| | | 1 | | using System; |
| | | 2 | | using System.IO; |
| | | 3 | | using System.Linq; |
| | | 4 | | using System.Threading; |
| | | 5 | | using System.Threading.Tasks; |
| | | 6 | | using Jellyfin.Extensions; |
| | | 7 | | using MediaBrowser.Controller.Drawing; |
| | | 8 | | using MediaBrowser.Controller.Entities; |
| | | 9 | | using MediaBrowser.Controller.Library; |
| | | 10 | | using MediaBrowser.Controller.Providers; |
| | | 11 | | using MediaBrowser.Model.Drawing; |
| | | 12 | | using MediaBrowser.Model.Entities; |
| | | 13 | | using Microsoft.Extensions.Logging; |
| | | 14 | | using TagLib; |
| | | 15 | | using TagLib.IFD; |
| | | 16 | | using TagLib.IFD.Entries; |
| | | 17 | | using TagLib.IFD.Tags; |
| | | 18 | | |
| | | 19 | | namespace Emby.Photos; |
| | | 20 | | |
| | | 21 | | /// <summary> |
| | | 22 | | /// Metadata provider for photos. |
| | | 23 | | /// </summary> |
| | | 24 | | public class PhotoProvider : ICustomMetadataProvider<Photo>, IForcedProvider, IHasItemChangeMonitor |
| | | 25 | | { |
| | | 26 | | private readonly ILogger<PhotoProvider> _logger; |
| | | 27 | | private readonly IImageProcessor _imageProcessor; |
| | | 28 | | |
| | | 29 | | // Other extensions might cause taglib to hang |
| | 21 | 30 | | private readonly string[] _includeExtensions = [".jpg", ".jpeg", ".png", ".tiff", ".cr2", ".webp", ".avif"]; |
| | | 31 | | |
| | | 32 | | /// <summary> |
| | | 33 | | /// Initializes a new instance of the <see cref="PhotoProvider" /> class. |
| | | 34 | | /// </summary> |
| | | 35 | | /// <param name="logger">The logger.</param> |
| | | 36 | | /// <param name="imageProcessor">The image processor.</param> |
| | | 37 | | public PhotoProvider(ILogger<PhotoProvider> logger, IImageProcessor imageProcessor) |
| | | 38 | | { |
| | 21 | 39 | | _logger = logger; |
| | 21 | 40 | | _imageProcessor = imageProcessor; |
| | 21 | 41 | | } |
| | | 42 | | |
| | | 43 | | /// <inheritdoc /> |
| | 0 | 44 | | public string Name => "Embedded Information"; |
| | | 45 | | |
| | | 46 | | /// <inheritdoc /> |
| | | 47 | | public bool HasChanged(BaseItem item, IDirectoryService directoryService) |
| | | 48 | | { |
| | 0 | 49 | | if (item.IsFileProtocol) |
| | | 50 | | { |
| | 0 | 51 | | var file = directoryService.GetFile(item.Path); |
| | 0 | 52 | | return file is not null && file.LastWriteTimeUtc != item.DateModified; |
| | | 53 | | } |
| | | 54 | | |
| | 0 | 55 | | return false; |
| | | 56 | | } |
| | | 57 | | |
| | | 58 | | /// <inheritdoc /> |
| | | 59 | | public Task<ItemUpdateType> FetchAsync(Photo item, MetadataRefreshOptions options, CancellationToken cancellationTok |
| | | 60 | | { |
| | 0 | 61 | | item.SetImagePath(ImageType.Primary, item.Path); |
| | | 62 | | |
| | | 63 | | // Examples: https://github.com/mono/taglib-sharp/blob/a5f6949a53d09ce63ee7495580d6802921a21f14/tests/fixtures/T |
| | 0 | 64 | | if (_includeExtensions.Contains(Path.GetExtension(item.Path.AsSpan()), StringComparison.OrdinalIgnoreCase)) |
| | | 65 | | { |
| | | 66 | | try |
| | | 67 | | { |
| | 0 | 68 | | using var file = TagLib.File.Create(item.Path); |
| | 0 | 69 | | if (file.GetTag(TagTypes.TiffIFD) is IFDTag tag) |
| | | 70 | | { |
| | 0 | 71 | | var structure = tag.Structure; |
| | 0 | 72 | | if (structure?.GetEntry(0, (ushort)IFDEntryTag.ExifIFD) is SubIFDEntry exif) |
| | | 73 | | { |
| | 0 | 74 | | var exifStructure = exif.Structure; |
| | 0 | 75 | | if (exifStructure is not null) |
| | | 76 | | { |
| | 0 | 77 | | if (exifStructure.GetEntry(0, (ushort)ExifEntryTag.ApertureValue) is RationalIFDEntry apertu |
| | | 78 | | { |
| | 0 | 79 | | item.Aperture = (double)apertureEntry.Value.Numerator / apertureEntry.Value.Denominator; |
| | | 80 | | } |
