interactive_modulate: interactive modulating

In magickGUI: GUI Tools for Interactive Image Processing with 'magick'

interactive modulating

Description

Using image_modulate of 'magick' interactively. brightness and saturation and hue are parameters of image_modulate. See reference manual of 'magick' for detail.

Usage

interactive_modulate(
  image,
  range_max_brightness = 200,
  range_max_saturation = 200,
  range_max_hue = 200,
  resolution = 0.1,
  return_param = FALSE,
  scale
)

Arguments

image	a magick image object
range_max_brightness	define maximum in slider of brightness. must be positive.
range_max_saturation	define maximum in slider of saturation. must be positive.
range_max_hue	define maximum in slider of hue. must be positive.
resolution	resolution of slider
return_param	If return_param is TRUE, returns values of brightness and saturation and hue. If return_param is FALSE, returns a magick image object.
scale	geometry to be passed to image_scale function of magick package. image is scaled just for preview and result image is not scaled if scale is given.

Value

a magick image object or values of brightness, saturation, and hue

Author(s)

Shota Ochi

Examples

if (interactive())
{
  interactive_modulate(wizard)
}

magickGUI documentation built on Sept. 11, 2023, 5:06 p.m.