Rotates in counterclockwise sense the image of 90, 180 or 270 degrees.
Mirrors horizontally or vertically the image.
This transformation treats the image as a matrix and transposes its
values, this means:
A[i, j] = A[j, i]
Resamples the image to obtain a bigger or a smaller image (scaling changes the number of pixels). It can be done independenlty for width and height or in an uniform manner.
Removes pixel from top, left, bottom or right returning a smaller image.