Convert PPM to SPU - Create Atari Images | Online Free DevTools by Hexmos
Convert PPM to SPU instantly with ppmtospu. Create Atari Spectrum 512 images from PPM files using command-line. Free online tool, no registration required.
ppmtospu
Convert a PPM file to an Atari Spectrum 512 image. More information: https://netpbm.sourceforge.net/doc/ppmtospu.html.
- Convert a PPM file to an Atari Spectrum 512 image:
ppmtospu {{path/to/input.ppm}} > {{path/to/output.spu}}
- Use a dithering matrix of the specified size (0 means no dithering):
ppmtospu -d{{0|2|4}} {{path/to/input.ppm}} > {{path/to/output.spu}}