Merge pull request #9554 from nicknsy/trickplay
Joshua M. Boniface
11 months ago
committed by
GitHub
commit
8859a3ac8e
@ -0,0 +1,101 @@
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using System;
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using System.ComponentModel.DataAnnotations;
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using System.Net.Mime;
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using System.Text;
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using System.Threading.Tasks;
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using Jellyfin.Api.Attributes;
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using Jellyfin.Api.Extensions;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Trickplay;
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using MediaBrowser.Model;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Mvc;
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namespace Jellyfin.Api.Controllers;
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/// <summary>
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/// Trickplay controller.
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/// </summary>
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[Route("")]
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[Authorize]
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public class TrickplayController : BaseJellyfinApiController
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{
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private readonly ILibraryManager _libraryManager;
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private readonly ITrickplayManager _trickplayManager;
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/// <summary>
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/// Initializes a new instance of the <see cref="TrickplayController"/> class.
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/// </summary>
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/// <param name="libraryManager">Instance of <see cref="ILibraryManager"/>.</param>
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/// <param name="trickplayManager">Instance of <see cref="ITrickplayManager"/>.</param>
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public TrickplayController(
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ILibraryManager libraryManager,
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ITrickplayManager trickplayManager)
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{
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_libraryManager = libraryManager;
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_trickplayManager = trickplayManager;
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}
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/// <summary>
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/// Gets an image tiles playlist for trickplay.
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/// </summary>
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/// <param name="itemId">The item id.</param>
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/// <param name="width">The width of a single tile.</param>
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/// <param name="mediaSourceId">The media version id, if using an alternate version.</param>
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/// <response code="200">Tiles playlist returned.</response>
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/// <returns>A <see cref="FileResult"/> containing the trickplay playlist file.</returns>
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[HttpGet("Videos/{itemId}/Trickplay/{width}/tiles.m3u8")]
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[ProducesResponseType(StatusCodes.Status200OK)]
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[ProducesResponseType(StatusCodes.Status404NotFound)]
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[ProducesPlaylistFile]
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public async Task<ActionResult> GetTrickplayHlsPlaylist(
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[FromRoute, Required] Guid itemId,
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[FromRoute, Required] int width,
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[FromQuery] Guid? mediaSourceId)
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{
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string? playlist = await _trickplayManager.GetHlsPlaylist(mediaSourceId ?? itemId, width, User.GetToken()).ConfigureAwait(false);
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if (string.IsNullOrEmpty(playlist))
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{
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return NotFound();
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}
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return Content(playlist, MimeTypes.GetMimeType("playlist.m3u8"), Encoding.UTF8);
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}
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/// <summary>
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/// Gets a trickplay tile image.
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/// </summary>
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/// <param name="itemId">The item id.</param>
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/// <param name="width">The width of a single tile.</param>
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/// <param name="index">The index of the desired tile.</param>
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/// <param name="mediaSourceId">The media version id, if using an alternate version.</param>
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/// <response code="200">Tile image returned.</response>
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/// <response code="200">Tile image not found at specified index.</response>
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/// <returns>A <see cref="FileResult"/> containing the trickplay tiles image.</returns>
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[HttpGet("Videos/{itemId}/Trickplay/{width}/{index}.jpg")]
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[ProducesResponseType(StatusCodes.Status200OK)]
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[ProducesResponseType(StatusCodes.Status404NotFound)]
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[ProducesImageFile]
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public ActionResult GetTrickplayTileImage(
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[FromRoute, Required] Guid itemId,
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[FromRoute, Required] int width,
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[FromRoute, Required] int index,
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[FromQuery] Guid? mediaSourceId)
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{
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var item = _libraryManager.GetItemById(mediaSourceId ?? itemId);
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if (item is null)
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{
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return NotFound();
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}
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var path = _trickplayManager.GetTrickplayTilePath(item, width, index);
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if (System.IO.File.Exists(path))
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{
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return PhysicalFile(path, MediaTypeNames.Image.Jpeg);
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}
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return NotFound();
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}
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}
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@ -0,0 +1,75 @@
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using System;
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using System.Text.Json.Serialization;
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namespace Jellyfin.Data.Entities;
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/// <summary>
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/// An entity representing the metadata for a group of trickplay tiles.
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/// </summary>
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public class TrickplayInfo
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{
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/// <summary>
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/// Gets or sets the id of the associated item.
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/// </summary>
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/// <remarks>
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/// Required.
