02-outlines-of-shapes

Outlines of Shapes

Photobooth

• Let's take a photo of all participants!
• You can get the processing app here.

Three Ways to Analyze Gestalt

• Let others do it (GWAP, Mechanical Turk)
• Let the CPU do it (Processing)
• Let the GPU do it (Processing + Shaeders)
• Find a Library that does it
• Do it yourself (Pen + Paper)

Check out the tools section of our repo.
(Continuously updated ...)

Live Image Processing

• How to use the Camera with Processing
• What's in a Pixel?
• Simple Image Transformations

Using Video

The Video Source Library provides a common Interface to different kinds of Video Input.

• Camera Input
• Animated Gifs
• OGG

Check out the Video Loops Example.

Finding Outlines

1. Threshold Filter
2. Extract Outlines
3. Remove Shapes
4. Repeat

Chain Codes and Turtle Walks

• Turtle Walks — Meandering Code Project

• Freeman-Code (Chain Code)

• 2D Neighborhood

  • Moore (8 Neighbors)
  • Von Neumann (4 Neighbors)

• Chain Code Extraction — Open Processing Sketch by Golan Levin

Exercises

Exercises can be found here.

Solutions

Solutions can be found here.