dsp

Namespaces
namespace	Distortion
	Distortion.

Classes
class	ADSR
	Linear ADSR. More...
class	AnalogADSR
	Analog ADSR. More...
class	AudioEquationParser
	Enhances the EquationParser with math related functions like filters and oscilllators. More...
class	AudioFifo
	FIFO - stuff audio in one end and it pops out the other. More...
struct	FuncState
	Base class to store an audio functions state But you say "functions don't have state!" Well, that's true, but to make things like filters act as functions, I need to hide a bit of state in them. More...
struct	OscState
	State for an oscillator. More...
struct	NoiseState
	State for noise. More...
struct	HP12State
	State for high pass filter. More...
struct	HP24State
	State for high pass filter. More...
struct	BP12State
	State for band pass filter. More...
struct	BP24State
	State for band pass filter. More...
struct	LP12State
	State for low pass filter. More...
struct	LP24State
	State for low pass filter. More...
struct	Notch12State
	State for notch filter. More...
struct	Notch24State
	State for notch filter. More...
class	AudioFunctionHost
	State managment for audio functions. More...
class	GainProcessor
class	WetDryMix
	Mix between wet and dry with a nice curve. More...
class	BandLimitedLookupTable
	Lookup tables for holding bandlimited waveforms. More...
class	BandLimitedLookupTables
	Generate and hold bandlimited lookup tabkes for all the common waveforms. More...
class	DelayLine
	Audio Delay with linear interpolation. More...
class	AirWindowsDistortion
	Distortion based on AirWindows plugins. More...
class	EnvelopeDetector
	EnvelopeDetector for Dynamics. More...
class	Dynamics
	Compressor / Gate / Expander / Limiter based on algorithm from Designing Audio Effect Plug-ins in C++ by Will Pirkle. More...
class	EasedValueSmoother< T >
	Linearly smooths a value in a 0 to 1 range at a constant rate. More...
class	EQ
	Basic multi channel / multi band EQ. More...
class	FastMath< F >
class	Filter
	Basic multi channel filter. More...
class	GateEffect
	Gate effect. More...
class	LevelTracker
	Track audio levels with decay in dB. More...
class	LFO
	LFO with many shapes. More...
struct	LFO::Parameters
class	MidiFifo
	FIFO - stuff midi in one end and it pops out the other. More...
class	Modulation
	Audio modulation, for a chorus or phaser etc. More...
class	MSEG
	MSEG LFO. More...
struct	MSEG::Parameters
struct	MSEG::Point
struct	MSEG::Data
class	WhiteNoise
class	PinkNoise
class	StereoOscillator
	Virtual Analog Stereo oscillator. More...
struct	StereoOscillator::Params
struct	VoicedOscillatorParams
class	VoicedStereoOscillator< O, P >
	Stereo Oscillator with multiples voices, pan, spread, detune, etc. More...
struct	VoicedStereoOscillatorParams
class	BLLTVoicedStereoOscillator
	Stereo Oscillator with multiple voices, pan, spread, detune, etc. More...
class	PlateReverb< F, I >
	Plate reverb from Dattorro's paper. More...
class	ResamplingFifo
	ResamplingFifo - uses secret rabbit code. More...
class	Sample
	Holds an audio sample. More...
class	SampleOscillator
	Oscillator for playing samples. More...
class	ScratchBuffer
	A temporay buffer provided from a list. More...
class	SimpleVerb
	Simple Reverb. More...
class	StepLFO
	LFO with editable number of steps. More...
class	StereoDelay
	Stereo delay with feedback and cross feedback. More...
class	StereoEnhancer
	Stereo Enhancer. More...
class	StereoProcessor
	Stereo Processor. More...
struct	GlideInfo
	Info on how the voice should glide. More...
class	SynthesiserVoice
	A voice with glide info and fast kill support. More...
class	Synthesiser
	MPESynthesiser with better fast kill, mono and glide support. More...
class	TextRenderer
	Render audio to ascii waveforms. More...
class	ValueSmoother< T >
	Linearly smooths a value in a 0 to 1 range at a constant rate. More...
class	DCBlocker
class	WTOscillator
	WT Oscillator. More...
struct	WTOscillator::Params
struct	WTVoicedStereoOscillatorParams
class	WTVoicedStereoOscillator
	Stereo Wavetable Oscillator with multiples voices, pan, spread, detune, etc. More...