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/// </remarks>
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[JsonIgnore]
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public Guid ItemId { get; set; }
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/// <summary>
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/// Gets or sets width of an individual thumbnail.
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/// </summary>
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/// <remarks>
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/// Required.
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/// </remarks>
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public int Width { get; set; }
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/// <summary>
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/// Gets or sets height of an individual thumbnail.
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/// </summary>
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/// <remarks>
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/// Required.
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/// </remarks>
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public int Height { get; set; }
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/// <summary>
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/// Gets or sets amount of thumbnails per row.
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/// </summary>
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/// <remarks>
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/// Required.
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/// </remarks>
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public int TileWidth { get; set; }
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/// <summary>
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/// Gets or sets amount of thumbnails per column.
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/// </summary>
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/// <remarks>
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/// Required.
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/// </remarks>
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public int TileHeight { get; set; }
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/// <summary>
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/// Gets or sets total amount of non-black thumbnails.
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/// </summary>
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/// <remarks>
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/// Required.
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/// </remarks>
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public int ThumbnailCount { get; set; }
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/// <summary>
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/// Gets or sets interval in milliseconds between each trickplay thumbnail.
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/// </summary>
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/// <remarks>
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/// Required.
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/// </remarks>
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public int Interval { get; set; }
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/// <summary>
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/// Gets or sets peak bandwith usage in bits per second.
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/// </summary>
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/// <remarks>
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/// Required.
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/// </remarks>
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public int Bandwidth { get; set; }
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}
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@ -0,0 +1,18 @@
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using Jellyfin.Data.Entities;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore.Metadata.Builders;
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namespace Jellyfin.Server.Implementations.ModelConfiguration
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{
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/// <summary>
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/// FluentAPI configuration for the TrickplayInfo entity.
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/// </summary>
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public class TrickplayInfoConfiguration : IEntityTypeConfiguration<TrickplayInfo>
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{
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/// <inheritdoc/>
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public void Configure(EntityTypeBuilder<TrickplayInfo> builder)
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{
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builder.HasKey(info => new { info.ItemId, info.Width });
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}
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}
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}
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@ -0,0 +1,474 @@
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using Jellyfin.Data.Entities;
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using MediaBrowser.Common.Configuration;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Drawing;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.MediaEncoding;
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using MediaBrowser.Controller.Trickplay;
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using MediaBrowser.Model.Configuration;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.IO;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.Extensions.Logging;
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namespace Jellyfin.Server.Implementations.Trickplay;
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/// <summary>
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/// ITrickplayManager implementation.
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/// </summary>
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public class TrickplayManager : ITrickplayManager
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{
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private readonly ILogger<TrickplayManager> _logger;
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private readonly IMediaEncoder _mediaEncoder;
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private readonly IFileSystem _fileSystem;
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private readonly EncodingHelper _encodingHelper;
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private readonly ILibraryManager _libraryManager;
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private readonly IServerConfigurationManager _config;
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private readonly IImageEncoder _imageEncoder;
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private readonly IDbContextFactory<JellyfinDbContext> _dbProvider;
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private readonly IApplicationPaths _appPaths;
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private static readonly SemaphoreSlim _resourcePool = new(1, 1);
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private static readonly string[] _trickplayImgExtensions = { ".jpg" };
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/// <summary>
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/// Initializes a new instance of the <see cref="TrickplayManager"/> class.
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/// </summary>
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/// <param name="logger">The logger.</param>
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/// <param name="mediaEncoder">The media encoder.</param>
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/// <param name="fileSystem">The file systen.</param>
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/// <param name="encodingHelper">The encoding helper.</param>
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/// <param name="libraryManager">The library manager.</param>
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/// <param name="config">The server configuration manager.</param>
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/// <param name="imageEncoder">The image encoder.</param>
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/// <param name="dbProvider">The database provider.</param>
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/// <param name="appPaths">The application paths.</param>
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public TrickplayManager(
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ILogger<TrickplayManager> logger,
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IMediaEncoder mediaEncoder,
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IFileSystem fileSystem,
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EncodingHelper encodingHelper,
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ILibraryManager libraryManager,
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IServerConfigurationManager config,
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IImageEncoder imageEncoder,
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IDbContextFactory<JellyfinDbContext> dbProvider,
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IApplicationPaths appPaths)
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{
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_logger = logger;
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_mediaEncoder = mediaEncoder;
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_fileSystem = fileSystem;
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_encodingHelper = encodingHelper;
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_libraryManager = libraryManager;
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_config = config;
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_imageEncoder = imageEncoder;
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_dbProvider = dbProvider;
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_appPaths = appPaths;
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}
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/// <inheritdoc />
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public async Task RefreshTrickplayDataAsync(Video video, bool replace, CancellationToken cancellationToken)
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{
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_logger.LogDebug("Trickplay refresh for {ItemId} (replace existing: {Replace})", video.Id, replace);
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var options = _config.Configuration.TrickplayOptions;
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foreach (var width in options.WidthResolutions)
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{
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cancellationToken.ThrowIfCancellationRequested();
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await RefreshTrickplayDataInternal(
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video,
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replace,
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width,
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options,
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cancellationToken).ConfigureAwait(false);
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}
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}
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private async Task RefreshTrickplayDataInternal(
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Video video,
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bool replace,
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int width,
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TrickplayOptions options,
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CancellationToken cancellationToken)
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{
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if (!CanGenerateTrickplay(video, options.Interval))
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{
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return;
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}
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var imgTempDir = string.Empty;
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var outputDir = GetTrickplayDirectory(video, width);
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await _resourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
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try
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{
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if (!replace && Directory.Exists(outputDir) && (await GetTrickplayResolutions(video.Id).ConfigureAwait(false)).ContainsKey(width))
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{
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_logger.LogDebug("Found existing trickplay files for {ItemId}. Exiting.", video.Id);
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return;
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}
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// Extract images
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// Note: Media sources under parent items exist as their own video/item as well. Only use this video stream for trickplay.
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var mediaSource = video.GetMediaSources(false).Find(source => Guid.Parse(source.Id).Equals(video.Id));
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if (mediaSource is null)
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{
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_logger.LogDebug("Found no matching media source for item {ItemId}", video.Id);
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return;
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}
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var mediaPath = mediaSource.Path;
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var mediaStream = mediaSource.VideoStream;
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var container = mediaSource.Container;
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_logger.LogInformation("Creating trickplay files at {Width} width, for {Path} [ID: {ItemId}]", width, mediaPath, video.Id);
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imgTempDir = await _mediaEncoder.ExtractVideoImagesOnIntervalAccelerated(
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mediaPath,
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container,
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mediaSource,
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mediaStream,
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width,
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TimeSpan.FromMilliseconds(options.Interval),
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options.EnableHwAcceleration,
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options.ProcessThreads,
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options.Qscale,
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options.ProcessPriority,
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_encodingHelper,
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cancellationToken).ConfigureAwait(false);
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if (string.IsNullOrEmpty(imgTempDir) || !Directory.Exists(imgTempDir))
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{
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throw new InvalidOperationException("Null or invalid directory from media encoder.");
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}
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var images = _fileSystem.GetFiles(imgTempDir, _trickplayImgExtensions, false, false)
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.Select(i => i.FullName)
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.OrderBy(i => i)
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.ToList();
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// Create tiles
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var trickplayInfo = CreateTiles(images, width, options, outputDir);
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// Save tiles info
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try
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{
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if (trickplayInfo is not null)
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{
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trickplayInfo.ItemId = video.Id;
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await SaveTrickplayInfo(trickplayInfo).ConfigureAwait(false);
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_logger.LogInformation("Finished creation of trickplay files for {0}", mediaPath);
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}
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else
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{
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throw new InvalidOperationException("Null trickplay tiles info from CreateTiles.");
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}
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error while saving trickplay tiles info.");
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// Make sure no files stay in metadata folders on failure
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// if tiles info wasn't saved.
