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.

    BODY FITTED ACCESSORY WITH PHYSICS SIMULATION

    公开(公告)号:US20230074826A1

    公开(公告)日:2023-03-09

    申请号:US17468774

    申请日:2021-09-08

    Applicant: Snap Inc.

    Abstract: Methods and systems are disclosed for performing operations comprising: receiving 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; obtaining an external mesh associated with an augmented reality (AR) element; determining that a first portion of the external mesh is associated with movement information of the 3D body mesh; determining that a second portion of the external mesh is associated with movement information of an external force model; deforming the first and second portions of the external mesh separately based on movement information of the 3D body mesh and movement information of the external force model; and modifying the video to include a display of the AR element based on the deformed first and second portions of the external mesh.

    Texture-based pose validation
    76.
    发明授权

    公开(公告)号:US11508087B2

    公开(公告)日:2022-11-22

    申请号:US15929333

    申请日:2020-04-27

    Applicant: Snap Inc.

    Abstract: Aspects of the present disclosure involve a system comprising a computer-readable storage medium storing a program and a method for detecting a pose of a user. The program and method include operations comprising: receiving a monocular image that includes a depiction of a body of a user in a given pose; detecting a plurality of skeletal joints of the body depicted in the monocular image; generating an outline of the body of the user based on the plurality of skeletal joints; retrieving a mask that represents a target pose; comparing the outline of the body depicted in the monocular image with the mask that represents the target pose; and determining that the given pose of the body of the user matches the target pose in response to comparing the outline of the body with the mask.

    REAL-TIME MOTION TRANSFER FOR PROSTHETIC LIMBS

    公开(公告)号:US20220157025A1

    公开(公告)日:2022-05-19

    申请号:US16951939

    申请日:2020-11-18

    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; identifying a set of skeletal joints corresponding to limbs of the person; tracking 3D movement of the set of skeletal joints corresponding to the limbs of the person in the video; causing display of a 3D virtual object that has a plurality of limbs including one or more extra limbs than the limbs of the person in the video; and moving the one or more extra limbs of the 3D virtual object based on the movement of the set of skeletal joints corresponding to the limbs of the person in the video.

    SIDE-BY-SIDE CHARACTER ANIMATION FROM REALTIME 3D BODY MOTION CAPTURE

    公开(公告)号:US20220130115A1

    公开(公告)日:2022-04-28

    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.

    INPUT PARAMETER BASED IMAGE WAVES
    79.
    发明申请

    公开(公告)号:US20220078391A1

    公开(公告)日:2022-03-10

    申请号:US17526136

    申请日:2021-11-15

    Applicant: Snap Inc.

    Abstract: A virtual wave creation system comprises an eyewear device that includes a frame, a temple connected to a lateral side of the frame, and a depth-capturing camera. Execution of programming by a processor configures the virtual wave creation system to generate, for each of multiple initial depth images, a respective wave image by applying a transformation function that is responsive to a selected input parameter to the initial three-dimensional coordinates. The virtual wave creation system creates a warped wave video including a sequence of the generated warped wave images. The virtual wave creation system presents, via an image display, the warped wave video.

    Input parameter based image waves
    80.
    发明授权

    公开(公告)号:US11178375B1

    公开(公告)日:2021-11-16

    申请号:US16658370

    申请日:2019-10-21

    Applicant: Snap Inc.

    Abstract: A virtual wave creation system comprises an eyewear device that includes a frame, a temple connected to a lateral side of the frame, and a depth-capturing camera. Execution of programming by a processor configures the virtual wave creation system to generate, for each of multiple initial depth images, a respective wave image by applying a transformation function that is responsive to a selected input parameter to the initial three-dimensional coordinates. The virtual wave creation system creates a warped wave video including a sequence of the generated warped wave images. The virtual wave creation system presents, via an image display, the warped wave video.

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