#region License Information (GPL v3)
/*
ShareX - A program that allows you to take screenshots and share any file type
Copyright (C) 2008-2014 ShareX Developers
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
Optionally you can also view the license at .
*/
#endregion License Information (GPL v3)
using HelpersLib;
using System;
using System.Collections.Concurrent;
using System.Drawing;
using System.Threading.Tasks;
namespace ScreenCaptureLib
{
public class AVICache : IDisposable
{
public bool IsWorking { get; private set; }
public AVIOptions Options { get; set; }
private AVIWriter aviWriter;
private Task task;
private BlockingCollection imageQueue;
private int position;
public AVICache(AVIOptions options)
{
Options = options;
Helpers.CreateDirectoryIfNotExist(Options.OutputPath);
aviWriter = new AVIWriter(Options);
imageQueue = new BlockingCollection();
}
private void StartConsumerThread()
{
if (!IsWorking)
{
IsWorking = true;
task = TaskEx.Run(() =>
{
try
{
position = 0;
while (!imageQueue.IsCompleted)
{
Image img = null;
try
{
img = imageQueue.Take();
if (img != null)
{
using (new DebugTimer("Frame saved"))
aviWriter.AddFrame((Bitmap)img);
position++;
}
}
catch (InvalidOperationException)
{
}
finally
{
if (img != null) img.Dispose();
}
}
}
finally
{
IsWorking = false;
}
});
}
}
public void AddImageAsync(Image img)
{
if (!IsWorking)
{
StartConsumerThread();
}
/*if (imageQueue.Count > 0)
{
Debug.WriteLine("ImageQueue count: " + imageQueue.Count);
}*/
imageQueue.Add(img);
}
public void Finish()
{
if (IsWorking)
{
imageQueue.CompleteAdding();
task.Wait();
}
Dispose();
}
public void Dispose()
{
if (aviWriter != null)
{
aviWriter.Dispose();
}
if (imageQueue != null)
{
imageQueue.Dispose();
}
}
}
}