public Bitmap GetNewFrame(Bitmap source)
{
var newFrame = convolution.Apply(source);
source.Dispose();
return(newFrame);
}
/// <summary>
/// Creates a comic rendered copy of the input image.
/// </summary>
public override Bitmap Render(Bitmap sourceImage)
{
// Converters
GrayscaleY convertGray = new GrayscaleY();
GrayscaleToRGB convertColor = new GrayscaleToRGB();
// Convert grayscal images
if (sourceImage.PixelFormat == PixelFormat.Format8bppIndexed)
{
sourceImage = convertColor.Apply(sourceImage);
}
Bitmap comicImage = AForge.Imaging.Image.Clone(sourceImage);
Bitmap edgeLayer = null;
Bitmap glowLayer = null;
// Glow for smooth colors
GaussianBlur filterBlur = new GaussianBlur();
filterBlur.Sigma = 2.0;
filterBlur.Size = 4;
glowLayer = filterBlur.Apply(comicImage);
//SmartBlur filterBlur = new SmartBlur(10, 0.2);
//glowLayer = filterBlur.Apply(comicImage);
ContrastCorrection filterContrast = new ContrastCorrection(1 - (-this.Coloring * 0.1));
filterContrast.ApplyInPlace(glowLayer);
BrightnessCorrection filterBrightness = new BrightnessCorrection((-this.Coloring * 0.1) + 0.1);
filterBrightness.ApplyInPlace(glowLayer);
Screen blendScreen = new Screen(glowLayer);
blendScreen.ApplyInPlace(comicImage);
// Create a layer for edges
Convolution filterConvolution = new Convolution(ConvolutionKernel);
edgeLayer = filterConvolution.Apply(comicImage);
// Convert to grayscale
edgeLayer = convertGray.Apply(edgeLayer);
// Threshold (edge thickness)
Threshold filterThreshold = new Threshold((byte)(this.Edging * 255 / 100));
filterThreshold.ApplyInPlace(edgeLayer);
edgeLayer = convertColor.Apply(edgeLayer);
// intersect comic with top layer (Darken blend)
Intersect blendIntersect = new Intersect(edgeLayer);
blendIntersect.ApplyInPlace(comicImage);
return(comicImage);
}
private void CameraOne_NewFrame(object sender, NewFrameEventArgs eventArgs)
{
Bitmap bitmap1 = (Bitmap)(eventArgs.Frame.DeepClone());
Grayscale filter = new Grayscale(0.2, 0.7, 0.07);
if (checkBox1.Checked)
{
bitmap1 = filter.Apply(bitmap1);
}
int x = 0;
Invoke(new MethodInvoker(delegate
{
x = trackBar1.Value;
}));
RotateNearestNeighbor filterrot = new RotateNearestNeighbor(x, true);
bitmap1 = filterrot.Apply(bitmap1);
ResizeBicubic filterResizeBicubic = new ResizeBicubic(320, 240);
bitmap1 = filterResizeBicubic.Apply(bitmap1);
if (button1WasClicked)
{
Convolution conv = new Convolution(new[, ]
{
{ int.Parse(textBox1.Text), int.Parse(textBox2.Text), int.Parse(textBox3.Text) },
{ int.Parse(textBox4.Text), int.Parse(textBox5.Text), int.Parse(textBox6.Text) },
{ int.Parse(textBox7.Text), int.Parse(textBox8.Text), int.Parse(textBox9.Text) }
});
bitmap1 = conv.Apply(bitmap1);
}
pictureBox1.Image = bitmap1;
}
public static Bitmap Convolution(Bitmap Imagem, int[,] kernel, int divisor)
{
Convolution filter = new Convolution(kernel, divisor);
Imagem = Imagem.Clone(new Rectangle(0, 0, Imagem.Width, Imagem.Height), System.Drawing.Imaging.PixelFormat.Format24bppRgb);
Imagem = filter.Apply(Imagem);
return(Imagem);
}
public static Bitmap Emboss(Bitmap input)
{
//emboss efect kernel
int[,] kernel = {
{ -2, -1, 0 },
{ -1, 1, 1 },
{ 0, 1, 2 } };
Convolution convultionFilters = new Convolution(kernel);
return convultionFilters.Apply(input);
}
public static Bitmap Sketch(Bitmap input, int redThreshold, int blueThreshold, int greenThreshold)
{
int[,] kernel = {
{ 1, 2, 1, },
{ 2, 4, 2, },
{ 1, 2, 1, },
};
Convolution convultionFilters = new Convolution(kernel);
Threshold thresholdFilter = new Threshold(redThreshold);
input = convultionFilters.Apply(input);
// extract red channel
ExtractChannel extractFilter = new ExtractChannel(RGB.R);
Bitmap channel = extractFilter.Apply(input);
// threshold channel
thresholdFilter.ApplyInPlace(channel);
// put the channel back
ReplaceChannel replaceFilter = new ReplaceChannel(RGB.R, channel);
replaceFilter.ApplyInPlace(input);
// extract blue channel
extractFilter = new ExtractChannel(RGB.B);
channel = extractFilter.Apply(input);
// threshold channel
thresholdFilter.ThresholdValue = blueThreshold;
thresholdFilter.ApplyInPlace(channel);
// put the channel back
replaceFilter = new ReplaceChannel(RGB.B, channel);
replaceFilter.ApplyInPlace(input);
// extract green channel
