Question:
I want to extract my baby's pic frm its background using Photoshop CS2.?
gn
2011-01-25 23:24:59 UTC
I need to extract his face & head including standing hairs in his head from background. Whch tool I hv to use to precisely extract standing hairs in his head from background? I know to extract a pic but dont know how to extract when it comes to hairs. Pls help as I want to make the poster myself for his birthday.
Four answers:
Tee
2011-01-25 23:37:02 UTC
BEST ANSWER FOR SURE (:

http://designreviver.com/tutorials/photoshop-101-working-with-alpha-channels/
2016-04-26 09:52:26 UTC
The lasso tool is NOT the best choice if you want to be very accurate in your cutout with detailed backgrounds. What you do want, however, is the pentool. You should zoom in to the amount you feel will provide you with the amount of accuracy needed, and click around the image, and even curve some places to save some time. If you curve, and don't want the next curve to 'auto-curve', you can right click the pentool, select the convert point tool, then drag the second anchor back towards the central anchor point. Then reselect the pentool and continue. However, this will take a longer time than the lasso. The upsides are curves, the ability to stop and take a break, and closer accuracy. With the lasso you may get it done a little faster, but it depends on the amount of accuracy you want. Once you're done selecting around the entire part you want (the render), right click the path and click make selection, then don't feather at all if you zoomed in a lot and were very accurate. If a little lazy, feather 1 or 2 pixels. Now go to select>modify selection, if you need to touch it up. If not, select>inverse, then hit delete or ctrl+x. If you do end up using the lasso tool, be sure to fix up your settings in the menu bar (at the top) for selection area and frequency etc...
Goerge
2011-01-25 23:46:17 UTC
I can't do the hair thing yet either. What I would try is to take a picture of the baby with a completely black non reflective background. i would use natural lighting. Nothing too strong. The same way a flash can wash out parts of an image so can a striking shadow. This way you can add an alpha channel and then you your color replacer( I use Gimp. not even sure what that tool is called in Gimp >:( I used it yesterday ) To extract the black. You have your hair left behind. I would change the threshold up and down till you remove exactly enough black. In Gimp we would click the color replacing tool thingamabober and then adjust threshold and click the black and click delete. Click select click select none and see how much black I left. CTRL+Z to undo what I just did, increase the threshold and try again. You can see the edges pretty good in Gimp but those darn crawling ants which are showing the edges can get in the way. So if you remove just black then you have hair left over. If his hair is black then use a light background.
DL
2011-01-26 00:10:33 UTC
http://www.creativetechs.com/tips/tip_movies/PS-BackgroundEraser.mov



^ This is a video tutorial explaining how to use the background eraser tool. It's the best tool I've used but there are also other tips in the link below



http://www.stumbleupon.com/su/2UcSVJ/mediamilitia.com/an-in-depth-look-into-background-extraction-techniques/


This content was originally posted on Y! Answers, a Q&A website that shut down in 2021.
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