particle_filter.py 文件源码

def calc_hist(image):


    mask = cv2.inRange(image, np.array((0., 60.,32.)), np.array((180.,255.,255.)))
    hist = cv2.calcHist([image],[0],mask,[180],[0,180])
    #hist = cv2.calcHist(image,[0,1],None,[10,10],[0,180,0,255])
    cv2.normalize(hist,hist,0,1,norm_type=cv2.NORM_MINMAX)
    return hist