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An implementation of the synthetize_lpf() method that works on int data, for the inverse 5x3 wavelet transform using the lifting scheme. See the general description of the synthetize_lpf() method in the SynWTFilter class for more details.
<p>The coefficients of the first lifting step are [-1/4 1 -1/4].</p><p>The coefficients of the second lifting step are [1/2 1 1/2].</p>
public override void synthetize_lpf(int[] lowSig, int lowOff, int lowLen, int lowStep, int[] highSig, int highOff, int highLen, int highStep, int[] outSig, int outOff, int outStep)
Type | Name | Description |
---|---|---|
int[] | lowSig | This is the array that contains the low-pass input signal. |
int | lowOff | This is the index in lowSig of the first sample to filter. |
int | lowLen | This is the number of samples in the low-pass input signal to filter. |
int | lowStep | This is the step, or interleave factor, of the low-pass input signal samples in the lowSig array. |
int[] | highSig | This is the array that contains the high-pass input signal. |
int | highOff | This is the index in highSig of the first sample to filter. |
int | highLen | This is the number of samples in the high-pass input signal to filter. |
int | highStep | This is the step, or interleave factor, of the high-pass input signal samples in the highSig array. |
int[] | outSig | This is the array where the output signal is placed. It should be long enough to contain the output signal. |
int | outOff | This is the index in outSig of the element where to put the first output sample. |
int | outStep | This is the step, or interleave factor, of the output samples in the outSig array. |