text.png how to remove vertical lettering on a photo?
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how to remove all of the vertical text in the image below? i'm trying the following code but it doesn't work
I=imread('text.png');
figure,imshow(I)
[r c]=ginput(4);
BW1=roipoly(I,r,c);
figure , imshow(BW1)
J = regionfill(I,r,c);
figure , imshow(J)
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Simon Chan
2022 年 1 月 6 日
regionfill supports grayscale image and your input image is a black and white image only.
Therefore, regionfill gives an error.
In your case, just use:
I(BW1)=0
to give you the final image
7 件のコメント
Simon Chan
2022 年 1 月 6 日
The function was introduced in R2018b, so I think you have an eariler MATLAB version.
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