,
+        public ResponseProfile GetVideoMediaProfile(
+            string container,
             string audioCodec,
             string videoCodec,
             int? width,
@@ -317,6 +339,7 @@ namespace MediaBrowser.Model.Dlna
 
                 return i;
             }
+
             return null;
         }
     }

MediaBrowser.Model/Dlna/DeviceProfileInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Dlna

MediaBrowser.Model/Dlna/DirectPlayProfile.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System.Xml.Serialization;

MediaBrowser.Model/Dlna/DlnaMaps.cs

@@ -1,18 +1,20 @@
 #pragma warning disable CS1591
 
+using System.Globalization;
+
 namespace MediaBrowser.Model.Dlna
 {
     public static class DlnaMaps
     {
         private static readonly string DefaultStreaming =
-             FlagsToString(DlnaFlags.StreamingTransferMode |
+            FlagsToString(DlnaFlags.StreamingTransferMode |
                            DlnaFlags.BackgroundTransferMode |
                            DlnaFlags.ConnectionStall |
                            DlnaFlags.ByteBasedSeek |
                            DlnaFlags.DlnaV15);
 
         private static readonly string DefaultInteractive =
-          FlagsToString(DlnaFlags.InteractiveTransferMode |
+            FlagsToString(DlnaFlags.InteractiveTransferMode |
                         DlnaFlags.BackgroundTransferMode |
                         DlnaFlags.ConnectionStall |
                         DlnaFlags.ByteBasedSeek |
@@ -20,7 +22,7 @@ namespace MediaBrowser.Model.Dlna
 
         public static string FlagsToString(DlnaFlags flags)
         {
-            return string.Format("{0:X8}{1:D24}", (ulong)flags, 0);
+            return string.Format(CultureInfo.InvariantCulture, "{0:X8}{1:D24}", (ulong)flags, 0);
         }
 
         public static string GetOrgOpValue(bool hasKnownRuntime, bool isDirectStream, TranscodeSeekInfo profileTranscodeSeekInfo)

MediaBrowser.Model/Dlna/HttpHeaderInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System.Xml.Serialization;

MediaBrowser.Model/Dlna/IDeviceDiscovery.cs

@@ -1,7 +1,7 @@
 #pragma warning disable CS1591
 
 using System;
-using MediaBrowser.Model.Events;
+using Jellyfin.Data.Events;
 
 namespace MediaBrowser.Model.Dlna
 {

MediaBrowser.Model/Dlna/ITranscoderSupport.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Dlna
@@ -5,7 +6,9 @@ namespace MediaBrowser.Model.Dlna
     public interface ITranscoderSupport
     {
         bool CanEncodeToAudioCodec(string codec);
+
         bool CanEncodeToSubtitleCodec(string codec);
+
         bool CanExtractSubtitles(string codec);
     }
 
@@ -15,10 +18,12 @@ namespace MediaBrowser.Model.Dlna
         {
             return true;
         }
+
         public bool CanEncodeToSubtitleCodec(string codec)
         {
             return true;
         }
+
         public bool CanExtractSubtitles(string codec)
         {
             return true;

MediaBrowser.Model/Dlna/MediaFormatProfileResolver.cs

@@ -1,7 +1,9 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.Linq;
 using MediaBrowser.Model.MediaInfo;
 
@@ -21,28 +23,35 @@ namespace MediaBrowser.Model.Dlna
             if (string.Equals(container, "asf", StringComparison.OrdinalIgnoreCase))
             {
                 MediaFormatProfile? val = ResolveVideoASFFormat(videoCodec, audioCodec, width, height);
-                return val.HasValue ? new MediaFormatProfile[] { val.Value } : new MediaFormatProfile[] { };
+                return val.HasValue ? new MediaFormatProfile[] { val.Value } : Array.Empty<MediaFormatProfile>();
             }
 
             if (string.Equals(container, "mp4", StringComparison.OrdinalIgnoreCase))
             {
                 MediaFormatProfile? val = ResolveVideoMP4Format(videoCodec, audioCodec, width, height);
-                return val.HasValue ? new MediaFormatProfile[] { val.Value } : new MediaFormatProfile[] { };
+                return val.HasValue ? new MediaFormatProfile[] { val.Value } : Array.Empty<MediaFormatProfile>();
             }
 
             if (string.Equals(container, "avi", StringComparison.OrdinalIgnoreCase))
+            {
                 return new MediaFormatProfile[] { MediaFormatProfile.AVI };
+            }
 
             if (string.Equals(container, "mkv", StringComparison.OrdinalIgnoreCase))
+            {
                 return new MediaFormatProfile[] { MediaFormatProfile.MATROSKA };
+            }
 
             if (string.Equals(container, "mpeg2ps", StringComparison.OrdinalIgnoreCase) ||
                 string.Equals(container, "ts", StringComparison.OrdinalIgnoreCase))
-
+            {
                 return new MediaFormatProfile[] { MediaFormatProfile.MPEG_PS_NTSC, MediaFormatProfile.MPEG_PS_PAL };
+            }
 
             if (string.Equals(container, "mpeg1video", StringComparison.OrdinalIgnoreCase))
+            {
                 return new MediaFormatProfile[] { MediaFormatProfile.MPEG1 };
+            }
 
             if (string.Equals(container, "mpeg2ts", StringComparison.OrdinalIgnoreCase) ||
                 string.Equals(container, "mpegts", StringComparison.OrdinalIgnoreCase) ||
@@ -53,26 +62,32 @@ namespace MediaBrowser.Model.Dlna
             }
 
             if (string.Equals(container, "flv", StringComparison.OrdinalIgnoreCase))
+            {
                 return new MediaFormatProfile[] { MediaFormatProfile.FLV };
+            }
 
             if (string.Equals(container, "wtv", StringComparison.OrdinalIgnoreCase))
+            {
                 return new MediaFormatProfile[] { MediaFormatProfile.WTV };
+            }
 
             if (string.Equals(container, "3gp", StringComparison.OrdinalIgnoreCase))
             {
                 MediaFormatProfile? val = ResolveVideo3GPFormat(videoCodec, audioCodec);
-                return val.HasValue ? new MediaFormatProfile[] { val.Value } : new MediaFormatProfile[] { };
+                return val.HasValue ? new MediaFormatProfile[] { val.Value } : Array.Empty<MediaFormatProfile>();
             }
 
             if (string.Equals(container, "ogv", StringComparison.OrdinalIgnoreCase) || string.Equals(container, "ogg", StringComparison.OrdinalIgnoreCase))
+            {
                 return new MediaFormatProfile[] { MediaFormatProfile.OGV };
+            }
 
-            return new MediaFormatProfile[] { };
+            return Array.Empty<MediaFormatProfile>();
         }
 
         private MediaFormatProfile[] ResolveVideoMPEG2TSFormat(string videoCodec, string audioCodec, int? width, int? height, TransportStreamTimestamp timestampType)
         {
-            string suffix = "";
+            string suffix = string.Empty;
 
             switch (timestampType)
             {
@@ -92,22 +107,27 @@ namespace MediaBrowser.Model.Dlna
 
             if (string.Equals(videoCodec, "mpeg2video", StringComparison.OrdinalIgnoreCase))
             {
-                var list = new List<MediaFormatProfile>();
-
-                list.Add(ValueOf("MPEG_TS_SD_NA" + suffix));
-                list.Add(ValueOf("MPEG_TS_SD_EU" + suffix));
-                list.Add(ValueOf("MPEG_TS_SD_KO" + suffix));
+                var list = new List<MediaFormatProfile>
+                {
+                    ValueOf("MPEG_TS_SD_NA" + suffix),
+                    ValueOf("MPEG_TS_SD_EU" + suffix),
+                    ValueOf("MPEG_TS_SD_KO" + suffix)
+                };
 
                 if ((timestampType == TransportStreamTimestamp.Valid) && string.Equals(audioCodec, "aac", StringComparison.OrdinalIgnoreCase))
                 {
                     list.Add(MediaFormatProfile.MPEG_TS_JP_T);
                 }
+
                 return list.ToArray();
             }
+
             if (string.Equals(videoCodec, "h264", StringComparison.OrdinalIgnoreCase))
             {
                 if (string.Equals(audioCodec, "lpcm", StringComparison.OrdinalIgnoreCase))
+                {
                     return new MediaFormatProfile[] { MediaFormatProfile.AVC_TS_HD_50_LPCM_T };
+                }
 
                 if (string.Equals(audioCodec, "dts", StringComparison.OrdinalIgnoreCase))
                 {
@@ -115,6 +135,7 @@ namespace MediaBrowser.Model.Dlna
                     {
                         return new MediaFormatProfile[] { MediaFormatProfile.AVC_TS_HD_DTS_ISO };
                     }
+
                     return new MediaFormatProfile[] { MediaFormatProfile.AVC_TS_HD_DTS_T };
                 }
 
@@ -122,21 +143,27 @@ namespace MediaBrowser.Model.Dlna
                 {
                     if (timestampType == TransportStreamTimestamp.None)
                     {
-                        return new MediaFormatProfile[] { ValueOf(string.Format("AVC_TS_HP_{0}D_MPEG1_L2_ISO", resolution)) };
+                        return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "AVC_TS_HP_{0}D_MPEG1_L2_ISO", resolution)) };
                     }
 
-                    return new MediaFormatProfile[] { ValueOf(string.Format("AVC_TS_HP_{0}D_MPEG1_L2_T", resolution)) };
+                    return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "AVC_TS_HP_{0}D_MPEG1_L2_T", resolution)) };
                 }
 
                 if (string.Equals(audioCodec, "aac", StringComparison.OrdinalIgnoreCase))
-                    return new MediaFormatProfile[] { ValueOf(string.Format("AVC_TS_MP_{0}D_AAC_MULT5{1}", resolution, suffix)) };
+                {
+                    return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "AVC_TS_MP_{0}D_AAC_MULT5{1}", resolution, suffix)) };
+                }
 
                 if (string.Equals(audioCodec, "mp3", StringComparison.OrdinalIgnoreCase))
-                    return new MediaFormatProfile[] { ValueOf(string.Format("AVC_TS_MP_{0}D_MPEG1_L3{1}", resolution, suffix)) };
+                {
+                    return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "AVC_TS_MP_{0}D_MPEG1_L3{1}", resolution, suffix)) };
+                }
 
                 if (string.IsNullOrEmpty(audioCodec) ||
                     string.Equals(audioCodec, "ac3", StringComparison.OrdinalIgnoreCase))
-                    return new MediaFormatProfile[] { ValueOf(string.Format("AVC_TS_MP_{0}D_AC3{1}", resolution, suffix)) };
+                {
+                    return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "AVC_TS_MP_{0}D_AC3{1}", resolution, suffix)) };
+                }
             }
             else if (string.Equals(videoCodec, "vc1", StringComparison.OrdinalIgnoreCase))
             {
@@ -146,29 +173,41 @@ namespace MediaBrowser.Model.Dlna
                     {
                         return new MediaFormatProfile[] { MediaFormatProfile.VC1_TS_AP_L2_AC3_ISO };
                     }
+
                     return new MediaFormatProfile[] { MediaFormatProfile.VC1_TS_AP_L1_AC3_ISO };
                 }
+
                 if (string.Equals(audioCodec, "dts", StringComparison.OrdinalIgnoreCase))
                 {
                     suffix = string.Equals(suffix, "_ISO", StringComparison.OrdinalIgnoreCase) ? suffix : "_T";
 
