public void ShouldChangePixelsWhenArrayHasMaxNumberOfValues()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
var values = new QuantumType[113 * 108 * image.ChannelCount];
pixels.SetArea(10, 10, 113, 108, values);
ColorAssert.AreEqual(MagickColors.Black, image, image.Width - 1, image.Height - 1);
}
}
}
public void ShouldChangePixelWhenTooManyChannelsAreSupplied()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
Pixel pixel = new Pixel(0, 0, new QuantumType[] { 0, 0, 0, 0 });
pixels.SetPixel(pixel);
ColorAssert.AreEqual(MagickColors.Black, image, 0, 0);
}
}
}
public void ShouldReturnAllPixels()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
var values = pixels.ToArray();
int length = image.Width * image.Height * image.ChannelCount;
Assert.AreEqual(length, values.Length);
}
}
}
public void ShouldThrowExceptionWhenGeometryIsSpecifiedAndMappingIsEmpty()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
ExceptionAssert.Throws <MagickResourceLimitErrorException>(() =>
{
var values = pixels.ToByteArray(new MagickGeometry(1, 2, 3, 4), string.Empty);
});
}
}
}
public void ShouldThrowExceptionWhenOffsetWidthIsOutsideImage()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
ExceptionAssert.Throws <MagickCacheErrorException>(() =>
{
pixels.SetPixel(image.Width + 1, 0, new QuantumType[] { 0 });
});
}
}
}
public void ShouldThrowExceptionWhenMappingIsEmpty()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
ExceptionAssert.Throws <MagickResourceLimitErrorException>(() =>
{
pixels.ToByteArray(string.Empty);
});
}
}
}
public void ShouldReturnArrayWhenTwoChannelsAreSupplied()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
var values = pixels.ToByteArray("RG");
int length = image.Width * image.Height * 2;
Assert.AreEqual(length, values.Length);
}
}
}
public void ShouldThrowExceptionWhenWidthZero()
{
using (IMagickImage image = new MagickImage(MagickColors.Red, 5, 10))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
ExceptionAssert.Throws <InvalidOperationException>(() =>
{
pixels.GetArea(0, 0, 0, 1);
});
}
}
}
public void ShouldThrowExceptionWhenMappingIsEmpty()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentException("mapping", () =>
{
pixels.ToByteArray(string.Empty);
});
}
}
}
public void ShouldThrowExceptionWhenPixelWidthIsOutsideImage()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentOutOfRangeException("x", () =>
{
pixels.SetPixel(new Pixel(image.Width + 1, 0, 3));
});
}
}
}
public void ShouldThrowExceptionWhenWidthTooLow()
{
using (IMagickImage image = new MagickImage(MagickColors.Red, 5, 10))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
ExceptionAssert.Throws <OverflowException>(() =>
{
pixels.GetArea(0, 0, -1, 1);
});
}
}
}
public void ShouldThrowExceptionWhenPixelIsNull()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentNullException("pixel", () =>
{
pixels.SetPixel((Pixel)null);
});
}
}
}
public void ShouldThrowExceptionWhenArrayIsEmpty()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentException("value", () =>
{
pixels.SetPixel(0, 0, new QuantumType[] { });
});
}
}
}
public void ShouldChangePixelsWhenGeometryAndByteArrayAreSpecified()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
var values = new byte[113 * 108 * image.ChannelCount];
pixels.SetArea(new MagickGeometry(10, 10, 113, 108), values);
ColorAssert.AreEqual(MagickColors.Black, image, image.Width - 1, image.Height - 1);
}
}
}
public void ShouldThrowExceptionWhenDoubleArrayIsNull()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentNullException("values", () =>
{
pixels.SetPixels((double[])null);
});
}
}
}
public void ShouldReturnArrayWhenTwoChannelsAreSuppliedAndMappingIsEnum()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
