Patent attributes
Embodiments of the present invention relate to the communications field, and disclose a preview-image display method and a terminal device. obtain, by a terminal device, a first preview image during photographing, where the first preview image is a preview image that is of a current photographing screen and that is in a first photographing mode; determine a second photographing mode; obtain a second preview image, where the second preview image is a preview image that is of the current photographing screen and that is in the second photographing mode; determine a first part of the first preview image and a second part of the second preview image according to a preset rule; and display the first part of the first preview image and the second part of the second preview image in a preview area.