jellyfin-server/MediaBrowser.Controller/Entities/Video.cs
2014-09-22 17:56:54 -04:00

704 lines
24 KiB
C#

using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Controller.Resolvers;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.MediaInfo;
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.Serialization;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Controller.Entities
{
/// <summary>
/// Class Video
/// </summary>
public class Video : BaseItem,
IHasAspectRatio,
IHasTags,
ISupportsPlaceHolders,
IHasMediaSources,
IHasShortOverview,
IThemeMedia
{
public bool IsMultiPart { get; set; }
public bool HasLocalAlternateVersions { get; set; }
public Guid? PrimaryVersionId { get; set; }
public List<Guid> AdditionalPartIds { get; set; }
public List<Guid> LocalAlternateVersionIds { get; set; }
public bool IsThemeMedia { get; set; }
public string FormatName { get; set; }
public long? Size { get; set; }
public string Container { get; set; }
public int? TotalBitrate { get; set; }
public string ShortOverview { get; set; }
public ExtraType ExtraType { get; set; }
/// <summary>
/// Gets or sets the timestamp.
/// </summary>
/// <value>The timestamp.</value>
public TransportStreamTimestamp? Timestamp { get; set; }
public Video()
{
PlayableStreamFileNames = new List<string>();
AdditionalPartIds = new List<Guid>();
LocalAlternateVersionIds = new List<Guid>();
Tags = new List<string>();
SubtitleFiles = new List<string>();
LinkedAlternateVersions = new List<LinkedChild>();
}
[IgnoreDataMember]
public override bool SupportsAddingToPlaylist
{
get { return LocationType == LocationType.FileSystem && RunTimeTicks.HasValue; }
}
[IgnoreDataMember]
public int MediaSourceCount
{
get
{
return LinkedAlternateVersions.Count + LocalAlternateVersionIds.Count + 1;
}
}
public List<LinkedChild> LinkedAlternateVersions { get; set; }
/// <summary>
/// Gets the linked children.
/// </summary>
/// <returns>IEnumerable{BaseItem}.</returns>
public IEnumerable<Video> GetAlternateVersions()
{
var filesWithinSameDirectory = LocalAlternateVersionIds
.Select(i => LibraryManager.GetItemById(i))
.Where(i => i != null)
.OfType<Video>();
return filesWithinSameDirectory.Concat(GetLinkedAlternateVersions())
.OrderBy(i => i.SortName);
}
public IEnumerable<Video> GetLinkedAlternateVersions()
{
var linkedVersions = LinkedAlternateVersions
.Select(GetLinkedChild)
.Where(i => i != null)
.OfType<Video>();
return linkedVersions
.OrderBy(i => i.SortName);
}
/// <summary>
/// Gets the additional parts.
/// </summary>
/// <returns>IEnumerable{Video}.</returns>
public IEnumerable<Video> GetAdditionalParts()
{
return AdditionalPartIds
.Select(i => LibraryManager.GetItemById(i))
.Where(i => i != null)
.OfType<Video>()
.OrderBy(i => i.SortName);
}
/// <summary>
/// Gets or sets the subtitle paths.
/// </summary>
/// <value>The subtitle paths.</value>
public List<string> SubtitleFiles { get; set; }
/// <summary>
/// Gets or sets a value indicating whether this instance has subtitles.
/// </summary>
/// <value><c>true</c> if this instance has subtitles; otherwise, <c>false</c>.</value>
public bool HasSubtitles { get; set; }
public bool IsPlaceHolder { get; set; }
/// <summary>
/// Gets or sets the tags.
/// </summary>
/// <value>The tags.</value>
public List<string> Tags { get; set; }
/// <summary>
/// Gets or sets the video bit rate.
/// </summary>
/// <value>The video bit rate.</value>
public int? VideoBitRate { get; set; }
/// <summary>
/// Gets or sets the default index of the video stream.
/// </summary>
/// <value>The default index of the video stream.</value>
public int? DefaultVideoStreamIndex { get; set; }
/// <summary>
/// Gets or sets the type of the video.
