377 lines
15 KiB
C#
377 lines
15 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using System.Threading.Tasks;
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using MediaBrowser.Api.Playback.Hls;
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using MediaBrowser.Api.Playback.Progressive;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Devices;
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using MediaBrowser.Controller.Dlna;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.MediaEncoding;
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using MediaBrowser.Controller.Net;
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using MediaBrowser.Model.Dlna;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.MediaInfo;
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using MediaBrowser.Model.Serialization;
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using MediaBrowser.Model.Services;
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using Microsoft.Extensions.Logging;
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namespace MediaBrowser.Api.Playback
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{
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public class BaseUniversalRequest
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{
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/// <summary>
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/// Gets or sets the id.
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/// </summary>
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/// <value>The id.</value>
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[ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
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public Guid Id { get; set; }
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[ApiMember(Name = "MediaSourceId", Description = "The media version id, if playing an alternate version", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
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public string MediaSourceId { get; set; }
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[ApiMember(Name = "DeviceId", Description = "The device id of the client requesting. Used to stop encoding processes when needed.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public string DeviceId { get; set; }
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public Guid UserId { get; set; }
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public string AudioCodec { get; set; }
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public string Container { get; set; }
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public int? MaxAudioChannels { get; set; }
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public int? TranscodingAudioChannels { get; set; }
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public long? MaxStreamingBitrate { get; set; }
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[ApiMember(Name = "StartTimeTicks", Description = "Optional. Specify a starting offset, in ticks. 1 tick = 10000 ms", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")]
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public long? StartTimeTicks { get; set; }
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public string TranscodingContainer { get; set; }
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public string TranscodingProtocol { get; set; }
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public int? MaxAudioSampleRate { get; set; }
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public int? MaxAudioBitDepth { get; set; }
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public bool EnableRedirection { get; set; }
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public bool EnableRemoteMedia { get; set; }
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public bool BreakOnNonKeyFrames { get; set; }
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public BaseUniversalRequest()
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{
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EnableRedirection = true;
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}
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}
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[Route("/Audio/{Id}/universal.{Container}", "GET", Summary = "Gets an audio stream")]
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[Route("/Audio/{Id}/universal", "GET", Summary = "Gets an audio stream")]
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[Route("/Audio/{Id}/universal.{Container}", "HEAD", Summary = "Gets an audio stream")]
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[Route("/Audio/{Id}/universal", "HEAD", Summary = "Gets an audio stream")]
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public class GetUniversalAudioStream : BaseUniversalRequest
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{
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}
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[Authenticated]
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public class UniversalAudioService : BaseApiService
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{
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private readonly ILoggerFactory _loggerFactory;
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private readonly EncodingHelper _encodingHelper;
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public UniversalAudioService(
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ILogger<UniversalAudioService> logger,
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IServerConfigurationManager serverConfigurationManager,
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IHttpResultFactory httpResultFactory,
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IHttpClient httpClient,
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IUserManager userManager,
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ILibraryManager libraryManager,
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IIsoManager isoManager,
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IMediaEncoder mediaEncoder,
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IFileSystem fileSystem,
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IDlnaManager dlnaManager,
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IDeviceManager deviceManager,
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IMediaSourceManager mediaSourceManager,
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IJsonSerializer jsonSerializer,
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IAuthorizationContext authorizationContext,
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INetworkManager networkManager,
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EncodingHelper encodingHelper)
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: base(logger, serverConfigurationManager, httpResultFactory)
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{
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HttpClient = httpClient;
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UserManager = userManager;
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LibraryManager = libraryManager;
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IsoManager = isoManager;
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MediaEncoder = mediaEncoder;
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FileSystem = fileSystem;
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DlnaManager = dlnaManager;
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DeviceManager = deviceManager;
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MediaSourceManager = mediaSourceManager;
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JsonSerializer = jsonSerializer;
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AuthorizationContext = authorizationContext;
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NetworkManager = networkManager;
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_encodingHelper = encodingHelper;
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}
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protected IHttpClient HttpClient { get; private set; }
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protected IUserManager UserManager { get; private set; }
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protected ILibraryManager LibraryManager { get; private set; }
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protected IIsoManager IsoManager { get; private set; }
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protected IMediaEncoder MediaEncoder { get; private set; }
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protected IFileSystem FileSystem { get; private set; }
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protected IDlnaManager DlnaManager { get; private set; }
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protected IDeviceManager DeviceManager { get; private set; }
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protected IMediaSourceManager MediaSourceManager { get; private set; }
