"elbg" => self.qmode = QuantMode::ELBG,
"hybrid" => self.qmode = QuantMode::Hybrid,
"mediancut" => self.qmode = QuantMode::MedianCut,
"elbg" => self.qmode = QuantMode::ELBG,
"hybrid" => self.qmode = QuantMode::Hybrid,
"mediancut" => self.qmode = QuantMode::MedianCut,