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800 lines
30 KiB
800 lines
30 KiB
using DvdLib.Ifo;
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using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Common.IO;
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using MediaBrowser.Controller.Chapters;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Entities.Movies;
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using MediaBrowser.Controller.Entities.TV;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Localization;
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using MediaBrowser.Controller.MediaEncoding;
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using MediaBrowser.Controller.Persistence;
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using MediaBrowser.Controller.Providers;
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using MediaBrowser.Controller.Subtitles;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.MediaInfo;
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using MediaBrowser.Model.Serialization;
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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 System.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Providers.MediaInfo
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{
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public class FFProbeVideoInfo
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{
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private readonly ILogger _logger;
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private readonly IIsoManager _isoManager;
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private readonly IMediaEncoder _mediaEncoder;
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private readonly IItemRepository _itemRepo;
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private readonly IBlurayExaminer _blurayExaminer;
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private readonly ILocalizationManager _localization;
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private readonly IApplicationPaths _appPaths;
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private readonly IJsonSerializer _json;
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private readonly IEncodingManager _encodingManager;
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private readonly IFileSystem _fileSystem;
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private readonly IServerConfigurationManager _config;
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private readonly ISubtitleManager _subtitleManager;
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private readonly IChapterManager _chapterManager;
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private readonly CultureInfo _usCulture = new CultureInfo("en-US");
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public FFProbeVideoInfo(ILogger logger, IIsoManager isoManager, IMediaEncoder mediaEncoder, IItemRepository itemRepo, IBlurayExaminer blurayExaminer, ILocalizationManager localization, IApplicationPaths appPaths, IJsonSerializer json, IEncodingManager encodingManager, IFileSystem fileSystem, IServerConfigurationManager config, ISubtitleManager subtitleManager, IChapterManager chapterManager)
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{
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_logger = logger;
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_isoManager = isoManager;
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_mediaEncoder = mediaEncoder;
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_itemRepo = itemRepo;
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_blurayExaminer = blurayExaminer;
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_localization = localization;
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_appPaths = appPaths;
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_json = json;
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_encodingManager = encodingManager;
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_fileSystem = fileSystem;
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_config = config;
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_subtitleManager = subtitleManager;
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_chapterManager = chapterManager;
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}
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public async Task<ItemUpdateType> ProbeVideo<T>(T item,
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MetadataRefreshOptions options,
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CancellationToken cancellationToken)
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where T : Video
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{
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var isoMount = await MountIsoIfNeeded(item, cancellationToken).ConfigureAwait(false);
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BlurayDiscInfo blurayDiscInfo = null;
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try
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{
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if (item.VideoType == VideoType.BluRay || (item.IsoType.HasValue && item.IsoType == IsoType.BluRay))
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{
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var inputPath = isoMount != null ? isoMount.MountedPath : item.Path;
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blurayDiscInfo = GetBDInfo(inputPath);
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}
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OnPreFetch(item, isoMount, blurayDiscInfo);
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// If we didn't find any satisfying the min length, just take them all
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if (item.VideoType == VideoType.Dvd || (item.IsoType.HasValue && item.IsoType == IsoType.Dvd))
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{
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if (item.PlayableStreamFileNames.Count == 0)
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{
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_logger.Error("No playable vobs found in dvd structure, skipping ffprobe.");
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return ItemUpdateType.MetadataImport;
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}
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}
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if (item.VideoType == VideoType.BluRay || (item.IsoType.HasValue && item.IsoType == IsoType.BluRay))
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{
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if (item.PlayableStreamFileNames.Count == 0)
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{
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_logger.Error("No playable vobs found in bluray structure, skipping ffprobe.");
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return ItemUpdateType.MetadataImport;
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}
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}
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var result = await GetMediaInfo(item, isoMount, cancellationToken).ConfigureAwait(false);
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cancellationToken.ThrowIfCancellationRequested();
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FFProbeHelpers.NormalizeFFProbeResult(result);
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cancellationToken.ThrowIfCancellationRequested();
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await Fetch(item, cancellationToken, result, isoMount, blurayDiscInfo, options).ConfigureAwait(false);
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}
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finally
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{
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if (isoMount != null)
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{
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isoMount.Dispose();
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}
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}
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return ItemUpdateType.MetadataImport;
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}
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private const string SchemaVersion = "1";
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private async Task<InternalMediaInfoResult> GetMediaInfo(Video item,
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IIsoMount isoMount,
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CancellationToken cancellationToken)
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{
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cancellationToken.ThrowIfCancellationRequested();
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var idString = item.Id.ToString("N");
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var cachePath = Path.Combine(_appPaths.CachePath,
