@interface HUAudioWaveformUtilities : NSObject + (float)progressForTime:(double)a0 duration:(double)a1; + (double)disabledWaveformWidth:(double)a0 forProgress:(float)a1; + (double)floatToScreenScale:(double)a0; + (id)waveformImageforPowerLevels:(const double *)a0 powerLevelsCount:(unsigned long long)a1 color:(id)a2; @end