CoreAudio IO class. More...

#include <CAIO.h>

Inheritance diagram for csl::CAIO:

Public Member Functions
	CAIO ()
	CAIO (unsigned s_rate, unsigned b_size, int in_device, int out_device, unsigned in_chans, unsigned out_chans)
	Most verbose constructor – specify everything.
	~CAIO ()
void	open () throw (CException)
	open/close start/stop methods
void	close () throw (CException)
	open/close start/stop methods
void	start () throw (CException)
void	stop () throw (CException)
void	setAudioUnit (AudioUnit au)
void	setAudioUnit (AudioUnit au)
virtual Buffer &	getInput () throw (CException)
	get the current input buffer
virtual Buffer &	getInput (unsigned numFrames, unsigned numChannels) throw (CException)
	get the current input buffer
virtual Buffer &	getInput () throw (CException)
	get the current input buffer get the current input buffer
virtual Buffer &	getInput (unsigned numFrames, unsigned numChannels) throw (CException)
virtual void	test () throw (CException)
void	setRoot (UnitGenerator &root)
	test the IO's graph
void	clearRoot ()
	set/clear my graph root generator
void	pullInput (Buffer &outBuffer, SampleBuffer out=0) throw (CException)
	get a buffer from the CSL graph
unsigned	getAndIncrementSequence ()
	increment and answer my seq #
void	attachObserver (Observer *)
	(possibly notify obersvers on my death)
void	detachObserver (Observer *)
void	changed (void *argument)
	this is what I send to myself to notify my observers; It's not overridden in general. It results in the observers receiving update() calls < override evaluate to filter updates to the observer map
virtual int	evaluate (void *argument)

Public Attributes
UnitGenerator *	mGraph
	the root of my client DSP graph, often a mixer or panner
Buffer	mInputBuffer
	the most recent input buffer (if it's turned on)
Buffer	mOutputBuffer
	the output buffer I use (passed to nextBuffer calls)
SampleBuffer	mInputPointer
	the buffer for holding the sound card input (if open)
unsigned *	mChannelMap
	the output channel remapping array
unsigned	mNumFramesPlayed
	counter of frames I've played
unsigned	mSequence
	sequence counter
unsigned	mLoggingPeriod
	logging period in seconds
unsigned	mNumInChannels
	inputs
unsigned	mNumOutChannels
	outputs
unsigned	mNumRealInChannels
	physical inputs
unsigned	mNumRealOutChannels
	physical outputs
IO_Status	mStatus
	status flag
bool	mInterleaved
	flag if IO is interleaved

Protected Member Functions
void	handleError (OSStatus result) throw (CException)
virtual void	initialize (unsigned sr, unsigned bs, int is, int os, unsigned ic, unsigned oc)
	initialize overridden in subclasses

Protected Attributes
AudioUnit	mAudioUnit
AudioComponentInstance	mAudioUnit
	The AudioUnit we play out.

Detailed Description

CoreAudio IO class.

Definition at line 45 of file CAIO.h.

Constructor & Destructor Documentation

CAIO::CAIO ( )

Definition at line 111 of file CAIO.cpp.

CAIO::CAIO	(	unsigned	s_rate,
		unsigned	b_size,
		int	in_device,
		int	out_device,
		unsigned	in_chans,
		unsigned	out_chans
	)

Most verbose constructor – specify everything.

Definition at line 113 of file CAIO.cpp.

References CSL_NAME_LEN, csl::IODevice::dump(), gIODevices, csl::logMsg(), csl::IODevice::mFrameRate, csl::IODevice::mIndex, csl::IODevice::mIsDefaultIn, csl::IODevice::mIsDefaultOut, csl::IODevice::mMaxInputChannels, csl::IODevice::mMaxOutputChannels, and csl::IODevice::mName.

CAIO::~CAIO ( )

Definition at line 148 of file CAIO.cpp.

Member Function Documentation

void CAIO::open ( ) throw (CException)

virtual

open/close start/stop methods

Reimplemented from csl::AUIO.

Definition at line 160 of file CAIO.cpp.

References handleError(), csl::kLogError, csl::logMsg(), and csl::AUIO::mAudioUnit.

void CAIO::close ( ) throw (CException)

virtual

open/close start/stop methods

Reimplemented from csl::AUIO.

Definition at line 197 of file CAIO.cpp.

References csl::AUIO::mAudioUnit.

void CAIO::start ( void ) throw (CException)

virtual

Reimplemented from csl::AUIO.

Definition at line 185 of file CAIO.cpp.

References handleError(), and csl::AUIO::mAudioUnit.

void CAIO::stop ( void ) throw (CException)

virtual

Reimplemented from csl::AUIO.

