At any juvenile court hearing conducted by a juvenile court judge, an official court reporter shall, and at any such hearing conducted by a juvenile court referee, the official reporter, as directed by the court, may take down in shorthand all the testimony and all of the statements and remarks of the judge and all persons appearing at the hearing; and, if directed by the judge, or requested by the person on whose behalf the petition was brought, or by his parent or legal guardian, or the attorneys of such persons, he must, within such reasonable time after the hearing of the petition as the court may designate, write out the same or such specific portions thereof as may be requested in plain and legible longhand or by typewriter or other printing machine and certify to the same as being correctly reported and transcribed, and when directed by the court, file the same with the clerk of the court. Unless otherwise directed by the judge, the costs of writing out and transcribing all or any portion of the reporter’s shorthand notes shall be paid in advance at the rates fixed for transcriptions in a civil action by the person requesting the same.