| | | 1 | | using System; |
| | | 2 | | using System.Collections.Generic; |
| | | 3 | | using System.Collections.Immutable; |
| | | 4 | | using System.Globalization; |
| | | 5 | | using System.Linq; |
| | | 6 | | using System.Threading; |
| | | 7 | | using System.Threading.Tasks; |
| | | 8 | | using Jellyfin.Database.Implementations; |
| | | 9 | | using Jellyfin.Database.Implementations.Entities; |
| | | 10 | | using Jellyfin.Database.Implementations.Enums; |
| | | 11 | | using Jellyfin.Extensions; |
| | | 12 | | using MediaBrowser.Common.Extensions; |
| | | 13 | | using MediaBrowser.Controller.Entities; |
| | | 14 | | using MediaBrowser.Controller.Entities.Audio; |
| | | 15 | | using MediaBrowser.Controller.MediaSegments; |
| | | 16 | | using MediaBrowser.Controller.Providers; |
| | | 17 | | using MediaBrowser.Model; |
| | | 18 | | using MediaBrowser.Model.Configuration; |
| | | 19 | | using MediaBrowser.Model.MediaSegments; |
| | | 20 | | using Microsoft.EntityFrameworkCore; |
| | | 21 | | using Microsoft.Extensions.Logging; |
| | | 22 | | |
| | | 23 | | namespace Jellyfin.Server.Implementations.MediaSegments; |
| | | 24 | | |
| | | 25 | | /// <summary> |
| | | 26 | | /// Manages media segments retrieval and storage. |
| | | 27 | | /// </summary> |
| | | 28 | | public class MediaSegmentManager : IMediaSegmentManager |
| | | 29 | | { |
| | | 30 | | private readonly ILogger<MediaSegmentManager> _logger; |
| | | 31 | | private readonly IDbContextFactory<JellyfinDbContext> _dbProvider; |
| | | 32 | | private readonly IMediaSegmentProvider[] _segmentProviders; |
| | | 33 | | |
| | | 34 | | /// <summary> |
| | | 35 | | /// Initializes a new instance of the <see cref="MediaSegmentManager"/> class. |
| | | 36 | | /// </summary> |
| | | 37 | | /// <param name="logger">Logger.</param> |
| | | 38 | | /// <param name="dbProvider">EFCore Database factory.</param> |
| | | 39 | | /// <param name="segmentProviders">List of all media segment providers.</param> |
| | | 40 | | public MediaSegmentManager( |
| | | 41 | | ILogger<MediaSegmentManager> logger, |
| | | 42 | | IDbContextFactory<JellyfinDbContext> dbProvider, |
| | | 43 | | IEnumerable<IMediaSegmentProvider> segmentProviders) |
| | | 44 | | { |
| | 21 | 45 | | _logger = logger; |
| | 21 | 46 | | _dbProvider = dbProvider; |
| | | 47 | | |
| | 21 | 48 | | _segmentProviders = segmentProviders |
| | 21 | 49 | | .OrderBy(i => i is IHasOrder hasOrder ? hasOrder.Order : 0) |
| | 21 | 50 | | .ToArray(); |
| | 21 | 51 | | } |
| | | 52 | | |
| | | 53 | | /// <inheritdoc/> |
| | | 54 | | public async Task RunSegmentPluginProviders(BaseItem baseItem, LibraryOptions libraryOptions, bool forceOverwrite, C |
| | | 55 | | { |
| | | 56 | | var providers = _segmentProviders |
| | | 57 | | .Where(e => !libraryOptions.DisabledMediaSegmentProviders.Contains(GetProviderId(e.Name))) |
| | | 58 | | .OrderBy(i => |
| | | 59 | | { |
| | | 60 | | var index = libraryOptions.MediaSegmentProviderOrder.IndexOf(i.Name); |
| | | 61 | | return index == -1 ? int.MaxValue : index; |
| | | 62 | | }) |
| | | 63 | | .ToList(); |
| | | 64 | | |
| | | 65 | | if (providers.Count == 0) |