Definition at line 191 of file CAIO.cpp.

References handleError(), and csl::AUIO::mAudioUnit.

void CAIO::handleError ( OSStatus result ) throw (CException)

protected

Reimplemented from csl::AUIO.

Definition at line 152 of file CAIO.cpp.

References csl::AUIO::handleError().

Referenced by open(), start(), and stop().

void csl::AUIO::setAudioUnit ( AudioUnit au )

inlineinherited

Definition at line 32 of file CAIO.h.

void csl::AUIO::setAudioUnit ( AudioUnit au )

inlineinherited

Definition at line 35 of file iphoneIO.h.

Buffer & AUIO::getInput ( ) throw (CException)

virtualinherited

get the current input buffer

Reimplemented from csl::IO.

Definition at line 88 of file CAIO.cpp.

References csl::IO::mInputBuffer, csl::Buffer::mNumChannels, and csl::Buffer::mNumFrames.

Buffer & AUIO::getInput	(	unsigned	numFrames,
		unsigned	numChannels
	)		throw (CException)

virtualinherited

get the current input buffer

Reimplemented from csl::IO.

Definition at line 94 of file CAIO.cpp.

References mNumInChannels.

virtual Buffer& csl::AUIO::getInput ( ) throw (CException)

virtualinherited

get the current input buffer get the current input buffer

Reimplemented from csl::IO.

virtual Buffer& csl::AUIO::getInput	(	unsigned	numFrames,
		unsigned	numChannels
	)		throw (CException)

virtualinherited

Reimplemented from csl::IO.

virtual void csl::IO::test ( ) throw (CException)

inlinevirtualinherited

Reimplemented in csl::FileIO, and csl::PAIO.

Definition at line 727 of file CSL_Core.h.

void IO::setRoot ( UnitGenerator & root )

inherited

test the IO's graph

Definition at line 1249 of file CSL_Core.cpp.

References csl::UnitGenerator::addOutput(), and csl::IO::mGraph.

Referenced by main(), and csl::VSTIO::VSTIO().

void IO::clearRoot ( )

inherited

set/clear my graph root generator

Definition at line 1254 of file CSL_Core.cpp.

References csl::IO::mGraph, and csl::UnitGenerator::removeOutput().

void IO::pullInput	(	Buffer &	outBuffer,
		SampleBuffer	out = `0`
	)		throw (CException)

inherited

get a buffer from the CSL graph

Definition at line 1269 of file CSL_Core.cpp.

References GET_TIME, csl::kLogError, csl::logMsg(), and csl::CException::mMessage.

Referenced by csl::JUCEIO::audioDeviceIOCallback(), csl::NullIO::FeederFunction(), csl::StdIO::FeederFunction(), JackCallback(), pa_callback(), csl::VSTIO::processReplacing(), and RenderCallback().

unsigned IO::getAndIncrementSequence ( )

inherited

increment and answer my seq #

Definition at line 1262 of file CSL_Core.cpp.

References csl::IO::mSequence.

virtual void csl::IO::initialize	(	unsigned	sr,
		unsigned	bs,
		int	is,
		int	os,
		unsigned	ic,
		unsigned	oc
	)

inlineprotectedvirtualinherited

initialize overridden in subclasses

Reimplemented in csl::PAIO.

Definition at line 765 of file CSL_Core.h.

void Model::attachObserver ( Observer * o )

inherited

(possibly notify obersvers on my death)

register/remove observers

Definition at line 491 of file CGestalt.cpp.

References csl::logMsg(), csl::Observer::mKey, and csl::Observer::mPeriod.

Referenced by csl::SpatialPanner::setSpeakerLayout().

void Model::detachObserver ( Observer * o )

inherited

Definition at line 507 of file CGestalt.cpp.

References csl::logMsg().

Referenced by csl::SpatialPanner::setSpeakerLayout(), and csl::SpatialPanner::~SpatialPanner().

void Model::changed ( void * argument )

inherited

this is what I send to myself to notify my observers; It's not overridden in general. It results in the observers receiving update() calls < override evaluate to filter updates to the observer map

Definition at line 529 of file CGestalt.cpp.

References csl::logMsg().

Referenced by csl::SpeakerLayout::addSpeaker(), csl::MIDIIn::handleIncomingMidiMessage(), and csl::SpeakerLayout::setDefaultSpeakerLayout().

virtual int csl::Model::evaluate ( void * argument )

inlinevirtualinherited

Reimplemented in csl::MIDIIn.

Definition at line 259 of file CGestalt.h.

