static void dequantization_int(int x, int y, Jpeg2000Cblk *cblk, Jpeg2000Component *comp, Jpeg2000T1Context *t1, Jpeg2000Band *band) { int i, j, idx; int32_t *datap = (int32_t *) &comp->data[(comp->coord[0][1] - comp->coord[0][0]) * y + x]; for (j = 0; j < (cblk->coord[1][1] - cblk->coord[1][0]); ++j) for (i = 0; i < (cblk->coord[0][1] - cblk->coord[0][0]); ++i) { idx = (comp->coord[0][1] - comp->coord[0][0]) * j + i; datap[idx] = ((int32_t)(t1->data[j][i]) * band->i_stepsize + (1 << 15)) >> 16; } }