question: @ Override public AudioInputStream synthesiseOneSection ( String festivalUtt , Voice voice ) throws IOException { writeRelationFiles ( festivalUtt ) ; File audioFile = new File ( festivalDir . getPath ( ) + File . separator + "mary.wav" ) ; String festivalVoiceCmd = "(voice_" + voice . getName ( ) + ")" ; AudioInputStream sound = festivalSynthesise ( audioFile , festivalVoiceCmd ) ; return sound ; }
target:  Process a single utterance in FESTIVAL_UTT text format.