From 6ffa9539bbfbfb1090b02cebc8a28283a8c69041 Mon Sep 17 00:00:00 2001
From: cvium <clausvium@gmail.com>
Date: Tue, 11 Jan 2022 23:30:30 +0100
Subject: Refactor and add scheduled task

---
 .../MediaEncodingHlsServiceCollectionExtensions.cs | 39 +++++++++++++++-------
 1 file changed, 27 insertions(+), 12 deletions(-)

(limited to 'src/Jellyfin.MediaEncoding.Hls/Extensions/MediaEncodingHlsServiceCollectionExtensions.cs')

diff --git a/src/Jellyfin.MediaEncoding.Hls/Extensions/MediaEncodingHlsServiceCollectionExtensions.cs b/src/Jellyfin.MediaEncoding.Hls/Extensions/MediaEncodingHlsServiceCollectionExtensions.cs
index 327898366..8ed4edcea 100644
--- a/src/Jellyfin.MediaEncoding.Hls/Extensions/MediaEncodingHlsServiceCollectionExtensions.cs
+++ b/src/Jellyfin.MediaEncoding.Hls/Extensions/MediaEncodingHlsServiceCollectionExtensions.cs
@@ -1,21 +1,36 @@
-using Jellyfin.MediaEncoding.Hls.Playlist;
+using System;
+using Jellyfin.MediaEncoding.Hls.Cache;
+using Jellyfin.MediaEncoding.Hls.Extractors;
+using Jellyfin.MediaEncoding.Hls.Playlist;
 using Microsoft.Extensions.DependencyInjection;
 
-namespace Jellyfin.MediaEncoding.Hls.Extensions
+namespace Jellyfin.MediaEncoding.Hls.Extensions;
+
+/// <summary>
+/// Extensions for the <see cref="IServiceCollection"/> interface.
+/// </summary>
+public static class MediaEncodingHlsServiceCollectionExtensions
 {
     /// <summary>
-    /// Extensions for the <see cref="IServiceCollection"/> interface.
+    /// Adds the hls playlist generators to the <see cref="IServiceCollection"/>.
     /// </summary>
-    public static class MediaEncodingHlsServiceCollectionExtensions
+    /// <param name="serviceCollection">An instance of the <see cref="IServiceCollection"/> interface.</param>
+    /// <returns>The updated service collection.</returns>
+    public static IServiceCollection AddHlsPlaylistGenerator(this IServiceCollection serviceCollection)
+    {
+        serviceCollection.AddSingletonWithDecorator(typeof(FfProbeKeyframeExtractor));
+        serviceCollection.AddSingletonWithDecorator(typeof(MatroskaKeyframeExtractor));
+        serviceCollection.AddSingleton<IDynamicHlsPlaylistGenerator, DynamicHlsPlaylistGenerator>();
+        return serviceCollection;
+    }
+
+    private static void AddSingletonWithDecorator(this IServiceCollection serviceCollection, Type type)
     {
-        /// <summary>
-        /// Adds the hls playlist generators to the <see cref="IServiceCollection"/>.
-        /// </summary>
-        /// <param name="serviceCollection">An instance of the <see cref="IServiceCollection"/> interface.</param>
-        /// <returns>The updated service collection.</returns>
-        public static IServiceCollection AddHlsPlaylistGenerator(this IServiceCollection serviceCollection)
+        serviceCollection.AddSingleton<IKeyframeExtractor>(serviceProvider =>
         {
-            return serviceCollection.AddSingleton<IDynamicHlsPlaylistGenerator, DynamicHlsPlaylistGenerator>();
-        }
+            var extractor = ActivatorUtilities.CreateInstance(serviceProvider, type);
+            var decorator = ActivatorUtilities.CreateInstance<CacheDecorator>(serviceProvider, extractor);
+            return decorator;
+        });
     }
 }
-- 
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