PNG support
It allows you to decode a PNG file (including alpha channel).
Also modifies display.blit() to accept image data with an alpha channel. Introduces an RGB5551 format for RGB data with a single alpha bit.
Edited by schneider
It allows you to decode a PNG file (including alpha channel).
Also modifies display.blit() to accept image data with an alpha channel. Introduces an RGB5551 format for RGB data with a single alpha bit.