Python|Python opencv 图像宽高参数

  • windows系统显示的顺序是 尺寸 = 宽 * 高
  • img.shape的顺序是 高 宽 通道数
img = cv2.imread("0.jpg") imgInfo = img.shape height = imgInfo[0] width = imgInfo[1] # height: 480 # width: 720

  • (高 宽)
Circle = np.zeros((height, width, 3), dtype="uint8") cv2.circle(Circle, (150 + i*5, 150 + i*5), 150, (255, 255, 255), -1) cv2.imwrite("1.jpg", Circle)

  • (宽 高)
cv2.VideoWriter('1.mp4', -1, 1, (width, height))

【Python|Python opencv 图像宽高参数】2019.9.25

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