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Directory.Delete(outputDir, true);
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}
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error creating trickplay images.");
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}
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finally
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{
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_resourcePool.Release();
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if (!string.IsNullOrEmpty(imgTempDir))
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{
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Directory.Delete(imgTempDir, true);
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}
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}
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}
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/// <inheritdoc />
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public TrickplayInfo CreateTiles(List<string> images, int width, TrickplayOptions options, string outputDir)
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{
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if (images.Count == 0)
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{
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throw new ArgumentException("Can't create trickplay from 0 images.");
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}
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var workDir = Path.Combine(_appPaths.TempDirectory, Guid.NewGuid().ToString("N"));
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Directory.CreateDirectory(workDir);
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var trickplayInfo = new TrickplayInfo
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{
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Width = width,
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Interval = options.Interval,
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TileWidth = options.TileWidth,
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TileHeight = options.TileHeight,
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ThumbnailCount = images.Count,
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// Set during image generation
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Height = 0,
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Bandwidth = 0
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};
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/*
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* Generate trickplay tiles from sets of thumbnails
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*/
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var imageOptions = new ImageCollageOptions
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{
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Width = trickplayInfo.TileWidth,
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Height = trickplayInfo.TileHeight
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};
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var thumbnailsPerTile = trickplayInfo.TileWidth * trickplayInfo.TileHeight;
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var requiredTiles = (int)Math.Ceiling((double)images.Count / thumbnailsPerTile);
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for (int i = 0; i < requiredTiles; i++)
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{
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// Set output/input paths
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var tilePath = Path.Combine(workDir, $"{i}.jpg");
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imageOptions.OutputPath = tilePath;
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imageOptions.InputPaths = images.GetRange(i * thumbnailsPerTile, Math.Min(thumbnailsPerTile, images.Count - (i * thumbnailsPerTile)));
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// Generate image and use returned height for tiles info
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var height = _imageEncoder.CreateTrickplayTile(imageOptions, options.JpegQuality, trickplayInfo.Width, trickplayInfo.Height != 0 ? trickplayInfo.Height : null);
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if (trickplayInfo.Height == 0)
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{
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trickplayInfo.Height = height;
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}
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// Update bitrate
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var bitrate = (int)Math.Ceiling((decimal)new FileInfo(tilePath).Length * 8 / trickplayInfo.TileWidth / trickplayInfo.TileHeight / (trickplayInfo.Interval / 1000));
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trickplayInfo.Bandwidth = Math.Max(trickplayInfo.Bandwidth, bitrate);
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}
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/*
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* Move trickplay tiles to output directory
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*/
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Directory.CreateDirectory(Directory.GetParent(outputDir)!.FullName);
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// Replace existing tiles if they already exist
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if (Directory.Exists(outputDir))
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{
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Directory.Delete(outputDir, true);
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}
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MoveDirectory(workDir, outputDir);
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return trickplayInfo;
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}
|
