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@ -13,7 +13,6 @@ using Jellyfin.Api.Helpers;
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using Jellyfin.Api.Models.PlaybackDtos;
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using Jellyfin.Api.Models.PlaybackDtos;
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using Jellyfin.Api.Models.StreamingDtos;
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using Jellyfin.Api.Models.StreamingDtos;
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using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Devices;
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using MediaBrowser.Controller.Devices;
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using MediaBrowser.Controller.Dlna;
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using MediaBrowser.Controller.Dlna;
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@ -22,7 +21,6 @@ using MediaBrowser.Controller.MediaEncoding;
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using MediaBrowser.Controller.Net;
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using MediaBrowser.Controller.Net;
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using MediaBrowser.Model.Configuration;
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using MediaBrowser.Model.Configuration;
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using MediaBrowser.Model.Dlna;
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using MediaBrowser.Model.Dlna;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.Net;
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using MediaBrowser.Model.Net;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Authorization;
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@ -53,9 +51,9 @@ namespace Jellyfin.Api.Controllers
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private readonly IConfiguration _configuration;
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private readonly IConfiguration _configuration;
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private readonly IDeviceManager _deviceManager;
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private readonly IDeviceManager _deviceManager;
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private readonly TranscodingJobHelper _transcodingJobHelper;
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private readonly TranscodingJobHelper _transcodingJobHelper;
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private readonly INetworkManager _networkManager;
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private readonly ILogger<DynamicHlsController> _logger;
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private readonly ILogger<DynamicHlsController> _logger;
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private readonly EncodingHelper _encodingHelper;
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private readonly EncodingHelper _encodingHelper;
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private readonly DynamicHlsHelper _dynamicHlsHelper;
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private readonly TranscodingJobType _transcodingJobType = TranscodingJobType.Hls;
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private readonly TranscodingJobType _transcodingJobType = TranscodingJobType.Hls;
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@ -74,8 +72,8 @@ namespace Jellyfin.Api.Controllers
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/// <param name="configuration">Instance of the <see cref="IConfiguration"/> interface.</param>
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/// <param name="configuration">Instance of the <see cref="IConfiguration"/> interface.</param>
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/// <param name="deviceManager">Instance of the <see cref="IDeviceManager"/> interface.</param>
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/// <param name="deviceManager">Instance of the <see cref="IDeviceManager"/> interface.</param>
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/// <param name="transcodingJobHelper">Instance of the <see cref="TranscodingJobHelper"/> class.</param>
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/// <param name="transcodingJobHelper">Instance of the <see cref="TranscodingJobHelper"/> class.</param>
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/// <param name="networkManager">Instance of the <see cref="INetworkManager"/> interface.</param>
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/// <param name="logger">Instance of the <see cref="ILogger{DynamicHlsController}"/> interface.</param>
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/// <param name="logger">Instance of the <see cref="ILogger{DynamicHlsController}"/> interface.</param>
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/// <param name="dynamicHlsHelper">Instance of <see cref="DynamicHlsHelper"/>.</param>
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public DynamicHlsController(
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public DynamicHlsController(
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ILibraryManager libraryManager,
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ILibraryManager libraryManager,
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IUserManager userManager,
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IUserManager userManager,
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@ -89,8 +87,8 @@ namespace Jellyfin.Api.Controllers
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IConfiguration configuration,
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IConfiguration configuration,
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IDeviceManager deviceManager,
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IDeviceManager deviceManager,
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TranscodingJobHelper transcodingJobHelper,
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TranscodingJobHelper transcodingJobHelper,
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INetworkManager networkManager,
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ILogger<DynamicHlsController> logger,
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ILogger<DynamicHlsController> logger)
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DynamicHlsHelper dynamicHlsHelper)
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{
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{
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_libraryManager = libraryManager;
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_libraryManager = libraryManager;
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_userManager = userManager;
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_userManager = userManager;
