@class NSArray; @interface MRUWaveformData : NSObject @property (class, readonly, nonatomic) int amplitudeCount; @property (retain, nonatomic) NSArray *amplitudes; + (id)zero; - (void).cxx_destruct; - (id)initWithAmplitudes:(id)a0; - (id)initWithFFTSamples:(float *)a0 count:(int)a1 sampleRate:(float)a2 settings:(id)a3; - (float)maxAbsoluteDifferenceFrom:(id)a0; @end