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|
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private bool CanGenerateTrickplay(Video video, int interval)
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{
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var videoType = video.VideoType;
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if (videoType == VideoType.Iso || videoType == VideoType.Dvd || videoType == VideoType.BluRay)
|
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{
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return false;
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}
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|
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if (video.IsPlaceHolder)
|
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{
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return false;
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}
|
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|
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if (video.IsShortcut)
|
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{
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return false;
|
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}
|
||||
|
||||
if (!video.IsCompleteMedia)
|
||||
{
|
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return false;
|
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}
|
||||
|
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if (!video.RunTimeTicks.HasValue || video.RunTimeTicks.Value < TimeSpan.FromMilliseconds(interval).Ticks)
|
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{
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return false;
|
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}
|
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|
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var libraryOptions = _libraryManager.GetLibraryOptions(video);
|
||||
if (libraryOptions is null || !libraryOptions.EnableTrickplayImageExtraction)
|
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{
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return false;
|
||||
}
|
||||
|
||||
// Can't extract images if there are no video streams
|
||||
return video.GetMediaStreams().Count > 0;
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public async Task<Dictionary<int, TrickplayInfo>> GetTrickplayResolutions(Guid itemId)
|
||||
{
|
||||
var trickplayResolutions = new Dictionary<int, TrickplayInfo>();
|
||||
|
||||
var dbContext = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false);
|
||||
await using (dbContext.ConfigureAwait(false))
|
||||
{
|
||||
var trickplayInfos = await dbContext.TrickplayInfos
|
||||
.AsNoTracking()
|
||||
.Where(i => i.ItemId.Equals(itemId))
|
||||
.ToListAsync()
|
||||
.ConfigureAwait(false);
|
||||
|
||||
foreach (var info in trickplayInfos)
|
||||
{
|
||||
trickplayResolutions[info.Width] = info;
|
||||
}
|
||||
}
|
||||
|
||||
return trickplayResolutions;
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public async Task SaveTrickplayInfo(TrickplayInfo info)
|
||||
{
|
||||
var dbContext = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false);
|
||||
await using (dbContext.ConfigureAwait(false))
|
||||
{
|
||||
var oldInfo = await dbContext.TrickplayInfos.FindAsync(info.ItemId, info.Width).ConfigureAwait(false);
|
||||
if (oldInfo is not null)
|
||||
{
|
||||
dbContext.TrickplayInfos.Remove(oldInfo);
|
||||
}
|
||||
|
||||
dbContext.Add(info);
|
||||
|
||||
await dbContext.SaveChangesAsync().ConfigureAwait(false);
|
||||
}
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public async Task<Dictionary<string, Dictionary<int, TrickplayInfo>>> GetTrickplayManifest(BaseItem item)
|
||||
{
|
||||
var trickplayManifest = new Dictionary<string, Dictionary<int, TrickplayInfo>>();
|
||||
foreach (var mediaSource in item.GetMediaSources(false))
|
||||
{
|
||||
var mediaSourceId = Guid.Parse(mediaSource.Id);
|
||||
var trickplayResolutions = await GetTrickplayResolutions(mediaSourceId).ConfigureAwait(false);
|
||||
|
||||
if (trickplayResolutions.Count > 0)
|
||||
{
|
||||
trickplayManifest[mediaSource.Id] = trickplayResolutions;
|
||||
}
|
||||
}
|
||||
|
||||
return trickplayManifest;
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public string GetTrickplayTilePath(BaseItem item, int width, int index)
|
||||
{
|
||||
return Path.Combine(GetTrickplayDirectory(item, width), index + ".jpg");
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public async Task<string?> GetHlsPlaylist(Guid itemId, int width, string? apiKey)
|
||||
{
|
||||
var trickplayResolutions = await GetTrickplayResolutions(itemId).ConfigureAwait(false);
|
||||
if (trickplayResolutions is not null && trickplayResolutions.TryGetValue(width, out var trickplayInfo))
|
||||
{
|
||||
var builder = new StringBuilder(128);
|
||||
|
||||
if (trickplayInfo.ThumbnailCount > 0)
|
||||
{
|
||||
const string urlFormat = "Trickplay/{0}/{1}.jpg?MediaSourceId={2}&api_key={3}";
|
||||
const string decimalFormat = "{0:0.###}";
|
||||
|
||||
var resolution = $"{trickplayInfo.Width}x{trickplayInfo.Height}";
|
||||
var layout = $"{trickplayInfo.TileWidth}x{trickplayInfo.TileHeight}";
|
||||
var thumbnailsPerTile = trickplayInfo.TileWidth * trickplayInfo.TileHeight;
|
||||
var thumbnailDuration = trickplayInfo.Interval / 1000d;
|
||||
var infDuration = thumbnailDuration * thumbnailsPerTile;
|
||||
var tileCount = (int)Math.Ceiling((decimal)trickplayInfo.ThumbnailCount / thumbnailsPerTile);
|
||||
|
||||
builder
|
||||
.AppendLine("#EXTM3U")
|
||||
.Append("#EXT-X-TARGETDURATION:")
|
||||
.AppendLine(tileCount.ToString(CultureInfo.InvariantCulture))
|
||||
.AppendLine("#EXT-X-VERSION:7")
|
||||
.AppendLine("#EXT-X-MEDIA-SEQUENCE:1")
|
||||
.AppendLine("#EXT-X-PLAYLIST-TYPE:VOD")
|
||||
.AppendLine("#EXT-X-IMAGES-ONLY");
|
||||
|
||||
for (int i = 0; i < tileCount; i++)
|
||||
{
|
||||
// All tiles prior to the last must contain full amount of thumbnails (no black).
