public void Test_Colors()
{
using (MagickImage image = new MagickImage(Files.Coders.PlayerPSD))
{
using (PixelCollection pixels = image.GetReadOnlyPixels())
{
Pixel pixel = pixels.GetPixel(0, 0);
ColorAssert.AreEqual(MagickColor.Transparent, pixel.ToColor());
pixel = pixels.GetPixel(8, 6);
ColorAssert.AreEqual(Color.FromArgb(15, 43, 255), pixel.ToColor());
}
}
}
private static void TestPixels(MagickImage image, MagickColor firstRow, MagickColor secondRow)
{
using (PixelCollection pixels = image.GetPixels())
{
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 10; x++)
{
ColorAssert.AreEqual(y == 0 ? firstRow : secondRow, pixels.GetPixel(x, y).ToColor());
}
}
}
using (MemoryStream memStream = new MemoryStream())
{
image.Format = MagickFormat.Bmp;
image.Write(memStream);
memStream.Position = 0;
using (MagickImage output = new MagickImage(memStream))
{
using (PixelCollection pixels = output.GetPixels())
{
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 10; x++)
{
ColorAssert.AreEqual(y == 0 ? firstRow : secondRow, pixels.GetPixel(x, y).ToColor());
}
}
}
}
}
}
public void Test_Coalesce()
{
using (IMagickImageCollection collection = new MagickImageCollection())
{
ExceptionAssert.Throws <InvalidOperationException>(delegate()
{
collection.Coalesce();
});
collection.Read(Files.RoseSparkleGIF);
using (PixelCollection pixels = collection[1].GetPixels())
{
MagickColor color = pixels.GetPixel(53, 3).ToColor();
Assert.AreEqual(0, color.A);
}
collection.Coalesce();
using (PixelCollection pixels = collection[1].GetPixels())
{
MagickColor color = pixels.GetPixel(53, 3).ToColor();
Assert.AreEqual(Quantum.Max, color.A);
}
}
}
public void Test_FillColor()
{
using (MagickImage image = new MagickImage(MagickColors.Transparent, 100, 100))
{
ColorAssert.AreEqual(MagickColors.Black, image.Settings.FillColor);
Pixel pixelA;
image.Settings.FillColor = MagickColors.Red;
image.Read("caption:Magick.NET");
Assert.AreEqual(100, image.Width);
Assert.AreEqual(100, image.Height);
using (PixelCollection pixels = image.GetPixels())
{
pixelA = pixels.GetPixel(69, 6);
}
Pixel pixelB;
image.Settings.FillColor = MagickColors.Yellow;
image.Read("caption:Magick.NET");
using (PixelCollection pixels = image.GetPixels())
{
pixelB = pixels.GetPixel(69, 6);
}
ColorAssert.AreNotEqual(pixelA.ToColor(), pixelB.ToColor());
}
}
public static void AreEqual(MagickColor expected, IMagickImage image, int x, int y)
{
using (PixelCollection pixels = image.GetPixels())
{
AreEqual(expected, pixels.GetPixel(x, y));
}
}
public static void AreNotEqual(MagickColor notExpected, IMagickImage image, int x, int y)
{
using (PixelCollection collection = image.GetPixels())
{
AreNotEqual(notExpected, collection.GetPixel(x, y));
}
}
private MagickColor GetBorderColor(MagickImage image)
{
using (PixelCollection pixels = image.GetReadOnlyPixels())
{
return(pixels.GetPixel((int)BorderColorLocation.X, (int)BorderColorLocation.Y).ToColor());
}
}
public PixelCollection Draw(PixelCollection pixels, IList <Point> drawingPoints, DrawingItemProperties properties)
{
var fillPixel = pixels.GetPixel(drawingPoints.First());
FloodFill(pixels, fillPixel, fillPixel.Color, properties.Color);
return(pixels);
}
//===========================================================================================
private static void Test_Pixel(MagickImage image, int x, int y, MagickColor color)
{
using (PixelCollection collection = image.GetReadOnlyPixels())
{
ColorAssert.AreEqual(color, collection.GetPixel(x, y));
}
}
public void Test_Image_Read()
{
MagickReadSettings settings = CreateSettings();
using (MagickImage image = new MagickImage())
{
byte[] data = new byte[]
{
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0xf0, 0x3f,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0xf0, 0x3f,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
};
image.Read(data, settings);
Assert.AreEqual(2, image.Width);
Assert.AreEqual(1, image.Height);
using (PixelCollection pixels = image.GetReadOnlyPixels())
{
Pixel pixel = pixels.GetPixel(0, 0);
Assert.AreEqual(4, pixel.Channels);
Assert.AreEqual(0, pixel.GetChannel(0));
Assert.AreEqual(0, pixel.GetChannel(1));
