Audio Engineering: Video Soundtrack Repair

Video Soundtrack Repair

THE ISSUE

A video soundtrack has areas of severe clipping and associated distortion, along with minor issues of muddiness in the voice over track.

A/B Comparison of Clips and Masters, with Before/After Specs

 

THE FIX 

Using iZotope RX7 and Audacity DAW:

  • applied spectral de-noise, de-plosive, de-mouth click, de-esser, breath control
  • clipping repair
  • Sectral repair, voice de-noise
  • EQ curve: rolled off low end and high end
  • applied compression 3:1 ratio at around -12dB
  • loudness normalization (Integrated BS.1770 2/3/4)