915 lines
34 KiB
C#
915 lines
34 KiB
C#
using MediaBrowser.Common.IO;
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using MediaBrowser.MediaInfo;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Extensions;
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using System.Linq;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.MediaInfo;
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namespace MediaBrowser.MediaEncoding.Probing
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{
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public class ProbeResultNormalizer
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{
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private readonly CultureInfo _usCulture = new CultureInfo("en-US");
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private readonly ILogger _logger;
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private readonly IFileSystem _fileSystem;
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public ProbeResultNormalizer(ILogger logger, IFileSystem fileSystem)
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{
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_logger = logger;
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_fileSystem = fileSystem;
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}
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public Model.MediaInfo.MediaInfo GetMediaInfo(InternalMediaInfoResult data, VideoType videoType, bool isAudio, string path, MediaProtocol protocol)
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{
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var info = new Model.MediaInfo.MediaInfo
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{
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Path = path,
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Protocol = protocol
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};
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FFProbeHelpers.NormalizeFFProbeResult(data);
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SetSize(data, info);
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var internalStreams = data.streams ?? new MediaStreamInfo[] { };
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info.MediaStreams = internalStreams.Select(s => GetMediaStream(isAudio, s, data.format))
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.Where(i => i != null)
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.ToList();
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if (data.format != null)
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{
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info.Container = data.format.format_name;
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if (!string.IsNullOrEmpty(data.format.bit_rate))
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{
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info.Bitrate = int.Parse(data.format.bit_rate, _usCulture);
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}
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}
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if (isAudio)
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{
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SetAudioRuntimeTicks(data, info);
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var tags = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
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// tags are normally located under data.format, but we've seen some cases with ogg where they're part of the audio stream
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// so let's create a combined list of both
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if (data.streams != null)
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{
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var audioStream = data.streams.FirstOrDefault(i => string.Equals(i.codec_type, "audio", StringComparison.OrdinalIgnoreCase));
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if (audioStream != null && audioStream.tags != null)
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{
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foreach (var pair in audioStream.tags)
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{
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tags[pair.Key] = pair.Value;
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}
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}
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}
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if (data.format != null && data.format.tags != null)
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{
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foreach (var pair in data.format.tags)
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{
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tags[pair.Key] = pair.Value;
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}
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}
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SetAudioInfoFromTags(info, tags);
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}
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else
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{
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if (data.format != null && !string.IsNullOrEmpty(data.format.duration))
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{
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info.RunTimeTicks = TimeSpan.FromSeconds(double.Parse(data.format.duration, _usCulture)).Ticks;
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}
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FetchWtvInfo(info, data);
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if (data.Chapters != null)
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{
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info.Chapters = data.Chapters.Select(GetChapterInfo).ToList();
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}
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ExtractTimestamp(info);
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var videoStream = info.MediaStreams.FirstOrDefault(i => i.Type == MediaStreamType.Video);
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if (videoStream != null && videoType == VideoType.VideoFile)
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{
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UpdateFromMediaInfo(info, videoStream);
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}
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}
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return info;
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}
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/// <summary>
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/// Converts ffprobe stream info to our MediaStream class
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/// </summary>
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/// <param name="streamInfo">The stream info.</param>
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/// <param name="formatInfo">The format info.</param>
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/// <returns>MediaStream.</returns>
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private MediaStream GetMediaStream(bool isAudio, MediaStreamInfo streamInfo, MediaFormatInfo formatInfo)
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{
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var stream = new MediaStream
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{
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Codec = streamInfo.codec_name,
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Profile = streamInfo.profile,
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Level = streamInfo.level,
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Index = streamInfo.index,
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PixelFormat = streamInfo.pix_fmt
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};
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if (streamInfo.tags != null)
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{
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stream.Language = GetDictionaryValue(streamInfo.tags, "language");
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}
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if (string.Equals(streamInfo.codec_type, "audio", StringComparison.OrdinalIgnoreCase))
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{
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stream.Type = MediaStreamType.Audio;
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stream.Channels = streamInfo.channels;
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if (!string.IsNullOrEmpty(streamInfo.sample_rate))
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{
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stream.SampleRate = int.Parse(streamInfo.sample_rate, _usCulture);
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}
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stream.ChannelLayout = ParseChannelLayout(streamInfo.channel_layout);
