Provided are an image processing method, a device, and a storage medium, the method comprising: performing human face detection on a first image, and obtaining position information for each human face in the first image, then determining whether the first image conforms to a multi-person composition rule on the basis of the position information of each human face in the first image; and cropping the first image based on the position information of each face in the first image to obtain a processed image, in response to the first image not complying with the multi-person composition rule.