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			1714 lines
		
	
	
		
			66 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
			
		
		
	
	
			1714 lines
		
	
	
		
			66 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
| #nullable disable
 | |
| 
 | |
| using System;
 | |
| using System.Collections.Generic;
 | |
| using System.Globalization;
 | |
| using System.IO;
 | |
| using System.Linq;
 | |
| using System.Text;
 | |
| using System.Text.RegularExpressions;
 | |
| using System.Xml;
 | |
| using Jellyfin.Data.Enums;
 | |
| using Jellyfin.Extensions;
 | |
| using MediaBrowser.Controller.Extensions;
 | |
| using MediaBrowser.Controller.Library;
 | |
| using MediaBrowser.Model.Dto;
 | |
| using MediaBrowser.Model.Entities;
 | |
| using MediaBrowser.Model.Globalization;
 | |
| using MediaBrowser.Model.MediaInfo;
 | |
| using Microsoft.Extensions.Logging;
 | |
| 
 | |
| namespace MediaBrowser.MediaEncoding.Probing
 | |
| {
 | |
|     /// <summary>
 | |
|     /// Class responsible for normalizing FFprobe output.
 | |
|     /// </summary>
 | |
|     public partial class ProbeResultNormalizer
 | |
|     {
 | |
|         // When extracting subtitles, the maximum length to consider (to avoid invalid filenames)
 | |
|         private const int MaxSubtitleDescriptionExtractionLength = 100;
 | |
| 
 | |
|         private const string ArtistReplaceValue = " | ";
 | |
| 
 | |
|         private readonly char[] _nameDelimiters = { '/', '|', ';', '\\' };
 | |
|         private readonly string[] _webmVideoCodecs = { "av1", "vp8", "vp9" };
 | |
|         private readonly string[] _webmAudioCodecs = { "opus", "vorbis" };
 | |
| 
 | |
|         private readonly ILogger _logger;
 | |
|         private readonly ILocalizationManager _localization;
 | |
| 
 | |
|         private string[] _splitWhiteList;
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Initializes a new instance of the <see cref="ProbeResultNormalizer"/> class.
 | |
|         /// </summary>
 | |
|         /// <param name="logger">The <see cref="ILogger{ProbeResultNormalizer}"/> for use with the <see cref="ProbeResultNormalizer"/> instance.</param>
 | |
|         /// <param name="localization">The <see cref="ILocalizationManager"/> for use with the <see cref="ProbeResultNormalizer"/> instance.</param>
 | |
|         public ProbeResultNormalizer(ILogger logger, ILocalizationManager localization)
 | |
|         {
 | |
|             _logger = logger;
 | |
|             _localization = localization;
 | |
|         }
 | |
| 
 | |
|         private IReadOnlyList<string> SplitWhitelist => _splitWhiteList ??= new string[]
 | |
|         {
 | |
|             "AC/DC",
 | |
|             "A/T/O/S",
 | |
|             "As/Hi Soundworks",
 | |
|             "Au/Ra",
 | |
|             "Bremer/McCoy",
 | |
|             "b/bqスタヂオ",
 | |
|             "DOV/S",
 | |
|             "DJ'TEKINA//SOMETHING",
 | |
|             "IX/ON",
 | |
|             "J-CORE SLi//CER",
 | |
|             "M(a/u)SH",
 | |
|             "Kaoru/Brilliance",
 | |
|             "signum/ii",
 | |
|             "Richiter(LORB/DUGEM DI BARAT)",
 | |
|             "이달의 소녀 1/3",
 | |
|             "R!N / Gemie",
 | |
|             "LOONA 1/3",
 | |
|             "LOONA / yyxy",
 | |
|             "LOONA / ODD EYE CIRCLE",
 | |
|             "K/DA",
 | |
|             "22/7",
 | |
|             "諭吉佳作/men",
 | |
|             "//dARTH nULL",
 | |
|             "Phantom/Ghost",
 | |
|             "She/Her/Hers",
 | |
|             "5/8erl in Ehr'n",
 | |
|             "Smith/Kotzen",
 | |
|             "We;Na",
 | |
|             "LSR/CITY",
 | |
|         };
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Transforms a FFprobe response into its <see cref="MediaInfo"/> equivalent.
 | |
|         /// </summary>
 | |
|         /// <param name="data">The <see cref="InternalMediaInfoResult"/>.</param>
 | |
|         /// <param name="videoType">The <see cref="VideoType"/>.</param>
 | |
|         /// <param name="isAudio">A boolean indicating whether the media is audio.</param>
 | |
|         /// <param name="path">Path to media file.</param>
 | |
|         /// <param name="protocol">Path media protocol.</param>
 | |
|         /// <returns>The <see cref="MediaInfo"/>.</returns>
 | |
|         public MediaInfo GetMediaInfo(InternalMediaInfoResult data, VideoType? videoType, bool isAudio, string path, MediaProtocol protocol)
 | |
|         {
 | |
|             var info = new MediaInfo
 | |
|             {
 | |
|                 Path = path,
 | |
|                 Protocol = protocol,
 | |
|                 VideoType = videoType
 | |
|             };
 | |
| 
 | |
|             FFProbeHelpers.NormalizeFFProbeResult(data);
 | |
|             SetSize(data, info);
 | |
| 
 | |
|             var internalStreams = data.Streams ?? Array.Empty<MediaStreamInfo>();
 | |
|             var internalFrames = data.Frames ?? Array.Empty<MediaFrameInfo>();
 | |
| 
 | |
|             info.MediaStreams = internalStreams.Select(s => GetMediaStream(isAudio, s, data.Format, internalFrames))
 | |
|                 .Where(i => i is not null)
 | |
|                 // Drop subtitle streams if we don't know the codec because it will just cause failures if we don't know how to handle them
 | |
|                 .Where(i => i.Type != MediaStreamType.Subtitle || !string.IsNullOrWhiteSpace(i.Codec))
 | |
|                 .ToList();
 | |
| 
 | |
|             info.MediaAttachments = internalStreams.Select(GetMediaAttachment)
 | |
|                 .Where(i => i is not null)
 | |
|                 .ToList();
 | |
| 
 | |
|             if (data.Format is not null)
 | |
|             {
 | |
|                 info.Container = NormalizeFormat(data.Format.FormatName, info.MediaStreams);
 | |
| 
 | |
|                 if (int.TryParse(data.Format.BitRate, CultureInfo.InvariantCulture, out var value))
 | |
|                 {
 | |
|                     info.Bitrate = value;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             var tags = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
 | |
|             var tagStreamType = isAudio ? CodecType.Audio : CodecType.Video;
 | |
| 
 | |
|             var tagStream = data.Streams?.FirstOrDefault(i => i.CodecType == tagStreamType);
 | |
| 
 | |
|             if (tagStream?.Tags is not null)
 | |
|             {
 | |
|                 foreach (var (key, value) in tagStream.Tags)
 | |
|                 {
 | |
|                     tags[key] = value;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (data.Format?.Tags is not null)
 | |
|             {
 | |
|                 foreach (var (key, value) in data.Format.Tags)
 | |
|                 {
 | |
|                     tags[key] = value;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             FetchGenres(info, tags);
 | |
| 
 | |
|             info.Name = tags.GetFirstNotNullNorWhiteSpaceValue("title", "title-eng");
 | |
|             info.ForcedSortName = tags.GetFirstNotNullNorWhiteSpaceValue("sort_name", "title-sort", "titlesort");
 | |
|             info.Overview = tags.GetFirstNotNullNorWhiteSpaceValue("synopsis", "description", "desc");
 | |
| 
 | |
|             info.IndexNumber = FFProbeHelpers.GetDictionaryNumericValue(tags, "episode_sort");
 | |
|             info.ParentIndexNumber = FFProbeHelpers.GetDictionaryNumericValue(tags, "season_number");
 | |
|             info.ShowName = tags.GetValueOrDefault("show_name");
 | |
|             info.ProductionYear = FFProbeHelpers.GetDictionaryNumericValue(tags, "date");
 | |
| 
 | |
|             // Several different forms of retail/premiere date
 | |
|             info.PremiereDate =
 | |
|                 FFProbeHelpers.GetDictionaryDateTime(tags, "originaldate") ??
 | |
|                 FFProbeHelpers.GetDictionaryDateTime(tags, "retaildate") ??
 | |
|                 FFProbeHelpers.GetDictionaryDateTime(tags, "retail date") ??
 | |
|                 FFProbeHelpers.GetDictionaryDateTime(tags, "retail_date") ??
 | |
|                 FFProbeHelpers.GetDictionaryDateTime(tags, "date_released") ??
 | |
|                 FFProbeHelpers.GetDictionaryDateTime(tags, "date") ??
