/*
* $Id$
*
* Copyright (C) 2003-2014 JNode.org
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.test.gui;
import org.jnode.driver.ApiNotFoundException;
import org.jnode.driver.Device;
import org.jnode.driver.DeviceNotFoundException;
import org.jnode.driver.DeviceUtils;
import org.jnode.driver.video.ddc.DDC1NoSignalException;
import org.jnode.driver.video.ddc.DDC1ParseException;
import org.jnode.driver.video.ddc.DDC1Reader;
import org.jnode.driver.video.ddc.DisplayDataChannelAPI;
import org.jnode.driver.video.ddc.EDID;
import org.jnode.util.NumberUtils;
/**
* @author Ewout Prangsma (epr@users.sourceforge.net)
*/
public class DDC1Test {
public static void main(String[] args) {
final String devId = (args.length > 0) ? args[0] : "fb0";
try {
final Device dev = DeviceUtils.getDevice(devId);
System.out.println("Reading DDC1 data, please wait");
final DisplayDataChannelAPI api = dev.getAPI(DisplayDataChannelAPI.class);
final DDC1Reader reader = new DDC1Reader(api);
final EDID data = reader.read();
System.out.println("DDC1-EDID=" + data);
System.out.println("DDC1-EDID (raw)=" + NumberUtils.hex(data.getRawData()));
} catch (DeviceNotFoundException ex) {
System.out.println("Cannot find device " + devId);
} catch (ApiNotFoundException ex) {
System.out.println("No DisplayDataChannelAPI found on device " + devId);
} catch (DDC1NoSignalException ex) {
System.out.println("No DDC1 signal found");
} catch (DDC1ParseException ex) {
System.out.println("Invalid DDC1 data read: " + ex.getMessage() + ", it does not hurd to try again");
}
}
}