On Mon, Sep 01, 2014 at 10:20:02PM +0700, Whees Northbee wrote:
> for contour, hier in zip(contours, hierarchy):
> (x,y,w,h) = cv2.boundingRect(contour)
What is the value of y here?
Insert a line "print(x, y, w, h)" so you can see what values they take.
> if w > 10 and h > 15:
Is this condition ever true? Perhaps this block of code never gets
executed at all.
> cv2.rectangle(frame, (x,y), (x+w,y+h), (180, 0, 0), 1)
> x1=w/2 #to find centroid
> y1=h/2
> cx=x+x1
> cy=y+y1
What's the value of cy?
> centroid=(cx,cy)
> cv2.circle(frame,(int(cx),int(cy)),1,(0,255,0),-1)
> dy=cy-170 #my first try to increase counter, not work
> if dy==0:
> if (cx<=320)and(cx>=70):
> counter=counter+1
That's better written as:
if 70 <= cx <= 320:
counter += 1
> if cy==170: #my second try to increasing, not work too
> counter=counter+1
What values does cy take?
--
Steven
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