 | |
|                 FFProbeHelpers.GetDictionaryDateTime(tags, "creation_time");
 | |
| 
 | |
|             // Set common metadata for music (audio) and music videos (video)
 | |
|             info.Album = tags.GetValueOrDefault("album");
 | |
| 
 | |
|             if (tags.TryGetValue("artists", out var artists) && !string.IsNullOrWhiteSpace(artists))
 | |
|             {
 | |
|                 info.Artists = SplitDistinctArtists(artists, new[] { '/', ';' }, false).ToArray();
 | |
|             }
 | |
|             else
 | |
|             {
 | |
|                 var artist = tags.GetFirstNotNullNorWhiteSpaceValue("artist");
 | |
|                 info.Artists = artist is null
 | |
|                     ? Array.Empty<string>()
 | |
|                     : SplitDistinctArtists(artist, _nameDelimiters, true).ToArray();
 | |
|             }
 | |
| 
 | |
|             // Guess ProductionYear from PremiereDate if missing
 | |
|             if (!info.ProductionYear.HasValue && info.PremiereDate.HasValue)
 | |
|             {
 | |
|                 info.ProductionYear = info.PremiereDate.Value.Year;
 | |
|             }
 | |
| 
 | |
|             // Set mediaType-specific metadata
 | |
|             if (isAudio)
 | |
|             {
 | |
|                 SetAudioRuntimeTicks(data, info);
 | |
| 
 | |
|                 // tags are normally located under data.format, but we've seen some cases with ogg where they're part of the info stream
 | |
|                 // so let's create a combined list of both
 | |
| 
 | |
|                 SetAudioInfoFromTags(info, tags);
 | |
|             }
 | |
|             else
 | |
|             {
 | |
|                 FetchStudios(info, tags, "copyright");
 | |
| 
 | |
|                 var iTunExtc = tags.GetFirstNotNullNorWhiteSpaceValue("iTunEXTC");
 | |
|                 if (iTunExtc is not null)
 | |
|                 {
 | |
|                     var parts = iTunExtc.Split('|', StringSplitOptions.RemoveEmptyEntries);
 | |
|                     // Example
 | |
|                     // mpaa|G|100|For crude humor
 | |
|                     if (parts.Length > 1)
 | |
|                     {
 | |
|                         info.OfficialRating = parts[1];
 | |
| 
 | |
|                         if (parts.Length > 3)
 | |
|                         {
 | |
|                             info.OfficialRatingDescription = parts[3];
 | |
|                         }
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 var iTunXml = tags.GetFirstNotNullNorWhiteSpaceValue("iTunMOVI");
 | |
|                 if (iTunXml is not null)
 | |
|                 {
 | |
|                     FetchFromItunesInfo(iTunXml, info);
 | |
|                 }
 | |
| 
 | |
|                 if (data.Format is not null && !string.IsNullOrEmpty(data.Format.Duration))
 | |
|                 {
 | |
|                     info.RunTimeTicks = TimeSpan.FromSeconds(double.Parse(data.Format.Duration, CultureInfo.InvariantCulture)).Ticks;
 | |
|                 }
 | |
| 
 | |
|                 FetchWtvInfo(info, data);
 | |
| 
 | |
|                 if (data.Chapters is not null)
 | |
|                 {
 | |
|                     info.Chapters = data.Chapters.Select(GetChapterInfo).ToArray();
 | |
|                 }
 | |
| 
 | |
|                 ExtractTimestamp(info);
 | |
| 
 | |
|                 if (tags.TryGetValue("stereo_mode", out var stereoMode) && string.Equals(stereoMode, "left_right", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     info.Video3DFormat = Video3DFormat.FullSideBySide;
 | |
|                 }
 | |
| 
 | |
|                 foreach (var mediaStream in info.MediaStreams)
 | |
|                 {
 | |
|                     if (mediaStream.Type == MediaStreamType.Audio && !mediaStream.BitRate.HasValue)
 | |
|                     {
 | |
|                         mediaStream.BitRate = GetEstimatedAudioBitrate(mediaStream.Codec, mediaStream.Channels);
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 var videoStreamsBitrate = info.MediaStreams.Where(i => i.Type == MediaStreamType.Video).Select(i => i.BitRate ?? 0).Sum();
 | |
|                 // If ffprobe reported the container bitrate as being the same as the video stream bitrate, then it's wrong
 | |
|                 if (videoStreamsBitrate == (info.Bitrate ?? 0))
 | |
|                 {
 | |
|                     info.InferTotalBitrate(true);
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             return info;
 | |
|         }
 | |
| 
 | |
|         private string NormalizeFormat(string format, IReadOnlyList<MediaStream> mediaStreams)
 | |
|         {
 | |
|             if (string.IsNullOrWhiteSpace(format))
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             // Input can be a list of multiple, comma-delimited formats - each of them needs to be checked
 | |
|             var splitFormat = format.Split(',');
 | |
|             for (var i = 0; i < splitFormat.Length; i++)
 | |
|             {
 | |
|                 // Handle MPEG-1 container
 | |
|                 if (string.Equals(splitFormat[i], "mpegvideo", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     splitFormat[i] = "mpeg";
 | |
|                 }
 | |
| 
 | |
|                 // Handle MPEG-TS container
 | |
|                 else if (string.Equals(splitFormat[i], "mpegts", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     splitFormat[i] = "ts";
 | |
|                 }
 | |
| 
 | |
|                 // Handle matroska container
 | |
|                 else if (string.Equals(splitFormat[i], "matroska", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     splitFormat[i] = "mkv";
 | |
|                 }
 | |
| 
 | |
|                 // Handle WebM
 | |
|                 else if (string.Equals(splitFormat[i], "webm", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     // Limit WebM to supported codecs
 | |
|                     if (mediaStreams.Any(stream => (stream.Type == MediaStreamType.Video && !_webmVideoCodecs.Contains(stream.Codec, StringComparison.OrdinalIgnoreCase))
 | |
|                         || (stream.Type == MediaStreamType.Audio && !_webmAudioCodecs.Contains(stream.Codec, StringComparison.OrdinalIgnoreCase))))
 | |
|                     {
 | |
|                         splitFormat[i] = string.Empty;
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             return string.Join(',', splitFormat.Where(s => !string.IsNullOrEmpty(s)));
 | |
|         }
 | |
| 
 | |
|         private int? GetEstimatedAudioBitrate(string codec, int? channels)
 | |
|         {
 | |
|             if (!channels.HasValue)
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             var channelsValue = channels.Value;
 | |
| 
 | |
|             if (string.Equals(codec, "aac", StringComparison.OrdinalIgnoreCase)
 | |
|                 || string.Equals(codec, "mp3", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 switch (channelsValue)
 | |
|                 {
 | |
|                     case <= 2:
 | |
|                         return 192000;
 | |
|                     case >= 5:
 | |
|                         return 320000;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (string.Equals(codec, "ac3", StringComparison.OrdinalIgnoreCase)
 | |
|                 || string.Equals(codec, "eac3", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 switch (channelsValue)
 | |
|                 {
 | |
|                     case <= 2:
 | |
|                         return 192000;
 | |
|                     case >= 5:
 | |
|                         return 640000;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (string.Equals(codec, "flac", StringComparison.OrdinalIgnoreCase)
 | |
|                 || string.Equals(codec, "alac", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 switch (channelsValue)
 | |
|                 {
 | |
|                     case <= 2:
 | |
|                         return 960000;
 | |
|                     case >= 5:
 | |
|                         return 2880000;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             return null;
 | |
|         }
 | |
| 
 | |
|         private void FetchFromItunesInfo(string xml, MediaInfo info)
 | |
|         {
 | |
|             // Make things simpler and strip out the dtd
 | |
|             var plistIndex = xml.IndexOf("<plist", StringComparison.OrdinalIgnoreCase);
 | |
| 
 | |
|             if (plistIndex != -1)
 | |
|             {
 | |
|                 xml = xml.Substring(plistIndex);
 | |
|             }
 | |
| 
 | |
|             xml = "<?xml version=\"1.0\"?>" + xml;
 | |
| 
 | |
|             // <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<!DOCTYPE plist PUBLIC \"-//Apple//DTD PLIST 1.0//EN\" \"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n<plist version=\"1.0\">\n<dict>\n\t<key>cast</key>\n\t<array>\n\t\t<dict>\n\t\t\t<key>name</key>\n\t\t\t<string>Blender Foundation</string>\n\t\t</dict>\n\t\t<dict>\n\t\t\t<key>name</key>\n\t\t\t<string>Janus Bager Kristensen</string>\n\t\t</dict>\n\t</array>\n\t<key>directors</key>\n\t<array>\n\t\t<dict>\n\t\t\t<key>name</key>\n\t\t\t<string>Sacha Goedegebure</string>\n\t\t</dict>\n\t</array>\n\t<key>studio</key>\n\t<string>Blender Foundation</string>\n</dict>\n</plist>\n
 | |
|             using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(xml)))
 | |
|             using (var streamReader = new StreamReader(stream))
 | |
|             {
 | |
|                 try
 | |
|                 {
 | |
|                     using (var reader = XmlReader.Create(streamReader))
 | |
|                     {
 | |
|                         reader.MoveToContent();
 | |
|                         reader.Read();
 | |
| 
 | |
|                         // Loop through each element
 | |
|                         while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 | |
|                         {
 | |
|                             if (reader.NodeType == XmlNodeType.Element)
 | |
|                             {
 | |
|                                 switch (reader.Name)
 | |
|                                 {
 | |
|                                     case "dict":
 | |
|                                         if (reader.IsEmptyElement)
 | |
|                                         {
 | |
|                                             reader.Read();
 | |
|                                             continue;
 | |
|                                         }
 | |
| 
 | |
|                                         using (var subtree = reader.ReadSubtree())
 | |
|                                         {
 | |
|                                             ReadFromDictNode(subtree, info);
 | |
|                                         }
 | |
| 
 | |
|                                         break;
 | |
|                                     default:
 | |
|                                         reader.Skip();
 | |
