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PAec Class Reference

#include <paec.h>

Inheritance diagram for PAec:
PObject

Public Member Functions

Construction
 PAec (int _clock=8000, int _sampletime=30)
 Create a new canceler.
 ~PAec ()
void Send (BYTE *buffer, unsigned &length)
 @name Basic operations
void Receive (BYTE *buffer, unsigned &length)
 Playing Channel Should be called after decoding and prior to playing.
- Public Member Functions inherited from PObject
virtual ~PObject ()
virtual PObjectClone () const
 Create a copy of the class on the heap.
virtual PINDEX HashFunction () const
 This function yields a hash value required by the PDictionary class.
virtual Comparison Compare (const PObject &obj) const
 Compare the two objects and return their relative rank.
virtual Comparison CompareObjectMemoryDirect (const PObject &obj) const
 Determine the byte wise comparison of two objects.
bool operator== (const PObject &obj) const
 Compare the two objects.
bool operator!= (const PObject &obj) const
 Compare the two objects.
bool operator< (const PObject &obj) const
 Compare the two objects.
bool operator> (const PObject &obj) const
 Compare the two objects.
bool operator<= (const PObject &obj) const
 Compare the two objects.
bool operator>= (const PObject &obj) const
 Compare the two objects.
virtual const char * GetClass (unsigned ancestor=0) const
 Get the current dynamic type of the object instance.
PBoolean IsClass (const char *cls) const
virtual PBoolean InternalIsDescendant (const char *clsName) const
 Determine if the dynamic type of the current instance is a descendent of the specified class.
virtual void PrintOn (ostream &strm) const
 Output the contents of the object to the stream.
virtual void ReadFrom (istream &strm)
 Input the contents of the object from the stream.

Protected Attributes

PMutex readwritemute
PQueueChannelecho_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

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 Comparison InternalCompareObjectMemoryDirect (const PObject *obj1, const PObject *obj2, PINDEX size)
 Internal function caled from CompareObjectMemoryDirect()
static const char * Class ()
 Get the name of the class as a C string.
- Protected Member Functions inherited from PObject
 PObject ()
 Constructor for PObject, made protected so cannot ever create one on its own.
- Friends inherited from PObject

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

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