inet::VoipStreamSender::Buffer Class Reference

#include <VoipStreamSender.h>

Public Types
enum	{ BUFSIZE = 48000 * 2 * 2 }

Public Member Functions
	Buffer ()
	~Buffer ()
void	clear (int framesize)
int	length () const
bool	empty () const
char *	readPtr ()
char *	writePtr ()
int	availableSpace () const
void	notifyRead (int length)
void	notifyWrote (int length)
void	align ()

Protected Attributes
char *	samples
int	bufferSize
int	readOffset
int	writeOffset

Member Enumeration Documentation

anonymous enum

anonymous enum

Enumerator
BUFSIZE

{ BUFSIZE = 48000 * 2 * 2 }; // 1 second of two channel 48kHz 16bit audio

Constructor & Destructor Documentation

Buffer()

inet::VoipStreamSender::Buffer::Buffer

(

)

                               :
    samples(nullptr),
    bufferSize(0),
    readOffset(0),
    writeOffset(0)
{
}

~Buffer()

inet::VoipStreamSender::Buffer::~Buffer

(

)

{
    delete[] samples;
}

Member Function Documentation

align()

void inet::VoipStreamSender::Buffer::align

(

)

{
    if (readOffset) {
        if (length())
            memcpy(samples, samples + readOffset, length());
        writeOffset -= readOffset;
        readOffset = 0;
    }
}

Referenced by inet::VoipStreamSender::readFrame().

availableSpace()

int inet::VoipStreamSender::Buffer::availableSpace ( ) const

inline

{ return bufferSize - writeOffset; }

Referenced by inet::VoipStreamSender::readFrame().

clear()

void inet::VoipStreamSender::Buffer::clear

(

int

framesize

)

{
    int newsize = BUFSIZE + framesize;
    if (bufferSize != newsize) {
        delete[] samples;
        bufferSize = newsize;
        samples = new char[bufferSize];
    }
    readOffset = 0;
    writeOffset = 0;
}

Referenced by inet::VoipStreamSender::initialize(), and inet::VoipStreamSender::openSoundFile().

empty()

bool inet::VoipStreamSender::Buffer::empty ( ) const

inline

{ return writeOffset <= readOffset; }

Referenced by inet::VoipStreamSender::generatePacket().

length()

int inet::VoipStreamSender::Buffer::length ( ) const

inline

{ return writeOffset - readOffset; }

Referenced by inet::VoipStreamSender::generatePacket(), and inet::VoipStreamSender::readFrame().

notifyRead()

void inet::VoipStreamSender::Buffer::notifyRead ( int  length )

inline

{ readOffset += length; ASSERT(readOffset <= writeOffset); }

Referenced by inet::VoipStreamSender::generatePacket().

notifyWrote()

void inet::VoipStreamSender::Buffer::notifyWrote ( int  length )

inline

{ writeOffset += length; ASSERT(writeOffset <= bufferSize); }

Referenced by inet::VoipStreamSender::readFrame().

readPtr()

char* inet::VoipStreamSender::Buffer::readPtr ( )

inline

{ return samples + readOffset; }

Referenced by inet::VoipStreamSender::generatePacket().

writePtr()

char* inet::VoipStreamSender::Buffer::writePtr ( )

inline

{ return samples + writeOffset; }

Referenced by inet::VoipStreamSender::readFrame().

Member Data Documentation

bufferSize

int inet::VoipStreamSender::Buffer::bufferSize

protected

readOffset

int inet::VoipStreamSender::Buffer::readOffset

protected

samples

char* inet::VoipStreamSender::Buffer::samples

protected

writeOffset

int inet::VoipStreamSender::Buffer::writeOffset

protected

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

• VoipStreamSender.h
• VoipStreamSender.cc