Patent ID: 11968447
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A long-focus shooting method, performed by an electronic device comprising a lens, wherein the long-focus shooting method comprises:
displaying a shooting interface of a camera of the electronic device, wherein the shooting interface comprises an image preview area, and wherein the image preview area displays a first preview stream;
receiving a first operation, wherein the first operation is used to adjust a first magnification of the first preview stream, and wherein the first operation is an adjustment operation of a user on a magnification in a magnification adjustment area; and
when the first magnification is greater than a first threshold, simultaneously displaying the image preview area and an auxiliary preview window on the shooting interface,
wherein the auxiliary preview window displays a second preview stream,
wherein the first preview stream is a preview stream at the first magnification,
wherein the second preview stream is a framed stream at a second magnification,
wherein the first preview stream is obtained by cropping the second preview stream,
wherein the first magnification is greater than or equal to the second magnification, and
wherein displaying the auxiliary preview window on the shooting interface in response to the first operation comprises when detecting that the first magnification is greater than or equal to the first threshold, automatically displaying, by the electronic device, the auxiliary preview window on the shooting interface.