GoProApi.java

package org.gopro.main;

import org.gopro.core.GoProHelper;
import org.gopro.core.model.BacPacStatus;
import org.gopro.core.model.ENCameraBoss;
import org.gopro.core.model.ENCameraPowerStatus;
import org.gopro.core.model.ENCameraReady;

public class GoProApi {

	public static final String _10_5_5_9 = "10.5.5.9";
	public static final int _POLLINGTIME = 4000;
	public static final int _RETRY_OPERATION = 3;

	public static void main(String[] args) throws Exception {

		try {
			LogX.info("Go Pro Starting....");

			// Getting the GoPro instance passing the credentials
			GoProApi gopro = new GoProApi("goprt4231");

			// Starting a record in Go Pro
			gopro.startRecord();

			// Stopping a record in Go Pro
			gopro.stopRecord();

			// Stop record and then dispatch a power off operation against GoPro
			// camera
			gopro.stopRecordAndPowerOff();

			// See more functions
			GoProHelper helper = gopro.getHelper();

			// helper.deleteFilesOnSd()

			// Example how power on and start, wait some seconds and then stop
			// with power off
			for (int i = 0; i < 10; i++) {

				gopro.powerOnAndStartRecord();

				LogX.info("Waiting...." + 2 * _POLLINGTIME);
				Thread.sleep(2 * _POLLINGTIME);

				gopro.stopRecordAndPowerOff();
			}

			LogX.info("==== DONE ====");

		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	public void powerOnAndStartRecord() throws Exception {
		boolean goproIsReady = false;

		try {
			verifyIfGoProIsPowerOn();

			verifyIfGoProIsReadyToRecord();

			goproIsReady = true;
		} catch (Exception e) {
			System.out.println("The gopro is not poweron. Let try agin power on. ["
					+ e.getMessage() + "]");
			goproIsReady = powerAndWaitUntilIsReady();
		}

		if (goproIsReady) {

			waitUntilIsReadyToReceiveCmd();

			System.out.println("Starting record");
			startRecord();

			System.out.println("Started.");
		}
	}

	public void stopRecordAndPowerOff() throws Exception {

		System.out.println("Stopping record");
		stopRecord();

		System.out.println("Stopped.");

		Thread.sleep(_POLLINGTIME);

		System.out.println("Power Off Go Pro");
		powerOff();

		System.out.println("Power Off.");
	}

	private BacPacStatus verifyIfGoProIsReadyToRecord() throws Exception {

		System.out.println("Verifying if go pro is ready...");
		BacPacStatus bacpacStatus = getHelper().getBacpacStatus();
		int cameraReady = bacpacStatus.getCameraReady();
		System.out.println("Camera ready 		? " + cameraReady);

		if (ENCameraReady.READY.getCode() != cameraReady) {
			throw new Exception("The go pro is not ready. Check if it is power on.");
		}

		return bacpacStatus;
	}

	private BacPacStatus verifyIfGoProIsPowerOn() throws Exception {

		System.out.println("Verifying if go pro is power on...");

		BacPacStatus bacpacStatus = getHelper().getBacpacStatus();

		int cameraPower = bacpacStatus.getCameraPower();
		System.out.println("Camera power ? " + cameraPower);
		if (ENCameraPowerStatus.POWERON.getCode() != cameraPower) {
			throw new Exception("The go pro is not power on.");
		}
		return bacpacStatus;
	}

	public boolean powerAndWaitUntilIsReady() throws Exception {

		boolean result = false;

		System.out.println("Sending power on to gopro");
		powerOn();

		int timeout = 0;

		for (int i = 0; i < _RETRY_OPERATION; i++) {

			try {
				verifyIfGoProIsReadyToRecord();

				result = true;

				break;
			} catch (Exception e) {
				System.out.println("Fail to check if gopro is ready. Let try again. Waiting time ["
						+ _POLLINGTIME + "]");
			}

			Thread.sleep(_POLLINGTIME);

			timeout++;
		}
		if (timeout == _RETRY_OPERATION) {
			throw new Exception(
					"The wait has timeout[waitUntilIsBOSSReady], check if the go pro is working correctly.");
		}

		return result;
	}

	public boolean waitUntilIsReadyToReceiveCmd() throws Exception {

		boolean result = false;

		int timeout = 0;
		for (int i = 0; i < _RETRY_OPERATION; i++) {

			try {
				verifyIfGoProIsReadyToReceiveCmd();

				result = true;
				break;
			} catch (Exception e) {
				System.out.println("Fail to check if gopro is ready. Let try again. Waiting time ["
						+ _POLLINGTIME + "]");
			}
			Thread.sleep(_POLLINGTIME);

			timeout++;
		}

		if (timeout == _RETRY_OPERATION) {
			throw new Exception(
					"The wait has timeout[waitUntilIsReadyToReceiveCmd], check if the go pro is working correctly.");
		}

		return result;
	}

	private BacPacStatus verifyIfGoProIsReadyToReceiveCmd() throws Exception {
		System.out.println("Verifying if go pro is ready to receive command(BOSS ready)...");

		BacPacStatus bacpacStatus = getHelper().getBacpacStatus();

		int bossReady = bacpacStatus.getBOSSReady();

		System.out.println("Camera BOSSReady :" + bossReady);

		if (ENCameraBoss.READY_TO_RECEIVE_CMD.getCode() != bossReady) {
			throw new Exception("The go pro is not ready to receive url cmd(i.e start record).");
		}

		return bacpacStatus;
	}

	private GoProHelper helper;

	public GoProApi(String password) {
		setHelper(new GoProHelper(_10_5_5_9, 80, password));

	}

	public GoProHelper getHelper() {
		return helper;
	}

	public void setHelper(GoProHelper helper) {
		this.helper = helper;
	}

	public void startRecord() throws Exception {
		getHelper().startRecord();
	}

	public void stopRecord() throws Exception {
		getHelper().stopRecord();
	}

	public void powerOn() throws Exception {
		getHelper().turnOnCamera();
	}

	public void powerOff() throws Exception {
		getHelper().turnOffCamera();
	}

}