PAec Class Reference

#include <paec.h>

Inheritance diagram for PAec:

Collaboration diagram for PAec:

Public Member Functions
Construction
	PAec (int _clock=8000, int _sampletime=30)
	Create a new canceler. More...
	~PAec ()
void	Send (BYTE *buffer, unsigned &length)
	@name Basic operations More...
void	Receive (BYTE *buffer, unsigned &length)
	Playing Channel Should be called after decoding and prior to playing. More...
Public Member Functions inherited from PObject
__inline unsigned	GetTraceContextIdentifier () const
	Get PTRACE context identifier. More...
__inline void	SetTraceContextIdentifier (unsigned id)
__inline void	SetTraceContextIdentifier (const PObject &obj)
__inline void	SetTraceContextIdentifier (const PObject *obj)
__inline void	CopyTraceContextIdentifier (PObject &obj) const
__inline void	CopyTraceContextIdentifier (PObject *obj) const
virtual	~PObject ()
__inline const char *	GetClass () const
__inline bool	IsClass (const char *name) const
__inline const PObject *	PTraceObjectInstance () const
virtual PObject *	Clone () const
	Create a copy of the class on the heap. More...
template<class CLS >
CLS *	CloneAs () const
	As for Clone() but converts to specified type. More...
virtual PINDEX	HashFunction () const
	This function yields a hash value required by the PDictionary class. More...
virtual Comparison	Compare (const PObject &obj) const
	Compare the two objects and return their relative rank. More...
virtual Comparison	CompareObjectMemoryDirect (const PObject &obj) const
	Determine the byte wise comparison of two objects. More...
bool	operator== (const PObject &obj) const
	Compare the two objects. More...
bool	operator!= (const PObject &obj) const
	Compare the two objects. More...
bool	operator< (const PObject &obj) const
	Compare the two objects. More...
bool	operator> (const PObject &obj) const
	Compare the two objects. More...
bool	operator<= (const PObject &obj) const
	Compare the two objects. More...
bool	operator>= (const PObject &obj) const
	Compare the two objects. More...
virtual void	PrintOn (ostream &strm) const
	Output the contents of the object to the stream. More...
virtual void	ReadFrom (istream &strm)
	Input the contents of the object from the stream. More...

Protected Attributes
PMutex	readwritemute
PQueueChannel *	echo_chan
SpeexEchoState *	echoState
SpeexPreprocessState *	preprocessState
int	clockrate
int	bufferTime
PInt64	minbuffer
PInt64	maxbuffer
int	sampleTime
ReceiveTimeQueue	rectime
PTimeInterval	lastTimeStamp
PBoolean	receiveReady
void *	ref_buf
void *	echo_buf
void *	e_buf
void *	noise
Protected Attributes inherited from PObject
unsigned	m_traceContextIdentifier

Additional Inherited Members
Public Types inherited from PObject
enum	Comparison { LessThan = -1, EqualTo = 0, GreaterThan = 1 }
	Result of the comparison operation performed by the Compare() function. More...
Static Public Member Functions inherited from PObject
static __inline void	CopyTraceContextIdentifier (PObject &to, const PObject &from)
static __inline void	CopyTraceContextIdentifier (PObject &to, const PObject *from)
static __inline void	CopyTraceContextIdentifier (PObject *to, const PObject &from)
static __inline void	CopyTraceContextIdentifier (PObject *to, const PObject *from)
static __inline const char *	Class ()
static __inline const PObject *	PTraceObjectInstance (const char *)
static __inline const PObject *	PTraceObjectInstance (const PObject *obj)
template<typename T >
static Comparison	Compare2 (T v1, T v2)
	Compare two types, returning Comparison type. More...
static Comparison	InternalCompareObjectMemoryDirect (const PObject *obj1, const PObject *obj2, PINDEX size)
	Internal function caled from CompareObjectMemoryDirect() More...
Protected Member Functions inherited from PObject
	PObject ()
	Constructor for PObject, made protected so cannot ever create one on its own. More...

Constructor & Destructor Documentation

PAec::PAec	(	int	_clock = 8000,
		int	_sampletime = 30
	)

Create a new canceler.

PAec::~PAec

(

)

Member Function Documentation

void PAec::Receive	(	BYTE *	buffer,
		unsigned &	length
	)

Playing Channel Should be called after decoding and prior to playing.

void PAec::Send	(	BYTE *	buffer,
		unsigned &	length
	)

@name Basic operations

Recording Channel. Should be called prior to encoding audio

Member Data Documentation

int PAec::bufferTime

protected

int PAec::clockrate

protected

void* PAec::e_buf

protected

void* PAec::echo_buf

protected

PQueueChannel* PAec::echo_chan

protected

SpeexEchoState* PAec::echoState

protected

PTimeInterval PAec::lastTimeStamp

protected

PInt64 PAec::maxbuffer

protected

PInt64 PAec::minbuffer

protected

void* PAec::noise

protected

SpeexPreprocessState* PAec::preprocessState

protected

PMutex PAec::readwritemute

protected

PBoolean PAec::receiveReady

protected

ReceiveTimeQueue PAec::rectime

protected

void* PAec::ref_buf

protected

int PAec::sampleTime

protected

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

• paec.h