@kidswong999 谢谢，我试一下

def colorfunc():
img = sensor.snapshot() # Take a picture and return the image.
statistics=img.get_statistics(roi=ROI)
color_l=statistics.l_mode()
color_a=statistics.a_mode()
color_b=statistics.b_mode()
print(color_l,color_a,color_b)
rgb=img.lab_to_rgb(color_l,color_a,color_b)
print(rgb)
img.draw_rectangle(ROI)

img = sensor.snapshot()
img = img.to_rgb565()
img.draw_cross(160,120)
rgb=img.get_pixel(160,120)
print(rgb)