/*
This file is part of JFLICKS.
JFLICKS is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
JFLICKS 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with JFLICKS. If not, see <http://www.gnu.org/licenses/>.
*/
package org.jflicks.tv.recorder.v4l2;
import org.jflicks.job.JobContainer;
import org.jflicks.job.JobEvent;
import org.jflicks.job.JobManager;
import org.jflicks.job.SystemJob;
import org.jflicks.tv.recorder.BaseDeviceJob;
/**
* This job runs the v4l2-ctl program with the --info argument, then
* parses the output and keeps important information in it's properties.
*
* @author Doug Barnum
* @version 1.0
*/
public class InfoJob extends BaseDeviceJob {
private static final String DRIVER_INFO = "Driver Info";
private static final String DRIVER_NAME = "Driver name";
private static final String CARD_TYPE = "Card type";
private static final String BUS_INFO = "Bus info";
private static final String DRIVER_VERSION = "Driver version";
private static final String CAPABILITIES = "Capabilities";
private V4l2Device v4l2Device;
/**
* Simple no argument constructor.
*/
public InfoJob() {
}
/**
* The video for linux device.
*
* @return A V4l2Device instance.
*/
public V4l2Device getV4l2Device() {
return (v4l2Device);
}
private void setV4l2Device(V4l2Device d) {
v4l2Device = d;
}
private void applyDriverName(String s) {
V4l2Device d = getV4l2Device();
if (d != null) {
d.setDriverName(s);
}
}
private void applyCardType(String s) {
V4l2Device d = getV4l2Device();
if (d != null) {
d.setCardType(s);
}
}
private void applyBusInfo(String s) {
V4l2Device d = getV4l2Device();
if (d != null) {
d.setBusInfo(s);
}
}
private void applyDriverVersion(String s) {
V4l2Device d = getV4l2Device();
if (d != null) {
d.setDriverVersion(s);
}
}
private void applyCapabilitiesMask(String s) {
V4l2Device d = getV4l2Device();
if (d != null) {
d.setCapabilitiesMask(s);
}
}
private void addCapability(String s) {
V4l2Device d = getV4l2Device();
if ((d != null) && (s != null)) {
d.addCapability(s);
}
}
/**
* {@inheritDoc}
*/
public void start() {
V4l2Device d = new V4l2Device();
d.setPath(getDevice());
setV4l2Device(d);
setTerminate(false);
}
/**
* {@inheritDoc}
*/
public void run() {
SystemJob job = SystemJob.getInstance("v4l2-ctl -d " + getDevice()
+ " --info");
fireJobEvent(JobEvent.UPDATE, "command <" + job.getCommand() + ">");
setSystemJob(job);
job.addJobListener(this);
JobContainer jc = JobManager.getJobContainer(job);
setJobContainer(jc);
jc.start();
while (!isTerminate()) {
JobManager.sleep(getSleepTime());
}
fireJobEvent(JobEvent.COMPLETE);
}
/**
* {@inheritDoc}
*/
public void stop() {
setTerminate(true);
JobContainer jc = getJobContainer();
if (jc != null) {
jc.stop();
setJobContainer(null);
}
}
/**
* {@inheritDoc}
*/
public void jobUpdate(JobEvent event) {
if (event.getType() == JobEvent.COMPLETE) {
SystemJob job = getSystemJob();
if (job != null) {
String output = job.getOutputText();
setJobContainer(null);
if (output != null) {
String[] array = output.split("\n");
if (array != null) {
for (int i = 0; i < array.length; i++) {
String line = array[i];
line = line.trim();
int index = line.indexOf(":") + 1;
String tmp = line.substring(index);
if (tmp != null) {
tmp = tmp.trim();
}
if (line.startsWith(DRIVER_NAME)) {
applyDriverName(tmp);
} else if (line.startsWith(CARD_TYPE)) {
applyCardType(tmp);
} else if (line.startsWith(BUS_INFO)) {
applyBusInfo(tmp);
} else if (line.startsWith(DRIVER_VERSION)) {
applyDriverVersion(tmp);
} else if (line.startsWith(CAPABILITIES)) {
applyCapabilitiesMask(tmp);
} else {
if (!line.startsWith(DRIVER_INFO)) {
addCapability(tmp);
}
}
}
}
}
stop();
}
}
}
}