|
||||
if (i == tileCount - 1)
|
||||
{
|
||||
thumbnailsPerTile = trickplayInfo.ThumbnailCount - (i * thumbnailsPerTile);
|
||||
infDuration = thumbnailDuration * thumbnailsPerTile;
|
||||
}
|
||||
|
||||
// EXTINF
|
||||
builder
|
||||
.Append("#EXTINF:")
|
||||
.AppendFormat(CultureInfo.InvariantCulture, decimalFormat, infDuration)
|
||||
.AppendLine(",");
|
||||
|
||||
// EXT-X-TILES
|
||||
builder
|
||||
.Append("#EXT-X-TILES:RESOLUTION=")
|
||||
.Append(resolution)
|
||||
.Append(",LAYOUT=")
|
||||
.Append(layout)
|
||||
.Append(",DURATION=")
|
||||
.AppendFormat(CultureInfo.InvariantCulture, decimalFormat, thumbnailDuration)
|
||||
.AppendLine();
|
||||
|
||||
// URL
|
||||
builder
|
||||
.AppendFormat(
|
||||
CultureInfo.InvariantCulture,
|
||||
urlFormat,
|
||||
width.ToString(CultureInfo.InvariantCulture),
|
||||
i.ToString(CultureInfo.InvariantCulture),
|
||||
itemId.ToString("N"),
|
||||
apiKey)
|
||||
.AppendLine();
|
||||
}
|
||||
|
||||
builder.AppendLine("#EXT-X-ENDLIST");
|
||||
return builder.ToString();
|
||||
}
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
|
||||
private string GetTrickplayDirectory(BaseItem item, int? width = null)
|
||||
{
|
||||
var path = Path.Combine(item.GetInternalMetadataPath(), "trickplay");
|
||||
|
||||
return width.HasValue ? Path.Combine(path, width.Value.ToString(CultureInfo.InvariantCulture)) : path;
|
||||
}
|
||||
|
||||
private void MoveDirectory(string source, string destination)
|
||||
{
|
||||
try
|
||||
{
|
||||
Directory.Move(source, destination);
|
||||
}
|
||||
catch (IOException)
|
||||
{
|
||||
// Cross device move requires a copy
|
||||
Directory.CreateDirectory(destination);
|
||||
foreach (string file in Directory.GetFiles(source))
|
||||
{
|
||||
File.Copy(file, Path.Join(destination, Path.GetFileName(file)), true);
|
||||
}
|
||||
|
||||
Directory.Delete(source, true);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,76 @@
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Threading;
|
||||
using System.Threading.Tasks;
|
||||
using Jellyfin.Data.Entities;
|
||||
using MediaBrowser.Controller.Entities;
|
||||
using MediaBrowser.Model.Configuration;
|
||||
|
||||
namespace MediaBrowser.Controller.Trickplay;
|
||||
|
||||
/// <summary>
|
||||
/// Interface ITrickplayManager.
|
||||
/// </summary>
|
||||
public interface ITrickplayManager
|
||||
{
|
||||
/// <summary>
|
||||
/// Generates new trickplay images and metadata.
|
||||
/// </summary>
|
||||
/// <param name="video">The video.</param>
|
||||
/// <param name="replace">Whether or not existing data should be replaced.</param>
|
||||
/// <param name="cancellationToken">CancellationToken to use for operation.</param>
|
||||
/// <returns>Task.</returns>
|
||||
Task RefreshTrickplayDataAsync(Video video, bool replace, CancellationToken cancellationToken);
|
||||
|
||||
/// <summary>
|
||||
/// Creates trickplay tiles out of individual thumbnails.
|
||||
/// </summary>
|
||||
/// <param name="images">Ordered file paths of the thumbnails to be used.</param>
|
||||
/// <param name="width">The width of a single thumbnail.</param>
|
||||
/// <param name="options">The trickplay options.</param>
|
||||
/// <param name="outputDir">The output directory.</param>
|
||||
/// <returns>The associated trickplay information.</returns>
|
||||
/// <remarks>
|
||||
/// The output directory will be DELETED and replaced if it already exists.
|
||||
/// </remarks>
|
||||
TrickplayInfo CreateTiles(List<string> images, int width, TrickplayOptions options, string outputDir);
|
||||
|
||||
/// <summary>
|
||||
/// Get available trickplay resolutions and corresponding info.
|
||||
/// </summary>
|
||||
/// <param name="itemId">The item.</param>
|
||||
/// <returns>Map of width resolutions to trickplay tiles info.</returns>
|
||||
Task<Dictionary<int, TrickplayInfo>> GetTrickplayResolutions(Guid itemId);
|
||||
|
||||
/// <summary>
|
||||
/// Saves trickplay info.
|
||||
/// </summary>
|
||||
/// <param name="info">The trickplay info.</param>
|
||||
/// <returns>Task.</returns>
|
||||
Task SaveTrickplayInfo(TrickplayInfo info);
|
||||
|
||||
/// <summary>
|
||||
/// Gets all trickplay infos for all media streams of an item.
|
||||
/// </summary>
|
||||
/// <param name="item">The item.</param>
|
||||
/// <returns>A map of media source id to a map of tile width to trickplay info.</returns>
|
||||
Task<Dictionary<string, Dictionary<int, TrickplayInfo>>> GetTrickplayManifest(BaseItem item);
|
||||
|
||||
/// <summary>
|
||||
/// Gets the path to a trickplay tile image.