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"ffprobe-video",
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idString.Substring(0, 2), idString, "v" + SchemaVersion + _mediaEncoder.Version + item.DateModified.Ticks.ToString(_usCulture) + ".json");
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try
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{
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return _json.DeserializeFromFile<InternalMediaInfoResult>(cachePath);
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}
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catch (FileNotFoundException)
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{
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}
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catch (DirectoryNotFoundException)
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{
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}
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var protocol = item.LocationType == LocationType.Remote
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? MediaProtocol.Http
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: MediaProtocol.File;
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var inputPath = MediaEncoderHelpers.GetInputArgument(item.Path, protocol, isoMount, item.PlayableStreamFileNames);
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var result = await _mediaEncoder.GetMediaInfo(inputPath, protocol, false, cancellationToken).ConfigureAwait(false);
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Directory.CreateDirectory(Path.GetDirectoryName(cachePath));
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_json.SerializeToFile(result, cachePath);
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return result;
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}
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protected async Task Fetch(Video video,
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CancellationToken cancellationToken,
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InternalMediaInfoResult data,
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IIsoMount isoMount,
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BlurayDiscInfo blurayInfo,
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MetadataRefreshOptions options)
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{
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var mediaInfo = MediaEncoderHelpers.GetMediaInfo(data);
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var mediaStreams = mediaInfo.MediaStreams;
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video.TotalBitrate = mediaInfo.TotalBitrate;
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video.FormatName = (mediaInfo.Format ?? string.Empty)
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.Replace("matroska", "mkv", StringComparison.OrdinalIgnoreCase);
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if (data.format != null)
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{
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// For dvd's this may not always be accurate, so don't set the runtime if the item already has one
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var needToSetRuntime = video.VideoType != VideoType.Dvd || video.RunTimeTicks == null || video.RunTimeTicks.Value == 0;
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if (needToSetRuntime && !string.IsNullOrEmpty(data.format.duration))
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{
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video.RunTimeTicks = TimeSpan.FromSeconds(double.Parse(data.format.duration, _usCulture)).Ticks;
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}
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if (video.VideoType == VideoType.VideoFile)
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{
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var extension = (Path.GetExtension(video.Path) ?? string.Empty).TrimStart('.');
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video.Container = extension;
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}
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else
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{
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video.Container = null;
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}
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if (!string.IsNullOrEmpty(data.format.size))
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{
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video.Size = long.Parse(data.format.size, _usCulture);
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}
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else
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{
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video.Size = null;
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}
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}
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var mediaChapters = (data.Chapters ?? new MediaChapter[] { }).ToList();
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var chapters = mediaChapters.Select(GetChapterInfo).ToList();
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if (video.VideoType == VideoType.BluRay || (video.IsoType.HasValue && video.IsoType.Value == IsoType.BluRay))
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{
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FetchBdInfo(video, chapters, mediaStreams, blurayInfo);
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}
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await AddExternalSubtitles(video, mediaStreams, options, cancellationToken).ConfigureAwait(false);
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FetchWtvInfo(video, data);
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video.IsHD = mediaStreams.Any(i => i.Type == MediaStreamType.Video && i.Width.HasValue && i.Width.Value >= 1270);
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var videoStream = mediaStreams.FirstOrDefault(i => i.Type == MediaStreamType.Video);
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video.VideoBitRate = videoStream == null ? null : videoStream.BitRate;
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video.DefaultVideoStreamIndex = videoStream == null ? (int?)null : videoStream.Index;
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video.HasSubtitles = mediaStreams.Any(i => i.Type == MediaStreamType.Subtitle);
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ExtractTimestamp(video);
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await _itemRepo.SaveMediaStreams(video.Id, mediaStreams, cancellationToken).ConfigureAwait(false);
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if (options.MetadataRefreshMode == MetadataRefreshMode.FullRefresh ||
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options.MetadataRefreshMode == MetadataRefreshMode.Default)
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{
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try
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{
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var remoteChapters = await DownloadChapters(video, chapters, cancellationToken).ConfigureAwait(false);
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if (remoteChapters.Count > 0)
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{
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chapters = remoteChapters;
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}
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error downloading chapters", ex);
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}
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if (chapters.Count == 0 && mediaStreams.Any(i => i.Type == MediaStreamType.Video))
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{
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AddDummyChapters(video, chapters);
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}
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await _encodingManager.RefreshChapterImages(new ChapterImageRefreshOptions
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{
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Chapters = chapters,
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Video = video,
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ExtractImages = false,
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SaveChapters = false
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}, cancellationToken).ConfigureAwait(false);
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await _chapterManager.SaveChapters(video.Id.ToString(), chapters, cancellationToken).ConfigureAwait(false);
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}
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}
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private ChapterInfo GetChapterInfo(MediaChapter chapter)
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{
