The final piece of assessment for ACM202 is an online quiz that includes multiple selection questions about:
- how to interpret histograms,
- the impact of various curves adjustments,
and practical exercises in:
- the adjustment of pixel dimensions,
- assigning colourspace,
- use of layer masks
- and selecting pixels/hair.
Useful readings:
Evening, M 2010, Adobe Photoshop CS5 for photographers
See Chapter 5: Image Editing Essentials for revision on Histograms and curves adjustments and Chapter 9: Layers, Selections & Masking
With regards to selecting a figure/hair from a background, you may also want to review the video tutorials by Martin Evening:
- Adobe Photoshop CS5 Hair Masking on youtube at http://www.youtube.com/watch?v=ssJRkbkHAa4
- Colour Range Masking in Photoshop http://www.youtube.com/watch?v=P01jzkcGuMA
(If the links play up, you can google for these on youtube. They are published by http://www.youtube.com/user/FocalOnline)
These are my exercises:
I am not very happy with the first one but I think the second one looks a bit better as in more natural: