RS 13:2487.22: Criminal prosecution

A. Criminal prosecution shall be by affidavit, information or indictment, as provided by law, and shall be tried without a jury.

B. The prosecution and the defense are entitled to compulsory process to procure attendance of their respective witnesses, but not more than six witnesses may be summoned for either side, except on leave of court and on proper showing of necessity made to appear by affidavit.