public void Reload()
{
if (ImageBuffer == null)
{
return;
}
CurrentImage = new LockBitmap(QuickReload);
ResultImage = new LockBitmap(new Bitmap(ImageBuffer.getCurrentfile()));
}
public void Init(string FileSource)
{
ImageBuffer = new ImageBuffer(this, FileSource);
Task task = new Task(ImageBuffer.FillBuffer);
task.Start();
Bitmap toLock = new Bitmap(FileSource);
ChangeBuffer = new LockBitmap(new Bitmap(toLock));
ResultImage = new LockBitmap(new Bitmap(toLock)); // result = new bitmap
CurrentImage = ImageBuffer.getNextImage();
QuickReload = new Bitmap(CurrentImage.source);
Klassen.SpeechBubble.BoundingBoxes.Clear();
}
public void LoadNextimageFromBuffer()
{
if (ImageBuffer.EndReached && ImageBuffer.Imagebuffer.Count == 0)
{
return;
}
ImageBuffer.Save(ResultImage.source);
while (ImageBuffer.Imagebuffer.Count == 0)
{
}
Bitmap toLock = new Bitmap(ImageBuffer.getNextFile());
CurrentImage = ImageBuffer.getNextImage();
QuickReload = new Bitmap(new Bitmap(CurrentImage.source));
ChangeBuffer = new LockBitmap(new Bitmap(toLock));
ResultImage = new LockBitmap(new Bitmap(toLock));
Klassen.SpeechBubble.BoundingBoxes.Clear();
}
/// <summary>
/// Blurs and flattens the current Image and groups close Pixels to prepare the Image for a Pixel regioning approach
/// </summary>
public LockBitmap preProcessing(Bitmap image)
{
//byte[] bytesrc = File.ReadAllBytes(openFileDialog.FileName);
//MemoryStream instream = new MemoryStream(bytesrc);
//MemoryStream outstream = new MemoryStream();
//ImageFactory factory = new ImageFactory(preserveExifData: true);
//factory.Load(instream);
//factory.GaussianBlur(2); // use ImageFactory for the GaussianBlur
//factory.Save(outstream); // Library auf dem server nicht vorhanden
LockBitmap lockBitmap = new LockBitmap(image);
lockBitmap.LockBits();
Color color;
int AverageBrightness;
int CheckWidth = image.Width - 1;
int CheckHeight = image.Height - 1;
for (int x = 0; x < CheckWidth; x++)
{
for (int y = 0; y < CheckHeight; y++)
{
color = lockBitmap.GetPixel(x, y);
AverageBrightness = (int)(color.GetBrightness() * 255);
if (AverageBrightness < Constants.FLATTENING_THRESHHOLD)
{
lockBitmap.SetPixel(x, y, Color.Black);
}
else
{
lockBitmap.SetPixel(x, y, Color.White);
}
}
}
;
for (int x = 0; x < CheckWidth; x++)
{
for (int y = 0; y < CheckHeight; y++)
{
color = lockBitmap.GetPixel(x, y);
for (int n = 0; n < Constants.GROUPING_MAX_DISTANCE; n++)
{
if (lockBitmap.GetPixel(x + n, y) == Color.Black)
{
lockBitmap.SetPixel(x, y, Color.Black);
n = Constants.GROUPING_MAX_DISTANCE;
}
if (lockBitmap.GetPixel(x, y + n) == Color.Black)
{
lockBitmap.SetPixel(x, y, Color.Black);
n = Constants.GROUPING_MAX_DISTANCE;
}
}
}
}
;
lockBitmap.UnlockBits();
return(lockBitmap);
}
