ribaltamento verticale(ribV) ed orizzontale(ribH)

def ribV(pict):
#@param pict: Picture
  allPix = getPixels(pict) # prendo tutti i pixel
  w,h = getWidth(pict), getHeight(pict)
  mirrorPoint = w/2
  for j in range(h):
    for i in range(mirrorPoint):
      leftP = getPixel(pict,i,j) # pixel attuale
      rightP = getPixel(pict,(w-i-1),j) # pixel specchiato
      #swap tra pixel: attraverso lo scambio dei colori
      colorL,colorR = getColor(leftP),getColor(rightP)
      setColor(rightP, colorL)
      setColor(leftP, colorR)

  show(pict)

def ribH(pict):
#@param pict: Picture
  allPix = getPixels(pict) # prendo tutti i pixel
  w,h = getWidth(pict), getHeight(pict)
  mirrorPoint = h/2
  for i in range(w):
    for j in range(mirrorPoint):
      leftP = getPixel(pict,i,j) # pixel attuale
      rightP = getPixel(pict,i,(h-j-1)) # pixel specchiato
      #swap tra pixel: attraverso lo scambio dei colori
      colorL,colorR = getColor(leftP),getColor(rightP)
      setColor(rightP, colorL)
      setColor(leftP, colorR)

  show(pict)