39 lines
779 B
Python
Executable File
39 lines
779 B
Python
Executable File
#!/usr/bin/python3
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# coding=utf-8
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"""
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Python OpenCV Class 002
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"""
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import cv2
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import numpy as np
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CAP = cv2.VideoCapture(0)
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# 设置蓝色阈值
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LOWER_BLUE = np.array([78, 43, 46])
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UPPER_BLUE = np.array([110, 255, 255])
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while 1:
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# 获取一帧图像并且显示
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RET, FRAME = CAP.read()
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cv2.imshow('Capture', FRAME)
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FRAME = cv2.GaussianBlur(FRAME, (5, 5), 1.5)
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cv2.imshow('Gaussian', FRAME)
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# 切换到 HSV 模式
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HSV = cv2.cvtColor(FRAME, cv2.COLOR_BGR2HSV)
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# 获取 Mask
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MASK = cv2.inRange(HSV, LOWER_BLUE, UPPER_BLUE)
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cv2.imshow('Mask', MASK)
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# Mask
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RES = cv2.bitwise_and(FRAME, FRAME, mask=MASK)
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cv2.imshow('Result', RES)
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if cv2.waitKey(1) & 0xFF == ord('q'):
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break
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CAP.release()
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cv2.destroyAllWindows()
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