1 /***************************************************************************
2 * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
21 #include "renderjob.h"
23 #include <stdlib.h> // for getenv, posix portable to Windows: http://msdn.microsoft.com/en-us/library/tehxacec(VS.80).aspx
28 #include <QStringList>
31 // Can't believe I need to do this to sleep.
32 class SleepThread : QThread
35 virtual void run() {};
36 static void msleep(unsigned long msecs) {
37 QThread::msleep(msecs);
41 static QDBusConnection connection(QLatin1String(""));
43 RenderJob::RenderJob(bool erase, bool usekuiserver, const QString &renderer, const QString &profile, const QString &rendermodule, const QString &player, const QString &scenelist, const QString &dest, const QStringList &preargs, const QStringList &args, int in, int out) :
46 m_kdenliveinterface(NULL),
47 m_usekuiserver(usekuiserver),
50 m_scenelist = scenelist;
55 m_renderProcess = new QProcess;
58 if (in != -1) m_args << "in=" + QString::number(in);
59 if (out != -1) m_args << "out=" + QString::number(out);
62 //qDebug()<<"PRE ARGS: "<<preargs;
63 if (scenelist.startsWith("consumer:")) {
64 // Use MLT's producer_consumer, needs a different syntax for profile:
65 m_args << "profile=" + profile;
66 } else m_args << "-profile" << profile;
67 m_args << "-consumer" << rendermodule + ':' + m_dest << "progress=1" << args;
70 if (args.contains("pass=1")) m_dualpass = true;
72 connect(m_renderProcess, SIGNAL(stateChanged(QProcess::ProcessState)), this, SLOT(slotCheckProcess(QProcess::ProcessState)));
73 //connect(m_renderProcess, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(slotIsOver(int, QProcess::ExitStatus)));
74 m_renderProcess->setReadChannel(QProcess::StandardError);
76 m_enablelog = (getenv("KDENLIVE_RENDER_LOG") != NULL);
78 // Create a log of every render process.
79 m_logfile.setAutoRemove(false);
80 m_logfile.setFileTemplate(QDir::tempPath() + "/kdenlive_render.log.XXXXXXXX");
81 if (m_logfile.open()) {
82 qDebug() << "Writing render log to " << m_logfile.fileName();
85 qDebug() << "Unable to log to " << m_logfile.fileName();
87 m_logstream.setDevice(&m_logfile);
88 QString tmplist = scenelist;
89 if (tmplist.contains("consumer:")) {
90 QStringList tl = tmplist.split("consumer:");
91 if (tl.count() == 2) {
95 m_logstream << "Log starting. Dumping contents of " << tmplist << endl;
97 if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
98 m_logstream << "Unable to read contents of " << tmplist << endl;
101 QTextStream in(&file);
102 m_logstream << in.readAll() << endl;
108 RenderJob::~RenderJob()
110 if (m_renderProcess) delete m_renderProcess;
116 void RenderJob::slotAbort(const QString& url)
118 if (m_dest == url) slotAbort();
121 void RenderJob::slotAbort()
123 qDebug() << "Kdenlive-render: JOB ABORTED BY USER...";
124 m_renderProcess->kill();
126 if (m_kdenliveinterface) {
128 m_dbusargs.append(QString());
129 m_kdenliveinterface->callWithArgumentList(QDBus::NoBlock, "setRenderingFinished", m_dbusargs);
131 if (m_jobUiserver) m_jobUiserver->call("terminate", QString());
133 QFile f(m_scenelist);
139 m_logstream << "Job aborted by user" << endl;
146 void RenderJob::receivedStderr()
148 QString result = QString(m_renderProcess->readAllStandardError()).simplified();
149 if (!result.startsWith("Current Frame")) m_errorMessage.append(result + "<br>");
151 if (m_enablelog) m_logstream << "ReceivedStderr from melt: " << result << endl;
152 result = result.section(' ', -1);
153 int pro = result.toInt();
154 if (pro < 0 || pro > 100) return;
155 if (pro > m_progress) {
157 if (m_kdenliveinterface) {
158 if (!m_kdenliveinterface->isValid()) {
159 delete m_kdenliveinterface;
160 m_kdenliveinterface = NULL;
161 // qDebug() << "BROKEN COMMUNICATION WITH KDENLIVE";
164 m_kdenliveinterface->callWithArgumentList(QDBus::NoBlock, "setRenderingProgress", m_dbusargs);
166 } else if (pro % 5 == 0) {
167 // Try to restart communication with Kdenlive every 5 percents
168 // qDebug() << "TRYING TO RESTART COMMUNICATION WITH KDENLIVE";
169 initKdenliveDbusInterface();
173 m_jobUiserver->call("setPercent", (uint) m_progress);
174 /*int seconds = m_startTime.secsTo(QTime::currentTime());
175 seconds = seconds * (100 - m_progress) / m_progress;
176 m_jobUiserver->call("setDescriptionField", (uint) 1, tr("Remaining time"), QTime().addSecs(seconds).toString("hh:mm:ss"));*/
182 void RenderJob::start()
184 QDBusConnectionInterface* interface = QDBusConnection::sessionBus().interface();
185 if (interface && m_usekuiserver) {
186 if (!interface->isServiceRegistered("org.kde.JobViewServer")) {
187 qDebug() << "No org.kde.JobViewServer registered, trying to start kuiserver";
188 if (m_enablelog) m_logstream << "No org.kde.JobViewServer registered, trying to start kuiserver";
189 if (QProcess::startDetached("kuiserver")) {
190 qDebug() << "Started kuiserver";
191 if (m_enablelog) m_logstream << "Started kuiserver";
192 // Give it a couple of seconds to start
195 while (!interface->isServiceRegistered("org.kde.JobViewServer") && t.elapsed() < 3000) {
196 SleepThread::msleep(100); //Sleep 100 ms
199 qDebug() << "Failed to start kuiserver";
200 if (m_enablelog) m_logstream << "Failed to start kuiserver";
204 if (interface->isServiceRegistered("org.kde.JobViewServer")) {
205 QDBusInterface kuiserver("org.kde.JobViewServer", "/JobViewServer", "org.kde.JobViewServer");
206 QDBusReply<QDBusObjectPath> objectPath = kuiserver.call("requestView", "kdenlive", "kdenlive", 0x0001);
207 QString reply = ((QDBusObjectPath) objectPath).path();
208 m_jobUiserver = new QDBusInterface("org.kde.JobViewServer", reply, "org.kde.JobView");
210 m_startTime = QTime::currentTime();
211 m_jobUiserver->call("setPercent", (uint) 0);
212 m_jobUiserver->call("setInfoMessage", tr("Rendering %1").arg(QFileInfo(m_dest).fileName()));
213 //m_jobUiserver->call("setDescriptionField", (uint) 0, tr("Rendering to"), m_dest);
214 QDBusConnection::sessionBus().connect("org.kde.JobViewServer", reply, "org.kde.JobView", "cancelRequested", this, SLOT(slotAbort()));
219 initKdenliveDbusInterface();
221 // Because of the logging, we connect to stderr in all cases.
