247 lines
7.6 KiB
C
247 lines
7.6 KiB
C
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#ifndef IMG_ATTRIBUTES_H_
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#define IMG_ATTRIBUTES_H_
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#include "img/img_base.h"
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namespace img {
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enum COLORSPACE {
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UNDEFINED,
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RGB,
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SRGB,
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CIE_XYZ,
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CIE_LAB,
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CIE_LUV,
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};
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template <typename ScalarType=double>
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class ImgAttributes
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{
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public:
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private:
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COLORSPACE _colorspace;
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ScalarType _gamma;
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ScalarType _range_min;
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ScalarType _range_max;
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ScalarType _reference_white_x;
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ScalarType _reference_white_y;
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ScalarType _reference_white_z;
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public:
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ImgAttributes()
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: _colorspace(UNDEFINED), _gamma(ScalarType(0.0)),
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_range_min(ScalarType(0.0)), _range_max(ScalarType(0.0)),
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_reference_white_x(ScalarType(0.0)), _reference_white_y(ScalarType(0.0)), _reference_white_z(ScalarType(0.0))
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{
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STATIC_FLOAT_OR_DOUBLE_TYPECHECK( ScalarType );
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}
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ImgAttributes(const ImgAttributes<ScalarType> &attributes)
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{
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STATIC_FLOAT_OR_DOUBLE_TYPECHECK( ScalarType );
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_colorspace = attributes._colorspace;
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_gamma = attributes._gamma;
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_range_min = attributes._range_min;
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_range_max = attributes._range_max;
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_reference_white_x = attributes._reference_white_x;
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_reference_white_y = attributes._reference_white_y;
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_reference_white_z = attributes._reference_white_z;
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}
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template<typename OtherScalarType>
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ImgAttributes(const ImgAttributes<OtherScalarType> &attributes)
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{
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STATIC_FLOAT_OR_DOUBLE_TYPECHECK( ScalarType );
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_colorspace = attributes._colorspace;
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_gamma = static_cast<ScalarType>(attributes._gamma);
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_range_min = static_cast<ScalarType>(attributes._range_min);
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_range_max = static_cast<ScalarType>(attributes._range_max);
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_reference_white_x = static_cast<ScalarType>(attributes._reference_white_x);
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_reference_white_y = static_cast<ScalarType>(attributes._reference_white_y);
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_reference_white_z = static_cast<ScalarType>(attributes._reference_white_z);
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}
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template<typename OtherScalarType>
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inline ImgAttributes< ScalarType> & operator =(const ImgAttributes<OtherScalarType> &attributes)
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{
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_colorspace = attributes._colorspace;
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_gamma = static_cast<ScalarType>(attributes._gamma);
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_range_min = static_cast<ScalarType>(attributes._range_min);
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_range_max = static_cast<ScalarType>(attributes._range_max);
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_reference_white_x = static_cast<ScalarType>(attributes._reference_white_x);
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_reference_white_y = static_cast<ScalarType>(attributes._reference_white_y);
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_reference_white_z = static_cast<ScalarType>(attributes._reference_white_z);
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}
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inline void reset()
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{
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_colorspace = UNDEFINED;
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_gamma = ScalarType(0.0);
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_range_min = ScalarType(0.0);
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_range_max = ScalarType(0.0);
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_reference_white_x = ScalarType(0.0);
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_reference_white_y = ScalarType(0.0);
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_reference_white_z = ScalarType(0.0);
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}
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// getters
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void getColorspace(COLORSPACE &ret_colorspace) const
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{
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ret_colorspace = _colorspace;
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}
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template<typename OtherScalarType>
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void getGamma(OtherScalarType &ret_gamma) const
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{
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STATIC_FLOAT_OR_DOUBLE_TYPECHECK( OtherScalarType );
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ret_gamma = static_cast<OtherScalarType>(_gamma);
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}
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template<typename OtherScalarType>
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void getRange(OtherScalarType &ret_range_min, OtherScalarType &ret_range_max) const
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{
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STATIC_FLOAT_OR_DOUBLE_TYPECHECK( OtherScalarType );
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ret_range_min = static_cast<OtherScalarType>(_range_min);
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ret_range_max = static_cast<OtherScalarType>(_range_max);
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}
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template<typename OtherScalarType>
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void getReferenceWhite(OtherScalarType &ret_reference_white_x, OtherScalarType &ret_reference_white_y, OtherScalarType &ret_reference_white_z) const
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{
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STATIC_FLOAT_OR_DOUBLE_TYPECHECK( OtherScalarType );
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ret_reference_white_x = static_cast<OtherScalarType>(_reference_white_x);
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ret_reference_white_y = static_cast<OtherScalarType>(_reference_white_y);
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ret_reference_white_z = static_cast<OtherScalarType>(_reference_white_z);