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var info = new ChapterInfo();
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if (chapter.tags != null)
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{
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string name;
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if (chapter.tags.TryGetValue("title", out name))
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{
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info.Name = name;
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}
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}
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// Limit accuracy to milliseconds to match xml saving
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var secondsString = chapter.start_time;
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double seconds;
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if (double.TryParse(secondsString, NumberStyles.Any, CultureInfo.InvariantCulture, out seconds))
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{
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var ms = Math.Round(TimeSpan.FromSeconds(seconds).TotalMilliseconds);
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info.StartPositionTicks = TimeSpan.FromMilliseconds(ms).Ticks;
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}
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return info;
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}
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private void FetchBdInfo(BaseItem item, List<ChapterInfo> chapters, List<MediaStream> mediaStreams, BlurayDiscInfo blurayInfo)
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{
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var video = (Video)item;
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int? currentHeight = null;
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int? currentWidth = null;
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int? currentBitRate = null;
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var videoStream = mediaStreams.FirstOrDefault(s => s.Type == MediaStreamType.Video);
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// Grab the values that ffprobe recorded
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if (videoStream != null)
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{
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currentBitRate = videoStream.BitRate;
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currentWidth = videoStream.Width;
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currentHeight = videoStream.Height;
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}
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// Fill video properties from the BDInfo result
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mediaStreams.Clear();
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mediaStreams.AddRange(blurayInfo.MediaStreams);
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video.MainFeaturePlaylistName = blurayInfo.PlaylistName;
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if (blurayInfo.RunTimeTicks.HasValue && blurayInfo.RunTimeTicks.Value > 0)
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{
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video.RunTimeTicks = blurayInfo.RunTimeTicks;
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}
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video.PlayableStreamFileNames = blurayInfo.Files.ToList();
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if (blurayInfo.Chapters != null)
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{
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chapters.Clear();
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chapters.AddRange(blurayInfo.Chapters.Select(c => new ChapterInfo
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{
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StartPositionTicks = TimeSpan.FromSeconds(c).Ticks
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}));
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}
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videoStream = mediaStreams.FirstOrDefault(s => s.Type == MediaStreamType.Video);
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// Use the ffprobe values if these are empty
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if (videoStream != null)
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{
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videoStream.BitRate = IsEmpty(videoStream.BitRate) ? currentBitRate : videoStream.BitRate;
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videoStream.Width = IsEmpty(videoStream.Width) ? currentWidth : videoStream.Width;
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videoStream.Height = IsEmpty(videoStream.Height) ? currentHeight : videoStream.Height;
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}
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}
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private bool IsEmpty(int? num)
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{
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return !num.HasValue || num.Value == 0;
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}
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/// <summary>
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/// Gets information about the longest playlist on a bdrom
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/// </summary>
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/// <param name="path">The path.</param>
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/// <returns>VideoStream.</returns>
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private BlurayDiscInfo GetBDInfo(string path)
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{
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return _blurayExaminer.GetDiscInfo(path);
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}
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private void FetchWtvInfo(Video video, InternalMediaInfoResult data)
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{
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if (data.format == null || data.format.tags == null)
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{
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return;
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}
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if (video.Genres.Count == 0)
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{
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if (!video.LockedFields.Contains(MetadataFields.Genres))
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{
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var genres = FFProbeHelpers.GetDictionaryValue(data.format.tags, "genre");
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if (!string.IsNullOrEmpty(genres))
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{
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video.Genres = genres.Split(new[] { ';', '/', ',' }, StringSplitOptions.RemoveEmptyEntries)
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.Where(i => !string.IsNullOrWhiteSpace(i))
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.Select(i => i.Trim())
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.ToList();
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}
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}
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}
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if (string.IsNullOrEmpty(video.Overview))
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{
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if (!video.LockedFields.Contains(MetadataFields.Overview))
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{
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var overview = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/SubTitleDescription");
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if (!string.IsNullOrWhiteSpace(overview))
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{
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video.Overview = overview;
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}
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}
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}
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if (string.IsNullOrEmpty(video.OfficialRating))
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{
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var officialRating = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/ParentalRating");
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if (!string.IsNullOrWhiteSpace(officialRating))
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{
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if (!video.LockedFields.Contains(MetadataFields.OfficialRating))
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{
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video.OfficialRating = officialRating;
