image blending 참고
https://stackoverflow.com/questions/29106702/blend-overlapping-images-in-python
gif 만들기 celluloid
https://jsideas.net/matplotlibGIF/
imageio
https://stackoverflow.com/questions/753190/programmatically-generate-video-or-animated-gif-in-python
https://stackoverflow.com/questions/29106702/blend-overlapping-images-in-python
https://jsideas.net/matplotlibGIF/
https://webnautes.tistory.com/1245
https://matplotlib.org/stable/api/_as_gen/matplotlib.pyplot.imsave.html
https://matplotlib.org/stable/api/_as_gen/matplotlib.pyplot.savefig.html
