Using screencapture in the Terminal App.
The Terminal application comes with a command-line screen capture utility known as
This utility provides capabilities similar to those of Grab. To use it, invoke the Terminal window and type
screencapture to see the various options supported:
screencapture screencapture: illegal usage, file required if not going to clipboard usage: screencapture [-icmwsWx] [file] [cursor] -i capture screen interactively, by selection or window control key - causes screen shot to go to clipboard space key - toggle between mouse selection and window selection modes escape key - cancels interactive screen shot -c force screen capture to go to the clipboard -m only capture the main monitor, undefined if -i is set -w only allow window selection mode -s only allow mouse selection mode -W start interaction in window selection mode -x do not play sounds file where to save the screen capture
To capture the entire screen, type:
The image will be saved as
To capture the screen interactively, type:
screencapture -i imagefilename.pdf
- Press the Control key to copy the screen to the clipboard (and Command-V to paste the captured image into your application), or
- Press the Space key to toggle between capturing a window (Figure 12) and a region (Figure 13).
As you can see, there are many options in Mac OS X for capturing images from your screen and saving them to your hard disk. For most tasks, the free utility Grab or enabling
screencapture in the Terminal application should suit your needs. But if you want that professional touch, or are interested in audio/video capture, then take a look at the $49 version of Snapz Pro X.
Wei-Meng Lee (Microsoft MVP) http://weimenglee.blogspot.com is a technologist and founder of Developer Learning Solutions http://www.developerlearningsolutions.com, a technology company specializing in hands-on training on the latest Microsoft technologies.
Derrick Story is the author of The Photoshop CS4 Companion for Photographers, The Digital Photography Companion, and Digital Photography Hacks, and coauthor of iPhoto: The Missing Manual, with David Pogue. You can follow him on Twitter or visit www.thedigitalstory.com.
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