252                 int sx = xofs[dx].idx;                                          \
254                 worktype t = _src[sx];                                          \
255                 _buf[dx] = mul_one_macro(t) + fx*(_src[sx+cn] - t);             \
424     int dx, dy, sx, sy, sy2, ify;                                               \
470                 sx = sx0 + cn*2;                                                \
471                 while( sx >= ssize.width )                                      \
472                     sx -= cn;                                                   \
473                 x = load_macro(_src[sx]);                                       \
475                 if( (unsigned)(sx = sx0 + cn) < (unsigned)ssize.width )         \
476                     x = load_macro(_src[sx]);                                   \
478                 if( (unsigned)(sx = sx0) < (unsigned)ssize.width )              \
479                     x = load_macro(_src[sx]);                                   \
481                 if( (unsigned)(sx = sx0 - cn) < (unsigned)ssize.width )         \
482                     x = load_macro(_src[sx]);                                   \
501                 if( (unsigned)(sx = sx0) < (unsigned)ssize.width )              \
502                     x = load_macro(_src[sx]);                                   \
504                 if( (unsigned)(sx = sx0 + cn) < (unsigned)ssize.width )         \
505                     x = load_macro(_src[sx]);                                   \
507                 if( (unsigned)(sx = sx0 + cn*2) < (unsigned)ssize.width )       \
508                     x = load_macro(_src[sx]);                                   \
638     int k, sx, sy, dx, dy;  in cvResize()  local
727                     for( sx = 0; sx < iscale_x; sx++ )  in cvResize()
728                         ofs[k++] = sy*srcstep + sx*cn;  in cvResize()
732                     sx = dx*iscale_x*cn;  in cvResize()
734                         xofs[dx*cn + k] = sx + k;  in cvResize()
774                     for( sx = sx1; sx < sx2; sx++ )  in cvResize()
778                         xofs[k].si = sx*cn;  in cvResize()
830                     sx = cvFloor(fx);  in cvResize()
831                     fx -= sx;  in cvResize()
835                     sx = cvFloor(dx*scale_x);  in cvResize()
836                     fx = (dx+1) - (sx+1)*inv_scale_x;  in cvResize()
840                 if( sx < 0 )  in cvResize()
841                     fx = 0, sx = 0;  in cvResize()
843                 if( sx >= ssize.width-1 )  in cvResize()
845                     fx = 0, sx = ssize.width-1;  in cvResize()
851                     for( k = 0, sx *= cn; k < cn; k++ )  in cvResize()
852                         xofs[dx*cn + k].idx = sx + k, xofs[dx*cn + k].alpha = fx;  in cvResize()
854                     for( k = 0, sx *= cn; k < cn; k++ )  in cvResize()
855                         xofs[dx*cn + k].idx = sx + k,  in cvResize()
913             sx = cvFloor(fx);  in cvResize()
914             fx -= sx;  in cvResize()
916             if( sx-1 >= 0 && xmin > dx )  in cvResize()
918             if( sx+2 < ssize.width )  in cvResize()
924             if( sx < -2 )  in cvResize()
925                 sx = -2;  in cvResize()
926             else if( sx > ssize.width )  in cvResize()
927                 sx = ssize.width;  in cvResize()
931                 xofs[dx*cn + k].idx = sx*cn + k;  in cvResize()