A photographing method includes enabling, by a first terminal device, an image shooting function, and obtaining and displaying a preview image, outputting, by the first terminal device, first prompt information based on the preview image if the preview image includes an image of an image output device, where the first prompt information indicates that the first terminal device can connect to a second terminal device which is a device determined by the first terminal device based on feature information of the image output device, connecting, by the first terminal device, to the second terminal device in response to an operation of triggering the first prompt information, receiving, by the first terminal device, first image sent by the second terminal device, where the first image includes content currently played by an image output device of the second terminal device.