diff options
Diffstat (limited to 'MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs')
| -rw-r--r-- | MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs | 882 |
1 files changed, 882 insertions, 0 deletions
diff --git a/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs b/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs new file mode 100644 index 000000000..48e8b6ee2 --- /dev/null +++ b/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs @@ -0,0 +1,882 @@ +using MediaBrowser.Common.IO; +using MediaBrowser.MediaInfo; +using MediaBrowser.Model.Dto; +using MediaBrowser.Model.Entities; +using MediaBrowser.Model.Extensions; +using System; +using System.Collections.Generic; +using System.Globalization; +using System.IO; +using System.Linq; +using MediaBrowser.Model.Logging; +using MediaBrowser.Model.MediaInfo; + +namespace MediaBrowser.MediaEncoding.Probing +{ + public class ProbeResultNormalizer + { + private readonly CultureInfo _usCulture = new CultureInfo("en-US"); + private readonly ILogger _logger; + private readonly IFileSystem _fileSystem; + + public ProbeResultNormalizer(ILogger logger, IFileSystem fileSystem) + { + _logger = logger; + _fileSystem = fileSystem; + } + + public Model.Entities.MediaInfo GetMediaInfo(InternalMediaInfoResult data, bool isAudio, string path, MediaProtocol protocol) + { + var info = new Model.Entities.MediaInfo + { + Path = path, + Protocol = protocol + }; + + FFProbeHelpers.NormalizeFFProbeResult(data); + SetSize(data, info); + + var internalStreams = data.streams ?? new MediaStreamInfo[] { }; + + info.MediaStreams = internalStreams.Select(s => GetMediaStream(s, data.format)) + .Where(i => i != null) + .ToList(); + + if (data.format != null) + { + info.Container = data.format.format_name; + + if (!string.IsNullOrEmpty(data.format.bit_rate)) + { + info.Bitrate = int.Parse(data.format.bit_rate, _usCulture); + } + } + + if (isAudio) + { + SetAudioRuntimeTicks(data, info); + + if (data.format != null && data.format.tags != null) + { + SetAudioInfoFromTags(info, data.format.tags); + } + } + else + { + FetchWtvInfo(info, data); + + if (data.Chapters != null) + { + info.Chapters = data.Chapters.Select(GetChapterInfo).ToList(); + } + + ExtractTimestamp(info); + + var videoStream = info.MediaStreams.FirstOrDefault(i => i.Type == MediaStreamType.Video); + + if (videoStream != null) + { + UpdateFromMediaInfo(info, videoStream); + } + } + + return info; + } + + /// <summary> + /// Converts ffprobe stream info to our MediaStream class + /// </summary> + /// <param name="streamInfo">The stream info.</param> + /// <param name="formatInfo">The format info.</param> + /// <returns>MediaStream.</returns> + private MediaStream GetMediaStream(MediaStreamInfo streamInfo, MediaFormatInfo formatInfo) + { + var stream = new MediaStream + { + Codec = streamInfo.codec_name, + Profile = streamInfo.profile, + Level = streamInfo.level, + Index = streamInfo.index, + PixelFormat = streamInfo.pix_fmt + }; + + if (streamInfo.tags != null) + { + stream.Language = GetDictionaryValue(streamInfo.tags, "language"); + } + + if (string.Equals(streamInfo.codec_type, "audio", StringComparison.OrdinalIgnoreCase)) + { + stream.Type = MediaStreamType.Audio; + + stream.Channels = streamInfo.channels; + + if (!string.IsNullOrEmpty(streamInfo.sample_rate)) + { + stream.SampleRate = int.Parse(streamInfo.sample_rate, _usCulture); + } + + stream.ChannelLayout = ParseChannelLayout(streamInfo.channel_layout); + } + else if (string.Equals(streamInfo.codec_type, "subtitle", StringComparison.OrdinalIgnoreCase)) + { + stream.Type = MediaStreamType.Subtitle; + } + else if (string.Equals(streamInfo.codec_type, "video", StringComparison.OrdinalIgnoreCase)) + { + stream.Type = (streamInfo.codec_name ?? string.Empty).IndexOf("mjpeg", StringComparison.OrdinalIgnoreCase) != -1 + ? MediaStreamType.EmbeddedImage + : MediaStreamType.Video; + + stream.Width = streamInfo.width; + stream.Height = streamInfo.height; + stream.AspectRatio = GetAspectRatio(streamInfo); + + stream.AverageFrameRate = GetFrameRate(streamInfo.avg_frame_rate); + stream.RealFrameRate = GetFrameRate(streamInfo.r_frame_rate); + + stream.BitDepth = GetBitDepth(stream.PixelFormat); + + //stream.IsAnamorphic = string.Equals(streamInfo.sample_aspect_ratio, "0:1", StringComparison.OrdinalIgnoreCase) || + // string.Equals(stream.AspectRatio, "2.35:1", StringComparison.OrdinalIgnoreCase) || + // string.Equals(stream.AspectRatio, "2.40:1", StringComparison.OrdinalIgnoreCase); + + stream.IsAnamorphic = string.Equals(streamInfo.sample_aspect_ratio, "0:1", StringComparison.OrdinalIgnoreCase); + } + else + { + return null; + } + + // Get stream bitrate + var bitrate = 0; + + if (!string.IsNullOrEmpty(streamInfo.bit_rate)) + { + bitrate = int.Parse(streamInfo.bit_rate, _usCulture); + } + else if (formatInfo != null && !string.IsNullOrEmpty(formatInfo.bit_rate) && stream.Type == MediaStreamType.Video) + { + // If the stream info doesn't have a bitrate get the value from the media format info + bitrate = int.Parse(formatInfo.bit_rate, _usCulture); + } + + if (bitrate > 0) + { + stream.BitRate = bitrate; + } + + if (streamInfo.disposition != null) + { + var isDefault = GetDictionaryValue(streamInfo.disposition, "default"); + var isForced = GetDictionaryValue(streamInfo.disposition, "forced"); + + stream.IsDefault = string.Equals(isDefault, "1", StringComparison.OrdinalIgnoreCase); + + stream.IsForced = string.Equals(isForced, "1", StringComparison.OrdinalIgnoreCase); + } + + return stream; + } + + private int? GetBitDepth(string pixelFormat) + { + var eightBit = new List<string> + { + "yuv420p", + "yuv411p", + "yuvj420p", + "uyyvyy411", + "nv12", + "nv21", + "rgb444le", + "rgb444be", + "bgr444le", + "bgr444be", + "yuvj411p" + }; + + if (!string.IsNullOrEmpty(pixelFormat)) + { + if (eightBit.Contains(pixelFormat, StringComparer.OrdinalIgnoreCase)) + { + return 8; + } + } + + return 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(Dictionary<string, string> tags, string key) + { + if (tags == null) + { + return null; + } + + string val; + + tags.TryGetValue(key, out val); + return val; + } + + private string ParseChannelLayout(string input) + { + if (string.IsNullOrEmpty(input)) + { + return input; + } + + return input.Split('(').FirstOrDefault(); + } + + private string GetAspectRatio(MediaStreamInfo info) + { + var original = info.display_aspect_ratio; + + int height; + int width; + + var parts = (original ?? string.Empty).Split(':'); + if (!(parts.Length == 2 && + int.TryParse(parts[0], NumberStyles.Any, _usCulture, out width) && + int.TryParse(parts[1], NumberStyles.Any, _usCulture, out 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> + private float? GetFrameRate(string value) + { + if (!string.IsNullOrEmpty(value)) + { + var parts = value.Split('/'); + + float result; + + if (parts.Length == 2) + { + result = float.Parse(parts[0], _usCulture) / float.Parse(parts[1], _usCulture); + } + else + { + result = float.Parse(parts[0], _usCulture); + } + + return float.IsNaN(result) ? (float?)null : result; + } + + return null; + } + + private void SetAudioRuntimeTicks(InternalMediaInfoResult result, Model.Entities.MediaInfo data) + { + if (result.streams != null) + { + // Get the first audio stream + var stream = result.streams.FirstOrDefault(s => string.Equals(s.codec_type, "audio", StringComparison.OrdinalIgnoreCase)); + + if (stream != null) + { + // 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, _usCulture)).Ticks; + } + } + } + } + + private void SetSize(InternalMediaInfoResult data, Model.Entities.MediaInfo info) + { + if (data.format != null) + { + if (!string.IsNullOrEmpty(data.format.size)) + { + info.Size = long.Parse(data.format.size, _usCulture); + } + else + { + info.Size = null; + } + } + } + + private void SetAudioInfoFromTags(Model.Entities.MediaInfo audio, Dictionary<string, string> tags) + { + var title = FFProbeHelpers.GetDictionaryValue(tags, "title"); + + // Only set Name if title was found in the dictionary + if (!string.IsNullOrEmpty(title)) + { + audio.Title = title; + } + + var composer = FFProbeHelpers.GetDictionaryValue(tags, "composer"); + + if (!string.IsNullOrWhiteSpace(composer)) + { + foreach (var person in Split(composer, false)) + { + audio.People.Add(new BaseItemPerson { Name = person, Type = PersonType.Composer }); + } + } + + audio.Album = FFProbeHelpers.GetDictionaryValue(tags, "album"); + + var artists = FFProbeHelpers.GetDictionaryValue(tags, "artists"); + + if (!string.IsNullOrWhiteSpace(artists)) + { + audio.Artists = artists.Split(new[] { '/' }, StringSplitOptions.RemoveEmptyEntries) + .Distinct(StringComparer.OrdinalIgnoreCase) + .ToList(); + } + else + { + var artist = FFProbeHelpers.GetDictionaryValue(tags, "artist"); + if (string.IsNullOrWhiteSpace(artist)) + { + audio.Artists.Clear(); + } + else + { + audio.Artists = SplitArtists(artist) + .Distinct(StringComparer.OrdinalIgnoreCase) + .ToList(); + } + } + + var albumArtist = FFProbeHelpers.GetDictionaryValue(tags, "albumartist"); + if (string.IsNullOrWhiteSpace(albumArtist)) + { + albumArtist = FFProbeHelpers.GetDictionaryValue(tags, "album artist"); + } + if (string.IsNullOrWhiteSpace(albumArtist)) + { + albumArtist = FFProbeHelpers.GetDictionaryValue(tags, "album_artist"); + } + + if (string.IsNullOrWhiteSpace(albumArtist)) + { + audio.AlbumArtists = new List<string>(); + } + else + { + audio.AlbumArtists = SplitArtists(albumArtist) + .Distinct(StringComparer.OrdinalIgnoreCase) + .ToList(); + + } + + // Track number + audio.IndexNumber = GetDictionaryDiscValue(tags, "track"); + + // Disc number + audio.ParentIndexNumber = GetDictionaryDiscValue(tags, "disc"); + + audio.ProductionYear = FFProbeHelpers.GetDictionaryNumericValue(tags, "date"); + + // Several different forms of retaildate + audio.PremiereDate = FFProbeHelpers.GetDictionaryDateTime(tags, "retaildate") ?? + FFProbeHelpers.GetDictionaryDateTime(tags, "retail date") ?? + FFProbeHelpers.GetDictionaryDateTime(tags, "retail_date") ?? + FFProbeHelpers.GetDictionaryDateTime(tags, "date"); + + // If we don't have a ProductionYear try and get it from PremiereDate + if (audio.PremiereDate.HasValue && !audio.ProductionYear.HasValue) + { + audio.ProductionYear = audio.PremiereDate.Value.ToLocalTime().Year; + } + + FetchGenres(audio, tags); + + // There's several values in tags may or may not be present + FetchStudios(audio, tags, "organization"); + FetchStudios(audio, tags, "ensemble"); + FetchStudios(audio, tags, "publisher"); + + // These support mulitple values, but for now we only store the first. + audio.SetProviderId(MetadataProviders.MusicBrainzAlbumArtist, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Artist Id"))); + audio.SetProviderId(MetadataProviders.MusicBrainzArtist, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Artist