1 files changed, 0 insertions, 212 deletions
diff --git a/MediaBrowser.Controller/MediaEncoding/MediaStreamSelector.cs b/MediaBrowser.Controller/MediaEncoding/MediaStreamSelector.cs
deleted file mode 100644
index 8169cc7d9..000000000
--- a/MediaBrowser.Controller/MediaEncoding/MediaStreamSelector.cs
+++ /dev/null
@@ -1,212 +0,0 @@
-using MediaBrowser.Model.Configuration;
-using MediaBrowser.Model.Entities;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-
-namespace MediaBrowser.Controller.MediaEncoding
-{
-    public static class MediaStreamSelector
-    {
-        public static int? GetDefaultAudioStreamIndex(List<MediaStream> streams, IEnumerable<string> preferredLanguages, bool preferDefaultTrack)
-        {
-            streams = GetSortedStreams(streams, MediaStreamType.Audio, preferredLanguages.ToList())
-               .ToList();
-
-            if (preferDefaultTrack)
-            {
-                var defaultStream = streams.FirstOrDefault(i => i.IsDefault);
-
-                if (defaultStream != null)
-                {
-                    return defaultStream.Index;
-                }
-            }
-
-            var stream = streams.FirstOrDefault();
-
-            if (stream != null)
-            {
-                return stream.Index;
-            }
-
-            return null;
-        }
-
-        public static int? GetDefaultSubtitleStreamIndex(List<MediaStream> streams,
-            List<string> preferredLanguages,
-            SubtitlePlaybackMode mode,
-            string audioTrackLanguage)
-        {
-            streams = GetSortedStreams(streams, MediaStreamType.Subtitle, preferredLanguages)
-                .ToList();
-
-            MediaStream stream = null;
-
-            if (mode == SubtitlePlaybackMode.None)
-            {
-                return null;
-            }
-
-            if (mode == SubtitlePlaybackMode.Default)
-            {
-                // Prefer embedded metadata over smart logic
-
-                stream = streams.FirstOrDefault(s => s.IsForced && string.Equals(s.Language, audioTrackLanguage, StringComparison.OrdinalIgnoreCase)) ??
-                    streams.FirstOrDefault(s => s.IsForced) ??
-                    streams.FirstOrDefault(s => s.IsDefault);
-
-                // if the audio language is not understood by the user, load their preferred subs, if there are any
-                if (stream == null && !ContainsOrdinal(preferredLanguages, audioTrackLanguage))
-                {
-                    stream = streams.Where(s => !s.IsForced).FirstOrDefault(s => ContainsOrdinal(preferredLanguages, s.Language));
-                }
-            }
-            else if (mode == SubtitlePlaybackMode.Smart)
-            {
-                // Prefer smart logic over embedded metadata
-
-                // if the audio language is not understood by the user, load their preferred subs, if there are any
-                if (!ContainsOrdinal(preferredLanguages, audioTrackLanguage))
-                {
-                    stream = streams.Where(s => !s.IsForced).FirstOrDefault(s => ContainsOrdinal(preferredLanguages, s.Language)) ??
-                        streams.FirstOrDefault(s => ContainsOrdinal(preferredLanguages, s.Language));
-                }
-            }
-            else if (mode == SubtitlePlaybackMode.Always)
-            {
-                // always load the most suitable full subtitles
-                stream = streams.FirstOrDefault(s => !s.IsForced);
-            }
-            else if (mode == SubtitlePlaybackMode.OnlyForced)
-            {
-                // always load the most suitable full subtitles
-                stream = streams.FirstOrDefault(s => s.IsForced && string.Equals(s.Language, audioTrackLanguage, StringComparison.OrdinalIgnoreCase)) ??
