Files
displayarray/examples/callbacks/black_and_white.py

17 lines
317 B
Python

from displayarray import display
import numpy as np
def black_and_white(arr):
return (np.sum(arr, axis=-1) / 3).astype(np.uint8)
import time
t0 = t1 = time.time()
for up in display(0, size=(1, 1), callbacks=black_and_white):
if up:
t1 = time.time()
print(1.0 / (t1 - t0))
t0 = t1