/// </summary>
/// <value>The type of the video.</value>
public VideoType VideoType { get; set; }
/// <summary>
/// Gets or sets the type of the iso.
/// </summary>
/// <value>The type of the iso.</value>
public IsoType? IsoType { get; set; }
/// <summary>
/// Gets or sets the video3 D format.
/// </summary>
/// <value>The video3 D format.</value>
public Video3DFormat? Video3DFormat { get; set; }
/// <summary>
/// If the video is a folder-rip, this will hold the file list for the largest playlist
/// </summary>
public List<string> PlayableStreamFileNames { get; set; }
/// <summary>
/// Gets the playable stream files.
/// </summary>
/// <returns>List{System.String}.</returns>
public List<string> GetPlayableStreamFiles()
{
return GetPlayableStreamFiles(Path);
}
/// <summary>
/// Gets or sets the aspect ratio.
/// </summary>
/// <value>The aspect ratio.</value>
public string AspectRatio { get; set; }
[IgnoreDataMember]
public override string ContainingFolderPath
{
get
{
if (IsMultiPart)
{
return System.IO.Path.GetDirectoryName(Path);
}
if (!IsPlaceHolder)
{
if (VideoType == VideoType.BluRay || VideoType == VideoType.Dvd ||
VideoType == VideoType.HdDvd)
{
return Path;
}
}
return base.ContainingFolderPath;
}
}
public string MainFeaturePlaylistName { get; set; }
/// <summary>
/// Gets the playable stream files.
/// </summary>
/// <param name="rootPath">The root path.</param>
/// <returns>List{System.String}.</returns>
public List<string> GetPlayableStreamFiles(string rootPath)
{
var allFiles = Directory.EnumerateFiles(rootPath, "*", SearchOption.AllDirectories).ToList();
return PlayableStreamFileNames.Select(name => allFiles.FirstOrDefault(f => string.Equals(System.IO.Path.GetFileName(f), name, StringComparison.OrdinalIgnoreCase)))
.Where(f => !string.IsNullOrEmpty(f))
.ToList();
}
/// <summary>
/// Gets a value indicating whether [is3 D].
/// </summary>
/// <value><c>true</c> if [is3 D]; otherwise, <c>false</c>.</value>
[IgnoreDataMember]
public bool Is3D
{
get { return Video3DFormat.HasValue; }
}
public bool IsHD { get; set; }
/// <summary>
/// Gets the type of the media.
/// </summary>
/// <value>The type of the media.</value>
[IgnoreDataMember]
public override string MediaType
{
get
{
return Model.Entities.MediaType.Video;
}
}
protected override async Task<bool> RefreshedOwnedItems(MetadataRefreshOptions options, List<FileSystemInfo> fileSystemChildren, CancellationToken cancellationToken)
{
var hasChanges = await base.RefreshedOwnedItems(options, fileSystemChildren, cancellationToken).ConfigureAwait(false);
// Must have a parent to have additional parts or alternate versions
// In other words, it must be part of the Parent/Child tree
// The additional parts won't have additional parts themselves
if (LocationType == LocationType.FileSystem && Parent != null)
{
if (IsMultiPart)
{
var additionalPartsChanged = await RefreshAdditionalParts(options, fileSystemChildren, cancellationToken).ConfigureAwait(false);
if (additionalPartsChanged)
{
hasChanges = true;
}
}
else
{
RefreshLinkedAlternateVersions();
var additionalPartsChanged = await RefreshAlternateVersionsWithinSameDirectory(options, fileSystemChildren, cancellationToken).ConfigureAwait(false);
if (additionalPartsChanged)
{
hasChanges = true;
}
}
}
return hasChanges;
}
private bool RefreshLinkedAlternateVersions()
{
foreach (var child in LinkedAlternateVersions)
{
// Reset the cached value
if (child.ItemId.HasValue && child.ItemId.Value == Guid.Empty)
{
child.ItemId = null;
}
}
return false;
}
/// <summary>
/// Refreshes the additional parts.
