public RasterImage UnderlayImage { get; set; }
public:
property RasterImage^ UnderlayImage {
RasterImage^ get();
void set ( RasterImage^ );
}
UnderlayImage # get and set (TextureAlphaBlendCommand)
RasterImage object that references the image to be used as the underlying image. The command will use this image to underlay the mask image. You could ignore this property effect by passing null.
Run the TextureAlphaBlendCommand on an image.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Effects;
public void UnderlayImagePropertyExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg"));
// Prepare the command
RasterImage srcImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"ImageProcessingDemo\Image3.cmp"), 4, CodecsLoadByteOrder.Bgr, 1, 1);
//Load the fade mask image.
RasterImage maskImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"ImageProcessingDemo\FadeMask.bmp"), 4, CodecsLoadByteOrder.Bgr, 1, 1);
TextureAlphaBlendCommand command = new TextureAlphaBlendCommand();
command.DestinationRectangle = new LeadRect(image.Width / 2 - maskImage.Width / 2, image.Height / 2 - maskImage.Height / 2, maskImage.Width, maskImage.Height);
command.MaskImage = maskImage;
command.Opacity = 100;
command.SourceImage = srcImage;
command.SourcePoint = new LeadPoint(0, 0);
command.UnderlayImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "cannon.jpg"), 4, CodecsLoadByteOrder.Bgr, 1, 1);
command.UnderlayOffset = new LeadPoint(150, 10);
// Combine ImageSource with the affected image, with MaskImage and a 100 opacity.
command.Run(image);
codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images";
}
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