Questions about making the opaque backgrond of an image transparent.

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58
votes
2answers
277k 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 ...
27
votes
2answers
94k views

Replacing whiteness with transparency in CS6

I want to replace the whiteness in pixels with transparency in the same way as described in this question - i.e. for lighter pixels to be made proportionally as transparent. All solutions found via ...
7
votes
6answers
22k 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
5answers
6k 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 ...
7
votes
4answers
22k 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 ...
2
votes
5answers
12k 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 ...
17
votes
4answers
64k 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 ...
13
votes
4answers
48k 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, ...
12
votes
2answers
9k 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 ...
5
votes
5answers
20k 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 ...
5
votes
1answer
7k 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
1answer
421 views

Making an out-of-focus selfie into an ID photo

I need an ID photo with a white background (that's studio type) but my best shot is only a self-portrait photograph. I need instructions to replace the out-of-focus background with white, and canvas ...
5
votes
2answers
7k 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 ...
1
vote
2answers
358 views

How to remove the textured background from a handwritten text document?

I'm using Adobe Photoshop. I noticed that there are other questions similar to this one. However, the reason I'm posting my question is, when I followed the instructions in the other question about ...
3
votes
4answers
383 views

Is there a way to do a perfect background removal on hair?

Is there a way to do a perfect die cut on a person's hair or on dog's fur or others like difficult hair styles? Similar to this:
4
votes
3answers
3k 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, ...