Extend every silence in sound file

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flixsus
Posts: 2
Joined: Sat Jun 25, 2016 7:36 pm
Operating System: Windows 10

Extend every silence in sound file

Post by flixsus » Sat Jun 25, 2016 7:41 pm

Hello,

I hope you can help with this thing, as I thought it must be simple, but I don't know how to achieve:

I have a sound file with many silences. During the speaker's breaks the listener is asked to do something, but it is that the time to do so is not enough. That's how I want to extend each silence (best by a percentage) automatically. I found ways to truncate silences but not the other way round. It's just too many to do it manually.

kozikowski
Forum Staff
Posts: 69374
Joined: Thu Aug 02, 2007 5:57 pm
Operating System: macOS 10.13 High Sierra

Re: Extend every silence in sound file

Post by kozikowski » Sun Jun 26, 2016 3:01 am

Audacity has a batch tool called Chains.

http://manual.audacityteam.org/man/chai ... ation.html

Audacity also has Analyze > Silence Finder. You might be able to find each silent event and Generate > Silence at the location. I know of no way to do it as a percentage of the existing silence.

Where did the original silences come from? If the performer just stops talking, it might be interesting for Silence Finder to work is way around normal performance room noise. For example, it's possible if the performer decided to shift in their chair during a gap, Silent Sense may give you two hits, one before and one after.

Koz

Gale Andrews
Quality Assurance
Posts: 41761
Joined: Fri Jul 27, 2007 12:02 am
Operating System: Windows 10

Re: Extend every silence in sound file

Post by Gale Andrews » Sun Jun 26, 2016 3:11 pm

Try the Extend Silences plugin.

Gale
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