def determine_hfd(self, num_samples):
cam_controller = get_camera_controller()
samples = []
for _ in range(num_samples):
# TODO this is dead - the interface changed
frame = cam_controller.capture_image('focus', 1.0, 20000)
numpy_image = frame.get_numpy_image()
image_greyscale = np.average(numpy_image, axis=2)
sample = FrameQualityAnalyzer().compute_hfd(image_greyscale)
samples.append(sample)
return sum(samples) / num_samples
def run_sequence():
try:
cam_controller = get_camera_controller()
frame_manager = get_frame_manager()
for frame in cam_controller.capture_sequence(
device_name, cam_state):
frame_manager.add_frame(frame, persist=cam_state.persist)
image_event(device_name, frame.path)
log_event(f'New frame: {frame.path}')
except Exception as e:
log_event(f'Capture error: {e}')
finally:
cam_state.sequence_stop_requested = False
cam_state.running_sequence = False
app_state.send_event()
def exp():
app_state = get_app_state()
cam_state = app_state.cameras[device_name]
cam_controller = get_camera_controller()
frame_manager = get_frame_manager()
try:
cam_state.capturing = True
app_state.send_event()
frame = cam_controller.capture_image(device_name, cam_state)
frame_manager.add_frame(frame, persist=cam_state.persist)
cam_state.capturing = False
app_state.send_event()
image_event(device_name, frame.path)
log_event(f'New frame: {frame.path}')
except TypeError as e:
log_event(f'Capture error: {e}')
cam_state.capturing = False
app_state.send_event()
def put(self, devicename, property):
return jsonify(get_camera_controller().set_property(devicename, property, request.json['value']))
def get(self, devicename, property):
return jsonify(get_camera_controller().property(devicename, property))
def get(self, devicename):
return jsonify(get_camera_controller().properties(devicename))
def get(self):
return jsonify(get_camera_controller().devices())
from flask import Flask
from flask_cors import CORS
from hti.server.config import Production
from hti.server.client import api_blueprint, client_blueprint
from hti.server.state.globals import get_camera_controller, get_axis_control
from lib.config import INDI_SERVER_COMMAND
app = Flask(__name__)
CORS(app)
config = Production
app.register_blueprint(api_blueprint)
app.register_blueprint(client_blueprint)
app.config.from_object(config)
app.secret_key = app.config['FLASK_SECRET_KEY']
subprocess.Popen(INDI_SERVER_COMMAND)
get_camera_controller()
get_axis_control()
if __name__ == '__main__':
parser = argparse.ArgumentParser()
args = parser.parse_args()
app.run(host=app.config['FLASK_HOST'],
port=app.config['FLASK_PORT'],
debug=app.config['FLASK_DEBUG'])