spl_fixpt_round
rec_out.x = stream_dst->x + spl_fixpt_round(temp);
rec_out.width = stream_dst->x + spl_fixpt_round(temp) - rec_out.x;
rec_out.y = stream_dst->y + spl_fixpt_round(temp);
rec_out.height = stream_dst->y + spl_fixpt_round(temp) - rec_out.y;
int m = spl_fixpt_round(