Exemple #1
0
def visualize(eigens):
    l1 = eigens[:,:,0]
    l2 = eigens[:,:,1]    
    m1 = np.min(l1)
    m2 = np.min(l2)
    r1 = np.max(l1) - m1 
    r2 = np.max(l2) - m2
    if r1 == 0:
        r1 = 1
    if r2 == 0:
        r2 = 1      
    l1cv = ut.np2cv(np.array( (1 - ((l1-m1) / r1)) * 255, dtype='uint8'))
    l2cv = ut.np2cv(np.array( (1 - ((l2-m2) / r2)) * 255, dtype='uint8'))
    hg.cvNamedWindow('eigen value 1', 1)
    hg.cvNamedWindow('eigen value 2', 1)
    hg.cvShowImage('eigen value 1', l1cv)
    hg.cvShowImage('eigen value 2', l2cv)
    while True:
        k = hg.cvWaitKey(33)
        if k == ' ':
            return
        if k == 'x':
            exit()
Exemple #2
0
def convert_ROS_image_to_cvimage(ROS_image, width, height):
    ROS_image = np.array(ROS_image, dtype='uint8')
    imNP = np.reshape(ROS_image,(height,width, 3))
    cvimage = ut.np2cv(imNP)

    return cvimage