M15                77 libavcodec/ppc/vp3dsp_altivec.c     return vec_add(a, M15(a, C));
M15                81 libavcodec/ppc/vp3dsp_altivec.c     A = vec_add(M16(b1, C1), M15(b7, C7));\
M15                82 libavcodec/ppc/vp3dsp_altivec.c     B = vec_sub(M15(b1, C7), M16(b7, C1));\
M15                95 libavcodec/ppc/vp3dsp_altivec.c     G = vec_add(M16(b2, C2), M15(b6, C6));\
M15                96 libavcodec/ppc/vp3dsp_altivec.c     H = vec_sub(M15(b2, C6), M16(b6, C2));\