A list of points for extracting colors from the source image.
Set this image view port scale.
A new image marked with coordinates.
Color information or Radiance value that extracted from the input image. Radiance value only available on HDR image, and the unit is based on the Radiance study type. -Illuminance: lux -Luminance: cd/m2
Generates an animated gif image when there is a list of images.