rcAudioFileMd.setDuration(rcRiffBwf.getXmlDuration());
rcAudioFileMd.setDuration(rcRiffBwf.getXmlDuration());
rcAudioMdAudioInfo.setDurationElement(rcRiffBwf.getXmlDuration().toXMLFormat());
rcAudioFileMd.setDuration(rcRiffBwf.getXmlDuration());
rcAudioFileMd.setDuration(rcRiffBwf.getXmlDuration());
rcAudioMdAudioInfo.setDurationElement(rcRiffBwf.getXmlDuration().toXMLFormat());