[HN Gopher] Lirebird - a simple and powerful voice changer for L...
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       Lirebird - a simple and powerful voice changer for Linux, written
       in GTK 3
        
       Author : app4soft
       Score  : 49 points
       Date   : 2022-05-05 18:40 UTC (4 hours ago)
        
 (HTM) web link (github.com)
 (TXT) w3m dump (github.com)
        
       | cercatrova wrote:
       | Not to be confused with the other Lyrebird:
       | 
       | https://www.descript.com/lyrebird
       | 
       | https://www.descript.com/overdub
        
         | monkeybutton wrote:
         | For a moment I excited that they released their work open
         | source..
        
       | rexreed wrote:
       | Would be nice to have some demos with the original voice and the
       | changed voice so we can hear what they sound like.
        
         | echelon wrote:
         | I'm about to release a product on https://FakeYou.com that does
         | real time voice conversion to a target voice. The quality is
         | so-so, but I think we'll improve it quickly.
         | 
         | You can see demos of our voice conversion on
         | https://storyteller.io near the middle of the page (section
         | "3"), where my voice is converted into Donald Trump's voice. (I
         | know, I should have used SpongeBob. We're going to have better
         | product demos soon.)
         | 
         | (We're hiring if you're interested in virtual production.
         | VTubing, Hollywood deepfakes and production pipeline inversion,
         | or even SasS marketing tools.)
        
         | dale_glass wrote:
         | Just tried it, it's just a pitch adjustment. A fine start, but
         | I wouldn't call it "powerful".
         | 
         | Even old versions of this kind of thing are far more varied,
         | eg: https://www.youtube.com/watch?v=sz53Dk37m-0
         | 
         | It's easy to try, just clone and run ./lyrebird, it runs right
         | from the tree.
        
       | dheera wrote:
       | Would be super interesting if we could create a GAN-based version
       | of this for audio calls that could change your voice into a white
       | male or whatever is necessary for the person on the other end to
       | not impart negative biases on their hiring/investment/business
       | decisions based on your voice.
       | 
       | If they accept you for a job and then discover only later that
       | you're actually female or non-white it'd be a big red flag if
       | they rejected you only after seeing your face.
        
         | wrycoder wrote:
         | I think you have it backwards.
        
         | victor9000 wrote:
         | If someone shows up sounding completely different than they did
         | in the interview then I think most people would assume that the
         | candidate had someone else take the interview for them,
         | resulting in a massive red flag.
        
           | CameronNemo wrote:
           | Sure, but if the interview was about actual qualifications
           | and skills, then it should not matter.
           | 
           | Even better, companies that were truly dedicated to diversity
           | in hiring could remove names from any materials shown to
           | interviewers and tell interviewees to use the same voice
           | changer.
        
           | nonrandomstring wrote:
           | People have a rather poor memory and recognition of voices
           | they're not familiar with. By the time it's been through
           | cellphone codecs (linear predictive coding that basically
           | resynthesises your voice using a handful of parameters) it's
           | a wonder we can tell one speaker from another.
           | 
           | How we do it is to listen for other features of speech,
           | accent and vowels, speed, rhythm, prosody, intonation,
           | anomalies like glottal noise, dropped H's, nasal formant,
           | murmuring diphongs.. the things that make us unique.
           | 
           | Impressionists (mimics) learn those. If they're not present
           | in the source signal it's not easy to change or add them
           | unless you move the whole signal to an intermediate form
           | (speech to text) and then resynthesis the whole show (TTS)
           | via a full articulation model that has those anomalous
           | features.
           | 
           | If you get any good at this the people who you will piss-off
           | are banks and folks who use voice as a blind authenticator
           | (hint: your bank already does if you call them).
        
       | jandrese wrote:
       | Seems like it is written in Python using GTK3, but they are
       | apparently writing version 2 in C.
        
       | 29athrowaway wrote:
       | What do you need a voice changer for?
       | 
       | Does it have to do with Twitch?
        
         | smoldesu wrote:
         | I used it a lot in multiplayer game lobbies to spin elaborate
         | over-the-mic dramas involving a deep-voiced man and his anal-
         | retentive mom. Makes for great fun if you can get your friends
         | in on the action!
        
           | 29athrowaway wrote:
           | Don't use Freudian terminology. Freud theories = debunked
           | pseudoscience.
        
             | cardiffspaceman wrote:
             | If the joke lands because "we all" understand this debunked
             | pseudoscience, what's the harm? If it doesn't land because
             | no one understands Freud anymore, that makes OP a bad
             | comedian.
        
             | kaladin-jasnah wrote:
             | I contend that OP's usage of Freudian stage theory in a
             | comic and mischievous scenario is an excellent usage of
             | "debunked pseudoscience" that should be avoided in
             | scenarios where it matters.
        
         | remexre wrote:
         | Joking around with friends seems reason enough
        
       | olddustytrail wrote:
       | It's spelled Lyre Bird, not Lire (the spelling is correct in the
       | repo, just wrong in the title).
       | 
       | Not much else to say. Here's a lyrebird imitating a chainsaw:
       | https://m.youtube.com/watch?v=mSB71jNq-yQ
        
       | metadat wrote:
       | Why is it Linux-only?
       | 
       | If it can do real-time mutation into the Ghostface voice (from
       | Scream), that would be awesome and creepy AF.
        
         | aendruk wrote:
         | "I decided to write this as a tool for myself" and presumably
         | the author uses Linux. Seeing as it's permissively licensed I
         | doubt they'd interfere if someone wanted to port it to other
         | platforms.
        
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       (page generated 2022-05-05 23:00 UTC)