Android - measure distance of object from cameraHow can i measure distance of object from camera in android ? i am developing app for android people can measure distance from their mobile to particular object , and i found some app also working on same concept like
some android app ::
smart distance - https://play.google.com/store/apps/details?id=kr.sira.distance
smart measure- https://play.google.com/store/apps/details?id=kr.sira.measure
give me some hint so i can measure distance of object from camera in android .