Enumerations
enum class	Wave {   Wave::silence = 0 , Wave::sine = 1 , Wave::triangle = 2 , Wave::sawUp = 3 ,   Wave::sawDown = 4 , Wave::pulse = 5 , Wave::square = 6 , Wave::whiteNoise = 7 ,   Wave::pinkNoise = 8 }

Functions
juce::Value	findValue (juce::ValueTree &state, juce::Identifier name, juce::var value)
template<class T >
T	getMidiNoteInHertz (const T noteNumber, const T frequencyOfA=(T) 440.0)
template<class T >
T	getMidiNoteFromHertz (const T freq, const T frequencyOfA=(T) 440.0)
float	velocityToGain (float velocity, float sensitivity=1.0f)
void	applyGain (juce::AudioSampleBuffer &buffer, juce::LinearSmoothedValue< float > &gain)
void	applyGain (juce::AudioSampleBuffer &buffer, int channel, juce::LinearSmoothedValue< float > &gain)
void	clip (juce::AudioSampleBuffer &buffer, float low=-1.0f, float high=1.0f)
juce::String	getMidiMessageType (const juce::MidiMessage &msg)
juce::AudioSampleBuffer	sliceBuffer (juce::AudioSampleBuffer &input, int start, int length)
	Get a section of an audio buffer.
ScratchBuffer	monoBuffer (juce::AudioSampleBuffer &input)
	Get a buffer but mono.
template<class T >
T	lerp (T a, T b, T t)
	Computes the linear interpolation between a and b, if the parameter t is inside [0, 1].
template<class T >
int	sign (T x)
	Sign +1 or -1 of number.
float	sine (float phase, float unused1=0, float unused2=0)
float	triangle (float phase, float freq, float sampleRate)
float	sawUp (float phase, float freq, float sampleRate)
float	sawDown (float phase, float freq, float sampleRate)
float	pulse (float phase, float pw, float freq, float sampleRate)
float	squareWave (float phase, float freq, float sampleRate)
bool	loadWavetables (juce::OwnedArray< BandLimitedLookupTable > &bllt, double playbackSampleRate, juce::AudioSampleBuffer &buffer, double fileSampleRate, int tableSize)

Variables
constexpr float	Q = 0.70710678118655f

Detailed Description

Enumeration Type Documentation

Wave

enum class Wave

strong

Enumerator
silence
sine
triangle
sawUp
sawDown
pulse
square
whiteNoise
pinkNoise

Function Documentation

findValue()

juce::Value findValue	(	juce::ValueTree &	state,
		juce::Identifier	name,
		juce::var	value
	)

getMidiNoteInHertz()

template<class T >

T getMidiNoteInHertz	(	const T	noteNumber,
		const T	frequencyOfA = (T)440.0
	)

Referenced by BandLimitedLookupTable::reset().

getMidiNoteFromHertz()

template<class T >

T getMidiNoteFromHertz	(	const T	freq,
		const T	frequencyOfA = (T)440.0
	)

velocityToGain()

float velocityToGain	(	float	velocity,
		float	sensitivity = 1.0f
	)

applyGain() [1/2]

void applyGain	(	juce::AudioSampleBuffer &	buffer,
		juce::LinearSmoothedValue< float > &	gain
	)

applyGain() [2/2]

void applyGain	(	juce::AudioSampleBuffer &	buffer,
		int	channel,
		juce::LinearSmoothedValue< float > &	gain
	)

clip()

void clip	(	juce::AudioSampleBuffer &	buffer,
		float	low = -1.0f,
		float	high = 1.0f
	)

getMidiMessageType()

juce::String getMidiMessageType

(

const juce::MidiMessage &

msg

)

sliceBuffer()

juce::AudioSampleBuffer sliceBuffer	(	juce::AudioSampleBuffer &	input,
		int	start,
		int	length
	)

Get a section of an audio buffer.

monoBuffer()

ScratchBuffer monoBuffer

(

juce::AudioSampleBuffer &

input

)

Get a buffer but mono.

lerp()

template<class T >

T lerp	(	T	a,
		T	b,
		T	t
	)

Computes the linear interpolation between a and b, if the parameter t is inside [0, 1].

sign()

template<class T >

int sign

(

T

x

)

Sign +1 or -1 of number.

sine()

float sine	(	float	phase,
		float	unused1 = 0,
		float	unused2 = 0
	)

triangle()

float triangle	(	float	phase,
		float	freq,
		float	sampleRate
	)

sawUp()

float sawUp	(	float	phase,
		float	freq,
		float	sampleRate
	)

sawDown()

float sawDown	(	float	phase,
		float	freq,
		float	sampleRate
	)

pulse()

float pulse	(	float	phase,
		float	pw,
		float	freq,
		float	sampleRate
	)

squareWave()

float squareWave	(	float	phase,
		float	freq,
		float	sampleRate
	)

loadWavetables()

bool loadWavetables	(	juce::OwnedArray< BandLimitedLookupTable > &	bllt,
		double	playbackSampleRate,
		juce::AudioSampleBuffer &	buffer,
		double	fileSampleRate,
		int	tableSize
	)

Variable Documentation

Q

constexpr float Q = 0.70710678118655f

constexpr

Referenced by Filter::getResponseMagnitude(), HP24State::process(), BP24State::process(), LP24State::process(), Notch24State::process(), and Filter::setParams().