Member Data Documentation

AudioUnit csl::AUIO::mAudioUnit

protectedinherited

Definition at line 37 of file CAIO.h.

Referenced by csl::AUIO::close(), close(), csl::iPhoneIO::close(), csl::AUIO::open(), open(), csl::iPhoneIO::open(), start(), csl::iPhoneIO::start(), stop(), and csl::iPhoneIO::stop().

AudioComponentInstance csl::AUIO::mAudioUnit

protectedinherited

The AudioUnit we play out.

Definition at line 41 of file iphoneIO.h.

UnitGenerator* csl::IO::mGraph

inherited

the root of my client DSP graph, often a mixer or panner

Definition at line 739 of file CSL_Core.h.

Referenced by csl::JUCEIO::audioDeviceIOCallback(), csl::IO::clearRoot(), pa_callback(), csl::VSTIO::processReplacing(), RenderCallback(), csl::VSTIO::setProgramName(), csl::IO::setRoot(), csl::PAIO::test(), and csl::FileIO::writeNextBuffer().

Buffer csl::IO::mInputBuffer

inherited

the most recent input buffer (if it's turned on)

Definition at line 740 of file CSL_Core.h.

Referenced by csl::JUCEIO::audioDeviceIOCallback(), csl::PAIO::close(), csl::NullIO::getInput(), csl::AUIO::getInput(), csl::IO::getInput(), csl::PAIO::initialize(), csl::PAIO::open(), pa_callback(), and csl::VSTIO::processReplacing().

Buffer csl::IO::mOutputBuffer

inherited

the output buffer I use (passed to nextBuffer calls)

Definition at line 741 of file CSL_Core.h.

Referenced by csl::JUCEIO::audioDeviceIOCallback(), csl::PAIO::close(), csl::NullIO::FeederFunction(), csl::StdIO::FeederFunction(), csl::PAIO::initialize(), JackCallback(), csl::PAIO::open(), pa_callback(), csl::VSTIO::processReplacing(), and RenderCallback().

SampleBuffer csl::IO::mInputPointer

inherited

the buffer for holding the sound card input (if open)

Definition at line 742 of file CSL_Core.h.

Referenced by pa_callback().

unsigned* csl::IO::mChannelMap

inherited

the output channel remapping array

Definition at line 743 of file CSL_Core.h.

Referenced by csl::PAIO::initialize().

unsigned csl::IO::mNumFramesPlayed

inherited

counter of frames I've played

Definition at line 745 of file CSL_Core.h.

Referenced by csl::JUCEIO::audioDeviceIOCallback(), pa_callback(), RenderCallback(), csl::AUIO::start(), and csl::FileIO::writeNextBuffer().

unsigned csl::IO::mSequence

inherited

sequence counter

Definition at line 746 of file CSL_Core.h.

Referenced by csl::IO::getAndIncrementSequence().

unsigned csl::IO::mLoggingPeriod

inherited

logging period in seconds

Definition at line 747 of file CSL_Core.h.

unsigned csl::IO::mNumInChannels

inherited

inputs

Definition at line 748 of file CSL_Core.h.

Referenced by csl::JUCEIO::audioDeviceIOCallback(), csl::PAIO::initialize(), and pa_callback().

unsigned csl::IO::mNumOutChannels

inherited

outputs

Definition at line 749 of file CSL_Core.h.

Referenced by csl::JUCEIO::audioDeviceIOCallback(), csl::PAIO::initialize(), and csl::VSTIO::processReplacing().

unsigned csl::IO::mNumRealInChannels

inherited

physical inputs

Definition at line 750 of file CSL_Core.h.

Referenced by csl::PAIO::initialize().

unsigned csl::IO::mNumRealOutChannels

inherited

physical outputs

Definition at line 751 of file CSL_Core.h.

Referenced by csl::PAIO::initialize().

IO_Status csl::IO::mStatus

inherited

status flag

Definition at line 752 of file CSL_Core.h.

Referenced by csl::JUCEIO::audioDeviceIOCallback(), csl::PAIO::close(), csl::PAIO::initialize(), JackCallback(), csl::PAIO::open(), pa_callback(), csl::PAIO::PAIO(), csl::PAIO::start(), csl::PAIO::stop(), and csl::PAIO::~PAIO().

bool csl::IO::mInterleaved

inherited

flag if IO is interleaved

Definition at line 753 of file CSL_Core.h.

Referenced by csl::InOut::InOut(), and csl::VSTIO::VSTIO().

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

CSL/IO/CAIO.h
CSL/IO/CAIO.cpp

Public Member Functions

Public Attributes

inputs

outputs

physical inputs

physical outputs

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation

inputs

outputs

physical inputs

physical outputs