I need help with blur.

LudwigTails

New Member
hello. So there is a format of what I wanted to show on screen.
This is how its looking like at the moment
Screenshot 2025-01-24 230920.png
However what I want to make, see below the image, basically want to have the area behind the turtwig idle footage to have blur. Aka the blue mark up is the spot I want to have blur between the main gameplay source and the media soruce (the media source is the screen of the turtwig)
Screenshot 2025-01-24 230920.png
How can I do this without adding blurs to every source layers?
 

LudwigTails

New Member
Use the blur filter on one of your Scenes, not on the Sources (Layers).

Composite Blur seems pretty good for what you're trying to achieve, it has masking for the Blur Filter demonstrated in this video.
I tried following that, I tried applying to the idle screen (aka the turtwig animation) and thought that would solve my problem but it didnt. The blur is only added to there not the background. I am unsure what I am trying to understand is done correctly and apply to the format i am using OBS.
Because my layout of scenes and sources looks like this.
Idle screens group is where that turtwig animation is in. And there is nothing in scene 2.
1737814338391.png
 

AaronD

Active Member
Instead of the one scene that has everything, use two scenes:
  • Background: everything that you want blurred, but don't blur it yet.
  • Foreground: everything that you don't want blurred.
Now, add the background scene as a source in the foreground scene, put it at the back, and blur it there.
 

LudwigTails

New Member
Instead of the one scene that has everything, use two scenes:
  • Background: everything that you want blurred, but don't blur it yet.
  • Foreground: everything that you don't want blurred.
Now, add the background scene as a source in the foreground scene, put it at the back, and blur it there.
so would foreground be like, the main scene i should be using for streaming and recording gameplay footage then?
 

AaronD

Active Member
so would foreground be like, the main scene i should be using for streaming and recording gameplay footage then?
Yep.

If you want to blur and unblur the background live, with a nice transition between those two states, then you might have 4 scenes:
  • Background
  • Foreground (does not include Background this time)
  • Live with blurred Background
  • Live with clear Background
Only the last two are used directly, and they each have the same two sources in them: Background and Foreground.

If you *always* have the background blurred, then you can just have the two - Background and Foreground - and use the Foreground directly, live, as above.

Or if you're okay with just switching the blur on and off, as a hard cut, then you can use the 2-scene method with that too, and just turn the blur filter on and off directly.
 

LudwigTails

New Member
Yep.

If you want to blur and unblur the background live, with a nice transition between those two states, then you might have 4 scenes:
  • Background
  • Foreground (does not include Background this time)
  • Live with blurred Background
  • Live with clear Background
Only the last two are used directly, and they each have the same two sources in them: Background and Foreground.

If you *always* have the background blurred, then you can just have the two - Background and Foreground - and use the Foreground directly, live, as above.

Or if you're okay with just switching the blur on and off, as a hard cut, then you can use the 2-scene method with that too, and just turn the blur filter on and off directly.
Unsure am I interoperating this right. But when i go into another scene, and for example if I do a video capture and I select the same source (for example my game capture card) in both scenes, one of them will not show and is limited to only 1 of the scene's video capture is allowed to be used, how do i get around that?
 

AaronD

Active Member
when i go into another scene, and for example if I do a video capture and I select the same source (for example my game capture card) in both scenes, one of them will not show and is limited to only 1 of the scene's video capture is allowed to be used, how do i get around that?
Don't add it again, but Copy/Paste (Reference) the one that already exists.

Adding it again, makes the operating system copy it for you, and feed OBS twice. Windows (still!) doesn't do that.
Pasting a reference, only takes one copy into OBS, and then OBS copies it internally.
 

LudwigTails

New Member
Don't add it again, but Copy/Paste (Reference) the one that already exists.

Adding it again, makes the operating system copy it for you, and feed OBS twice. Windows (still!) doesn't do that.
Pasting a reference, only takes one copy into OBS, and then OBS copies it internally.
Ah okay. Now at the moment this is what I got in the scenes, what should I put in where?
1738287177543.png
 

AaronD

Active Member
Ah okay. Now at the moment this is what I got in the scenes, what should I put in where?
View attachment 111063

  • Background: everything that you want blurred, but don't blur it yet.
  • Foreground: everything that you don't want blurred.
Both "Live" scenes get both the Background and Foreground scenes as sources, and only those two sources. Put Foreground on top, and in one of them, add a blur filter to the Background.
 
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