-/*
- * Apply a reversible DWT transform to a component of an image
- * a: samples of the component
- * w: width of the component
- * h: height of the component
- * tilec : tile component information (present tile)
- * l: number of decomposition levels in the DWT
- */
-/* void dwt_encode(int* a, int w, int h, int l); */
-void dwt_encode(int *a, int w, int h, tcd_tilecomp_t * tilec, int l);
-/*
- * Apply a reversible inverse DWT transform to a component of an image
- * a: samples of the component
- * w: width of the component
- * h: height of the component
- * tilec : tile component information (present tile)
- * l: number of decomposition levels in the DWT
- * row_tilec : tile component information (previous tile on the same row)
- * col_tilec : tile component information (previous tile on the same column)
- */
-void dwt_decode(int *a, int w, int h, tcd_tilecomp_t * tilec, int l,
- int stop);
+The functions in DWT.C have for goal to realize forward and inverse discret wavelet
+transform with filter 5-3 (reversible) and filter 9-7 (irreversible). The functions in
+DWT.C are used by some function in TCD.C.
+*/