parent class to compute redundant, non-subsampled wavelet decomposition / reconstruction More...
#include <CriticallySubsampledTransform.h>
Public Member Functions | |
| CriticallySubsampledTransform () | |
| constructor | |
| ~CriticallySubsampledTransform () | |
| destructor | |
| virtual bool | Decompose (ArrayGrid< double > *pSourceGrid, int nrScales) |
| decomposition More... | |
| virtual bool | Reconstruct (double threshold=0) |
| reconstructs the decomposed image More... | |
 Public Member Functions inherited from stira::wavelet::Wavelet | |
| Wavelet () | |
| constructor | |
| virtual | ~Wavelet () |
| destructor | |
| Pyramid< double > * | GetPyramid () |
| Gets the pyramid with all the subbands. | |
| ArrayGrid< double > * | GetCopyOfReconstructedGrid () |
| gets a copy of the grid after wavelket reconstruction Caller gets responsability to delete it after usage | |
| int | GetNumberOfOrientations () |
| gets the number of orientations | |
| int | GetNumberOfScales () |
| gets the number of scales | |
Additional Inherited Members | |
| Protected Member Functions inherited from stira::wavelet::Wavelet | |
| void | Initialize (ArrayGrid< double > *pSourceGrid, int nrScales, int nrOrientations=3, bool createBands=false, bool isSubsampled=true, bool isLowestScaleSubsampled=true) |
| Initializes data structures and variables for decomposition. More... | |
| Protected Attributes inherited from stira::wavelet::Wavelet | |
| int | mNrOrientations |
| Number of orientations; default 3 with classical wavelets (LH, HL and HH) | |
| int | mNrScales |
| Number of scales. | |
| Pyramid< double > * | mpPyramid |
| data structure for decomposed bands with wavelet coefficients | |
| ArrayGrid< double > * | mpDecomposeReconstructGrid |
| grid after deompose/reconstruct | |
| int | mCurrentScale |
| number of the scale being computed | |
| WaveletFilterSet | mSet |
| the wavelet filter taps | |
| ArrayGrid< double > * | mpSourceGrid |
| pointer to source data before decomposition | |
Detailed Description
parent class to compute redundant, non-subsampled wavelet decomposition / reconstruction
Member Function Documentation
|
virtual |
decomposition
- Parameters
-
pSourceGrid grid to be deomposed nrScales nr of scales in the decomposition
- Returns
- true if all went well
Implements stira::wavelet::Wavelet.
References stira::imagedata::PyramidLevel< T >::AddOrientedBand(), stira::imagedata::ArrayGrid< T >::GetHeight(), stira::imagedata::Pyramid< T >::GetLowpassResidual(), stira::imagedata::Pyramid< T >::GetRecursiveScale(), stira::imagedata::ArrayGrid< T >::GetValue(), stira::imagedata::ArrayGrid< T >::GetWidth(), stira::wavelet::Wavelet::Initialize(), stira::wavelet::Wavelet::mCurrentScale, stira::wavelet::Wavelet::mNrScales, stira::wavelet::Wavelet::mpPyramid, stira::imagedata::Pyramid< T >::SetLowpassResidual(), and stira::imagedata::ArrayGrid< T >::SetValue().
Referenced by stira::wavelet::NoiseEstimator::Run().
|
virtual |
reconstructs the decomposed image
- Parameters
-
threshold hard threshold for bandpass images, just for demo purposes
Implements stira::wavelet::Wavelet.
References stira::imagedata::ArrayGrid< T >::Clone(), stira::imagedata::ArrayGrid< T >::GetHeight(), stira::imagedata::Pyramid< T >::GetLowpassResidual(), stira::imagedata::PyramidLevel< T >::GetOrientedBand(), stira::imagedata::Pyramid< T >::GetRecursiveScale(), stira::imagedata::ArrayGrid< T >::GetValue(), stira::imagedata::ArrayGrid< T >::GetWidth(), stira::wavelet::Wavelet::mCurrentScale, stira::wavelet::Wavelet::mNrScales, stira::wavelet::Wavelet::mpDecomposeReconstructGrid, stira::wavelet::Wavelet::mpPyramid, and stira::imagedata::ArrayGrid< T >::SetValue().
The documentation for this class was generated from the following files:
- wavelet/wavelet/CriticallySubsampledTransform.h
- wavelet/wavelet/CriticallySubsampledTransform.cpp