| | | 66 | | { |
| | | 67 | | _logger.LogDebug("Skipping media segment extraction as no providers are enabled for {MediaPath}", baseItem.P |
| | | 68 | | return; |
| | | 69 | | } |
| | | 70 | | |
| | | 71 | | var db = await _dbProvider.CreateDbContextAsync(cancellationToken).ConfigureAwait(false); |
| | | 72 | | await using (db.ConfigureAwait(false)) |
| | | 73 | | { |
| | | 74 | | _logger.LogDebug("Start media segment extraction for {MediaPath} with {CountProviders} providers enabled", b |
| | | 75 | | |
| | | 76 | | if (forceOverwrite) |
| | | 77 | | { |
| | | 78 | | // delete all existing media segments if forceOverwrite is set. |
| | | 79 | | await db.MediaSegments.Where(e => e.ItemId.Equals(baseItem.Id)).ExecuteDeleteAsync(cancellationToken).Co |
| | | 80 | | } |
| | | 81 | | |
| | | 82 | | foreach (var provider in providers) |
| | | 83 | | { |
| | | 84 | | if (!await provider.Supports(baseItem).ConfigureAwait(false)) |
| | | 85 | | { |
| | | 86 | | _logger.LogDebug("Media Segment provider {ProviderName} does not support item with path {MediaPath}" |
| | | 87 | | continue; |
| | | 88 | | } |
| | | 89 | | |
| | | 90 | | IQueryable<MediaSegment> existingSegments; |
| | | 91 | | if (forceOverwrite) |
| | | 92 | | { |
| | | 93 | | existingSegments = Array.Empty<MediaSegment>().AsQueryable(); |
| | | 94 | | } |
| | | 95 | | else |
| | | 96 | | { |
| | | 97 | | existingSegments = db.MediaSegments.Where(e => e.ItemId.Equals(baseItem.Id) && e.SegmentProviderId = |
| | | 98 | | } |
| | | 99 | | |
| | | 100 | | var requestItem = new MediaSegmentGenerationRequest() |
| | | 101 | | { |
| | | 102 | | ItemId = baseItem.Id, |
| | | 103 | | ExistingSegments = existingSegments.Select(e => Map(e)).ToArray() |
| | | 104 | | }; |
| | | 105 | | |
| | | 106 | | try |
| | | 107 | | { |
| | | 108 | | var segments = await provider.GetMediaSegments(requestItem, cancellationToken) |
| | | 109 | | .ConfigureAwait(false); |
| | | 110 | | |
| | | 111 | | if (!forceOverwrite) |
| | | 112 | | { |
| | | 113 | | var existingSegmentsList = existingSegments.ToArray(); // Cannot use requestItem's list, as the |
| | | 114 | | if (segments.Count == requestItem.ExistingSegments.Count && segments.All(e => existingSegmentsLi |
| | | 115 | | { |
| | | 116 | | return |
| | | 117 | | e.StartTicks == f.StartTicks && |
| | | 118 | | e.EndTicks == f.EndTicks && |
| | | 119 | | e.Type == f.Type; |
| | | 120 | | }))) |
| | | 121 | | { |
| | | 122 | | _logger.LogDebug("Media Segment provider {ProviderName} did not modify any segments for {Med |
| | | 123 | | continue; |
| | | 124 | | } |
| | | 125 | | |
| | | 126 | | // delete existing media segments that were re-generated. |
| | | 127 | | await existingSegments.ExecuteDeleteAsync(cancellationToken).ConfigureAwait(false); |
| | | 128 | | } |
| | | 129 | | |
| | | 130 | | if (segments.Count == 0 && !requestItem.ExistingSegments.Any()) |
| | | 131 | | { |
| | | 132 | | _logger.LogDebug("Media Segment provider {ProviderName} did not find any segments for {MediaPath |
| | | 133 | | continue; |
| | | 134 | | } |
| | | 135 | | else if (segments.Count == 0 && requestItem.ExistingSegments.Any()) |