var values = pixels.ToByteArray(PixelMapping.RGB);
int length = image.Width * image.Height * 3;
Assert.AreEqual(length, values.Length);
}
}
}
public void ShouldReturnArrayWhenGeometryIsCorrect()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
var values = pixels.ToByteArray(new MagickGeometry(10, 10, 113, 108), "RG");
int length = 113 * 108 * 2;
Assert.AreEqual(length, values.Length);
}
}
}
public void ShouldThrowExceptionWhenXTooLow()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentOutOfRangeException("x", () =>
{
pixels.ToByteArray(-1, 0, 1, 1, "RGB");
});
}
}
}
public void ShouldThrowExceptionWhenMappingIsInvalid()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
ExceptionAssert.Throws <MagickOptionErrorException>(() =>
{
pixels.ToByteArray("FOO");
});
}
}
}
public void ShouldThrowExceptionWhenGeometryIsNullAndMappingIsEnum()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentNullException("geometry", () =>
{
pixels.ToByteArray(null, PixelMapping.RGB);
});
}
}
}
public void ShouldReturnPixelsWhenAreaIsCorrecy()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
var values = pixels.ToByteArray(60, 60, 63, 58, "RGBA");
int length = 63 * 58 * 4;
Assert.AreEqual(length, values.Length);
}
}
}
public void ShouldThrowExceptionWhenGeometryIsSpecifiedAndMappingIsNull()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentNullException("mapping", () =>
{
pixels.ToByteArray(new MagickGeometry(1, 2, 3, 4), null);
});
}
}
}
public void ShouldChangePixelWhenCompletePixelIsSupplied()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
Pixel pixel = new Pixel(0, 0, new QuantumType[] { 0, Quantum.Max, 0 });
pixels.SetPixel(pixel);
ColorAssert.AreEqual(MagickColors.Lime, image, 0, 0);
}
}
}
public void ShouldReturnArrayWhenGeometryIsCorrectAndMappingIsEnum()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
var values = pixels.ToShortArray(new MagickGeometry(10, 10, 113, 108), PixelMapping.RGB);
var length = 113 * 108 * 3;
Assert.AreEqual(length, values.Length);
}
}
}
public void ShouldThrowExceptionWhenPixelHeightIsOutsideImage()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixelsUnsafe())
{
ExceptionAssert.Throws <MagickCacheErrorException>(() =>
{
pixels.SetPixel(new Pixel(0, image.Height + 1, 3));
});
}
}
}
public void ShouldThrowExceptionWhenByteArrayHasInvalidSize()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentException("values", () =>
{
pixels.SetPixels(new byte[] { 0, 0, 0, 0 });
});
}
}
}
public void ShouldThrowExceptionWhenHeightOutsideImage()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.ThrowsArgumentOutOfRangeException("y", () =>
{
pixels.GetPixel(0, image.Height + 1);
});
}
}
}
public void ShouldChangePixelsWhenByteArrayHasMaxNumberOfValues()
{
using (IMagickImage image = new MagickImage(Files.ImageMagickJPG))
{
using (IPixelCollection pixels = image.GetPixels())
{
var values = new byte[image.Width * image.Height * image.ChannelCount];
pixels.SetPixels(values);
ColorAssert.AreEqual(MagickColors.Black, image, image.Width - 1, image.Height - 1);
}
}
}
public void ShouldReturnAllPixels()
{
using (IMagickImage image = new MagickImage(MagickColors.Purple, 4, 2))
{
using (IPixelCollection pixels = image.GetPixels())
{
var values = pixels.GetValues();
int length = 4 * 2 * 3;
Assert.AreEqual(length, values.Length);
}
}
}
private static void ThrowsArgumentException(string paramName, int x, int y, int width, int height)
{
using (IMagickImage image = new MagickImage(MagickColors.Red, 5, 10))
{
using (IPixelCollection pixels = image.GetPixels())
{
ExceptionAssert.Throws <ArgumentOutOfRangeException>(paramName, () =>
{
pixels.GetArea(x, y, width, height);
});
}
}
}