|                                         break;
 | |
|                                 }
 | |
|                             }
 | |
|                             else
 | |
|                             {
 | |
|                                 reader.Read();
 | |
|                             }
 | |
|                         }
 | |
|                     }
 | |
|                 }
 | |
|                 catch (XmlException)
 | |
|                 {
 | |
|                     // I've seen probe examples where the iTunMOVI value is just "<"
 | |
|                     // So we should not allow this to fail the entire probing operation
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private void ReadFromDictNode(XmlReader reader, MediaInfo info)
 | |
|         {
 | |
|             string currentKey = null;
 | |
|             var pairs = new List<NameValuePair>();
 | |
| 
 | |
|             reader.MoveToContent();
 | |
|             reader.Read();
 | |
| 
 | |
|             // Loop through each element
 | |
|             while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 | |
|             {
 | |
|                 if (reader.NodeType == XmlNodeType.Element)
 | |
|                 {
 | |
|                     switch (reader.Name)
 | |
|                     {
 | |
|                         case "key":
 | |
|                             if (!string.IsNullOrWhiteSpace(currentKey))
 | |
|                             {
 | |
|                                 ProcessPairs(currentKey, pairs, info);
 | |
|                             }
 | |
| 
 | |
|                             currentKey = reader.ReadElementContentAsString();
 | |
|                             pairs = new List<NameValuePair>();
 | |
|                             break;
 | |
|                         case "string":
 | |
|                             var value = reader.ReadElementContentAsString();
 | |
|                             if (!string.IsNullOrWhiteSpace(value))
 | |
|                             {
 | |
|                                 pairs.Add(new NameValuePair
 | |
|                                 {
 | |
|                                     Name = value,
 | |
|                                     Value = value
 | |
|                                 });
 | |
|                             }
 | |
| 
 | |
|                             break;
 | |
|                         case "array":
 | |
|                             if (reader.IsEmptyElement)
 | |
|                             {
 | |
|                                 reader.Read();
 | |
|                                 continue;
 | |
|                             }
 | |
| 
 | |
|                             using (var subtree = reader.ReadSubtree())
 | |
|                             {
 | |
|                                 if (!string.IsNullOrWhiteSpace(currentKey))
 | |
|                                 {
 | |
|                                     pairs.AddRange(ReadValueArray(subtree));
 | |
|                                 }
 | |
|                             }
 | |
| 
 | |
|                             break;
 | |
|                         default:
 | |
|                             reader.Skip();
 | |
|                             break;
 | |
|                     }
 | |
|                 }
 | |
|                 else
 | |
|                 {
 | |
|                     reader.Read();
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private List<NameValuePair> ReadValueArray(XmlReader reader)
 | |
|         {
 | |
|             var pairs = new List<NameValuePair>();
 | |
| 
 | |
|             reader.MoveToContent();
 | |
|             reader.Read();
 | |
| 
 | |
|             // Loop through each element
 | |
|             while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 | |
|             {
 | |
|                 if (reader.NodeType == XmlNodeType.Element)
 | |
|                 {
 | |
|                     switch (reader.Name)
 | |
|                     {
 | |
|                         case "dict":
 | |
| 
 | |
|                             if (reader.IsEmptyElement)
 | |
|                             {
 | |
|                                 reader.Read();
 | |
|                                 continue;
 | |
|                             }
 | |
| 
 | |
|                             using (var subtree = reader.ReadSubtree())
 | |
|                             {
 | |
|                                 var dict = GetNameValuePair(subtree);
 | |
|                                 if (dict is not null)
 | |
|                                 {
 | |
|                                     pairs.Add(dict);
 | |
|                                 }
 | |
|                             }
 | |
| 
 | |
|                             break;
 | |
|                         default:
 | |
|                             reader.Skip();
 | |
|                             break;
 | |
|                     }
 | |
|                 }
 | |
|                 else
 | |
|                 {
 | |
|                     reader.Read();
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             return pairs;
 | |
|         }
 | |
| 
 | |
|         private void ProcessPairs(string key, List<NameValuePair> pairs, MediaInfo info)
 | |
|         {
 | |
|             List<BaseItemPerson> peoples = new List<BaseItemPerson>();
 | |
|             var distinctPairs = pairs.Select(p => p.Value)
 | |
|                     .Where(i => !string.IsNullOrWhiteSpace(i))
 | |
|                     .Trimmed()
 | |
|                     .Distinct(StringComparer.OrdinalIgnoreCase);
 | |
| 
 | |
|             if (string.Equals(key, "studio", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 info.Studios = distinctPairs.ToArray();
 | |
|             }
 | |
|             else if (string.Equals(key, "screenwriters", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 foreach (var pair in distinctPairs)
 | |
|                 {
 | |
|                     peoples.Add(new BaseItemPerson
 | |
|                     {
 | |
|                         Name = pair,
 | |
|                         Type = PersonKind.Writer
 | |
|                     });
 | |
|                 }
 | |
|             }
 | |
|             else if (string.Equals(key, "producers", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 foreach (var pair in distinctPairs)
 | |
|                 {
 | |
|                     peoples.Add(new BaseItemPerson
 | |
|                     {
 | |
|                         Name = pair,
 | |
|                         Type = PersonKind.Producer
 | |
|                     });
 | |
|                 }
 | |
|             }
 | |
|             else if (string.Equals(key, "directors", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 foreach (var pair in distinctPairs)
 | |
|                 {
 | |
|                     peoples.Add(new BaseItemPerson
 | |
|                     {
 | |
|                         Name = pair,
 | |
|                         Type = PersonKind.Director
 | |
|                     });
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             info.People = peoples.ToArray();
 | |
|         }
 | |
| 
 | |
|         private NameValuePair GetNameValuePair(XmlReader reader)
 | |
|         {
 | |
|             string name = null;
 | |
|             string value = null;
 | |
| 
 | |
|             reader.MoveToContent();
 | |
|             reader.Read();
 | |
| 
 | |
|             // Loop through each element
 | |
|             while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 | |
|             {
 | |
|                 if (reader.NodeType == XmlNodeType.Element)
 | |
|                 {
 | |
|                     switch (reader.Name)
 | |
|                     {
 | |
|                         case "key":
 | |
|                             name = reader.ReadNormalizedString();
 | |
|                             break;
 | |
|                         case "string":
 | |
|                             value = reader.ReadNormalizedString();
 | |
|                             break;
 | |
|                         default:
 | |
|                             reader.Skip();
 | |
|                             break;
 | |
|                     }
 | |
|                 }
 | |
|                 else
 | |
|                 {
 | |
|                     reader.Read();
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (string.IsNullOrEmpty(name)
 | |
|                 || string.IsNullOrEmpty(value))
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             return new NameValuePair
 | |
|             {
 | |
|                 Name = name,
 | |
|                 Value = value
 | |
|             };
 | |
|         }
 | |
| 
 | |
|         private string NormalizeSubtitleCodec(string codec)
 | |
|         {
 | |
|             if (string.Equals(codec, "dvb_subtitle", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 codec = "DVBSUB";
 | |
|             }
 | |
|             else if (string.Equals(codec, "dvb_teletext", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 codec = "DVBTXT";
 | |
|             }
 | |
|             else if (string.Equals(codec, "dvd_subtitle", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 codec = "DVDSUB"; // .sub+.idx
 | |
|             }
 | |
|             else if (string.Equals(codec, "hdmv_pgs_subtitle", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 codec = "PGSSUB"; // .sup
 | |
|             }
 | |
| 
 | |
|             return codec;
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Converts ffprobe stream info to our MediaAttachment class.
 | |
|         /// </summary>
 | |
|         /// <param name="streamInfo">The stream info.</param>
 | |
|         /// <returns>MediaAttachments.</returns>
 | |
|         private MediaAttachment GetMediaAttachment(MediaStreamInfo streamInfo)
 | |
|         {
 | |
|             if (streamInfo.CodecType != CodecType.Attachment
 | |
|                 && streamInfo.Disposition?.GetValueOrDefault("attached_pic") != 1)
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             var attachment = new MediaAttachment
 | |
|             {
 | |
|                 Codec = streamInfo.CodecName,
 | |
|                 Index = streamInfo.Index
 | |
|             };
 | |
| 
 | |
|             if (!string.IsNullOrWhiteSpace(streamInfo.CodecTagString))
 | |
|             {
 | |
|                 attachment.CodecTag = streamInfo.CodecTagString;
 | |
|             }
 | |
| 
 | |
|             if (streamInfo.Tags is not null)
 | |
|             {
 | |
|                 attachment.FileName = GetDictionaryValue(streamInfo.Tags, "filename");
 | |
|                 attachment.MimeType = GetDictionaryValue(streamInfo.Tags, "mimetype");
 | |
|                 attachment.Comment = GetDictionaryValue(streamInfo.Tags, "comment");
 | |
|             }
 | |
| 
 | |
|             return attachment;
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Converts ffprobe stream info to our MediaStream class.
