| | | 1 | | using System; |
| | | 2 | | using System.Collections.Generic; |
| | | 3 | | using System.Linq; |
| | | 4 | | using System.Threading; |
| | | 5 | | using System.Threading.Tasks; |
| | | 6 | | using MediaBrowser.Controller.Entities; |
| | | 7 | | using MediaBrowser.Controller.Library; |
| | | 8 | | using MediaBrowser.Controller.MediaEncoding; |
| | | 9 | | using MediaBrowser.Controller.Persistence; |
| | | 10 | | using MediaBrowser.Controller.Providers; |
| | | 11 | | using MediaBrowser.Model.Drawing; |
| | | 12 | | using MediaBrowser.Model.Dto; |
| | | 13 | | using MediaBrowser.Model.Entities; |
| | | 14 | | using MediaBrowser.Model.MediaInfo; |
| | | 15 | | using Microsoft.Extensions.Logging; |
| | | 16 | | |
| | | 17 | | namespace MediaBrowser.Providers.MediaInfo |
| | | 18 | | { |
| | | 19 | | /// <summary> |
| | | 20 | | /// Uses <see cref="IMediaEncoder"/> to create still images from the main video. |
| | | 21 | | /// </summary> |
| | | 22 | | public class VideoImageProvider : IDynamicImageProvider, IHasOrder |
| | | 23 | | { |
| | | 24 | | private readonly IMediaSourceManager _mediaSourceManager; |
| | | 25 | | private readonly IMediaEncoder _mediaEncoder; |
| | | 26 | | private readonly ILogger<VideoImageProvider> _logger; |
| | | 27 | | |
| | | 28 | | /// <summary> |
| | | 29 | | /// Initializes a new instance of the <see cref="VideoImageProvider"/> class. |
| | | 30 | | /// </summary> |
| | | 31 | | /// <param name="mediaSourceManager">The media source manager for fetching item streams.</param> |
| | | 32 | | /// <param name="mediaEncoder">The media encoder for capturing images.</param> |
| | | 33 | | /// <param name="logger">The logger.</param> |
| | | 34 | | public VideoImageProvider(IMediaSourceManager mediaSourceManager, IMediaEncoder mediaEncoder, ILogger<VideoImage |
| | | 35 | | { |
| | 29 | 36 | | _mediaSourceManager = mediaSourceManager; |
| | 29 | 37 | | _mediaEncoder = mediaEncoder; |
| | 29 | 38 | | _logger = logger; |
| | 29 | 39 | | } |
| | | 40 | | |
| | | 41 | | /// <inheritdoc /> |
| | 0 | 42 | | public string Name => "Screen Grabber"; |
| | | 43 | | |
| | | 44 | | /// <inheritdoc /> |
| | | 45 | | // Make sure this comes after internet image providers |
| | 0 | 46 | | public int Order => 100; |
| | | 47 | | |
| | | 48 | | /// <inheritdoc /> |
| | | 49 | | public IEnumerable<ImageType> GetSupportedImages(BaseItem item) |
| | | 50 | | { |
| | 0 | 51 | | return new[] { ImageType.Primary }; |
| | | 52 | | } |
| | | 53 | | |
| | | 54 | | /// <inheritdoc /> |
| | | 55 | | public Task<DynamicImageResponse> GetImage(BaseItem item, ImageType type, CancellationToken cancellationToken) |
| | | 56 | | { |
| | 7 | 57 | | var video = (Video)item; |
| | | 58 | | |
| | | 59 | | // No support for these |
| | 7 | 60 | | if (video.IsPlaceHolder || video.VideoType == VideoType.Dvd) |
| | | 61 | | { |
| | 1 | 62 | | return Task.FromResult(new DynamicImageResponse { HasImage = false }); |
| | | 63 | | } |
| | | 64 | | |
| | | 65 | | // Can't extract if we didn't find a video stream in the file |
| | 6 | 66 | | if (!video.DefaultVideoStreamIndex.HasValue) |
| | | 67 | | { |
| | 1 | 68 | | _logger.LogInformation("Skipping image extraction due to missing DefaultVideoStreamIndex for {Path}.", v |
| | 1 | 69 | | return Task.FromResult(new DynamicImageResponse { HasImage = false }); |
| | | 70 | | } |
| | | 71 | | |
| | 5 | 72 | | return GetVideoImage(video, cancellationToken); |
| | | 73 | | } |
| | | 74 | | |
| | | 75 | | private async Task<DynamicImageResponse> GetVideoImage(Video item, CancellationToken cancellationToken) |
| | | 76 | | { |
| | | 77 | | MediaSourceInfo mediaSource = new MediaSourceInfo |
| | | 78 | | { |
| | | 79 | | VideoType = item.VideoType, |
| | | 80 | | IsoType = item.IsoType, |
| | | 81 | | Protocol = item.PathProtocol ?? MediaProtocol.File, |
| | | 82 | | }; |
| | | 83 | | |
| | | 84 | | // If we know the duration, grab it from 10% into the video. Otherwise just 10 seconds in. |
| | | 85 | | // Always use 10 seconds for dvd because our duration could be out of whack |
| | | 86 | | var imageOffset = item.VideoType != VideoType.Dvd && item.RunTimeTicks > 0 |
| | | 87 | | ? TimeSpan.FromTicks(item.RunTimeTicks.Value / 10) |
| | | 88 | | : TimeSpan.FromSeconds(10); |
| | | 89 | | |
| | | 90 | | var query = new MediaStreamQuery { ItemId = item.Id, Index = item.DefaultVideoStreamIndex }; |
| | | 91 | | var videoStream = _mediaSourceManager.GetMediaStreams(query).FirstOrDefault(); |
| | | 92 | | if (videoStream is null) |
| | | 93 | | { |
| | | 94 | | query.Type = MediaStreamType.Video; |
| | | 95 | | query.Index = null; |
| | | 96 | | videoStream = _mediaSourceManager.GetMediaStreams(query).FirstOrDefault(); |
| | | 97 | | } |
| | | 98 | | |
| | | 99 | | if (videoStream is null) |
| | | 100 | | { |
| | | 101 | | _logger.LogInformation("Skipping image extraction: no video stream found for {Path}.", item.Path ?? stri |
| | | 102 | | return new DynamicImageResponse { HasImage = false }; |
| | | 103 | | } |
| | | 104 | | |
| | | 105 | | string extractedImagePath = await _mediaEncoder.ExtractVideoImage(item.Path, item.Container, mediaSource, vi |
| | | 106 | | |
| | | 107 | | return new DynamicImageResponse |
| | | 108 | | { |
| | | 109 | | Format = ImageFormat.Jpg, |
| | | 110 | | HasImage = true, |
| | | 111 | | Path = extractedImagePath, |
| | | 112 | | Protocol = MediaProtocol.File |
| | | 113 | | }; |
| | | 114 | | } |
| | | 115 | | |
| | | 116 | | /// <inheritdoc /> |
| | | 117 | | public bool Supports(BaseItem item) |
| | | 118 | | { |
| | 46 | 119 | | if (item.IsShortcut) |
| | | 120 | | { |
| | 0 | 121 | | return false; |
| | | 122 | | } |
| | | 123 | | |
| | 46 | 124 | | if (!item.IsFileProtocol) |
| | | 125 | | { |
| | 0 | 126 | | return false; |
| | | 127 | | } |
| | | 128 | | |
| | 46 | 129 | | return item is Video video && !video.IsPlaceHolder && video.IsCompleteMedia; |
| | | 130 | | } |
| | | 131 | | } |
| | | 132 | | } |