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RGB2LabFunctor< T > Class Template Reference |
Convert linear (raw) RGB into perceptual uniform CIE L*a*b*. More...
#include <vigra/colorconversions.hxx>
Public Types | |
typedef TinyVector< T, 3 > | argument_type |
typedef NumericTraits< T > ::RealPromote | component_type |
typedef XYZ2LabFunctor < component_type > ::result_type | result_type |
typedef XYZ2LabFunctor < component_type > ::result_type | value_type |
Public Member Functions | |
template<class V > | |
result_type | operator() (V const &rgb) const |
RGB2LabFunctor () | |
RGB2LabFunctor (component_type max) | |
Convert linear (raw) RGB into perceptual uniform CIE L*a*b*.
#include <vigra/colorconversions.hxx>
Namespace: vigra
The functor realizes the transformation
See vigra::RGB2XYZFunctor and vigra::XYZ2LabFunctor for a description of the two steps. The resulting color components will have the following bounds:
Traits defined:
FunctorTraits::isUnaryFunctor
is true (VigraTrueType
)
typedef NumericTraits<T>::RealPromote component_type |
the result's component type
typedef TinyVector<T, 3> argument_type |
the functor's argument type
typedef XYZ2LabFunctor<component_type>::result_type result_type |
the functor's result type
typedef XYZ2LabFunctor<component_type>::result_type value_type |
RGB2LabFunctor | ( | ) |
default constructor. The maximum value for each RGB component defaults to 255.
RGB2LabFunctor | ( | component_type | max | ) |
constructor
result_type operator() | ( | V const & | rgb | ) | const |
apply the transformation
© Ullrich Köthe (ullrich.koethe@iwr.uni-heidelberg.de) |
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