1. Method of processing camera data of a mobile mapping system, the method comprising: obtaining camera data from at least one camera of the mobile mapping system; detecting at least one region in the camera data; applying a compression technique on the camera data in a first region; and obtaining range sensor data from at least a first range sensor, the range sensor data at least partially corresponding to the camera data, wherein the detecting includes using the range sensor data to identify the at least one region in the camera data.