How to find average pixel value of an grayscale image in c++?

c++opencv
c++opencvHistogram
averagepixelvalue

asked 2018-08-04 02:22:19 -0600

Samjith888
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I'm going to classify the image into black or not. So i have to find the average pixel value of the image..

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~~really ??? please explain, why you think, you need the average for this.~~

berak ( 2018-08-04 02:35:55 -0600 )edit

If the average will be lesser than a specific value (eg: 100) then i can realize that this image has more black shades and i can classify this.If its like 0 to 30 then i can consider it as black image in humans view.

Samjith888 ( 2018-08-04 03:06:44 -0600 )edit

Do you know any other method to find whether the image is black or not?

Samjith888 ( 2018-08-04 03:14:14 -0600 )edit

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Yeah. It works. Thank you..

Samjith888 ( 2018-08-06 00:16:03 -0600 )edit

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How to find average pixel value of an grayscale image in c++?

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How to find average pixel value of an grayscale image in c++?