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jellyfin/MediaBrowser.Api/TranscodingJob.cs

161 lines
4.7 KiB

using System;
using System.Diagnostics;
using System.Threading;
using MediaBrowser.Api.Playback;
using MediaBrowser.Controller.MediaEncoding;
using MediaBrowser.Model.Dto;
using Microsoft.Extensions.Logging;
namespace MediaBrowser.Api
{
/// <summary>
/// Class TranscodingJob.
/// </summary>
public class TranscodingJob
{
/// <summary>
/// Gets or sets the play session identifier.
/// </summary>
/// <value>The play session identifier.</value>
public string PlaySessionId { get; set; }
/// <summary>
/// Gets or sets the live stream identifier.
/// </summary>
/// <value>The live stream identifier.</value>
public string LiveStreamId { get; set; }
public bool IsLiveOutput { get; set; }
/// <summary>
/// Gets or sets the path.
/// </summary>
/// <value>The path.</value>
public MediaSourceInfo MediaSource { get; set; }
public string Path { get; set; }
/// <summary>
/// Gets or sets the type.
/// </summary>
/// <value>The type.</value>
public TranscodingJobType Type { get; set; }
/// <summary>
/// Gets or sets the process.
/// </summary>
/// <value>The process.</value>
public Process Process { get; set; }
public ILogger Logger { get; private set; }
/// <summary>
/// Gets or sets the active request count.
/// </summary>
/// <value>The active request count.</value>
public int ActiveRequestCount { get; set; }
/// <summary>
/// Gets or sets the kill timer.
/// </summary>
/// <value>The kill timer.</value>
private Timer KillTimer { get; set; }
public string DeviceId { get; set; }
public CancellationTokenSource CancellationTokenSource { get; set; }
public object ProcessLock = new object();
public bool HasExited { get; set; }
public bool IsUserPaused { get; set; }
public string Id { get; set; }
public float? Framerate { get; set; }
public double? CompletionPercentage { get; set; }
public long? BytesDownloaded { get; set; }
public long? BytesTranscoded { get; set; }
public int? BitRate { get; set; }
public long? TranscodingPositionTicks { get; set; }
public long? DownloadPositionTicks { get; set; }
public TranscodingThrottler TranscodingThrottler { get; set; }
private readonly object _timerLock = new object();
public DateTime LastPingDate { get; set; }
public int PingTimeout { get; set; }
public TranscodingJob(ILogger logger)
{
Logger = logger;
}
public void StopKillTimer()
{
lock (_timerLock)
{
if (KillTimer != null)
{
KillTimer.Change(Timeout.Infinite, Timeout.Infinite);
}
}
}
public void DisposeKillTimer()
{
lock (_timerLock)
{
if (KillTimer != null)
{
KillTimer.Dispose();
KillTimer = null;
}
}
}
public void StartKillTimer(Action<object> callback)
{
StartKillTimer(callback, PingTimeout);
}
public void StartKillTimer(Action<object> callback, int intervalMs)
{
if (HasExited)
{
return;
}
lock (_timerLock)
{
if (KillTimer == null)
{
Logger.LogDebug("Starting kill timer at {0}ms. JobId {1} PlaySessionId {2}", intervalMs, Id, PlaySessionId);
KillTimer = new Timer(new TimerCallback(callback), this, intervalMs, Timeout.Infinite);
}
else
{
Logger.LogDebug("Changing kill timer to {0}ms. JobId {1} PlaySessionId {2}", intervalMs, Id, PlaySessionId);
KillTimer.Change(intervalMs, Timeout.Infinite);
}
}
}
public void ChangeKillTimerIfStarted()
{
if (HasExited)
{
return;
}
lock (_timerLock)
{
if (KillTimer != null)
{
var intervalMs = PingTimeout;
Logger.LogDebug("Changing kill timer to {0}ms. JobId {1} PlaySessionId {2}", intervalMs, Id, PlaySessionId);
KillTimer.Change(intervalMs, Timeout.Infinite);
}
}
}
}
}