How to crop the circular ROI (already done) from the image ? I want to eliminate the black background for calculating average RGB values, so that i can calculate average luminance from the image.
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clear all
clc
hdr=hdrread('testfile.hdr');
rgb=tonemap(hdr);
figure;
imshow(rgb)
roi = drawcircle('Center',[400 400],'Radius',398);
BW=createMask(roi);
1 件のコメント
Omer Akatekin
2021 年 3 月 22 日
Are you doing for tunnel lighting access zone calculation ? because it seems to what i am trying to design app for these nowadays
回答 (1 件)
Abhishek Gupta
2021 年 2 月 15 日
Hi,
Referring to the following MATLAB Answer, which might help you in resolving the issue: -
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