how can i morphing a circle?

The image of a circle to be transformed into an ellipse image using geometric effector. Develop code in MATLAB.

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Image Analyst
Image Analyst 2012-9-11

0 个投票

See the FAQ: How do I create a circle? You can take the 4th example and make it do an ellipse by giving x and y different sized radii. Good luck.

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C = bsxfun(@(x,y)hypot(x-50,y-50)<25,1:100,(1:100).'); %A circle
tform = [1 0 0;0.6 1 0;0 0 1]; %a transformation
tform = maketform('affine',tform); %create tform structure
C2 = imtransform(C,tform,'Size',size(C)); %transform
imshow(C2) %show
ioanna
ioanna 2012-9-13

0 个投票

i think it must appears gradually. How can i do this???

1 个评论

Whom are you talking to? You should put your follow up question as a comment to someone. You put it as an Answer to your own question, so basically you're asking yourself. To make something change gradually, you must change the input parameters gradually.

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