 | |
|         /// </summary>
 | |
|         /// <param name="isAudio">if set to <c>true</c> [is info].</param>
 | |
|         /// <param name="streamInfo">The stream info.</param>
 | |
|         /// <param name="formatInfo">The format info.</param>
 | |
|         /// <param name="frameInfoList">The frame info.</param>
 | |
|         /// <returns>MediaStream.</returns>
 | |
|         private MediaStream GetMediaStream(bool isAudio, MediaStreamInfo streamInfo, MediaFormatInfo formatInfo, IReadOnlyList<MediaFrameInfo> frameInfoList)
 | |
|         {
 | |
|             // These are mp4 chapters
 | |
|             if (string.Equals(streamInfo.CodecName, "mov_text", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 // Edit: but these are also sometimes subtitles?
 | |
|                 // return null;
 | |
|             }
 | |
| 
 | |
|             var stream = new MediaStream
 | |
|             {
 | |
|                 Codec = streamInfo.CodecName,
 | |
|                 Profile = streamInfo.Profile,
 | |
|                 Level = streamInfo.Level,
 | |
|                 Index = streamInfo.Index,
 | |
|                 PixelFormat = streamInfo.PixelFormat,
 | |
|                 NalLengthSize = streamInfo.NalLengthSize,
 | |
|                 TimeBase = streamInfo.TimeBase,
 | |
|                 CodecTimeBase = streamInfo.CodecTimeBase,
 | |
|                 IsAVC = streamInfo.IsAvc
 | |
|             };
 | |
| 
 | |
|             // Filter out junk
 | |
|             if (!string.IsNullOrWhiteSpace(streamInfo.CodecTagString) && !streamInfo.CodecTagString.Contains("[0]", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 stream.CodecTag = streamInfo.CodecTagString;
 | |
|             }
 | |
| 
 | |
|             if (streamInfo.Tags is not null)
 | |
|             {
 | |
|                 stream.Language = GetDictionaryValue(streamInfo.Tags, "language");
 | |
|                 stream.Comment = GetDictionaryValue(streamInfo.Tags, "comment");
 | |
|                 stream.Title = GetDictionaryValue(streamInfo.Tags, "title");
 | |
|             }
 | |
| 
 | |
|             if (streamInfo.CodecType == CodecType.Audio)
 | |
|             {
 | |
|                 stream.Type = MediaStreamType.Audio;
 | |
|                 stream.LocalizedDefault = _localization.GetLocalizedString("Default");
 | |
|                 stream.LocalizedExternal = _localization.GetLocalizedString("External");
 | |
| 
 | |
|                 stream.Channels = streamInfo.Channels;
 | |
| 
 | |
|                 if (int.TryParse(streamInfo.SampleRate, CultureInfo.InvariantCulture, out var sampleRate))
 | |
|                 {
 | |
|                     stream.SampleRate = sampleRate;
 | |
|                 }
 | |
| 
 | |
|                 stream.ChannelLayout = ParseChannelLayout(streamInfo.ChannelLayout);
 | |
| 
 | |
|                 if (streamInfo.BitsPerSample > 0)
 | |
|                 {
 | |
|                     stream.BitDepth = streamInfo.BitsPerSample;
 | |
|                 }
 | |
|                 else if (streamInfo.BitsPerRawSample > 0)
 | |
|                 {
 | |
|                     stream.BitDepth = streamInfo.BitsPerRawSample;
 | |
|                 }
 | |
| 
 | |
|                 if (string.IsNullOrEmpty(stream.Title))
 | |
|                 {
 | |
|                     // mp4 missing track title workaround: fall back to handler_name if populated and not the default "SoundHandler"
 | |
|                     string handlerName = GetDictionaryValue(streamInfo.Tags, "handler_name");
 | |
|                     if (!string.IsNullOrEmpty(handlerName) && !string.Equals(handlerName, "SoundHandler", StringComparison.OrdinalIgnoreCase))
 | |
|                     {
 | |
|                         stream.Title = handlerName;
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
|             else if (streamInfo.CodecType == CodecType.Subtitle)
 | |
|             {
 | |
|                 stream.Type = MediaStreamType.Subtitle;
 | |
|                 stream.Codec = NormalizeSubtitleCodec(stream.Codec);
 | |
|                 stream.LocalizedUndefined = _localization.GetLocalizedString("Undefined");
 | |
|                 stream.LocalizedDefault = _localization.GetLocalizedString("Default");
 | |
|                 stream.LocalizedForced = _localization.GetLocalizedString("Forced");
 | |
|                 stream.LocalizedExternal = _localization.GetLocalizedString("External");
 | |
|                 stream.LocalizedHearingImpaired = _localization.GetLocalizedString("HearingImpaired");
 | |
| 
 | |
|                 // Graphical subtitle may have width and height info
 | |
|                 stream.Width = streamInfo.Width;
 | |
|                 stream.Height = streamInfo.Height;
 | |
| 
 | |
|                 if (string.IsNullOrEmpty(stream.Title))
 | |
|                 {
 | |
|                     // mp4 missing track title workaround: fall back to handler_name if populated and not the default "SubtitleHandler"
 | |
|                     string handlerName = GetDictionaryValue(streamInfo.Tags, "handler_name");
 | |
|                     if (!string.IsNullOrEmpty(handlerName) && !string.Equals(handlerName, "SubtitleHandler", StringComparison.OrdinalIgnoreCase))
 | |
|                     {
 | |
|                         stream.Title = handlerName;
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
|             else if (streamInfo.CodecType == CodecType.Video)
 | |
|             {
 | |
|                 stream.AverageFrameRate = GetFrameRate(streamInfo.AverageFrameRate);
 | |
|                 stream.RealFrameRate = GetFrameRate(streamInfo.RFrameRate);
 | |
| 
 | |
|                 stream.IsInterlaced = !string.IsNullOrWhiteSpace(streamInfo.FieldOrder)
 | |
|                     && !string.Equals(streamInfo.FieldOrder, "progressive", StringComparison.OrdinalIgnoreCase);
 | |
| 
 | |
|                 if (isAudio
 | |
|                     || string.Equals(stream.Codec, "bmp", StringComparison.OrdinalIgnoreCase)
 | |
|                     || string.Equals(stream.Codec, "gif", StringComparison.OrdinalIgnoreCase)
 | |
|                     || string.Equals(stream.Codec, "png", StringComparison.OrdinalIgnoreCase)
 | |
|                     || string.Equals(stream.Codec, "webp", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     stream.Type = MediaStreamType.EmbeddedImage;
 | |
|                 }
 | |
|                 else if (string.Equals(stream.Codec, "mjpeg", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     // How to differentiate between video and embedded image?
