Trapcode Sound Keys


  • Place an audio file in the timeline.
  • Create a new solid the size of your composition and apply Effect > RG Trapcode Sound Keys.
  • In the Audio Layer pop-up, select the audio layer.
  • Set the work area duration to something like 5 seconds.
  • Press RAM Preview ('0' on numeric keypad) to see the spectrum move with the audio.
  • Now use the green square to select an area of the spectrum that should be captured.
  • Then press Apply in Sound Keys.
  • Press the 'u' key to see the keyframes generated.