-                    return new MediaFormatProfile[] { ValueOf(string.Format("VC1_TS_HD_DTS{0}", suffix)) };
+                    return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "VC1_TS_HD_DTS{0}", suffix)) };
                 }
-
             }
             else if (string.Equals(videoCodec, "mpeg4", StringComparison.OrdinalIgnoreCase) || string.Equals(videoCodec, "msmpeg4", StringComparison.OrdinalIgnoreCase))
             {
                 if (string.Equals(audioCodec, "aac", StringComparison.OrdinalIgnoreCase))
-                    return new MediaFormatProfile[] { ValueOf(string.Format("MPEG4_P2_TS_ASP_AAC{0}", suffix)) };
+                {
+                    return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "MPEG4_P2_TS_ASP_AAC{0}", suffix)) };
+                }
+
                 if (string.Equals(audioCodec, "mp3", StringComparison.OrdinalIgnoreCase))
-                    return new MediaFormatProfile[] { ValueOf(string.Format("MPEG4_P2_TS_ASP_MPEG1_L3{0}", suffix)) };
+                {
+                    return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "MPEG4_P2_TS_ASP_MPEG1_L3{0}", suffix)) };
+                }
+
                 if (string.Equals(audioCodec, "mp2", StringComparison.OrdinalIgnoreCase))
-                    return new MediaFormatProfile[] { ValueOf(string.Format("MPEG4_P2_TS_ASP_MPEG2_L2{0}", suffix)) };
+                {
+                    return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "MPEG4_P2_TS_ASP_MPEG2_L2{0}", suffix)) };
+                }
+
                 if (string.Equals(audioCodec, "ac3", StringComparison.OrdinalIgnoreCase))
-                    return new MediaFormatProfile[] { ValueOf(string.Format("MPEG4_P2_TS_ASP_AC3{0}", suffix)) };
+                {
+                    return new MediaFormatProfile[] { ValueOf(string.Format(CultureInfo.InvariantCulture, "MPEG4_P2_TS_ASP_AC3{0}", suffix)) };
+                }
             }
 
-            return new MediaFormatProfile[] { };
+            return Array.Empty<MediaFormatProfile>();
         }
 
         private MediaFormatProfile ValueOf(string value)
@@ -181,27 +220,36 @@ namespace MediaBrowser.Model.Dlna
             if (string.Equals(videoCodec, "h264", StringComparison.OrdinalIgnoreCase))
             {
                 if (string.Equals(audioCodec, "lpcm", StringComparison.OrdinalIgnoreCase))
+                {
                     return MediaFormatProfile.AVC_MP4_LPCM;
+                }
+
                 if (string.IsNullOrEmpty(audioCodec) ||
                     string.Equals(audioCodec, "ac3", StringComparison.OrdinalIgnoreCase))
                 {
                     return MediaFormatProfile.AVC_MP4_MP_SD_AC3;
                 }
+
                 if (string.Equals(audioCodec, "mp3", StringComparison.OrdinalIgnoreCase))
                 {
                     return MediaFormatProfile.AVC_MP4_MP_SD_MPEG1_L3;
                 }
+
                 if (width.HasValue && height.HasValue)
                 {
                     if ((width.Value <= 720) && (height.Value <= 576))
                     {
                         if (string.Equals(audioCodec, "aac", StringComparison.OrdinalIgnoreCase))
+                        {
                             return MediaFormatProfile.AVC_MP4_MP_SD_AAC_MULT5;
+                        }
                     }
                     else if ((width.Value <= 1280) && (height.Value <= 720))
                     {
                         if (string.Equals(audioCodec, "aac", StringComparison.OrdinalIgnoreCase))
+                        {
                             return MediaFormatProfile.AVC_MP4_MP_HD_720p_AAC;
+                        }
                     }
                     else if ((width.Value <= 1920) && (height.Value <= 1080))
                     {
@@ -218,7 +266,10 @@ namespace MediaBrowser.Model.Dlna
                 if (width.HasValue && height.HasValue && width.Value <= 720 && height.Value <= 576)
                 {
                     if (string.IsNullOrEmpty(audioCodec) || string.Equals(audioCodec, "aac", StringComparison.OrdinalIgnoreCase))
+                    {
                         return MediaFormatProfile.MPEG4_P2_MP4_ASP_AAC;
+                    }
+
                     if (string.Equals(audioCodec, "ac3", StringComparison.OrdinalIgnoreCase) || string.Equals(audioCodec, "mp3", StringComparison.OrdinalIgnoreCase))
                     {
                         return MediaFormatProfile.MPEG4_P2_MP4_NDSD;
@@ -242,15 +293,22 @@ namespace MediaBrowser.Model.Dlna
             if (string.Equals(videoCodec, "h264", StringComparison.OrdinalIgnoreCase))
             {
                 if (string.IsNullOrEmpty(audioCodec) || string.Equals(audioCodec, "aac", StringComparison.OrdinalIgnoreCase))
+                {
                     return MediaFormatProfile.AVC_3GPP_BL_QCIF15_AAC;
+                }
             }
             else if (string.Equals(videoCodec, "mpeg4", StringComparison.OrdinalIgnoreCase) ||
                 string.Equals(videoCodec, "msmpeg4", StringComparison.OrdinalIgnoreCase))
             {
                 if (string.IsNullOrEmpty(audioCodec) || string.Equals(audioCodec, "wma", StringComparison.OrdinalIgnoreCase))
+                {
                     return MediaFormatProfile.MPEG4_P2_3GPP_SP_L0B_AAC;
+                }
+
                 if (string.Equals(audioCodec, "amrnb", StringComparison.OrdinalIgnoreCase))
+                {
                     return MediaFormatProfile.MPEG4_P2_3GPP_SP_L0B_AMR;
+                }
             }
             else if (string.Equals(videoCodec, "h263", StringComparison.OrdinalIgnoreCase) && string.Equals(audioCodec, "amrnb", StringComparison.OrdinalIgnoreCase))
             {
@@ -274,6 +332,7 @@ namespace MediaBrowser.Model.Dlna
                         {
                             return MediaFormatProfile.WMVMED_FULL;
                         }
+
                         return MediaFormatProfile.WMVMED_PRO;
                     }
                 }
@@ -282,6 +341,7 @@ namespace MediaBrowser.Model.Dlna
                 {
                     return MediaFormatProfile.WMVHIGH_FULL;
                 }
+
                 return MediaFormatProfile.WMVHIGH_PRO;
             }
 
@@ -290,11 +350,19 @@ namespace MediaBrowser.Model.Dlna
                 if (width.HasValue && height.HasValue)
                 {
                     if ((width.Value <= 720) && (height.Value <= 576))
+                    {
                         return MediaFormatProfile.VC1_ASF_AP_L1_WMA;
+                    }
+
                     if ((width.Value <= 1280) && (height.Value <= 720))
+                    {
                         return MediaFormatProfile.VC1_ASF_AP_L2_WMA;
+                    }
+
                     if ((width.Value <= 1920) && (height.Value <= 1080))
+                    {
                         return MediaFormatProfile.VC1_ASF_AP_L3_WMA;
+                    }
                 }
             }
             else if (string.Equals(videoCodec, "mpeg2video", StringComparison.OrdinalIgnoreCase))
@@ -308,27 +376,41 @@ namespace MediaBrowser.Model.Dlna
         public MediaFormatProfile? ResolveAudioFormat(string container, int? bitrate, int? frequency, int? channels)
         {
             if (string.Equals(container, "asf", StringComparison.OrdinalIgnoreCase))
+            {
                 return ResolveAudioASFFormat(bitrate);
+            }
 
             if (string.Equals(container, "mp3", StringComparison.OrdinalIgnoreCase))
+            {
                 return MediaFormatProfile.MP3;
+            }
 
             if (string.Equals(container, "lpcm", StringComparison.OrdinalIgnoreCase))
+            {
                 return ResolveAudioLPCMFormat(frequency, channels);
+            }
 
             if (string.Equals(container, "mp4", StringComparison.OrdinalIgnoreCase) ||
                 string.Equals(container, "aac", StringComparison.OrdinalIgnoreCase))
+            {
                 return ResolveAudioMP4Format(bitrate);
+            }
 
             if (string.Equals(container, "adts", StringComparison.OrdinalIgnoreCase))
+            {
                 return ResolveAudioADTSFormat(bitrate);
+            }
 
             if (string.Equals(container, "flac", StringComparison.OrdinalIgnoreCase))
+            {
                 return MediaFormatProfile.FLAC;
+            }
 
             if (string.Equals(container, "oga", StringComparison.OrdinalIgnoreCase) ||
                 string.Equals(container, "ogg", StringComparison.OrdinalIgnoreCase))
+            {
                 return MediaFormatProfile.OGG;
+            }
 
             return null;
         }
@@ -339,6 +421,7 @@ namespace MediaBrowser.Model.Dlna
             {
                 return MediaFormatProfile.WMA_BASE;
             }
+
             return MediaFormatProfile.WMA_FULL;
         }
 
@@ -350,14 +433,17 @@ namespace MediaBrowser.Model.Dlna
                 {
                     return MediaFormatProfile.LPCM16_44_MONO;
                 }
+
                 if (frequency.Value == 44100 && channels.Value == 2)
                 {
                     return MediaFormatProfile.LPCM16_44_STEREO;
                 }
+
                 if (frequency.Value == 48000 && channels.Value == 1)
                 {
                     return MediaFormatProfile.LPCM16_48_MONO;
                 }
+
                 if (frequency.Value == 48000 && channels.Value == 2)
                 {
                     return MediaFormatProfile.LPCM16_48_STEREO;
@@ -375,6 +461,7 @@ namespace MediaBrowser.Model.Dlna
             {
                 return MediaFormatProfile.AAC_ISO_320;
             }
+
             return MediaFormatProfile.AAC_ISO;
         }
 
@@ -384,6 +471,7 @@ namespace MediaBrowser.Model.Dlna
             {
                 return MediaFormatProfile.AAC_ADTS_320;
             }
+
             return MediaFormatProfile.AAC_ADTS;
         }
 
@@ -394,13 +482,19 @@ namespace MediaBrowser.Model.Dlna
                 return ResolveImageJPGFormat(width, height);
 
             if (string.Equals(container, "png", StringComparison.OrdinalIgnoreCase))
+            {
                 return ResolveImagePNGFormat(width, height);
+            }
 
             if (string.Equals(container, "gif", StringComparison.OrdinalIgnoreCase))
+            {
                 return MediaFormatProfile.GIF_LRG;
+            }
 
             if (string.Equals(container, "raw", StringComparison.OrdinalIgnoreCase))
+            {
                 return MediaFormatProfile.RAW;
+            }
 
             return null;
         }
@@ -410,10 +504,14 @@ namespace MediaBrowser.Model.Dlna
             if (width.HasValue && height.HasValue)
             {
                 if ((width.Value <= 160) && (height.Value <= 160))
+                {
                     return MediaFormatProfile.JPEG_TN;
+                }
 
                 if ((width.Value <= 640) && (height.Value <= 480))
+                {
                     return MediaFormatProfile.JPEG_SM;
+                }
 
                 if ((width.Value <= 1024) && (height.Value <= 768))
                 {
@@ -431,7 +529,9 @@ namespace MediaBrowser.Model.Dlna
             if (width.HasValue && height.HasValue)
             {
                 if ((width.Value <= 160) && (height.Value <= 160))
+                {
                     return MediaFormatProfile.PNG_TN;
+                }
             }
 
             return MediaFormatProfile.PNG_LRG;

MediaBrowser.Model/Dlna/ProfileCondition.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System.Xml.Serialization;
@@ -6,6 +7,24 @@ namespace MediaBrowser.Model.Dlna
 {
     public class ProfileCondition
     {
+        public ProfileCondition()
+        {
+            IsRequired = true;
+        }
+
+        public ProfileCondition(ProfileConditionType condition, ProfileConditionValue property, string value)
+            : this(condition, property, value, false)
+        {
+        }
+
+        public ProfileCondition(ProfileConditionType condition, ProfileConditionValue property, string value, bool isRequired)
+        {
+            Condition = condition;
+            Property = property;
+            Value = value;
+            IsRequired = isRequired;
+        }
+
         [XmlAttribute("condition")]
         public ProfileConditionType Condition { get; set; }
 
@@ -17,24 +36,5 @@ namespace MediaBrowser.Model.Dlna
 
         [XmlAttribute("isRequired")]
         public bool IsRequired { get; set; }
-
-        public ProfileCondition()
-        {
-            IsRequired = true;
-        }
-
-        public ProfileCondition(ProfileConditionType condition, ProfileConditionValue property, string value)
-            : this(condition, property, value, false)
-        {
-
-        }
-
-        public ProfileCondition(ProfileConditionType condition, ProfileConditionValue property, string value, bool isRequired)
-        {
-            Condition = condition;
-            Property = property;
-            Value = value;
-            IsRequired = isRequired;
-        }
     }
 }

