Class 36 — November 15

Image manipulation

I draw from the past – Wonder about the present – Think of the future

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Look both ways

• Back or ahead

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Agenda

• Image transformations

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PyCharm gotchas

• When you paste a URL in reaction to a prompt, you must also type a space at the end of the line. Do not add a space at the beginning of the line.

• If your pasting URL has https://... rather than http://..., remove the s before hitting the enter key.

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Downloads

• url.py

• palette.py

• shrink_tester.py

• change.py

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Imaging effects — Palette reduction

• Consider the below pictures

palette size = 114420		palette size = 1
palette size = 2		palette size = 5
palette size = 8		palette size = 27
palette size = 64		palette size = 125
palette size = 216		palette size = 343
palette size = 512		palette size = 729
palette size = 1000		palette size = 1331
palette size = 1728		palette size = 2197
palette size = 3375		palette size = 4096
palette size = 4096		palette size = 114420