private void showContourButton_Click(object sender, EventArgs e)
{
if (this.imageButton.Image == null)
{
return;
}
if (template == null)
{
template = this.imageButton.Image;
}
DateTime start = DateTime.Now;
ContourImage ci = new ContourImage(template, null);
ci.ProcessImage();
processed = ci.ProcessedImage;
TimeSpan t = DateTime.Now - start;
int ms = (int)t.TotalMilliseconds;
this.timeLabel.Text = ms.ToString();
this.imageButton.Image = processed;
}
/// <summary>
/// Processes and enqueues the given image.
/// </summary>
/// <param name="img"></param>
private void Enqueue(ContourImage img)
{
//Log.WriteLine("{ " + string.Format("Enqueue({0})", img.ToString()));
// Wait while the queue contains enough items.
queueFullSemaphore.WaitOne();
if (img != null)
{
img.ProcessImage();
}
// Enqueue the processed image.
//Log.WriteLine("- Enqueue() Enqueue");
queue.Enqueue(img);
#region Add the image path to a separate list; save that list to the Registry
if (queuedImagePaths != null)
{
lock (queuedImagePaths)
{
if (img.HasContour)
{
// True contour images should be loaded last.
queuedImagePaths.Add(img.Path);
}
else
{
// Images without a contour should be loaded first.
queuedImagePaths.Insert(0, img.Path);
}
if (queuedImagePaths.Count >= queueLength)
{
SaveImagePaths();
}
}
}
#endregion
queueEmptySemaphore.Release();
#if true
/* Continue at the lower thread priority as soon as the first image has been loaded.
* This assumes that a) we need only one image or b) we can easily load more images on demand.
* This works fine if enough images can be loaded from the saved images list.
* See LoadImagePaths().
*/
ReduceThreadPriority();
#endif
//Log.WriteLine("} Enqueue()");
}