- brew install imagemagick
- brew install ghostscript
- brew install parallel
- Then run in Terminal
seq -w 10000 | parallel --bar 'convert -gravity center -size 3000x3000 -background black -fill white -font Helvetica -pointsize 1000 label:{=$_+=0=} image{}.jpg'
Changelog:
- Original script provided by @gromgull
- Parallel suggestion by @ole-tange
Alternatives to improve the performance by using OpenMP
https://coderwall.com/p/s7eu7q/install-imagemagick-os-x-intel-compiler-openmp