openmv/scripts/unittest/tests/logpolar.py
iabdalkader 4b1837f72e scripts: Update unit tests.
Co-authored-by: Kwabena W Agyeman <kwagyeman@users.noreply.github.com>
Signed-off-by: iabdalkader <i.abdalkader@gmail.com>
2025-10-18 17:14:36 +02:00

23 lines
537 B
Python

def unittest(data_path, temp_path):
import image
# Create test image
img = image.Image(64, 64, image.GRAYSCALE)
# Fill with radial pattern
for y in range(64):
for x in range(64):
dx = x - 32
dy = y - 32
dist = int((dx*dx + dy*dy) ** 0.5)
img.set_pixel(x, y, (dist * 8) % 256)
# Apply log-polar transform
img.logpolar(reverse=False)
# Verify image still valid
if img.width() != 64 or img.height() != 64:
return False
return True