PitchShift Class Reference

Shifts the pitch by the indicated step size: e.g. 2 doubles the pitch. More...

#include <AudioEffect.h>

Inheritance diagram for PitchShift:

Public Member Functions
	PitchShift (const PitchShift &ref)
	PitchShift (float shift_value=1.0, int buffer_size=1000)
virtual bool	active ()
	determines if the effect is active
PitchShift *	clone ()
int	id ()
	Allows to identify an effect.
effect_t	process (effect_t input)
	calculates the effect output from the input
virtual void	setActive (bool value)
	sets the effect active/inactive
void	setId (int id)
	Allows to identify an effect.
void	setValue (float value)
float	value ()

Protected Member Functions
int16_t	clip (int32_t in, int16_t clipLimit=32767, int16_t resultLimit=32767)
	generic clipping method
void	copyParent (AudioEffect *copy)

Protected Attributes
bool	active_flag = true
VariableSpeedRingBuffer< int16_t >	buffer
float	effect_value
int	id_value = -1
int	size

Detailed Description

Shifts the pitch by the indicated step size: e.g. 2 doubles the pitch.

Author

Phil Schatzmann

Copyright

GPLv3

Constructor & Destructor Documentation

PitchShift()

PitchShift ( float  shift_value = 1.0, int  buffer_size = 1000  )

inline

Boost Constructor: volume 0.1 - 1.0: decrease result; volume >0: increase result

Member Function Documentation

clone()

PitchShift * clone ( )

inlinevirtual

Implements AudioEffect.

process()

effect_t process ( effect_t  in )

inlinevirtual

calculates the effect output from the input

Implements AudioEffect.

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The documentation for this class was generated from the following file:

• src/AudioTools/CoreAudio/AudioEffects/AudioEffect.h