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protected IJsonSerializer JsonSerializer { get; private set; }
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protected IAuthorizationContext AuthorizationContext { get; private set; }
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protected INetworkManager NetworkManager { get; private set; }
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public Task<object> Get(GetUniversalAudioStream request)
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{
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return GetUniversalStream(request, false);
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}
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public Task<object> Head(GetUniversalAudioStream request)
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{
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return GetUniversalStream(request, true);
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}
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private DeviceProfile GetDeviceProfile(GetUniversalAudioStream request)
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{
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var deviceProfile = new DeviceProfile();
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var directPlayProfiles = new List<DirectPlayProfile>();
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var containers = (request.Container ?? string.Empty).Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
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foreach (var container in containers)
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{
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var parts = container.Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
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var audioCodecs = parts.Length == 1 ? null : string.Join(",", parts.Skip(1).ToArray());
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directPlayProfiles.Add(new DirectPlayProfile
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{
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Type = DlnaProfileType.Audio,
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Container = parts[0],
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AudioCodec = audioCodecs
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});
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}
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deviceProfile.DirectPlayProfiles = directPlayProfiles.ToArray();
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deviceProfile.TranscodingProfiles = new[]
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{
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new TranscodingProfile
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{
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Type = DlnaProfileType.Audio,
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Context = EncodingContext.Streaming,
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Container = request.TranscodingContainer,
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AudioCodec = request.AudioCodec,
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Protocol = request.TranscodingProtocol,
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BreakOnNonKeyFrames = request.BreakOnNonKeyFrames,
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MaxAudioChannels = request.TranscodingAudioChannels.HasValue ? request.TranscodingAudioChannels.Value.ToString(CultureInfo.InvariantCulture) : null
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}
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};
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var codecProfiles = new List<CodecProfile>();
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var conditions = new List<ProfileCondition>();
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if (request.MaxAudioSampleRate.HasValue)
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{
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// codec profile
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conditions.Add(new ProfileCondition
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{
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Condition = ProfileConditionType.LessThanEqual,
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IsRequired = false,
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Property = ProfileConditionValue.AudioSampleRate,
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Value = request.MaxAudioSampleRate.Value.ToString(CultureInfo.InvariantCulture)
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});
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}
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if (request.MaxAudioBitDepth.HasValue)
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{
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// codec profile
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conditions.Add(new ProfileCondition
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{
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Condition = ProfileConditionType.LessThanEqual,
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IsRequired = false,
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Property = ProfileConditionValue.AudioBitDepth,
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Value = request.MaxAudioBitDepth.Value.ToString(CultureInfo.InvariantCulture)
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});
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}
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if (request.MaxAudioChannels.HasValue)
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{
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// codec profile
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conditions.Add(new ProfileCondition
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{
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Condition = ProfileConditionType.LessThanEqual,
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IsRequired = false,
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Property = ProfileConditionValue.AudioChannels,
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Value = request.MaxAudioChannels.Value.ToString(CultureInfo.InvariantCulture)
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});
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}
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if (conditions.Count > 0)
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{
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// codec profile
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codecProfiles.Add(new CodecProfile
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{
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Type = CodecType.Audio,
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Container = request.Container,
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Conditions = conditions.ToArray()
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});
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}
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deviceProfile.CodecProfiles = codecProfiles.ToArray();
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return deviceProfile;
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}
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private async Task<object> GetUniversalStream(GetUniversalAudioStream request, bool isHeadRequest)
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{
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var deviceProfile = GetDeviceProfile(request);
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AuthorizationContext.GetAuthorizationInfo(Request).DeviceId = request.DeviceId;
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var mediaInfoService = new MediaInfoService(
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Logger,
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ServerConfigurationManager,
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ResultFactory,
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MediaSourceManager,
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DeviceManager,
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LibraryManager,
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NetworkManager,
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MediaEncoder,
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UserManager,
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JsonSerializer,
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AuthorizationContext)
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{
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Request = Request
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};
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var playbackInfoResult = await mediaInfoService.GetPlaybackInfo(new GetPostedPlaybackInfo
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{
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Id = request.Id,
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MaxAudioChannels = request.MaxAudioChannels,
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MaxStreamingBitrate = request.MaxStreamingBitrate,
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StartTimeTicks = request.StartTimeTicks,
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UserId = request.UserId,
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DeviceProfile = deviceProfile,
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MediaSourceId = request.MediaSourceId
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}).ConfigureAwait(false);
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var mediaSource = playbackInfoResult.MediaSources[0];
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if (mediaSource.SupportsDirectPlay && mediaSource.Protocol == MediaProtocol.Http)
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{
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if (request.EnableRedirection)
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{
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if (mediaSource.IsRemote && request.EnableRemoteMedia)
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{
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return ResultFactory.GetRedirectResult(mediaSource.Path);
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}
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}
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}
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var isStatic = mediaSource.SupportsDirectStream;
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if (!isStatic && string.Equals(mediaSource.TranscodingSubProtocol, "hls", StringComparison.OrdinalIgnoreCase))
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{
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var service = new DynamicHlsService(
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Logger,
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ServerConfigurationManager,
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ResultFactory,
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UserManager,
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LibraryManager,
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IsoManager,
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MediaEncoder,
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FileSystem,
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DlnaManager,
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DeviceManager,
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MediaSourceManager,
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JsonSerializer,
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AuthorizationContext,
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NetworkManager,
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_encodingHelper)
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{
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Request = Request
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};
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var transcodingProfile = deviceProfile.TranscodingProfiles[0];
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var newRequest = new GetMasterHlsAudioPlaylist
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{
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AudioBitRate = isStatic ? (int?)null : Convert.ToInt32(Math.Min(request.MaxStreamingBitrate ?? 192000, int.MaxValue)),
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AudioCodec = transcodingProfile.AudioCodec,
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Container = ".m3u8",
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DeviceId = request.DeviceId,
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Id = request.Id,
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MaxAudioChannels = request.MaxAudioChannels,
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MediaSourceId = mediaSource.Id,
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PlaySessionId = playbackInfoResult.PlaySessionId,
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StartTimeTicks = request.StartTimeTicks,
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Static = isStatic,
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SegmentContainer = request.TranscodingContainer,
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AudioSampleRate = request.MaxAudioSampleRate,
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MaxAudioBitDepth = request.MaxAudioBitDepth,
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BreakOnNonKeyFrames = transcodingProfile.BreakOnNonKeyFrames,
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TranscodeReasons = mediaSource.TranscodeReasons == null ? null : string.Join(",", mediaSource.TranscodeReasons.Select(i => i.ToString()).ToArray())
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};
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if (isHeadRequest)
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{
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return await service.Head(newRequest).ConfigureAwait(false);
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}
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return await service.Get(newRequest).ConfigureAwait(false);
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}
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else
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{
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var service = new AudioService(
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Logger,
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ServerConfigurationManager,
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ResultFactory,
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HttpClient,
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UserManager,
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LibraryManager,
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IsoManager,
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MediaEncoder,
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FileSystem,
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DlnaManager,
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DeviceManager,
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MediaSourceManager,
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JsonSerializer,
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AuthorizationContext,
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_encodingHelper)
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{
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Request = Request
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};
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var newRequest = new GetAudioStream
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{
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AudioBitRate = isStatic ? (int?)null : Convert.ToInt32(Math.Min(request.MaxStreamingBitrate ?? 192000, int.MaxValue)),
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AudioCodec = request.AudioCodec,
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Container = isStatic ? null : ("." + mediaSource.TranscodingContainer),
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DeviceId = request.DeviceId,
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Id = request.Id,
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MaxAudioChannels = request.MaxAudioChannels,
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MediaSourceId = mediaSource.Id,
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PlaySessionId = playbackInfoResult.PlaySessionId,
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StartTimeTicks = request.StartTimeTicks,
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Static = isStatic,
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AudioSampleRate = request.MaxAudioSampleRate,
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MaxAudioBitDepth = request.MaxAudioBitDepth,
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TranscodeReasons = mediaSource.TranscodeReasons == null ? null : string.Join(",", mediaSource.TranscodeReasons.Select(i => i.ToString()).ToArray())
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};
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if (isHeadRequest)
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{
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return await service.Head(newRequest).ConfigureAwait(false);
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}
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return await service.Get(newRequest).ConfigureAwait(false);
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}
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}
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}
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}
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