mirror of
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175 lines
5.3 KiB
C#
175 lines
5.3 KiB
C#
using System;
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using System.IO;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.MediaEncoding;
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using MediaBrowser.Model.Dlna;
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using MediaBrowser.Model.Net;
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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 StreamState : EncodingJobInfo, IDisposable
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{
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private readonly ILogger _logger;
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private readonly IMediaSourceManager _mediaSourceManager;
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public string RequestedUrl { get; set; }
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public StreamRequest Request
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{
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get => (StreamRequest)BaseRequest;
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set
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{
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BaseRequest = value;
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IsVideoRequest = VideoRequest != null;
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}
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}
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public TranscodingThrottler TranscodingThrottler { get; set; }
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public VideoStreamRequest VideoRequest => Request as VideoStreamRequest;
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/// <summary>
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/// Gets or sets the log file stream.
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/// </summary>
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/// <value>The log file stream.</value>
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public Stream LogFileStream { get; set; }
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public IDirectStreamProvider DirectStreamProvider { get; set; }
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public string WaitForPath { get; set; }
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public bool IsOutputVideo => Request is VideoStreamRequest;
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public int SegmentLength
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{
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get
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{
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if (Request.SegmentLength.HasValue)
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{
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return Request.SegmentLength.Value;
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}
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if (string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
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{
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var userAgent = UserAgent ?? string.Empty;
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if (userAgent.IndexOf("AppleTV", StringComparison.OrdinalIgnoreCase) != -1 ||
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userAgent.IndexOf("cfnetwork", StringComparison.OrdinalIgnoreCase) != -1 ||
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userAgent.IndexOf("ipad", StringComparison.OrdinalIgnoreCase) != -1 ||
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userAgent.IndexOf("iphone", StringComparison.OrdinalIgnoreCase) != -1 ||
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userAgent.IndexOf("ipod", StringComparison.OrdinalIgnoreCase) != -1)
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{
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if (IsSegmentedLiveStream)
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{
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return 6;
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}
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return 6;
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}
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if (IsSegmentedLiveStream)
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{
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return 3;
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}
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return 6;
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}
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return 3;
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}
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}
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public int MinSegments
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{
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get
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{
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if (Request.MinSegments.HasValue)
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{
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return Request.MinSegments.Value;
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}
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return SegmentLength >= 10 ? 2 : 3;
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}
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}
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public string UserAgent { get; set; }
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public StreamState(IMediaSourceManager mediaSourceManager, ILogger logger, TranscodingJobType transcodingType)
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: base(transcodingType)
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{
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_mediaSourceManager = mediaSourceManager;
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_logger = logger;
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}
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public bool EstimateContentLength { get; set; }
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public TranscodeSeekInfo TranscodeSeekInfo { get; set; }
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public bool EnableDlnaHeaders { get; set; }
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public override void Dispose()
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{
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DisposeTranscodingThrottler();
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DisposeLogStream();
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DisposeLiveStream();
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TranscodingJob = null;
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}
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private void DisposeTranscodingThrottler()
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{
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if (TranscodingThrottler != null)
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{
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try
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{
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TranscodingThrottler.Dispose();
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error disposing TranscodingThrottler");
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}
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TranscodingThrottler = null;
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}
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}
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private void DisposeLogStream()
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{
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if (LogFileStream != null)
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{
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try
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{
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LogFileStream.Dispose();
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error disposing log stream");
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}
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LogFileStream = null;
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}
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}
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private async void DisposeLiveStream()
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{
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if (MediaSource.RequiresClosing && string.IsNullOrWhiteSpace(Request.LiveStreamId) && !string.IsNullOrWhiteSpace(MediaSource.LiveStreamId))
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{
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try
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{
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await _mediaSourceManager.CloseLiveStream(MediaSource.LiveStreamId).ConfigureAwait(false);
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error closing media source");
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}
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}
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}
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public DeviceProfile DeviceProfile { get; set; }
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public TranscodingJob TranscodingJob;
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public override void ReportTranscodingProgress(TimeSpan? transcodingPosition, float framerate, double? percentComplete, long bytesTranscoded, int? bitRate)
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{
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ApiEntryPoint.Instance.ReportTranscodingProgress(TranscodingJob, this, transcodingPosition, framerate, percentComplete, bytesTranscoded, bitRate);
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}
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}
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}
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