upm/examples/java/VCAP_Example.java

/*
 * Author: Jon Trulson <jtrulson@ics.com>
 * Copyright (c) 2016 Intel Corporation.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

import upm_vcap.VCAP;

public class VCAP_Example 
{
    private static String defaultDev = "/dev/video0";

    public static void main(String[] args) throws InterruptedException
    {
// ! [Interesting]
        if (args.length > 0)
            defaultDev = args[0];

        System.out.println("Using device " + defaultDev);
        System.out.println("Initializing...");

        // Instantiate an VCAP instance, using the specified video device
        VCAP sensor = new VCAP(defaultDev);
        
        // enable some debug/verbose output
        sensor.setDebug(true);

        // This is just a hint.  The kernel can change this to a lower
        // resolution that the hardware supports.  Use getWidth() and
        // getHeight() methods to see what the kernel actually chose if you
        // care.
        sensor.setResolution(1920, 1080);

        // capture an image
        sensor.captureImage();
        
        // convert and save it as a jpeg
        sensor.saveImage("video-img1.jpg");

// ! [Interesting]
    }
}