Id"))); + + audio.SetProviderId(MetadataProviders.MusicBrainzAlbum, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Id"))); + audio.SetProviderId(MetadataProviders.MusicBrainzReleaseGroup, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Group Id"))); + audio.SetProviderId(MetadataProviders.MusicBrainzTrack, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Track Id"))); + } + + private string GetMultipleMusicBrainzId(string value) + { + if (string.IsNullOrWhiteSpace(value)) + { + return null; + } + + return value.Split(new[] { '/' }, StringSplitOptions.RemoveEmptyEntries) + .Select(i => i.Trim()) + .FirstOrDefault(i => !string.IsNullOrWhiteSpace(i)); + } + + private readonly char[] _nameDelimiters = { '/', '|', ';', '\\' }; + + /// <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 IEnumerable<string> Split(string val, bool allowCommaDelimiter) + { + // Only use the comma as a delimeter if there are no slashes or pipes. + // We want to be careful not to split names that have commas in them + var delimeter = !allowCommaDelimiter || _nameDelimiters.Any(i => val.IndexOf(i) != -1) ? + _nameDelimiters : + new[] { ',' }; + + return val.Split(delimeter, StringSplitOptions.RemoveEmptyEntries) + .Where(i => !string.IsNullOrWhiteSpace(i)) + .Select(i => i.Trim()); + } + + private const string ArtistReplaceValue = " | "; + + private IEnumerable<string> SplitArtists(string val) + { + val = val.Replace(" featuring ", ArtistReplaceValue, StringComparison.OrdinalIgnoreCase) + .Replace(" feat. ", ArtistReplaceValue, StringComparison.OrdinalIgnoreCase); + + var artistsFound = new List<string>(); + + foreach (var whitelistArtist in GetSplitWhitelist()) + { + var originalVal = val; + val = val.Replace(whitelistArtist, "|", StringComparison.OrdinalIgnoreCase); + + if (!string.Equals(originalVal, val, StringComparison.OrdinalIgnoreCase)) + { + artistsFound.Add(whitelistArtist); + } + } + + // Only use the comma as a delimeter if there are no slashes or pipes. + // We want to be careful not to split names that have commas in them + var delimeter = _nameDelimiters; + + var artists = val.Split(delimeter, StringSplitOptions.RemoveEmptyEntries) + .Where(i => !string.IsNullOrWhiteSpace(i)) + .Select(i => i.Trim()); + + artistsFound.AddRange(artists); + return artistsFound; + } + + + private List<string> _splitWhiteList = null; + + private IEnumerable<string> GetSplitWhitelist() + { + if (_splitWhiteList == null) + { + var file = GetType().Namespace + ".whitelist.txt"; + + using (var stream = GetType().Assembly.GetManifestResourceStream(file)) + { + using (var reader = new StreamReader(stream)) + { + var list = new List<string>(); + + while (!reader.EndOfStream) + { + var val = reader.ReadLine(); + + if (!string.IsNullOrWhiteSpace(val)) + { + list.Add(val); + } + } + + _splitWhiteList = list; + } + } + } + + return _splitWhiteList; + } + + /// <summary> + /// Gets the studios from the tags collection + /// </summary> + /// <param name="audio">The audio.</param> + /// <param name="tags">The tags.</param> + /// <param name="tagName">Name of the tag.</param> + private void FetchStudios(Model.Entities.MediaInfo audio, Dictionary<string, string> tags, string tagName) + { + var val = FFProbeHelpers.GetDictionaryValue(tags, tagName); + + if (!string.IsNullOrEmpty(val)) + { + var studios = Split(val, true); + + foreach (var studio in studios) + { + // Sometimes the artist name is listed here, account for that + if (audio.Artists.Contains(studio, StringComparer.OrdinalIgnoreCase)) + { + continue; + } + if (audio.AlbumArtists.Contains(studio, StringComparer.OrdinalIgnoreCase)) + { + continue; + } + + audio.Studios.Add(studio); + } + + audio.Studios = audio.Studios + .Where(i => !string.IsNullOrWhiteSpace(i)) + .Distinct(StringComparer.OrdinalIgnoreCase) + .ToList(); + } + } + + /// <summary> + /// Gets the genres from the tags collection + /// </summary> + /// <param name="info">The information.