extractFilter = new ExtractChannel(RGB.G);
channel = extractFilter.Apply(input);
// threshold channel
thresholdFilter.ThresholdValue = greenThreshold;
thresholdFilter.ApplyInPlace(channel);
// put the channel back
replaceFilter = new ReplaceChannel(RGB.G, channel);
replaceFilter.ApplyInPlace(input);
return input;
}
private void sharpness()
{
if (image1.Source != null)
{
Bitmap bm = new Bitmap(currentFileName);
BitmapSource bms;
Convolution filter;
int[,] matrix = new int[3, 3];
if (r2.IsChecked == true)
{
matrix[0, 0] = Convert.ToInt16(t00.Text);
matrix[0, 1] = Convert.ToInt16(t01.Text);
matrix[0, 2] = Convert.ToInt16(t02.Text);
matrix[1, 0] = Convert.ToInt16(t10.Text);
matrix[1, 1] = Convert.ToInt16(t11.Text);
matrix[1, 2] = Convert.ToInt16(t12.Text);
matrix[2, 0] = Convert.ToInt16(t20.Text);
matrix[2, 1] = Convert.ToInt16(t21.Text);
matrix[2, 2] = Convert.ToInt16(t22.Text);
filter = new Convolution(matrix);
//bm = sharpen(bm, matrix, 3);
bm = filter.Apply(bm);
}
else
{
filter = new Convolution(LoG);
//bm = sharpen(bm, LoG, 5);
bm = filter.Apply(bm);
}
bms = BitmapToBitmapSource(bm);
image1.Source = bms;
backgroundWorker2.RunWorkerAsync(bm);
}
}
/// <summary>
/// Process the filter on the specified image.
/// </summary>
///
/// <param name="sourceData">Source image data.</param>
/// <param name="destinationData">Destination image data.</param>
///
protected unsafe override void ProcessFilter(UnmanagedImage sourceData, UnmanagedImage destinationData)
{
int width = sourceData.Width;
int height = sourceData.Height;
PixelFormat format = sourceData.PixelFormat;
int pixelSize = System.Drawing.Bitmap.GetPixelFormatSize(format) / 8;
sourceData.Clone();
UnmanagedImage temp = UnmanagedImage.Create(width, height, format);
int lineWidth = width * pixelSize;
int srcStride = temp.Stride;
int srcOffset = srcStride - lineWidth;
int dstStride = destinationData.Stride;
int dstOffset = dstStride - lineWidth;
byte* srcStart = (byte*)temp.ImageData.ToPointer();
byte* dstStart = (byte*)destinationData.ImageData.ToPointer();
// first
Convolution c = new Convolution(masks[0]);
c.Apply(sourceData, destinationData);
// others
for (int i = 1; i < masks.Length; i++)
{
c.Kernel = masks[i];
c.Apply(sourceData, temp);
byte* src = srcStart;
byte* dst = dstStart;
for (int y = 0; y < height; y++)
{
for (int x = 0; x < lineWidth; x++, src++, dst++)
{
if (*src > *dst)
*dst = *src;
}
dst += dstOffset;
src += srcOffset;
}
}
}
/// <summary>
/// Process the filter on the specified image.
/// </summary>
///
/// <param name="sourceData">Source image data.</param>
/// <param name="destinationData">Destination image data.</param>
///
protected override unsafe void ProcessFilter(UnmanagedImage sourceData, UnmanagedImage destinationData)
{
int width = sourceData.Width;
int height = sourceData.Height;
int pixelSize = System.Drawing.Image.GetPixelFormatSize(sourceData.PixelFormat) / 8;
int srcStride = sourceData.Stride;
int dstStride = destinationData.Stride;
int srcOffset = srcStride - width * pixelSize;
int dstOffset = dstStride - width * pixelSize;
byte* src = (byte*)sourceData.ImageData.ToPointer();
byte* dst = (byte*)destinationData.ImageData.ToPointer();
// TODO: Move or cache the creation of those filters
int[,] kernel = Accord.Math.Matrix.Create(radius * 2 + 1, radius * 2 + 1, 1);
Convolution conv = new Convolution(kernel);
FastVariance fv = new FastVariance(radius);
// Mean filter
UnmanagedImage mean = conv.Apply(sourceData);
// Variance filter
UnmanagedImage var = fv.Apply(sourceData);
// do the processing job
if (sourceData.PixelFormat == PixelFormat.Format8bppIndexed)
{
byte* srcVar = (byte*)var.ImageData.ToPointer();
byte* srcMean = (byte*)mean.ImageData.ToPointer();
// Store maximum value from variance.
int maxV = Max(width, height, srcVar, srcOffset);
// Store minimum value from image.
int minG = Min(width, height, src, srcOffset);
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++, src++, srcMean++, srcVar++, dst++)
{
double mP = *srcMean;
double vP = *srcVar;
double threshold = (mP + k * ((Math.Sqrt(vP) / (double)maxV - 1.0) * (mP - (double)minG)));
*dst = (byte)(*src > threshold ? 255 : 0);
}
src += srcOffset;
srcMean += srcOffset;
srcVar += srcOffset;
dst += dstOffset;
}
}
}