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}
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else if (string.Equals(streamInfo.codec_type, "subtitle", StringComparison.OrdinalIgnoreCase))
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{
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stream.Type = MediaStreamType.Subtitle;
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}
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else if (string.Equals(streamInfo.codec_type, "video", StringComparison.OrdinalIgnoreCase))
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{
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stream.Type = isAudio || string.Equals(stream.Codec, "mjpeg", StringComparison.OrdinalIgnoreCase)
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? MediaStreamType.EmbeddedImage
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: MediaStreamType.Video;
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stream.Width = streamInfo.width;
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stream.Height = streamInfo.height;
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stream.AspectRatio = GetAspectRatio(streamInfo);
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stream.AverageFrameRate = GetFrameRate(streamInfo.avg_frame_rate);
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stream.RealFrameRate = GetFrameRate(streamInfo.r_frame_rate);
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stream.BitDepth = GetBitDepth(stream.PixelFormat);
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//stream.IsAnamorphic = string.Equals(streamInfo.sample_aspect_ratio, "0:1", StringComparison.OrdinalIgnoreCase) ||
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// string.Equals(stream.AspectRatio, "2.35:1", StringComparison.OrdinalIgnoreCase) ||
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// string.Equals(stream.AspectRatio, "2.40:1", StringComparison.OrdinalIgnoreCase);
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// http://stackoverflow.com/questions/17353387/how-to-detect-anamorphic-video-with-ffprobe
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stream.IsAnamorphic = string.Equals(streamInfo.sample_aspect_ratio, "0:1", StringComparison.OrdinalIgnoreCase);
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}
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else
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{
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return null;
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}
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// Get stream bitrate
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var bitrate = 0;
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if (!string.IsNullOrEmpty(streamInfo.bit_rate))
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{
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bitrate = int.Parse(streamInfo.bit_rate, _usCulture);
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}
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else if (formatInfo != null && !string.IsNullOrEmpty(formatInfo.bit_rate) && stream.Type == MediaStreamType.Video)
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{
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// If the stream info doesn't have a bitrate get the value from the media format info
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bitrate = int.Parse(formatInfo.bit_rate, _usCulture);
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}
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if (bitrate > 0)
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{
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stream.BitRate = bitrate;
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}
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if (streamInfo.disposition != null)
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{
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var isDefault = GetDictionaryValue(streamInfo.disposition, "default");
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var isForced = GetDictionaryValue(streamInfo.disposition, "forced");
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stream.IsDefault = string.Equals(isDefault, "1", StringComparison.OrdinalIgnoreCase);
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stream.IsForced = string.Equals(isForced, "1", StringComparison.OrdinalIgnoreCase);
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}
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return stream;
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}
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private int? GetBitDepth(string pixelFormat)
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{
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var eightBit = new List<string>
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{
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"yuv420p",
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"yuv411p",
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"yuvj420p",
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"uyyvyy411",
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"nv12",
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"nv21",
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"rgb444le",
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"rgb444be",
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"bgr444le",
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"bgr444be",
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"yuvj411p"
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};
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if (!string.IsNullOrEmpty(pixelFormat))
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{
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if (eightBit.Contains(pixelFormat, StringComparer.OrdinalIgnoreCase))
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{
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return 8;
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}
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}
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return null;
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}
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/// <summary>
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/// Gets a string from an FFProbeResult tags dictionary
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/// </summary>
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/// <param name="tags">The tags.</param>
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/// <param name="key">The key.</param>
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/// <returns>System.String.</returns>
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private string GetDictionaryValue(Dictionary<string, string> tags, string key)
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{
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if (tags == null)
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{
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return null;
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}
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string val;
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tags.TryGetValue(key, out val);
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return val;
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}
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private string ParseChannelLayout(string input)
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{
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if (string.IsNullOrEmpty(input))
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{
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return input;
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}
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return input.Split('(').FirstOrDefault();
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}
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private string GetAspectRatio(MediaStreamInfo info)
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{
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var original = info.display_aspect_ratio;
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int height;
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int width;
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var parts = (original ?? string.Empty).Split(':');
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if (!(parts.Length == 2 &&
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int.TryParse(parts[0], NumberStyles.Any, _usCulture, out width) &&
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int.TryParse(parts[1], NumberStyles.Any, _usCulture, out height) &&
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width > 0 &&
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height > 0))
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{
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width = info.width;
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height = info.height;
