private void Drukuj(string text)
{
var img = new MagickImage("image.jpg");
using (var imgText = new MagickImage())
{
imgText.FontPointsize = 24;
imgText.BackgroundColor = new MagickColor(Color.White);
imgText.FillColor = new MagickColor(Color.Black);
imgText.AntiAlias = true;
imgText.FontFamily = "Fake Receipt";
imgText.Read("label:" + text);
img.Composite(imgText, Gravity.West);
}
image.Source = img.ToBitmapSource();
}
private ImageMagick.MagickImage originalMagickImage = null; // 图层图像修改前的状态
//点击状态下饱和度调节
private void MouseButtonDown(object sender, MouseButtonEventArgs args)
{
if (down == null)
{
return;
}
originalMagickImage = new ImageMagick.MagickImage(bitmap);
ImageMagick.Percentage brightness = new ImageMagick.Percentage(100); // 100%表示不改变该属性
ImageMagick.Percentage saturation = new ImageMagick.Percentage(50);
ImageMagick.Percentage hue = new ImageMagick.Percentage(100); // 滑动条范围值0%~200%
ImageMagick.MagickImage newImage = new ImageMagick.MagickImage(originalMagickImage); // 相当于深复制
newImage.Modulate(brightness, saturation, hue);
// 重新给Image控件赋值新图像
down = newImage.ToBitmapSource();
Source = down;
originalMagickImage.Dispose();
}
public void loaded(object sender, EventArgs args)
{
if (originalMagickImage == null)
{
up = Source;
if (down == null)
{
bitmap = ImageSourceToBitmap(this.Source); // img是前台Image控件
new Task(new Action(() =>
{
originalMagickImage = new ImageMagick.MagickImage(bitmap);
ImageMagick.Percentage brightness = new ImageMagick.Percentage(100); // 100%表示不改变该属性
ImageMagick.Percentage saturation = new ImageMagick.Percentage(50);
ImageMagick.Percentage hue = new ImageMagick.Percentage(100); // 滑动条范围值0%~200%
ImageMagick.MagickImage newImage = new ImageMagick.MagickImage(originalMagickImage); // 相当于深复制
newImage.Modulate(brightness, saturation, hue);
// 重新给Image控件赋值新图像
down = newImage.ToBitmapSource();
})).Start();
}
}
}
public void Test_ToBitmapSource()
{
byte[] pixels = new byte[600];
using (MagickImage image = new MagickImage(MagickColors.Red, 10, 10))
{
BitmapSource bitmap = image.ToBitmapSource();
Assert.AreEqual(MediaPixelFormats.Rgb24, bitmap.Format);
bitmap.CopyPixels(pixels, 60, 0);
Assert.AreEqual(255, pixels[0]);
Assert.AreEqual(0, pixels[1]);
Assert.AreEqual(0, pixels[2]);
image.ColorSpace = ColorSpace.CMYK;
bitmap = image.ToBitmapSource();
Assert.AreEqual(MediaPixelFormats.Cmyk32, bitmap.Format);
bitmap.CopyPixels(pixels, 60, 0);
Assert.AreEqual(0, pixels[0]);
Assert.AreEqual(255, pixels[1]);
Assert.AreEqual(255, pixels[2]);
Assert.AreEqual(0, pixels[3]);
image.AddProfile(ColorProfile.USWebCoatedSWOP);
image.AddProfile(ColorProfile.SRGB);
bitmap = image.ToBitmapSource();
Assert.AreEqual(MediaPixelFormats.Rgb24, bitmap.Format);
bitmap.CopyPixels(pixels, 60, 0);
Assert.AreEqual(237, pixels[0]);
Assert.AreEqual(28, pixels[1]);
Assert.AreEqual(36, pixels[2]);
image.HasAlpha = true;
bitmap = image.ToBitmapSource();
Assert.AreEqual(MediaPixelFormats.Bgra32, bitmap.Format);
bitmap.CopyPixels(pixels, 60, 0);
Assert.AreEqual(36, pixels[0]);
Assert.AreEqual(28, pixels[1]);
Assert.AreEqual(237, pixels[2]);
Assert.AreEqual(255, pixels[3]);
}
}
public void Test_ToBitmapSource()
{
byte[] pixels = new byte[600];
using (MagickImage image = new MagickImage(Color.Red, 10, 10))
{
BitmapSource bitmap = image.ToBitmapSource();
bitmap.CopyPixels(pixels, 60, 0);
Assert.AreEqual(255, pixels[0]);
Assert.AreEqual(0, pixels[1]);
Assert.AreEqual(0, pixels[2]);
image.ColorSpace = ColorSpace.CMYK;
bitmap = image.ToBitmapSource();
bitmap.CopyPixels(pixels, 60, 0);
Assert.AreEqual(0, pixels[0]);
Assert.AreEqual(255, pixels[1]);
Assert.AreEqual(255, pixels[2]);
Assert.AreEqual(0, pixels[3]);
image.AddProfile(ColorProfile.USWebCoatedSWOP);
image.AddProfile(ColorProfile.SRGB);
bitmap = image.ToBitmapSource();
bitmap.CopyPixels(pixels, 60, 0);
Assert.AreEqual(237, pixels[0]);
Assert.AreEqual(28, pixels[1]);
Assert.AreEqual(36, pixels[2]);
}
}
