From abd74fd5a481d67af1414960be7b7b19c9ee7e82 Mon Sep 17 00:00:00 2001
From: Patrick Barron <barronpm@gmail.com>
Date: Tue, 31 Oct 2023 11:12:09 -0400
Subject: Move TranscodingJobDto and TranscodingThrottler to Controller

---
 .../MediaEncoding/TranscodingJobDto.cs             | 282 +++++++++++++++++++++
 1 file changed, 282 insertions(+)
 create mode 100644 MediaBrowser.Controller/MediaEncoding/TranscodingJobDto.cs

(limited to 'MediaBrowser.Controller/MediaEncoding/TranscodingJobDto.cs')

diff --git a/MediaBrowser.Controller/MediaEncoding/TranscodingJobDto.cs b/MediaBrowser.Controller/MediaEncoding/TranscodingJobDto.cs
new file mode 100644
index 000000000..6f929204f
--- /dev/null
+++ b/MediaBrowser.Controller/MediaEncoding/TranscodingJobDto.cs
@@ -0,0 +1,282 @@
+using System;
+using System.Diagnostics;
+using System.Diagnostics.CodeAnalysis;
+using System.Threading;
+using MediaBrowser.Model.Dto;
+using Microsoft.Extensions.Logging;
+
+namespace MediaBrowser.Controller.MediaEncoding;
+
+/// <summary>
+/// Class TranscodingJob.
+/// </summary>
+public class TranscodingJobDto : IDisposable
+{
+    /// <summary>
+    /// The process lock.
+    /// </summary>
+    [SuppressMessage("Microsoft.Performance", "CA1051:NoVisibleInstanceFields", MessageId = "ProcessLock", Justification = "Imported from ServiceStack")]
+    [SuppressMessage("Microsoft.Performance", "SA1401:PrivateField", MessageId = "ProcessLock", Justification = "Imported from ServiceStack")]
+    public readonly object ProcessLock = new object();
+
+    /// <summary>
+    /// Timer lock.
+    /// </summary>
+    private readonly object _timerLock = new object();
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="TranscodingJobDto"/> class.
+    /// </summary>
+    /// <param name="logger">Instance of the <see cref="ILogger{TranscodingJobDto}"/> interface.</param>
+    public TranscodingJobDto(ILogger<TranscodingJobDto> logger)
+    {
+        Logger = logger;
+    }
+
+    /// <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; }
+
+    /// <summary>
+    /// Gets or sets a value indicating whether is live output.
+    /// </summary>
+    public bool IsLiveOutput { get; set; }
+
+    /// <summary>
+    /// Gets or sets the path.
+    /// </summary>
+    /// <value>The path.</value>
+    public MediaSourceInfo? MediaSource { get; set; }
+
+    /// <summary>
+    /// Gets or sets path.
+    /// </summary>
+    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; }
+
+    /// <summary>
+    /// Gets logger.
+    /// </summary>
+    public ILogger<TranscodingJobDto> 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; }
+
+    /// <summary>
+    /// Gets or sets device id.
+    /// </summary>
+    public string? DeviceId { get; set; }
+
+    /// <summary>
+    /// Gets or sets cancellation token source.
+    /// </summary>
+    public CancellationTokenSource? CancellationTokenSource { get; set; }
+
+    /// <summary>
+    /// Gets or sets a value indicating whether has exited.
+    /// </summary>
+    public bool HasExited { get; set; }
+
+    /// <summary>
+    /// Gets or sets exit code.
+    /// </summary>
+    public int ExitCode { get; set; }
+
+    /// <summary>
+    /// Gets or sets a value indicating whether is user paused.
+    /// </summary>
+    public bool IsUserPaused { get; set; }
+
+    /// <summary>
+    /// Gets or sets id.
+    /// </summary>
+    public string? Id { get; set; }
+
+    /// <summary>
+    /// Gets or sets framerate.
+    /// </summary>
+    public float? Framerate { get; set; }
+
+    /// <summary>
+    /// Gets or sets completion percentage.
+    /// </summary>
+    public double? CompletionPercentage { get; set; }
+
+    /// <summary>
+    /// Gets or sets bytes downloaded.
+    /// </summary>
+    public long BytesDownloaded { get; set; }
+
+    /// <summary>
+    /// Gets or sets bytes transcoded.
+    /// </summary>
+    public long? BytesTranscoded { get; set; }
+
+    /// <summary>
+    /// Gets or sets bit rate.
+    /// </summary>
+    public int? BitRate { get; set; }
+
+    /// <summary>
+    /// Gets or sets transcoding position ticks.
+    /// </summary>
+    public long? TranscodingPositionTicks { get; set; }
+
+    /// <summary>
+    /// Gets or sets download position ticks.
+    /// </summary>
+    public long? DownloadPositionTicks { get; set; }
+
+    /// <summary>
+    /// Gets or sets transcoding throttler.
+    /// </summary>
+    public TranscodingThrottler? TranscodingThrottler { get; set; }
+
+    /// <summary>
+    /// Gets or sets last ping date.
+    /// </summary>
+    public DateTime LastPingDate { get; set; }
+
+    /// <summary>
+    /// Gets or sets ping timeout.
+    /// </summary>
+    public int PingTimeout { get; set; }
+
+    /// <summary>
+    /// Stop kill timer.
+    /// </summary>
+    public void StopKillTimer()
+    {
+        lock (_timerLock)
+        {
+            KillTimer?.Change(Timeout.Infinite, Timeout.Infinite);
+        }
+    }
+
+    /// <summary>
+    /// Dispose kill timer.
+    /// </summary>
+    public void DisposeKillTimer()
+    {
+        lock (_timerLock)
+        {
+            if (KillTimer is not null)
+            {
+                KillTimer.Dispose();
+                KillTimer = null;
+            }
+        }
+    }
+
+    /// <summary>
+    /// Start kill timer.
+    /// </summary>
+    /// <param name="callback">Callback action.</param>
+    public void StartKillTimer(Action<object?> callback)
+    {
+        StartKillTimer(callback, PingTimeout);
+    }
+
+    /// <summary>
+    /// Start kill timer.
+    /// </summary>
+    /// <param name="callback">Callback action.</param>
+    /// <param name="intervalMs">Callback interval.</param>
+    public void StartKillTimer(Action<object?> callback, int intervalMs)
+    {
+        if (HasExited)
+        {
+            return;
+        }
+
+        lock (_timerLock)
+        {
+            if (KillTimer is 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);
+            }
+        }
+    }
+
+    /// <summary>
+    /// Change kill timer if started.
+    /// </summary>
+    public void ChangeKillTimerIfStarted()
+    {
+        if (HasExited)
+        {
+            return;
+        }
+
+        lock (_timerLock)
+        {
+            if (KillTimer is not null)
+            {
+                var intervalMs = PingTimeout;
+
+                Logger.LogDebug("Changing kill timer to {0}ms. JobId {1} PlaySessionId {2}", intervalMs, Id, PlaySessionId);
+                KillTimer.Change(intervalMs, Timeout.Infinite);
+            }
+        }
+    }
+
+    /// <inheritdoc />
+    public void Dispose()
+    {
+        Dispose(true);
+        GC.SuppressFinalize(this);
+    }
+
+    /// <summary>
+    /// Dispose all resources.
+    /// </summary>
+    /// <param name="disposing">Whether to dispose all resources.</param>
+    protected virtual void Dispose(bool disposing)
+    {
+        if (disposing)
+        {
+            Process?.Dispose();
+            Process = null;
+            KillTimer?.Dispose();
+            KillTimer = null;
+            CancellationTokenSource?.Dispose();
+            CancellationTokenSource = null;
+            TranscodingThrottler?.Dispose();
+            TranscodingThrottler = null;
+        }
+    }
+}
-- 
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