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@ -104,8 +102,8 @@ namespace Jellyfin.Api.Controllers
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_configuration = configuration;
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_configuration = configuration;
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_deviceManager = deviceManager;
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_deviceManager = deviceManager;
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_transcodingJobHelper = transcodingJobHelper;
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_transcodingJobHelper = transcodingJobHelper;
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_networkManager = networkManager;
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_logger = logger;
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_logger = logger;
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_dynamicHlsHelper = dynamicHlsHelper;
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_encodingHelper = new EncodingHelper(_mediaEncoder, _fileSystem, _subtitleEncoder, _configuration);
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_encodingHelper = new EncodingHelper(_mediaEncoder, _fileSystem, _subtitleEncoder, _configuration);
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}
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}
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@ -220,8 +218,6 @@ namespace Jellyfin.Api.Controllers
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[FromQuery] Dictionary<string, string> streamOptions,
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[FromQuery] Dictionary<string, string> streamOptions,
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[FromQuery] bool enableAdaptiveBitrateStreaming = true)
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[FromQuery] bool enableAdaptiveBitrateStreaming = true)
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{
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{
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var isHeadRequest = Request.Method == System.Net.WebRequestMethods.Http.Head;
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var cancellationTokenSource = new CancellationTokenSource();
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var streamingRequest = new HlsVideoRequestDto
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var streamingRequest = new HlsVideoRequestDto
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{
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{
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Id = itemId,
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Id = itemId,
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@ -276,8 +272,7 @@ namespace Jellyfin.Api.Controllers
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EnableAdaptiveBitrateStreaming = enableAdaptiveBitrateStreaming
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EnableAdaptiveBitrateStreaming = enableAdaptiveBitrateStreaming
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};
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};
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return await GetMasterPlaylistInternal(streamingRequest, isHeadRequest, enableAdaptiveBitrateStreaming, cancellationTokenSource)
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return await _dynamicHlsHelper.GetMasterHlsPlaylist(_transcodingJobType, streamingRequest, enableAdaptiveBitrateStreaming).ConfigureAwait(false);
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.ConfigureAwait(false);
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}
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}
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/// <summary>
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/// <summary>
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@ -390,8 +385,6 @@ namespace Jellyfin.Api.Controllers
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[FromQuery] Dictionary<string, string> streamOptions,
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[FromQuery] Dictionary<string, string> streamOptions,
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[FromQuery] bool enableAdaptiveBitrateStreaming = true)
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[FromQuery] bool enableAdaptiveBitrateStreaming = true)
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{
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{
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var isHeadRequest = Request.Method == System.Net.WebRequestMethods.Http.Head;
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var cancellationTokenSource = new CancellationTokenSource();
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var streamingRequest = new HlsAudioRequestDto
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var streamingRequest = new HlsAudioRequestDto
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{
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{
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Id = itemId,
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Id = itemId,
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@ -446,8 +439,7 @@ namespace Jellyfin.Api.Controllers
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EnableAdaptiveBitrateStreaming = enableAdaptiveBitrateStreaming
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EnableAdaptiveBitrateStreaming = enableAdaptiveBitrateStreaming
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};
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};
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return await GetMasterPlaylistInternal(streamingRequest, isHeadRequest, enableAdaptiveBitrateStreaming, cancellationTokenSource)
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return await _dynamicHlsHelper.GetMasterHlsPlaylist(_transcodingJobType, streamingRequest, enableAdaptiveBitrateStreaming).ConfigureAwait(false);
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.ConfigureAwait(false);
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}
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}
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/// <summary>
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/// <summary>
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@ -1118,106 +1110,6 @@ namespace Jellyfin.Api.Controllers
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.ConfigureAwait(false);
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.ConfigureAwait(false);
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}
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}
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private async Task<ActionResult> GetMasterPlaylistInternal(
