/*
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 java.io.File;
import java.util.Date;
import org.jflicks.configure.NameValue;
import org.jflicks.job.AbstractJob;
import org.jflicks.job.JobContainer;
import org.jflicks.job.JobEvent;
import org.jflicks.job.JobListener;
import org.jflicks.job.JobManager;
import org.jflicks.tv.Channel;
import org.jflicks.tv.recorder.StreamJob;
import org.jflicks.util.LogUtil;
/**
* This job supports the V4l2 recorder. There are several steps to recording
* from an V4l2.
*
* @author Doug Barnum
* @version 1.0
*/
public class V4l2StreamJob extends AbstractJob implements JobListener {
private V4l2Recorder v4l2Recorder;
private ControlJob controlJob;
private ChannelJob channelJob;
private StreamJob spewJob;
private JobContainer jobContainer;
/**
* This job supports the V4l2Recorder plugin.
*
* @param r A given V4l2Recorder instance.
*/
public V4l2StreamJob(V4l2Recorder r) {
setV4l2Recorder(r);
}
private ControlJob getControlJob() {
return (controlJob);
}
private void setControlJob(ControlJob j) {
controlJob = j;
}
private ChannelJob getChannelJob() {
return (channelJob);
}
private void setChannelJob(ChannelJob j) {
channelJob = j;
}
private StreamJob getStreamJob() {
return (spewJob);
}
private void setStreamJob(StreamJob j) {
spewJob = j;
}
private JobContainer getJobContainer() {
return (jobContainer);
}
private void setJobContainer(JobContainer jc) {
jobContainer = jc;
}
private V4l2Recorder getV4l2Recorder() {
return (v4l2Recorder);
}
private void setV4l2Recorder(V4l2Recorder r) {
v4l2Recorder = r;
}
private String getDevice() {
String result = null;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
result = r.getDevice();
}
return (result);
}
private int getAudioInput() {
int result = 0;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
result = r.getConfiguredAudioInputIndex();
}
return (result);
}
private int getVideoInput() {
int result = 0;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
result = r.getConfiguredVideoInputIndex();
}
return (result);
}
private String getControlArgument() {
String result = null;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
NameValue[] array = r.getConfiguredControls();
if (array != null) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < array.length; i++) {
String tag = array[i].getName();
String val = array[i].getValue();
if ((tag != null) && (val != null)) {
tag = tag.trim();
val = val.trim();
if (sb.length() > 0) {
sb.append(",");
}
sb.append(tag + "=" + val);
}
}
if (sb.length() > 0) {
result = sb.toString();
}
}
}
return (result);
}
private String getChannelChangeScriptName() {
String result = null;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
result = r.getConfiguredChannelChangeScriptName();
}
return (result);
}
private String getChannel() {
String result = null;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
Channel c = r.getChannel();
if (c != null) {
result = c.getNumber();
}
}
return (result);
}
private String getFrequencyTable() {
String result = null;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
result = r.getConfiguredFrequencyTable();
}
return (result);
}
private long getDuration() {
long result = -1;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
result = r.getDuration();
}
return (result);
}
private File getFile() {
File result = null;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
result = r.getDestination();
}
return (result);
}
private String getHost() {
String result = null;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
result = r.getHost();
}
return (result);
}
private int getPort() {
int result = 1234;
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
result = r.getPort();
}
return (result);
}
/**
* {@inheritDoc}
*/
public void start() {
setTerminate(false);
ControlJob conj = new ControlJob();
setControlJob(conj);
conj.addJobListener(this);
conj.setDevice(getDevice());
conj.setAudioInput(getAudioInput());
conj.setVideoInput(getVideoInput());
conj.setControlArgument(getControlArgument());
ChannelJob cj = new ChannelJob();
setChannelJob(cj);
cj.addJobListener(this);
cj.setDevice(getDevice());
cj.setChannel(getChannel());
cj.setFrequencyTable(getFrequencyTable());
cj.setScript(getChannelChangeScriptName());
StreamJob sj = new StreamJob();
setStreamJob(sj);
sj.addJobListener(this);
sj.setDevice(getDevice());
sj.setHost(getHost());
sj.setPort(getPort());
LogUtil.log(LogUtil.DEBUG, "Device: <" + getDevice() + ">");
LogUtil.log(LogUtil.DEBUG, "Host: <" + getHost() + ">");
LogUtil.log(LogUtil.DEBUG, "Port: <" + getPort() + ">");
LogUtil.log(LogUtil.DEBUG, "starting control job...");
JobContainer jc = JobManager.getJobContainer(conj);
setJobContainer(jc);
jc.start();
}
/**
* {@inheritDoc}
*/
public void run() {
while (!isTerminate()) {
JobManager.sleep(getSleepTime());
}
}
/**
* {@inheritDoc}
*/
public void stop() {
setTerminate(true);
JobContainer jc = getJobContainer();
if (jc != null) {
jc.stop();
}
V4l2Recorder r = getV4l2Recorder();
if (r != null) {
r.setRecording(false);
}
}
/**
* {@inheritDoc}
*/
public void jobUpdate(JobEvent event) {
if (event.getType() == JobEvent.COMPLETE) {
if (event.getSource() == getControlJob()) {
LogUtil.log(LogUtil.DEBUG, "starting channel job...");
JobContainer jc = JobManager.getJobContainer(getChannelJob());
setJobContainer(jc);
jc.start();
} else if (event.getSource() == getChannelJob()) {
LogUtil.log(LogUtil.DEBUG, "starting stream job...");
JobContainer jc = JobManager.getJobContainer(getStreamJob());
setJobContainer(jc);
jc.start();
} else if (event.getSource() == getStreamJob()) {
LogUtil.log(LogUtil.DEBUG, "streaming done at "
+ new Date(System.currentTimeMillis()));
stop();
}
} else if (event.getType() == JobEvent.UPDATE) {
LogUtil.log(LogUtil.DEBUG, event.getMessage());
}
}
}