The Sountrack editor is used to add and edit background music and voiceover in your project
On the project toolbar, click on Edit soundtrack to open the soundtrack editor.

Note: The editor can only be opened if the project is not empty (at least 1 clip in the project).

Tips: It is best to work with the soundtrack after you’ve finnished working with the video track.

Interface

1. Preview area
2. Video track: to view the list of simplified clips
3. Audio tracks
   • Music track: the track for background music
   • Voice track: the track for voice-over, narration, etc.
4. Cursors
   • Triangle cursor: setting current position for audio editing
   • Round cursor: making selection
5. Soundtrack editor toolbar
   • Back: go back to Project page
   • Insert music: add music to music track
   • Voice over: add or record voice-over clip to voice track
   • Effect: consist of adjust volume and fade in/fade out
   • Delay: add delay time at the current position of the cursor.
   • Trim: delete the selected audio
   • Clear soundtrack: clear the soundtrack content or audio/music track
   • Undo: undo the latest action
   • Play/Stop: preview Project soundtrack.
   • Zoom-in/Zoom-out: change the timescale displaying the soundtrack.

Adding music

• Set/drag the triangle cursor to the position you want to add
• Press Insert music.

• Choose between adding a built-in music track or your own file

Adding voice-over

• Set/drag the triangle cursor to the position you want to add.
• Press Voice over.

• To add a pre-recorded clip:
  • Select Insert voice clip
  • Choose a pre-recorded clips.
• To record a voice-over:
  • Choose Record voice
  • Select Record to start recording
  • Press Stop to stop recording
  • Choose Close to close the recorder

Tips: To avoid losing the first word in your recordings, you should wait around 1 second before speaking after you start recording. You can always trim the excess silence later on.

Cursor manipulation and audio selection

1. Make a track active for editing
   • Click on an audio track to make it active.
   Note: Only one track can be active at a time.
2. Set triangle cursor
   • Click on the area above video track list to set the cursor.
   • You can also drag it to a new position.
3. Make a selection
   • Drag the round cursors to make a selection.
   • Click on a video clip to make a selection on the active audio track corresponds to the time and duration of that video clip.
   • Double click on an audio track to select the current segment of that audio track.
   Tips: For more precise selection, use the Zoom-in or Zoom-out buttons to zoom-in/zoom-out of the display timescale.

Editing features

There are several things you can do to edit the selected segment of sound.

1. Change the volume
   • Select an audio segment
   • Select Effects → Volume
   • Drag the slider to adjust the sound.
2. Fade in/Fade out effect
   • Select an audio segment
   • Select Effects → Fade-in for fade in effect
   • Select Effects → Fade-out for fade out effect
3. Delete segment
   • Select an audio segment
   • Select Trim
   Note: By selecting Trim, the audio segments after this position will move backward in time.
4. Add a silence
   • Set the triangle cursor to mark the beginning of the silence
   • Select Delay
   • Drag the cyan cursor or enter the time in the dialog pop-up to adjust the duration of the silence
5. Undo changes
   • Select Undo
6. Preview
   • Select Play
7. Clear tracks
   • Select Clear soundtrack → Clear music to clear the music track
   • Select Clear soundtrack → Clear voice to clear the voice track
   • Select Clear soundtrack → Clear all to clear both tracks