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StreamingRequestDto streamingRequest,
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bool isHeadRequest,
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bool enableAdaptiveBitrateStreaming,
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CancellationTokenSource cancellationTokenSource)
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{
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using var state = await StreamingHelpers.GetStreamingState(
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streamingRequest,
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Request,
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_authContext,
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_mediaSourceManager,
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_userManager,
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_libraryManager,
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_serverConfigurationManager,
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_mediaEncoder,
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_fileSystem,
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_subtitleEncoder,
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_configuration,
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_dlnaManager,
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_deviceManager,
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_transcodingJobHelper,
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_transcodingJobType,
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cancellationTokenSource.Token)
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.ConfigureAwait(false);
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Response.Headers.Add(HeaderNames.Expires, "0");
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if (isHeadRequest)
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{
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return new FileContentResult(Array.Empty<byte>(), MimeTypes.GetMimeType("playlist.m3u8"));
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}
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var totalBitrate = state.OutputAudioBitrate ?? 0 + state.OutputVideoBitrate ?? 0;
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var builder = new StringBuilder();
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builder.AppendLine("#EXTM3U");
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var isLiveStream = state.IsSegmentedLiveStream;
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var queryString = Request.QueryString.ToString();
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// from universal audio service
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if (queryString.IndexOf("SegmentContainer", StringComparison.OrdinalIgnoreCase) == -1 && !string.IsNullOrWhiteSpace(state.Request.SegmentContainer))
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{
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queryString += "&SegmentContainer=" + state.Request.SegmentContainer;
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}
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// from universal audio service
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if (!string.IsNullOrWhiteSpace(state.Request.TranscodeReasons) && queryString.IndexOf("TranscodeReasons=", StringComparison.OrdinalIgnoreCase) == -1)
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{
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queryString += "&TranscodeReasons=" + state.Request.TranscodeReasons;
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}
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// Main stream
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var playlistUrl = isLiveStream ? "live.m3u8" : "main.m3u8";
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playlistUrl += queryString;
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var subtitleStreams = state.MediaSource
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.MediaStreams
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.Where(i => i.IsTextSubtitleStream)
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.ToList();
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var subtitleGroup = subtitleStreams.Count > 0 && (state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Hls || state.VideoRequest!.EnableSubtitlesInManifest)
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? "subs"
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: null;
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// If we're burning in subtitles then don't add additional subs to the manifest
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if (state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode)
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{
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subtitleGroup = null;
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}
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if (!string.IsNullOrWhiteSpace(subtitleGroup))
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{
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AddSubtitles(state, subtitleStreams, builder);
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}
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AppendPlaylist(builder, state, playlistUrl, totalBitrate, subtitleGroup);
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if (EnableAdaptiveBitrateStreaming(state, isLiveStream, enableAdaptiveBitrateStreaming))
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{
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var requestedVideoBitrate = state.VideoRequest == null ? 0 : state.VideoRequest.VideoBitRate ?? 0;
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// By default, vary by just 200k
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var variation = GetBitrateVariation(totalBitrate);
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var newBitrate = totalBitrate - variation;
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var variantUrl = ReplaceBitrate(playlistUrl, requestedVideoBitrate, requestedVideoBitrate - variation);
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AppendPlaylist(builder, state, variantUrl, newBitrate, subtitleGroup);
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variation *= 2;
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newBitrate = totalBitrate - variation;
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variantUrl = ReplaceBitrate(playlistUrl, requestedVideoBitrate, requestedVideoBitrate - variation);
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AppendPlaylist(builder, state, variantUrl, newBitrate, subtitleGroup);
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}
