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DPChallenge Forums >> Tips, Tricks, and Q&A >> Vignettes
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03/30/2010 10:54:19 AM · #1
What's the legal way to do a vignette in advanced in photoshop? I usually use an action but not sure if it's legal to do it that way. If the background is an uneven white and the vignette is white (in effect making it a border), is that still legal?
03/30/2010 11:06:52 AM · #2
I think as long as the border is clearly a border, it is ok, but if it fools the viewer into perceiving it as an extension of the image area, then it's illegal even under advanced rules.
03/30/2010 11:26:42 AM · #3
Vignettes and borders are both legal in Advanced, so it doesn't really matter (just don't try to extend the captured image area or hide something really prominent). There are lots of ways to add a vignette in Photoshop. I usually start with the Vignette tool under Filter> Distort > Lens Correction, but you can also use a Burn tool, a brush set to Multiply mode, or select the area, feather it, select inverse and adjust levels or fill in multiply mode. Just experiment and see what works best for you.
03/30/2010 11:28:22 AM · #4
Thanks!
03/30/2010 01:35:40 PM · #5
Another method of vignetting - not sure how good it is, but it's the only one I know other than to let Lightroom or Nik Silver Efex do it for me...

New layer, gradient tool with it set to white to transparent, or black to transparent, or whatever color you want; check the circular option and the reverse option. Start in center of new layer, draw a line to one corner. Then you can use transform to stretch your gradient as you see fit over your image. I then use soft light blending mode on the gradient layer. Not sure if this makes sense - if not, let me know.
03/30/2010 02:03:29 PM · #6
why not just use 'lens correction' in photoshop? Takes about 3 seconds.

Or just make a new blank layer, black brush, go around the edges, blur, lower opacity... this takes about 30 seconds though.
03/30/2010 03:27:36 PM · #7
Originally posted by Tez:

why not just use 'lens correction' in photoshop? Takes about 3 seconds.


I actually do that quite a bit for subtle vignettes, but the problem with this tool is that it applies the vignette in a purely circular pattern. You can specify how "deep" it goes into the center of the image, and you can specify how dark/light to make it, but you can't "squish" it to work better on a rectangular format. Deb's approach allows you to squish and otherwise morph the vignette. When I use lens correction, I usually end up applying top-to-center and bottom-to-center gradients as well.

R.
03/30/2010 04:32:31 PM · #8
Originally posted by Bear_Music:

Originally posted by Tez:

why not just use 'lens correction' in photoshop? Takes about 3 seconds.


I actually do that quite a bit for subtle vignettes, but the problem with this tool is that it applies the vignette in a purely circular pattern. You can specify how "deep" it goes into the center of the image, and you can specify how dark/light to make it, but you can't "squish" it to work better on a rectangular format. Deb's approach allows you to squish and otherwise morph the vignette. When I use lens correction, I usually end up applying top-to-center and bottom-to-center gradients as well.

R.


If you duplicate the layer - then do the vignette (as mentioned above) you can simply layer mask the new layer and using the black brush alter the shape and density of the opening as you want. I tend to do this quite a lot to get the centre of the aperture to fit odd shaped objects.
03/30/2010 04:37:48 PM · #9
Originally posted by Jedusi:


If you duplicate the layer - then do the vignette (as mentioned above) you can simply layer mask the new layer and using the black brush alter the shape and density of the opening as you want. I tend to do this quite a lot to get the centre of the aperture to fit odd shaped objects.


Interesting approach. My observations, for what it's worth:

1. I usually do my vignettes on an empty layer, set to "multiply" mode and filled with white.

2. Therefore, if I want to mask out some portion of the underlying image, I usually accomplish that by creating a selection or mask beforehand, then applying it to the multiply layer.

3. I have experimented with hand-brushing as you describe but it never seems to turn out as even and smooth as I want it to, so I've stopped doing it.

R.
03/30/2010 04:49:02 PM · #10
This has been educational! I've experimented with some of these and finally got something close to what I could get with one click of an action. LOL!
03/30/2010 05:02:07 PM · #11
I've used a couple of methods related to those posted here, depending on if I'm just darkening the corners or creating an oval vignette mat or frame.

For the first (Photoshop terminology):
-Create new layer
-Select > SelectAll
-Select > Border (some number of pixels -- depends on the size of the image)
-Select > Feather (some number of pixels); repeat as desired
-Fill (black or white)
-Adjust layer opacity as desired

If you don't feather too much you can get a round-cornered rectangular soft-edged frame.

For making an oval vignette frame:
-Create new layer
-Use oval selection tool to draw selection from the center of the image
-Invert selection
-Feather and fill as above
03/30/2010 05:08:20 PM · #12
Just for funsers: What are some ways of creating a vignette in-camera? (with any degree of control)
03/30/2010 05:12:18 PM · #13
Probably the easiest way would be to use a cardboard tube (or rolled-up paper) around the lens, kind of like a lens hood, but sticking out a little farther so it shades the corners of the sensor. You'll have to experiment to see how long to make it, and how far it has to stick out.
03/30/2010 05:40:59 PM · #14
Originally posted by GeneralE:

Probably the easiest way would be to use a cardboard tube (or rolled-up paper) around the lens, kind of like a lens hood, but sticking out a little farther so it shades the corners of the sensor. You'll have to experiment to see how long to make it, and how far it has to stick out.


Kinda like a snoot for a flash but on your lens instead? Hmm...never thought of that. I was thinking og modifying an old UV filter but I think this way would work better (AND you can control it)
03/30/2010 06:05:33 PM · #15
Originally posted by Citadel:

Originally posted by GeneralE:

Probably the easiest way would be to use a cardboard tube (or rolled-up paper) around the lens, kind of like a lens hood, but sticking out a little farther so it shades the corners of the sensor. You'll have to experiment to see how long to make it, and how far it has to stick out.


Kinda like a snoot for a flash but on your lens instead? Hmm...never thought of that. I was thinking og modifying an old UV filter but I think this way would work better (AND you can control it)


Yes, it's the classic way of doing it. We used to do it all the time in film days. An easy way to accomplish it was to use the lens hood as a base and extend it with black construction paper.

R.
03/30/2010 06:31:10 PM · #16
I usually create a new empty layer set to Soft Light mode. Then with a large soft brush at about 10-15% I paint black around the edge of the image, keeping the center of the circular brush on the edge. That gives a very nice, subtle burning to the edges. To get a darker vignette, just increase the opacity of the brush. Or use a full strength brush and adjust the opacity of the layer after painting. The white brush gives a dodged vignette.
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