MediaBrowser.Model/Dlna/ResolutionConfiguration.cs

@@ -5,6 +5,7 @@ namespace MediaBrowser.Model.Dlna
     public class ResolutionConfiguration
     {
         public int MaxWidth { get; set; }
+
         public int MaxBitrate { get; set; }
 
         public ResolutionConfiguration(int maxWidth, int maxBitrate)

MediaBrowser.Model/Dlna/ResolutionNormalizer.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -14,10 +15,12 @@ namespace MediaBrowser.Model.Dlna
                 new ResolutionConfiguration(720, 950000),
                 new ResolutionConfiguration(1280, 2500000),
                 new ResolutionConfiguration(1920, 4000000),
+                new ResolutionConfiguration(2560, 8000000),
                 new ResolutionConfiguration(3840, 35000000)
             };
 
-        public static ResolutionOptions Normalize(int? inputBitrate,
+        public static ResolutionOptions Normalize(
+            int? inputBitrate,
             int? unused1,
             int? unused2,
             int outputBitrate,
@@ -83,6 +86,7 @@ namespace MediaBrowser.Model.Dlna
             {
                 return .5;
             }
+
             return 1;
         }
 

MediaBrowser.Model/Dlna/ResolutionOptions.cs

@@ -5,6 +5,7 @@ namespace MediaBrowser.Model.Dlna
     public class ResolutionOptions
     {
         public int? MaxWidth { get; set; }
+
         public int? MaxHeight { get; set; }
     }
 }

MediaBrowser.Model/Dlna/ResponseProfile.cs

@@ -1,5 +1,7 @@
+#nullable disable
 #pragma warning disable CS1591
 
+using System;
 using System.Xml.Serialization;
 
 namespace MediaBrowser.Model.Dlna
@@ -28,7 +30,7 @@ namespace MediaBrowser.Model.Dlna
 
         public ResponseProfile()
         {
-            Conditions = new ProfileCondition[] { };
+            Conditions = Array.Empty<ProfileCondition>();
         }
 
         public string[] GetContainers()

MediaBrowser.Model/Dlna/SearchCriteria.cs

@@ -34,9 +34,9 @@ namespace MediaBrowser.Model.Dlna
 
         public SearchCriteria(string search)
         {
-            if (string.IsNullOrEmpty(search))
+            if (search.Length == 0)
             {
-                throw new ArgumentNullException(nameof(search));
+                throw new ArgumentException("String can't be empty.", nameof(search));
             }
 
             SearchType = SearchType.Unknown;
@@ -48,11 +48,10 @@ namespace MediaBrowser.Model.Dlna
 
                 if (subFactors.Length == 3)
                 {
-
                     if (string.Equals("upnp:class", subFactors[0], StringComparison.OrdinalIgnoreCase) &&
-                        (string.Equals("=", subFactors[1]) || string.Equals("derivedfrom", subFactors[1], StringComparison.OrdinalIgnoreCase)))
+                        (string.Equals("=", subFactors[1], StringComparison.Ordinal) || string.Equals("derivedfrom", subFactors[1], StringComparison.OrdinalIgnoreCase)))
                     {
-                        if (string.Equals("\"object.item.imageItem\"", subFactors[2]) || string.Equals("\"object.item.imageItem.photo\"", subFactors[2], StringComparison.OrdinalIgnoreCase))
+                        if (string.Equals("\"object.item.imageItem\"", subFactors[2], StringComparison.Ordinal) || string.Equals("\"object.item.imageItem.photo\"", subFactors[2], StringComparison.OrdinalIgnoreCase))
                         {
                             SearchType = SearchType.Image;
                         }

MediaBrowser.Model/Dlna/SortCriteria.cs

@@ -1,6 +1,6 @@
 #pragma warning disable CS1591
 
-using MediaBrowser.Model.Entities;
+using Jellyfin.Data.Enums;
 
 namespace MediaBrowser.Model.Dlna
 {
@@ -10,7 +10,6 @@ namespace MediaBrowser.Model.Dlna
 
         public SortCriteria(string value)
         {
-
         }
     }
 }

MediaBrowser.Model/Dlna/StreamBuilder.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -108,7 +109,6 @@ namespace MediaBrowser.Model.Dlna
                 }
 
                 return 1;
-
             }).ThenBy(i =>
             {
                 switch (i.PlayMethod)
@@ -120,7 +120,6 @@ namespace MediaBrowser.Model.Dlna
                     default:
                         return 1;
                 }
-
             }).ThenBy(i =>
             {
                 switch (i.MediaSource.Protocol)
@@ -130,7 +129,6 @@ namespace MediaBrowser.Model.Dlna
                     default:
                         return 1;
                 }
-
             }).ThenBy(i =>
             {
                 if (maxBitrate > 0)
@@ -142,7 +140,6 @@ namespace MediaBrowser.Model.Dlna
                 }
 
                 return 0;
-
             }).ThenBy(streams.IndexOf);
         }
 
@@ -339,6 +336,7 @@ namespace MediaBrowser.Model.Dlna
                         {
                             transcodeReasons.Add(transcodeReason.Value);
                         }
+
                         all = false;
                         break;
                     }
@@ -386,7 +384,10 @@ namespace MediaBrowser.Model.Dlna
                         audioCodecProfiles.Add(i);
                     }
 
-                    if (audioCodecProfiles.Count >= 1) break;
+                    if (audioCodecProfiles.Count >= 1)
+                    {
+                        break;
+                    }
                 }
 
                 var audioTranscodingConditions = new List<ProfileCondition>();
@@ -454,9 +455,11 @@ namespace MediaBrowser.Model.Dlna
 
             if (directPlayProfile == null)
             {
-                _logger.LogInformation("Profile: {0}, No direct play profiles found for Path: {1}",
+                _logger.LogInformation(
+                    "Profile: {0}, No audio direct play profiles found for {1} with codec {2}",
                     options.Profile.Name ?? "Unknown Profile",
-                    item.Path ?? "Unknown path");
+                    item.Path ?? "Unknown path",
+                    audioStream.Codec ?? "Unknown codec");
 
                 return (Enumerable.Empty<PlayMethod>(), GetTranscodeReasonsFromDirectPlayProfile(item, null, audioStream, options.Profile.DirectPlayProfiles));
             }
@@ -497,7 +500,6 @@ namespace MediaBrowser.Model.Dlna
                 }
             }
 
-
             if (playMethods.Count > 0)
             {
                 transcodeReasons.Clear();
@@ -629,10 +631,12 @@ namespace MediaBrowser.Model.Dlna
             {
                 playlistItem.MinSegments = transcodingProfile.MinSegments;
             }
+
             if (transcodingProfile.SegmentLength > 0)
             {
                 playlistItem.SegmentLength = transcodingProfile.SegmentLength;
             }
+
             playlistItem.SubProtocol = transcodingProfile.Protocol;
 
             if (!string.IsNullOrEmpty(transcodingProfile.MaxAudioChannels)
@@ -676,7 +680,8 @@ namespace MediaBrowser.Model.Dlna
             bool isEligibleForDirectPlay = options.EnableDirectPlay && (options.ForceDirectPlay || directPlayEligibilityResult.Item1);
             bool isEligibleForDirectStream = options.EnableDirectStream && (options.ForceDirectStream || directStreamEligibilityResult.Item1);
 
-            _logger.LogInformation("Profile: {0}, Path: {1}, isEligibleForDirectPlay: {2}, isEligibleForDirectStream: {3}",
+            _logger.LogInformation(
+                "Profile: {0}, Path: {1}, isEligibleForDirectPlay: {2}, isEligibleForDirectStream: {3}",
                 options.Profile.Name ?? "Unknown Profile",
                 item.Path ?? "Unknown path",
                 isEligibleForDirectPlay,
@@ -779,7 +784,7 @@ namespace MediaBrowser.Model.Dlna
 
                             if (!ConditionProcessor.IsVideoConditionSatisfied(applyCondition, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic, isInterlaced, refFrames, numVideoStreams, numAudioStreams, videoCodecTag, isAvc))
                             {
-                                //LogConditionFailure(options.Profile, "VideoCodecProfile.ApplyConditions", applyCondition, item);
+                                // LogConditionFailure(options.Profile, "VideoCodecProfile.ApplyConditions", applyCondition, item);
                                 applyConditions = false;
                                 break;
                             }
@@ -823,7 +828,7 @@ namespace MediaBrowser.Model.Dlna
 
                             if (!ConditionProcessor.IsVideoAudioConditionSatisfied(applyCondition, audioChannels, inputAudioBitrate, inputAudioSampleRate, inputAudioBitDepth, audioProfile, isSecondaryAudio))
                             {
-                                //LogConditionFailure(options.Profile, "VideoCodecProfile.ApplyConditions", applyCondition, item);
+                                // LogConditionFailure(options.Profile, "VideoCodecProfile.ApplyConditions", applyCondition, item);
                                 applyConditions = false;
                                 break;
                             }
@@ -949,6 +954,7 @@ namespace MediaBrowser.Model.Dlna
             {
                 return (PlayMethod.DirectPlay, new List<TranscodeReason>());
             }
+
             if (options.ForceDirectStream)
             {
                 return (PlayMethod.DirectStream, new List<TranscodeReason>());
@@ -969,9 +975,11 @@ namespace MediaBrowser.Model.Dlna
 
             if (directPlay == null)
             {
-                _logger.LogInformation("Profile: {0}, No direct play profiles found for Path: {1}",
+                _logger.LogInformation(
+                    "Profile: {0}, No video direct play profiles found for {1} with codec {2}",
                     profile.Name ?? "Unknown Profile",
-                    mediaSource.Path ?? "Unknown path");
+                    mediaSource.Path ?? "Unknown path",
+                    videoStream.Codec ?? "Unknown codec");
 
                 return (null, GetTranscodeReasonsFromDirectPlayProfile(mediaSource, videoStream, audioStream, profile.DirectPlayProfiles));
             }
@@ -1044,7 +1052,7 @@ namespace MediaBrowser.Model.Dlna
                     {
                         if (!ConditionProcessor.IsVideoConditionSatisfied(applyCondition, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic, isInterlaced, refFrames, numVideoStreams, numAudioStreams, videoCodecTag, isAvc))
                         {
-                            //LogConditionFailure(profile, "VideoCodecProfile.ApplyConditions", applyCondition, mediaSource);
+                            // LogConditionFailure(profile, "VideoCodecProfile.ApplyConditions", applyCondition, mediaSource);
                             applyConditions = false;
                             break;
                         }
@@ -1090,7 +1098,7 @@ namespace MediaBrowser.Model.Dlna
                         {
                             if (!ConditionProcessor.IsVideoAudioConditionSatisfied(applyCondition, audioChannels, audioBitrate, audioSampleRate, audioBitDepth, audioProfile, isSecondaryAudio))
                             {
-                                //LogConditionFailure(profile, "VideoAudioCodecProfile.ApplyConditions", applyCondition, mediaSource);
+                                // LogConditionFailure(profile, "VideoAudioCodecProfile.ApplyConditions", applyCondition, mediaSource);
                                 applyConditions = false;
                                 break;
                             }
@@ -1132,7 +1140,8 @@ namespace MediaBrowser.Model.Dlna
 
         private void LogConditionFailure(DeviceProfile profile, string type, ProfileCondition condition, MediaSourceInfo mediaSource)
         {
-            _logger.LogInformation("Profile: {0}, DirectPlay=false. Reason={1}.{2} Condition: {3}. ConditionValue: {4}. IsRequired: {5}. Path: {6}",
+            _logger.LogInformation(
+                "Profile: {0}, DirectPlay=false. Reason={1}.{2} Condition: {3}. ConditionValue: {4}. IsRequired: {5}. Path: {6}",
                 type,
                 profile.Name ?? "Unknown Profile",
                 condition.Property,
@@ -1263,6 +1272,7 @@ namespace MediaBrowser.Model.Dlna
                     return true;
                 }
             }
+
             return false;
         }
 
