openflexure-microscope-server/hardware-specific-tests/picamera2/test_sensor_mode.py
Julian Stirling 0933ece63a Apply suggestions from code review of branch jpeg-capture-in-stacking
Co-authored-by: Beth Probert <beth_probert@outlook.com>
2025-06-25 15:39:36 +01:00

34 lines
1.1 KiB
Python

import logging
from fastapi.testclient import TestClient
import numpy as np
from labthings_fastapi.server import ThingServer
from labthings_fastapi.client import ThingClient
from openflexure_microscope_server.things.camera.picamera import StreamingPiCamera2
logging.basicConfig(level=logging.DEBUG)
def test_sensor_mode():
"""
Test capturing raw arrays in two different sensor modes
"""
cam = StreamingPiCamera2()
server = ThingServer()
server.add_thing(cam, "/camera/")
with TestClient(server.app) as test_client:
client = ThingClient.from_url("/camera/", client=test_client)
for size in [(3280, 2464), (1640, 1232)]:
client.sensor_mode = {"output_size": size, "bit_depth": 10}
arr = np.array(client.capture_array(stream_name="raw"))
# Check that the array dimensions match the requested image size.
# Note: Numpy array shape is (y,x), but the sensor is set with (x,y)
# hence the need to compare index 0 with index 1.
assert arr.shape[0] == size[1]
if __name__ == "__main__":
test_sensor_mode()