3 void WindowFilterSubband( short *pBuffer
, int ch
, double s
[SBLIMIT
] );
4 void create_dct_matrix (double filter
[16][32]);
7 void window_subband (short **buffer
, double z
[64], int k
);
8 void filter_subband (double z
[HAN_SIZE
], double s
[SBLIMIT
]);