yuv2plane1_8_u    117 libswscale/ppc/swscale_vsx.c     yuv2plane1_8_u(src, dest, dst_u, dither, offset, 0);
yuv2plane1_8_u    133 libswscale/ppc/swscale_vsx.c     yuv2plane1_8_u(src, dest, dstW, dither, offset, i);