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Graduated color correction of digital terrain assets across different levels of detail

机译:跨越不同细节级别的数字地形资产的渐变色校正

摘要

The embodiments described below include systems, methods, and computer storage mediums for blending image assets based on changes in a zoom level. An exemplary method includes determining an image asset from a collection of image assets, wherein the image asset is determined as a function of the zoom level. When the zoom level meets a threshold zoom level, a color corrected image asset is determined from the collection of image assets. The color corrected image asset is determined as a function of the zoom level and a color correction profile. The image asset and the color corrected image asset are blended, where the blending includes applying a first coefficient value to the image asset and a second coefficient to the color corrected image asset. Each of the first and second coefficient values may be determined as a function of the difference between the zoom level and the threshold zoom level.
机译:以下描述的实施例包括用于基于缩放水平的变化来混合图像资产的系统,方法和计算机存储介质。一种示例性方法包括从图像资产的集合中确定图像资产,其中,根据缩放级别确定图像资产。当缩放级别达到阈值缩放级别时,从图像资产的集合中确定经过颜色校正的图像资产。根据缩放级别和颜色校正配置文件确定颜色校正后的图像资产。混合图像资产和经颜色校正的图像资产,其中混合包括将第一系数值应用于图像资产,将第二系数应用于颜色校正的图像资产。可以根据缩放水平和阈值缩放水平之间的差异来确定第一系数值和第二系数值中的每一个。

著录项

  • 公开/公告号US8824794B1

    专利类型

  • 公开/公告日2014-09-02

    原文格式PDF

  • 申请/专利权人 GOOGLE INC.;

    申请/专利号US201313747873

  • 发明设计人 REUEL WILLIAM NASH;

    申请日2013-01-23

  • 分类号G06K9/00;G06T5/00;

  • 国家 US

  • 入库时间 2022-08-21 16:02:39

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