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jellyfin/MediaBrowser.Providers/MediaInfo/AudioFileProber.cs

216 lines
8.2 KiB

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.MediaEncoding;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Dlna;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.MediaInfo;
using TagLib;
namespace MediaBrowser.Providers.MediaInfo
{
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/// <summary>
/// Probes audio files for metadata.
/// </summary>
public class AudioFileProber
{
private readonly IMediaEncoder _mediaEncoder;
private readonly IItemRepository _itemRepo;
private readonly ILibraryManager _libraryManager;
private readonly IMediaSourceManager _mediaSourceManager;
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/// <summary>
/// Initializes a new instance of the <see cref="AudioFileProber"/> class.
/// </summary>
/// <param name="mediaSourceManager">Instance of the <see cref="IMediaSourceManager"/> interface.</param>
/// <param name="mediaEncoder">Instance of the <see cref="IMediaEncoder"/> interface.</param>
/// <param name="itemRepo">Instance of the <see cref="IItemRepository"/> interface.</param>
/// <param name="libraryManager">Instance of the <see cref="ILibraryManager"/> interface.</param>
public AudioFileProber(
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IMediaSourceManager mediaSourceManager,
IMediaEncoder mediaEncoder,
IItemRepository itemRepo,
ILibraryManager libraryManager)
{
_mediaEncoder = mediaEncoder;
_itemRepo = itemRepo;
_libraryManager = libraryManager;
_mediaSourceManager = mediaSourceManager;
}
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/// <summary>
/// Probes the specified item for metadata.
/// </summary>
/// <param name="item">The item to probe.</param>
/// <param name="options">The <see cref="MetadataRefreshOptions"/>.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
/// <typeparam name="T">The type of item to resolve.</typeparam>
/// <returns>A <see cref="Task"/> probing the item for metadata.</returns>
public async Task<ItemUpdateType> Probe<T>(
T item,
MetadataRefreshOptions options,
CancellationToken cancellationToken)
where T : Audio
{
var path = item.Path;
var protocol = item.PathProtocol ?? MediaProtocol.File;
if (!item.IsShortcut || options.EnableRemoteContentProbe)
{
if (item.IsShortcut)
{
path = item.ShortcutPath;
protocol = _mediaSourceManager.GetPathProtocol(path);
}
var result = await _mediaEncoder.GetMediaInfo(
new MediaInfoRequest
{
MediaType = DlnaProfileType.Audio,
MediaSource = new MediaSourceInfo
{
Path = path,
Protocol = protocol
}
},
cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
Fetch(item, result, cancellationToken);
}
return ItemUpdateType.MetadataImport;
}
/// <summary>
/// Fetches the specified audio.
/// </summary>
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/// <param name="audio">The <see cref="Audio"/>.</param>
/// <param name="mediaInfo">The <see cref="Model.MediaInfo.MediaInfo"/>.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
protected void Fetch(Audio audio, Model.MediaInfo.MediaInfo mediaInfo, CancellationToken cancellationToken)
{
audio.Container = mediaInfo.Container;
audio.TotalBitrate = mediaInfo.Bitrate;
audio.RunTimeTicks = mediaInfo.RunTimeTicks;
audio.Size = mediaInfo.Size;
FetchDataFromTags(audio);
_itemRepo.SaveMediaStreams(audio.Id, mediaInfo.MediaStreams, cancellationToken);
}
/// <summary>
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/// Fetches data from the tags.
/// </summary>
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/// <param name="audio">The <see cref="Audio"/>.</param>
private void FetchDataFromTags(Audio audio)
{
var file = TagLib.File.Create(audio.Path);
var tagTypes = file.TagTypesOnDisk;
Tag? tags = null;
if (tagTypes.HasFlag(TagTypes.Id3v2))
{
tags = file.GetTag(TagTypes.Id3v2);
}
else if (tagTypes.HasFlag(TagTypes.Ape))
{
tags = file.GetTag(TagTypes.Ape);
}
else if (tagTypes.HasFlag(TagTypes.FlacMetadata))
{
tags = file.GetTag(TagTypes.FlacMetadata);
}
else if (tagTypes.HasFlag(TagTypes.Apple))
{
tags = file.GetTag(TagTypes.Apple);
}
else if (tagTypes.HasFlag(TagTypes.Xiph))
{
tags = file.GetTag(TagTypes.Xiph);
}
else if (tagTypes.HasFlag(TagTypes.AudibleMetadata))
{
tags = file.GetTag(TagTypes.AudibleMetadata);
}
else if (tagTypes.HasFlag(TagTypes.Id3v1))
{
tags = file.GetTag(TagTypes.Id3v1);
}
if (tags is not null)
{
if (audio.SupportsPeople && !audio.LockedFields.Contains(MetadataField.Cast))
{
var people = new List<PersonInfo>();
var albumArtists = tags.AlbumArtists;
foreach (var albumArtist in albumArtists)
{
PeopleHelper.AddPerson(people, new PersonInfo
{
Name = albumArtist,
Type = "AlbumArtist"
});
}
var performers = tags.Performers;
foreach (var performer in performers)
{
PeopleHelper.AddPerson(people, new PersonInfo
{
Name = performer,
Type = "Artist"
});
}
foreach (var composer in tags.Composers)
{
PeopleHelper.AddPerson(people, new PersonInfo
{
Name = composer,
Type = "Composer"
});
}
_libraryManager.UpdatePeople(audio, people);
audio.Artists = performers;
audio.AlbumArtists = albumArtists;
}
audio.Name = tags.Title;
audio.Album = tags.Album;
audio.IndexNumber = Convert.ToInt32(tags.Track);
audio.ParentIndexNumber = Convert.ToInt32(tags.Disc);
if (tags.Year != 0)
{
var year = Convert.ToInt32(tags.Year);
audio.ProductionYear = year;
audio.PremiereDate = new DateTime(year, 01, 01);
}
if (!audio.LockedFields.Contains(MetadataField.Genres))
{
audio.Genres = tags.Genres.Distinct(StringComparer.OrdinalIgnoreCase).ToArray();
}
audio.SetProviderId(MetadataProvider.MusicBrainzArtist, tags.MusicBrainzArtistId);
audio.SetProviderId(MetadataProvider.MusicBrainzAlbumArtist, tags.MusicBrainzReleaseArtistId);
audio.SetProviderId(MetadataProvider.MusicBrainzAlbum, tags.MusicBrainzReleaseId);
audio.SetProviderId(MetadataProvider.MusicBrainzReleaseGroup, tags.MusicBrainzReleaseGroupId);
audio.SetProviderId(MetadataProvider.MusicBrainzTrack, tags.MusicBrainzTrackId);
}
}
}
}