Audio

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Audio Basics

Clean up Audio Mistakes

Working with Music

Adjust the volume of the audio clips to a standard level. Use this option when the recording level between audio clips varies greatly.

This option acts as toggle on a per clip basis.

• Check to turn on.
• Uncheck to turn off.

Volume leveling is applied to an entire audio clip and can be applied to:

• One selected audio clip.
• Multiple selected audio clips.

Volume Variation

Select an option from the Volume variation dropdown menu that best describes the level of audio variation on the timeline.

If you choose Custom Settings, select from the following options.

• Ratio
  Sets the compression slope which determines how the output signal changes in relation to the input signal once the input signal exceeds the threshold.

• Threshold
  Sets the level which signals are compressed or limited. Increasing the threshold clamps signals at a higher level, reducing the amount of compression or limiting.

• Gain
  Process of reducing dynamics lowers the signal’s overall level. The gain control compensates by adding increasing output gain, or signal level.

Enable noise removal to reduce background noise for the audio on the timeline.

As soon as Noise Removal is enabled, the color of the audio waveform changes from green to orange while in the Audio tab:

And from gray to orange while in the other views:

Noise removal is applied to an entire audio clip and can be applied to:

• One selected audio clip
• Multiple selected audio clips

Use the Adjust sensitivity slider if the noise reduction process caused the audio quality to degrade. Degradation may occur if the noise removal occurred within a selection without true silence.

Click the Auto noise training button to have Editor automatically remove noise from the audio clips.

Editor detects noise in the audio by using a selection with silence.

Once clicked, noise removal is immediately applied to the audio clips.

Set the noise removal based on an area of silence you choose.

Drag the playhead’s green In point or red Out point to make a selection of silence. Use the zoom slider to get a better view of the timeline, if necessary.

1. Click the Advanced button.
2. Click the Use manual noise selection button.
3. Noise removal is applied to the timeline immediately.

Clipping results in an audible distortion in the audio.

Enable this option to cut off the recorded audio when the audio volume reaches too high of a level.

Enable to remove recorded artifacts that sound like clicks.

Use the Click Sensitivity slider to set the threshold for the filter.

The volume of an audio can be applied to:

• One selected audio clip
• Multiple selected audio clips
• A selection on an audio clip
• A selection that spans several selected audio clips

To adjust the audio:

• On the Audio tab, click the Volume Up button or Volume Down button . The volume is adjusted by 25% with each click of the button.

Adjust Volume for Individual Clips

The audio on individual audio clips can be adjusted by grabbing the bar in the middle of the wave form and dragging it up or down.

Audio fades can be applied to:

• One selected audio clip
• Multiple selected audio clips
• A selection on an audio clip
• A selection that spans several selected audio clips

To fade in the audio, click the Fade In button.

To fade out the audio, click the Fade Out button.

To adjust a fade, grab the audio point and drag it. The waveform adjusts accordingly.

Mute the audio selection on the timeline. Unlike the delete or cut options, this option does not remove any of the existing waveform.

Silence can be applied to:

• One selected audio clip
• Multiple selected audio clips
• A selection on an audio clip
• A selection that spans several selected audio clips

To add silence to the audio, click the Silence button.

Edit an audio waveform by adding custom points of contact to drag to achieve the desired result.

• Drag an audio point to adjust the volume up or down.
• Audio points can be moved up, down, left, and right.

To add an audio point:

1. Select the audio clip on the timeline.
2. Move the playhead to where the audio point will be added.
3. Click Add Audio point in the Audio tab or right-click clip and choose Add Audio Point from the context menu.

To remove one audio point:

1. Select the audio point on the timeline.
2. Click Remove audio points in the Audio tab or right-click clip on choose Delete from the context menu.

To remove all audio points from a clip:

1. Select the audio clip on the timeline.
2. Click Remove audio points in the Audio tab or right-click clip on choose Delete all audio points on media from the context menu.

The Export audio as option combines all audio on the timeline into one audio file. Use this option to make a backup of the audio or to create a soundtrack to import into another application.

To access this option, select Editor > File > Produce special > Export audio as > Choose MP3 or WAVE

• MP3: Smaller file size. Good for voice narration.
• WAV: Microsoft file format. High quality audio at a larger file sizes.