Abstract: Provided are a recording medium, an image processing device, an image processing method, and an in-vehicle interface device capable of realizing a non-contact user interface matching a subjective opinion of a user. A computer readable non-transitory recording medium recording a computer program causes a computer to execute processes of acquiring an image in which a plurality of indicators is captured, and setting a pointer designating a position represented by ends of a first indicator and a second indicator at a position between the end of the first indicator and the end of the second indicator specified based on the acquired image.

Abstract: A location of an indicator in a camera image and a shape of the indicator are accurately detected.