# Dirac - A Video Codec

Created by the British Broadcasting Corporation.

comp_compress.h
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38
39
40#ifndef _COMP_COMPRESS_H_
41#define _COMP_COMPRESS_H_
42
43#include <libdirac_common/arrays.h>
44#include <libdirac_common/wavelet_utils.h>
45#include <libdirac_common/common.h>
46#include <libdirac_byteio/component_byteio.h>
47
48 namespace dirac
49{
50 class MEData;
51
53
58 class CompCompressor
59 {
60 public:
62
68 CompCompressor( EncoderParams & encp, const PictureParams& fp);
69
71
79 ComponentByteIO* Compress( CoeffArray& coeff_data ,
80 SubbandList& bands,
81 CompSort csort,
82 const OneDArray<unsigned int>& estimated_bits);
83
84 private:
86 CompCompressor(const CompCompressor& cpy);
87
89 CompCompressor& operator=(const CompCompressor& rhs);
90
92 void SetToVal(CoeffArray& coeff_data,const Subband& node,ValueType val);
93
94
95 private:
96
97 // member variables
98 EncoderParams& m_encparams;
99
100 const PictureParams& m_pparams;
101
102 const PictureSort& m_psort;
103
104 const ChromaFormat& m_cformat;
105
106 float m_lambda;
107
108 };
109
110} // namespace dirac
111
112
113
114#endif
component_byteio.h
ChromaFormat
ChromaFormat
Definition: common_types.h:58
arrays.h
wavelet_utils.h
common.h
dirac
Definition of class SequenceHeaderByteIO.
Definition: accessunit_byteio.h:52
dirac::CompSort
CompSort
Types of picture component.
Definition: common.h:87
dirac::ValueType
short ValueType
Type of picture data (including motion compensated residuals)
Definition: common.h:70
dirac::ComponentByteIO
Picture component in Dirac bytestream format.
Definition: component_byteio.h:59
dirac::OneDArray
A template class for one-dimensional arrays.
Definition: arrays.h:90
dirac::PictureSort
Picture type Class.
Definition: common.h:229
dirac::PictureParams
Parameters for initialising picture class objects.
Definition: common.h:533
dirac::EncoderParams
Parameters for the encoding process.
Definition: common.h:1280
dirac::Subband
Class encapsulating all the metadata relating to a wavelet subband.
Definition: wavelet_utils.h:140
dirac::SubbandList
A class encapulating all the subbands produced by a transform.
Definition: wavelet_utils.h:280
dirac::CoeffArray
A class for wavelet coefficient data.
Definition: wavelet_utils.h:623
dirac::CompCompressor
Compress a picture component.
Definition: comp_compress.h:59
dirac::CompCompressor::m_pparams
const PictureParams & m_pparams
Definition: comp_compress.h:100
dirac::CompCompressor::operator=
CompCompressor & operator=(const CompCompressor &rhs)
Assignment = is private and body-less. This class should not be assigned.
dirac::CompCompressor::Compress
ComponentByteIO * Compress(CoeffArray &coeff_data, SubbandList &bands, CompSort csort, const OneDArray< unsigned int > &estimated_bits)
Compress a picture component.
dirac::CompCompressor::CompCompressor
CompCompressor(const CompCompressor &cpy)
Copy constructor is private and body-less. This class should not be copied.
dirac::CompCompressor::CompCompressor
CompCompressor(EncoderParams &encp, const PictureParams &fp)
Constructor.
dirac::CompCompressor::m_cformat
const ChromaFormat & m_cformat
Definition: comp_compress.h:104
dirac::CompCompressor::m_psort
const PictureSort & m_psort
Definition: comp_compress.h:102
dirac::CompCompressor::SetToVal
void SetToVal(CoeffArray &coeff_data, const Subband &node, ValueType val)
Set a subband to a constant value.
dirac::CompCompressor::m_encparams
EncoderParams & m_encparams
Definition: comp_compress.h:98
dirac::CompCompressor::m_lambda
float m_lambda
Definition: comp_compress.h:106

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