 | |
|                     // The only difference I've seen thus far is presence of codec tag, also embedded images have high (unusual) framerates
 | |
|                     if (!string.IsNullOrWhiteSpace(stream.CodecTag))
 | |
|                     {
 | |
|                         stream.Type = MediaStreamType.Video;
 | |
|                     }
 | |
|                     else
 | |
|                     {
 | |
|                         stream.Type = MediaStreamType.EmbeddedImage;
 | |
|                     }
 | |
|                 }
 | |
|                 else
 | |
|                 {
 | |
|                     stream.Type = MediaStreamType.Video;
 | |
|                 }
 | |
| 
 | |
|                 stream.Width = streamInfo.Width;
 | |
|                 stream.Height = streamInfo.Height;
 | |
|                 stream.AspectRatio = GetAspectRatio(streamInfo);
 | |
| 
 | |
|                 if (streamInfo.BitsPerSample > 0)
 | |
|                 {
 | |
|                     stream.BitDepth = streamInfo.BitsPerSample;
 | |
|                 }
 | |
|                 else if (streamInfo.BitsPerRawSample > 0)
 | |
|                 {
 | |
|                     stream.BitDepth = streamInfo.BitsPerRawSample;
 | |
|                 }
 | |
| 
 | |
|                 if (!stream.BitDepth.HasValue)
 | |
|                 {
 | |
|                     if (!string.IsNullOrEmpty(streamInfo.PixelFormat))
 | |
|                     {
 | |
|                         if (string.Equals(streamInfo.PixelFormat, "yuv420p", StringComparison.OrdinalIgnoreCase)
 | |
|                             || string.Equals(streamInfo.PixelFormat, "yuv444p", StringComparison.OrdinalIgnoreCase))
 | |
|                         {
 | |
|                             stream.BitDepth = 8;
 | |
|                         }
 | |
|                         else if (string.Equals(streamInfo.PixelFormat, "yuv420p10le", StringComparison.OrdinalIgnoreCase)
 | |
|                                  || string.Equals(streamInfo.PixelFormat, "yuv444p10le", StringComparison.OrdinalIgnoreCase))
 | |
|                         {
 | |
|                             stream.BitDepth = 10;
 | |
|                         }
 | |
|                         else if (string.Equals(streamInfo.PixelFormat, "yuv420p12le", StringComparison.OrdinalIgnoreCase)
 | |
|                                  || string.Equals(streamInfo.PixelFormat, "yuv444p12le", StringComparison.OrdinalIgnoreCase))
 | |
|                         {
 | |
|                             stream.BitDepth = 12;
 | |
|                         }
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 // http://stackoverflow.com/questions/17353387/how-to-detect-anamorphic-video-with-ffprobe
 | |
|                 if (string.Equals(streamInfo.SampleAspectRatio, "1:1", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     stream.IsAnamorphic = false;
 | |
|                 }
 | |
|                 else if (!string.Equals(streamInfo.SampleAspectRatio, "0:1", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     stream.IsAnamorphic = true;
 | |
|                 }
 | |
|                 else if (string.Equals(streamInfo.DisplayAspectRatio, "0:1", StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     stream.IsAnamorphic = false;
 | |
|                 }
 | |
|                 else if (!string.Equals(
 | |
|                              streamInfo.DisplayAspectRatio,
 | |
|                              // Force GetAspectRatio() to derive ratio from Width/Height directly by using null DAR
 | |
|                              GetAspectRatio(new MediaStreamInfo
 | |
|                              {
 | |
|                                  Width = streamInfo.Width,
 | |
|                                  Height = streamInfo.Height,
 | |
|                                  DisplayAspectRatio = null
 | |
|                              }),
 | |
|                              StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     stream.IsAnamorphic = true;
 | |
|                 }
 | |
|                 else
 | |
|                 {
 | |
|                     stream.IsAnamorphic = false;
 | |
|                 }
 | |
| 
 | |
|                 if (streamInfo.Refs > 0)
 | |
|                 {
 | |
|                     stream.RefFrames = streamInfo.Refs;
 | |
|                 }
 | |
| 
 | |
|                 if (!string.IsNullOrEmpty(streamInfo.ColorRange))
 | |
|                 {
 | |
|                     stream.ColorRange = streamInfo.ColorRange;
 | |
|                 }
 | |
| 
 | |
|                 if (!string.IsNullOrEmpty(streamInfo.ColorSpace))
 | |
|                 {
 | |
|                     stream.ColorSpace = streamInfo.ColorSpace;
 | |
|                 }
 | |
| 
 | |
|                 if (!string.IsNullOrEmpty(streamInfo.ColorTransfer))
 | |
|                 {
 | |
|                     stream.ColorTransfer = streamInfo.ColorTransfer;
 | |
|                 }
 | |
| 
 | |
|                 if (!string.IsNullOrEmpty(streamInfo.ColorPrimaries))
 | |
|                 {
 | |
|                     stream.ColorPrimaries = streamInfo.ColorPrimaries;
 | |
|                 }
 | |
| 
 | |
|                 if (streamInfo.SideDataList is not null)
 | |
|                 {
 | |
|                     foreach (var data in streamInfo.SideDataList)
 | |
|                     {
 | |
|                         // Parse Dolby Vision metadata from side_data
 | |
|                         if (string.Equals(data.SideDataType, "DOVI configuration record", StringComparison.OrdinalIgnoreCase))
 | |
|                         {
 | |
|                             stream.DvVersionMajor = data.DvVersionMajor;
 | |
|                             stream.DvVersionMinor = data.DvVersionMinor;
 | |
|                             stream.DvProfile = data.DvProfile;
 | |
|                             stream.DvLevel = data.DvLevel;
 | |
|                             stream.RpuPresentFlag = data.RpuPresentFlag;
 | |
|                             stream.ElPresentFlag = data.ElPresentFlag;
 | |
|                             stream.BlPresentFlag = data.BlPresentFlag;
 | |
|                             stream.DvBlSignalCompatibilityId = data.DvBlSignalCompatibilityId;
 | |
|                         }
 | |
| 
 | |
|                         // Parse video rotation metadata from side_data
 | |
|                         else if (string.Equals(data.SideDataType, "Display Matrix", StringComparison.OrdinalIgnoreCase))
 | |
|                         {
 | |
|                             stream.Rotation = data.Rotation;
 | |
|                         }
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 var frameInfo = frameInfoList?.FirstOrDefault(i => i.StreamIndex == stream.Index);
 | |
|                 if (frameInfo?.SideDataList != null)
 | |
|                 {
 | |
|                     if (frameInfo.SideDataList.Any(data => string.Equals(data.SideDataType, "HDR Dynamic Metadata SMPTE2094-40 (HDR10+)", StringComparison.OrdinalIgnoreCase)))
 | |
|                     {
 | |
|                         stream.Hdr10PlusPresentFlag = true;
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
|             else if (streamInfo.CodecType == CodecType.Data)
 | |
|             {
 | |
|                 stream.Type = MediaStreamType.Data;
 | |
|             }
 | |
|             else
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             // Get stream bitrate
 | |
|             var bitrate = 0;
 | |
| 
 | |
|             if (int.TryParse(streamInfo.BitRate, CultureInfo.InvariantCulture, out var value))
 | |
|             {
 | |
|                 bitrate = value;
 | |
|             }
 | |
| 
 | |
|             // The bitrate info of FLAC musics and some videos is included in formatInfo.
 | |
|             if (bitrate == 0
 | |
|                 && formatInfo is not null
 | |
|                 && (stream.Type == MediaStreamType.Video || (isAudio && stream.Type == MediaStreamType.Audio)))
 | |
|             {
 | |
|                 // If the stream info doesn't have a bitrate get the value from the media format info
 | |
|                 if (int.TryParse(formatInfo.BitRate, CultureInfo.InvariantCulture, out value))
 | |
|                 {
 | |
|                     bitrate = value;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (bitrate > 0)
 | |
|             {
 | |
|                 stream.BitRate = bitrate;
 | |
|             }
 | |
| 
 | |
|             // Extract bitrate info from tag "BPS" if possible.
 | |
|             if (!stream.BitRate.HasValue
 | |
|                 && (streamInfo.CodecType == CodecType.Audio
 | |
|                     || streamInfo.CodecType == CodecType.Video))
 | |
|             {
 | |
|                 var bps = GetBPSFromTags(streamInfo);
 | |
|                 if (bps > 0)
 | |
|                 {
 | |
|                     stream.BitRate = bps;
 | |
|                 }
 | |
|                 else
 | |
|                 {
 | |
|                     // Get average bitrate info from tag "NUMBER_OF_BYTES" and "DURATION" if possible.
 | |
|                     var durationInSeconds = GetRuntimeSecondsFromTags(streamInfo);
 | |
|                     var bytes = GetNumberOfBytesFromTags(streamInfo);
 | |
|                     if (durationInSeconds is not null && durationInSeconds.Value >= 1 && bytes is not null)
 | |
|                     {
 | |
|                         bps = Convert.ToInt32(bytes * 8 / durationInSeconds, CultureInfo.InvariantCulture);
 | |
|                         if (bps > 0)
 | |
|                         {
 | |
|                             stream.BitRate = bps;
 | |
|                         }
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             var disposition = streamInfo.Disposition;
 | |
|             if (disposition is not null)
 | |
|             {
 | |
|                 if (disposition.GetValueOrDefault("default") == 1)
 | |
|                 {
 | |
|                     stream.IsDefault = true;
 | |
|                 }
 | |
| 
 | |
|                 if (disposition.GetValueOrDefault("forced") == 1)
 | |
|                 {
 | |
|                     stream.IsForced = true;
 | |
|                 }
 | |
| 
 | |
|                 if (disposition.GetValueOrDefault("hearing_impaired") == 1)
 | |
|                 {
 | |
|                     stream.IsHearingImpaired = true;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             NormalizeStreamTitle(stream);
 | |
| 
 | |
|             return stream;
 | |
|         }
 | |
| 
 | |
|         private void NormalizeStreamTitle(MediaStream stream)
 | |
|         {
 | |
|             if (string.Equals(stream.Title, "cc", StringComparison.OrdinalIgnoreCase)
 | |
|                 || stream.Type == MediaStreamType.EmbeddedImage)
 | |
|             {
 | |
|                 stream.Title = null;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets a string from an FFProbeResult tags dictionary.