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}
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}
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}
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if (video.People.Count == 0)
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{
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if (!video.LockedFields.Contains(MetadataFields.Cast))
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{
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var people = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/MediaCredits");
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if (!string.IsNullOrEmpty(people))
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{
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video.People = people.Split(new[] { ';', '/' }, StringSplitOptions.RemoveEmptyEntries)
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.Where(i => !string.IsNullOrWhiteSpace(i))
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.Select(i => new PersonInfo { Name = i.Trim(), Type = PersonType.Actor })
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.ToList();
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}
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}
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}
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if (!video.ProductionYear.HasValue)
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{
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var year = FFProbeHelpers.GetDictionaryValue(data.format.tags, "WM/OriginalReleaseTime");
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if (!string.IsNullOrWhiteSpace(year))
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{
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int val;
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if (int.TryParse(year, NumberStyles.Integer, _usCulture, out val))
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{
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video.ProductionYear = val;
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}
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}
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}
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}
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/// <summary>
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/// Adds the external subtitles.
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/// </summary>
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/// <param name="video">The video.</param>
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/// <param name="currentStreams">The current streams.</param>
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/// <param name="options">The options.</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <returns>Task.</returns>
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private async Task AddExternalSubtitles(Video video,
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List<MediaStream> currentStreams,
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MetadataRefreshOptions options,
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CancellationToken cancellationToken)
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{
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var subtitleResolver = new SubtitleResolver(_localization);
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var externalSubtitleStreams = subtitleResolver.GetExternalSubtitleStreams(video, currentStreams.Count, options.DirectoryService, false).ToList();
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var enableSubtitleDownloading = options.MetadataRefreshMode == MetadataRefreshMode.Default ||
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options.MetadataRefreshMode == MetadataRefreshMode.FullRefresh;
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if (enableSubtitleDownloading && (_config.Configuration.SubtitleOptions.DownloadEpisodeSubtitles &&
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video is Episode) ||
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(_config.Configuration.SubtitleOptions.DownloadMovieSubtitles &&
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video is Movie))
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{
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var downloadedLanguages = await new SubtitleDownloader(_logger,
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_subtitleManager)
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.DownloadSubtitles(video,
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currentStreams,
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externalSubtitleStreams,
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_config.Configuration.SubtitleOptions.SkipIfGraphicalSubtitlesPresent,
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_config.Configuration.SubtitleOptions.SkipIfAudioTrackMatches,
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_config.Configuration.SubtitleOptions.DownloadLanguages,
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cancellationToken).ConfigureAwait(false);
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// Rescan
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if (downloadedLanguages.Count > 0)
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{
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externalSubtitleStreams = subtitleResolver.GetExternalSubtitleStreams(video, currentStreams.Count, options.DirectoryService, true).ToList();
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}
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}
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video.SubtitleFiles = externalSubtitleStreams.Select(i => i.Path).OrderBy(i => i).ToList();
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currentStreams.AddRange(externalSubtitleStreams);
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}
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private async Task<List<ChapterInfo>> DownloadChapters(Video video, List<ChapterInfo> currentChapters, CancellationToken cancellationToken)
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{
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var options = _chapterManager.GetConfiguration();
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if ((options.DownloadEpisodeChapters &&
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video is Episode) ||
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(options.DownloadMovieChapters &&
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video is Movie))
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{
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var results = await _chapterManager.Search(video, cancellationToken).ConfigureAwait(false);
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var result = results.FirstOrDefault();
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if (result != null)
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{
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var chapters = await _chapterManager.GetChapters(result.Id, cancellationToken).ConfigureAwait(false);
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var chapterInfos = chapters.Chapters.Select(i => new ChapterInfo
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{
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Name = i.Name,
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StartPositionTicks = i.StartPositionTicks
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}).ToList();
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if (chapterInfos.All(i => i.StartPositionTicks == 0))
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{
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if (currentChapters.Count >= chapterInfos.Count)
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{
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var index = 0;
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foreach (var info in chapterInfos)
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{
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info.StartPositionTicks = currentChapters[index].StartPositionTicks;
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index++;
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}
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}
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else
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{
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chapterInfos.Clear();
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}
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}
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return chapterInfos;
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|
}
|
|
}
|
|
|
|
return new List<ChapterInfo>();
|
|
}
|
|
|
|
/// <summary>
|
|
/// The dummy chapter duration
|
|
/// </summary>
|
|
private readonly long _dummyChapterDuration = TimeSpan.FromMinutes(5).Ticks;
|
|
|
|
/// <summary>
|
|
/// Adds the dummy chapters.