Assert.AreEqual(0, pixel.GetChannel(2));
Assert.AreEqual(Quantum.Max, pixel.GetChannel(3));
pixel = pixels.GetPixel(1, 0);
Assert.AreEqual(4, pixel.Channels);
Assert.AreEqual(0, pixel.GetChannel(0));
Assert.AreEqual(Quantum.Max, pixel.GetChannel(1));
Assert.AreEqual(0, pixel.GetChannel(2));
Assert.AreEqual(0, pixel.GetChannel(3));
ExceptionAssert.Throws <ArgumentException>(delegate()
{
pixels.GetPixel(0, 1);
});
}
}
}
public void Test_Execute_Variables()
{
MagickScript script = new MagickScript(Files.Scripts.Variables);
string[] names = script.Variables.Names.ToArray();
Assert.AreEqual(3, names.Length);
Assert.AreEqual("width", names[0]);
Assert.AreEqual("height", names[1]);
Assert.AreEqual("color", names[2]);
using (MagickImage image = new MagickImage(Files.MagickNETIconPNG))
{
ExceptionAssert.Throws <ArgumentNullException>(delegate()
{
script.Execute(image);
});
script.Variables["width"] = "test";
ExceptionAssert.Throws <FormatException>(delegate()
{
script.Execute(image);
});
script.Variables.Set("width", 100);
ExceptionAssert.Throws <ArgumentNullException>(delegate()
{
script.Execute(image);
});
script.Variables["height"] = "100";
Assert.AreEqual("100", script.Variables.Get("height"));
script.Variables["color"] = Color.Yellow;
script.Execute(image);
Assert.AreEqual(100, image.Width);
Assert.AreEqual(100, image.Height);
using (PixelCollection pixels = image.GetReadOnlyPixels())
{
ColorAssert.AreEqual(Color.Yellow, pixels.GetPixel(0, 0));
}
}
}
public void Test_Scale()
{
using (MagickImage image = new MagickImage(Files.Circle))
{
MagickColor color = Color.FromArgb(159, 255, 255, 255);
using (PixelCollection pixels = image.GetReadOnlyPixels())
{
ColorAssert.AreEqual(color, pixels.GetPixel(image.Width / 2, image.Height / 2).ToColor());
}
image.Scale((Percentage)400);
using (PixelCollection pixels = image.GetReadOnlyPixels())
{
ColorAssert.AreEqual(color, pixels.GetPixel(image.Width / 2, image.Height / 2).ToColor());
}
}
}
public void Test_Read_Bytes()
{
#if Q8
var bytes = new byte[] { 1, 2, 3, 4 };
#elif Q16 || Q16HDRI
var bytes = new byte[] { 1, 0, 2, 0, 3, 0, 4, 0 };
#else
#error Not implemented!
#endif
MagickReadSettings settings = new MagickReadSettings()
{
Width = 1,
Height = 1
};
settings.Format = MagickFormat.Bgra;
using (IMagickImage image = new MagickImage(bytes, settings))
{
using (PixelCollection pixels = image.GetPixels())
{
Pixel pixel = pixels.GetPixel(0, 0);
Assert.AreEqual(4, pixel.Channels);
Assert.AreEqual(3, pixel.GetChannel(0));
Assert.AreEqual(2, pixel.GetChannel(1));
Assert.AreEqual(1, pixel.GetChannel(2));
Assert.AreEqual(4, pixel.GetChannel(3));
}
}
settings.Format = MagickFormat.Bgro;
using (IMagickImage image = new MagickImage(bytes, settings))
{
using (PixelCollection pixels = image.GetPixels())
{
Pixel pixel = pixels.GetPixel(0, 0);
Assert.AreEqual(4, pixel.Channels);
Assert.AreEqual(3, pixel.GetChannel(0));
Assert.AreEqual(2, pixel.GetChannel(1));
Assert.AreEqual(1, pixel.GetChannel(2));
Assert.AreEqual(Quantum.Max - 4, pixel.GetChannel(3));
}
}
}
public void Test_Extent()
{
using (MagickImage image = new MagickImage())
{
image.Read(Files.RedPNG);
image.Resize(new MagickGeometry(100, 100));
Assert.AreEqual(100, image.Width);
Assert.AreEqual(33, image.Height);
image.BackgroundColor = MagickColor.Transparent;
image.Extent(100, 100, Gravity.Center);
Assert.AreEqual(100, image.Width);
Assert.AreEqual(100, image.Height);
using (PixelCollection pixels = image.GetReadOnlyPixels())
{
Assert.IsTrue(pixels.GetPixel(0, 0).ToColor() == MagickColor.Transparent);
}
}
}
private static void TestPixels(MagickImage image, MagickColor color)
{
using (MemoryStream memStream = new MemoryStream())
{
image.Format = MagickFormat.Png;
image.Write(memStream);
memStream.Position = 0;
using (MagickImage output = new MagickImage(memStream))
{
using (PixelCollection pixels = image.GetReadOnlyPixels())
{
for (int i = 0; i < 10; i++)
{
ColorAssert.AreEqual(color, pixels.GetPixel(i, 0).ToColor());
}
}
}
}
}
private bool IsBorderColor(PixelCollection pixels, int x, int y)
{
MagickColor color = pixels.GetPixel(x, y).ToColor();
return(color.FuzzyEquals(_BorderColor, ColorFuzz));
}
