public void Test_IndexOutOfRange()
{
using (MagickImage image = new MagickImage(Color.Red, 5, 10))
{
using (PixelCollection pixels = image.GetReadOnlyPixels())
{
ExceptionAssert.Throws <ArgumentException>(delegate()
{
pixels.GetValue(5, 0);
});
ExceptionAssert.Throws <ArgumentException>(delegate()
{
pixels.GetValue(-1, 0);
});
ExceptionAssert.Throws <ArgumentException>(delegate()
{
pixels.GetValue(0, -1);
});
ExceptionAssert.Throws <ArgumentException>(delegate()
{
pixels.GetValue(0, 10);
});
}
}
}
public void Test_IndexOutOfRange()
{
using (MagickImage image = new MagickImage(MagickColors.Red, 5, 10))
{
using (PixelCollection pixels = image.GetPixels())
{
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetArea(4, 0, 2, 1);
});
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetArea(new MagickGeometry(0, 9, 1, 2));
});
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetArea(-1, 0, 1, 1);
});
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetArea(0, -1, 1, 1);
});
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetArea(0, 0, -1, 1);
});
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetArea(0, 0, 1, -1);
});
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetValue(5, 0);
});
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetValue(-1, 0);
});
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetValue(0, -1);
});
ExceptionAssert.Throws <ArgumentOutOfRangeException>(delegate()
{
pixels.GetValue(0, 10);
});
}
}
}
private static void Test_PixelColor(PixelCollection pixels, int x, int y, MagickColor color)
{
var values = pixels.GetValue(x, y);
Assert.AreEqual(3, values.Length);
MagickColor magickColor = new MagickColor(values[0], values[1], values[2]);
ColorAssert.AreEqual(color, magickColor);
}
public void Test_GetValue()
{
using (MagickImage image = new MagickImage(MagickColors.Red, 5, 10))
{
using (PixelCollection pixels = image.GetPixels())
{
var values = pixels.GetValue(0, 0);
Assert.AreEqual(3, values.Length);
MagickColor color = new MagickColor(values[0], values[1], values[2]);
ColorAssert.AreEqual(MagickColors.Red, color);
}
}
}
private int lineScan_H(PixelCollection pPixels, int pLine, int pWidth)
{
var pixelTotal = 0;
var scanCount = 0;
for (var x = 0; x < pWidth; x += _pixelSkipRateH)
{
pixelTotal += pPixels.GetValue(x, pLine)[0];
scanCount++;
}
var _return = pixelTotal / scanCount;
return(_return);
}
private int lineScan_V(PixelCollection pPixels, int pLine, int pHeight)
{
var pixelTotal = 0;
var scanCount = 0;
for (var x = 0; x < pHeight; x += _pixelSkipRateV)
{
pixelTotal += pPixels.GetValue(pLine, x)[0];
scanCount++;
}
scanCount--;
var _return = pixelTotal / scanCount;
return(_return);
}
