Best photo sharpening tricks in Photoshop, STOP ruining your photos.

Colin Smith

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Best photo sharpening tricks in Photoshop,

Most people don’t even realize they are destroying their photos when they sharpen them. Right now, I’m going to show you the best way to sharpen photos, in Photoshop without damaging your photos. Today, we’re going to use two examples, we’re going to use a person and a landscape. So just get straight to the point. Why don’t we jump in and I’ll show you exactly how this works.

Here’s a photograph that I shot in my studio of Lina, straight out of camera.

Studio photo of model Lina in black with long dark hair, holding an electric guitar, straight out of camera

Zooming in to 100% (you always want to be at 100% for sharpening).

Look at the bracelet.

Close-up at 100% of the guitar neck and Lina's jeweled bracelet before sharpening

Lets duplicate the layer so we can do a before and after . Cmd/Ctrl+J.

Filter>Sharpen> Unsharp Mask. This is the adjustment a lot of people use and it’s a great option. Now, generally speaking, I like to keep the radius under 1 and then take our amount up to around 120. I’m not going to see a lot of difference till you get around about 100. That’s looking pretty good.

Unsharp Mask at Amount 148% and Radius 0.8 pixels on the guitar neck and bracelet

But what I want to do is I want to push this a little bit further so I can show you what we want to do. So let’s push this radius higher and I’m going to push this up now. I see a lot of people do this. They push it up high. Now, obviously, this is damaging it because you can see the white is blowing out (I call this sizzle). The white was actually blowing out at the smaller value, but you just didn’t necessarily see it.

Unsharp Mask pushed to Amount 181% and Radius 1.5 pixels, creating harsh edges on the bracelet

OK, here’s THE trick. Watch what happens when we go down to FX and we’re going to choose blending options under the effects.

Layer Styles menu in the Layers panel with Blending Options highlighted

This will open up the effects of the layer style dialog box, go down to Blend IF, which is under advanced blending.

Choose this layer and grab the white triangle. Now we’re going to drag the white to the left. Notice as we do this, this rolls off that white area.

Blend If in Layer Style with the This Layer white slider dragged left to 129 and circled

 

Let me show you before. That’s before we roll it off. Notice we’ve got halos around the edge of the guitar here, halos around, see those halos around the tuning pegs, her bracelet. Hit that preview, boom! The halos are gone and click OK

Red circles marking sharpening halos on the tuning pegs, guitar neck and bracelet

After applying the blend if (rolling off the whites)

Same guitar and bracelet close-up after Blend If, with the bright halos gone

3 methods of Sharpening.

Let’s use a landscape photo to really show this. It will work the same on any type of photo.

Sunset landscape with green shrubs, orange flowers and trees, used to compare sharpening methods

Ctrl/Cmd+J three times to dupe the layers.

Name them USM, which is Unsharp Mask, which is what we just did.

SS for Smart Sharpen and HPS for High-pass Sharpening (I know the screenshot is mislabeled, which has no bearing on the function, but someone will have to tell me).

Layers panel with three copies named USM, SS and HSP above the Background

OK,  let’s start with the Unsharp mask.

Filter>sharpen>unsharp mask

This is what I just showed you and this is where it sizzles. You see this problem a lot on landscape photos.

Unsharp Mask on the landscape, red circles marking sizzling highlights in the foliage and sky edge

You’ve got that sizzling in the highlights.

Let’s do our little trick here that we did above.

Choose FX, choose the blending options,

roll off the white triangle

Blend If white slider rolled back to 162 on the USM layer, foliage still circled

And boom, the sizzle is gone, see before

.Close-up of shrubs against the sunset sky with bright sharpening halos along the leaves

and after

Same shrubs against the sunset after the Blend If fix, with softer edges on the leaves

Second option Smart Sharpen.

Filter> sharpen>smart sharpen.

Layers panel with the SS layer selected and only SS and Background visible

OK , here we are in smart sharpen now, smart sharpen at first appearance seems to work a little bit like the Unsharp Mask and in a way, it does.

Once again, I’m going to push this radius a little bit higher just to make it really clear what I’m doing.

