ImageEn, unit imageenview |
|
TImageEnView.ChromaKeyOptions
Declaration
property ChromaKeyOptions: TIEChromaKeyOptions;
Description
Options for selection of images making use of a Chroma-Key background (e.g. green screen).
These options are used:
◼When calling
SelectChromaKey◼When
MouseInteractGeneral includes
miSelectChromaKey◼When the
Brush Tool is set to
iebfSmartEraserA ChromaKey image contains a solid color block that is removed so that it can be applied to a background. E.g. in the following image the key color is neon green (R=0/G=254/B=0).
// Select subject in image with green chroma-key background
ImageEnView1.ChromaKeyOptions.KeyColor := clGreen;
ImageEnView1.ChromaKeyOptions.Mode := iecSubject;
ImageEnView1.ChromaKeyOptions.Saturation := 35;
ImageEnView1.ChromaKeyOptions.Tolerance := 0.25;
ImageEnView1.SelectChromaKey();
// Use Smart Eraser Brush tool
ImageEnView1.ChromaKeyOptions.Tolerance := 0.15;
ImageEnView1.BrushTool.BrushFill := iebfSmartEraser;
ImageEnView1.MouseInteractGeneral := [ miBrushTool ];