static void vertical_compose97iH1(int *b0, int *b1, int *b2, int width){
static void vertical_compose97iH1(DWTELEM *b0, DWTELEM *b1, DWTELEM *b2, int width){
static void vertical_compose97iH1(int *b0, int *b1, int *b2, int width){    int i;        for(i=0; i<width; i++){#ifdef lift5        b1[i] -= (W_CM*(b0[i] + b2[i])+W_CO)>>W_CS;#else        int r= 3*(b0[i] + b2[i]);        r+= r>>4;        r+= r>>8;        b1[i] -= (r+W_CO)>>W_CS;#endif    }}