+ QFileInfo info(file);
+ QString fileName = KUrl(path).fileName().section('.', 0, -2);
+ fileName.append("-" + m_documentProperties.value("documentid"));
+ fileName.append(info.lastModified().toString("-yyyy-MM-dd-hh-mm"));
+ fileName.append(".kdenlive.png");
+ KUrl backupFile = m_projectFolder;
+ backupFile.addPath(".backup/");
+ backupFile.addPath(fileName);
+ emit saveTimelinePreview(backupFile.path());