@@ -1336,7 +1346,8 @@ namespace MediaBrowser.Model.Dlna
 
             if (itemBitrate > requestedMaxBitrate)
             {
-                _logger.LogInformation("Bitrate exceeds {PlayBackMethod} limit: media bitrate: {MediaBitrate}, max bitrate: {MaxBitrate}",
+                _logger.LogInformation(
+                    "Bitrate exceeds {PlayBackMethod} limit: media bitrate: {MediaBitrate}, max bitrate: {MaxBitrate}",
                     playMethod, itemBitrate, requestedMaxBitrate);
                 return false;
             }
@@ -1365,14 +1376,17 @@ namespace MediaBrowser.Model.Dlna
             {
                 throw new ArgumentException("ItemId is required");
             }
+
             if (string.IsNullOrEmpty(options.DeviceId))
             {
                 throw new ArgumentException("DeviceId is required");
             }
+
             if (options.Profile == null)
             {
                 throw new ArgumentException("Profile is required");
             }
+
             if (options.MediaSources == null)
             {
                 throw new ArgumentException("MediaSources is required");
@@ -1420,8 +1434,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.AudioBitrate = Math.Max(num, item.AudioBitrate ?? num);
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.AudioChannels:
                         {
                             if (string.IsNullOrEmpty(qualifier))
@@ -1454,8 +1470,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.SetOption(qualifier, "audiochannels", Math.Max(num, item.GetTargetAudioChannels(qualifier) ?? num).ToString(CultureInfo.InvariantCulture));
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.IsAvc:
                         {
                             if (!enableNonQualifiedConditions)
@@ -1474,8 +1492,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.RequireAvc = true;
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.IsAnamorphic:
                         {
                             if (!enableNonQualifiedConditions)
@@ -1494,8 +1514,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.RequireNonAnamorphic = true;
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.IsInterlaced:
                         {
                             if (string.IsNullOrEmpty(qualifier))
@@ -1524,8 +1546,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.SetOption(qualifier, "deinterlace", "true");
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.AudioProfile:
                     case ProfileConditionValue.Has64BitOffsets:
                     case ProfileConditionValue.PacketLength:
@@ -1537,6 +1561,7 @@ namespace MediaBrowser.Model.Dlna
                             // Not supported yet
                             break;
                         }
+
                     case ProfileConditionValue.RefFrames:
                         {
                             if (string.IsNullOrEmpty(qualifier))
@@ -1569,8 +1594,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.SetOption(qualifier, "maxrefframes", Math.Max(num, item.GetTargetRefFrames(qualifier) ?? num).ToString(CultureInfo.InvariantCulture));
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.VideoBitDepth:
                         {
                             if (string.IsNullOrEmpty(qualifier))
@@ -1603,8 +1630,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.SetOption(qualifier, "videobitdepth", Math.Max(num, item.GetTargetVideoBitDepth(qualifier) ?? num).ToString(CultureInfo.InvariantCulture));
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.VideoProfile:
                         {
                             if (string.IsNullOrEmpty(qualifier))
@@ -1625,8 +1654,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.SetOption(qualifier, "profile", string.Join(",", values));
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.Height:
                         {
                             if (!enableNonQualifiedConditions)
@@ -1649,8 +1680,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.MaxHeight = Math.Max(num, item.MaxHeight ?? num);
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.VideoBitrate:
                         {
                             if (!enableNonQualifiedConditions)
@@ -1673,8 +1706,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.VideoBitrate = Math.Max(num, item.VideoBitrate ?? num);
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.VideoFramerate:
                         {
                             if (!enableNonQualifiedConditions)
@@ -1697,8 +1732,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.MaxFramerate = Math.Max(num, item.MaxFramerate ?? num);
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.VideoLevel:
                         {
                             if (string.IsNullOrEmpty(qualifier))
@@ -1721,8 +1758,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.SetOption(qualifier, "level", Math.Max(num, item.GetTargetVideoLevel(qualifier) ?? num).ToString(CultureInfo.InvariantCulture));
                                 }
                             }
+
                             break;
                         }
+
                     case ProfileConditionValue.Width:
                         {
                             if (!enableNonQualifiedConditions)
@@ -1745,8 +1784,10 @@ namespace MediaBrowser.Model.Dlna
                                     item.MaxWidth = Math.Max(num, item.MaxWidth ?? num);
                                 }
                             }
+
                             break;
                         }
+
                     default:
                         break;
                 }

MediaBrowser.Model/Dlna/StreamInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -68,6 +69,7 @@ namespace MediaBrowser.Model.Dlna
         public Guid ItemId { get; set; }
 
         public PlayMethod PlayMethod { get; set; }
+
         public EncodingContext Context { get; set; }
 
         public DlnaProfileType MediaType { get; set; }
@@ -79,15 +81,23 @@ namespace MediaBrowser.Model.Dlna
         public long StartPositionTicks { get; set; }
 
         public int? SegmentLength { get; set; }
+
         public int? MinSegments { get; set; }
+
         public bool BreakOnNonKeyFrames { get; set; }
 
         public bool RequireAvc { get; set; }
+
         public bool RequireNonAnamorphic { get; set; }
+
         public bool CopyTimestamps { get; set; }
+
         public bool EnableMpegtsM2TsMode { get; set; }
+
         public bool EnableSubtitlesInManifest { get; set; }
+
         public string[] AudioCodecs { get; set; }
+
         public string[] VideoCodecs { get; set; }
 
         public int? AudioStreamIndex { get; set; }
@@ -95,6 +105,7 @@ namespace MediaBrowser.Model.Dlna
         public int? SubtitleStreamIndex { get; set; }
 
         public int? TranscodingMaxAudioChannels { get; set; }
+
         public int? GlobalMaxAudioChannels { get; set; }
 
         public int? AudioBitrate { get; set; }
@@ -102,12 +113,15 @@ namespace MediaBrowser.Model.Dlna
         public int? VideoBitrate { get; set; }
 
         public int? MaxWidth { get; set; }
+
         public int? MaxHeight { get; set; }
 
         public float? MaxFramerate { get; set; }
 
         public DeviceProfile DeviceProfile { get; set; }
+
         public string DeviceProfileId { get; set; }
+
         public string DeviceId { get; set; }
 
         public long? RunTimeTicks { get; set; }
@@ -119,15 +133,18 @@ namespace MediaBrowser.Model.Dlna
         public MediaSourceInfo MediaSource { get; set; }
 
         public string[] SubtitleCodecs { get; set; }
+
         public SubtitleDeliveryMethod SubtitleDeliveryMethod { get; set; }
+
         public string SubtitleFormat { get; set; }
 
         public string PlaySessionId { get; set; }
+
         public TranscodeReason[] TranscodeReasons { get; set; }
 
         public Dictionary<string, string> StreamOptions { get; private set; }
 
-        public string MediaSourceId => MediaSource == null ? null : MediaSource.Id;
+        public string MediaSourceId => MediaSource?.Id;
 
         public bool IsDirectStream =>
             PlayMethod == PlayMethod.DirectStream ||
@@ -159,11 +176,13 @@ namespace MediaBrowser.Model.Dlna
                 {
                     continue;
                 }
+
                 if (string.Equals(pair.Name, "SubtitleStreamIndex", StringComparison.OrdinalIgnoreCase) &&
                     string.Equals(pair.Value, "-1", StringComparison.OrdinalIgnoreCase))
                 {
                     continue;
                 }
+
                 if (string.Equals(pair.Name, "Static", StringComparison.OrdinalIgnoreCase) &&
                     string.Equals(pair.Value, "false", StringComparison.OrdinalIgnoreCase))
                 {
@@ -172,7 +191,7 @@ namespace MediaBrowser.Model.Dlna
 
                 var encodedValue = pair.Value.Replace(" ", "%20");
 
-                list.Add(string.Format("{0}={1}", pair.Name, encodedValue));
+                list.Add(string.Format(CultureInfo.InvariantCulture, "{0}={1}", pair.Name, encodedValue));
             }
 
             string queryString = string.Join("&", list.ToArray());
@@ -195,18 +214,18 @@ namespace MediaBrowser.Model.Dlna
             {
                 if (string.Equals(SubProtocol, "hls", StringComparison.OrdinalIgnoreCase))
                 {
-                    return string.Format("{0}/audio/{1}/master.m3u8?{2}", baseUrl, ItemId, queryString);
+                    return string.Format(CultureInfo.InvariantCulture, "{0}/audio/{1}/master.m3u8?{2}", baseUrl, ItemId, queryString);
                 }
 
-                return string.Format("{0}/audio/{1}/stream{2}?{3}", baseUrl, ItemId, extension, queryString);
+                return string.Format(CultureInfo.InvariantCulture, "{0}/audio/{1}/stream{2}?{3}", baseUrl, ItemId, extension, queryString);
             }
 
             if (string.Equals(SubProtocol, "hls", StringComparison.OrdinalIgnoreCase))
             {
-                return string.Format("{0}/videos/{1}/master.m3u8?{2}", baseUrl, ItemId, queryString);
+                return string.Format(CultureInfo.InvariantCulture, "{0}/videos/{1}/master.m3u8?{2}", baseUrl, ItemId, queryString);
             }
 
-            return string.Format("{0}/videos/{1}/stream{2}?{3}", baseUrl, ItemId, extension, queryString);
+            return string.Format(CultureInfo.InvariantCulture, "{0}/videos/{1}/stream{2}?{3}", baseUrl, ItemId, extension, queryString);
         }
 
         private static List<NameValuePair> BuildParams(StreamInfo item, string accessToken)
@@ -257,7 +276,6 @@ namespace MediaBrowser.Model.Dlna
 
             list.Add(new NameValuePair("SubtitleMethod", item.SubtitleStreamIndex.HasValue && item.SubtitleDeliveryMethod != SubtitleDeliveryMethod.External ? item.SubtitleDeliveryMethod.ToString() : string.Empty));
 
-
             if (!item.IsDirectStream)
             {
                 if (item.RequireNonAnamorphic)
@@ -438,7 +456,7 @@ namespace MediaBrowser.Model.Dlna
             {
                 if (MediaSource.Protocol == MediaProtocol.File || !string.Equals(stream.Codec, subtitleProfile.Format, StringComparison.OrdinalIgnoreCase) || !stream.IsExternal)
                 {
-                    info.Url = string.Format("{0}/Videos/{1}/{2}/Subtitles/{3}/{4}/Stream.{5}",
+                    info.Url = string.Format(CultureInfo.InvariantCulture, "{0}/Videos/{1}/{2}/Subtitles/{3}/{4}/Stream.{5}",
                         baseUrl,
                         ItemId,
                         MediaSourceId,
@@ -464,7 +482,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Returns the audio stream that will be used
+        /// Returns the audio stream that will be used.
         /// </summary>
         public MediaStream TargetAudioStream
         {
@@ -480,7 +498,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Returns the video stream that will be used
+        /// Returns the video stream that will be used.
         /// </summary>
         public MediaStream TargetVideoStream
         {
@@ -496,7 +514,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio sample rate that will be in the output stream
+        /// Predicts the audio sample rate that will be in the output stream.
         /// </summary>
         public int? TargetAudioSampleRate
         {
@@ -508,7 +526,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio sample rate that will be in the output stream
+        /// Predicts the audio sample rate that will be in the output stream.
         /// </summary>
         public int? TargetAudioBitDepth
         {
@@ -531,7 +549,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio sample rate that will be in the output stream
+        /// Predicts the audio sample rate that will be in the output stream.
         /// </summary>
         public int? TargetVideoBitDepth
         {
@@ -578,7 +596,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio sample rate that will be in the output stream
+        /// Predicts the audio sample rate that will be in the output stream.
         /// </summary>
         public float? TargetFramerate
         {
@@ -592,7 +610,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio sample rate that will be in the output stream
+        /// Predicts the audio sample rate that will be in the output stream.
         /// </summary>
         public double? TargetVideoLevel
         {
@@ -679,7 +697,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio sample rate that will be in the output stream
+        /// Predicts the audio sample rate that will be in the output stream.
         /// </summary>
         public int? TargetPacketLength
         {
@@ -693,7 +711,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio sample rate that will be in the output stream
+        /// Predicts the audio sample rate that will be in the output stream.
         /// </summary>
         public string TargetVideoProfile
         {
@@ -731,7 +749,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio bitrate that will be in the output stream
+        /// Predicts the audio bitrate that will be in the output stream.
         /// </summary>
         public int? TargetAudioBitrate
         {
@@ -745,7 +763,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio channels that will be in the output stream
+        /// Predicts the audio channels that will be in the output stream.
         /// </summary>
         public int? TargetAudioChannels
         {
@@ -786,7 +804,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio codec that will be in the output stream
+        /// Predicts the audio codec that will be in the output stream.
         /// </summary>
         public string[] TargetAudioCodec
         {
@@ -794,18 +812,18 @@ namespace MediaBrowser.Model.Dlna
             {
                 var stream = TargetAudioStream;
 