/// </summary>
/// <param name="options">The options.</param>
/// <param name="fileSystemChildren">The file system children.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{System.Boolean}.</returns>
private async Task<bool> RefreshAdditionalParts(MetadataRefreshOptions options, IEnumerable<FileSystemInfo> fileSystemChildren, CancellationToken cancellationToken)
{
var newItems = LoadAdditionalParts(fileSystemChildren, options.DirectoryService).ToList();
var newItemIds = newItems.Select(i => i.Id).ToList();
var itemsChanged = !AdditionalPartIds.SequenceEqual(newItemIds);
var tasks = newItems.Select(i => i.RefreshMetadata(options, cancellationToken));
await Task.WhenAll(tasks).ConfigureAwait(false);
AdditionalPartIds = newItemIds;
return itemsChanged;
}
/// <summary>
/// Loads the additional parts.
/// </summary>
/// <returns>IEnumerable{Video}.</returns>
private IEnumerable<Video> LoadAdditionalParts(IEnumerable<FileSystemInfo> fileSystemChildren, IDirectoryService directoryService)
{
IEnumerable<FileSystemInfo> files;
var path = Path;
if (VideoType == VideoType.BluRay || VideoType == VideoType.Dvd)
{
files = fileSystemChildren.Where(i =>
{
if ((i.Attributes & FileAttributes.Directory) == FileAttributes.Directory)
{
return !string.Equals(i.FullName, path, StringComparison.OrdinalIgnoreCase) && EntityResolutionHelper.IsMultiPartFolder(i.FullName);
}
return false;
});
}
else
{
files = fileSystemChildren.Where(i =>
{
if ((i.Attributes & FileAttributes.Directory) == FileAttributes.Directory)
{
return false;
}
return !string.Equals(i.FullName, path, StringComparison.OrdinalIgnoreCase) && EntityResolutionHelper.IsVideoFile(i.FullName) && EntityResolutionHelper.IsMultiPartFile(i.Name);
});
}
return LibraryManager.ResolvePaths<Video>(files, directoryService, null).Select(video =>
{
// Try to retrieve it from the db. If we don't find it, use the resolved version
var dbItem = LibraryManager.GetItemById(video.Id) as Video;
if (dbItem != null)
{
video = dbItem;
}
return video;
// Sort them so that the list can be easily compared for changes
}).OrderBy(i => i.Path).ToList();
}
private async Task<bool> RefreshAlternateVersionsWithinSameDirectory(MetadataRefreshOptions options, IEnumerable<FileSystemInfo> fileSystemChildren, CancellationToken cancellationToken)
{
var newItems = HasLocalAlternateVersions ?
LoadAlternateVersionsWithinSameDirectory(fileSystemChildren, options.DirectoryService).ToList() :
new List<Video>();
var newItemIds = newItems.Select(i => i.Id).ToList();
var itemsChanged = !LocalAlternateVersionIds.SequenceEqual(newItemIds);
var tasks = newItems.Select(i => RefreshAlternateVersion(options, i, cancellationToken));
await Task.WhenAll(tasks).ConfigureAwait(false);
LocalAlternateVersionIds = newItemIds;
return itemsChanged;
}
private Task RefreshAlternateVersion(MetadataRefreshOptions options, Video video, CancellationToken cancellationToken)
{
var currentImagePath = video.GetImagePath(ImageType.Primary);
var ownerImagePath = this.GetImagePath(ImageType.Primary);
var newOptions = new MetadataRefreshOptions
{
DirectoryService = options.DirectoryService,
ImageRefreshMode = options.ImageRefreshMode,
MetadataRefreshMode = options.MetadataRefreshMode,
ReplaceAllMetadata = options.ReplaceAllMetadata
};
if (!string.Equals(currentImagePath, ownerImagePath, StringComparison.OrdinalIgnoreCase))
{
newOptions.ForceSave = true;
if (string.IsNullOrWhiteSpace(ownerImagePath))
{
video.ImageInfos.Clear();
}
else
{
video.SetImagePath(ImageType.Primary, ownerImagePath);
}
}
return video.RefreshMetadata(newOptions, cancellationToken);
}
public override async Task UpdateToRepository(ItemUpdateType updateReason, CancellationToken cancellationToken)
{
await base.UpdateToRepository(updateReason, cancellationToken).ConfigureAwait(false);
foreach (var item in LocalAlternateVersionIds.Select(i => LibraryManager.GetItemById(i)))
{
item.ImageInfos = ImageInfos;
item.Overview = Overview;
item.ProductionYear = ProductionYear;
item.PremiereDate = PremiereDate;
item.CommunityRating = CommunityRating;
item.OfficialRating = OfficialRating;
item.Genres = Genres;
item.ProviderIds = ProviderIds;
await item.UpdateToRepository(ItemUpdateType.MetadataDownload, cancellationToken).ConfigureAwait(false);
}
}
/// <summary>
/// Loads the additional parts.
