Environment synthesis for lighting an object

    公开(公告)号:US11694392B2

    公开(公告)日:2023-07-04

    申请号:US16372882

    申请日:2019-04-02

    Applicant: Apple Inc.

    CPC classification number: G06T15/50 G06T7/40 G06T7/73 G06T19/006

    Abstract: Various implementations disclosed herein include devices, systems, and methods that render a reflective surface of a computer-generated reality (“CGR”) object based on synthesis in a CGR environment. In order to render a reflective surface of the CGR object, one exemplary implementation involves synthesizing an environment map of a CGR environment representing a portion of a physical scene based on observed characteristics of the physical scene. In an implementation, generation of a complete environment map includes identifying pixels of the environment map with no corresponding texture and generating synthesized texture based on textural information associated with one or more camera images of the physical scene. In an implementation, a CGR object is rendered in the CGR environment, wherein an appearance of a reflective surface of the CGR object is determined based on the complete environment map of the CGR environment.

    Pixel Classification Techniques
    17.
    发明申请

    公开(公告)号:US20180018541A1

    公开(公告)日:2018-01-18

    申请号:US15213018

    申请日:2016-07-18

    Applicant: Apple Inc.

    Abstract: Systems, methods, and computer readable media to categorize a pixel (or other element) in an image into one of a number of different categories are described. In general, techniques are disclosed for using properties (e.g., statistics) of the regions being categorized to determine the appropriate size of window around a target pixel (element) and, when necessary, the manner in which the window may be changed if the current size is inappropriate. More particularly, adaptive window size selection techniques are disclosed for use when categorizing an image's pixels into one of two categories (e.g., black or white). Statistics of the selected region may be cascaded to determine whether the current evaluation window is acceptable and, if it is not, an appropriate factor by which to change the currently selected window's size

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