Focal Point X Position (fp-x)
The horizontal or x value of the focal point of an image.
Must be a float between 0.0 and 1.0, inclusive. The default value is 0.5, or the center of the image. For the focal point to be set on an image, fit=crop and crop=focalpointmust also be set.
Original

fit=crop&crop=focalpoint&fp-x=0.9

fit=crop&crop=focalpoint&fp-x=0.9&fp-z=30