</param> + /// <param name="tags">The tags.</param> + private void FetchGenres(Model.Entities.MediaInfo info, Dictionary<string, string> tags) + { + var val = FFProbeHelpers.GetDictionaryValue(tags, "genre"); + + if (!string.IsNullOrEmpty(val)) + { + foreach (var genre in Split(val, true)) + { + info.Genres.Add(genre); + } + + info.Genres = info.Genres + .Where(i => !string.IsNullOrWhiteSpace(i)) + .Distinct(StringComparer.OrdinalIgnoreCase) + .ToList(); + } + } + + /// <summary> + /// Gets the disc number, which is sometimes 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>System.Nullable{System.Int32}.</returns> + private int? GetDictionaryDiscValue(Dictionary<string, string> tags, string tagName) + { + var disc = FFProbeHelpers.GetDictionaryValue(tags, tagName); + + if (!string.IsNullOrEmpty(disc)) + { + disc = disc.Split('/')[0]; + + int num; + + if (int.TryParse(disc, out num)) + { + return num; + } + } + + return null; + } + + private ChapterInfo GetChapterInfo(MediaChapter chapter) + { + var info = new ChapterInfo(); + + if (chapter.tags != null) + { + string name; + if (chapter.tags.TryGetValue("title", out name)) + { + info.Name = name; + } + } + + // Limit accuracy to milliseconds to match xml saving + var secondsString = chapter.start_time; + double seconds; + + if (double.TryParse(secondsString, NumberStyles.Any, CultureInfo.InvariantCulture, out seconds)) + { + var ms = Math.Round(TimeSpan.FromSeconds(seconds).TotalMilliseconds); + info.StartPositionTicks = TimeSpan.FromMilliseconds(ms).Ticks; + } + + return info; + } + + private const int MaxSubtitleDescriptionExtractionLength = 100; // When extracting subtitles, the maximum length to consider (to avoid invalid filenames) + + private void FetchWtvInfo(Model.Entities.MediaInfo video, InternalMediaInfoResult data) + { + if (data.format == null || data.format.tags == null) + { + return; + } + + var genres = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/Genre"); + + if (!string.IsNullOrWhiteSpace(genres)) + { + //genres = FFProbeHelpers.GetDictionaryValue(data.format.tags, "genre"); + } + + if (!string.IsNullOrWhiteSpace(genres)) + { + video.Genres = genres.Split(new[] { ';', '/', ',' }, StringSplitOptions.RemoveEmptyEntries) + .Where(i => !string.IsNullOrWhiteSpace(i)) + .Select(i => i.Trim()) + .ToList(); + } + + var officialRating = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/ParentalRating"); + + if (!string.IsNullOrWhiteSpace(officialRating)) + { + video.OfficialRating = officialRating; + } + + var people = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/MediaCredits"); + + if (!string.IsNullOrEmpty(people)) + { + video.People = people.Split(new[] { ';', '/' }, StringSplitOptions.RemoveEmptyEntries) + .Where(i => !string.IsNullOrWhiteSpace(i)) + .Select(i => new BaseItemPerson { Name = i.Trim(), Type = PersonType.Actor }) + .ToList(); + } + + var year = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/OriginalReleaseTime"); + if (!string.IsNullOrWhiteSpace(year)) + { + int val; + + if (int.TryParse(year, NumberStyles.Integer, _usCulture, out val)) + { + video.ProductionYear = val; + } + } + + var premiereDateString = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/MediaOriginalBroadcastDateTime"); + if (!string.IsNullOrWhiteSpace(premiereDateString)) + { + DateTime val; + + // Credit to MCEBuddy: https://mcebuddy2x.codeplex.com/ + // DateTime is reported along with timezone info (typically Z i.e. UTC hence assume None) + if (DateTime.TryParse(year, null, DateTimeStyles.None, out val)) + { + video.PremiereDate = val.ToUniversalTime(); + } + } + + var description = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/SubTitleDescription"); + + var subTitle = FFProbeHelpers.GetDictionaryValue(data.format.tags, "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.Substring(0, 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[] parts = description.Split(':'); + if (parts.Length > 0) + { + string subtitle = parts[0]; + try + { + if (subtitle.Contains("/")) // It contains a episode number and season number + { + string[] numbers = subtitle.Split(' '); + video.IndexNumber = int.Parse(numbers[0].Replace(".", "").Split('/')[0]); + int totalEpisodesInSeason = int.Parse(numbers[0].Replace(".", "").Split('/')[1]); + + description = String.Join(" ", numbers, 1, numbers.Length - 1).Trim(); // Skip the first, concatenate the rest, clean up spaces and save it + } + else + throw new Exception(); // Switch to default parsing + } + catch // Default parsing + { + if (subtitle.Contains(".")) // skip the comment, keep the subtitle + description = String.Join(".", subtitle.Split('.'), 1, subtitle.Split('.').Length - 1).Trim(); // skip the first + else + description = subtitle.Trim(); // Clean up whitespaces and save it + } + } + } + + if (!string.IsNullOrWhiteSpace(description)) + { + video.Overview = description; + } + } + + private void ExtractTimestamp(Model.Entities.MediaInfo video) + { + if (video.VideoType == VideoType.VideoFile) + { + if (string.Equals(video.Container, "mpeg2ts", StringComparison.OrdinalIgnoreCase) || + string.Equals(video.Container, "m2ts", StringComparison.OrdinalIgnoreCase) || + string.Equals(video.Container, "ts", StringComparison.OrdinalIgnoreCase)) + { + try + { + video.Timestamp = GetMpegTimestamp(video.Path); + + _logger.Debug("Video has {0} timestamp", video.Timestamp); + } + catch (Exception ex) + { + _logger.ErrorException("Error extracting timestamp info from {0}", ex, video.Path); + video.Timestamp = null; + } + } + } + } + + private TransportStreamTimestamp GetMpegTimestamp(string path) + { + var packetBuffer = new byte['Å']; + + using (var fs = _fileSystem.GetFileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read)) + { + fs.Read(packetBuffer, 0, packetBuffer.Length); + } + + if (packetBuffer[0] == 71) + { + return TransportStreamTimestamp.None; + } + + if ((packetBuffer[4] == 71) && (packetBuffer['Ä'] == 71)) + { + if ((packetBuffer[0] == 0) && (packetBuffer[1] == 0) && (packetBuffer[2] == 0) && (packetBuffer[3] == 0)) + { + return TransportStreamTimestamp.Zero; + } + + return TransportStreamTimestamp.Valid; + } + + return TransportStreamTimestamp.None; + } + + private void UpdateFromMediaInfo(MediaSourceInfo video, MediaStream videoStream) + { + if (video.VideoType == VideoType.VideoFile && video.Protocol == MediaProtocol.File) + { + if (videoStream != null) + { + try + { + var result = new MediaInfoLib().GetVideoInfo(video.Path); + + videoStream.IsCabac = result.IsCabac ?? videoStream.IsCabac; + videoStream.IsInterlaced = result.IsInterlaced ?? videoStream.IsInterlaced; + videoStream.BitDepth = result.BitDepth ?? videoStream.BitDepth; + videoStream.RefFrames = result.RefFrames; + } + catch (Exception ex) + { + _logger.ErrorException("Error running MediaInfo on {0}", ex, video.Path); + } + } + } + } + } +} |