|
|
/// </summary>
|
|
/// <param name="video">The video.</param>
|
|
/// <param name="chapters">The chapters.</param>
|
|
private void AddDummyChapters(Video video, List<ChapterInfo> chapters)
|
|
{
|
|
var runtime = video.RunTimeTicks ?? 0;
|
|
|
|
if (runtime < 0)
|
|
{
|
|
throw new ArgumentException(string.Format("{0} has invalid runtime of {1}", video.Name, runtime));
|
|
}
|
|
|
|
if (runtime < _dummyChapterDuration)
|
|
{
|
|
return;
|
|
}
|
|
|
|
long currentChapterTicks = 0;
|
|
var index = 1;
|
|
|
|
// Limit to 100 chapters just in case there's some incorrect metadata here
|
|
while (currentChapterTicks < runtime && index < 100)
|
|
{
|
|
chapters.Add(new ChapterInfo
|
|
{
|
|
Name = "Chapter " + index,
|
|
StartPositionTicks = currentChapterTicks
|
|
});
|
|
|
|
index++;
|
|
currentChapterTicks += _dummyChapterDuration;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Called when [pre fetch].
|
|
/// </summary>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="mount">The mount.</param>
|
|
/// <param name="blurayDiscInfo">The bluray disc information.</param>
|
|
private void OnPreFetch(Video item, IIsoMount mount, BlurayDiscInfo blurayDiscInfo)
|
|
{
|
|
if (item.VideoType == VideoType.Iso)
|
|
{
|
|
item.IsoType = DetermineIsoType(mount);
|
|
}
|
|
|
|
if (item.VideoType == VideoType.Dvd || (item.IsoType.HasValue && item.IsoType == IsoType.Dvd))
|
|
{
|
|
FetchFromDvdLib(item, mount);
|
|
}
|
|
|
|
if (item.VideoType == VideoType.BluRay || (item.IsoType.HasValue && item.IsoType.Value == IsoType.BluRay))
|
|
{
|
|
item.PlayableStreamFileNames = blurayDiscInfo.Files.ToList();
|
|
}
|
|
}
|
|
|
|
private void ExtractTimestamp(Video 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 FetchFromDvdLib(Video item, IIsoMount mount)
|
|
{
|
|
var path = mount == null ? item.Path : mount.MountedPath;
|
|
var dvd = new Dvd(path);
|
|
|
|
var primaryTitle = dvd.Titles.OrderByDescending(GetRuntime).FirstOrDefault();
|
|
|
|
byte? titleNumber = null;
|
|
|
|
if (primaryTitle != null)
|
|
{
|
|
titleNumber = primaryTitle.VideoTitleSetNumber;
|
|
item.RunTimeTicks = GetRuntime(primaryTitle);
|
|
}
|
|
|
|
item.PlayableStreamFileNames = GetPrimaryPlaylistVobFiles(item, mount, titleNumber)
|
|
.Select(Path.GetFileName)
|
|
.ToList();
|
|
}
|
|
|
|
private long GetRuntime(Title title)
|
|
{
|
|
return title.ProgramChains
|
|
.Select(i => (TimeSpan)i.PlaybackTime)
|
|
.Select(i => i.Ticks)
|
|
.Sum();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Mounts the iso if needed.
