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from time import sleep
import cv2
from pymba import Vimba
from pymba.frame import Frame
def on_callback(completed_frame: Frame):
print('Callback called!')
# get the image data as a numpy array
image = completed_frame.buffer_data_numpy()
# display image
cv2.imshow(camera.camera_id, image)
# waits for user to close image
cv2.waitKey(0)
if __name__ == '__main__':
with Vimba() as vimba:
camera = vimba.camera(0)
camera.open()
# setup camera and frame and capture a single image
camera.AcquisitionMode = 'SingleFrame'
frame = camera.new_frame()
frame.announce()
camera.start_capture()
frame.queue_for_capture(on_callback)
camera.run_feature_command('AcquisitionStart')
camera.run_feature_command('AcquisitionStop')
# wait long enough for the frame callback to be called
for _ in range(100):
sleep(0.1)
print('.', end='')
# stop capturing and clean up
camera.end_capture()
camera.flush_capture_queue()
camera.revoke_all_frames()
camera.close()
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