Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Pscc slides p5

527 views

Published on

  • Be the first to comment

  • Be the first to like this

Pscc slides p5

  1. 1. Project 5: Catalog Cover Creating a complex selection Compositing complex selections Working with spot channels Adobe Photoshop CC: The Professional Portfolio
  2. 2. Complex Selections Review existing image channels Duplicate highestcontrast channel Use filters/ adjustments to edit Alpha channel Paint directly on Alpha channel to refine Adobe Photoshop CC: The Professional Portfolio
  3. 3. Color Channels Grayscale representation of color In RGB: – Black = 0% of that color – White = 100% of that color – Gray = middle % of that color In CMYK: – Black = 100% of that color – White = 0% of that color – Gray = middle % of that color Adobe Photoshop CC: The Professional Portfolio
  4. 4. Alpha Channels Store complex selections Store semi-transparent selections Directly editable Can be turned on or off Non-destructive Adobe Photoshop CC: The Professional Portfolio
  5. 5. Channel Options By default, color shows selected areas Choose Masked Areas to show non-selected areas in color Change channel opacity for on-screen composite preview Adobe Photoshop CC: The Professional Portfolio
  6. 6. Editing Alpha Channels If color shows Selected Areas: – Black shows selected pixels – White shows non-selected pixels – Gray shows partially selected pixels Use default foreground and background colors [D] – Paint with the Brush tool [B] and switch foreground/background as needed [X] or – Switch to Eraser tool [E] to “paint” black Adobe Photoshop CC: The Professional Portfolio
  7. 7. “Other” Filters Filter>Other submenu – High Pass – Custom – Minimum – Maximum – Offset Adobe Photoshop CC: The Professional Portfolio
  8. 8. Creative Adjustments Image>Adjustments submenu Apply to composite image or specific channels Invert Posterize Adobe Photoshop CC: The Professional Portfolio Threshold Equalize
  9. 9. Compositing Images automatically converted to working space of target file Verify color spaces of component images Check Gamut Warning for color shift Adobe Photoshop CC: The Professional Portfolio
  10. 10. Compositing (cont’d) What do you need to accomplish? – How do composite images work together? – Do they fill the required space? – Should I create extra pixels to fill in space? Will it be evident? – Can I cover unwanted/problem areas with something else? – Does foreground/background image contrast work well? Adobe Photoshop CC: The Professional Portfolio
  11. 11. Spot Channels Special ink colors in addition to CMYK Consistent reproduction of specific color Added separation, production expense Typically chosen from printed swatch books Adobe Photoshop CC: The Professional Portfolio
  12. 12. Spot Channels (cont’d) Not associated with any Photoshop layer All content on a specific channel No vector data No styles or effects Can be saved as PSD, TIFF, or DCS Adobe Photoshop CC: The Professional Portfolio

×