ChangeViewPerspectiveCommand Class (original) (raw)
Summary
Rotates and flips the image data as necessary to achieve the desired view perspective.
Syntax
C#
Objective-C
C++/CLI
Java
Python
@interface LTChangeViewPerspectiveCommand : LTRasterCommand public class ChangeViewPerspectiveCommand extends RasterCommand public ref class ChangeViewPerspectiveCommand : public RasterCommand class ChangeViewPerspectiveCommand(RasterCommand): Example
This example will load an image and then change its view perspective.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing;
public void ChangeViewPerspectiveCommandExample()
{
RasterCodecs codecs = new RasterCodecs();
string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
// Load the source image from disk
RasterImage image = codecs.Load(srcFileName);
// Check the view perspective
Console.WriteLine("Original view perspective = {0}", image.ViewPerspective);
// If the view perspective is TopLeft, change to BottomLeft and vise versa
RasterViewPerspective viewPerspective = image.ViewPerspective;
if (viewPerspective == RasterViewPerspective.TopLeft)
viewPerspective = RasterViewPerspective.BottomLeft;
else
viewPerspective = RasterViewPerspective.TopLeft;
// Change the image view perspective
ChangeViewPerspectiveCommand command = new ChangeViewPerspectiveCommand();
command.ViewPerspective = viewPerspective;
command.InPlace = true;
command.Run(image);
// Re-check the view perspective
Console.WriteLine("New view perspective = {0}", image.ViewPerspective);
Assert.IsTrue(image.ViewPerspective == viewPerspective);
// Clean up
image.Dispose();
codecs.Dispose();
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
Leadtools Assembly