@interface _UILegacyEffectConverter : NSObject + (id)sharedConverter; - (id)vibrancyConfigForReducedTransperancyVibrancyStyle:(long long)a0; - (id)vibrancyConfigForHighQualityVibrancyStyle:(long long)a0; - (id)backdropSettingsForBlurStyle:(long long)a0; - (id)vibrancyConfigForLowQualityVibrancyStyle:(long long)a0; - (void)applyBackdropSettings:(id)a0 toEffectDescriptor:(id)a1 environment:(id)a2; - (void)applyVibrancyConfig:(id)a0 toEffectDescriptor:(id)a1; @end