diff --git a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs
index 7460a9f06b..0567bdfd9e 100644
--- a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs
+++ b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs
@@ -163,8 +163,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV
 
             var durationParam = " -t " + _mediaEncoder.GetTimeParameter(duration.Ticks);
             var inputModifiers = "-fflags +genpts -async 1 -vsync -1";
-            var mapArgs = "-map 0 -ignore_unknown";
-            var commandLineArgs = "-i \"{0}\"{5} " + mapArgs + " {2} -map_metadata -1 -threads 0 {3}{4} -y \"{1}\"";
+            var commandLineArgs = "-i \"{0}\"{5} {2} -map_metadata -1 -threads 0 {3}{4} -y \"{1}\"";
 
             long startTimeTicks = 0;
             //if (mediaSource.DateLiveStreamOpened.HasValue)
@@ -207,7 +206,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV
             // do not copy aac because many players have difficulty with aac_latm
             if (_liveTvOptions.EnableOriginalAudioWithEncodedRecordings && !string.Equals(inputAudioCodec, "aac", StringComparison.OrdinalIgnoreCase))
             {
-                return "-codec:a copy";
+                return "-codec:a:0 copy";
             }
 
             var audioChannels = 2;
@@ -216,7 +215,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV
             {
                 audioChannels = audioStream.Channels ?? audioChannels;
             }
-            return "-codec:a aac -strict experimental -ab 320000";
+            return "-codec:a:0 aac -strict experimental -ab 320000";
         }
 
         private bool EncodeVideo(MediaSourceInfo mediaSource)
diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
index ad61f3e73c..18508a3997 100644
--- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
+++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
@@ -154,10 +154,6 @@ namespace MediaBrowser.Controller.MediaEncoding
             {
                 return "mpegts";
             }
-            if (string.Equals(container, "mpg", StringComparison.OrdinalIgnoreCase))
-            {
-                return "mpeg";
-            }
             // For these need to find out the ffmpeg names
             if (string.Equals(container, "m2ts", StringComparison.OrdinalIgnoreCase))
             {
@@ -171,12 +167,21 @@ namespace MediaBrowser.Controller.MediaEncoding
             {
                 return null;
             }
+            if (string.Equals(container, "mpg", StringComparison.OrdinalIgnoreCase))
+            {
+                return null;
+            }
+            if (string.Equals(container, "mpeg", StringComparison.OrdinalIgnoreCase))
+            {
+                return null;
+            }
 
             return container;
         }
 
         public string GetDecoderFromCodec(string codec)
         {
+            // For these need to find out the ffmpeg names
             if (string.Equals(codec, "mp2", StringComparison.OrdinalIgnoreCase))
             {
                 return null;
@@ -185,6 +190,10 @@ namespace MediaBrowser.Controller.MediaEncoding
             {
                 return null;
             }
+            if (string.Equals(codec, "eac3", StringComparison.OrdinalIgnoreCase))
+            {
+                return null;
+            }
 
             return codec;
         }
@@ -1494,7 +1503,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                     //inputModifier += " -noaccurate_seek";
                 }
 
-                if (!string.IsNullOrWhiteSpace(state.InputContainer) && state.VideoType == VideoType.VideoFile)
+                if (!string.IsNullOrWhiteSpace(state.InputContainer) && state.VideoType == VideoType.VideoFile && string.IsNullOrWhiteSpace(encodingOptions.HardwareAccelerationType))
                 {
                     var inputFormat = GetInputFormat(state.InputContainer);
                     if (!string.IsNullOrWhiteSpace(inputFormat))
@@ -1504,7 +1513,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 }
 
                 // Only do this for video files due to sometimes unpredictable codec names coming from BDInfo
-                if (state.RunTimeTicks.HasValue && string.IsNullOrWhiteSpace(encodingOptions.HardwareAccelerationType) && state.VideoType == VideoType.VideoFile)
+                if (state.RunTimeTicks.HasValue && state.VideoType == VideoType.VideoFile && string.IsNullOrWhiteSpace(encodingOptions.HardwareAccelerationType))
                 {
                     foreach (var stream in state.MediaSource.MediaStreams)
                     {
diff --git a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
index ca22dac2db..4a1bf53057 100644
--- a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
@@ -734,6 +734,16 @@ namespace MediaBrowser.MediaEncoding.Subtitles
                 }
             }
 
+            var charsetFromLanguage = string.IsNullOrWhiteSpace(language)
+                ? null
+                : GetSubtitleFileCharacterSetFromLanguage(language);
+
+            // This assumption should only be made for external subtitles
+            if (!string.IsNullOrWhiteSpace(charsetFromLanguage) && !string.Equals(charsetFromLanguage, "windows-1252", StringComparison.OrdinalIgnoreCase))
+            {
+                return charsetFromLanguage;
+            }
+
             var charset = await DetectCharset(path, language, protocol, cancellationToken).ConfigureAwait(false);
 
             if (!string.IsNullOrWhiteSpace(charset))
@@ -746,12 +756,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
                 return charset;
             }
 
-            if (!string.IsNullOrWhiteSpace(language))
-            {
-                return GetSubtitleFileCharacterSetFromLanguage(language);
-            }
-
-            return null;
+            return charsetFromLanguage;
         }
 
         public string GetSubtitleFileCharacterSetFromLanguage(string language)
diff --git a/MediaBrowser.Model/Dto/BaseItemDto.cs b/MediaBrowser.Model/Dto/BaseItemDto.cs
index c78c929670..5122227e1d 100644
--- a/MediaBrowser.Model/Dto/BaseItemDto.cs
+++ b/MediaBrowser.Model/Dto/BaseItemDto.cs
@@ -827,72 +827,6 @@ namespace MediaBrowser.Model.Dto
             get { return StringHelper.EqualsIgnoreCase(MediaType, Entities.MediaType.Video); }
         }
 
-        /// <summary>
-        /// Gets a value indicating whether this instance is audio.
-        /// </summary>
-        /// <value><c>true</c> if this instance is audio; otherwise, <c>false</c>.</value>
-        [IgnoreDataMember]
-        public bool IsAudio
-        {
-            get { return StringHelper.EqualsIgnoreCase(MediaType, Entities.MediaType.Audio); }
-        }
-
-        /// <summary>
-        /// Gets a value indicating whether this instance is game.
-        /// </summary>
-        /// <value><c>true</c> if this instance is game; otherwise, <c>false</c>.</value>
-        [IgnoreDataMember]
-        public bool IsGame
-        {
-            get { return StringHelper.EqualsIgnoreCase(MediaType, Entities.MediaType.Game); }
-        }
-
-        /// <summary>
-        /// Gets a value indicating whether this instance is person.
-        /// </summary>
-        /// <value><c>true</c> if this instance is person; otherwise, <c>false</c>.</value>
-        [IgnoreDataMember]
-        public bool IsPerson
-        {
-            get { return StringHelper.EqualsIgnoreCase(Type, "Person"); }
-        }
-
-        [IgnoreDataMember]
-        public bool IsMusicGenre
-        {
-            get { return StringHelper.EqualsIgnoreCase(Type, "MusicGenre"); }
-        }
-
-        [IgnoreDataMember]
-        public bool IsGameGenre
-        {
-            get { return StringHelper.EqualsIgnoreCase(Type, "GameGenre"); }
-        }
-
-        [IgnoreDataMember]
-        public bool IsGenre
-        {
-            get { return StringHelper.EqualsIgnoreCase(Type, "Genre"); }
-        }
-
-        [IgnoreDataMember]
-        public bool IsArtist
-        {
-            get { return StringHelper.EqualsIgnoreCase(Type, "MusicArtist"); }
-        }
-
-        [IgnoreDataMember]
-        public bool IsAlbum
-        {
-            get { return StringHelper.EqualsIgnoreCase(Type, "MusicAlbum"); }
-        }
-
-        [IgnoreDataMember]
-        public bool IsStudio
-        {
-            get { return StringHelper.EqualsIgnoreCase(Type, "Studio"); }
-        }
-
         /// <summary>
         /// Gets or sets the program identifier.
         /// </summary>