|
||||
/// </summary>
|
||||
/// <param name="item">The item.</param>
|
||||
/// <param name="width">The width of a single thumbnail.</param>
|
||||
/// <param name="index">The tile's index.</param>
|
||||
/// <returns>The absolute path.</returns>
|
||||
string GetTrickplayTilePath(BaseItem item, int width, int index);
|
||||
|
||||
/// <summary>
|
||||
/// Gets the trickplay HLS playlist.
|
||||
/// </summary>
|
||||
/// <param name="itemId">The item.</param>
|
||||
/// <param name="width">The width of a single thumbnail.</param>
|
||||
/// <param name="apiKey">Optional api key of the requesting user.</param>
|
||||
/// <returns>The text content of the .m3u8 playlist.</returns>
|
||||
Task<string?> GetHlsPlaylist(Guid itemId, int width, string? apiKey);
|
||||
}
|
||||
@ -0,0 +1,60 @@
|
||||
using System.Collections.Generic;
|
||||
using System.Diagnostics;
|
||||
|
||||
namespace MediaBrowser.Model.Configuration;
|
||||
|
||||
/// <summary>
|
||||
/// Class TrickplayOptions.
|
||||
/// </summary>
|
||||
public class TrickplayOptions
|
||||
{
|
||||
/// <summary>
|
||||
/// Gets or sets a value indicating whether or not to use HW acceleration.
|
||||
/// </summary>
|
||||
public bool EnableHwAcceleration { get; set; } = false;
|
||||
|
||||
/// <summary>
|
||||
/// Gets or sets the behavior used by trickplay provider on library scan/update.
|
||||
/// </summary>
|
||||
public TrickplayScanBehavior ScanBehavior { get; set; } = TrickplayScanBehavior.NonBlocking;
|
||||
|
||||
/// <summary>
|
||||
/// Gets or sets the process priority for the ffmpeg process.
|
||||
/// </summary>
|
||||
public ProcessPriorityClass ProcessPriority { get; set; } = ProcessPriorityClass.BelowNormal;
|
||||
|
||||
/// <summary>
|
||||
/// Gets or sets the interval, in ms, between each new trickplay image.
|
||||
/// </summary>
|
||||
public int Interval { get; set; } = 10000;
|
||||
|
||||
/// <summary>
|
||||
/// Gets or sets the target width resolutions, in px, to generates preview images for.
|
||||
/// </summary>
|
||||
public int[] WidthResolutions { get; set; } = new[] { 320 };
|
||||
|
||||
/// <summary>
|
||||
/// Gets or sets number of tile images to allow in X dimension.
|
||||
/// </summary>
|
||||
public int TileWidth { get; set; } = 10;
|
||||
|
||||
/// <summary>
|
||||
/// Gets or sets number of tile images to allow in Y dimension.
|
||||
/// </summary>
|
||||
public int TileHeight { get; set; } = 10;
|
||||
|
||||
/// <summary>
|
||||
/// Gets or sets the ffmpeg output quality level.
|
||||
/// </summary>
|
||||
public int Qscale { get; set; } = 4;
|
||||
|
||||
/// <summary>
|
||||
/// Gets or sets the jpeg quality to use for image tiles.
|
||||
/// </summary>
|
||||
public int JpegQuality { get; set; } = 90;
|
||||
|
||||
/// <summary>
|
||||
/// Gets or sets the number of threads to be used by ffmpeg.
|
||||
/// </summary>
|
||||
public int ProcessThreads { get; set; } = 1;
|
||||
}
|
||||
@ -0,0 +1,17 @@
|
||||
namespace MediaBrowser.Model.Configuration;
|
||||
|
||||
/// <summary>
|
||||
/// Enum TrickplayScanBehavior.
|
||||
/// </summary>
|
||||
public enum TrickplayScanBehavior
|
||||
{
|
||||
/// <summary>
|
||||
/// Starts generation, only return once complete.
|
||||
/// </summary>
|
||||
Blocking,
|
||||
|
||||
/// <summary>
|
||||
/// Start generation, return immediately.
