Matlab Hand Gesture Crop Function
/* This matlab code is used to crop the exact portion of the hand from the captured binary image */
function imgout=imgcrop(imgin)
imgin = imresize(cropimg,[240,240]);
columnsum=sum(cropimg);
rowsum=sum(cropimg');
q1=1;
q2=240;
q3=1;
q4=240;
for w=1:240
if (columnsum(1,w)>=10)
q1=w;
break;
end
end
for w=q1:240
if (columnsum(1,w)>=10)
q2=w;
end
end
for w=1:240
if (rowsum(1,w)>=10)
q3=w;
break;
end
end
for w=q3:240
if (rowsum(1,w)>=50)
q4=w;
end
end
imgout=cropimg(q3:q4,q1:q2);
imgout=[zeros(q4-q3+1,160-(q2-q1+1)),imgout;zeros(120-(q4- q3+1),160)];
imgout=imresize(imgout,[120,160]);
imgout=double(imgout);
Written by ABDUL RAOOF B
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