| | | 136 | | { |
| | | 137 | | _logger.LogDebug("Media Segment provider {ProviderName} deleted all segments for {MediaPath}", p |
| | | 138 | | continue; |
| | | 139 | | } |
| | | 140 | | |
| | | 141 | | _logger.LogInformation("Media Segment provider {ProviderName} found {CountSegments} for {MediaPath}" |
| | | 142 | | var providerId = GetProviderId(provider.Name); |
| | | 143 | | foreach (var segment in segments) |
| | | 144 | | { |
| | | 145 | | segment.ItemId = baseItem.Id; |
| | | 146 | | await CreateSegmentAsync(segment, providerId).ConfigureAwait(false); |
| | | 147 | | } |
| | | 148 | | } |
| | | 149 | | catch (Exception ex) |
| | | 150 | | { |
| | | 151 | | _logger.LogError(ex, "Provider {ProviderName} failed to extract segments from {MediaPath}", provider |
| | | 152 | | } |
| | | 153 | | } |
| | | 154 | | } |
| | | 155 | | } |
| | | 156 | | |
| | | 157 | | /// <inheritdoc /> |
| | | 158 | | public async Task<MediaSegmentDto> CreateSegmentAsync(MediaSegmentDto mediaSegment, string segmentProviderId) |
| | | 159 | | { |
| | | 160 | | ArgumentOutOfRangeException.ThrowIfLessThan(mediaSegment.EndTicks, mediaSegment.StartTicks); |
| | | 161 | | |
| | | 162 | | var db = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false); |
| | | 163 | | await using (db.ConfigureAwait(false)) |
| | | 164 | | { |
| | | 165 | | db.MediaSegments.Add(Map(mediaSegment, segmentProviderId)); |
| | | 166 | | await db.SaveChangesAsync().ConfigureAwait(false); |
| | | 167 | | } |
| | | 168 | | |
| | | 169 | | return mediaSegment; |
| | | 170 | | } |
| | | 171 | | |
| | | 172 | | /// <inheritdoc /> |
| | | 173 | | public async Task DeleteSegmentAsync(Guid segmentId) |
| | | 174 | | { |
| | | 175 | | var db = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false); |
| | | 176 | | await using (db.ConfigureAwait(false)) |
| | | 177 | | { |
| | | 178 | | await db.MediaSegments.Where(e => e.Id.Equals(segmentId)).ExecuteDeleteAsync().ConfigureAwait(false); |
| | | 179 | | } |
| | | 180 | | } |
| | | 181 | | |
| | | 182 | | /// <inheritdoc /> |
| | | 183 | | public async Task DeleteSegmentsAsync(Guid itemId, CancellationToken cancellationToken) |
| | | 184 | | { |
| | | 185 | | var db = await _dbProvider.CreateDbContextAsync(cancellationToken).ConfigureAwait(false); |
| | | 186 | | await using (db.ConfigureAwait(false)) |
| | | 187 | | { |
| | | 188 | | await db.MediaSegments.Where(e => e.ItemId.Equals(itemId)).ExecuteDeleteAsync(cancellationToken).ConfigureAw |
| | | 189 | | } |
| | | 190 | | } |
| | | 191 | | |
| | | 192 | | /// <inheritdoc /> |
| | | 193 | | public async Task<IEnumerable<MediaSegmentDto>> GetSegmentsAsync(BaseItem? item, IEnumerable<MediaSegmentType>? type |
| | | 194 | | { |
| | | 195 | | if (item is null) |
| | | 196 | | { |
| | | 197 | | _logger.LogError("Tried to request segments for an invalid item"); |
| | | 198 | | return []; |
| | | 199 | | } |
| | | 200 | | |
| | | 201 | | var db = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false); |
| | | 202 | | await using (db.ConfigureAwait(false)) |
| | | 203 | | { |
| | | 204 | | var query = db.MediaSegments |
