Activity › Forums › Adobe Photoshop › Merge alpha channels?
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Merge alpha channels?
Posted by Jon Herron on August 10, 2005 at 7:54 pmI know there is an option to merge alpha channels, BUT PSHOP never allows me to do it…anyone know how to do this??
Eric Chard replied 18 years, 10 months ago 4 Members · 3 Replies -
3 Replies
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Richard Harrington
August 11, 2005 at 3:17 pmCalculations command can do it
Richard M. Harrington, PMP
Author: Photoshop CS for Nonlinear Editors
Co-Author Final Cut Pro on the Spot, After Effects on the Spot, Broadcast Graphics on the Spot, and After Effects @ Work
Check out the new DVD: Photoshop CS: Essentials for Digital Video from http://www.photoshopforvideo.comedit – produce – direct –
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Michael Ebert
August 15, 2005 at 3:36 amI often prefer to do it myself – i.e., Ctrl-click (or Command-click on a Mac) on an alpha channel to select its contents – then go into another channel and either fill that selection with white or black as needed. Hope that makes sense…
–Michael.
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// love what you do or do something else. //
Michael Ebert — graphic designer, jazz saxophonist, horror movie devotee
https://homepage.mac.com/mwebert
mwebert@mac.com
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Eric Chard
October 24, 2007 at 6:24 pmIndeed, and thanks!, although it’s pretty FRIKKIN annoying that the IMAGE/CALCULATIONS command is ghosted if two alpha channels are selected. (grrrrrrr)
WUWT, Adobe???
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