Automatic light adjusting method and related camera
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United States of America Patent
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Dec 19, 2017
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app pub date -
Mar 1, 2017
filing date -
Mar 8, 2016
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Abstract
An automatic light adjusting method applied to a camera having at least one image capturing unit and a plurality of lighting units includes driving the plurality of lighting units to output maximal illumination, driving the at least one image capturing unit to acquire a first image by a first exposure duration, calculating a plurality of first light intensity of a plurality of regions on the first image, comparing the plurality of first light intensity with a predetermined range, and determining whether to set a first ratio about the plurality of first light intensity as a lighting limitation ratio of the plurality of lighting units according to a comparison result.
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