|
||||
/// </summary>
|
||||
NonBlocking
|
||||
}
|
||||
@ -0,0 +1,118 @@
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Linq;
|
||||
using System.Threading;
|
||||
using System.Threading.Tasks;
|
||||
using MediaBrowser.Controller.Entities;
|
||||
using MediaBrowser.Controller.Library;
|
||||
using MediaBrowser.Controller.Trickplay;
|
||||
using MediaBrowser.Model.Entities;
|
||||
using MediaBrowser.Model.Globalization;
|
||||
using MediaBrowser.Model.Tasks;
|
||||
using Microsoft.Extensions.Logging;
|
||||
using TagLib.Ape;
|
||||
|
||||
namespace MediaBrowser.Providers.Trickplay;
|
||||
|
||||
/// <summary>
|
||||
/// Class TrickplayImagesTask.
|
||||
/// </summary>
|
||||
public class TrickplayImagesTask : IScheduledTask
|
||||
{
|
||||
private const int QueryPageLimit = 100;
|
||||
|
||||
private readonly ILogger<TrickplayImagesTask> _logger;
|
||||
private readonly ILibraryManager _libraryManager;
|
||||
private readonly ILocalizationManager _localization;
|
||||
private readonly ITrickplayManager _trickplayManager;
|
||||
|
||||
/// <summary>
|
||||
/// Initializes a new instance of the <see cref="TrickplayImagesTask"/> class.
|
||||
/// </summary>
|
||||
/// <param name="logger">The logger.</param>
|
||||
/// <param name="libraryManager">The library manager.</param>
|
||||
/// <param name="localization">The localization manager.</param>
|
||||
/// <param name="trickplayManager">The trickplay manager.</param>
|
||||
public TrickplayImagesTask(
|
||||
ILogger<TrickplayImagesTask> logger,
|
||||
ILibraryManager libraryManager,
|
||||
ILocalizationManager localization,
|
||||
ITrickplayManager trickplayManager)
|
||||
{
|
||||
_libraryManager = libraryManager;
|
||||
_logger = logger;
|
||||
_localization = localization;
|
||||
_trickplayManager = trickplayManager;
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public string Name => _localization.GetLocalizedString("TaskRefreshTrickplayImages");
|
||||
|
||||
/// <inheritdoc />
|
||||
public string Description => _localization.GetLocalizedString("TaskRefreshTrickplayImagesDescription");
|
||||
|
||||
/// <inheritdoc />
|
||||
public string Key => "RefreshTrickplayImages";
|
||||
|
||||
/// <inheritdoc />
|
||||
public string Category => _localization.GetLocalizedString("TasksLibraryCategory");
|
||||
|
||||
/// <inheritdoc />
|
||||
public IEnumerable<TaskTriggerInfo> GetDefaultTriggers()
|
||||
{
|
||||
return new[]
|
||||
{
|
||||
new TaskTriggerInfo
|
||||
{
|
||||
Type = TaskTriggerInfo.TriggerDaily,
|
||||
TimeOfDayTicks = TimeSpan.FromHours(3).Ticks
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
/// <inheritdoc />
|
||||
public async Task ExecuteAsync(IProgress<double> progress, CancellationToken cancellationToken)
|
||||
{
|
||||
var query = new InternalItemsQuery
|
||||
{
|
||||
MediaTypes = new[] { MediaType.Video },
|
||||
SourceTypes = new[] { SourceType.Library },
|
||||
IsVirtualItem = false,
|
||||
IsFolder = false,
|
||||
Recursive = true,
|
||||
Limit = QueryPageLimit
|
||||
};
|
||||
|
||||
var numberOfVideos = _libraryManager.GetCount(query);
|
||||
|
||||
var startIndex = 0;
|
||||
var numComplete = 0;
|
||||
|
||||
while (startIndex < numberOfVideos)
|
||||
{
|
||||
query.StartIndex = startIndex;
|
||||
var videos = _libraryManager.GetItemList(query).OfType<Video>();
|
||||
|
||||
foreach (var video in videos)
|
||||
{
|
||||
cancellationToken.ThrowIfCancellationRequested();
|
||||
|
||||
try
|
||||
{
|
||||
await _trickplayManager.RefreshTrickplayDataAsync(video, false, cancellationToken).ConfigureAwait(false);
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
_logger.LogError(ex, "Error creating trickplay files for {ItemName}", video.Name);
|
||||
}
|
||||
|
||||
numComplete++;
|
||||
progress.Report(100d * numComplete / numberOfVideos);
|
||||
}
|
||||
|
||||
startIndex += QueryPageLimit;
|
||||
}
|
||||
|
||||
progress.Report(100);
|
||||
}
|
||||
}
|
||||
@ -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;
|
||||
}
|
||||
}
|
||||
Loading…
Reference in new issue