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36 lines
984 B
Python
36 lines
984 B
Python
# Keypoints Drawing
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#
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# This example shows off drawing keypoints on the OpenMV Cam. Usually you call draw_keypoints()
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# on a keypoints object but you can also call it on a list of 3-value tuples...
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import sensor
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import time
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import pyb
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sensor.reset()
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sensor.set_pixformat(sensor.RGB565) # or GRAYSCALE...
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sensor.set_framesize(sensor.QVGA) # or QQVGA...
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sensor.skip_frames(time=2000)
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clock = time.clock()
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while True:
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clock.tick()
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img = sensor.snapshot()
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for i in range(20):
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x = (pyb.rng() % (2 * img.width())) - (img.width() // 2)
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y = (pyb.rng() % (2 * img.height())) - (img.height() // 2)
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rot = pyb.rng() % 360
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r = (pyb.rng() % 127) + 128
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g = (pyb.rng() % 127) + 128
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b = (pyb.rng() % 127) + 128
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# This method draws a keypoints object or a list of (x, y, rot) tuples...
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img.draw_keypoints(
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[(x, y, rot)], color=(r, g, b), size=20, thickness=2, fill=False
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)
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print(clock.fps())
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