1 files changed, 121 insertions, 0 deletions
diff --git a/MediaBrowser.Providers/Trickplay/TrickplayProvider.cs b/MediaBrowser.Providers/Trickplay/TrickplayProvider.cs
new file mode 100644
index 0000000000..f6dcde4f68
--- /dev/null
+++ b/MediaBrowser.Providers/Trickplay/TrickplayProvider.cs
@@ -0,0 +1,121 @@
+using System.Threading;
+using System.Threading.Tasks;
+using MediaBrowser.Controller.Configuration;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Entities.Movies;
+using MediaBrowser.Controller.Entities.TV;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.Providers;
+using MediaBrowser.Controller.Trickplay;
+using MediaBrowser.Model.Configuration;
+
+namespace MediaBrowser.Providers.Trickplay;
+
+/// <summary>
+/// Class TrickplayProvider. Provides images and metadata for trickplay
+/// scrubbing previews.
+/// </summary>
+public class TrickplayProvider : ICustomMetadataProvider<Episode>,
+    ICustomMetadataProvider<MusicVideo>,
+    ICustomMetadataProvider<Movie>,
+    ICustomMetadataProvider<Trailer>,
+    ICustomMetadataProvider<Video>,
+    IHasItemChangeMonitor,
+    IHasOrder,
+    IForcedProvider
+{
+    private readonly IServerConfigurationManager _config;
+    private readonly ITrickplayManager _trickplayManager;
+    private readonly ILibraryManager _libraryManager;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="TrickplayProvider"/> class.
+    /// </summary>
+    /// <param name="config">The configuration manager.</param>
+    /// <param name="trickplayManager">The trickplay manager.</param>
+    /// <param name="libraryManager">The library manager.</param>
+    public TrickplayProvider(
+        IServerConfigurationManager config,
+        ITrickplayManager trickplayManager,
+        ILibraryManager libraryManager)
+    {
+        _config = config;
+        _trickplayManager = trickplayManager;
+        _libraryManager = libraryManager;
+    }
+
+    /// <inheritdoc />
+    public string Name => "Trickplay Provider";
+
+    /// <inheritdoc />
+    public int Order => 100;
+
+    /// <inheritdoc />
+    public bool HasChanged(BaseItem item, IDirectoryService directoryService)
+    {
+        if (item.IsFileProtocol)
+        {
+            var file = directoryService.GetFile(item.Path);
+            if (file is not null && item.DateModified != file.LastWriteTimeUtc)
+            {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /// <inheritdoc />
+    public Task<ItemUpdateType> FetchAsync(Episode item, MetadataRefreshOptions options, CancellationToken cancellationToken)
+    {
+        return FetchInternal(item, options, cancellationToken);
+    }
+
+    /// <inheritdoc />
+    public Task<ItemUpdateType> FetchAsync(MusicVideo item, MetadataRefreshOptions options, CancellationToken cancellationToken)
+    {
+        return FetchInternal(item, options, cancellationToken);
+    }
+
+    /// <inheritdoc />
+    public Task<ItemUpdateType> FetchAsync(Movie item, MetadataRefreshOptions options, CancellationToken cancellationToken)
+    {
+        return FetchInternal(item, options, cancellationToken);
+    }
+
+    /// <inheritdoc />
+    public Task<ItemUpdateType> FetchAsync(Trailer item, MetadataRefreshOptions options, CancellationToken cancellationToken)
+    {
+        return FetchInternal(item, options, cancellationToken);
+    }
+
+    /// <inheritdoc />
+    public Task<ItemUpdateType> FetchAsync(Video item, MetadataRefreshOptions options, CancellationToken cancellationToken)
+    {
+        return FetchInternal(item, options, cancellationToken);
+    }
+
+    private async Task<ItemUpdateType> FetchInternal(Video video, MetadataRefreshOptions options, CancellationToken cancellationToken)
+    {
+        var libraryOptions = _libraryManager.GetLibraryOptions(video);
+        bool? enableDuringScan = libraryOptions?.ExtractTrickplayImagesDuringLibraryScan;
+        bool replace = options.ReplaceAllImages;
+
+        if (options.IsAutomated && !enableDuringScan.GetValueOrDefault(false))
+        {
+            return ItemUpdateType.None;
+        }
+
+        if (_config.Configuration.TrickplayOptions.ScanBehavior == TrickplayScanBehavior.Blocking)
+        {
+            await _trickplayManager.RefreshTrickplayDataAsync(video, replace, cancellationToken).ConfigureAwait(false);
+        }
+        else
+        {
+            _ = _trickplayManager.RefreshTrickplayDataAsync(video, replace, cancellationToken).ConfigureAwait(false);
+        }
+
+        // The core doesn't need to trigger any save operations over this
+        return ItemUpdateType.None;
+    }
+}