Smart Sharpen at Amount 291%, Radius 2.3 px, Reduce Noise 13%, Remove set to Lens Blur

Now, the nice thing about here is we have the ability to fade the highlights. So watch this, fade the highlights. Why is it not fixed? Because we need to set the tone and tell it what the highlights are as we move over. Now, it starts to move more into the mid tones. So this gives us a little bit more control because we can choose exactly where we want to. Using the fade is exactly the same as using the Blend if trick before. So smart sharpen is like Unsharp mask with the Blend If (fade) slider built right in.  (The video above shows this very clearly).

Smart Sharpen Highlights Fade Amount at 100% with Tonal Width being adjusted

Do the shadows. Choose the Fade just crank it all the way up and adjust the tonal with.

Smart Sharpen Shadows Fade Amount at 100% with Tonal Width at 70%

Method #3: High Pass Sharpen

For High Pass Sharpen,  change the blend mode to Overlay.

HSP layer set to the Overlay blend mode in the Layers panel

Filter>other>high Pass

The nice thing about the high pass filter is we can just get the edges and not affect the texture too much.

High Pass filter dialog with a 1.2 pixel radius over the landscape

Let’s look at how these methods of sharpening affected the smooth areas of the image. Look at the sky, if you look at the unsharp mask. Notice how it increased the noise in the soft area in the sky as well. So it’s not as targeted. It just hits everything.

100% view of the sky with the USM layer on, showing grainy noise added by Unsharp Mask

Smart Sharpen, you can see it’s not adding as much noise.

Same sky with the Smart Sharpen layer on, showing less added noise

The highpass sharpen is pretty much leaving the smooth areas alone too.

Same sky with the High Pass layer on, smooth areas left almost untouched

So I hope this opened your eyes a little bit with how to sharpen your photos and avoid that sizzle, which I see in so many photos. It just ruins them.

As you can see we get different results based on the type of sharpening you want to use.

I’m curious what you think. Let me know in the comments underneath, which of those methods did you prefer or did you prefer when we combine them all?


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12 comments

  1. Stefano Menicagli

    Great article Colin as always. I prefer the High Pass method, in addition on the same created layer, apply the Surface Blur (about Radius 6 and Theshold 10 ).
    In this way is possible sharp only the edges and leave untouched all the other areas of image.
    Cheers,
    Stefano.

  2. Bud Ralston

    Colin:
    You just taught me a new PS trick. That HPS is great. Not sure it will beat Tpaz Sharpen Ai, but will give me something to compare. I’m loving all your tutorials!!!

  3. mary orosz

    I can’t get the image back – it just stays gray in High Pass. What am i doing wrong?

  4. Charles Brackett

    Colin: A very useful tutorial. I will have to give it a try. I have a comment about an earlier post of yours regarding neutralizing color casts using the Match Color dialog. As in all things Photoshop, it does not always work. A yellow flower turns white, or nearly so. And if it is a subject-sensitive color-cast removal, then how can one really have confidence in it without having a color reference to a neutral area, in which case, that would suffice anyway to do a neutralization without match color.

    1. Colin Smith Author

      Like all tricks, it works sometimes, and at other times it doesn’t. There are more reliable ways of working, but those are more time consuming. So with hy trick, if it works, great you just saved time. If it doesn’t then you do it the long way, which you would have anyway. Does that make sense?

  5. Belinda

    As I understand it, This Layer blend if masks the highlight sharpening from the underlying layer while Underlying Layer blend if protects the the underlying layer’s highlights from the This Layer’s applied highlight sharpening?
    So, when using Blend If does it make a difference whether one holds back the highlight sharpening in This Layer as opposed to the protecting the Underlying Layer from the highlight sharpening applied by this layer?
    I hope this makes sense!

    1. Colin Smith Author

      Blend-if in this case, hides the whites on the current layer and what’s underneath will show through

  6. shawnie

    I like the SS smart sharpen effect best I think! thank you for the tutorial Colin!

  7. Leo Mulder

    Great tutorial. I’m going definitely for the high pass methode.

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