Capture photo with custom settings (exposure, gain, white balance, brightness, saturation, etc) for Pi Camera HQ M12.

capture_photo.py

import time

from picamera2 import Picamera2, Preview

picam2 = Picamera2()
picam2.start_preview(Preview.QTGL)

preview_config = picam2.create_preview_configuration()
capture_config = picam2.create_still_configuration()
picam2.configure(preview_config)

picam2.start()
time.sleep(2)

picam2.set_controls({"AeEnable": False})
picam2.set_controls({"ExposureTime": 40000})
picam2.set_controls({"AnalogueGain": 1.0})
picam2.set_controls({"AwbEnable": False})
picam2.set_controls({"Contrast": 1.1})
picam2.set_controls({"Brightness": 0.1})
picam2.set_controls({"Saturation": 1.1})
picam2.set_controls({"Sharpness": 1.0})

time.sleep(5)

image = picam2.switch_mode_and_capture_file(capture_config, "test.png")

picam2.close()