projectRegionOfInterest
Takes a relation between a region of interest and a size and projects the region of interest to that new location
Project a region of interest from one Rect to another. For example, given the rect and region of interest:
| | | _ | | || | | | |______|
When projected to the following region:
| | | | |___________|
The position and size of the region of interest are scaled to the new rect.