qq_33912182的博客

QString folderPath = QFileDialog::getExistingDirectory(nullptr, "选择视频文件夹路径", QDir::homePath());QString savePath = QFileDialog::getExistingDirectory(nullptr, "选择图片保存路径", QDir::homePath());qDebug() << "保存帧：" << saveFilePath;qDebug() << "保存完成";