1 /***************************************************************************
3 * Copyright (C) 2011 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
19 ***************************************************************************/
21 #include "proxyclipjob.h"
22 #include "kdenlivesettings.h"
23 #include "kdenlivedoc.h"
28 ProxyJob::ProxyJob(CLIPTYPE cType, const QString &id, const QStringList& parameters) : AbstractClipJob(PROXYJOB, cType, id, parameters),
32 m_jobStatus = JOBWAITING;
33 description = i18n("proxy");
34 m_dest = parameters.at(0);
35 m_src = parameters.at(1);
36 m_exif = parameters.at(2).toInt();
37 m_proxyParams = parameters.at(3);
38 m_renderWidth = parameters.at(4).toInt();
39 m_renderHeight = parameters.at(5).toInt();
43 void ProxyJob::startJob()
45 // Special case: playlist clips (.mlt or .kdenlive project files)
47 if (clipType == PLAYLIST) {
48 // change FFmpeg params to MLT format
49 m_isFfmpegJob = false;
50 QStringList mltParameters;
51 mltParameters << m_src;
52 mltParameters << "-consumer" << "avformat:" + m_dest;
53 QStringList params = m_proxyParams.split('-', QString::SkipEmptyParts);
55 foreach(const QString &s, params) {
56 QString t = s.simplified();
57 if (t.count(' ') == 0) {
60 else t.replace(' ', '=');
64 mltParameters.append(QString("real_time=-%1").arg(KdenliveSettings::mltthreads()));
66 //TODO: currently, when rendering an xml file through melt, the display ration is lost, so we enforce it manualy
68 if (m_src.startsWith("consumer:")) display_ratio = KdenliveDoc::getDisplayRatio(m_src.section(":", 1));
69 else display_ratio = KdenliveDoc::getDisplayRatio(m_src);
70 mltParameters << "aspect=" + QLocale().toString(display_ratio);
72 // Ask for progress reporting
73 mltParameters << "progress=1";
75 m_jobProcess = new QProcess;
76 m_jobProcess->setProcessChannelMode(QProcess::MergedChannels);
77 m_jobProcess->start(KdenliveSettings::rendererpath(), mltParameters);
78 m_jobProcess->waitForStarted();
80 else if (clipType == IMAGE) {
81 m_isFfmpegJob = false;
85 m_errorMessage.append(i18n("Cannot load image %1.", m_src));
86 setStatus(JOBCRASHED);
91 // Images are scaled to profile size.
92 //TODO: Make it be configurable?
93 if (i.width() > i.height()) proxy = i.scaledToWidth(m_renderWidth);
94 else proxy = i.scaledToHeight(m_renderHeight);
96 // Rotate image according to exif data
102 matrix.scale( -1, 1 );
105 matrix.rotate( 180 );
108 matrix.scale( 1, -1 );
111 matrix.rotate( 270 );
112 matrix.scale( -1, 1 );
119 matrix.scale( -1, 1 );
122 matrix.rotate( 270 );
125 processed = proxy.transformed( matrix );
126 processed.save(m_dest);
128 else proxy.save(m_dest);
133 m_isFfmpegJob = true;
134 QStringList parameters;
135 parameters << "-i" << m_src;
136 QString params = m_proxyParams;
137 foreach(const QString &s, params.split(' '))
140 // Make sure we don't block when proxy file already exists
142 parameters << m_dest;
143 m_jobProcess = new QProcess;
144 m_jobProcess->setProcessChannelMode(QProcess::MergedChannels);
145 m_jobProcess->start(KdenliveSettings::ffmpegpath(), parameters, QIODevice::ReadOnly);
146 m_jobProcess->waitForStarted();
148 while (m_jobProcess->state() != QProcess::NotRunning) {
150 if (m_jobStatus == JOBABORTED) {
151 emit cancelRunningJob(m_clipId, cancelProperties());
152 m_jobProcess->close();
153 m_jobProcess->waitForFinished();
154 QFile::remove(m_dest);
156 m_jobProcess->waitForFinished(400);
159 if (m_jobStatus != JOBABORTED) {
160 int result = m_jobProcess->exitStatus();
161 if (result == QProcess::NormalExit) {
162 if (QFileInfo(m_dest).size() == 0) {
163 // File was not created
165 m_errorMessage.append(i18n("Failed to create proxy clip."));
166 setStatus(JOBCRASHED);
168 else setStatus(JOBDONE);
170 else if (result == QProcess::CrashExit) {
171 // Proxy process crashed
172 QFile::remove(m_dest);
173 setStatus(JOBCRASHED);
181 void ProxyJob::processLogInfo()
183 if (!m_jobProcess || m_jobStatus == JOBABORTED) return;
184 QString log = m_jobProcess->readAll();
185 if (!log.isEmpty()) m_logDetails.append(log + '\n');
189 // Parse FFmpeg output
190 if (m_jobDuration == 0) {
191 if (log.contains("Duration:")) {
192 QString data = log.section("Duration:", 1, 1).section(',', 0, 0).simplified();
193 QStringList numbers = data.split(':');
194 m_jobDuration = (int) (numbers.at(0).toInt() * 3600 + numbers.at(1).toInt() * 60 + numbers.at(2).toDouble());
197 else if (log.contains("time=")) {
198 QString time = log.section("time=", 1, 1).simplified().section(' ', 0, 0);
199 if (time.contains(':')) {
200 QStringList numbers = time.split(':');
201 progress = numbers.at(0).toInt() * 3600 + numbers.at(1).toInt() * 60 + numbers.at(2).toDouble();
203 else progress = (int) time.toDouble();
204 emit jobProgress(m_clipId, (int) (100.0 * progress / m_jobDuration), jobType);
209 if (log.contains("percentage:")) {
210 progress = log.section("percentage:", 1).simplified().section(' ', 0, 0).toInt();
211 emit jobProgress(m_clipId, progress, jobType);
216 ProxyJob::~ProxyJob()
220 const QString ProxyJob::destination() const
225 stringMap ProxyJob::cancelProperties()
227 QMap <QString, QString> props;
228 props.insert("proxy", "-");
232 const QString ProxyJob::statusMessage()
235 switch (m_jobStatus) {
237 statusInfo = i18n("Creating proxy");
240 statusInfo = i18n("Waiting - proxy");