csl::PAIO Class Reference

#include <PAIO.h>

Inheritance diagram for csl::PAIO:

List of all members.

Public Member Functions
	PAIO (unsigned s_rate=CSL_mFrameRate, unsigned b_size=CSL_mBlockSize, int in_device=-1, int out_device=-1, unsigned in_chans=0, unsigned out_chans=2)
	~PAIO ()
	Destructor.
void	open () throw (CException)
	open the IO
void	start () throw (CException)
	start the callbacks
void	stop () throw (CException)
	stop the callbacks
void	close () throw (CException)
	close the IO
void	test () throw (CException)
	test the IO's graph
Public Attributes
PaStream *	mStream
	the PortAudio stream we play out/get data from
Protected Member Functions
void	handleError (PaError result) throw (CException)
	print the error message
void	initialize (unsigned sr, unsigned bs, int is, int os, unsigned ic, unsigned oc)
	Actually initialize PortAudio driver.
Protected Attributes
PaStreamParameters *	mInputParameters
	PA IO stream parameters.
PaStreamParameters *	mOutputParameters
PaDeviceIndex	mInDev
PaDeviceIndex	mOutDev
	IO device numbers.
IODeviceVector	mDevices

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Detailed Description

The PortAudio IO class

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Constructor & Destructor Documentation

PAIO::PAIO	(	unsigned	s_rate = CSL_mFrameRate,
		unsigned	b_size = CSL_mBlockSize,
		int	in_device = -1,
		int	out_device = -1,
		unsigned	in_chans = 0,
		unsigned	out_chans = 2
	)

References initialize(), csl::kIONew, and csl::IO::mStatus.

PAIO::~PAIO

(

)

Destructor.

References close(), csl::kIOOpen, csl::kIORunning, csl::logMsg(), mInputParameters, mOutputParameters, csl::IO::mStatus, and stop().

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Member Function Documentation

void PAIO::open

(

)

throw (CException) [virtual]

open the IO

Reimplemented from csl::IO.

References csl::Buffer::allocateBuffers(), csl::CGestalt::blockSize(), csl::CGestalt::frameRate(), csl::Buffer::freeBuffers(), csl::kIOInit, csl::kIOOpen, csl::kLogError, csl::logMsg(), csl::Buffer::mAreBuffersAllocated, csl::IO::mInputBuffer, mInputParameters, csl::IO::mOutputBuffer, mOutputParameters, csl::IO::mStatus, mStream, csl::IO::mThisSec, csl::IO::mTimeSum, csl::IO::mTimeVals, and pa_callback().

Referenced by main().

void PAIO::start

(

void

)

throw (CException) [virtual]

start the callbacks

Reimplemented from csl::IO.

References handleError(), csl::kIOOpen, csl::kIORunning, csl::kLogError, csl::logMsg(), csl::IO::mStatus, and mStream.

Referenced by dumpTest(), and main().

void PAIO::stop

(

void

)

throw (CException) [virtual]

stop the callbacks

Reimplemented from csl::IO.

References handleError(), csl::kIOOpen, csl::kIORunning, csl::kLogError, csl::logMsg(), csl::IO::mStatus, and mStream.

Referenced by dumpTest(), main(), and ~PAIO().

void PAIO::close

(

)

throw (CException) [virtual]

close the IO

Reimplemented from csl::IO.

References csl::Buffer::freeBuffers(), handleError(), csl::kIOInit, csl::kIOOpen, csl::kLogError, csl::logMsg(), csl::Buffer::mAreBuffersAllocated, csl::IO::mInputBuffer, csl::IO::mOutputBuffer, csl::IO::mStatus, and mStream.

Referenced by main(), and ~PAIO().

void PAIO::test

(

)

throw (CException) [virtual]

test the IO's graph

Reimplemented from csl::IO.

References csl::Buffer::allocateBuffers(), csl::CGestalt::blockSize(), csl::kLogError, csl::logMsg(), csl::IO::mGraph, csl::CException::mMessage, csl::UnitGenerator::nextBuffer(), and csl::CGestalt::numOutChannels().

Referenced by dumpTest().

void PAIO::handleError

(

PaError

result

)

throw (CException) [protected]

print the error message

References csl::kLogError, and csl::logMsg().

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

void PAIO::initialize	(	unsigned	sr,
		unsigned	bs,
		int	is,
		int	os,
		unsigned	ic,
		unsigned	oc
	)			[protected, virtual]

Actually initialize PortAudio driver.

Reimplemented from csl::IO.

References csl::CGestalt::blockSize(), csl_min, csl::CGestalt::frameRate(), csl::kIOInit, csl::kLogFatal, csl::logMsg(), csl::IO::mChannelMap, mDevices, csl::IODevice::mFrameRates, mInDev, csl::IO::mInputBuffer, mInputParameters, csl::IO::mNumInChannels, csl::IO::mNumOutChannels, csl::IO::mNumRealInChannels, csl::IO::mNumRealOutChannels, mOutDev, csl::IO::mOutputBuffer, mOutputParameters, csl::IO::mStatus, csl::CGestalt::numInChannels(), csl::CGestalt::numOutChannels(), csl::CGestalt::setBlockSize(), csl::CGestalt::setFrameRate(), csl::CGestalt::setNumInChannels(), csl::CGestalt::setNumOutChannels(), and csl::Buffer::setSize().

Referenced by PAIO().

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Member Data Documentation

PaStream* csl::PAIO::mStream

the PortAudio stream we play out/get data from

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

PaStreamParameters* csl::PAIO::mInputParameters [protected]

PA IO stream parameters.

Referenced by initialize(), open(), and ~PAIO().

PaStreamParameters* csl::PAIO::mOutputParameters [protected]

Referenced by initialize(), open(), and ~PAIO().

PaDeviceIndex csl::PAIO::mInDev [protected]

Referenced by initialize().

PaDeviceIndex csl::PAIO::mOutDev [protected]

IO device numbers.

Referenced by initialize().

IODeviceVector csl::PAIO::mDevices [protected]

Referenced by initialize().

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

• CSL/IO/PAIO.h
• CSL/IO/PAIO.cpp