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I am looking for a simple image sharpening algorithm to use in my Android application. I have a grayscale image captured from video (mostly used for text) and I would like to sharpen it because my phone does not have auto focus, and the close object distance...
Started by MV on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Take a look at the following.
Link1
link2
information, your most basic option woul be a sharpening convolution kernel.
Sites, you can learn more about sharpening kernels and how to apply kernels there.
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I have written an article covering my sharpening methods in Lightroom and Photoshop CS Sharpening techniques
Started by Bill Allsopp on
, 15 posts
by 14 people.
Answer Snippets (Read the full thread at l-camera-forum):
Thank you Bill for sharing your method of....
This was not the case when I used the the D700 or d-lux series .
I like your use of masks to apply appropriate sharpening add any sharpening.
Or nothing at all, but it wasn't satisfactory.
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Do you apply sharpening before or after NR in PP? I've heard arguments for both sides and was just wondering what you guys' take on it was.
Started by DarkKnightNine on
, 11 posts
by 9 people.
Answer Snippets (Read the full thread at canonrumors):
I would have thought it better to apply sharpening after NR with the reduce noise....
Just my opinion.
It doesn't make sense to sharpen at any other desired output size.
Reasoning? Sharpening should be the last step- for output.
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Hi everybody,
I've been using my 5D3 exclusively and extensively for the past month and a half. While I have noticed that it is a touch softer than the 5D2, it is correctable. I've found a startingpoint (for lower ISO) for capture sharpening in LR4.1 ...
Started by xthebillx on
, 13 posts
by 11 people.
Answer Snippets (Read the full thread at canonrumors):
With the mkii, I used LR sharpening very sparingly with no Sharpening in ....
Well I must like sharpening then because even with my mkII and apply 100 sharpening in LR4.1 I use to artifacting from over-sharpening.
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Sharpening
Hi ,help required again please,I usually sharpen my images by ,
Create new layer
Filter / sharpen / usm
Add layer mask
Image /adjustments /invert
selectively sharpen the area
then flatten the image.
Been doing this for a while with no problems...
Started by bri wig on
, 13 posts
by 6 people.
Answer Snippets (Read the full thread at talkphotography):
So i dont think you have changed a setting looks of your choice, add a hide all... .
I'd suggest you duplicate the background layer, apply the usm to sharpen i've always done it the high pass way.
Need something on the layer to sharpen.
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Help sharpening case stockman?
I am new to sharpening and I have had a case stockman for about 2 years now. I need to sharpen it an need a little help. I have the box and in the box was the care, instructions and warranty sheet. I was looking it over...
Started by Cb1997 on
, 16 posts
by 2 people.
Answer Snippets (Read the full thread at bladeforums):
David Do microbevels sharpen away after sharpening time after time away after sharpening time after time ? If you apply the same technique on subsequent touch-ups...39-Microbevels David How ....
Will hone at the correct angle.
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Jeff...
I believe that I understand the workings of LR printing and how the print sharpening works in it. With it, LR produces reasonably good output.
However, I find that, even though it requires a add'l, simple step, Qimage produces a much higher quality...
Started by jrsforums on
, 14 posts
by 5 people.
Answer Snippets (Read the full thread at luminous-landscape):
And yes, the output sharpening sharpening on exporting....
And yes, the output as if you set the resolution to 360 and apply a screen sharpening.
Same as if you set the resolution to 360 and apply a screen sharpening.
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Sharpening a noisy, high-ISO image
Afternoon all,
Something I have been wondering for a while, and I may soon have a situation where I will need to do this, so thought I might as well ask.
I like nice sharp images, as do most of us, and I also like nice...
Started by futureal33 on
, 12 posts
by 4 people.
Answer Snippets (Read the full thread at talkphotography):
Split @ 0.9 - 1 pixel & work on the... .
If the image has regular high frequency to strip the noise off and sharpen the underlying image and that's after whatever you've done to it.
Details, and you're trying to sharpen at too fine a radius.
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Sharpening woes. Right, I'm really at the end of my tether when it comes to sharpening.
I've been trying to use the Lansky ceramic rods for the last few hours and getting some dodgy results. I can't think what I'm doing wrong. I've been practising on ...
Started by Pious Pigeon on
, 15 posts
by 12 people.
Answer Snippets (Read the full thread at britishblades):
Have you tried the trick of using a marker pen to make sure that you're taking Happymoose's Etsy Shop Re: ....
I can imagine people at first apply too muchRe: Sharpening woes.
Stewartjlight-knives.blogspot.com Re: Sharpening woes.
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??? For sharpening gurus? They don't feel that sharp.
When I sharpen one of my knives and I do the "three finger" test I just don't get that oh ?!$& that thing is gonna cut me good feeling. However they will shave arm or leg hair easily. I use DMT Duosharp...
Started by okbow68 on
, 18 posts
by 11 people.
Answer Snippets (Read the full thread at bladeforums):
For those of curious about ....
I somewhat recently learned how to sharpen well enough to shave hair and push to sharpen well enough to shave hair and push cut paper, and now find that level of sharpness relatively.
Not to push hard enough.
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