222 connect(m_renderProcess, SIGNAL(readyReadStandardError()), this, SLOT(receivedStderr()));
223 m_renderProcess->start(m_prog, m_args);
224 if (m_enablelog) m_logstream << "Started render process: " << m_prog << " " << m_args.join(" ") << endl;
225 qDebug() << "Started render process: " << m_prog << " " << m_args.join(" ");
229 void RenderJob::initKdenliveDbusInterface()
232 QDBusConnection connection = QDBusConnection::sessionBus();
233 QDBusConnectionInterface *ibus = connection.interface();
234 const QStringList services = ibus->registeredServiceNames();
235 foreach(const QString &service, services) {
236 if (!service.startsWith("org.kde.kdenlive"))
238 kdenliveId = service;
242 if (kdenliveId.isEmpty()) return;
243 m_kdenliveinterface = new QDBusInterface(kdenliveId,
245 "org.kdenlive.MainWindow",
249 if (m_kdenliveinterface) {
250 m_dbusargs.append(m_dest);
251 m_dbusargs.append((int) 0);
252 m_kdenliveinterface->callWithArgumentList(QDBus::NoBlock, "setRenderingProgress", m_dbusargs);
253 connect(m_kdenliveinterface, SIGNAL(abortRenderJob(const QString &)),
254 this, SLOT(slotAbort(const QString&)));
259 void RenderJob::slotCheckProcess(QProcess::ProcessState state)
261 if (state == QProcess::NotRunning) slotIsOver(m_renderProcess->exitStatus());
266 void RenderJob::slotIsOver(QProcess::ExitStatus status)
268 if (m_jobUiserver) m_jobUiserver->call("terminate", QString());
270 QFile f(m_scenelist);
273 if (status == QProcess::CrashExit || m_renderProcess->error() != QProcess::UnknownError) {
275 if (m_kdenliveinterface) {
276 m_dbusargs[1] = (int) - 2;
277 m_dbusargs.append(m_errorMessage);
278 m_kdenliveinterface->callWithArgumentList(QDBus::NoBlock, "setRenderingFinished", m_dbusargs);
281 args << "--error" << tr("Rendering of %1 aborted, resulting video will probably be corrupted.").arg(m_dest);
282 if (m_enablelog) m_logstream << "Rendering of " << m_dest << " aborted, resulting video will probably be corrupted." << endl;
283 qDebug() << "Rendering of " << m_dest << " aborted, resulting video will probably be corrupted.";
284 QProcess::startDetached("kdialog", args);
287 if (!m_dualpass && m_kdenliveinterface) {
288 m_dbusargs[1] = (int) - 1;
289 m_dbusargs.append(QString());
290 m_kdenliveinterface->callWithArgumentList(QDBus::NoBlock, "setRenderingFinished", m_dbusargs);
292 QDBusConnectionInterface* interface = QDBusConnection::sessionBus().interface();
293 if (!m_dualpass && interface && interface->isServiceRegistered("org.kde.knotify")) {
294 QDBusMessage m = QDBusMessage::createMethodCall("org.kde.knotify",
298 int seconds = m_startTime.secsTo(QTime::currentTime());
299 QList<QVariant> args;
300 args.append(QString("RenderFinished")); // action name
301 args.append(QString("kdenlive")); // app name
302 args.append(QVariantList()); // contexts
303 args.append(tr("Rendering of %1 finished in %2").arg(m_dest, QTime(0, 0, seconds).toString("hh:mm:ss"))); // body
304 args.append(QByteArray()); // app icon
305 QStringList actionList;
306 args.append(actionList); // actions
308 args.append(wid); // win id
310 m.setArguments(args);
311 QDBusMessage replyMsg = QDBusConnection::sessionBus().call(m);
313 if (m_enablelog) m_logstream << "Rendering of " << m_dest << " finished" << endl;
314 qDebug() << "Rendering of " << m_dest << " finished";
315 if (!m_dualpass && m_player != "-") {
316 if (m_enablelog) m_logstream << "Starting player" << endl;
319 QProcess::startDetached(m_player, args);
322 emit renderingFinished();
328 #include "renderjob.moc"