I vaguely remember a method of separating an image into high frequency (sharp) elements and low frequency (soft) elements, then being able to mess with each pass separately and composite back together. (probably using Ivar’s highpass matchbox) Unfortunately my ageing brain has forgotten the details…

I want to share the way that I use High Pass separation. I was having a chat with @Ben and I thought that it would be worth posting on the channel. I love it and I use it so so much that I believe everyone should have this trick in their tool belt. So I make my own high pass filter. There are matc…

Hey, I’m not sure if this needed since you said your question was answered but just in case you’re wondering or for anybody else that stumbles across this: Crok_Separation is I what I use for frequency separation for beauty cleanup and I use Crok_Highpass to create a Highpass version of footage for…

Great explanation. I love these kind of topics.:+1:t2: When I use ‘highpass filtering retouch paint method’ I blur the image and after that a subtract from the original. Then an exposure node to see the details better. Thereafter I clone away in the highpass and at the end remove eposure node, Add…

awesome. super post - many thanks for this - really really cool

And while we’re at it, you can also take that highpass and mix it back to the original with Overlay, SoftLight, HardLight and Spotlight for image sharpening.

Really rad technique! Love it. Saved me a bunch of time yesterday cleaning up a dirty wall that had a shadow pass through. Question regarding your construction: I don’t quite understand linear light as a blend mode-- is there a reason to do the negative → 50% blend → linear light roundtrip over sim…

Any blur or median filter that removes the high frequency information will result in a good separation. It all depends on the circumstance. I was taught this method which uses the Photoshop Linear Light blend mode. I assumed it was a technique that came from Photoshop. I had never really considered…

Awesome stuff as always - thank you!

This technique totally saved my bacon on a car cleanup job this week. I’m so happy to have finally learned about it!! Thank you to all for sharing your knowledge, with examples and setups, and then taking the time from your busy days to explain everything again and again. And again.

WTF…amazing man!! Thank you!!!

OMG I just tried this on a real job. OMG OMG OMG Thanks Man!

How to use Highpass

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How to use Highpass

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