-                string inputCodec = stream == null ? null : stream.Codec;
+                string inputCodec = stream?.Codec;
 
                 if (IsDirectStream)
                 {
-                    return string.IsNullOrEmpty(inputCodec) ? new string[] { } : new[] { inputCodec };
+                    return string.IsNullOrEmpty(inputCodec) ? Array.Empty<string>() : new[] { inputCodec };
                 }
 
                 foreach (string codec in AudioCodecs)
                 {
                     if (string.Equals(codec, inputCodec, StringComparison.OrdinalIgnoreCase))
                     {
-                        return string.IsNullOrEmpty(codec) ? new string[] { } : new[] { codec };
+                        return string.IsNullOrEmpty(codec) ? Array.Empty<string>() : new[] { codec };
                     }
                 }
 
@@ -819,18 +837,18 @@ namespace MediaBrowser.Model.Dlna
             {
                 var stream = TargetVideoStream;
 
-                string inputCodec = stream == null ? null : stream.Codec;
+                string inputCodec = stream?.Codec;
 
                 if (IsDirectStream)
                 {
-                    return string.IsNullOrEmpty(inputCodec) ? new string[] { } : new[] { inputCodec };
+                    return string.IsNullOrEmpty(inputCodec) ? Array.Empty<string>() : new[] { inputCodec };
                 }
 
                 foreach (string codec in VideoCodecs)
                 {
                     if (string.Equals(codec, inputCodec, StringComparison.OrdinalIgnoreCase))
                     {
-                        return string.IsNullOrEmpty(codec) ? new string[] { } : new[] { codec };
+                        return string.IsNullOrEmpty(codec) ? Array.Empty<string>() : new[] { codec };
                     }
                 }
 
@@ -839,7 +857,7 @@ namespace MediaBrowser.Model.Dlna
         }
 
         /// <summary>
-        /// Predicts the audio channels that will be in the output stream
+        /// Predicts the audio channels that will be in the output stream.
         /// </summary>
         public long? TargetSize
         {
@@ -992,6 +1010,7 @@ namespace MediaBrowser.Model.Dlna
                 {
                     return GetMediaStreamCount(MediaStreamType.Video, int.MaxValue);
                 }
+
                 return GetMediaStreamCount(MediaStreamType.Video, 1);
             }
         }
@@ -1004,6 +1023,7 @@ namespace MediaBrowser.Model.Dlna
                 {
                     return GetMediaStreamCount(MediaStreamType.Audio, int.MaxValue);
                 }
+
                 return GetMediaStreamCount(MediaStreamType.Audio, 1);
             }
         }

MediaBrowser.Model/Dlna/SubtitleDeliveryMethod.cs

@@ -5,22 +5,22 @@ namespace MediaBrowser.Model.Dlna
     public enum SubtitleDeliveryMethod
     {
         /// <summary>
-        /// The encode
+        /// The encode.
         /// </summary>
         Encode = 0,
 
         /// <summary>
-        /// The embed
+        /// The embed.
         /// </summary>
         Embed = 1,
 
         /// <summary>
-        /// The external
+        /// The external.
         /// </summary>
         External = 2,
 
         /// <summary>
-        /// The HLS
+        /// The HLS.
         /// </summary>
         Hls = 3
     }

MediaBrowser.Model/Dlna/SubtitleProfile.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;

MediaBrowser.Model/Dlna/SubtitleStreamInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Dlna
@@ -5,13 +6,21 @@ namespace MediaBrowser.Model.Dlna
     public class SubtitleStreamInfo
     {
         public string Url { get; set; }
+
         public string Language { get; set; }
+
         public string Name { get; set; }
+
         public bool IsForced { get; set; }
+
         public string Format { get; set; }
+
         public string DisplayTitle { get; set; }
+
         public int Index { get; set; }
+
         public SubtitleDeliveryMethod DeliveryMethod { get; set; }
+
         public bool IsExternalUrl { get; set; }
     }
 }

MediaBrowser.Model/Dlna/TranscodingProfile.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System.Xml.Serialization;

MediaBrowser.Model/Dlna/UpnpDeviceInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -9,8 +10,11 @@ namespace MediaBrowser.Model.Dlna
     public class UpnpDeviceInfo
     {
         public Uri Location { get; set; }
+
         public Dictionary<string, string> Headers { get; set; }
+
         public IPAddress LocalIpAddress { get; set; }
+
         public int LocalPort { get; set; }
     }
 }

MediaBrowser.Model/Dlna/VideoOptions.cs

@@ -8,6 +8,7 @@ namespace MediaBrowser.Model.Dlna
     public class VideoOptions : AudioOptions
     {
         public int? AudioStreamIndex { get; set; }
+
         public int? SubtitleStreamIndex { get; set; }
     }
 }

MediaBrowser.Model/Dlna/XmlAttribute.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System.Xml.Serialization;

MediaBrowser.Model/Drawing/DrawingUtils.cs

@@ -16,7 +16,8 @@ namespace MediaBrowser.Model.Drawing
         /// <param name="maxWidth">A max fixed width, if desired.</param>
         /// <param name="maxHeight">A max fixed height, if desired.</param>
         /// <returns>A new size object.</returns>
-        public static ImageDimensions Resize(ImageDimensions size,
+        public static ImageDimensions Resize(
+            ImageDimensions size,
             int width,
             int height,
             int maxWidth,
@@ -62,7 +63,7 @@ namespace MediaBrowser.Model.Drawing
         /// <param name="currentHeight">Height of the current.</param>
         /// <param name="currentWidth">Width of the current.</param>
         /// <param name="newHeight">The new height.</param>
-        /// <returns>the new width</returns>
+        /// <returns>The new width.</returns>
         private static int GetNewWidth(int currentHeight, int currentWidth, int newHeight)
             => Convert.ToInt32((double)newHeight / currentHeight * currentWidth);
 

MediaBrowser.Model/Dto/BaseItemDto.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -61,17 +62,23 @@ namespace MediaBrowser.Model.Dto
         public DateTime? DateCreated { get; set; }
 
         public DateTime? DateLastMediaAdded { get; set; }
+
         public string ExtraType { get; set; }
 
         public int? AirsBeforeSeasonNumber { get; set; }
+
         public int? AirsAfterSeasonNumber { get; set; }
+
         public int? AirsBeforeEpisodeNumber { get; set; }
+
         public bool? CanDelete { get; set; }
+
         public bool? CanDownload { get; set; }
 
         public bool? HasSubtitles { get; set; }
 
         public string PreferredMetadataLanguage { get; set; }
+
         public string PreferredMetadataCountryCode { get; set; }
 
         /// <summary>
@@ -86,6 +93,7 @@ namespace MediaBrowser.Model.Dto
         /// </summary>
         /// <value>The name of the sort.</value>
         public string SortName { get; set; }
+
         public string ForcedSortName { get; set; }
 
         /// <summary>
@@ -145,6 +153,7 @@ namespace MediaBrowser.Model.Dto
         /// </summary>
         /// <value>The channel identifier.</value>
         public Guid ChannelId { get; set; }
+
         public string ChannelName { get; set; }
 
         /// <summary>
@@ -212,6 +221,7 @@ namespace MediaBrowser.Model.Dto
         /// </summary>
         /// <value>The number.</value>
         public string Number { get; set; }
+
         public string ChannelNumber { get; set; }
 
         /// <summary>
@@ -307,7 +317,7 @@ namespace MediaBrowser.Model.Dto
         public int? LocalTrailerCount { get; set; }
 
         /// <summary>
-        /// User data for this item based on the user it's being requested for
+        /// User data for this item based on the user it's being requested for.
         /// </summary>
         /// <value>The user data.</value>
         public UserItemDataDto UserData { get; set; }
@@ -419,6 +429,7 @@ namespace MediaBrowser.Model.Dto
         /// </summary>
         /// <value>The album id.</value>
         public Guid AlbumId { get; set; }
+
         /// <summary>
         /// Gets or sets the album image tag.
         /// </summary>
@@ -466,6 +477,7 @@ namespace MediaBrowser.Model.Dto
         /// </summary>
         /// <value>The part count.</value>
         public int? PartCount { get; set; }
+
         public int? MediaSourceCount { get; set; }
 
         /// <summary>
@@ -510,6 +522,13 @@ namespace MediaBrowser.Model.Dto
         /// <value>The series thumb image tag.</value>
         public string SeriesThumbImageTag { get; set; }
 
+        /// <summary>
+        /// Gets or sets the blurhashes for the image tags.
+        /// Maps image type to dictionary mapping image tag to blurhash value.
+        /// </summary>
+        /// <value>The blurhashes.</value>
+        public Dictionary<ImageType, Dictionary<string, string>> ImageBlurHashes { get; set; }
+
         /// <summary>
         /// Gets or sets the series studio.
         /// </summary>
@@ -574,40 +593,48 @@ namespace MediaBrowser.Model.Dto
         /// Gets or sets the locked fields.
         /// </summary>
         /// <value>The locked fields.</value>
-        public MetadataFields[] LockedFields { get; set; }
+        public MetadataField[] LockedFields { get; set; }
 
         /// <summary>
         /// Gets or sets the trailer count.
         /// </summary>
         /// <value>The trailer count.</value>
         public int? TrailerCount { get; set; }
+
         /// <summary>
         /// Gets or sets the movie count.
         /// </summary>
         /// <value>The movie count.</value>
         public int? MovieCount { get; set; }
+
         /// <summary>
         /// Gets or sets the series count.
         /// </summary>
         /// <value>The series count.</value>
         public int? SeriesCount { get; set; }
+
         public int? ProgramCount { get; set; }
+
         /// <summary>
         /// Gets or sets the episode count.
         /// </summary>
         /// <value>The episode count.</value>
         public int? EpisodeCount { get; set; }
+
         /// <summary>
         /// Gets or sets the song count.
         /// </summary>
         /// <value>The song count.</value>
         public int? SongCount { get; set; }
+
         /// <summary>
         /// Gets or sets the album count.
         /// </summary>
         /// <value>The album count.</value>
         public int? AlbumCount { get; set; }
+
         public int? ArtistCount { get; set; }
+
         /// <summary>
         /// Gets or sets the music video count.
         /// </summary>
@@ -621,18 +648,31 @@ namespace MediaBrowser.Model.Dto
         public bool? LockData { get; set; }
 
         public int? Width { get; set; }
+
         public int? Height { get; set; }
+
         public string CameraMake { get; set; }
+
         public string CameraModel { get; set; }
+
         public string Software { get; set; }
+
         public double? ExposureTime { get; set; }
+
         public double? FocalLength { get; set; }
+
         public ImageOrientation? ImageOrientation { get; set; }
+
         public double? Aperture { get; set; }
+
         public double? ShutterSpeed { get; set; }
+
         public double? Latitude { get; set; }
+
         public double? Longitude { get; set; }
+
         public double? Altitude { get; set; }
+
         public int? IsoSpeedRating { get; set; }
 
         /// <summary>
@@ -735,6 +775,7 @@ namespace MediaBrowser.Model.Dto
         /// </summary>
         /// <value>The timer identifier.</value>
         public string TimerId { get; set; }
+
         /// <summary>
         /// Gets or sets the current program.
         /// </summary>

MediaBrowser.Model/Dto/BaseItemPerson.cs

@@ -1,4 +1,7 @@
+#nullable disable
+using System.Collections.Generic;
 using System.Text.Json.Serialization;
+using MediaBrowser.Model.Entities;
 
 namespace MediaBrowser.Model.Dto
 {
@@ -37,6 +40,12 @@ namespace MediaBrowser.Model.Dto
         /// <value>The primary image tag.</value>
         public string PrimaryImageTag { get; set; }
 
+        /// <summary>
+        /// Gets or sets the primary image blurhash.
+        /// </summary>
+        /// <value>The primary image blurhash.</value>
+        public Dictionary<ImageType, Dictionary<string, string>> ImageBlurHashes { get; set; }
+
         /// <summary>
         /// Gets a value indicating whether this instance has primary image.
         /// </summary>

