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amarlearning/Generate HSV Histogram.py Secret

Created July 28, 2018 11:57
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Generate HSV Histogram.py
def hand_histogram(frame):
global hand_rect_one_x, hand_rect_one_y
hsv_frame = cv2.cvtColor(frame, cv2.COLOR_BGR2HSV)
roi = np.zeros([90, 10, 3], dtype=hsv_frame.dtype)
for i in range(total_rectangle):
roi[i * 10: i * 10 + 10, 0: 10] = hsv_frame[hand_rect_one_x[i]:hand_rect_one_x[i] + 10,
hand_rect_one_y[i]:hand_rect_one_y[i] + 10]
hand_hist = cv2.calcHist([roi], [0, 1], None, [180, 256], [0, 180, 0, 256])
return cv2.normalize(hand_hist, hand_hist, 0, 255, cv2.NORM_MINMAX)
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