how to detect the object with character written on it and then crop the object out?i wanted to detect the car plate region..help me out..thks..and here is my code
Show older comments
i = imread('c2.jpg');
%image of c2 can be found in this link---https://www.google.com/search?q=car+plate+malaysia&source=lnms&tbm=isch&sa=X&ei=CpfjUZ_zNIaCrgee_YCoDw&sqi=2&ved=0CAcQ_AUoAQ&biw=1366&bih=649#facrc=_&imgdii=_&imgrc=vgo8fPgcyvixkM%3A%3BrlU7pCzBBN687M%3Bhttp%253A%252F%252Fwww.thecar.com.my%252Fimages%252Fimg_car%252F20071005jkschenA1124.JPG%3Bhttp%253A%252F%252Fwww.thecar.com.my%252Fcar0001808%3B450%3B337
i1 = rgb2gray(i);
i11 = imadjust(i1);
i2 = edge(i11,'canny',0.4);
figure,imshow(i2);
i22 = imclose(i2,se);
figure,imshow(i2);title('canny');
figure,imshow(i22);title('close line');
se = strel('square',2);
i3 = imdilate(i22,se);
i4 = imfill(i3,'holes');
[Ilabel num] = bwlabel(i4);
BW2 = bwareaopen(i4, 1620);
%d=bwmorph(BW2,'remove');
d=medfilt2(BW2,[3 3]); %median filter
e=imclearborder(d, 4);
[L,NUM]=bwlabel(e,4);
disp(L);
subplot(1,8,1);imshow(i1);title('gray');
subplot(1,8,2);imshow(i2);title('canny');
subplot(1,8,3);imshow(i3);title('dilate');
subplot(1,8,4);imshow(i4);title('fill holes');
subplot(1,8,5);imshow(BW2);title('connected');
subplot(1,8,6);imshow(d);title('median filter');
subplot(1,8,7);imshow(e);title('clear border');
subplot(1,8,8);imshow(i11);title('adjust');
for i=1:NUM
figure,imshow(L==i),title('object i');
% figure,imhist(L==i);
%J = imcrop(L==i,[60 40 100 90]);
% figure,imshow(X2);title('cropped');
pause(1);
end
disp(num);
3 Comments
Image Analyst
on 23 Jul 2013
Where did you upload the c2 image to? You forgot to tell us the URL.
Bob
on 23 Jul 2013
Bob
on 23 Jul 2013
Answers (0)
Categories
Find more on Language Support in Help Center and File Exchange
Products
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!