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}
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// setters
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void setColorspace(COLORSPACE arg_colorspace)
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{
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_colorspace = arg_colorspace;
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}
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void setGamma(ScalarType arg_gamma)
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{
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_gamma = arg_gamma;
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}
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void setRange(ScalarType arg_range_min, ScalarType arg_range_max)
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{
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assert(arg_range_min<=arg_range_max);
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_range_min = arg_range_min;
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_range_max = arg_range_max;
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}
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void setReferenceWhite(ScalarType arg_reference_white_x, ScalarType arg_reference_white_y, ScalarType arg_reference_white_z)
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{
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_reference_white_x = arg_reference_white_x;
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_reference_white_y = arg_reference_white_y;
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_reference_white_z = arg_reference_white_z;
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}
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void setColorspace(const ImgAttributes<ScalarType> &attributes)
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{
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_colorspace = attributes._colorspace;
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}
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void setGamma(const ImgAttributes<ScalarType> &attributes)
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{
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_gamma = attributes._gamma;
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}
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void setRange(const ImgAttributes<ScalarType> &attributes)
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{
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_range_min = attributes._range_min;
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_range_max = attributes._range_max;
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}
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void setReferenceWhite(const ImgAttributes<ScalarType> &attributes)
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{
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_reference_white_x = attributes._reference_white_x;
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_reference_white_y = attributes._reference_white_y;
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_reference_white_z = attributes._reference_white_z;
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}
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// checks
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bool hasColorspace(COLORSPACE arg_colorspace) const
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{
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return _colorspace == arg_colorspace;
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}
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bool hasGamma(ScalarType arg_gamma) const
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{
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return _gamma == arg_gamma;
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}
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bool hasRange(ScalarType arg_range_min, ScalarType arg_range_max) const
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{
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return (_range_min == arg_range_min) &&
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(_range_max == arg_range_max);
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}
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bool hasReferenceWhite(ScalarType arg_reference_white_x, ScalarType arg_reference_white_y, ScalarType arg_reference_white_z) const
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{
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return (_reference_white_x == arg_reference_white_x) &&
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(_reference_white_y == arg_reference_white_y) &&
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(_reference_white_z == arg_reference_white_z);
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}
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bool hasColorspace(const ImgAttributes<ScalarType> &attributes) const
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{
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return _colorspace == attributes._colorspace;
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}
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bool hasGamma(const ImgAttributes<ScalarType> &attributes) const
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{
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return _gamma == attributes._gamma;
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}
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bool hasRange(const ImgAttributes<ScalarType> &attributes) const
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{
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return (_range_min == attributes._range_min) &&
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(_range_max == attributes._range_max);
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}
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bool hasReferenceWhite(const ImgAttributes<ScalarType> &attributes) const
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{
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return (_reference_white_x == attributes._reference_white_x) &&
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(_reference_white_y == attributes._reference_white_y) &&
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(_reference_white_z == attributes._reference_white_z);
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}
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bool operator==(const ImgAttributes<ScalarType> &attributes) const
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{
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return hasColorspace(attributes) &&
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hasGamma(attributes) &&
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hasRange(attributes) &&
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hasReferenceWhite(attributes);
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}
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static ImgAttributes createImgAttributes(COLORSPACE arg_colorspace = ScalarType(UNDEFINED),
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ScalarType arg_gamma = ScalarType(0.0),
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ScalarType arg_range_min = ScalarType(0.0),
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ScalarType arg_range_max = ScalarType(0.0),
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ScalarType arg_reference_white_x = ScalarType(0.0),
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ScalarType arg_reference_white_y = ScalarType(0.0),
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ScalarType arg_reference_white_z = ScalarType(0.0))
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{
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ImgAttributes attributes;
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attributes.setColorspace(arg_colorspace);
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attributes.setGamma(arg_gamma);
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attributes.setRange(arg_range_min, arg_range_max);
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attributes.setReferenceWhite(arg_reference_white_x, arg_reference_white_y, arg_reference_white_z);
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return attributes;
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}
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};
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} // end namespace img
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#endif /*IMG_ATTRIBUTES_H_*/
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