| | | 81 | | |
| | 0 | 82 | | if (exifStructure.GetEntry(0, (ushort)ExifEntryTag.ShutterSpeedValue) is RationalIFDEntry sh |
| | | 83 | | { |
| | 0 | 84 | | item.ShutterSpeed = (double)shutterSpeedEntry.Value.Numerator / shutterSpeedEntry.Value. |
| | | 85 | | } |
| | | 86 | | } |
| | | 87 | | } |
| | | 88 | | } |
| | | 89 | | |
| | 0 | 90 | | if (file is TagLib.Image.File image) |
| | | 91 | | { |
| | 0 | 92 | | item.CameraMake = image.ImageTag.Make; |
| | 0 | 93 | | item.CameraModel = image.ImageTag.Model; |
| | | 94 | | |
| | 0 | 95 | | item.Width = image.Properties.PhotoWidth; |
| | 0 | 96 | | item.Height = image.Properties.PhotoHeight; |
| | | 97 | | |
| | 0 | 98 | | item.CommunityRating = image.ImageTag.Rating; |
| | | 99 | | |
| | 0 | 100 | | item.Overview = image.ImageTag.Comment; |
| | | 101 | | |
| | 0 | 102 | | if (!string.IsNullOrWhiteSpace(image.ImageTag.Title) |
| | 0 | 103 | | && !item.LockedFields.Contains(MetadataField.Name)) |
| | | 104 | | { |
| | 0 | 105 | | item.Name = image.ImageTag.Title; |
| | | 106 | | } |
| | | 107 | | |
| | 0 | 108 | | var dateTaken = image.ImageTag.DateTime; |
| | 0 | 109 | | if (dateTaken.HasValue) |
| | | 110 | | { |
| | 0 | 111 | | item.DateCreated = dateTaken.Value; |
| | 0 | 112 | | item.PremiereDate = dateTaken.Value; |
| | 0 | 113 | | item.ProductionYear = dateTaken.Value.Year; |
| | | 114 | | } |
| | | 115 | | |
| | 0 | 116 | | item.Genres = image.ImageTag.Genres; |
| | 0 | 117 | | item.Tags = image.ImageTag.Keywords; |
| | 0 | 118 | | item.Software = image.ImageTag.Software; |
| | | 119 | | |
| | 0 | 120 | | if (image.ImageTag.Orientation == TagLib.Image.ImageOrientation.None) |
| | | 121 | | { |
| | 0 | 122 | | item.Orientation = null; |
| | | 123 | | } |
| | 0 | 124 | | else if (Enum.TryParse(image.ImageTag.Orientation.ToString(), true, out ImageOrientation orientation |
| | | 125 | | { |
| | 0 | 126 | | item.Orientation = orientation; |
| | | 127 | | } |
| | | 128 | | |
| | 0 | 129 | | item.ExposureTime = image.ImageTag.ExposureTime; |
| | 0 | 130 | | item.FocalLength = image.ImageTag.FocalLength; |
| | | 131 | | |
| | 0 | 132 | | item.Latitude = image.ImageTag.Latitude; |
| | 0 | 133 | | item.Longitude = image.ImageTag.Longitude; |
| | 0 | 134 | | item.Altitude = image.ImageTag.Altitude; |
| | | 135 | | |
| | 0 | 136 | | if (image.ImageTag.ISOSpeedRatings.HasValue) |
| | | 137 | | { |
| | 0 | 138 | | item.IsoSpeedRating = Convert.ToInt32(image.ImageTag.ISOSpeedRatings.Value); |
| | | 139 | | } |
| | | 140 | | else |
| | | 141 | | { |
| | 0 | 142 | | item.IsoSpeedRating = null; |
| | | 143 | | } |
| | | 144 | | } |
| | 0 | 145 | | } |
| | 0 | 146 | | catch (Exception ex) |
| | | 147 | | { |
| | 0 | 148 | | _logger.LogError(ex, "Image Provider - Error reading image tag for {0}", item.Path); |
| | 0 | 149 | | } |
| | | 150 | | } |
| | | 151 | | |
| | 0 | 152 | | if (item.Width <= 0 || item.Height <= 0) |
| | | 153 | | { |
| | 0 | 154 | | var img = item.GetImageInfo(ImageType.Primary, 0); |
| | | 155 | | |
| | | 156 | | try |
| | | 157 | | { |
| | 0 | 158 | | var size = _imageProcessor.GetImageDimensions(item, img); |
| | | 159 | | |
| | 0 | 160 | | if (size.Width > 0 && size.Height > 0) |
| | | 161 | | { |
| | 0 | 162 | | item.Width = size.Width; |
| | 0 | 163 | | item.Height = size.Height; |
| | | 164 | | } |
| | 0 | 165 | | } |
| | 0 | 166 | | catch (ArgumentException) |
| | | 167 | | { |
| | | 168 | | // format not supported |
| | 0 | 169 | | } |
| | | 170 | | } |
| | | 171 | | |
| | | 172 | | const ItemUpdateType Result = ItemUpdateType.ImageUpdate | ItemUpdateType.MetadataImport; |
| | 0 | 173 | | return Task.FromResult(Result); |
| | | 174 | | } |
| | | 175 | | } |