zyncarla::AlsaEngine Class Reference

#include <AlsaEngine.h>

Inheritance diagram for zyncarla::AlsaEngine:

Public Member Functions
	AlsaEngine (const SYNTH_T &synth)
	~AlsaEngine ()
bool	Start ()
void	Stop ()
void	setAudioEn (bool nval)
bool	getAudioEn () const
void	setMidiEn (bool nval)
bool	getMidiEn () const
Public Member Functions inherited from zyncarla::AudioOut
	AudioOut (const SYNTH_T &synth)
virtual	~AudioOut ()
void	setSamplerate (int _samplerate)
int	getSampleRate ()
void	setBufferSize (int _bufferSize)
void	bufferingSize (int nBuffering)
int	bufferingSize ()
Public Member Functions inherited from zyncarla::Engine
	Engine ()
virtual	~Engine ()

Protected Member Functions
void *	AudioThread ()
void *	MidiThread ()
Protected Member Functions inherited from zyncarla::AudioOut
const Stereo< float * >	getNext ()

Static Protected Member Functions
static void *	_AudioThread (void *arg)
static void *	_MidiThread (void *arg)

Private Member Functions
bool	openMidi ()
void	stopMidi ()
bool	openAudio ()
void	stopAudio ()
short *	interleave (const Stereo< float * > &smps)
void *	processAudio ()
Private Member Functions inherited from zyncarla::Engine
	Engine ()
virtual	~Engine ()

Private Attributes
struct {
std::string   device
snd_seq_t *   handle
int   alsaId
bool   exiting
pthread_t   pThread
}	midi
struct {
snd_pcm_t *   handle
snd_pcm_hw_params_t *   params
unsigned int   sampleRate
snd_pcm_uframes_t   frames
unsigned int   periods
short *   buffer
pthread_t   pThread
float   peaks [1]
}	audio
Private Attributes inherited from zyncarla::Engine
std::string	name

Additional Inherited Members
Public Attributes inherited from zyncarla::Engine
std::string	name
Protected Attributes inherited from zyncarla::AudioOut
const SYNTH_T &	synth
int	samplerate
int	bufferSize
Static Private Member Functions inherited from zyncarla::MidiIn
static void	midiProcess (unsigned char head, unsigned char num, unsigned char value)

Constructor & Destructor Documentation

AlsaEngine()

AlsaEngine::AlsaEngine

(

const SYNTH_T &

synth

)

~AlsaEngine()

AlsaEngine::~AlsaEngine

(

)

Member Function Documentation

_AudioThread()

void * AlsaEngine::_AudioThread ( void * arg )

staticprotected

_MidiThread()

void * AlsaEngine::_MidiThread ( void * arg )

staticprotected

AudioThread()

void * AlsaEngine::AudioThread ( )

protected

getAudioEn()

bool AlsaEngine::getAudioEn ( ) const

virtual

Implements zyncarla::AudioOut.

getMidiEn()

bool AlsaEngine::getMidiEn ( ) const

virtual

Returns if driver is initialized

Implements zyncarla::MidiIn.

interleave()

short * AlsaEngine::interleave ( const Stereo< float * > & smps )

private

Todo

TODO fix repeated allocation

MidiThread()

void * AlsaEngine::MidiThread ( void )

protected

openAudio()

bool AlsaEngine::openAudio ( )

private

openMidi()

bool AlsaEngine::openMidi ( )

private

processAudio()

void * AlsaEngine::processAudio ( )

private

setAudioEn()

void AlsaEngine::setAudioEn ( bool nval )

virtual

Implements zyncarla::AudioOut.

setMidiEn()

void AlsaEngine::setMidiEn ( bool nval )

virtual

Enables or disables driver based upon value

Implements zyncarla::MidiIn.

Start()

bool AlsaEngine::Start ( )

virtual

Start the Driver with all capabilities

Returns

true on success

Implements zyncarla::Engine.

Stop()

void AlsaEngine::Stop ( )

virtual

Completely stop the Driver

Implements zyncarla::Engine.

stopAudio()

void AlsaEngine::stopAudio ( )

private

stopMidi()

void AlsaEngine::stopMidi ( )

private

Member Data Documentation

alsaId

int zyncarla::AlsaEngine::alsaId

[struct]

struct { ... } zyncarla::AlsaEngine::audio

buffer

short* zyncarla::AlsaEngine::buffer

device

std::string zyncarla::AlsaEngine::device

exiting

bool zyncarla::AlsaEngine::exiting

frames

snd_pcm_uframes_t zyncarla::AlsaEngine::frames

handle [1/2]

snd_pcm_t* zyncarla::AlsaEngine::handle

handle [2/2]

snd_seq_t* zyncarla::AlsaEngine::handle

[struct]

struct { ... } zyncarla::AlsaEngine::midi

params

snd_pcm_hw_params_t* zyncarla::AlsaEngine::params

peaks

float zyncarla::AlsaEngine::peaks[1]

periods

unsigned int zyncarla::AlsaEngine::periods

pThread

pthread_t zyncarla::AlsaEngine::pThread

sampleRate

unsigned int zyncarla::AlsaEngine::sampleRate

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

• /home/runner/work/lmms-fork/lmms-fork/plugins/CarlaBase/carla/source/native-plugins/external/zynaddsubfx/Nio/AlsaEngine.h
• /home/runner/work/lmms-fork/lmms-fork/plugins/CarlaBase/carla/source/native-plugins/external/zynaddsubfx/Nio/AlsaEngine.cpp