MediaBrowser.Model/Dto/IHasServerId.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Dto

MediaBrowser.Model/Dto/ImageByNameInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Dto

MediaBrowser.Model/Dto/ImageInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 using MediaBrowser.Model.Entities;
 
 namespace MediaBrowser.Model.Dto
@@ -20,9 +21,9 @@ namespace MediaBrowser.Model.Dto
         public int? ImageIndex { get; set; }
 
         /// <summary>
-        /// The image tag
+        /// Gets or sets the image tag.
         /// </summary>
-        public string ImageTag;
+        public string ImageTag { get; set; }
 
         /// <summary>
         /// Gets or sets the path.
@@ -30,6 +31,12 @@ namespace MediaBrowser.Model.Dto
         /// <value>The path.</value>
         public string Path { get; set; }
 
+        /// <summary>
+        /// Gets or sets the blurhash.
+        /// </summary>
+        /// <value>The blurhash.</value>
+        public string BlurHash { get; set; }
+
         /// <summary>
         /// Gets or sets the height.
         /// </summary>

MediaBrowser.Model/Dto/ImageOptions.cs

@@ -1,3 +1,4 @@
+#nullable disable
 using MediaBrowser.Model.Drawing;
 using MediaBrowser.Model.Entities;
 
@@ -8,6 +9,14 @@ namespace MediaBrowser.Model.Dto
     /// </summary>
     public class ImageOptions
     {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ImageOptions" /> class.
+        /// </summary>
+        public ImageOptions()
+        {
+            EnableImageEnhancers = true;
+        }
+
         /// <summary>
         /// Gets or sets the type of the image.
         /// </summary>
@@ -52,7 +61,7 @@ namespace MediaBrowser.Model.Dto
 
         /// <summary>
         /// Gets or sets the image tag.
-        /// If set this will result in strong, unconditional response caching
+        /// If set this will result in strong, unconditional response caching.
         /// </summary>
         /// <value>The hash.</value>
         public string Tag { get; set; }
@@ -98,13 +107,5 @@ namespace MediaBrowser.Model.Dto
         /// </summary>
         /// <value>The color of the background.</value>
         public string BackgroundColor { get; set; }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="ImageOptions" /> class.
-        /// </summary>
-        public ImageOptions()
-        {
-            EnableImageEnhancers = true;
-        }
     }
 }

MediaBrowser.Model/Dto/ItemIndex.cs

@@ -1,20 +0,0 @@
-namespace MediaBrowser.Model.Dto
-{
-    /// <summary>
-    /// Class ItemIndex.
-    /// </summary>
-    public class ItemIndex
-    {
-        /// <summary>
-        /// Gets or sets the name.
-        /// </summary>
-        /// <value>The name.</value>
-        public string Name { get; set; }
-
-        /// <summary>
-        /// Gets or sets the item count.
-        /// </summary>
-        /// <value>The item count.</value>
-        public int ItemCount { get; set; }
-    }
-}

MediaBrowser.Model/Dto/MediaSourceInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -12,39 +13,56 @@ namespace MediaBrowser.Model.Dto
     public class MediaSourceInfo
     {
         public MediaProtocol Protocol { get; set; }
+
         public string Id { get; set; }
 
         public string Path { get; set; }
 
         public string EncoderPath { get; set; }
+
         public MediaProtocol? EncoderProtocol { get; set; }
 
         public MediaSourceType Type { get; set; }
 
         public string Container { get; set; }
+
         public long? Size { get; set; }
 
         public string Name { get; set; }
 
         /// <summary>
-        /// Differentiate internet url vs local network
+        /// Differentiate internet url vs local network.
         /// </summary>
         public bool IsRemote { get; set; }
 
         public string ETag { get; set; }
+
         public long? RunTimeTicks { get; set; }
+
         public bool ReadAtNativeFramerate { get; set; }
+
         public bool IgnoreDts { get; set; }
+
         public bool IgnoreIndex { get; set; }
+
         public bool GenPtsInput { get; set; }
+
         public bool SupportsTranscoding { get; set; }
+
         public bool SupportsDirectStream { get; set; }
+
         public bool SupportsDirectPlay { get; set; }
+
         public bool IsInfiniteStream { get; set; }
+
         public bool RequiresOpening { get; set; }
+
         public string OpenToken { get; set; }
+
         public bool RequiresClosing { get; set; }
+
         public string LiveStreamId { get; set; }
+
         public int? BufferMs { get; set; }
 
         public bool RequiresLooping { get; set; }
@@ -66,10 +84,13 @@ namespace MediaBrowser.Model.Dto
         public int? Bitrate { get; set; }
 
         public TransportStreamTimestamp? Timestamp { get; set; }
+
         public Dictionary<string, string> RequiredHttpHeaders { get; set; }
 
         public string TranscodingUrl { get; set; }
+
         public string TranscodingSubProtocol { get; set; }
+
         public string TranscodingContainer { get; set; }
 
         public int? AnalyzeDurationMs { get; set; }
@@ -117,6 +138,7 @@ namespace MediaBrowser.Model.Dto
         public TranscodeReason[] TranscodeReasons { get; set; }
 
         public int? DefaultAudioStreamIndex { get; set; }
+
         public int? DefaultSubtitleStreamIndex { get; set; }
 
         public MediaStream GetDefaultAudioStream(int? defaultIndex)

MediaBrowser.Model/Dto/MetadataEditorInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -10,11 +11,15 @@ namespace MediaBrowser.Model.Dto
     public class MetadataEditorInfo
     {
         public ParentalRating[] ParentalRatingOptions { get; set; }
+
         public CountryInfo[] Countries { get; set; }
+
         public CultureDto[] Cultures { get; set; }
+
         public ExternalIdInfo[] ExternalIdInfos { get; set; }
 
         public string ContentType { get; set; }
+
         public NameValuePair[] ContentTypeOptions { get; set; }
 
         public MetadataEditorInfo()

MediaBrowser.Model/Dto/NameIdPair.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -22,6 +23,7 @@ namespace MediaBrowser.Model.Dto
     public class NameGuidPair
     {
         public string Name { get; set; }
+
         public Guid Id { get; set; }
     }
 }

MediaBrowser.Model/Dto/NameValuePair.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Dto
@@ -6,7 +7,6 @@ namespace MediaBrowser.Model.Dto
     {
         public NameValuePair()
         {
-
         }
 
         public NameValuePair(string name, string value)

MediaBrowser.Model/Dto/RecommendationDto.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;

MediaBrowser.Model/Dto/UserDto.cs

@@ -1,3 +1,4 @@
+#nullable disable
 using System;
 using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Users;

MediaBrowser.Model/Dto/UserItemDataDto.cs

@@ -1,3 +1,4 @@
+#nullable disable
 using System;
 
 namespace MediaBrowser.Model.Dto

MediaBrowser.Model/Entities/ChapterInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;

MediaBrowser.Model/Entities/DisplayPreferencesDto.cs

@@ -1,21 +1,18 @@
+#nullable disable
 using System.Collections.Generic;
+using Jellyfin.Data.Enums;
 
 namespace MediaBrowser.Model.Entities
 {
     /// <summary>
     /// Defines the display preferences for any item that supports them (usually Folders).
     /// </summary>
-    public class DisplayPreferences
+    public class DisplayPreferencesDto
     {
         /// <summary>
-        /// The image scale.
+        /// Initializes a new instance of the <see cref="DisplayPreferencesDto" /> class.
         /// </summary>
-        private const double ImageScale = .9;
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="DisplayPreferences" /> class.
-        /// </summary>
-        public DisplayPreferences()
+        public DisplayPreferencesDto()
         {
             RememberIndexing = false;
             PrimaryImageHeight = 250;
@@ -103,7 +100,7 @@ namespace MediaBrowser.Model.Entities
         public bool ShowSidebar { get; set; }
 
         /// <summary>
-        /// Gets or sets the client
+        /// Gets or sets the client.
         /// </summary>
         public string Client { get; set; }
     }

MediaBrowser.Model/Entities/IHasProviderIds.cs

@@ -3,7 +3,7 @@ using System.Collections.Generic;
 namespace MediaBrowser.Model.Entities
 {
     /// <summary>
-    /// Since BaseItem and DTOBaseItem both have ProviderIds, this interface helps avoid code repition by using extension methods.
+    /// Since BaseItem and DTOBaseItem both have ProviderIds, this interface helps avoid code repetition by using extension methods.
     /// </summary>
     public interface IHasProviderIds
     {

MediaBrowser.Model/Entities/ImageType.cs

@@ -63,6 +63,11 @@ namespace MediaBrowser.Model.Entities
         /// <summary>
         /// The box rear.
         /// </summary>
-        BoxRear = 11
+        BoxRear = 11,
+
+        /// <summary>
+        /// The user profile image.
+        /// </summary>
+        Profile = 12
     }
 }

MediaBrowser.Model/Entities/LibraryUpdateInfo.cs

@@ -5,15 +5,29 @@ using System;
 namespace MediaBrowser.Model.Entities
 {
     /// <summary>
-    /// Class LibraryUpdateInfo
+    /// Class LibraryUpdateInfo.
     /// </summary>
     public class LibraryUpdateInfo
     {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LibraryUpdateInfo"/> class.
+        /// </summary>
+        public LibraryUpdateInfo()
+        {
+            FoldersAddedTo = Array.Empty<string>();
+            FoldersRemovedFrom = Array.Empty<string>();
+            ItemsAdded = Array.Empty<string>();
+            ItemsRemoved = Array.Empty<string>();
+            ItemsUpdated = Array.Empty<string>();
+            CollectionFolders = Array.Empty<string>();
+        }
+
         /// <summary>
         /// Gets or sets the folders added to.
         /// </summary>
         /// <value>The folders added to.</value>
         public string[] FoldersAddedTo { get; set; }
+
         /// <summary>
         /// Gets or sets the folders removed from.
         /// </summary>
@@ -41,18 +55,5 @@ namespace MediaBrowser.Model.Entities
         public string[] CollectionFolders { get; set; }
 
         public bool IsEmpty => FoldersAddedTo.Length == 0 && FoldersRemovedFrom.Length == 0 && ItemsAdded.Length == 0 && ItemsRemoved.Length == 0 && ItemsUpdated.Length == 0 && CollectionFolders.Length == 0;
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="LibraryUpdateInfo"/> class.
-        /// </summary>
-        public LibraryUpdateInfo()
-        {
-            FoldersAddedTo = Array.Empty<string>();
-            FoldersRemovedFrom = Array.Empty<string>();
-            ItemsAdded = Array.Empty<string>();
-            ItemsRemoved = Array.Empty<string>();
-            ItemsUpdated = Array.Empty<string>();
-            CollectionFolders = Array.Empty<string>();
-        }
     }
 }

MediaBrowser.Model/Entities/MediaAttachment.cs

@@ -1,3 +1,4 @@
+#nullable disable
 namespace MediaBrowser.Model.Entities
 {
     /// <summary>

MediaBrowser.Model/Entities/MediaStream.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -12,7 +13,7 @@ using MediaBrowser.Model.MediaInfo;
 namespace MediaBrowser.Model.Entities
 {
     /// <summary>
-    /// Class MediaStream
+    /// Class MediaStream.
     /// </summary>
     public class MediaStream
     {
@@ -34,6 +35,18 @@ namespace MediaBrowser.Model.Entities
         /// <value>The language.</value>
         public string Language { get; set; }
 
+        /// <summary>
+        /// Gets or sets the color range.
+        /// </summary>
+        /// <value>The color range.</value>
+        public string ColorRange { get; set; }
+
+        /// <summary>
+        /// Gets or sets the color space.
+        /// </summary>
+        /// <value>The color space.</value>
+        public string ColorSpace { get; set; }
+
         /// <summary>
         /// Gets or sets the color transfer.
         /// </summary>
@@ -46,12 +59,6 @@ namespace MediaBrowser.Model.Entities
         /// <value>The color primaries.</value>
         public string ColorPrimaries { get; set; }
 