-                    streams.FirstOrDefault(s => s.IsForced);
-            }
-
-            // load forced subs if we have found no suitable full subtitles
-            stream = stream ?? streams.FirstOrDefault(s => s.IsForced && string.Equals(s.Language, audioTrackLanguage, StringComparison.OrdinalIgnoreCase));
-
-            if (stream != null)
-            {
-                return stream.Index;
-            }
-
-            return null;
-        }
-
-        private static bool ContainsOrdinal(IEnumerable<string> list, string item)
-        {
-            return list.Any(i => string.Equals(i, item, StringComparison.OrdinalIgnoreCase));
-        }
-
-        private static IEnumerable<MediaStream> GetSortedStreams(IEnumerable<MediaStream> streams, MediaStreamType type, List<string> languagePreferences)
-        {
-            // Give some preferance to external text subs for better performance
-            return streams.Where(i => i.Type == type)
-                .OrderBy(i =>
-            {
-                var index = languagePreferences.FindIndex(l => string.Equals(i.Language, l, StringComparison.OrdinalIgnoreCase));
-
-                return index == -1 ? 100 : index;
-            })
-                 .ThenBy(i => GetBooleanOrderBy(i.IsDefault))
-                 .ThenBy(i => GetBooleanOrderBy(i.SupportsExternalStream))
-                 .ThenBy(i => GetBooleanOrderBy(i.IsTextSubtitleStream))
-                 .ThenBy(i => GetBooleanOrderBy(i.IsExternal))
-                 .ThenBy(i => i.Index);
-        }
-
-        public static void SetSubtitleStreamScores(List<MediaStream> streams,
-            List<string> preferredLanguages,
-            SubtitlePlaybackMode mode,
-            string audioTrackLanguage)
-        {
-            if (mode == SubtitlePlaybackMode.None)
-            {
-                return;
-            }
-
-            streams = GetSortedStreams(streams, MediaStreamType.Subtitle, preferredLanguages)
-                .ToList();
-
-            var filteredStreams = new List<MediaStream>();
-
-            if (mode == SubtitlePlaybackMode.Default)
-            {
-                // Prefer embedded metadata over smart logic
-
-                filteredStreams = streams.Where(s => s.IsForced || s.IsDefault)
-                    .ToList();
-            }
-            else if (mode == SubtitlePlaybackMode.Smart)
-            {
-                // Prefer smart logic over embedded metadata
-
-                // if the audio language is not understood by the user, load their preferred subs, if there are any
-                if (!ContainsOrdinal(preferredLanguages, audioTrackLanguage))
-                {
-                    filteredStreams = streams.Where(s => !s.IsForced && ContainsOrdinal(preferredLanguages, s.Language))
-                        .ToList();
-                }
-            }
-            else if (mode == SubtitlePlaybackMode.Always)
-            {
-                // always load the most suitable full subtitles
-                filteredStreams = streams.Where(s => !s.IsForced)
-                    .ToList();
-            }
-            else if (mode == SubtitlePlaybackMode.OnlyForced)
-            {
-                // always load the most suitable full subtitles
-                filteredStreams = streams.Where(s => s.IsForced).ToList();
-            }
-
-            // load forced subs if we have found no suitable full subtitles
-            if (filteredStreams.Count == 0)
-            {
-                filteredStreams = streams
-                    .Where(s => s.IsForced && string.Equals(s.Language, audioTrackLanguage, StringComparison.OrdinalIgnoreCase))
-                    .ToList();
-            }
-
-            foreach (var stream in filteredStreams)
-            {
-                stream.Score = GetSubtitleScore(stream, preferredLanguages);
-            }
-        }
-
-        private static int GetSubtitleScore(MediaStream stream, List<string> languagePreferences)
-        {
-            var values = new List<int>();
-
-            var index = languagePreferences.FindIndex(l => string.Equals(stream.Language, l, StringComparison.OrdinalIgnoreCase));
-
-            values.Add(index == -1 ? 0 : 100 - index);
-
-            values.Add(stream.IsForced ? 1 : 0);
-            values.Add(stream.IsDefault ? 1 : 0);
-            values.Add(stream.SupportsExternalStream ? 1 : 0);
-            values.Add(stream.IsTextSubtitleStream ? 1 : 0);
-            values.Add(stream.IsExternal ? 1 : 0);
-
-            values.Reverse();
-            var scale = 1;
-            var score = 0;
-
-            foreach (var value in values)
-            {
-                score += scale * (value + 1);
-                scale *= 10;
-            }
-
-            return score;
-        }
-
-        private static int GetBooleanOrderBy(bool value)
-        {
-            return value ? 0 : 1;
-        }
-    }
-}