Bitcrush

Converts images into C64, Amiga and PC retro lookalikes. See /readme/readme.html or my website for detailed instructions.

GNU General Public License v3.0

Screenmodes

• PC: SVGA, VGA, MCGA, EGA (hires/normal), CGA (composite, RGBI)
• Amiga: HAM8, HAM6, EHB (sliced/normal), OCS (hires/lowres)
• Commodore 64
• Nintendo Gameboy

Requirements

Python 3.4 or newer, Pillow (tested on version 8.1.0).

Examples

Command line examples

Below are some examples how to convert image into various modes. I use varying bit depths -b to adjust the brightness of the image.

Original image in True color

EGA

python main.py -f tropic.png -m EGA --multiplier 2 --rasterize -b 10

EGA Hi-res mode (as in PC Lemmings intermission screens)

python main.py -f tropic.png -m EGA -r 640 350 -b 14

CGA in composite mode

python main.py -f tropic.png -m CGA -H -S -c 3 --palette 1

Super VGA

python main.py -f tropic.png -m MCGA -r 640 480

Commodore 64

main.py -f tropic.png -m C64 -b 12 --rasterize -H

Amiga Extra Half-brite (EHB)

python main.py -f tropic.png -m EHB

Amiga Hold-and-modify (HAM)

python main.py -f tropic.png -m HAM -r 320 256

Nintendo Gameboy

python main.py -f tropic.png -m Gameboy -S -b 5 --rasterize --multiplier=2