436     int sum = 0, nvalue;  in imageop_dither2grey2()  local
453         nvalue = sum & 0x180;  in imageop_dither2grey2()
454         sum -= nvalue;  in imageop_dither2grey2()
455         ovalue |= nvalue >> pos;  in imageop_dither2grey2()
513     int i, pos, value = 0, nvalue;  in imageop_grey22grey()  local
539         nvalue = (value >> pos) & 0x03;  in imageop_grey22grey()
540         *ncp++ = nvalue | (nvalue << 2) |  in imageop_grey22grey()
541                  (nvalue << 4) | (nvalue << 6);  in imageop_grey22grey()
552     int i, pos, value = 0, nvalue;  in imageop_grey42grey()  local
577         nvalue = (value >> pos) & 0x0f;  in imageop_grey42grey()
578         *ncp++ = nvalue | (nvalue << 4);  in imageop_grey42grey()
663             Py_UInt32 nvalue = r | (g<<8) | (b<<16);  in imageop_rgb82rgb()  local
664             * (Py_UInt32 *) ncp = nvalue;  in imageop_rgb82rgb()
684     int nvalue;  in imageop_rgb2grey()  local
714         nvalue = (int)(0.30*r + 0.59*g + 0.11*b);  in imageop_rgb2grey()
715         if ( nvalue > 255 ) nvalue = 255;  in imageop_rgb2grey()
716         *ncp++ = (unsigned char)nvalue;  in imageop_rgb2grey()