| | | 1 | | #pragma warning disable CA1826 // Do not use Enumerable methods on indexable collections |
| | | 2 | | |
| | | 3 | | using System; |
| | | 4 | | using System.Diagnostics.CodeAnalysis; |
| | | 5 | | using System.Linq; |
| | | 6 | | using System.Threading; |
| | | 7 | | using Jellyfin.MediaEncoding.Hls.Extractors; |
| | | 8 | | using Jellyfin.MediaEncoding.Keyframes; |
| | | 9 | | using MediaBrowser.Controller.Persistence; |
| | | 10 | | using Microsoft.Extensions.Logging; |
| | | 11 | | |
| | | 12 | | namespace Jellyfin.MediaEncoding.Hls.Cache; |
| | | 13 | | |
| | | 14 | | /// <inheritdoc /> |
| | | 15 | | public class CacheDecorator : IKeyframeExtractor |
| | | 16 | | { |
| | | 17 | | private readonly IKeyframeRepository _keyframeRepository; |
| | | 18 | | private readonly IKeyframeExtractor _keyframeExtractor; |
| | | 19 | | private readonly ILogger<CacheDecorator> _logger; |
| | | 20 | | private readonly string _keyframeExtractorName; |
| | | 21 | | |
| | | 22 | | /// <summary> |
| | | 23 | | /// Initializes a new instance of the <see cref="CacheDecorator"/> class. |
| | | 24 | | /// </summary> |
| | | 25 | | /// <param name="keyframeRepository">An instance of the <see cref="IKeyframeRepository"/> interface.</param> |
| | | 26 | | /// <param name="keyframeExtractor">An instance of the <see cref="IKeyframeExtractor"/> interface.</param> |
| | | 27 | | /// <param name="logger">An instance of the <see cref="ILogger{CacheDecorator}"/> interface.</param> |
| | | 28 | | public CacheDecorator(IKeyframeRepository keyframeRepository, IKeyframeExtractor keyframeExtractor, ILogger<CacheDec |
| | 42 | 29 | | { |
| | 42 | 30 | | ArgumentNullException.ThrowIfNull(keyframeRepository); |
| | 42 | 31 | | ArgumentNullException.ThrowIfNull(keyframeExtractor); |
| | | 32 | | |
| | 42 | 33 | | _keyframeRepository = keyframeRepository; |
| | 42 | 34 | | _keyframeExtractor = keyframeExtractor; |
| | 42 | 35 | | _logger = logger; |
| | 42 | 36 | | _keyframeExtractorName = keyframeExtractor.GetType().Name; |
| | 42 | 37 | | } |
| | | 38 | | |
| | | 39 | | /// <inheritdoc /> |
| | 42 | 40 | | public bool IsMetadataBased => _keyframeExtractor.IsMetadataBased; |
| | | 41 | | |
| | | 42 | | /// <inheritdoc /> |
| | | 43 | | public bool TryExtractKeyframes(Guid itemId, string filePath, [NotNullWhen(true)] out KeyframeData? keyframeData) |
| | 0 | 44 | | { |
| | 0 | 45 | | keyframeData = _keyframeRepository.GetKeyframeData(itemId).FirstOrDefault(); |
| | 0 | 46 | | if (keyframeData is null) |
| | 0 | 47 | | { |
| | 0 | 48 | | if (!_keyframeExtractor.TryExtractKeyframes(itemId, filePath, out var result)) |
| | 0 | 49 | | { |
| | 0 | 50 | | _logger.LogDebug("Failed to extract keyframes using {ExtractorName}", _keyframeExtractorName); |
| | 0 | 51 | | return false; |
| | | 52 | | } |
| | | 53 | | |
| | 0 | 54 | | _logger.LogDebug("Successfully extracted keyframes using {ExtractorName}", _keyframeExtractorName); |
| | 0 | 55 | | keyframeData = result; |
| | 0 | 56 | | _keyframeRepository.SaveKeyframeDataAsync(itemId, keyframeData, CancellationToken.None).GetAwaiter().GetResu |
| | 0 | 57 | | } |
| | | 58 | | |
| | 0 | 59 | | return true; |
| | 0 | 60 | | } |
| | | 61 | | } |