/// </summary>
/// <returns>IEnumerable{Video}.</returns>
private IEnumerable<Video> LoadAlternateVersionsWithinSameDirectory(IEnumerable<FileSystemInfo> fileSystemChildren, IDirectoryService directoryService)
{
IEnumerable<FileSystemInfo> files;
// Only support this for video files. For folder rips, they'll have to use the linking feature
if (VideoType == VideoType.VideoFile || VideoType == VideoType.Iso)
{
var path = Path;
var filenamePrefix = System.IO.Path.GetFileName(System.IO.Path.GetDirectoryName(path));
files = fileSystemChildren.Where(i =>
{
if ((i.Attributes & FileAttributes.Directory) == FileAttributes.Directory)
{
return false;
}
return !string.Equals(i.FullName, path, StringComparison.OrdinalIgnoreCase) &&
EntityResolutionHelper.IsVideoFile(i.FullName) &&
i.Name.StartsWith(filenamePrefix + " - ", StringComparison.OrdinalIgnoreCase);
});
}
else
{
files = new List<FileSystemInfo>();
}
return LibraryManager.ResolvePaths<Video>(files, directoryService, null).Select(video =>
{
// Try to retrieve it from the db. If we don't find it, use the resolved version
var dbItem = LibraryManager.GetItemById(video.Id) as Video;
if (dbItem != null)
{
video = dbItem;
}
video.PrimaryVersionId = Id;
return video;
// Sort them so that the list can be easily compared for changes
}).OrderBy(i => i.Path).ToList();
}
public override IEnumerable<string> GetDeletePaths()
{
if (!IsInMixedFolder)
{
return new[] { ContainingFolderPath };
}
return base.GetDeletePaths();
}
public virtual IEnumerable<MediaStream> GetMediaStreams()
{
return ItemRepository.GetMediaStreams(new MediaStreamQuery
{
ItemId = Id
});
}
public virtual MediaStream GetDefaultVideoStream()
{
if (!DefaultVideoStreamIndex.HasValue)
{
return null;
}
return ItemRepository.GetMediaStreams(new MediaStreamQuery
{
ItemId = Id,
Index = DefaultVideoStreamIndex.Value
}).FirstOrDefault();
}
public virtual IEnumerable<MediaSourceInfo> GetMediaSources(bool enablePathSubstitution)
{
var item = this;
var result = item.GetAlternateVersions()
.Select(i => GetVersionInfo(enablePathSubstitution, i, MediaSourceType.Grouping))
.ToList();
result.Add(GetVersionInfo(enablePathSubstitution, item, MediaSourceType.Default));
return result.OrderBy(i =>
{
if (item.VideoType == VideoType.VideoFile)
{
return 0;
}
return 1;
}).ThenBy(i => i.Video3DFormat.HasValue ? 1 : 0)
.ThenByDescending(i =>
{
var stream = i.VideoStream;
return stream == null || stream.Width == null ? 0 : stream.Width.Value;
})
.ToList();
}
private static MediaSourceInfo GetVersionInfo(bool enablePathSubstitution, Video i, MediaSourceType type)
{
var mediaStreams = ItemRepository.GetMediaStreams(new MediaStreamQuery { ItemId = i.Id }).ToList();
var locationType = i.LocationType;
var info = new MediaSourceInfo
{
Id = i.Id.ToString("N"),
IsoType = i.IsoType,
