Patent ID: 11887403
Assignee: NANJING SILICON INTELLIGENCE TECHNOLOGY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 3:
4. The method according to claim 3, wherein the obtaining the first face image and the second face image by using the first filtered video and the second filtered video comprises:
performing video-to-frame splitting on the first filtered video and the second filtered video, to obtain the corresponding first video-to-frame split image and the corresponding second video-to-frame split image;
cropping digital-human mouth areas in frames based on the first video-to-frame split image and the second video-to-frame split image, to obtain the corresponding first mouth image and the corresponding second mouth image;
zooming in/out the first mouth image and the second mouth image to a same target size; and
obtaining facial key points through a facial recognition library, and cropping faces in the first filtered video and the second filtered video based on an external rectangle of the facial key points, to obtain the corresponding first face image and the corresponding second face image.