 | |
|         /// </summary>
 | |
|         /// <param name="tags">The tags.</param>
 | |
|         /// <param name="key">The key.</param>
 | |
|         /// <returns>System.String.</returns>
 | |
|         private string GetDictionaryValue(IReadOnlyDictionary<string, string> tags, string key)
 | |
|         {
 | |
|             if (tags is null)
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             tags.TryGetValue(key, out var val);
 | |
| 
 | |
|             return val;
 | |
|         }
 | |
| 
 | |
|         private string ParseChannelLayout(string input)
 | |
|         {
 | |
|             if (string.IsNullOrEmpty(input))
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             return input.AsSpan().LeftPart('(').ToString();
 | |
|         }
 | |
| 
 | |
|         private string GetAspectRatio(MediaStreamInfo info)
 | |
|         {
 | |
|             var original = info.DisplayAspectRatio;
 | |
| 
 | |
|             var parts = (original ?? string.Empty).Split(':');
 | |
|             if (!(parts.Length == 2
 | |
|                     && int.TryParse(parts[0], CultureInfo.InvariantCulture, out var width)
 | |
|                     && int.TryParse(parts[1], CultureInfo.InvariantCulture, out var height)
 | |
|                     && width > 0
 | |
|                     && height > 0))
 | |
|             {
 | |
|                 width = info.Width;
 | |
|                 height = info.Height;
 | |
|             }
 | |
| 
 | |
|             if (width > 0 && height > 0)
 | |
|             {
 | |
|                 double ratio = width;
 | |
|                 ratio /= height;
 | |
| 
 | |
|                 if (IsClose(ratio, 1.777777778, .03))
 | |
|                 {
 | |
|                     return "16:9";
 | |
|                 }
 | |
| 
 | |
|                 if (IsClose(ratio, 1.3333333333, .05))
 | |
|                 {
 | |
|                     return "4:3";
 | |
|                 }
 | |
| 
 | |
|                 if (IsClose(ratio, 1.41))
 | |
|                 {
 | |
|                     return "1.41:1";
 | |
|                 }
 | |
| 
 | |
|                 if (IsClose(ratio, 1.5))
 | |
|                 {
 | |
|                     return "1.5:1";
 | |
|                 }
 | |
| 
 | |
|                 if (IsClose(ratio, 1.6))
 | |
|                 {
 | |
|                     return "1.6:1";
 | |
|                 }
 | |
| 
 | |
|                 if (IsClose(ratio, 1.66666666667))
 | |
|                 {
 | |
|                     return "5:3";
 | |
|                 }
 | |
| 
 | |
|                 if (IsClose(ratio, 1.85, .02))
 | |
|                 {
 | |
|                     return "1.85:1";
 | |
|                 }
 | |
| 
 | |
|                 if (IsClose(ratio, 2.35, .025))
 | |
|                 {
 | |
|                     return "2.35:1";
 | |
|                 }
 | |
| 
 | |
|                 if (IsClose(ratio, 2.4, .025))
 | |
|                 {
 | |
|                     return "2.40:1";
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             return original;
 | |
|         }
 | |
| 
 | |
|         private bool IsClose(double d1, double d2, double variance = .005)
 | |
|         {
 | |
|             return Math.Abs(d1 - d2) <= variance;
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets a frame rate from a string value in ffprobe output
 | |
|         /// This could be a number or in the format of 2997/125.
 | |
|         /// </summary>
 | |
|         /// <param name="value">The value.</param>
 | |
|         /// <returns>System.Nullable{System.Single}.</returns>
 | |
|         internal static float? GetFrameRate(ReadOnlySpan<char> value)
 | |
|         {
 | |
|             if (value.IsEmpty)
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             int index = value.IndexOf('/');
 | |
|             if (index == -1)
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             if (!float.TryParse(value[..index], NumberStyles.Integer, CultureInfo.InvariantCulture, out var dividend)
 | |
|                 || !float.TryParse(value[(index + 1)..], NumberStyles.Integer, CultureInfo.InvariantCulture, out var divisor))
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             return divisor == 0f ? null : dividend / divisor;
 | |
|         }
 | |
| 
 | |
|         private void SetAudioRuntimeTicks(InternalMediaInfoResult result, MediaInfo data)
 | |
|         {
 | |
|             // Get the first info stream
 | |
|             var stream = result.Streams?.FirstOrDefault(s => s.CodecType == CodecType.Audio);
 | |
|             if (stream is null)
 | |
|             {
 | |
|                 return;
 | |
|             }
 | |
| 
 | |
|             // Get duration from stream properties
 | |
|             var duration = stream.Duration;
 | |
| 
 | |
|             // If it's not there go into format properties
 | |
|             if (string.IsNullOrEmpty(duration))
 | |
|             {
 | |
|                 duration = result.Format.Duration;
 | |
|             }
 | |
| 
 | |
|             // If we got something, parse it
 | |
|             if (!string.IsNullOrEmpty(duration))
 | |
|             {
 | |
|                 data.RunTimeTicks = TimeSpan.FromSeconds(double.Parse(duration, CultureInfo.InvariantCulture)).Ticks;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private int? GetBPSFromTags(MediaStreamInfo streamInfo)
 | |
|         {
 | |
|             if (streamInfo?.Tags is null)
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             var bps = GetDictionaryValue(streamInfo.Tags, "BPS-eng") ?? GetDictionaryValue(streamInfo.Tags, "BPS");
 | |
|             if (int.TryParse(bps, NumberStyles.Integer, CultureInfo.InvariantCulture, out var parsedBps))
 | |
|             {
 | |
|                 return parsedBps;
 | |
|             }
 | |
| 
 | |
|             return null;
 | |
|         }
 | |
| 
 | |
|         private double? GetRuntimeSecondsFromTags(MediaStreamInfo streamInfo)
 | |
|         {
 | |
|             if (streamInfo?.Tags is null)
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             var duration = GetDictionaryValue(streamInfo.Tags, "DURATION-eng") ?? GetDictionaryValue(streamInfo.Tags, "DURATION");
 | |
|             if (TimeSpan.TryParse(duration, out var parsedDuration))
 | |
|             {
 | |
|                 return parsedDuration.TotalSeconds;
 | |
|             }
 | |
| 
 | |
|             return null;
 | |
|         }
 | |
| 
 | |
|         private long? GetNumberOfBytesFromTags(MediaStreamInfo streamInfo)
 | |
|         {
 | |
|             if (streamInfo?.Tags is null)
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             var numberOfBytes = GetDictionaryValue(streamInfo.Tags, "NUMBER_OF_BYTES-eng")
 | |
|                                 ?? GetDictionaryValue(streamInfo.Tags, "NUMBER_OF_BYTES");
 | |
|             if (long.TryParse(numberOfBytes, NumberStyles.Integer, CultureInfo.InvariantCulture, out var parsedBytes))
 | |
|             {
 | |
|                 return parsedBytes;
 | |
|             }
 | |
| 
 | |
|             return null;
 | |
|         }
 | |
| 
 | |
|         private void SetSize(InternalMediaInfoResult data, MediaInfo info)
 | |
|         {
 | |
|             if (data.Format is null)
 | |
|             {
 | |
|                 return;
 | |
|             }
 | |
| 
 | |
|             info.Size = string.IsNullOrEmpty(data.Format.Size) ? null : long.Parse(data.Format.Size, CultureInfo.InvariantCulture);
 | |
|         }
 | |
| 
 | |
|         private void SetAudioInfoFromTags(MediaInfo audio, Dictionary<string, string> tags)
 | |
|         {
 | |
|             var people = new List<BaseItemPerson>();
 | |
|             if (tags.TryGetValue("composer", out var composer) && !string.IsNullOrWhiteSpace(composer))
 | |
|             {
 | |
|                 foreach (var person in Split(composer, false))
 | |
|                 {
 | |
|                     people.Add(new BaseItemPerson { Name = person, Type = PersonKind.Composer });
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("conductor", out var conductor) && !string.IsNullOrWhiteSpace(conductor))
 | |
|             {
 | |
|                 foreach (var person in Split(conductor, false))
 | |
|                 {
 | |
|                     people.Add(new BaseItemPerson { Name = person, Type = PersonKind.Conductor });
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("lyricist", out var lyricist) && !string.IsNullOrWhiteSpace(lyricist))
 | |
|             {
 | |
|                 foreach (var person in Split(lyricist, false))
 | |
|                 {
 | |
|                     people.Add(new BaseItemPerson { Name = person, Type = PersonKind.Lyricist });
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("performer", out var performer) && !string.IsNullOrWhiteSpace(performer))
 | |
|             {
 | |
|                 foreach (var person in Split(performer, false))
 | |
|                 {
 | |
|                     Match match = PerformerRegex().Match(person);
 | |
| 
 | |
|                     // If the performer doesn't have any instrument/role associated, it won't match. In that case, chances are it's simply a band name, so we skip it.
 | |
|                     if (match.Success)
 | |
|                     {
 | |
|                         people.Add(new BaseItemPerson
 | |
|                         {
 | |
|                             Name = match.Groups["name"].Value,
 | |
|                             Type = PersonKind.Actor,
 | |
|                             Role = CultureInfo.InvariantCulture.TextInfo.ToTitleCase(match.Groups["instrument"].Value)
 | |
|                         });
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             // In cases where there isn't sufficient information as to which role a writer performed on a recording, tagging software uses the "writer" tag.