Protocol = locationType == LocationType.Remote ? MediaProtocol.Http : MediaProtocol.File,
MediaStreams = mediaStreams,
Name = GetMediaSourceName(i, mediaStreams),
Path = enablePathSubstitution ? GetMappedPath(i.Path, locationType) : i.Path,
RunTimeTicks = i.RunTimeTicks,
Video3DFormat = i.Video3DFormat,
VideoType = i.VideoType,
Container = i.Container,
Size = i.Size,
Formats = (i.FormatName ?? string.Empty).Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries).ToList(),
Timestamp = i.Timestamp,
Type = type,
PlayableStreamFileNames = i.PlayableStreamFileNames.ToList()
};
if (string.IsNullOrEmpty(info.Container))
{
if (i.VideoType == VideoType.VideoFile || i.VideoType == VideoType.Iso)
{
if (!string.IsNullOrWhiteSpace(i.Path) && locationType != LocationType.Remote && locationType != LocationType.Virtual)
{
info.Container = System.IO.Path.GetExtension(i.Path).TrimStart('.');
}
}
}
try
{
var bitrate = i.TotalBitrate ??
info.MediaStreams.Where(m => m.Type != MediaStreamType.Subtitle && !string.Equals(m.Codec, "mjpeg", StringComparison.OrdinalIgnoreCase))
.Select(m => m.BitRate ?? 0)
.Sum();
if (bitrate > 0)
{
info.Bitrate = bitrate;
}
}
catch (OverflowException ex)
{
Logger.ErrorException("Error calculating total bitrate", ex);
}
return info;
}
private static string GetMediaSourceName(Video video, List<MediaStream> mediaStreams)
{
var terms = new List<string>();
var videoStream = mediaStreams.FirstOrDefault(i => i.Type == MediaStreamType.Video);
var audioStream = mediaStreams.FirstOrDefault(i => i.Type == MediaStreamType.Audio);
if (video.Video3DFormat.HasValue)
{
terms.Add("3D");
}
if (video.VideoType == VideoType.BluRay)
{
terms.Add("Bluray");
}
else if (video.VideoType == VideoType.Dvd)
{
terms.Add("DVD");
}
else if (video.VideoType == VideoType.HdDvd)
{
terms.Add("HD-DVD");
}
else if (video.VideoType == VideoType.Iso)
{
if (video.IsoType.HasValue)
{
if (video.IsoType.Value == Model.Entities.IsoType.BluRay)
{
terms.Add("Bluray");
}
else if (video.IsoType.Value == Model.Entities.IsoType.Dvd)
{
terms.Add("DVD");
}
}
else
{
terms.Add("ISO");
}
}
if (videoStream != null)
{
if (videoStream.Width.HasValue)
{
if (videoStream.Width.Value >= 3800)
{
terms.Add("4K");
}
else if (videoStream.Width.Value >= 1900)
{
terms.Add("1080P");
}
else if (videoStream.Width.Value >= 1270)
{
terms.Add("720P");
}
else if (videoStream.Width.Value >= 700)
{
terms.Add("480P");
}
else
{
terms.Add("SD");
}
}
}
if (videoStream != null && !string.IsNullOrWhiteSpace(videoStream.Codec))
{
terms.Add(videoStream.Codec.ToUpper());
}
if (audioStream != null)
{
var audioCodec = string.Equals(audioStream.Codec, "dca", StringComparison.OrdinalIgnoreCase)
? audioStream.Profile
: audioStream.Codec;
if (!string.IsNullOrEmpty(audioCodec))
{
terms.Add(audioCodec.ToUpper());
}
}
return string.Join("/", terms.ToArray());
}
}
}