-        /// <summary>
-        /// Gets or sets the color space.
-        /// </summary>
-        /// <value>The color space.</value>
-        public string ColorSpace { get; set; }
-
         /// <summary>
         /// Gets or sets the comment.
         /// </summary>
@@ -111,106 +118,146 @@ namespace MediaBrowser.Model.Entities
         {
             get
             {
-                if (Type == MediaStreamType.Audio)
+                switch (Type)
                 {
-                    //if (!string.IsNullOrEmpty(Title))
-                    //{
-                    //    return AddLanguageIfNeeded(Title);
-                    //}
+                    case MediaStreamType.Audio:
+                    {
+                        var attributes = new List<string>();
 
-                    var attributes = new List<string>();
+                        if (!string.IsNullOrEmpty(Language))
+                        {
+                            // Get full language string i.e. eng -> English. Will not work for some languages which use ISO 639-2/B instead of /T codes.
+                            string fullLanguage = CultureInfo
+                                .GetCultures(CultureTypes.NeutralCultures)
+                                .FirstOrDefault(r => r.ThreeLetterISOLanguageName.Equals(Language, StringComparison.OrdinalIgnoreCase))
+                                ?.DisplayName;
+                            attributes.Add(StringHelper.FirstToUpper(fullLanguage ?? Language));
+                        }
 
-                    if (!string.IsNullOrEmpty(Language))
-                    {
-                        attributes.Add(StringHelper.FirstToUpper(Language));
-                    }
-                    if (!string.IsNullOrEmpty(Codec) && !string.Equals(Codec, "dca", StringComparison.OrdinalIgnoreCase))
-                    {
-                        attributes.Add(AudioCodec.GetFriendlyName(Codec));
-                    }
-                    else if (!string.IsNullOrEmpty(Profile) && !string.Equals(Profile, "lc", StringComparison.OrdinalIgnoreCase))
-                    {
-                        attributes.Add(Profile);
+                        if (!string.IsNullOrEmpty(Codec) && !string.Equals(Codec, "dca", StringComparison.OrdinalIgnoreCase))
+                        {
+                            attributes.Add(AudioCodec.GetFriendlyName(Codec));
+                        }
+                        else if (!string.IsNullOrEmpty(Profile) && !string.Equals(Profile, "lc", StringComparison.OrdinalIgnoreCase))
+                        {
+                            attributes.Add(Profile);
+                        }
+
+                        if (!string.IsNullOrEmpty(ChannelLayout))
+                        {
+                            attributes.Add(StringHelper.FirstToUpper(ChannelLayout));
+                        }
+                        else if (Channels.HasValue)
+                        {
+                            attributes.Add(Channels.Value.ToString(CultureInfo.InvariantCulture) + " ch");
+                        }
+
+                        if (IsDefault)
+                        {
+                            attributes.Add(string.IsNullOrEmpty(localizedDefault) ? "Default" : localizedDefault);
+                        }
+
+                        if (!string.IsNullOrEmpty(Title))
+                        {
+                            var result = new StringBuilder(Title);
+                            foreach (var tag in attributes)
+                            {
+                                // Keep Tags that are not already in Title.
+                                if (Title.IndexOf(tag, StringComparison.OrdinalIgnoreCase) == -1)
+                                {
+                                    result.Append(" - ").Append(tag);
+                                }
+                            }
+
+                            return result.ToString();
+                        }
+
+                        return string.Join(" - ", attributes);
                     }
 
-                    if (!string.IsNullOrEmpty(ChannelLayout))
+                    case MediaStreamType.Video:
                     {
-                        attributes.Add(ChannelLayout);
-                    }
-                    else if (Channels.HasValue)
-                    {
-                        attributes.Add(Channels.Value.ToString(CultureInfo.InvariantCulture) + " ch");
-                    }
-                    if (IsDefault)
-                    {
-                        attributes.Add("Default");
+                        var attributes = new List<string>();
+
+                        var resolutionText = GetResolutionText();
+
+                        if (!string.IsNullOrEmpty(resolutionText))
+                        {
+                            attributes.Add(resolutionText);
+                        }
+
+                        if (!string.IsNullOrEmpty(Codec))
+                        {
+                            attributes.Add(Codec.ToUpperInvariant());
+                        }
+
+                        if (!string.IsNullOrEmpty(Title))
+                        {
+                            var result = new StringBuilder(Title);
+                            foreach (var tag in attributes)
+                            {
+                                // Keep Tags that are not already in Title.
+                                if (Title.IndexOf(tag, StringComparison.OrdinalIgnoreCase) == -1)
+                                {
+                                    result.Append(" - ").Append(tag);
+                                }
+                            }
+
+                            return result.ToString();
+                        }
+
+                        return string.Join(" ", attributes);
                     }
 
-                    return string.Join(" ", attributes);
+                    case MediaStreamType.Subtitle:
+                    {
+                        var attributes = new List<string>();
+
+                        if (!string.IsNullOrEmpty(Language))
+                        {
+                            // Get full language string i.e. eng -> English. Will not work for some languages which use ISO 639-2/B instead of /T codes.
+                            string fullLanguage = CultureInfo
+                                .GetCultures(CultureTypes.NeutralCultures)
+                                .FirstOrDefault(r => r.ThreeLetterISOLanguageName.Equals(Language, StringComparison.OrdinalIgnoreCase))
+                                ?.DisplayName;
+                            attributes.Add(StringHelper.FirstToUpper(fullLanguage ?? Language));
+                        }
+                        else
+                        {
+                            attributes.Add(string.IsNullOrEmpty(localizedUndefined) ? "Und" : localizedUndefined);
+                        }
+
+                        if (IsDefault)
+                        {
+                            attributes.Add(string.IsNullOrEmpty(localizedDefault) ? "Default" : localizedDefault);
+                        }
+
+                        if (IsForced)
+                        {
+                            attributes.Add(string.IsNullOrEmpty(localizedForced) ? "Forced" : localizedForced);
+                        }
+
+                        if (!string.IsNullOrEmpty(Title))
+                        {
+                            var result = new StringBuilder(Title);
+                            foreach (var tag in attributes)
+                            {
+                                // Keep Tags that are not already in Title.
+                                if (Title.IndexOf(tag, StringComparison.OrdinalIgnoreCase) == -1)
+                                {
+                                    result.Append(" - ").Append(tag);
+                                }
+                            }
+
+                            return result.ToString();
+                        }
+
+                        return string.Join(" - ", attributes);
+                    }
+
+                    default:
+                        return null;
                 }
-
-                if (Type == MediaStreamType.Video)
-                {
-                    var attributes = new List<string>();
-
-                    var resolutionText = GetResolutionText();
-
-                    if (!string.IsNullOrEmpty(resolutionText))
-                    {
-                        attributes.Add(resolutionText);
-                    }
-
-                    if (!string.IsNullOrEmpty(Codec))
-                    {
-                        attributes.Add(Codec.ToUpperInvariant());
-                    }
-
-                    return string.Join(" ", attributes);
-                }
-
-                if (Type == MediaStreamType.Subtitle)
-                {
-
-                    var attributes = new List<string>();
-
-                    if (!string.IsNullOrEmpty(Language))
-                    {
-                        attributes.Add(StringHelper.FirstToUpper(Language));
-                    }
-                    else
-                    {
-                        attributes.Add(string.IsNullOrEmpty(localizedUndefined) ? "Und" : localizedUndefined);
-                    }
-
-                    if (IsDefault)
-                    {
-                        attributes.Add(string.IsNullOrEmpty(localizedDefault) ? "Default" : localizedDefault);
-                    }
-
-                    if (IsForced)
-                    {
-                        attributes.Add(string.IsNullOrEmpty(localizedForced) ? "Forced" : localizedForced);
-                    }
-
-                    if (!string.IsNullOrEmpty(Title))
-                    {
-                        return attributes.AsEnumerable()
-                        // keep Tags that are not already in Title
-                        .Where(tag => Title.IndexOf(tag, StringComparison.OrdinalIgnoreCase) == -1)
-                        // attributes concatenation, starting with Title
-                        .Aggregate(new StringBuilder(Title), (builder, attr) => builder.Append(" - ").Append(attr))
-                        .ToString();
-                    }
-
-                    return string.Join(" - ", attributes.ToArray());
-                }
-
-                if (Type == MediaStreamType.Video)
-                {
-
-                }
-
-                return null;
             }
         }
 
@@ -227,30 +274,37 @@ namespace MediaBrowser.Model.Entities
                 {
                     return "4K";
                 }
+
                 if (width >= 2500)
                 {
                     if (i.IsInterlaced)
                     {
                         return "1440i";
                     }
+
                     return "1440p";
                 }
+
                 if (width >= 1900 || height >= 1000)
                 {
                     if (i.IsInterlaced)
                     {
                         return "1080i";
                     }
+
                     return "1080p";
                 }
+
                 if (width >= 1260 || height >= 700)
                 {
                     if (i.IsInterlaced)
                     {
                         return "720i";
                     }
+
                     return "720p";
                 }
+
                 if (width >= 700 || height >= 440)
                 {
 
@@ -258,11 +312,13 @@ namespace MediaBrowser.Model.Entities
                     {
                         return "480i";
                     }
+
                     return "480p";
                 }
 
                 return "SD";
             }
+
             return null;
         }
 
@@ -395,11 +451,13 @@ namespace MediaBrowser.Model.Entities
         /// </summary>
         /// <value>The method.</value>
         public SubtitleDeliveryMethod? DeliveryMethod { get; set; }
+
         /// <summary>
         /// Gets or sets the delivery URL.
         /// </summary>
         /// <value>The delivery URL.</value>
         public string DeliveryUrl { get; set; }
+
         /// <summary>
         /// Gets or sets a value indicating whether this instance is external URL.
         /// </summary>
@@ -410,7 +468,10 @@ namespace MediaBrowser.Model.Entities
         {
             get
             {
-                if (Type != MediaStreamType.Subtitle) return false;
+                if (Type != MediaStreamType.Subtitle)
+                {
+                    return false;
+                }
 
                 if (string.IsNullOrEmpty(Codec) && !IsExternal)
                 {
@@ -448,6 +509,7 @@ namespace MediaBrowser.Model.Entities
             {
                 return false;
             }
+
             if (string.Equals(fromCodec, "ssa", StringComparison.OrdinalIgnoreCase))
             {
                 return false;
@@ -458,6 +520,7 @@ namespace MediaBrowser.Model.Entities
             {
                 return false;
             }
+
             if (string.Equals(toCodec, "ssa", StringComparison.OrdinalIgnoreCase))
             {
                 return false;

MediaBrowser.Model/Entities/MediaUrl.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Entities
@@ -5,6 +6,7 @@ namespace MediaBrowser.Model.Entities
     public class MediaUrl
     {
         public string Url { get; set; }
+
         public string Name { get; set; }
     }
 }

MediaBrowser.Model/Entities/MetadataFields.cs

@@ -3,7 +3,7 @@ namespace MediaBrowser.Model.Entities
     /// <summary>
     /// Enum MetadataFields.
     /// </summary>
-    public enum MetadataFields
+    public enum MetadataField
     {
         /// <summary>
         /// The cast.

