Discuss Scratch

cutekawaii59
Scratcher
100+ posts

How do you make a sound visualizer??

Plzz, I need help. I see really cool ones but I see the code & I can't figure it out.
There is only one project that shows how to make one but it didn't work.

HELP PLEASE!!
gtoal
Scratcher
1000+ posts

How do you make a sound visualizer??

since you cannot determine frequencies using scratch, all you can do is look at the volume of the sound and then do something according to the volume. i may help to track the loudest and quietest volumes and use that to normalise your display between 0 and 100%
cutekawaii59
Scratcher
100+ posts

How do you make a sound visualizer??

gtoal wrote:

since you cannot determine frequencies using scratch, all you can do is look at the volume of the sound and then do something according to the volume. i may help to track the loudest and quietest volumes and use that to normalise your display between 0 and 100%
Umm, I don't get it..
asivi
Scratcher
1000+ posts

How do you make a sound visualizer??

PawPrinter
Scratcher
47 posts

How do you make a sound visualizer??

Short answer: you can't.
asivi
Scratcher
1000+ posts

How do you make a sound visualizer??

PawPrinter wrote:

Short answer: you can't.

Short question: Why?

Last edited by asivi (Dec. 29, 2017 09:15:52)

cutekawaii59
Scratcher
100+ posts

How do you make a sound visualizer??

PawPrinter wrote:

Short answer: you can't.
Well what about this: https://scratch.mit.edu/projects/193549841/
Yes, you can!!
2Dproductions
Scratcher
500+ posts

How do you make a sound visualizer??

gtoal wrote:

since you cannot determine frequencies using scratch
Sure, you can't determine frequencies using Scratch, but you can with audacity and trust me, a ton of people have audacity.
PawPrinter
Scratcher
47 posts

How do you make a sound visualizer??

asivi wrote:

Short question: Why?

Scratch doesn't have any blocks that can analyze sound.

cutekawaii59 wrote:

Well what about this: https://scratch.mit.edu/projects/193549841/
Yes, you can!!

This isn't actually a true sound visualizer. The creator of the project analyzed the music in a different program, then just animated the “wave” based on that information. If you were to play a different song the animation would be the same.
cutekawaii59
Scratcher
100+ posts

How do you make a sound visualizer??

PawPrinter wrote:

asivi wrote:

Short question: Why?

Scratch doesn't have any blocks that can analyze sound.

cutekawaii59 wrote:

Well what about this: https://scratch.mit.edu/projects/193549841/
Yes, you can!!

This isn't actually a true sound visualizer. The creator of the project analyzed the music in a different program, then just animated the “wave” based on that information. If you were to play a different song the animation would be the same.
Oh, okay. I get it.
asivi
Scratcher
1000+ posts

How do you make a sound visualizer??

https://scratch.mit.edu/projects/195765665/#fullscreen

An attempt getting data from Audacity.
griefercube
Scratcher
500+ posts

How do you make a sound visualizer??

SpinningCube
Scratcher
100+ posts

How do you make a sound visualizer??

You can use the loudness block (I think it's in an extension now) and record the loudness to a list using your microphone (This will record things in the real world, too). Then, you can play back that loudness with whatever visualization you want, so that when other people play the project, they see the proper visualization.
Pikachu815
Scratcher
30 posts

How do you make a sound visualizer??

like this

Last edited by Pikachu815 (Nov. 29, 2020 06:55:49)

Pikachu815
Scratcher
30 posts

How do you make a sound visualizer??

whenclickedforeverclearpendownmoveloudness*2steps

Last edited by Pikachu815 (Nov. 29, 2020 07:07:10)

Pikachu815
Scratcher
30 posts

How do you make a sound visualizer??

just add the music

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