1. An image quality determination method, for an input image of any resolution, comprising: receiving an image from a scanner; storing the received image in storage; determining, using a processor connected to the storage, a ridge flow for the received image, wherein a grid spacing for the received image is determined based on a resolution of the received image; establishing a ridge flow map for a portion of the received image; identifying one or more ridge flow detections; determining a quality of the received image at least based on the identified ridge flow detections; and determining whether to provide feedback, via one or more of an audio and video feedback device connected to the processor, to a fingerprintee.