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}
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if (width > 0 && height > 0)
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{
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double ratio = width;
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ratio /= height;
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if (IsClose(ratio, 1.777777778, .03))
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{
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return "16:9";
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}
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if (IsClose(ratio, 1.3333333333, .05))
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{
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return "4:3";
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}
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if (IsClose(ratio, 1.41))
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{
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return "1.41:1";
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}
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if (IsClose(ratio, 1.5))
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{
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return "1.5:1";
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}
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if (IsClose(ratio, 1.6))
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{
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return "1.6:1";
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}
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if (IsClose(ratio, 1.66666666667))
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{
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return "5:3";
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}
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if (IsClose(ratio, 1.85, .02))
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{
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return "1.85:1";
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}
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if (IsClose(ratio, 2.35, .025))
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{
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return "2.35:1";
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}
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if (IsClose(ratio, 2.4, .025))
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{
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return "2.40:1";
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}
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}
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return original;
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}
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private bool IsClose(double d1, double d2, double variance = .005)
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{
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return Math.Abs(d1 - d2) <= variance;
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}
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/// <summary>
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/// Gets a frame rate from a string value in ffprobe output
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/// This could be a number or in the format of 2997/125.
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/// </summary>
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/// <param name="value">The value.</param>
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/// <returns>System.Nullable{System.Single}.</returns>
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private float? GetFrameRate(string value)
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{
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if (!string.IsNullOrEmpty(value))
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{
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var parts = value.Split('/');
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float result;
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if (parts.Length == 2)
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{
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result = float.Parse(parts[0], _usCulture) / float.Parse(parts[1], _usCulture);
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}
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else
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{
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result = float.Parse(parts[0], _usCulture);
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}
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return float.IsNaN(result) ? (float?)null : result;
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}
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return null;
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}
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private void SetAudioRuntimeTicks(InternalMediaInfoResult result, Model.MediaInfo.MediaInfo data)
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{
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if (result.streams != null)
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{
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// Get the first audio stream
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var stream = result.streams.FirstOrDefault(s => string.Equals(s.codec_type, "audio", StringComparison.OrdinalIgnoreCase));
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if (stream != null)
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{
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// Get duration from stream properties
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var duration = stream.duration;
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// If it's not there go into format properties
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if (string.IsNullOrEmpty(duration))
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{
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duration = result.format.duration;
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}
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// If we got something, parse it
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if (!string.IsNullOrEmpty(duration))
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{
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data.RunTimeTicks = TimeSpan.FromSeconds(double.Parse(duration, _usCulture)).Ticks;
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}
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}
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}
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}
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private void SetSize(InternalMediaInfoResult data, Model.MediaInfo.MediaInfo info)
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{
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if (data.format != null)
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{
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if (!string.IsNullOrEmpty(data.format.size))
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{
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info.Size = long.Parse(data.format.size, _usCulture);
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}
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else
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{
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info.Size = null;
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}
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}
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}
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private void SetAudioInfoFromTags(Model.MediaInfo.MediaInfo audio, Dictionary<string, string> tags)
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{
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var title = FFProbeHelpers.GetDictionaryValue(tags, "title");
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// Only set Name if title was found in the dictionary
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if (!string.IsNullOrEmpty(title))
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{
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audio.Title = title;
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}
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var composer = FFProbeHelpers.GetDictionaryValue(tags, "composer");
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if (!string.IsNullOrWhiteSpace(composer))
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{
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foreach (var person in Split(composer, false))
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{
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audio.People.Add(new BaseItemPerson { Name = person, Type = PersonType.Composer });
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}
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}