| | | 205 | | .Where(e => e.ItemId.Equals(item.Id)); |
| | | 206 | | |
| | | 207 | | if (typeFilter is not null) |
| | | 208 | | { |
| | | 209 | | query = query.Where(e => typeFilter.Contains(e.Type)); |
| | | 210 | | } |
| | | 211 | | |
| | | 212 | | if (filterByProvider) |
| | | 213 | | { |
| | | 214 | | var providerIds = _segmentProviders |
| | | 215 | | .Where(e => !libraryOptions.DisabledMediaSegmentProviders.Contains(GetProviderId(e.Name))) |
| | | 216 | | .Select(f => GetProviderId(f.Name)) |
| | | 217 | | .ToArray(); |
| | | 218 | | if (providerIds.Length == 0) |
| | | 219 | | { |
| | | 220 | | return []; |
| | | 221 | | } |
| | | 222 | | |
| | | 223 | | query = query.Where(e => providerIds.Contains(e.SegmentProviderId)); |
| | | 224 | | } |
| | | 225 | | |
| | | 226 | | return query |
| | | 227 | | .OrderBy(e => e.StartTicks) |
| | | 228 | | .AsNoTracking() |
| | | 229 | | .AsEnumerable() |
| | | 230 | | .Select(Map) |
| | | 231 | | .ToArray(); |
| | | 232 | | } |
| | | 233 | | } |
| | | 234 | | |
| | | 235 | | private static MediaSegmentDto Map(MediaSegment segment) |
| | | 236 | | { |
| | 0 | 237 | | return new MediaSegmentDto() |
| | 0 | 238 | | { |
| | 0 | 239 | | Id = segment.Id, |
| | 0 | 240 | | EndTicks = segment.EndTicks, |
| | 0 | 241 | | ItemId = segment.ItemId, |
| | 0 | 242 | | StartTicks = segment.StartTicks, |
| | 0 | 243 | | Type = segment.Type |
| | 0 | 244 | | }; |
| | | 245 | | } |
| | | 246 | | |
| | | 247 | | private static MediaSegment Map(MediaSegmentDto segment, string segmentProviderId) |
| | | 248 | | { |
| | 0 | 249 | | return new MediaSegment() |
| | 0 | 250 | | { |
| | 0 | 251 | | Id = segment.Id, |
| | 0 | 252 | | EndTicks = segment.EndTicks, |
| | 0 | 253 | | ItemId = segment.ItemId, |
| | 0 | 254 | | StartTicks = segment.StartTicks, |
| | 0 | 255 | | Type = segment.Type, |
| | 0 | 256 | | SegmentProviderId = segmentProviderId |
| | 0 | 257 | | }; |
| | | 258 | | } |
| | | 259 | | |
| | | 260 | | /// <inheritdoc /> |
| | | 261 | | public bool HasSegments(Guid itemId) |
| | | 262 | | { |
| | 0 | 263 | | using var db = _dbProvider.CreateDbContext(); |
| | 0 | 264 | | return db.MediaSegments.Any(e => e.ItemId.Equals(itemId)); |
| | 0 | 265 | | } |
| | | 266 | | |
| | | 267 | | /// <inheritdoc/> |
| | | 268 | | public bool IsTypeSupported(BaseItem baseItem) |
| | | 269 | | { |
| | 0 | 270 | | return baseItem.MediaType is Data.Enums.MediaType.Video or Data.Enums.MediaType.Audio; |
| | | 271 | | } |
| | | 272 | | |
| | | 273 | | /// <inheritdoc/> |
| | | 274 | | public IEnumerable<(string Name, string Id)> GetSupportedProviders(BaseItem item) |
| | | 275 | | { |
| | 0 | 276 | | if (item is not (Video or Audio)) |
| | | 277 | | { |
| | 0 | 278 | | return []; |
| | | 279 | | } |
| | | 280 | | |
| | 0 | 281 | | return _segmentProviders |
| | 0 | 282 | | .Select(p => (p.Name, GetProviderId(p.Name))); |
| | | 283 | | } |
| | | 284 | | |
| | | 285 | | private string GetProviderId(string name) |
| | 0 | 286 | | => name.ToLowerInvariant() |
| | 0 | 287 | | .GetMD5() |
| | 0 | 288 | | .ToString("N", CultureInfo.InvariantCulture); |
| | | 289 | | } |