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#ifndef _GRFMT_HDR_H_
#define _GRFMT_HDR_H_

#include "grfmt_base.hpp"

#ifdef HAVE_IMGCODEC_HDR

namespace cv
{

enum HdrCompression
{
    HDR_NONE = 0,
    HDR_RLE = 1
};

// Radiance rgbe (.hdr) reader
class HdrDecoder CV_FINAL : public BaseImageDecoder
{
public:
    HdrDecoder();
    ~HdrDecoder() CV_OVERRIDE;
    bool readHeader() CV_OVERRIDE;
    bool readData( Mat& img ) CV_OVERRIDE;
    bool checkSignature( const String& signature ) const CV_OVERRIDE;
    ImageDecoder newDecoder() const CV_OVERRIDE;
    size_t signatureLength() const CV_OVERRIDE;
protected:
    String m_signature_alt;
    FILE *file;
};

// ... writer
class HdrEncoder CV_FINAL : public BaseImageEncoder
{
public:
    HdrEncoder();
    ~HdrEncoder() CV_OVERRIDE;
    bool write( const Mat& img, const std::vector<int>& params ) CV_OVERRIDE;
    ImageEncoder newEncoder() const CV_OVERRIDE;
    bool isFormatSupported( int depth ) const CV_OVERRIDE;
protected:

};

}

#endif // HAVE_IMGCODEC_HDR

#endif/*_GRFMT_HDR_H_*/
