PinkNoiseGenerator< T > Class Template Reference

Generates pink noise. More...

#include <SoundGenerator.h>

Inheritance diagram for PinkNoiseGenerator< T >:

Public Member Functions
	PinkNoiseGenerator (T amplitude=32767)
	the amplitude defines the max value which is generated
virtual AudioInfo	audioInfo ()
	Provides the AudioInfo.
virtual bool	begin ()
virtual bool	begin (AudioInfo info)
virtual AudioInfo	defaultConfig ()
	Provides the default configuration.
virtual void	end ()
	ends the processing
virtual bool	isActive ()
virtual size_t	readBytes (uint8_t *data, size_t len)
	Provides the data as byte array with the requested number of channels.
T	readSample ()
	Provides a single sample.
virtual void	setAudioInfo (AudioInfo info)
	Defines/updates the AudioInfo.
virtual void	setFrequency (float frequency)
	Abstract method: not implemented! Just provides an error message...

Protected Member Functions
size_t	readBytesFrames (uint8_t *buffer, size_t lengthBytes, int frames, int channels)
size_t	readBytesFromBuffer (uint8_t *buffer, size_t lengthBytes, int frame_size, int channels)

Protected Attributes
bool	active = false
bool	activeWarningIssued = false
unsigned int	amplitude
AudioInfo	info
T	key
T	max_key
RingBuffer< uint8_t >	ring_buffer {0}
unsigned int	white_values [5]

Detailed Description

template<class T>
class audio_tools::PinkNoiseGenerator< T >

Generates pink noise.

Author

Phil Schatzmann

Copyright

GPLv3

Member Function Documentation

isActive()

virtual bool isActive ( )

inlinevirtualinherited

Checks if the begin method has been called - after end() isActive returns false

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

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