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a process which increases the definition along edges by amplifying the difference in brightness between pixels.

learn more… | top users | synonyms

2
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2answers
75 views

What is subpixel sharpening?

What does sub pixel radius sharpening mean in this review of the Pentax K5IIs mean?How does it differ from regular sharpening? Now this is the same raw file, with a 301% .3 sub pixel radius ...
0
votes
0answers
43 views

How can I sharpen edges of teeth in dental radiographs? [duplicate]

I have this kind of image . I'm interested in finding a way to accentuate the edges of the eight incisors and to remove noise. How can I do that? I'm using Photoshop CS2.
26
votes
4answers
2k views

How do you achieve sharp bokeh circles?

There's an effect I'm looking for and I was wondering if I could get it with just the camera or will I need to open up photoshop to achieve something like it. I'm trying to get shark bokeh circles ...
2
votes
1answer
159 views

Why it is said that sharpening is always needed in digital pictures?

Is it the sensor to blame? Because film-based pictures do not need sharpening.
3
votes
1answer
380 views

Why do photos look blurry in Aperture but sharp in Mac OS X Finder?

I see a strange behaviour in Apple's Aperture (latest version). When I import pictures taken by a Samsung NX1000 into Aperture and open a pic, at first it looks sharp — but after less than a second, ...
2
votes
1answer
70 views

Sharpening for Collage printing: individual images or once for the whole thing?

I have about 200 photos which I have to make into a single big collage (48" X 72"). The height might vary, the width is fixed. I shoot raw and have the individual photos in Lightroom. I will ...
2
votes
2answers
732 views

Photoshop CS6 “Unsharpens” After Applying Sharpen

So I've been having this problem with both CS5 and CS6. Every time I sharpen using Unsharp Mask or Smart Sharpen, the image would get de-sharpened after the sharpening is applied. I'm not sure why ...
2
votes
3answers
148 views

Lightroom: Sharpen images for previewing?

Is there any way to sharpen images before I preview them? Is there any downside to doing this? I had been using a program named BreezeBrowser for years before making a recent switch to Lightroom. ...
3
votes
2answers
106 views

Is creative sharpening before resizing a mistake (if you're following the sharpen after resizing methodology)?

I've read about 'creative sharpening', a step in between raw sharpening and output sharpening, but it strikes me that this goes against the principles behind sharpening after you resize. If you ...
6
votes
3answers
8k views

How does Photoshop CS6's deblur feature work?

This video shows a sneak peek of a new Photoshop feature for Creative Suite 6, called 'deblur', which is able to take a blurry image and make it sharper: http://www.youtube.com/watch?v=xxjiQoTp864 ...
10
votes
2answers
2k views

How can I undo an intentional Gaussian blur when I don't have the originals?

I have a bunch of old pictures which I had performed a Gaussian blur on to use in a competition years ago and have now realised I do not own the originals anymore. Does anyone know of a tool out there ...
1
vote
1answer
141 views

Is there any different process of sharpening in different genres of photography or not?

In most photos, according to the subject and genre of photography which you choose, having sharper edges/details is desired, but I am not sure if there is a different process for different genres or ...
0
votes
3answers
735 views

Why is sharpening not recommended in RAW processing? [duplicate]

I was reading this article A Simple Workflow for RAW Processing. I noticed that sharpening is not recommended (only noise reduction is), as it should only be the final step before publishing. However, ...
9
votes
3answers
400 views

Does Lightroom apply edits in the order I do them, or does it intelligently reorder them?

The matter of the correct order of applying sharpening has been discussed various times (I will pick this question as an example, but it's not the only one), with a clear consensus which can be summed ...
8
votes
2answers
338 views

Where in my workflow should I sharpen?

All my photography tools have sharpening options. My camera has sharpening (in the picture profile). Not sure that applies to RAW though. In Lightroom I can sharpen twice: in develop and in export ...
2
votes
2answers
254 views

Editing or retaking my shot to maximize sharpness, image quality, and reduction of noise.