MediaBrowser.Model/Entities/MetadataProvider.cs

@@ -3,28 +3,32 @@
 namespace MediaBrowser.Model.Entities
 {
     /// <summary>
-    /// Enum MetadataProviders
+    /// Enum MetadataProviders.
     /// </summary>
-    public enum MetadataProviders
+    public enum MetadataProvider
     {
         /// <summary>
-        /// The imdb
+        /// The imdb.
         /// </summary>
         Imdb = 2,
+
         /// <summary>
-        /// The TMDB
+        /// The TMDB.
         /// </summary>
         Tmdb = 3,
+
         /// <summary>
-        /// The TVDB
+        /// The TVDB.
         /// </summary>
         Tvdb = 4,
+
         /// <summary>
-        /// The tvcom
+        /// The tvcom.
         /// </summary>
         Tvcom = 5,
+
         /// <summary>
-        /// Tmdb Collection Id
+        /// Tmdb Collection Id.
         /// </summary>
         TmdbCollection = 7,
         MusicBrainzAlbum = 8,

MediaBrowser.Model/Entities/PackageReviewInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -7,34 +8,33 @@ namespace MediaBrowser.Model.Entities
     public class PackageReviewInfo
     {
         /// <summary>
-        /// The package id (database key) for this review
+        /// Gets or sets the package id (database key) for this review.
         /// </summary>
         public int id { get; set; }
 
         /// <summary>
-        /// The rating value
+        /// Gets or sets the rating value.
         /// </summary>
         public int rating { get; set; }
 
         /// <summary>
-        /// Whether or not this review recommends this item
+        /// Gets or sets whether or not this review recommends this item.
         /// </summary>
         public bool recommend { get; set; }
 
         /// <summary>
-        /// A short description of the review
+        /// Gets or sets a short description of the review.
         /// </summary>
         public string title { get; set; }
 
         /// <summary>
-        /// A full review
+        /// Gets or sets the full review.
         /// </summary>
         public string review { get; set; }
 
         /// <summary>
-        /// Time of review
+        /// Gets or sets the time of review.
         /// </summary>
         public DateTime timestamp { get; set; }
-
     }
 }

MediaBrowser.Model/Entities/ParentalRating.cs

@@ -1,12 +1,23 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Entities
 {
     /// <summary>
-    /// Class ParentalRating
+    /// Class ParentalRating.
     /// </summary>
     public class ParentalRating
     {
+        public ParentalRating()
+        {
+        }
+
+        public ParentalRating(string name, int value)
+        {
+            Name = name;
+            Value = value;
+        }
+
         /// <summary>
         /// Gets or sets the name.
         /// </summary>
@@ -18,16 +29,5 @@ namespace MediaBrowser.Model.Entities
         /// </summary>
         /// <value>The value.</value>
         public int Value { get; set; }
-
-        public ParentalRating()
-        {
-
-        }
-
-        public ParentalRating(string name, int value)
-        {
-            Name = name;
-            Value = value;
-        }
     }
 }

MediaBrowser.Model/Entities/ProviderIdsExtensions.cs

@@ -14,7 +14,7 @@ namespace MediaBrowser.Model.Entities
         /// <param name="instance">The instance.</param>
         /// <param name="provider">The provider.</param>
         /// <returns><c>true</c> if [has provider identifier] [the specified instance]; otherwise, <c>false</c>.</returns>
-        public static bool HasProviderId(this IHasProviderIds instance, MetadataProviders provider)
+        public static bool HasProviderId(this IHasProviderIds instance, MetadataProvider provider)
         {
             return !string.IsNullOrEmpty(instance.GetProviderId(provider.ToString()));
         }
@@ -25,7 +25,7 @@ namespace MediaBrowser.Model.Entities
         /// <param name="instance">The instance.</param>
         /// <param name="provider">The provider.</param>
         /// <returns>System.String.</returns>
-        public static string GetProviderId(this IHasProviderIds instance, MetadataProviders provider)
+        public static string? GetProviderId(this IHasProviderIds instance, MetadataProvider provider)
         {
             return instance.GetProviderId(provider.ToString());
         }
@@ -36,7 +36,7 @@ namespace MediaBrowser.Model.Entities
         /// <param name="instance">The instance.</param>
         /// <param name="name">The name.</param>
         /// <returns>System.String.</returns>
-        public static string GetProviderId(this IHasProviderIds instance, string name)
+        public static string? GetProviderId(this IHasProviderIds instance, string name)
         {
             if (instance == null)
             {
@@ -94,7 +94,7 @@ namespace MediaBrowser.Model.Entities
         /// <param name="instance">The instance.</param>
         /// <param name="provider">The provider.</param>
         /// <param name="value">The value.</param>
-        public static void SetProviderId(this IHasProviderIds instance, MetadataProviders provider, string value)
+        public static void SetProviderId(this IHasProviderIds instance, MetadataProvider provider, string value)
         {
             instance.SetProviderId(provider.ToString(), value);
         }

MediaBrowser.Model/Entities/ScrollDirection.cs

@@ -1,18 +0,0 @@
-namespace MediaBrowser.Model.Entities
-{
-    /// <summary>
-    /// Enum ScrollDirection.
-    /// </summary>
-    public enum ScrollDirection
-    {
-        /// <summary>
-        /// The horizontal.
-        /// </summary>
-        Horizontal,
-
-        /// <summary>
-        /// The vertical.
-        /// </summary>
-        Vertical
-    }
-}

MediaBrowser.Model/Entities/SortOrder.cs

@@ -1,18 +0,0 @@
-namespace MediaBrowser.Model.Entities
-{
-    /// <summary>
-    /// Enum SortOrder.
-    /// </summary>
-    public enum SortOrder
-    {
-        /// <summary>
-        /// The ascending.
-        /// </summary>
-        Ascending,
-
-        /// <summary>
-        /// The descending.
-        /// </summary>
-        Descending
-    }
-}

MediaBrowser.Model/Entities/VirtualFolderInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -6,7 +7,7 @@ using MediaBrowser.Model.Configuration;
 namespace MediaBrowser.Model.Entities
 {
     /// <summary>
-    /// Used to hold information about a user's list of configured virtual folders
+    /// Used to hold information about a user's list of configured virtual folders.
     /// </summary>
     public class VirtualFolderInfo
     {
@@ -51,6 +52,7 @@ namespace MediaBrowser.Model.Entities
         public string PrimaryImageItemId { get; set; }
 
         public double? RefreshProgress { get; set; }
+
         public string RefreshStatus { get; set; }
     }
 }

MediaBrowser.Model/Events/GenericEventArgs.cs

@@ -1,33 +0,0 @@
-using System;
-
-namespace MediaBrowser.Model.Events
-{
-    /// <summary>
-    /// Provides a generic EventArgs subclass that can hold any kind of object.
-    /// </summary>
-    /// <typeparam name="T"></typeparam>
-    public class GenericEventArgs<T> : EventArgs
-    {
-        /// <summary>
-        /// Gets or sets the argument.
-        /// </summary>
-        /// <value>The argument.</value>
-        public T Argument { get; set; }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="GenericEventArgs{T}"/> class.
-        /// </summary>
-        /// <param name="arg">The argument.</param>
-        public GenericEventArgs(T arg)
-        {
-            Argument = arg;
-        }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="GenericEventArgs{T}"/> class.
-        /// </summary>
-        public GenericEventArgs()
-        {
-        }
-    }
-}

MediaBrowser.Model/Extensions/EnumerableExtensions.cs

@@ -0,0 +1,46 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using MediaBrowser.Model.Providers;
+
+namespace MediaBrowser.Model.Extensions
+{
+    /// <summary>
+    /// Extension methods for <see cref="IEnumerable{T}"/>.
+    /// </summary>
+    public static class EnumerableExtensions
+    {
+        /// <summary>
+        /// Orders <see cref="RemoteImageInfo"/> by requested language in descending order, prioritizing "en" over other non-matches.
+        /// </summary>
+        /// <param name="remoteImageInfos">The remote image infos.</param>
+        /// <param name="requestedLanguage">The requested language for the images.</param>
+        /// <returns>The ordered remote image infos.</returns>
+        public static IEnumerable<RemoteImageInfo> OrderByLanguageDescending(this IEnumerable<RemoteImageInfo> remoteImageInfos, string requestedLanguage)
+        {
+            var isRequestedLanguageEn = string.Equals(requestedLanguage, "en", StringComparison.OrdinalIgnoreCase);
+
+            return remoteImageInfos.OrderByDescending(i =>
+                {
+                    if (string.Equals(requestedLanguage, i.Language, StringComparison.OrdinalIgnoreCase))
+                    {
+                        return 3;
+                    }
+
+                    if (!isRequestedLanguageEn && string.Equals("en", i.Language, StringComparison.OrdinalIgnoreCase))
+                    {
+                        return 2;
+                    }
+
+                    if (string.IsNullOrEmpty(i.Language))
+                    {
+                        return isRequestedLanguageEn ? 3 : 2;
+                    }
+
+                    return 0;
+                })
+                .ThenByDescending(i => i.CommunityRating ?? 0)
+                .ThenByDescending(i => i.VoteCount ?? 0);
+        }
+    }
+}

MediaBrowser.Model/Extensions/StringHelper.cs

@@ -12,9 +12,9 @@ namespace MediaBrowser.Model.Extensions
         /// <returns>The string with the first character as uppercase.</returns>
         public static string FirstToUpper(string str)
         {
-            if (string.IsNullOrEmpty(str))
+            if (str.Length == 0)
             {
-                return string.Empty;
+                return str;
             }
 
             if (char.IsUpper(str[0]))

MediaBrowser.Model/Globalization/CountryInfo.cs

@@ -1,3 +1,4 @@
+#nullable disable
 namespace MediaBrowser.Model.Globalization
 {
     /// <summary>

MediaBrowser.Model/Globalization/CultureDto.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;

MediaBrowser.Model/Globalization/ILocalizationManager.cs

@@ -1,3 +1,4 @@
+#nullable disable
 using System.Collections.Generic;
 using System.Globalization;
 using MediaBrowser.Model.Entities;

MediaBrowser.Model/Globalization/LocalizationOption.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 namespace MediaBrowser.Model.Globalization
@@ -11,6 +12,7 @@ namespace MediaBrowser.Model.Globalization
         }
 
         public string Name { get; set; }
+
         public string Value { get; set; }
     }
 }

MediaBrowser.Model/IO/FileSystemEntryInfo.cs

@@ -1,26 +1,39 @@
 namespace MediaBrowser.Model.IO
 {
     /// <summary>
-    /// Class FileSystemEntryInfo
+    /// Class FileSystemEntryInfo.
     /// </summary>
     public class FileSystemEntryInfo
     {
         /// <summary>
-        /// Gets or sets the name.
+        /// Initializes a new instance of the <see cref="FileSystemEntryInfo" /> class.
+        /// </summary>
+        /// <param name="name">The filename.</param>
+        /// <param name="path">The file path.</param>
+        /// <param name="type">The file type.</param>
+        public FileSystemEntryInfo(string name, string path, FileSystemEntryType type)
+        {
+            Name = name;
+            Path = path;
+            Type = type;
+        }
+
+        /// <summary>
+        /// Gets the name.
         /// </summary>
         /// <value>The name.</value>
-        public string Name { get; set; }
+        public string Name { get; }
 
         /// <summary>
-        /// Gets or sets the path.
+        /// Gets the path.
         /// </summary>
         /// <value>The path.</value>
-        public string Path { get; set; }
+        public string Path { get; }
 
         /// <summary>
-        /// Gets or sets the type.
+        /// Gets the type.
         /// </summary>
         /// <value>The type.</value>
-        public FileSystemEntryType Type { get; set; }
+        public FileSystemEntryType Type { get; }
     }
 }

MediaBrowser.Model/IO/FileSystemMetadata.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -55,7 +56,7 @@ namespace MediaBrowser.Model.IO
         public DateTime CreationTimeUtc { get; set; }
 
         /// <summary>
-        /// Gets a value indicating whether this instance is directory.
+        /// Gets or sets a value indicating whether this instance is directory.
         /// </summary>
         /// <value><c>true</c> if this instance is directory; otherwise, <c>false</c>.</value>
         public bool IsDirectory { get; set; }

MediaBrowser.Model/IO/IFileSystem.cs

@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
@@ -200,9 +201,9 @@ namespace MediaBrowser.Model.IO
         IEnumerable<string> GetFileSystemEntryPaths(string path, bool recursive = false);
 
         void SetHidden(string path, bool isHidden);
-        void SetReadOnly(string path, bool readOnly);
+
         void SetAttributes(string path, bool isHidden, bool readOnly);
+
         List<FileSystemMetadata> GetDrives();
-        void SetExecutable(string path);
     }
 }

MediaBrowser.Model/IO/IIsoManager.cs

@@ -16,7 +16,6 @@ namespace MediaBrowser.Model.IO
         /// <param name="isoPath">The iso path.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <returns>IsoMount.</returns>
-        /// <exception cref="ArgumentNullException">isoPath</exception>
         /// <exception cref="IOException">Unable to create mount.</exception>
         Task<IIsoMount> Mount(string isoPath, CancellationToken cancellationToken);
 

MediaBrowser.Model/IO/IIsoMount.cs

@@ -8,7 +8,7 @@ namespace MediaBrowser.Model.IO
     public interface IIsoMount : IDisposable
     {
         /// <summary>
-        /// Gets or sets the iso path.
+        /// Gets the iso path.
         /// </summary>
         /// <value>The iso path.</value>
         string IsoPath { get; }