# Local image information

**URL:** <https://forum.opencv.org/t/local-image-information/7024>\
**Category:** Uncategorized\
**Created:** [January 7, 2022, 5:13pm UTC](https://forum.opencv.org/t/local-image-information/7024 "2022-01-07T17:13:30Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Stuart\_Reynolds](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.opencv.org/stuart_reynolds/32/4079_2.png) [@Stuart\_Reynolds](https://forum.opencv.org/u/Stuart_Reynolds)\
**Post date:** [January 7, 2022, 5:13pm UTC](https://forum.opencv.org/t/local-image-information/7024/1 "2022-01-07T17:13:30Z")

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Is there a standard measure of local information?  
Let’s say a portion of an image mostly a single color, or too dark or saturated to contain useful information, is there a good operator to return a pixel-wise local measure of this?