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oxband

macrumors 6502
Original poster
Sep 10, 2009
333
4
I had to scan lots of photos for a project. I placed multiple ones on the bed to go quicker. Is there any program for a Mac that will automatically extract them individually?
 

thats all folks

macrumors 6502a
Dec 20, 2013
675
750
Austin (supposedly in Texas)
you mean you have a single image file composed of multiple photos? and you now want to cut out the individual photos?

make sure you have the "selection tool" on the toolbar in Preview.
selection.jpg


open the image, draw a box (selection) around one of your photos then, copy: [CMD][C], new: [CMD][N], save: [CMD]. repeat until done.

I'm on OS X 10.9.5, Preview ver. 7.0. don't know if the tool is any different on later OSs. the big limit is rotate, preview will only let you rotate in 90º increments. if I need more fine detail rotation, I go into Photoshop. if you don't have that, Gimp is free.

not automatic but free.
 

jahala

macrumors regular
Feb 7, 2008
207
16
you mean you have a single image file composed of multiple photos? and you now want to cut out the individual photos?

make sure you have the "selection tool" on the toolbar in Preview.
View attachment 666201

open the image, draw a box (selection) around one of your photos then, copy: [CMD][C], new: [CMD][N], save: [CMD]. repeat until done.

I'm on OS X 10.9.5, Preview ver. 7.0. don't know if the tool is any different on later OSs. the big limit is rotate, preview will only let you rotate in 90º increments. if I need more fine detail rotation, I go into Photoshop. if you don't have that, Gimp is free.

not automatic but free.

I wrote a script to do this task for me. If you explain more about exactly what you are starting with, we might be able to adapt it for you.
 

ApfelKuchen

macrumors 601
Aug 28, 2012
4,335
3,012
Between the coasts
Some printer/scanners come with software that does exactly this. Maybe you already have what you need and don't realize it, or maybe you have to just download it from the printer/scanner's web site.

The Mac driver for my printer/scanner includes a check-box for "Auto Selection: Detect Separate Items." If that option was available when you made your scans, you missed an opportunity.

In my experience, the quality of software of this sort is quite variable. It's most successful when there's some sort of border around each image (whether an actual white border on the prints, or a gap between images on the scanner). Some apps will automatically straighten images, other times, not.
 
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