Created by the British Broadcasting Corporation.
Compress a picture component. More...
#include <comp_compress.h>
Public Member Functions | |
| CompCompressor (EncoderParams &encp, const PictureParams &fp) | |
| Constructor. More... | |
| ComponentByteIO * | Compress (CoeffArray &coeff_data, SubbandList &bands, CompSort csort, const OneDArray< unsigned int > &estimated_bits) |
| Compress a picture component. More... | |
Private Member Functions | |
| CompCompressor (const CompCompressor &cpy) | |
| Copy constructor is private and body-less. This class should not be copied. More... | |
| CompCompressor & | operator= (const CompCompressor &rhs) |
| Assignment = is private and body-less. This class should not be assigned. More... | |
| void | SetToVal (CoeffArray &coeff_data, const Subband &node, ValueType val) |
| Set a subband to a constant value. More... | |
Private Attributes | |
| EncoderParams & | m_encparams |
| const PictureParams & | m_pparams |
| const PictureSort & | m_psort |
| const ChromaFormat & | m_cformat |
| float | m_lambda |
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.
| dirac::CompCompressor::CompCompressor | ( | EncoderParams & | encp, |
| const PictureParams & | fp | ||
| ) |
Create and initialize a component compressor with the given characteristics.
| encp | encoding parameters |
| fp | picture parameters |
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private |
| 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).
| coeff_data | the component data to be compressed |
| bands | Subbands list |
| csort | Chroma format |
| estimated_bits | the list of estimated number of bits in each subband |
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© 2004 British Broadcasting Corporation.
Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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