red * .3 + green * .59 + blue * .11 + .5  
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#include <color_convert.hpp>
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| GrayChannelValue | operator() (const RedChannel &red, const GreenChannel &green, const BlueChannel &blue) const | 
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template<typename RedChannel, typename GreenChannel, typename BlueChannel, typename GrayChannelValue>
struct boost::gil::detail::rgb_to_luminance_fn< RedChannel, GreenChannel, BlueChannel, GrayChannelValue >
red * .3 + green * .59 + blue * .11 + .5 
The documentation for this struct was generated from the following file: