ChannelR operator()(typename channel_traits<Channel1>::const_reference ch1,
typename channel_traits<Channel2>::const_reference ch2) const {
return ChannelR(ch1)/ChannelR(ch2);
}
ChannelR operator()(typename channel_traits<Channel>::const_reference ch,
const Scalar& s) const {
return ChannelR(ch-s);
}
GIL_FORCEINLINE
ChannelR operator( )( typename channel_traits<Channel>::const_reference ch ) const
{
return std::sqrt( ChannelR( ch ) );
}