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return new FileContentResult(Encoding.UTF8.GetBytes(builder.ToString()), MimeTypes.GetMimeType("playlist.m3u8"));
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}
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private async Task<ActionResult> GetVariantPlaylistInternal(StreamingRequestDto streamingRequest, string name, CancellationTokenSource cancellationTokenSource)
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private async Task<ActionResult> GetVariantPlaylistInternal(StreamingRequestDto streamingRequest, string name, CancellationTokenSource cancellationTokenSource)
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{
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{
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using var state = await StreamingHelpers.GetStreamingState(
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using var state = await StreamingHelpers.GetStreamingState(
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@ -1411,330 +1303,6 @@ namespace Jellyfin.Api.Controllers
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return await GetSegmentResult(state, playlistPath, segmentPath, segmentExtension, segmentId, job, cancellationToken).ConfigureAwait(false);
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return await GetSegmentResult(state, playlistPath, segmentPath, segmentExtension, segmentId, job, cancellationToken).ConfigureAwait(false);
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}
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}
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private void AddSubtitles(StreamState state, IEnumerable<MediaStream> subtitles, StringBuilder builder)
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{
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var selectedIndex = state.SubtitleStream == null || state.SubtitleDeliveryMethod != SubtitleDeliveryMethod.Hls ? (int?)null : state.SubtitleStream.Index;
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const string Format = "#EXT-X-MEDIA:TYPE=SUBTITLES,GROUP-ID=\"subs\",NAME=\"{0}\",DEFAULT={1},FORCED={2},AUTOSELECT=YES,URI=\"{3}\",LANGUAGE=\"{4}\"";
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foreach (var stream in subtitles)
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{
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var name = stream.DisplayTitle;
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
var isDefault = selectedIndex.HasValue && selectedIndex.Value == stream.Index;
|
|
|
|
|
|
|
|
var isForced = stream.IsForced;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
var url = string.Format(
|
|
|
|
|
|
|
|
CultureInfo.InvariantCulture,
|
|
|
|
|
|
|
|
"{0}/Subtitles/{1}/subtitles.m3u8?SegmentLength={2}&api_key={3}",
|
|
|
|
|
|
|
|
state.Request.MediaSourceId,
|
|
|
|
|
|
|
|
stream.Index.ToString(CultureInfo.InvariantCulture),
|
|
|
|
|
|
|
|
30.ToString(CultureInfo.InvariantCulture),
|
|
|
|
|
|
|
|
ClaimHelpers.GetToken(Request.HttpContext.User));
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
var line = string.Format(
|
|
|
|
|
|
|
|
CultureInfo.InvariantCulture,
|
|
|
|
|
|
|
|
Format,
|
|
|
|
|
|
|
|
name,
|
|
|
|
|
|
|
|
isDefault ? "YES" : "NO",
|
|
|
|
|
|
|
|
isForced ? "YES" : "NO",
|
|
|
|
|
|
|
|
url,
|
|
|
|
|
|
|
|
stream.Language ?? "Unknown");
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
builder.AppendLine(line);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
private void AppendPlaylist(StringBuilder builder, StreamState state, string url, int bitrate, string? subtitleGroup)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
builder.Append("#EXT-X-STREAM-INF:BANDWIDTH=")
|
|
|
|
|
|
|
|
.Append(bitrate.ToString(CultureInfo.InvariantCulture))
|
|
|
|
|
|
|
|
.Append(",AVERAGE-BANDWIDTH=")
|
|
|
|
|
|
|
|
.Append(bitrate.ToString(CultureInfo.InvariantCulture));
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
AppendPlaylistCodecsField(builder, state);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
AppendPlaylistResolutionField(builder, state);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
AppendPlaylistFramerateField(builder, state);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (!string.IsNullOrWhiteSpace(subtitleGroup))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
builder.Append(",SUBTITLES=\"")
|
|
|
|
|
|
|
|
.Append(subtitleGroup)
|
|
|
|
|
|
|
|
.Append('"');
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
builder.Append(Environment.NewLine);
|
|
|
|
|
|
|
|
builder.AppendLine(url);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Appends a CODECS field containing formatted strings of
|
|
|
|
|
|
|
|
/// the active streams output video and audio codecs.
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <seealso cref="AppendPlaylist(StringBuilder, StreamState, string, int, string)"/>
|
|
|
|
|
|
|
|
/// <seealso cref="GetPlaylistVideoCodecs(StreamState, string, int)"/>
|
|
|
|
|
|
|
|
/// <seealso cref="GetPlaylistAudioCodecs(StreamState)"/>
|
|
|
|
|
|
|
|
/// <param name="builder">StringBuilder to append the field to.</param>
|
|
|
|
|
|
|
|
/// <param name="state">StreamState of the current stream.</param>
|
|
|
|
|
|
|
|
private void AppendPlaylistCodecsField(StringBuilder builder, StreamState state)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
// Video
|
|
|
|
|
|
|
|
string videoCodecs = string.Empty;
|
|
|
|
|
|
|
|
int? videoCodecLevel = GetOutputVideoCodecLevel(state);
|
|
|
|
|
|
|
|
if (!string.IsNullOrEmpty(state.ActualOutputVideoCodec) && videoCodecLevel.HasValue)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
videoCodecs = GetPlaylistVideoCodecs(state, state.ActualOutputVideoCodec, videoCodecLevel.Value);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// Audio
|
|
|
|
|
|
|
|
string audioCodecs = string.Empty;
|
|
|
|
|
|
|
|
if (!string.IsNullOrEmpty(state.ActualOutputAudioCodec))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
audioCodecs = GetPlaylistAudioCodecs(state);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
StringBuilder codecs = new StringBuilder();
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
codecs.Append(videoCodecs);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (!string.IsNullOrEmpty(videoCodecs) && !string.IsNullOrEmpty(audioCodecs))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
codecs.Append(',');
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
codecs.Append(audioCodecs);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (codecs.Length > 1)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
builder.Append(",CODECS=\"")
|
|
|
|
|
|
|
|
.Append(codecs)
|
|
|
|
|
|
|
|
.Append('"');
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Appends a RESOLUTION field containing the resolution of the output stream.
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <seealso cref="AppendPlaylist(StringBuilder, StreamState, string, int, string)"/>
|
|
|
|
|
|
|
|
/// <param name="builder">StringBuilder to append the field to.</param>
|
|
|
|
|
|
|
|
/// <param name="state">StreamState of the current stream.</param>
|
|
|
|
|
|
|
|
private void AppendPlaylistResolutionField(StringBuilder builder, StreamState state)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
if (state.OutputWidth.HasValue && state.OutputHeight.HasValue)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
builder.Append(",RESOLUTION=")
|
|
|
|
|
|
|
|
.Append(state.OutputWidth.GetValueOrDefault())
|
|
|
|
|
|
|
|
.Append('x')
|
|
|
|
|
|
|
|
.Append(state.OutputHeight.GetValueOrDefault());
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Appends a FRAME-RATE field containing the framerate of the output stream.
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <seealso cref="AppendPlaylist(StringBuilder, StreamState, string, int, string)"/>
|
|
|
|
|
|
|
|
/// <param name="builder">StringBuilder to append the field to.</param>
|
|
|
|
|
|
|
|
/// <param name="state">StreamState of the current stream.</param>
|
|
|
|
|
|
|
|
private void AppendPlaylistFramerateField(StringBuilder builder, StreamState state)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
double? framerate = null;
|
|
|
|
|
|
|
|
if (state.TargetFramerate.HasValue)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
framerate = Math.Round(state.TargetFramerate.GetValueOrDefault(), 3);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
else if (state.VideoStream?.RealFrameRate != null)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
framerate = Math.Round(state.VideoStream.RealFrameRate.GetValueOrDefault(), 3);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (framerate.HasValue)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
builder.Append(",FRAME-RATE=")
|
|
|
|
|
|
|
|
.Append(framerate.Value);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
private bool EnableAdaptiveBitrateStreaming(StreamState state, bool isLiveStream, bool enableAdaptiveBitrateStreaming)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
// Within the local network this will likely do more harm than good.
|
|
|
|
|
|
|
|
var ip = RequestHelpers.NormalizeIp(Request.HttpContext.Connection.RemoteIpAddress).ToString();
|
|
|
|
|
|
|
|
if (_networkManager.IsInLocalNetwork(ip))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (!enableAdaptiveBitrateStreaming)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (isLiveStream || string.IsNullOrWhiteSpace(state.MediaPath))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
// Opening live streams is so slow it's not even worth it
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (EncodingHelper.IsCopyCodec(state.OutputVideoCodec))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (EncodingHelper.IsCopyCodec(state.OutputAudioCodec))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (!state.IsOutputVideo)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// Having problems in android
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
// return state.VideoRequest.VideoBitRate.HasValue;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Get the H.26X level of the output video stream.
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <param name="state">StreamState of the current stream.</param>
|
|
|
|
|
|
|
|
/// <returns>H.26X level of the output video stream.</returns>
|
|
|
|
|
|
|
|
private int? GetOutputVideoCodecLevel(StreamState state)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
string? levelString;
|
|
|
|
|
|
|
|
if (EncodingHelper.IsCopyCodec(state.OutputVideoCodec)
|
|
|
|
|
|
|
|
&& state.VideoStream.Level.HasValue)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
levelString = state.VideoStream?.Level.ToString();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
else
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
levelString = state.GetRequestedLevel(state.ActualOutputVideoCodec);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (int.TryParse(levelString, NumberStyles.Integer, CultureInfo.InvariantCulture, out var parsedLevel))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return parsedLevel;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
return null;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Gets a formatted string of the output audio codec, for use in the CODECS field.
