private void Distort(IMagickImage output, PointD[] corners, MagickGeometry inputDimensions, MagickGeometry trimmedDimensions, MagickColor backgroundColor)
{
MagickGeometry outputDimensions = GetDimensions(output, corners, inputDimensions, trimmedDimensions);
double[] arguments = new double[16]
{
corners[0].X, corners[0].Y, 0, 0,
corners[1].X, corners[1].Y, 0, outputDimensions.Height,
corners[2].X, corners[2].Y, outputDimensions.Width, outputDimensions.Height,
corners[3].X, corners[3].Y, outputDimensions.Width, 0
};
output.VirtualPixelMethod = VirtualPixelMethod.Background;
output.BackgroundColor = backgroundColor;
if (!DisableViewportCrop)
{
output.SetArtifact("distort:viewport", GetViewport(arguments, corners).ToString());
}
var distortSettings = new DistortSettings()
{
Bestfit = true
};
output.Distort(DistortMethod.Perspective, distortSettings, arguments);
output.BorderColor = backgroundColor;
output.Border(2);
output.ColorFuzz = ColorFuzz;
output.Trim();
output.RePage();
}
public void ShouldNotSetTheAttributesWhenTheyAreNotSpecified()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings();
settings.SetImageArtifacts(image);
Assert.Empty(image.ArtifactNames);
}
}
public void ShouldNotSetTheAttributesWhenTheyAreNotSpecified()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings();
settings.SetImageArtifacts(image);
Assert.IsNull(image.GetArtifact("distort:scale"));
Assert.IsNull(image.GetArtifact("distort:viewport"));
}
}
public void ShouldSetAnArtifactWhenTheViewportOfTheSettingsIsNotNull()
{
using (IMagickImage image = new MagickImage(Files.MagickNETIconPNG))
{
DistortSettings settings = new DistortSettings()
{
Viewport = new MagickGeometry(1, 2, 300, 400),
};
image.Distort(DistortMethod.Barrel, settings, new double[] { 0, 0, 0, 0, 0 });
Assert.AreEqual("300x400+1+2", image.GetArtifact("distort:viewport"));
}
}
public void ShouldSetAnArtifactWhenTheScaleOfTheSettingsIsNotNull()
{
using (IMagickImage image = new MagickImage(Files.MagickNETIconPNG))
{
DistortSettings settings = new DistortSettings()
{
Scale = 5.2,
};
image.Distort(DistortMethod.Barrel, settings, new double[] { 0, 0, 0, 0, 0 });
Assert.AreEqual("5.2", image.GetArtifact("distort:scale"));
}
}
public void ShouldSetViewport()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings()
{
Viewport = new MagickGeometry(1, 2, 3, 4),
};
settings.SetImageArtifacts(image);
Assert.AreEqual("3x4+1+2", image.GetArtifact("distort:viewport"));
}
}
public void ShouldSetScale()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings()
{
Scale = 4.2,
};
settings.SetImageArtifacts(image);
Assert.AreEqual("4.2", image.GetArtifact("distort:scale"));
}
}
public void ShouldRemoveViewport()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings
{
Viewport = new MagickGeometry(1, 2, 3, 4),
};
settings.SetImageArtifacts(image);
settings.RemoveImageArtifacts(image);
Assert.Empty(image.ArtifactNames);
}
}
public void ShouldRemoveScale()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings
{
Scale = 4.2,
};
settings.SetImageArtifacts(image);
settings.RemoveImageArtifacts(image);
Assert.Empty(image.ArtifactNames);
}
}
public void ShouldSetViewport()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings
{
Viewport = new MagickGeometry(1, 2, 3, 4),
};
ArtifactsHelper.SetImageArtifacts(image, settings);
Assert.Single(image.ArtifactNames);
Assert.Equal("3x4+1+2", image.GetArtifact("distort:viewport"));
}
}
public void ShouldSetScale()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings
{
Scale = 4.2,
};
ArtifactsHelper.SetImageArtifacts(image, settings);
Assert.Single(image.ArtifactNames);
Assert.Equal("4.2", image.GetArtifact("distort:scale"));
}
}
public void ShouldRemoveViewport()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings()
{
Viewport = new MagickGeometry(1, 2, 3, 4),
};
settings.SetImageArtifacts(image);
settings.RemoveImageArtifacts(image);
Assert.IsNull(image.GetArtifact("distort:viewport"));
}
}
public void ShouldRemoveScale()
{
using (var image = new MagickImage())
{
var settings = new DistortSettings()
{
Scale = 4.2,
};
settings.SetImageArtifacts(image);
settings.RemoveImageArtifacts(image);
Assert.IsNull(image.GetArtifact("distort:scale"));
}
}
private IMagickImage DistortOverlay(IMagickImage grayShirt, IMagickImage overlay, PointD[] overlayCoordinates, PointD[] tshirtCoordinates)
{
using (var images = new MagickImageCollection())
{
grayShirt.Alpha(AlphaOption.Transparent);
grayShirt.BackgroundColor = MagickColors.Transparent;
images.Add(grayShirt);
var croppedOverlay = CropOverlay(overlay, overlayCoordinates);
croppedOverlay.VirtualPixelMethod = VirtualPixelMethod.Transparent;
var arguments = CreateArguments(overlayCoordinates, tshirtCoordinates);
var distortSettings = new DistortSettings()
{
Bestfit = true
};
croppedOverlay.Distort(DistortMethod.Perspective, distortSettings, arguments);
ApplySharpen(croppedOverlay);
images.Add(croppedOverlay);
return(images.Merge());
}
}
