Dirac - A Video Codec

Created by the British Broadcasting Corporation.


dirac::MemoryStreamOutput::OutputMemoryBuffer Class Reference

local memory buffer

#include <pic_io.h>

Inheritance diagram for dirac::MemoryStreamOutput::OutputMemoryBuffer:
Collaboration diagram for dirac::MemoryStreamOutput::OutputMemoryBuffer:

Public Member Functions

 OutputMemoryBuffer ()
 Memory buffer constructor.
void SetMembufReference (unsigned char *buffer, int buffer_size)
 Set the buffer variables.

Protected Member Functions

virtual int overflow (int c)
 Write Overflow method to write one char at a time.
virtual std::streamsize xsputn (const char *s, std::streamsize num)
 xsputn method to write one multiple chars at a time to buffer

Protected Attributes

unsigned char * m_op_buf
 Memory buffer to write data to.
int m_op_buf_size
 Memory buffer size.
int m_op_idx
 Index of first available byte in buffer.

Private Member Functions

 OutputMemoryBuffer (const OutputMemoryBuffer &)
 Body-less copy constructor.
OutputMemoryBufferoperator= (const OutputMemoryBuffer &)
 Body-less assignment operator.

Constructor & Destructor Documentation

◆ OutputMemoryBuffer() [1/2]

dirac::MemoryStreamOutput::OutputMemoryBuffer::OutputMemoryBuffer ( )
inline

References m_op_buf, m_op_buf_size, and m_op_idx.

Referenced by operator=(), and OutputMemoryBuffer().

◆ OutputMemoryBuffer() [2/2]

dirac::MemoryStreamOutput::OutputMemoryBuffer::OutputMemoryBuffer ( const OutputMemoryBuffer & )
private

References OutputMemoryBuffer().

Member Function Documentation

◆ operator=()

OutputMemoryBuffer & dirac::MemoryStreamOutput::OutputMemoryBuffer::operator= ( const OutputMemoryBuffer & )
private

References OutputMemoryBuffer().

◆ overflow()

virtual int dirac::MemoryStreamOutput::OutputMemoryBuffer::overflow ( int c)
inlineprotectedvirtual

References m_op_buf, m_op_buf_size, and m_op_idx.

◆ SetMembufReference()

void dirac::MemoryStreamOutput::OutputMemoryBuffer::SetMembufReference ( unsigned char * buffer,
int buffer_size )
inline

Set the memory buffer variables

Parameters
bufferbuffer to write data to
buffer_sizesize of output buffer

References m_op_buf, m_op_buf_size, and m_op_idx.

◆ xsputn()

virtual std::streamsize dirac::MemoryStreamOutput::OutputMemoryBuffer::xsputn ( const char * s,
std::streamsize num )
inlineprotectedvirtual

References m_op_buf, m_op_buf_size, and m_op_idx.

Member Data Documentation

◆ m_op_buf

unsigned char* dirac::MemoryStreamOutput::OutputMemoryBuffer::m_op_buf
protected

◆ m_op_buf_size

int dirac::MemoryStreamOutput::OutputMemoryBuffer::m_op_buf_size
protected

◆ m_op_idx

int dirac::MemoryStreamOutput::OutputMemoryBuffer::m_op_idx
protected

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

© 2004 British Broadcasting Corporation. Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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