The embodiment of the invention relates to an image processing method and device, a mobile terminal and a computer readable storage medium. The method comprises the steps of: obtaining a photograph album obtained through face clustering; collecting face information of each image included in the photograph album, and obtaining a plurality of face parameters of the corresponding images according tothe face information; selecting a cover image according to the face parameter of each image; and capturing a face area image from the cover image, and setting the face area image to a cover of the photograph album. The image processing method and device, the mobile terminal and the computer readable storage medium can select a cover with high quality for the photograph album and can improve the display effect of the photograph album.