This is a raspberry pi vertical plotter library
pip3 install Image
pip3 install numpy scipy matplotlib ipython jupyter pandas sympy nose
Plot size : TBD
Shade levels
Run the histogram:
python3 histogram.py
Figure out the cutoffs.
- Remember 255 = white, 0 = black
- Rightmost hump should be white.
- call testimage.bat <shade levels 1-4>