EXTERNAL MESH WITH VERTEX ATTRIBUTES
    43.
    发明公开

    公开(公告)号:US20240070986A1

    公开(公告)日:2024-02-29

    申请号:US18502634

    申请日:2023-11-06

    Applicant: Snap Inc.

    Abstract: Methods and systems are disclosed for performing operations for deforming an external mesh. The operations comprise receiving a video that includes a depiction of a real-world object. The operations comprise generating a three-dimensional (3D) body mesh associated with the real-world object that tracks movement of the real-world object across frames of the video. The operations comprise obtaining an external mesh associated with an Augmented-Reality (AR) element. The operations comprise accessing a plurality of deformation attributes associated with the external mesh, each attribute corresponding to a different deformation model. The operations comprise separately deforming, based on respective deformation models, a first portion of the external mesh and a second portion of the external mesh. The operations comprise modifying the video to include a display of the AR element based on the separately deformed first and second portions of the external mesh.

    Deforming real-world object using an external mesh

    公开(公告)号:US11836866B2

    公开(公告)日:2023-12-05

    申请号:US17448158

    申请日:2021-09-20

    Applicant: Snap Inc.

    Abstract: Methods and systems are disclosed for performing operations comprising: receiving a video that includes a depiction of a real-world object; generating a three-dimensional (3D) body mesh associated with the real-world object that tracks movement of the real-world object across frames of the video; determining UV positions of the real-world object depicted in the video to obtain pixel values associated with the UV positions; generating an external mesh and associated augmented reality (AR) element representing the real-world object based on the pixel values associated with the UV positions; deforming the external mesh based on changes to the 3D body mesh and a deformation parameter; and modifying the video to replace the real-world object with the AR element based on the deformed external mesh.

    EXTERNAL MESH WITH VERTEX ATTRIBUTES

    公开(公告)号:US20230115531A1

    公开(公告)日:2023-04-13

    申请号:US17498394

    申请日:2021-10-11

    Applicant: Snap Inc.

    Abstract: Methods and systems are disclosed for performing operations for deforming an external mesh. The operations comprise receiving a video that includes a depiction of a real-world object. The operations comprise generating a three-dimensional (3D) body mesh associated with the real-world object that tracks movement of the real-world object across frames of the video. The operations comprise obtaining an external mesh associated with an Augmented-Reality (AR) element. The operations comprise accessing a plurality of deformation attributes associated with the external mesh, each attribute corresponding to a different deformation model. The operations comprise separately deforming, based on respective deformation models, a first portion of the external mesh and a second portion of the external mesh. The operations comprise modifying the video to include a display of the AR element based on the separately deformed first and second portions of the external mesh.

    Side-by-side character animation from realtime 3D body motion capture

    公开(公告)号:US11615592B2

    公开(公告)日:2023-03-28

    申请号:US17081178

    申请日:2020-10-27

    Applicant: Snap Inc.

    Abstract: Aspects of the present disclosure involve a system comprising a computer-readable storage medium storing at least one program, and a method for performing operations comprising: receiving a video that depicts a person; tracking three-dimensional (3D) movement of the person within the video using a 3D reference point; computing a 3D position for placement of an augmented reality item relative to the 3D reference point; causing to be displayed the augmented reality item within the video at the 3D position; and updating the 3D position of the augmented reality item in the video as the 3D reference point changes based on the 3D movement of the person.

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