Compare current image with another image. Sets meanErrorPerPixel,
normalizedMaxError , and normalizedMeanError in the current image.
false is returned if the images are identical. An ErrorOption
exception is thrown if the reference image columns, rows, colorspace,
or matte differ from the current image.
Compare current image with another image. Sets meanErrorPerPixel, normalizedMaxError , and normalizedMeanError in the current image. false is returned if the images are identical. An ErrorOption exception is thrown if the reference image columns, rows, colorspace, or matte differ from the current image.