// profileSamplingInterval: seconds per profile entry
static L<DoubleRange> ajc_findSpeechPartsFromVolumeProfile(float[] profile, AJCParameters p) {
  ret audio_findSpeechPartsFromVolumeProfile(profile, p.profileSamplingInterval,
    volumeThreshold := p.volumeThresholdPercent/100.0,
    minSilenceDuration := parseDouble(p.minSilence),
    pre := parseDouble(p.leadIn),
    post := parseDouble(p.leadOut));
}