A N N O U N C E M E N T SConsider downloading 30-day free trial of AdobePhotoshop CC to assist in completing assignments

Works on PCs or Macs

Class meets in UR 101A except 3 timesClassroom location for Feb. 7, 9, 23 is UR 102(across hall from Main computer lab)

Be sure to upload all photos into Google Drive folder

A S T E / J C O M 3 0 9 0

L E S S O N 6 :M A S K S &

C H A N N E L S

L E A R N I N G O B J E C T I V E SCreate a mask to remove a subject from abackground.Refine a mask to include complex edges.Create a quick mask to make changes to aselected area.Edit a mask using the Properties panel.Manipulate an image using Puppet Warp.Save a selection as an alpha channel.View a mask using the Channels panel.Load a channel as a selection.Isolate a channel to make specific image changes.

Element for Making Lesson 6 Project

Final Lesson 6 ProjectImportant Concepts Learned:

Differences between & benefits of using masks & channels.Use masks to create selections, apply filters & touch up images

W o r k i n g w i t h M a s k s & C h a n n e l sT I P S & T R I C K S

Quick Mask mode in the toolbar is like aselection marque

Quick Mask mode disappears as soon ascurrent selection is changed

Alpha Channel is like a Quick Mask modeMust load Alpha Channel as selection for it to apply to

layer

Layer mask is type of alpha channel tied to specificlayer- valuable compositing technique

R e f i n e E d g e R e p l a c e d b y S e l e c t &M a s k

T I P S & T R I C K SWhen you see references to RefineEdge or Refine Mask in book, look forSelect and Mask instead

R e f i n e E d g e R e p l a c e d b yS e l e c t & M a s k

T I P S & T R I C K S

Quick Selection tool is fastest way to create mask

To manually paint or draw mask areas, use Brush& Lasso tools

To add to areas you want fully revealed, drag Quick Selection,Brush & Lasso tools

R e f i n e E d g e R e p l a c e d b yS e l e c t & M a s k

T I P S & T R I C K S

To subtract from areas you want fully masked, drag QuickSelection, Brush & Lasso tools while holding Alt (Windows)or Option (Mac) key

Improve edges around transitions using Refine Edge Brush- can't use it over areas that are fully revealed or fullymasked

C r e a t i n g Q u i c k M a s k s

T I P S & T R I C K SQuick Masks are more forgiving than selection marquee

If tools or commands aren't working, you might be working inQuick Mask mode

If this happens, see if the Quick Mask icon is on or off

U s i n g P u p p e t W a r pT I P S & T R I C K S

Rotate the content around a point orpull a point to a different position to

warp the content.