Attributes are properties of the image that might be present on some images and might affect image manipualation methods.
image_comment(image, comment = NULL)image_info(image)
magick image object returned by image_read() or image_graph()
string to set an image comment
Each attribute can be get and set with the same function. The image_info()
function returns a data frame with some commonly used attributes.
Other image: analysis,
  animation, color,
  composite, device,
  editing, effects,
  index, ocr,
  painting, transform