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/* LibEncode.cs $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.fr>.
It may be used under the terms of the GNU General Public License. */
namespace HandBrake.ApplicationServices.Services
{
using System;
using System.Text;
using HandBrake.ApplicationServices.Functions;
using HandBrake.ApplicationServices.Model;
using HandBrake.ApplicationServices.Services.Base;
using HandBrake.ApplicationServices.Services.Interfaces;
using HandBrake.Interop;
using EncodeCompletedEventArgs = HandBrake.ApplicationServices.EventArgs.EncodeCompletedEventArgs;
using EncodeProgressEventArgs = HandBrake.ApplicationServices.EventArgs.EncodeProgressEventArgs;
/// <summary>
/// TODO: Update summary.
/// </summary>
public class LibEncode : EncodeBase, IEncode
{
#region Private Variables
/// <summary>
/// Lock for the log file
/// </summary>
private static readonly object logLock = new object();
/// <summary>
/// The Start time of the current Encode;
/// </summary>
private DateTime startTime;
/// <summary>
/// An Instance of the HandBrake Interop Library
/// </summary>
private HandBrakeInstance instance;
#endregion
/// <summary>
/// Initializes a new instance of the <see cref="LibEncode"/> class.
/// </summary>
public LibEncode()
{
// Setup the HandBrake Instance
this.instance = new HandBrakeInstance();
this.instance.EncodeCompleted += this.InstanceEncodeCompleted;
this.instance.EncodeProgress += this.InstanceEncodeProgress;
HandBrakeUtils.MessageLogged += this.HandBrakeInstanceMessageLogged;
HandBrakeUtils.ErrorLogged += this.HandBrakeInstanceErrorLogged;
GrowlCommunicator.Register();
}
/// <summary>
/// Start with a LibHb EncodeJob Object
/// </summary>
/// <param name="job">
/// The job.
/// </param>
/// <param name="enableLogging">
/// The enable Logging.
/// </param>
public void Start(QueueTask job, bool enableLogging)
{
throw new NotImplementedException("This will be implemented later.");
this.startTime = DateTime.Now;
}
/// <summary>
/// Kill the CLI process
/// </summary>
public void Stop()
{
this.Stop(null);
}
/// <summary>
/// Kill the CLI process
/// </summary>
/// <param name="exc">
/// The Exception that has occured.
/// This will get bubbled up through the EncodeCompletedEventArgs
/// </param>
public override void Stop(Exception exc)
{
this.instance.StopEncode();
this.Invoke_encodeCompleted(
exc == null
? new EncodeCompletedEventArgs(true, null, string.Empty)
: new EncodeCompletedEventArgs(false, exc, "An Error has occured."));
}
/// <summary>
/// Attempt to Safely kill a DirectRun() CLI
/// NOTE: This will not work with a MinGW CLI
/// Note: http://www.cygwin.com/ml/cygwin/2006-03/msg00330.html
/// </summary>
public void SafelyStop()
{
throw new NotImplementedException("This Method is not used in the LibEncode service. You should use the Stop() method instead! ");
}
#region HandBrakeInstance Event Handlers.
/// <summary>
/// Log a message
/// </summary>
/// <param name="sender">
/// The sender.
/// </param>
/// <param name="e">
/// The MessageLoggedEventArgs.
/// </param>
private void HandBrakeInstanceErrorLogged(object sender, MessageLoggedEventArgs e)
{
lock (logLock)
{
this.LogBuffer.AppendLine(e.Message);
}
}
/// <summary>
/// Log a message
/// </summary>
/// <param name="sender">
/// The sender.
/// </param>
/// <param name="e">
/// The MessageLoggedEventArgs.
/// </param>
private void HandBrakeInstanceMessageLogged(object sender, MessageLoggedEventArgs e)
{
lock (logLock)
{
this.LogBuffer.AppendLine(e.Message);
}
}
/// <summary>
/// Encode Progress Event Handler
/// </summary>
/// <param name="sender">
/// The sender.
/// </param>
/// <param name="e">
/// The Interop.EncodeProgressEventArgs.
/// </param>
private void InstanceEncodeProgress(object sender, Interop.EncodeProgressEventArgs e)
{
EncodeProgressEventArgs args = new EncodeProgressEventArgs
{
AverageFrameRate = e.AverageFrameRate,
CurrentFrameRate = e.CurrentFrameRate,
EstimatedTimeLeft = e.EstimatedTimeLeft,
PercentComplete = e.FractionComplete,
Task = e.Pass,
ElapsedTime = DateTime.Now - this.startTime,
};
this.Invoke_encodeStatusChanged(args);
if (this.WindowsSeven.IsWindowsSeven)
{
int percent;
int.TryParse(Math.Round(e.FractionComplete).ToString(), out percent);
this.WindowsSeven.SetTaskBarProgress(percent);
}
}
/// <summary>
/// Encode Completed Event Handler
/// </summary>
/// <param name="sender">
/// The sender.
/// </param>
/// <param name="e">
/// The e.
/// </param>
private void InstanceEncodeCompleted(object sender, Interop.EncodeCompletedEventArgs e)
{
this.IsEncoding = false;
this.Invoke_encodeCompleted(new EncodeCompletedEventArgs(e.Error, null, string.Empty));
if (this.WindowsSeven.IsWindowsSeven)
{
this.WindowsSeven.SetTaskBarProgressToNoProgress();
}
if (Properties.Settings.Default.PreventSleep)
{
Win32.AllowSleep();
}
}
#endregion
}
}
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