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#ifndef OPENCV_VIDEOSTAB_LOG_HPP
#define OPENCV_VIDEOSTAB_LOG_HPP

#include "opencv2/core.hpp"

namespace cv
{
namespace videostab
{

//! @addtogroup videostab
//! @{

class CV_EXPORTS ILog
{
public:
    virtual ~ILog() {}
    virtual void print(const char *format, ...) = 0;
};

class CV_EXPORTS NullLog : public ILog
{
public:
    virtual void print(const char * /*format*/, ...) {}
};

class CV_EXPORTS LogToStdout : public ILog
{
public:
    virtual void print(const char *format, ...);
};

//! @}

} // namespace videostab
} // namespace cv

#endif