W0               4140 libavcodec/dsputil.c     a0 = W0*b[0]+W0*b[4];
W0               4141 libavcodec/dsputil.c     a4 = W0*b[0]-W0*b[4];
W0               4166 libavcodec/dsputil.c     a0 = (W0*b[8*0]+W0*b[8*4]    )>>3;
W0               4167 libavcodec/dsputil.c     a4 = (W0*b[8*0]-W0*b[8*4]    )>>3;
W0                 61 libavcodec/ppc/fdct_altivec.c     { W0, W1, W2, W3 },