Lines Matching refs:w2
238 const int w2= (width+1)>>1;
242 temp[x+w2]= b[2*x + 1];
278 lift(b+w2, temp+w2, temp, 1, 1, 1, width, -1, 0, 1, 1, 0);
279 lift(b , temp , b+w2, 1, 1, 1, width, 1, 2, 2, 0, 0);
321 const int w2= (width+1)>>1;
323 lift (temp+w2, b +1, b , 1, 2, 2, width, W_AM, W_AO, W_AS, 1, 1);
324 liftS(temp , b , temp+w2, 1, 2, 1, width, W_BM, W_BO, W_BS, 0, 0);
325 lift (b +w2, temp+w2, temp , 1, 1, 1, width, W_CM, W_CO, W_CS, 1, 0);
326 lift (b , temp , b +w2, 1, 1, 1, width, W_DM, W_DO, W_DS, 0, 0);
406 const int w2= (width+1)>>1;
411 temp[2*x + 1]= b[x+w2];
512 const int w2= (width+1)>>1;
515 inv_lift (temp , b , b +w2, 2, 1, 1, width, W_DM, W_DO, W_DS, 0, 1);
516 inv_lift (temp+1 , b +w2, temp , 2, 1, 2, width, W_CM, W_CO, W_CS, 1, 1);
522 temp[0] = b[0] - ((3*b[w2]+2)>>2);
524 temp[2*x ] = b[x ] - ((3*(b [x+w2-1] + b[x+w2])+4)>>3);
525 temp[2*x-1] = b[x+w2-1] - temp[2*x-2] - temp[2*x];
528 temp[2*x ] = b[x ] - ((3*b [x+w2-1]+2)>>2);
529 temp[2*x-1] = b[x+w2-1] - temp[2*x-2] - temp[2*x];
531 temp[2*x-1] = b[x+w2-1] - 2*temp[2*x-2];