jellyfin/MediaBrowser.Api/Playback/StreamState.cs
2019-03-26 23:06:38 +01:00

144 lines
4.3 KiB
C#

using System;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.MediaEncoding;
using MediaBrowser.Model.Dlna;
namespace MediaBrowser.Api.Playback
{
public class StreamState : EncodingJobInfo, IDisposable
{
private readonly IMediaSourceManager _mediaSourceManager;
private bool _disposed = false;
public string RequestedUrl { get; set; }
public StreamRequest Request
{
get => (StreamRequest)BaseRequest;
set
{
BaseRequest = value;
IsVideoRequest = VideoRequest != null;
}
}
public TranscodingThrottler TranscodingThrottler { get; set; }
public VideoStreamRequest VideoRequest => Request as VideoStreamRequest;
public IDirectStreamProvider DirectStreamProvider { get; set; }
public string WaitForPath { get; set; }
public bool IsOutputVideo => Request is VideoStreamRequest;
public int SegmentLength
{
get
{
if (Request.SegmentLength.HasValue)
{
return Request.SegmentLength.Value;
}
if (string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
{
var userAgent = UserAgent ?? string.Empty;
if (userAgent.IndexOf("AppleTV", StringComparison.OrdinalIgnoreCase) != -1 ||
userAgent.IndexOf("cfnetwork", StringComparison.OrdinalIgnoreCase) != -1 ||
userAgent.IndexOf("ipad", StringComparison.OrdinalIgnoreCase) != -1 ||
userAgent.IndexOf("iphone", StringComparison.OrdinalIgnoreCase) != -1 ||
userAgent.IndexOf("ipod", StringComparison.OrdinalIgnoreCase) != -1)
{
if (IsSegmentedLiveStream)
{
return 6;
}
return 6;
}
if (IsSegmentedLiveStream)
{
return 3;
}
return 6;
}
return 3;
}
}
public int MinSegments
{
get
{
if (Request.MinSegments.HasValue)
{
return Request.MinSegments.Value;
}
return SegmentLength >= 10 ? 2 : 3;
}
}
public string UserAgent { get; set; }
public bool EstimateContentLength { get; set; }
public TranscodeSeekInfo TranscodeSeekInfo { get; set; }
public bool EnableDlnaHeaders { get; set; }
public DeviceProfile DeviceProfile { get; set; }
public TranscodingJob TranscodingJob { get; set; }
public StreamState(IMediaSourceManager mediaSourceManager, TranscodingJobType transcodingType)
: base(transcodingType)
{
_mediaSourceManager = mediaSourceManager;
}
public override void ReportTranscodingProgress(TimeSpan? transcodingPosition, float framerate, double? percentComplete, long bytesTranscoded, int? bitRate)
{
ApiEntryPoint.Instance.ReportTranscodingProgress(TranscodingJob, this, transcodingPosition, framerate, percentComplete, bytesTranscoded, bitRate);
}
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
protected virtual void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
if (disposing)
{
// REVIEW: Is this the right place for this?
if (MediaSource.RequiresClosing
&& string.IsNullOrWhiteSpace(Request.LiveStreamId)
&& !string.IsNullOrWhiteSpace(MediaSource.LiveStreamId))
{
_mediaSourceManager.CloseLiveStream(MediaSource.LiveStreamId).GetAwaiter().GetResult();
}
TranscodingThrottler?.Dispose();
}
TranscodingThrottler = null;
TranscodingJob = null;
_disposed = true;
}
}
}