Questions about making the opaque backgrond of an image transparent.

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8
votes
4answers
67k views

How can I remove the unwanted background from a scanned handwritten signature?

I need to upload my signature in a PDF document, but I do not know how to edit the background of this image. I wish to remove the bluish-tint background, and make it pure white. Can anyone help me ...
5
votes
5answers
12k views

How to remove gray background on gray picture?

I have a scan of an old anatomic atlas; it's grayscale and not really bright. I suppose it's a copy of an engraving. My question is: is it possible to remove this background relatively easy? Or magnet ...
1
vote
1answer
833 views

Removing a white background when foreground contains white

I'm trying to remove the white background of an image (replacing it with transparency), however, the challenge I'm having is that the image has white parts that I would like to maintain. Below is the ...
8
votes
2answers
4k views

How do I deal with color spill in chroma key using GIMP?

I'm experimenting with "green screen" techniques to remove the background around a test subject. The test shots were taken in front of a bright green background in moderate to bright lighting ...
2
votes
2answers
1k views

How can I make a transparent cursor, and why does my Photoshop document have grid-lines on it?

I am trying to make a cursor with transparency using Photoshop CS5. When I make a .cur file from an image, I can see extra white space with the icon Something like this: I don't want the outer ...
4
votes
1answer
818 views

Using GIMP to extract foreground objects using layers

I want to take some portrait shots and then replace the background. I don't have a green screen or anything I can use for chroma keying, so I had this idea that I could take a picture of a background, ...
6
votes
1answer
415 views

Highlight stray non-background pixels

I am editing an image in GIMP that has a few nearly-transparent (resp. very light) pixels scattered through an otherwise transparent (resp. pure white) background. Is there a command that will ...
6
votes
3answers
6k views

How do I blend a black-background fire image in Photoshop?

This fire image: As you can see, it has a black background, which I can't delete (because it would probably destroy the smooth-looking fire effect). I want to place some fire in a photo. However, ...
3
votes
2answers
30k views

Key out white of embedded image in Illustrator

I have an Illustrator document with a number of images embedded. The images are all illustrations on a white background. I need to remove the white so that the art behind shows through. I know there ...
2
votes
1answer
653 views

Removing people from pictures seemlessly

I'm currently trying to remove a person from a photo that tried to be cool and photobomb, but i'm at a loss as to how it can be done with no loss of photo quality. My attempts have been to use the ...
9
votes
8answers
46k views

Why can't I use the Delete key to delete in Photoshop CS6?

The previous version of Photoshop I used was CS4 and whenever I selected a portion of an image with the magic wand and hit Delete, it simply deleted that portion of the image (rendering it transparent)...
5
votes
4answers
27k views

How to remove the background of an SVG with Adobe Illustrator?

I found a royalty free SVG image on the net. I'm experimenting with web design using SVG. The problem I'm having is that the SVG background is white. How do I delete / remove the white background, ...
6
votes
1answer
16k views

Using GIMP, can you “erase” a color?

I'm presently working on an iOS application and I am attempting to reverse engineer their standard alert dialog window. I have managed to figure out what the alpha value on the background it uses is ...
2
votes
5answers
24k views

With Photoshop, how to batch replace white background with transparent in the image

I have got hundreds images of products with clear white backgrounds. I would like to change the white background color to become transparent. Is there a means of batch processing this particular ...
33
votes
5answers
122k views

Add transparency to an existing PNG

I'd like to use this image on a web site. What I need to do is change the background from black to transparent, so I can use the arrow on my site maintaining the page background. I used Gimp to ...
3
votes
2answers
1k views

Separating a stock photograph from background

I purchased some stock images for a website I'm building (I'm a programmer, with relatively no design experience at all). The issue at hand is, like most stock images, the images I purchased are on ...
1
vote
1answer
138k views

Changing the background of the picture to white

I have a passport picture in which the background is light brown. I need to change that background to white. Is there anyway I can do that using Inkscape or any free tools? Here is the picture: ...
19
votes
2answers
17k views

Why does my transparent PNG not look good?

I want to convert a JPG to transparent and using GIMP I added alpha layers and transparency same way I make a GIF transparent I converted it to PNG but it doesn't display well when I load it on my ...
143
votes
3answers
712k views

Making the background of an image transparent in Gimp

I have some jpg images and I need for each of them to have a transparent background. I have GIMP as a graphic tool. I need to put them in a web page and I need to see just the main element and have ...
5
votes
6answers
1k views

Technical name for the removal of an image background

Can someone remind me what the technical name is for the removal of a background from a still image? Our photographer told me years ago, but I've since forgotten and it gets embarrassing!
7
votes
5answers
51k views

Replace black background with a transparent background

How can I add transparent background on this image instead of black background, but I also would like to keep the partial transparency effect on some of the particles and particles borders. Could you ...
15
votes
5answers
73k views

Photoshop CS5: Setting a black background to transparent

I have an image of smoke over a black background. If I set the blending mode of this layer to screen, the image's background is perfectly edited out, however if there isn't another layer below this, ...
1
vote
2answers
3k views

Use GIMP to extract out the logo from background

I would like to extract out the icon in the following screen (mixed with gray background) to Anyone know how I can do that using GIMP? Thanks.
8
votes
9answers
39k views

How to completely remove the background from an image?

I have an image (a logo) that was on a black background. I have used Photoshop's (CS5) Background Eraser Tool to remove the background. This is great except that there are black (well grey/black) ...
5
votes
2answers
8k views

How can I fix the edges of foreground objects pasted onto a new background?

How can I cut out a foreground object, e.g. a person, from one picture and superimpose it onto a new background without making the edges look bad? The problem I've come across is that if I have for ...