 | |
|             if (tags.TryGetValue("writer", out var writer) && !string.IsNullOrWhiteSpace(writer))
 | |
|             {
 | |
|                 foreach (var person in Split(writer, false))
 | |
|                 {
 | |
|                     people.Add(new BaseItemPerson { Name = person, Type = PersonKind.Writer });
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("arranger", out var arranger) && !string.IsNullOrWhiteSpace(arranger))
 | |
|             {
 | |
|                 foreach (var person in Split(arranger, false))
 | |
|                 {
 | |
|                     people.Add(new BaseItemPerson { Name = person, Type = PersonKind.Arranger });
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("engineer", out var engineer) && !string.IsNullOrWhiteSpace(engineer))
 | |
|             {
 | |
|                 foreach (var person in Split(engineer, false))
 | |
|                 {
 | |
|                     people.Add(new BaseItemPerson { Name = person, Type = PersonKind.Engineer });
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("mixer", out var mixer) && !string.IsNullOrWhiteSpace(mixer))
 | |
|             {
 | |
|                 foreach (var person in Split(mixer, false))
 | |
|                 {
 | |
|                     people.Add(new BaseItemPerson { Name = person, Type = PersonKind.Mixer });
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("remixer", out var remixer) && !string.IsNullOrWhiteSpace(remixer))
 | |
|             {
 | |
|                 foreach (var person in Split(remixer, false))
 | |
|                 {
 | |
|                     people.Add(new BaseItemPerson { Name = person, Type = PersonKind.Remixer });
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             audio.People = people.ToArray();
 | |
| 
 | |
|             // Set album artist
 | |
|             var albumArtist = tags.GetFirstNotNullNorWhiteSpaceValue("albumartist", "album artist", "album_artist");
 | |
|             audio.AlbumArtists = albumArtist is not null
 | |
|                 ? SplitDistinctArtists(albumArtist, _nameDelimiters, true).ToArray()
 | |
|                 : Array.Empty<string>();
 | |
| 
 | |
|             // Set album artist to artist if empty
 | |
|             if (audio.AlbumArtists.Length == 0)
 | |
|             {
 | |
|                 audio.AlbumArtists = audio.Artists;
 | |
|             }
 | |
| 
 | |
|             // Track number
 | |
|             audio.IndexNumber = GetDictionaryTrackOrDiscNumber(tags, "track");
 | |
| 
 | |
|             // Disc number
 | |
|             audio.ParentIndexNumber = GetDictionaryTrackOrDiscNumber(tags, "disc");
 | |
| 
 | |
|             // There's several values in tags may or may not be present
 | |
|             FetchStudios(audio, tags, "organization");
 | |
|             FetchStudios(audio, tags, "ensemble");
 | |
|             FetchStudios(audio, tags, "publisher");
 | |
|             FetchStudios(audio, tags, "label");
 | |
| 
 | |
|             // These support multiple values, but for now we only store the first.
 | |
|             var mb = GetMultipleMusicBrainzId(tags.GetValueOrDefault("MusicBrainz Album Artist Id"))
 | |
|                 ?? GetMultipleMusicBrainzId(tags.GetValueOrDefault("MUSICBRAINZ_ALBUMARTISTID"));
 | |
|             audio.TrySetProviderId(MetadataProvider.MusicBrainzAlbumArtist, mb);
 | |
| 
 | |
|             mb = GetMultipleMusicBrainzId(tags.GetValueOrDefault("MusicBrainz Artist Id"))
 | |
|                 ?? GetMultipleMusicBrainzId(tags.GetValueOrDefault("MUSICBRAINZ_ARTISTID"));
 | |
|             audio.TrySetProviderId(MetadataProvider.MusicBrainzArtist, mb);
 | |
| 
 | |
|             mb = GetMultipleMusicBrainzId(tags.GetValueOrDefault("MusicBrainz Album Id"))
 | |
|                 ?? GetMultipleMusicBrainzId(tags.GetValueOrDefault("MUSICBRAINZ_ALBUMID"));
 | |
|             audio.TrySetProviderId(MetadataProvider.MusicBrainzAlbum, mb);
 | |
| 
 | |
|             mb = GetMultipleMusicBrainzId(tags.GetValueOrDefault("MusicBrainz Release Group Id"))
 | |
|                  ?? GetMultipleMusicBrainzId(tags.GetValueOrDefault("MUSICBRAINZ_RELEASEGROUPID"));
 | |
|             audio.TrySetProviderId(MetadataProvider.MusicBrainzReleaseGroup, mb);
 | |
| 
 | |
|             mb = GetMultipleMusicBrainzId(tags.GetValueOrDefault("MusicBrainz Release Track Id"))
 | |
|                  ?? GetMultipleMusicBrainzId(tags.GetValueOrDefault("MUSICBRAINZ_RELEASETRACKID"));
 | |
|             audio.TrySetProviderId(MetadataProvider.MusicBrainzTrack, mb);
 | |
|         }
 | |
| 
 | |
|         private string GetMultipleMusicBrainzId(string value)
 | |
|         {
 | |
|             if (string.IsNullOrWhiteSpace(value))
 | |
|             {
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             return value.Split('/', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries)
 | |
|                 .FirstOrDefault();
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Splits the specified val.
 | |
|         /// </summary>
 | |
|         /// <param name="val">The val.</param>
 | |
|         /// <param name="allowCommaDelimiter">if set to <c>true</c> [allow comma delimiter].</param>
 | |
|         /// <returns>System.String[][].</returns>
 | |
|         private string[] Split(string val, bool allowCommaDelimiter)
 | |
|         {
 | |
|             // Only use the comma as a delimiter if there are no slashes or pipes.
 | |
|             // We want to be careful not to split names that have commas in them
 | |
|             return !allowCommaDelimiter || _nameDelimiters.Any(i => val.Contains(i, StringComparison.Ordinal)) ?
 | |
|                 val.Split(_nameDelimiters, StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries) :
 | |
|                 val.Split(',', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries);
 | |
|         }
 | |
| 
 | |
|         private IEnumerable<string> SplitDistinctArtists(string val, char[] delimiters, bool splitFeaturing)
 | |
|         {
 | |
|             if (splitFeaturing)
 | |
|             {
 | |
|                 val = val.Replace(" featuring ", ArtistReplaceValue, StringComparison.OrdinalIgnoreCase)
 | |
|                     .Replace(" feat. ", ArtistReplaceValue, StringComparison.OrdinalIgnoreCase);
 | |
|             }
 | |
| 
 | |
|             var artistsFound = new List<string>();
 | |
| 
 | |
|             foreach (var whitelistArtist in SplitWhitelist)
 | |
|             {
 | |
|                 var originalVal = val;
 | |
|                 val = val.Replace(whitelistArtist, "|", StringComparison.OrdinalIgnoreCase);
 | |
| 
 | |
|                 if (!string.Equals(originalVal, val, StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     artistsFound.Add(whitelistArtist);
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             var artists = val.Split(delimiters, StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries);
 | |
| 
 | |
|             artistsFound.AddRange(artists);
 | |
|             return artistsFound.DistinctNames();
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets the studios from the tags collection.
 | |
|         /// </summary>
 | |
|         /// <param name="info">The info.</param>
 | |
|         /// <param name="tags">The tags.</param>
 | |
|         /// <param name="tagName">Name of the tag.</param>
 | |
|         private void FetchStudios(MediaInfo info, IReadOnlyDictionary<string, string> tags, string tagName)
 | |
|         {
 | |
|             var val = tags.GetValueOrDefault(tagName);
 | |
| 
 | |
|             if (string.IsNullOrEmpty(val))
 | |
|             {
 | |
|                 return;
 | |
|             }
 | |
| 
 | |
|             var studios = Split(val, true);
 | |
|             var studioList = new List<string>();
 | |
| 
 | |
|             foreach (var studio in studios)
 | |
|             {
 | |
|                 if (string.IsNullOrWhiteSpace(studio))
 | |
|                 {
 | |
|                     continue;
 | |
|                 }
 | |
| 
 | |
|                 // Don't add artist/album artist name to studios, even if it's listed there
 | |
|                 if (info.Artists.Contains(studio, StringComparison.OrdinalIgnoreCase)
 | |
|                     || info.AlbumArtists.Contains(studio, StringComparison.OrdinalIgnoreCase))
 | |
|                 {
 | |
|                     continue;
 | |
|                 }
 | |
| 
 | |
|                 studioList.Add(studio);
 | |
|             }
 | |
| 
 | |
|             info.Studios = studioList
 | |
|                 .Distinct(StringComparer.OrdinalIgnoreCase)
 | |
|                 .ToArray();
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets the genres from the tags collection.
 | |
|         /// </summary>
 | |
|         /// <param name="info">The information.</param>
 | |
|         /// <param name="tags">The tags.</param>
 | |
|         private void FetchGenres(MediaInfo info, IReadOnlyDictionary<string, string> tags)
 | |
|         {
 | |
|             var genreVal = tags.GetValueOrDefault("genre");
 | |
|             if (string.IsNullOrEmpty(genreVal))
 | |
|             {
 | |
|                 return;
 | |
|             }
 | |
| 
 | |
|             var genres = new List<string>(info.Genres);
 | |
|             foreach (var genre in Split(genreVal, true))
 | |
|             {
 | |
|                 if (string.IsNullOrEmpty(genre))
 | |
|                 {
 | |
|                     continue;
 | |
|                 }
 | |
| 
 | |
|                 genres.Add(genre);
 | |
|             }
 | |
| 
 | |
|             info.Genres = genres
 | |
|                 .Distinct(StringComparer.OrdinalIgnoreCase)
 | |
|                 .ToArray();
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets the track or disc number, which can be in the form of '1', or '1/3'.
