55
votes
Accepted
Save a JPG without a background
You can't save transparency to a .jpg. The file format simply doesn't support it. Anything that is transparent will become white when saved to a .jpeg.
Try .png or .gif, those file formats do accept ...
- 25.3k
19
votes
What's the best way to remove a white background when the Magic Wand tool doesn't cut it?
In my opinion, the Magic Wand tool is about the worst method for extracting a background in 95% of all use cases. Unfortunately, I realize it is the "go to" method for many users. However, ...
- 211k
16
votes
Accepted
How to remove background in a scan of an old drawing
There are different ways to do this, but the way I would do it in GIMP is roughly:
Color erase tool to remove the bulk of the sepia color.
Manual erasing of dark spots which are darker than light "...
- 372
11
votes
Remove white background from white object in Photoshop
Since this is a relatively simple shape, I would just outline it with the pen tool and convert to a selection. Do note the little details around the corners and side buttons though. I would say that ...
- 1,339
7
votes
What's the best way to remove a white background when the Magic Wand tool doesn't cut it?
If you have Photoshop CC, then you could use the Select and Mask functionality to refine a selection made with the Magic Wand.
Select the Magic Wand, deselect the "Contiguous" option, set ...
- 87.9k
7
votes
Accepted
Removing checkered background baked onto image
Alpha blending is:
Cout = α * CFG+(1-α) * CBG
Now there are two alphas on the image: a full transparency and the object transparency. The first order of business is to calculate the full transparency. ...
- 58.3k
6
votes
Save a JPG without a background
jPeg images save automatically with a flat solid background. You will be able to achieve saving your image with a transparent background to .png format.
It won't work with JPEG format.
Some ...
- 101
5
votes
How to remove background in sketch?
You can use the the Instant Alpha tool (magic wand) in the macOSX Preview to remove the background.
http://www.chriswrites.com/how-to-use-previews-instant-alpha-magic-wand-tool-in-os-x/
- 51
5
votes
Accepted
How do I remove the white background and keep the shadows with a transparent background?
On the top menu bar click on Select > Color Range (with this tool, you can select the white background)
With the tool opened Shift + Click to add more white color. This lets you select the entire ...
- 166
5
votes
What's the term for an image that's been traced and made transparent?
As has already been pointed out, a TIFF is still a TIFF regardless of the contents. TIFF is a file format (Tagged Image File Format) as distinct from JPEG, PNG, PSD, etc.
Layered would refer to a ...
- 9,534
5
votes
How to remove white background from multiple images?
This is a job for the actions palette!
Make a new action for "Auto Crop"
Open Actions palette (Alt+F9)
Hit the "create new action" icon bottom right (paper with folded corner)
Name the action "Auto ...
- 8,552
5
votes
How to remove backgrond using a photo with only the background? (GIMP/others)
It might be possible to import both images as layers and apply a "grain extract" blending mode to the top image. If the pixels on the top layer and bottom layer were identical, i.e. in the exact same ...
- 87.9k
5
votes
Accepted
How to remove background behind a subject (make it transparent), but with a slight transparency blur around the edge instead of sharp cut-off?
The short answer to your question would be to include a step between making your selection and inverting it: choose Select > Modify > Feather, and choose a 1~2px value.
Do yourself a huge favour,...
- 25.3k
4
votes
Accepted
How to blend in a portrait with lots of loose hair on a dark background?
Create a copy of your 'cut out' layer and set the blending mode of that copy layer to DARKEN rather than NORMAL (sometimes MULTIPLY, COLOUR BURN or a different blending mode will work better than ...
- 9,534
4
votes
How would I remove all the white from this image? I just want the image to be the red parts
..and now its even easier! In Gimp 2.8 simply click Color -> Color to Alpha.
- 600
4
votes
How to convert transparent layer to solid? (All variants)
Just duplicate the layer, use hue/saturation adjustment (Cmd + Alt + U) and drag it to white. done and done. brush the center white if you don't want transparency there.
- 171
4
votes
How can I remove text from an image?
Simple...
Here I made a Clipping Path first. Then Photoshop will work magic through Content-Aware Fill.
Check the tutorial; you are going to learn how do I remove it.
- 443
4
votes
How can I remove the unwanted background from a scanned handwritten signature?
Using Photoshop, this is the best way I know to get rid of a background while preserving the integrity of something that has been sketched or drawn and you will get much, much better results than ...
- 8,481
4
votes
Is there a way to do a perfect background removal on hair?
There are lots of ways to achieve it. Here I'm going to follow Image>Calculations: This is my calculations below..
Then I Go to the Channels to select newly created Alpha Channel and Apply Levels ...
- 443
4
votes
How to extract an object from its background (no layers, paths, etc.)
Use the pen tool to trace around the instrument. In the layer panel ensure the path is higher than the instrument. Then select both on your page and do Object > Clipping Mask > Make
Then export the ...
- 23.1k
4
votes
Accepted
How to remove background from multiple small objects
This is a perfect example of when channels are useful: Photoshop. How to remove all white space, background + unenclosed space
Duplicate the Blue Channel in the Channels Panel
Use Levels to boost ...
- 211k
4
votes
How can I change all the white pixel into transparent using photoshop?
Use the Background Eraser. Click on a white part of the image and hold down the mouse button - don't release it. Then erase over the entire image.
- 87.9k
3
votes
Removing background and cut out and sharpen handwritten text
Open the file or image
Click on Image > adjustments > Auto levels (shift+ctrl+L)
Below step you have to do twice with different settings
click on Click on Image > adjustments > Brightness / contrast
...
- 592
3
votes
Accepted
Remove Background in Inkscape
Select Invert image in the Trace Bitmap dialogue.
Perform the trace. You will first obtain your logo in black (like in the first case).
Open the Fill and Stroke dialogue (Ctrl+Alt+F) and change colour ...
- 14.9k
3
votes
Extract similarities between bunch of image to remove stains on gimp or imagemagick
To always remove stains or dust from the exact same areas of several images the following workflow using Gimp may lead to satisfactory (but not perfect) results.
Obtain despeckle mask
Take an image ...
- 12.6k
3
votes
Accepted
GIMP Make background transparent
Use the Paths Tool in GIMP to go around bottles. If you don't know how to use the Paths Tool, there are tutorials on youtube.
Turn the path into a selection, by right clicking the path in the Paths ...
- 87.9k
3
votes
GIMP How to make existing gif background transparent
Open the GIF in GIMP, and click Filter > Animation > Unoptimise. This will make the following tasks a bit easier.
Go through each layer starting with the top one.
With the Select by Color tool, ...
- 87.9k
3
votes
Accepted
GIMP How to make existing gif background transparent
It depends if the light gray things are shadows or not.
They are shadows
Then a transparent background is not doable for this particular GIF. When you want a transparent background, you want to be ...
- 17.6k
Only top scored, non community-wiki answers of a minimum length are eligible