Method for processing non-feature regional images in face detection

The invention provides a method for processing non-feature regional images in face detection, belonging to the technical field of image processing. The method comprises the following four steps: firstly carrying out face detection and location, adjusting facial rectangular frame queues, and selecting one facial rectangular frame queue for image processing; extracting a facial contour, extracting a facial contour line by means of a geometric active contour model on the basis of face location, and then determining a facial region; separating out facial features in the facial region such as eyes, a nose, a mouth and the like by using a binarization image processing method, and then locating the facial features; and processing the non-feature facial regional images on the basis of location of the facial features to remove spots, wrinkle and flaws on facial skin in the non-feature facial region. The method can help rapidly detect and locate a plurality of facial positions in digital images or video, and completely preserve details of the facial images to achieve the effect of automatic facial beautification.