Dirac - A Video Codec

Created by the British Broadcasting Corporation.


Public Member Functions | Private Member Functions | Private Attributes

dirac::CompCompressor Class Reference

Compress a picture component. More...

#include <comp_compress.h>

Collaboration diagram for dirac::CompCompressor:
Collaboration graph
[legend]

List of all members.

Public Member Functions

Private Member Functions

Private Attributes


Detailed Description

This class compresses one of the three components (Y, U, or V) of a picture according to a given set or parameters. CompCompressor is used by PictureCompressor.


Constructor & Destructor Documentation

dirac::CompCompressor::CompCompressor ( EncoderParams encp,
const PictureParams fp 
)

Create and initialize a component compressor with the given characteristics.

Parameters:
encpencoding parameters
fppicture parameters
dirac::CompCompressor::CompCompressor ( const CompCompressor cpy) [private]

Member Function Documentation

ComponentByteIO* dirac::CompCompressor::Compress ( CoeffArray coeff_data,
SubbandList bands,
CompSort  csort,
const OneDArray< unsigned int > &  estimated_bits 
)

Compress a PicArray containing a picture component (Y, U, or V).

Parameters:
coeff_datathe component data to be compressed
bandsSubbands list
csortChroma format
estimated_bitsthe list of estimated number of bits in each subband
Returns:
Picture-component in Dirac-bytestream format
CompCompressor& dirac::CompCompressor::operator= ( const CompCompressor rhs) [private]
void dirac::CompCompressor::SetToVal ( CoeffArray coeff_data,
const Subband node,
ValueType  val 
) [private]

Member Data Documentation


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.
HTML documentation generated by Dimitri van Heesch's excellent Doxygen tool.