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, QStringList parameters) : AbstractClipJob(PROXYJOB, cType, id, parameters),
32 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(QString s, params) {
57 if (s.count(' ') == 0) {
60 else s.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
67 double display_ratio = KdenliveDoc::getDisplayRatio(m_src);
68 mltParameters << "aspect=" + QString::number(display_ratio);
70 // Ask for progress reporting
71 mltParameters << "progress=1";
73 m_jobProcess = new QProcess;
74 m_jobProcess->setProcessChannelMode(QProcess::MergedChannels);
75 m_jobProcess->start(KdenliveSettings::rendererpath(), mltParameters);
76 m_jobProcess->waitForStarted();
78 else if (clipType == IMAGE) {
79 m_isFfmpegJob = false;
83 m_errorMessage.append(i18n("Cannot load image %1.", m_src));
84 setStatus(JOBCRASHED);
89 // Images are scaled to profile size.
90 //TODO: Make it be configurable?
91 if (i.width() > i.height()) proxy = i.scaledToWidth(m_renderWidth);
92 else proxy = i.scaledToHeight(m_renderHeight);
94 // Rotate image according to exif data
100 matrix.scale( -1, 1 );
103 matrix.rotate( 180 );
106 matrix.scale( 1, -1 );
109 matrix.rotate( 270 );
110 matrix.scale( -1, 1 );
117 matrix.scale( -1, 1 );
120 matrix.rotate( 270 );
123 processed = proxy.transformed( matrix );
124 processed.save(m_dest);
126 else proxy.save(m_dest);
131 m_isFfmpegJob = true;
132 QStringList parameters;
133 parameters << "-i" << m_src;
134 QString params = m_proxyParams;
135 foreach(const QString &s, params.split(' '))
138 // Make sure we don't block when proxy file already exists
140 parameters << m_dest;
141 m_jobProcess = new QProcess;
142 m_jobProcess->setProcessChannelMode(QProcess::MergedChannels);
143 m_jobProcess->start("ffmpeg", parameters, QIODevice::ReadOnly);
144 m_jobProcess->waitForStarted();
146 while (m_jobProcess->state() != QProcess::NotRunning) {
148 if (jobStatus == JOBABORTED) {
149 emit cancelRunningJob(m_clipId, cancelProperties());
150 m_jobProcess->close();
151 m_jobProcess->waitForFinished();
152 QFile::remove(m_dest);
154 m_jobProcess->waitForFinished(400);
157 if (jobStatus != JOBABORTED) {
158 int result = m_jobProcess->exitStatus();
159 if (result == QProcess::NormalExit) {
160 if (QFileInfo(m_dest).size() == 0) {
161 // File was not created
163 m_errorMessage.append(i18n("Failed to create proxy clip."));
164 setStatus(JOBCRASHED);
166 else setStatus(JOBDONE);
168 else if (result == QProcess::CrashExit) {
169 // Proxy process crashed
170 QFile::remove(m_dest);
171 setStatus(JOBCRASHED);
179 void ProxyJob::processLogInfo()
181 if (!m_jobProcess || jobStatus == JOBABORTED) return;
182 QString log = m_jobProcess->readAll();
183 if (!log.isEmpty()) m_logDetails.append(log + '\n');
187 // Parse FFmpeg output
188 if (m_jobDuration == 0) {
189 if (log.contains("Duration:")) {
190 QString data = log.section("Duration:", 1, 1).section(',', 0, 0).simplified();
191 QStringList numbers = data.split(':');
192 m_jobDuration = (int) (numbers.at(0).toInt() * 3600 + numbers.at(1).toInt() * 60 + numbers.at(2).toDouble());
195 else if (log.contains("time=")) {
196 QString time = log.section("time=", 1, 1).simplified().section(' ', 0, 0);
197 if (time.contains(':')) {
198 QStringList numbers = time.split(':');
199 progress = numbers.at(0).toInt() * 3600 + numbers.at(1).toInt() * 60 + numbers.at(2).toDouble();
201 else progress = (int) time.toDouble();
202 emit jobProgress(m_clipId, (int) (100.0 * progress / m_jobDuration), jobType);
207 if (log.contains("percentage:")) {
208 progress = log.section(':', -1).simplified().toInt();
209 emit jobProgress(m_clipId, progress, jobType);
214 ProxyJob::~ProxyJob()
218 const QString ProxyJob::destination() const
223 stringMap ProxyJob::cancelProperties()
225 QMap <QString, QString> props;
226 props.insert("proxy", "-");
230 const QString ProxyJob::statusMessage()
235 statusInfo = i18n("Creating proxy");
238 statusInfo = i18n("Waiting - proxy");