count how many pixel has value 255 in an image

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Tu Nguyen
Tu Nguyen 2022-2-16
编辑： AndresVar 2022-2-16
The image cameraman, how can we find how many pixel has value of 255? Please help me

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KALYAN ACHARJYA
KALYAN ACHARJYA 2022-2-16
编辑：KALYAN ACHARJYA 2022-2-16
data=GrayImage==255;
total_pix=sum(data(:))
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Tu Nguyen
Tu Nguyen 2022-2-16
Thank you, I just use the cameraman as an example. Thank a lot

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