diff options
Diffstat (limited to 'Jellyfin.Api/Helpers/DynamicHlsHelper.cs')
| -rw-r--r-- | Jellyfin.Api/Helpers/DynamicHlsHelper.cs | 85 |
1 files changed, 50 insertions, 35 deletions
diff --git a/Jellyfin.Api/Helpers/DynamicHlsHelper.cs b/Jellyfin.Api/Helpers/DynamicHlsHelper.cs index fe602fba3..24082fcff 100644 --- a/Jellyfin.Api/Helpers/DynamicHlsHelper.cs +++ b/Jellyfin.Api/Helpers/DynamicHlsHelper.cs @@ -9,6 +9,7 @@ using System.Threading; using System.Threading.Tasks; using Jellyfin.Api.Extensions; using Jellyfin.Api.Models.StreamingDtos; +using Jellyfin.Data.Entities; using Jellyfin.Data.Enums; using Jellyfin.Extensions; using MediaBrowser.Common.Configuration; @@ -19,6 +20,7 @@ using MediaBrowser.Controller.Devices; using MediaBrowser.Controller.Dlna; using MediaBrowser.Controller.Library; using MediaBrowser.Controller.MediaEncoding; +using MediaBrowser.Controller.Trickplay; using MediaBrowser.Model.Dlna; using MediaBrowser.Model.Entities; using MediaBrowser.Model.Net; @@ -46,6 +48,7 @@ public class DynamicHlsHelper private readonly ILogger<DynamicHlsHelper> _logger; private readonly IHttpContextAccessor _httpContextAccessor; private readonly EncodingHelper _encodingHelper; + private readonly ITrickplayManager _trickplayManager; /// <summary> /// Initializes a new instance of the <see cref="DynamicHlsHelper"/> class. @@ -62,6 +65,7 @@ public class DynamicHlsHelper /// <param name="logger">Instance of the <see cref="ILogger{DynamicHlsHelper}"/> interface.</param> /// <param name="httpContextAccessor">Instance of the <see cref="IHttpContextAccessor"/> interface.</param> /// <param name="encodingHelper">Instance of <see cref="EncodingHelper"/>.</param> + /// <param name="trickplayManager">Instance of <see cref="ITrickplayManager"/>.</param> public DynamicHlsHelper( ILibraryManager libraryManager, IUserManager userManager, @@ -74,7 +78,8 @@ public class DynamicHlsHelper INetworkManager networkManager, ILogger<DynamicHlsHelper> logger, IHttpContextAccessor httpContextAccessor, - EncodingHelper encodingHelper) + EncodingHelper encodingHelper, + ITrickplayManager trickplayManager) { _libraryManager = libraryManager; _userManager = userManager; @@ -88,6 +93,7 @@ public class DynamicHlsHelper _logger = logger; _httpContextAccessor = httpContextAccessor; _encodingHelper = encodingHelper; + _trickplayManager = trickplayManager; } /// <summary> @@ -200,13 +206,6 @@ public class DynamicHlsHelper if (state.VideoStream is not null && state.VideoRequest is not null) { - // Provide a workaround for the case issue between flac and fLaC. - var flacWaPlaylist = ApplyFlacCaseWorkaround(state, basicPlaylist.ToString()); - if (!string.IsNullOrEmpty(flacWaPlaylist)) - { - builder.Append(flacWaPlaylist); - } - var encodingOptions = _serverConfigurationManager.GetEncodingOptions(); // Provide SDR HEVC entrance for backward compatibility. @@ -236,14 +235,7 @@ public class DynamicHlsHelper } var sdrTotalBitrate = sdrOutputAudioBitrate + sdrOutputVideoBitrate; - var sdrPlaylist = AppendPlaylist(builder, state, sdrVideoUrl, sdrTotalBitrate, subtitleGroup); - - // Provide a workaround for the case issue between flac and fLaC. - flacWaPlaylist = ApplyFlacCaseWorkaround(state, sdrPlaylist.ToString()); - if (!string.IsNullOrEmpty(flacWaPlaylist)) - { - builder.Append(flacWaPlaylist); - } + AppendPlaylist(builder, state, sdrVideoUrl, sdrTotalBitrate, subtitleGroup); // Restore the video codec state.OutputVideoCodec = "copy"; @@ -274,13 +266,6 @@ public class DynamicHlsHelper state.VideoStream.Level = originalLevel; var newPlaylist = ReplacePlaylistCodecsField(basicPlaylist, playlistCodecsField, newPlaylistCodecsField); builder.Append(newPlaylist); - - // Provide a workaround for the case issue between flac and fLaC. - flacWaPlaylist = ApplyFlacCaseWorkaround(state, newPlaylist); - if (!string.IsNullOrEmpty(flacWaPlaylist)) - { - builder.Append(flacWaPlaylist); - } } } @@ -301,6 +286,13 @@ public class DynamicHlsHelper AppendPlaylist(builder, state, variantUrl, newBitrate, subtitleGroup); } + if (!isLiveStream && (state.VideoRequest?.EnableTrickplay ?? false)) + { + var sourceId = Guid.Parse(state.Request.MediaSourceId); + var trickplayResolutions = await _trickplayManager.GetTrickplayResolutions(sourceId).ConfigureAwait(false); + AddTrickplay(state, trickplayResolutions, builder, _httpContextAccessor.HttpContext.User); + } + return new FileContentResult(Encoding.UTF8.GetBytes(builder.ToString()), MimeTypes.GetMimeType("playlist.m3u8")); } @@ -530,6 +522,41 @@ public class DynamicHlsHelper } /// <summary> + /// Appends EXT-X-IMAGE-STREAM-INF playlists for each available trickplay resolution. + /// </summary> + /// <param name="state">StreamState of the current stream.</param> + /// <param name="trickplayResolutions">Dictionary of widths to corresponding tiles info.</param> + /// <param name="builder">StringBuilder to append the field to.</param> + /// <param name="user">Http user context.</param> + private void AddTrickplay(StreamState state, Dictionary<int, TrickplayInfo> trickplayResolutions, StringBuilder builder, ClaimsPrincipal user) + { + const string playlistFormat = "#EXT-X-IMAGE-STREAM-INF:BANDWIDTH={0},RESOLUTION={1}x{2},CODECS=\"jpeg\",URI=\"{3}\""; + + foreach (var resolution in trickplayResolutions) + { + var width = resolution.Key; + var trickplayInfo = resolution.Value; + + var url = string.Format( + CultureInfo.InvariantCulture, + "Trickplay/{0}/tiles.m3u8?MediaSourceId={1}&api_key={2}", + width.ToString(CultureInfo.InvariantCulture), + state.Request.MediaSourceId, + user.GetToken()); + + builder.AppendFormat( + CultureInfo.InvariantCulture, + playlistFormat, + trickplayInfo.Bandwidth.ToString(CultureInfo.InvariantCulture), + trickplayInfo.Width.ToString(CultureInfo.InvariantCulture), + trickplayInfo.Height.ToString(CultureInfo.InvariantCulture), + url); + + builder.AppendLine(); + } + } + + /// <summary> /// Get the H.26X level of the output video stream. /// </summary> /// <param name="state">StreamState of the current stream.</param> @@ -767,16 +794,4 @@ public class DynamicHlsHelper newValue.ToString(), StringComparison.Ordinal); } - - private string ApplyFlacCaseWorkaround(StreamState state, string srcPlaylist) - { - if (!string.Equals(state.ActualOutputAudioCodec, "flac", StringComparison.OrdinalIgnoreCase)) - { - return string.Empty; - } - - var newPlaylist = srcPlaylist.Replace(",flac\"", ",fLaC\"", StringComparison.Ordinal); - - return newPlaylist.Contains(",fLaC\"", StringComparison.Ordinal) ? newPlaylist : string.Empty; - } } |