wavepack1.comp.dct.lib

su 的源代码库

WAVEPACK1 - 1D wavelet packet transform

wavepack1 - 1D wavelet package transform

Function Prototype:
int wavePack_1(float *x, float *y, waveFilter *filter, 
	int twopow, int stage, int type);

Input:
x	array[] for the signal
y 	array[] for the wavelet coefficients
filter	wavelet filter structure
twopow	2^pow is the length of the signal 
type	0 for decomposition, 1 for reconstruction

Author: 	Tong Chen, 05/25/94