public ConvertToWriteableBitmap()
{
WriteableBitmap wb = null;
// OpenCVによる画像処理 (Threshold)
using (IplImage src = new IplImage(Const.ImageLenna, LoadMode.GrayScale))
using (IplImage dst = new IplImage(src.Size, BitDepth.U8, 1))
{
src.Smooth(src, SmoothType.Gaussian, 5);
src.Threshold(dst, 0, 255, ThresholdType.Otsu);
// IplImage -> WriteableBitmap
wb = dst.ToWriteableBitmap(PixelFormats.BlackWhite);
//wb = WriteableBitmapConverter.ToWriteableBitmap(dst, PixelFormats.BlackWhite);
}
// WPFのWindowに表示してみる
Image image = new Image { Source = wb };
Window window = new Window
{
Title = "from IplImage to WriteableBitmap",
Width = wb.PixelWidth,
Height = wb.PixelHeight,
Content = image
};
Application app = new Application();
app.Run(window);
}
public ConvertToBitmapSource()
{
BitmapSource bs = null;
// OpenCVによる画像処理 (Threshold)
using (IplImage src = new IplImage(Const.ImageLenna, LoadMode.GrayScale))
using (IplImage dst = new IplImage(src.Size, BitDepth.U8, 1))
{
src.Smooth(src, SmoothType.Gaussian, 5);
src.Threshold(dst, 0, 255, ThresholdType.Otsu);
// IplImage -> BitmapSource
bs = dst.ToBitmapSource();
//bs = BitmapSourceConverter.ToBitmapSource(dst);
}
// WPFのWindowに表示してみる
Image image = new Image { Source = bs };
Window window = new Window
{
Title = "from IplImage to BitmapSource",
Width = bs.PixelWidth,
Height = bs.PixelHeight,
Content = image
};
Application app = new Application();
app.Run(window);
}
public ConvertToWriteableBitmap()
{
WriteableBitmap wb = null;
// OpenCV processing
using (var src = new IplImage(FilePath.Image.Lenna, LoadMode.GrayScale))
using (var dst = new IplImage(src.Size, BitDepth.U8, 1))
{
src.Smooth(src, SmoothType.Gaussian, 5);
src.Threshold(dst, 0, 255, ThresholdType.Otsu);
// IplImage -> WriteableBitmap
wb = dst.ToWriteableBitmap(PixelFormats.BlackWhite);
//wb = WriteableBitmapConverter.ToWriteableBitmap(dst, PixelFormats.BlackWhite);
}
// Shows WriteableBitmap to WPF window
var image = new Image { Source = wb };
var window = new Window
{
Title = "from IplImage to WriteableBitmap",
Width = wb.PixelWidth,
Height = wb.PixelHeight,
Content = image
};
var app = new Application();
app.Run(window);
}
public ConvertToBitmap()
{
Bitmap bitmap = null;
// do cvThreshold
using (IplImage src = new IplImage(FilePath.Image.Lenna, LoadMode.GrayScale))
using (IplImage dst = new IplImage(src.Size, BitDepth.U8, 1))
{
src.Smooth(src, SmoothType.Gaussian, 5);
src.Threshold(dst, 0, 255, ThresholdType.Otsu);
// IplImage -> Bitmap
bitmap = dst.ToBitmap();
//bitmap = BitmapConverter.ToBitmap(dst);
}
// visualize using WindowsForm
Form form = new Form
{
Text = "from IplImage to Bitmap",
ClientSize = bitmap.Size,
};
PictureBox pictureBox = new PictureBox
{
Dock = DockStyle.Fill,
SizeMode = PictureBoxSizeMode.StretchImage,
Image = bitmap
};
form.Controls.Add(pictureBox);
form.ShowDialog();
form.Dispose();
bitmap.Dispose();
}
public Threshold()
{
using (IplImage src = new IplImage(Const.ImageLenna, LoadMode.Color))
using (IplImage srcGray = new IplImage(src.Size, BitDepth.U8, 1))
using (IplImage dst = new IplImage(src.Size, BitDepth.U8, 1))
using (CvWindow window = new CvWindow("SampleThreshold"))
{
src.CvtColor(srcGray, ColorConversion.BgrToGray);
srcGray.Smooth(srcGray, SmoothType.Gaussian, 5);
int threshold = 90;
window.CreateTrackbar("threshold", threshold, 255, delegate(int pos)
{
srcGray.Threshold(dst, pos, 255, ThresholdType.Binary);
window.Image = dst;
});
srcGray.Threshold(dst, threshold, 255, ThresholdType.Binary);
window.Image = dst;
CvWindow.WaitKey();
}
}
public ConvertToBitmap()
{
Bitmap bitmap = null;
// OpenCVによる画像処理 (Threshold)
using (IplImage src = new IplImage(Const.ImageLenna, LoadMode.GrayScale))
using (IplImage dst = new IplImage(src.Size, BitDepth.U8, 1))
{
src.Smooth(src, SmoothType.Gaussian, 5);
src.Threshold(dst, 0, 255, ThresholdType.Otsu);
// IplImage -> Bitmap
bitmap = dst.ToBitmap();
//bitmap = BitmapConverter.ToBitmap(dst);
}
// WindowsFormに表示してみる
Form form = new Form
{
Text = "from IplImage to Bitmap",
ClientSize = bitmap.Size,
};
PictureBox pictureBox = new PictureBox
{
Dock = DockStyle.Fill,
SizeMode = PictureBoxSizeMode.StretchImage,
Image = bitmap
};
/*
Imageプロパティに設定するのはもしかするとちょっと微妙、できればこのように
pictureBox.Paint += delegate(object sender, PaintEventArgs e) {
e.Graphics.DrawImage(bitmap, new Rectangle(new Point(0, 0), form.ClientSize));
};
*/
form.Controls.Add(pictureBox);
form.ShowDialog();
form.Dispose();
bitmap.Dispose();
}
