The digital cinema projectors have hardware JPEG 2000 decoders. This IP is licensed from companies like IntoPIX: https://www.intopix.com/JPEG2000 https://www.i

The digital cinema projectors have hardware JPEG 2000 decoders. This IP is licensed from companies like IntoPIX: https://www.intopix.com/JPEG2000 https://www.intopix.com/JPEG2000 Most post-production software that reads/writes DCPs will be using a GPU JPEG2000 encoder & decoder, like this from Comprimato: https://comprimato.com/products/comprimato-jpeg2000/ https://comprimato.com/products/comprimato-jpeg2000/