Program Listing for File video_writer.h

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#ifndef MAPVIZ__VIDEO_WRITER_H_
#define MAPVIZ__VIDEO_WRITER_H_

#include <QObject>
#include <QMutex>
#include <QImage>

#include <memory>
#include <string>

#ifndef Q_MOC_RUN
#include <opencv2/highgui/highgui.hpp>
#endif

namespace mapviz
{
class VideoWriter : public QObject
{
  Q_OBJECT

public:
  VideoWriter() :
      video_mutex_(QMutex::Recursive)
  {}

  bool initializeWriter(const std::string& directory, int width, int height);
  bool isRecording();
  void stop();

public Q_SLOTS:
  void processFrame(QImage frame);

private:
  int height_;
  int width_;
  QMutex video_mutex_;
  std::shared_ptr<cv::VideoWriter> video_writer_;
};
}  // namespace mapviz

#endif  // MAPVIZ__VIDEO_WRITER_H_