Lesson Modules

Layer Fundamentals
Selection Tools Basics
Layer Mask Basics
Blend Modes
History Palette
Adjustment Layers Basics
Shadows and Highlights
Layer Style Basics
Cloning and Color Matching
Smart Filters
Resizing Images
Fixing Crooked Pictures
Channel Basics

Course Materials

Syllabus
Textbook

Class Utilities

Class Login
Email

Resources

Pre–assessment Quiz
Student Testimonials
Student Art Gallery
Instructor Art Gallery
QuickCard Cheat Sheets

More PhotoShop Courses

PhotoShop Intermediate
DMC Classes

Fixing Crookedly Scanned Pictures

PhotoShop comes with a wizard for straightening and cropping crookedly scanned photos. In this lesson, students will explore the Straighten and Crop wizard to straighten crookedly scanned photos. They will also learn how to use the Ruler Tool to straighten the horizon as illustrated in the pictures on this page.

 

Lesson File(s) with Composite Preview

Crooked or slanted horizon  
Straightened horizontal horizon