 | |
|         /// </summary>
 | |
|         /// <param name="tags">The tags.</param>
 | |
|         /// <param name="tagName">Name of the tag.</param>
 | |
|         /// <returns>The track or disc number, or null, if missing or not parseable.</returns>
 | |
|         private static int? GetDictionaryTrackOrDiscNumber(IReadOnlyDictionary<string, string> tags, string tagName)
 | |
|         {
 | |
|             var disc = tags.GetValueOrDefault(tagName);
 | |
| 
 | |
|             if (int.TryParse(disc.AsSpan().LeftPart('/'), out var discNum))
 | |
|             {
 | |
|                 return discNum;
 | |
|             }
 | |
| 
 | |
|             return null;
 | |
|         }
 | |
| 
 | |
|         private static ChapterInfo GetChapterInfo(MediaChapter chapter)
 | |
|         {
 | |
|             var info = new ChapterInfo();
 | |
| 
 | |
|             if (chapter.Tags is not null && chapter.Tags.TryGetValue("title", out string name))
 | |
|             {
 | |
|                 info.Name = name;
 | |
|             }
 | |
| 
 | |
|             // Limit accuracy to milliseconds to match xml saving
 | |
|             var secondsString = chapter.StartTime;
 | |
| 
 | |
|             if (double.TryParse(secondsString, CultureInfo.InvariantCulture, out var seconds))
 | |
|             {
 | |
|                 var ms = Math.Round(TimeSpan.FromSeconds(seconds).TotalMilliseconds);
 | |
|                 info.StartPositionTicks = TimeSpan.FromMilliseconds(ms).Ticks;
 | |
|             }
 | |
| 
 | |
|             return info;
 | |
|         }
 | |
| 
 | |
|         private void FetchWtvInfo(MediaInfo video, InternalMediaInfoResult data)
 | |
|         {
 | |
|             var tags = data.Format?.Tags;
 | |
| 
 | |
|             if (tags is null)
 | |
|             {
 | |
|                 return;
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("WM/Genre", out var genres) && !string.IsNullOrWhiteSpace(genres))
 | |
|             {
 | |
|                 var genreList = genres.Split(new[] { ';', '/', ',' }, StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries);
 | |
| 
 | |
|                 // If this is empty then don't overwrite genres that might have been fetched earlier
 | |
|                 if (genreList.Length > 0)
 | |
|                 {
 | |
|                     video.Genres = genreList;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("WM/ParentalRating", out var officialRating) && !string.IsNullOrWhiteSpace(officialRating))
 | |
|             {
 | |
|                 video.OfficialRating = officialRating;
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("WM/MediaCredits", out var people) && !string.IsNullOrEmpty(people))
 | |
|             {
 | |
|                 video.People = Array.ConvertAll(
 | |
|                     people.Split(new[] { ';', '/' }, StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries),
 | |
|                     i => new BaseItemPerson { Name = i, Type = PersonKind.Actor });
 | |
|             }
 | |
| 
 | |
|             if (tags.TryGetValue("WM/OriginalReleaseTime", out var year) && int.TryParse(year, NumberStyles.Integer, CultureInfo.InvariantCulture, out var parsedYear))
 | |
|             {
 | |
|                 video.ProductionYear = parsedYear;
 | |
|             }
 | |
| 
 | |
|             // Credit to MCEBuddy: https://mcebuddy2x.codeplex.com/
 | |
|             // DateTime is reported along with timezone info (typically Z i.e. UTC hence assume None)
 | |
|             if (tags.TryGetValue("WM/MediaOriginalBroadcastDateTime", out var premiereDateString) && DateTime.TryParse(year, null, DateTimeStyles.AdjustToUniversal, out var parsedDate))
 | |
|             {
 | |
|                 video.PremiereDate = parsedDate;
 | |
|             }
 | |
| 
 | |
|             var description = tags.GetValueOrDefault("WM/SubTitleDescription");
 | |
| 
 | |
|             var subTitle = tags.GetValueOrDefault("WM/SubTitle");
 | |
| 
 | |
|             // For below code, credit to MCEBuddy: https://mcebuddy2x.codeplex.com/
 | |
| 
 | |
|             // Sometimes for TV Shows the Subtitle field is empty and the subtitle description contains the subtitle, extract if possible. See ticket https://mcebuddy2x.codeplex.com/workitem/1910
 | |
|             // The format is -> EPISODE/TOTAL_EPISODES_IN_SEASON. SUBTITLE: DESCRIPTION
 | |
|             // OR -> COMMENT. SUBTITLE: DESCRIPTION
 | |
|             // e.g. -> 4/13. The Doctor's Wife: Science fiction drama. When he follows a Time Lord distress signal, the Doctor puts Amy, Rory and his beloved TARDIS in grave danger. Also in HD. [AD,S]
 | |
|             // e.g. -> CBeebies Bedtime Hour. The Mystery: Animated adventures of two friends who live on an island in the middle of the big city. Some of Abney and Teal's favourite objects are missing. [S]
 | |
|             if (string.IsNullOrWhiteSpace(subTitle)
 | |
|                 && !string.IsNullOrWhiteSpace(description)
 | |
|                 && description.AsSpan()[..Math.Min(description.Length, MaxSubtitleDescriptionExtractionLength)].Contains(':')) // Check within the Subtitle size limit, otherwise from description it can get too long creating an invalid filename
 | |
|             {
 | |
|                 string[] descriptionParts = description.Split(':');
 | |
|                 if (descriptionParts.Length > 0)
 | |
|                 {
 | |
|                     string subtitle = descriptionParts[0];
 | |
|                     try
 | |
|                     {
 | |
|                         // Check if it contains a episode number and season number
 | |
|                         if (subtitle.Contains('/', StringComparison.Ordinal))
 | |
|                         {
 | |
|                             string[] subtitleParts = subtitle.Split(' ');
 | |
|                             string[] numbers = subtitleParts[0].Replace(".", string.Empty, StringComparison.Ordinal).Split('/');
 | |
|                             video.IndexNumber = int.Parse(numbers[0], CultureInfo.InvariantCulture);
 | |
|                             // int totalEpisodesInSeason = int.Parse(numbers[1], CultureInfo.InvariantCulture);
 | |
| 
 | |
|                             // Skip the numbers, concatenate the rest, trim and set as new description
 | |
|                             description = string.Join(' ', subtitleParts, 1, subtitleParts.Length - 1).Trim();
 | |
|                         }
 | |
|                         else if (subtitle.Contains('.', StringComparison.Ordinal))
 | |
|                         {
 | |
|                             var subtitleParts = subtitle.Split('.');
 | |
|                             description = string.Join('.', subtitleParts, 1, subtitleParts.Length - 1).Trim();
 | |
|                         }
 | |
|                         else
 | |
|                         {
 | |
|                             description = subtitle.Trim();
 | |
|                         }
 | |
|                     }
 | |
|                     catch (Exception ex)
 | |
|                     {
 | |
|                         _logger.LogError(ex, "Error while parsing subtitle field");
 | |
| 
 | |
|                         // Fallback to default parsing
 | |
|                         if (subtitle.Contains('.', StringComparison.Ordinal))
 | |
|                         {
 | |
|                             var subtitleParts = subtitle.Split('.');
 | |
|                             description = string.Join('.', subtitleParts, 1, subtitleParts.Length - 1).Trim();
 | |
|                         }
 | |
|                         else
 | |
|                         {
 | |
|                             description = subtitle.Trim();
 | |
|                         }
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (!string.IsNullOrWhiteSpace(description))
 | |
|             {
 | |
|                 video.Overview = description;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private void ExtractTimestamp(MediaInfo video)
 | |
|         {
 | |
|             if (video.VideoType != VideoType.VideoFile)
 | |
|             {
 | |
|                 return;
 | |
|             }
 | |
| 
 | |
|             if (!string.Equals(video.Container, "mpeg2ts", StringComparison.OrdinalIgnoreCase)
 | |
|                 && !string.Equals(video.Container, "m2ts", StringComparison.OrdinalIgnoreCase)
 | |
|                 && !string.Equals(video.Container, "ts", StringComparison.OrdinalIgnoreCase))
 | |
|             {
 | |
|                 return;
 | |
|             }
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 video.Timestamp = GetMpegTimestamp(video.Path);
 | |
|                 _logger.LogDebug("Video has {Timestamp} timestamp", video.Timestamp);
 | |
|             }
 | |
|             catch (Exception ex)
 | |
|             {
 | |
|                 video.Timestamp = null;
 | |
|                 _logger.LogError(ex, "Error extracting timestamp info from {Path}", video.Path);
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         // REVIEW: find out why the byte array needs to be 197 bytes long and comment the reason
 | |
|         private TransportStreamTimestamp GetMpegTimestamp(string path)
 | |
|         {
 | |
|             var packetBuffer = new byte[197];
 | |
| 
 | |
|             using (var fs = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read, 1))
 | |
|             {
 | |
|                 fs.ReadExactly(packetBuffer);
 | |
|             }
 | |
| 
 | |
|             if (packetBuffer[0] == 71)
 | |
|             {
 | |
|                 return TransportStreamTimestamp.None;
 | |
|             }
 | |
| 
 | |
|             if ((packetBuffer[4] != 71) || (packetBuffer[196] != 71))
 | |
|             {
 | |
|                 return TransportStreamTimestamp.None;
 | |
|             }
 | |
| 
 | |
|             if ((packetBuffer[0] == 0) && (packetBuffer[1] == 0) && (packetBuffer[2] == 0) && (packetBuffer[3] == 0))
 | |
|             {
 | |
|                 return TransportStreamTimestamp.Zero;
 | |
|             }
 | |
| 
 | |
|             return TransportStreamTimestamp.Valid;
 | |
|         }
 | |
| 
 | |
|         [GeneratedRegex("(?<name>.*) \\((?<instrument>.*)\\)")]
 | |
|         private static partial Regex PerformerRegex();
 | |
|     }
 | |
| }
 |