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audio.Album = FFProbeHelpers.GetDictionaryValue(tags, "album");
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var artists = FFProbeHelpers.GetDictionaryValue(tags, "artists");
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if (!string.IsNullOrWhiteSpace(artists))
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{
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audio.Artists = artists.Split(new[] { '/' }, StringSplitOptions.RemoveEmptyEntries)
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.Distinct(StringComparer.OrdinalIgnoreCase)
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.ToList();
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}
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else
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{
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var artist = FFProbeHelpers.GetDictionaryValue(tags, "artist");
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if (string.IsNullOrWhiteSpace(artist))
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{
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audio.Artists.Clear();
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}
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else
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{
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audio.Artists = SplitArtists(artist)
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.Distinct(StringComparer.OrdinalIgnoreCase)
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.ToList();
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}
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}
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var albumArtist = FFProbeHelpers.GetDictionaryValue(tags, "albumartist");
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if (string.IsNullOrWhiteSpace(albumArtist))
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{
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albumArtist = FFProbeHelpers.GetDictionaryValue(tags, "album artist");
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}
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if (string.IsNullOrWhiteSpace(albumArtist))
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{
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albumArtist = FFProbeHelpers.GetDictionaryValue(tags, "album_artist");
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}
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if (string.IsNullOrWhiteSpace(albumArtist))
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{
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audio.AlbumArtists = new List<string>();
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}
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else
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{
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audio.AlbumArtists = SplitArtists(albumArtist)
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.Distinct(StringComparer.OrdinalIgnoreCase)
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.ToList();
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}
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// Track number
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audio.IndexNumber = GetDictionaryDiscValue(tags, "track");
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// Disc number
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audio.ParentIndexNumber = GetDictionaryDiscValue(tags, "disc");
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audio.ProductionYear = FFProbeHelpers.GetDictionaryNumericValue(tags, "date");
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// Several different forms of retaildate
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audio.PremiereDate = FFProbeHelpers.GetDictionaryDateTime(tags, "retaildate") ??
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FFProbeHelpers.GetDictionaryDateTime(tags, "retail date") ??
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FFProbeHelpers.GetDictionaryDateTime(tags, "retail_date") ??
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FFProbeHelpers.GetDictionaryDateTime(tags, "date");
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// If we don't have a ProductionYear try and get it from PremiereDate
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if (audio.PremiereDate.HasValue && !audio.ProductionYear.HasValue)
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{
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audio.ProductionYear = audio.PremiereDate.Value.ToLocalTime().Year;
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}
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FetchGenres(audio, tags);
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// There's several values in tags may or may not be present
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FetchStudios(audio, tags, "organization");
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FetchStudios(audio, tags, "ensemble");
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FetchStudios(audio, tags, "publisher");
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FetchStudios(audio, tags, "label");
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// These support mulitple values, but for now we only store the first.
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audio.SetProviderId(MetadataProviders.MusicBrainzAlbumArtist, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Artist Id")));
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audio.SetProviderId(MetadataProviders.MusicBrainzArtist, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Artist Id")));
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audio.SetProviderId(MetadataProviders.MusicBrainzAlbum, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Id")));
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audio.SetProviderId(MetadataProviders.MusicBrainzReleaseGroup, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Group Id")));
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audio.SetProviderId(MetadataProviders.MusicBrainzTrack, GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Track Id")));
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}
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private string GetMultipleMusicBrainzId(string value)
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{
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if (string.IsNullOrWhiteSpace(value))
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{
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return null;
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}
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return value.Split(new[] { '/' }, StringSplitOptions.RemoveEmptyEntries)
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.Select(i => i.Trim())
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.FirstOrDefault(i => !string.IsNullOrWhiteSpace(i));
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}
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private readonly char[] _nameDelimiters = { '/', '|', ';', '\\' };
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/// <summary>
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/// Splits the specified val.
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/// </summary>
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/// <param name="val">The val.</param>
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/// <param name="allowCommaDelimiter">if set to <c>true</c> [allow comma delimiter].</param>
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/// <returns>System.String[][].</returns>
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private IEnumerable<string> Split(string val, bool allowCommaDelimiter)
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{
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// Only use the comma as a delimeter if there are no slashes or pipes.
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// We want to be careful not to split names that have commas in them
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var delimeter = !allowCommaDelimiter || _nameDelimiters.Any(i => val.IndexOf(i) != -1) ?
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_nameDelimiters :
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new[] { ',' };
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return val.Split(delimeter, StringSplitOptions.RemoveEmptyEntries)
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.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.MediaInfo.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.MediaInfo.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.MediaInfo.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.MediaInfo.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.Protocol == MediaProtocol.File)
|
|
{
|
|
if (videoStream != null)
|
|
{
|
|
try
|
|
{
|
|
_logger.Debug("Running MediaInfo against {0}", video.Path);
|
|
|
|
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);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|