People can and have written image decoders for custom formats in Javascript [1]. This seems like the same thing but for a very domain-specific use case. Worth

People can and have written image decoders for custom formats in Javascript [1]. This seems like the same thing but for a very domain-specific use case. Worth it? Not sure. But possible? Definitely. [1]: https://bellard.org/bpg/ https://bellard.org/bpg/