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <seealso cref="AppendPlaylistCodecsField(StringBuilder, StreamState)"/>
|
|
|
|
|
|
|
|
/// <seealso cref="GetPlaylistVideoCodecs(StreamState, string, int)"/>
|
|
|
|
|
|
|
|
/// <param name="state">StreamState of the current stream.</param>
|
|
|
|
|
|
|
|
/// <returns>Formatted audio codec string.</returns>
|
|
|
|
|
|
|
|
private string GetPlaylistAudioCodecs(StreamState state)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
if (string.Equals(state.ActualOutputAudioCodec, "aac", StringComparison.OrdinalIgnoreCase))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
string? profile = state.GetRequestedProfiles("aac").FirstOrDefault();
|
|
|
|
|
|
|
|
return HlsCodecStringHelpers.GetAACString(profile);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (string.Equals(state.ActualOutputAudioCodec, "mp3", StringComparison.OrdinalIgnoreCase))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return HlsCodecStringHelpers.GetMP3String();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (string.Equals(state.ActualOutputAudioCodec, "ac3", StringComparison.OrdinalIgnoreCase))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return HlsCodecStringHelpers.GetAC3String();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (string.Equals(state.ActualOutputAudioCodec, "eac3", StringComparison.OrdinalIgnoreCase))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return HlsCodecStringHelpers.GetEAC3String();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
return string.Empty;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Gets a formatted string of the output video codec, for use in the CODECS field.
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <seealso cref="AppendPlaylistCodecsField(StringBuilder, StreamState)"/>
|
|
|
|
|
|
|
|
/// <seealso cref="GetPlaylistAudioCodecs(StreamState)"/>
|
|
|
|
|
|
|
|
/// <param name="state">StreamState of the current stream.</param>
|
|
|
|
|
|
|
|
/// <param name="codec">Video codec.</param>
|
|
|
|
|
|
|
|
/// <param name="level">Video level.</param>
|
|
|
|
|
|
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/// <returns>Formatted video codec string.</returns>
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private string GetPlaylistVideoCodecs(StreamState state, string codec, int level)
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{
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if (level == 0)
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{
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// This is 0 when there's no requested H.26X level in the device profile
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// and the source is not encoded in H.26X
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_logger.LogError("Got invalid H.26X level when building CODECS field for HLS master playlist");
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return string.Empty;
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}
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if (string.Equals(codec, "h264", StringComparison.OrdinalIgnoreCase))
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{
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string profile = state.GetRequestedProfiles("h264").FirstOrDefault();
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return HlsCodecStringHelpers.GetH264String(profile, level);
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}
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if (string.Equals(codec, "h265", StringComparison.OrdinalIgnoreCase)
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|| string.Equals(codec, "hevc", StringComparison.OrdinalIgnoreCase))
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{
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string profile = state.GetRequestedProfiles("h265").FirstOrDefault();
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return HlsCodecStringHelpers.GetH265String(profile, level);
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}
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return string.Empty;
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}
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private int GetBitrateVariation(int bitrate)
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{
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// By default, vary by just 50k
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var variation = 50000;
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if (bitrate >= 10000000)
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{
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variation = 2000000;
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}
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else if (bitrate >= 5000000)
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{
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variation = 1500000;
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}
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else if (bitrate >= 3000000)
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{
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variation = 1000000;
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}
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else if (bitrate >= 2000000)
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{
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variation = 500000;
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}
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else if (bitrate >= 1000000)
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{
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variation = 300000;
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}
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else if (bitrate >= 600000)
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{
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variation = 200000;
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}
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else if (bitrate >= 400000)
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{
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variation = 100000;
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}
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return variation;
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}
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private string ReplaceBitrate(string url, int oldValue, int newValue)
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{
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return url.Replace(
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"videobitrate=" + oldValue.ToString(CultureInfo.InvariantCulture),
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"videobitrate=" + newValue.ToString(CultureInfo.InvariantCulture),
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StringComparison.OrdinalIgnoreCase);
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}
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private double[] GetSegmentLengths(StreamState state)
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private double[] GetSegmentLengths(StreamState state)
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{
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{
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var result = new List<double>();
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var result = new List<double>();
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@ -2089,7 +1657,7 @@ namespace Jellyfin.Api.Controllers
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return Task.CompletedTask;
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return Task.CompletedTask;
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});
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});
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return FileStreamResponseHelpers.GetStaticFileResult(segmentPath, MimeTypes.GetMimeType(segmentPath)!, false, this);
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return FileStreamResponseHelpers.GetStaticFileResult(segmentPath, MimeTypes.GetMimeType(segmentPath)!, false, HttpContext);
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}
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}
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private long GetEndPositionTicks(StreamState state, int requestedIndex)
|
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|
private long GetEndPositionTicks(StreamState state, int requestedIndex)
|
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|