This is my image that is part of a pano I'm working on. How can I transform it to be similar to this amazing image especially when considering sharpness, noise, and the the light coming form the ...
2
votes
3answers
212 views

Advertising - Upsize and sharpen or sharpen and upsize?

I know similar questions have been asked, but this is a little different I suppose. All files for our client need to be sized to max:9600px. I'm debating if I process from ACR with default sharpening, ...
9
votes
4answers
8k views

Recommended start point for sharpening RAW Images

I'm just beginning to get back into serious photography after a very long time away. I've toyed with digital, but this is my first foray into trying to do controlled creative work in the digital ...
3
votes
3answers
203 views

Sharpening for smart phone viewing

Why do my website photos look fine on a computer and ipad, but blurry on a smart phone (iPhone 4s)? How do I sharpen and save for smartphone use?
15
votes
4answers
2k views

Why do photos look best without any sharpening?

Maybe it's a subjective question, but most of the time my photos look best when I leave the Sharpening slider of Lightroom in a value close or equal to zero. Which are the benefits of digital ...
2
votes
1answer
591 views

Resize and sharpen or sharpen and then resize?

Is there a logical reason why one is preferred over the other or it does not make any difference either way? Edit: I meant resize as in downsizing the image.
2
votes
5answers
1k views

What is a simple and effective method to sharpen for web output in Photoshop?

In Photoshop, I've got a master PSD image file with all mask and adjustment layer treatments, but no sharpening at all. I save for web and create a JPG at 1200px. Now, I bring that file back into ...
2
votes
1answer
1k views

Improving the edges of silhouettes

I have a photograph containing a silhouette of bird that's slightly out of focus. The edge is well defined, but feathery. Sharpening gives a reasonable improvement, but I curious whether the wizardry ...
3
votes
2answers
238 views

Should I perform the final color space conversion before or after final sharpening of an image?

When preparing an image for the web (or other media), the last two steps is usually to resize the image to the desired resolution and sharpen it at that resolution. However, when working in a ...
5
votes
1answer
433 views

What algorithms and values does Lightroom use for sharpening for print and for screen?

In the Lightroom exporting menu, there are options to sharpen for screen and print. What are the differences between the two? And how does each setting actually sharpen the image? And finally what is ...
11
votes
3answers
1k views

Does the order of sharpening and noise reduction matter?

I have been shooting for more than three years, but I never do too much in post-processing. I tend to be strict and keep in mind that PP can only do little to save an otherwise-great photo. I was ...
2
votes
2answers
7k views

Can I apply a Photoshop smart filter to multiple layers, for a better sharpening workflow?

Is there a way to apply one smart filter to multiple layers? I'm trying to figure out a better CS5 Photoshop sharpening workflow using smart filters. I am working with scanned film. Before ...
3
votes
1answer
874 views

What's the professional approach to removing noise from a cell phone pic?

I have a cell phone photo that's a bit grainy and slightly blurry. It's not the out-of-focus type of blur, but the blur brought on when edges run together due to lack of sharpness. I have Adobe ...
6
votes
3answers
2k views

Is it me or is the Lightroom's zoomed out preview inaccurate in displaying noise and color?

I'm having some trouble with the Lightroom viewer (In develop mode) when zoomed out. Look at this picture: See how the sky seems to have a lot of chroma noise Now check the zoomed in version (Of ...
12
votes
2answers
3k views

How do you optimally resize and sharpen images for printing?

What is the best way to get the clearest, sharpest print without pixelation or blurring? I have tried some sharpening techniques in Photoshop, however they are geared towards sharpening for viewing on ...
30
votes
3answers
2k views

Unsharp mask - what do the parameters do?

I'm interested in getting into post-processing stuff, and I'm wondering about the Unsharp Mask operation. Specifically, there are 3 parameters involved: amount radius threshold What do these do? ...
17
votes
1answer
981 views

How should one sharpen differently depending on the target usage for a photo?

In an answer to another question, a statement is made: Sharpening is the only (? I can't think of any others ?) edit which needs to be done differently depending on the target medium. E.g. ...