- col[0 ] = ((a0 + b0) >> COL_SHIFT);
- col[8 ] = ((a1 + b1) >> COL_SHIFT);
- col[16] = ((a2 + b2) >> COL_SHIFT);
- col[24] = ((a3 + b3) >> COL_SHIFT);
- col[32] = ((a3 - b3) >> COL_SHIFT);
- col[40] = ((a2 - b2) >> COL_SHIFT);
- col[48] = ((a1 - b1) >> COL_SHIFT);
- col[56] = ((a0 - b0) >> COL_SHIFT);
+ col[0 ] = ((int)(a0 + b0) >> COL_SHIFT);
+ col[8 ] = ((int)(a1 + b1) >> COL_SHIFT);
+ col[16] = ((int)(a2 + b2) >> COL_SHIFT);
+ col[24] = ((int)(a3 + b3) >> COL_SHIFT);
+ col[32] = ((int)(a3 - b3) >> COL_SHIFT);
+ col[40] = ((int)(a2 - b2) >> COL_SHIFT);
+ col[48] = ((int)(a1 - b1) >> COL_SHIFT);
+ col[56] = ((int)(a0 - b0) >> COL_SHIFT);