1. Skills: compressing an image using Paint.net Concepts: none This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 License. Image compression demonstration

2. Where does this topic fit? Internet concepts – Applications – Technology – Implications Internet skills – Application development – Content creation (image) – User skills

3. Image processing work flow Capture Edit Compress Distribute

4. Ready to distribute

5. Save the file

7. Too big

8. Too small

9. Just right

10. Good enough?

11. GIFJPEG BMPPNG

12. Summary Capture Edit Compress Distribute

13. Self-study questions 1.Will your compressed image be larger, smaller or the same size if it is viewed on a screen with a lower resolution than yours? 2.What are the compression options when saving a PNG file? Experiment with them to see their effect.