carp_esense_package 0.20.4 carp_esense_package: ^0.20.4 copied to clipboard
The CARP eSense sampling package. Samples sensor and device events from the eSense ear plug device.
import 'package:carp_core/carp_core.dart';
import 'package:carp_mobile_sensing/carp_mobile_sensing.dart';
import 'package:carp_esense_package/esense.dart';
/// This is a very simple example of how this sampling package is used with
/// CARP Mobile Sensing (CAMS).
/// NOTE, however, that the code below will not run.
/// See the documentation on how to use CAMS:
/// https://github.com/cph-cachet/carp.sensing-flutter/wiki
void main() async {
// register this sampling package before using its measures
SamplingPackageRegistry().register(ESenseSamplingPackage());
// Create a study protocol using a local file to store data
CAMSStudyProtocol protocol = CAMSStudyProtocol()
..name = 'Track patient movement'
..owner = ProtocolOwner(
id: 'AB',
name: 'Alex Boyon',
email: 'alex@uni.dk',
)
..dataEndPoint = FileDataEndPoint(
bufferSize: 500 * 1000,
zip: true,
encrypt: false,
);
// define which devices are used for data collection - both phone and eSense
Smartphone phone = Smartphone(roleName: 'The main phone');
DeviceDescriptor eSense = ESenseDevice(roleName: 'The left eSense earplug');
protocol
..addMasterDevice(phone)
..addConnectedDevice(eSense);
// Add an automatic task that immediately starts collecting eSense button and sensor events.
protocol.addTriggeredTask(
ImmediateTrigger(),
AutomaticTask()
..addMeasures([
ESenseMeasure(
type: ESenseSamplingPackage.ESENSE_BUTTON,
name: 'eSense - Button',
description: "Collects button event from the eSense device",
deviceName: 'eSense-0332'),
ESenseMeasure(
type: ESenseSamplingPackage.ESENSE_SENSOR,
name: 'eSense - Sensor',
description:
"Collects movement data from the eSense inertial measurement unit (IMU) sensor",
deviceName: 'eSense-0332',
samplingRate: 5),
]),
phone);
// deploy this protocol using the on-phone deployment service
StudyDeploymentStatus status =
await CAMSDeploymentService().createStudyDeployment(protocol);
// at this time we can register an eSensee device which are connected to this phone (master device)
CAMSDeploymentService().registerDevice(
status.studyDeploymentId,
'The left eSense earbud',
DeviceRegistration('some device id'),
);
// now ready to get the device deployment configuration for this phone
CAMSMasterDeviceDeployment deployment = await CAMSDeploymentService()
.getDeviceDeployment(status.studyDeploymentId);
// Create a study deployment controller that can manage this deployment
StudyDeploymentController controller = StudyDeploymentController(deployment);
// initialize the controller and resume sampling
await controller.initialize();
controller.resume();
// listening and print all data events from the study
controller.data.forEach(print);
}