CGWD 122 image procssing

4 slides · By communicateur · Engineering

The CGWD 122 Image Processing II course covers advanced techniques in image retouching, focusing on non-destructive workflows and methods for effective color correction. The lecture includes practical applications of the Pen Tool, Smart Objects, and various masking techniques that enhance professional image editing skills.

Course Overview: CGWD 122 - Image Processing II

Focuses on non-destructive professional workflows
Covers advanced selection and masking techniques
Explores commercial retouching methods
Delves into color correction and grading
Introduces compositing and automation workflows

Key terms: Non-Destructive Editing, Color Grading, Compositing

Week 1: Advanced Selection & Masking

Pen Tool offers mathematical precision for clean cuts
Select and Mask for handling complex edges
Channel-based masking captures transparency in objects like glass
Refine Edge tool ensures smooth and clean boundaries

Key terms: Pen Tool, Select and Mask, Refine Edge

Week 2: Non-Destructive Workflows

Smart Objects retain original image properties
Adjustment Layers enable pixel-preserving edits
Vector Masks offer resolution-independent precision

Key terms: Smart Objects, Adjustment Layers, Vector Masks

Dodge & Burn: Creating Depth and Dimension

Dodge: Lighten specific areas to bring forward details
Burn: Darken specific areas for depth and shadowing
Enhances facial dimensions in portrait retouching
Works best with a low opacity brush for gradual build-up
Focus on natural light sources to guide adjustments

References

Adobe. (n.d.). Creative Cloud tutorials. Available at: https://helpx.adobe.com/uk/photoshop/tutorials.html
Adobe. (n.d.). Select and Mask workspace. Available at: https://helpx.adobe.com/photoshop/how-to/select-mask-basics.html
Adobe. (n.d.). Non-destructive editing. Available at: https://helpx.adobe.com/photoshop/using/non-destructive-editing.html

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