|
|
/// </summary>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>IsoMount.</returns>
|
|
protected Task<IIsoMount> MountIsoIfNeeded(Video item, CancellationToken cancellationToken)
|
|
{
|
|
if (item.VideoType == VideoType.Iso)
|
|
{
|
|
return _isoManager.Mount(item.Path, cancellationToken);
|
|
}
|
|
|
|
return Task.FromResult<IIsoMount>(null);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Determines the type of the iso.
|
|
/// </summary>
|
|
/// <param name="isoMount">The iso mount.</param>
|
|
/// <returns>System.Nullable{IsoType}.</returns>
|
|
private IsoType? DetermineIsoType(IIsoMount isoMount)
|
|
{
|
|
var folders = Directory.EnumerateDirectories(isoMount.MountedPath).Select(Path.GetFileName).ToList();
|
|
|
|
if (folders.Contains("video_ts", StringComparer.OrdinalIgnoreCase))
|
|
{
|
|
return IsoType.Dvd;
|
|
}
|
|
if (folders.Contains("bdmv", StringComparer.OrdinalIgnoreCase))
|
|
{
|
|
return IsoType.BluRay;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
private IEnumerable<string> GetPrimaryPlaylistVobFiles(Video video, IIsoMount isoMount, uint? titleNumber)
|
|
{
|
|
// min size 300 mb
|
|
const long minPlayableSize = 314572800;
|
|
|
|
var root = isoMount != null ? isoMount.MountedPath : video.Path;
|
|
|
|
// Try to eliminate menus and intros by skipping all files at the front of the list that are less than the minimum size
|
|
// Once we reach a file that is at least the minimum, return all subsequent ones
|
|
var allVobs = new DirectoryInfo(root).EnumerateFiles("*", SearchOption.AllDirectories)
|
|
.Where(file => string.Equals(file.Extension, ".vob", StringComparison.OrdinalIgnoreCase))
|
|
.OrderBy(i => i.FullName)
|
|
.ToList();
|
|
|
|
// If we didn't find any satisfying the min length, just take them all
|
|
if (allVobs.Count == 0)
|
|
{
|
|
_logger.Error("No vobs found in dvd structure.");
|
|
return new List<string>();
|
|
}
|
|
|
|
if (titleNumber.HasValue)
|
|
{
|
|
var prefix = string.Format("VTS_0{0}_", titleNumber.Value.ToString(_usCulture));
|
|
var vobs = allVobs.Where(i => i.Name.StartsWith(prefix, StringComparison.OrdinalIgnoreCase)).ToList();
|
|
|
|
if (vobs.Count > 0)
|
|
{
|
|
var minSizeVobs = vobs
|
|
.SkipWhile(f => f.Length < minPlayableSize)
|
|
.ToList();
|
|
|
|
return minSizeVobs.Count == 0 ? vobs.Select(i => i.FullName) : minSizeVobs.Select(i => i.FullName);
|
|
}
|
|
|
|
_logger.Debug("Could not determine vob file list for {0} using DvdLib. Will scan using file sizes.", video.Path);
|
|
}
|
|
|
|
var files = allVobs
|
|
.SkipWhile(f => f.Length < minPlayableSize)
|
|
.ToList();
|
|
|
|
// If we didn't find any satisfying the min length, just take them all
|
|
if (files.Count == 0)
|
|
{
|
|
_logger.Warn("Vob size filter resulted in zero matches. Taking all vobs.");
|
|
files = allVobs;
|
|
}
|
|
|
|
// Assuming they're named "vts_05_01", take all files whose second part matches that of the first file
|
|
if (files.Count > 0)
|
|
{
|
|
var parts = Path.GetFileNameWithoutExtension(files[0].FullName).Split('_');
|
|
|
|
if (parts.Length == 3)
|
|
{
|
|
var title = parts[1];
|
|
|
|
files = files.TakeWhile(f =>
|
|
{
|
|
var fileParts = Path.GetFileNameWithoutExtension(f.FullName).Split('_');
|
|
|
|
return fileParts.Length == 3 && string.Equals(title, fileParts[1], StringComparison.OrdinalIgnoreCase);
|
|
|
|
}).ToList();
|
|
|
|
// If this resulted in not getting any vobs, just take them all
|
|
if (files.Count == 0)
|
|
{
|
|
_logger.Warn("Vob filename filter resulted in zero matches. Taking all vobs.");
|
|
files = allVobs;
|
|
}
|
|
}
|
|
}
|
|
|
|
return files.Select(i => i.FullName);
|
|
}
|
|
}
|
|
}
|