void FfmpegExporter::processError(QProcess::ProcessError error)
{
qWarning() << "Ffmpeg error:" << error;
switch(error) {
case QProcess::FailedToStart:
emit exporterError(tr("Couldn't start ffmpeg!"));
break;
case QProcess::Crashed:
emit exporterError(tr("Ffmpeg crashed!"));
break;
default:
emit exporterError(tr("Ffmpeg process error"));
break;
}
}
void PlaybackController::startVideoExport(VideoExporter *exporter)
{
Q_ASSERT(!m_exporter);
Q_ASSERT(exporter);
m_exporter = exporter;
m_exporter->setParent(this);
m_exporterReady = false;
m_waitedForExporter = false;
connect(m_exporter, &VideoExporter::exporterReady, this, &PlaybackController::exporterReady, Qt::QueuedConnection);
connect(m_exporter, SIGNAL(exporterError(QString)), this, SLOT(exporterError(QString)), Qt::QueuedConnection);
connect(m_exporter, SIGNAL(exporterFinished()), this, SLOT(exporterFinished()), Qt::QueuedConnection);
m_exporter->start();
emit exportStarted();
}
void ImageSeriesExporter::writeFrame(const QImage &image, int repeat)
{
for(int f=1;f<=repeat;++f) {
QString filename = _filepattern;
filename.replace(QLatin1Literal("{F}"), QString("%1").arg(frame() + f, 5, 10, QLatin1Char('0')));
filename.replace(QLatin1Literal("{E}"), _format);
QString fullpath = QFileInfo(QDir(_path), filename).absoluteFilePath();
QImageWriter writer(fullpath, _format);
if(!writer.write(image)) {
emit exporterError(writer.errorString());
return;
}
}
emit exporterReady();
}
