I'm sure the currently developed fork:smacl wrote: ↑Wed Jun 17, 2020 12:39 pm I got a 64gb E57 file from Daniel Loney over the weekend and have been having a look at the performance of the last public implementation of LibE57
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If anyone would benefit from a copy of the optimised library for their own testing purposes please let me know.
https://github.com/asmaloney/libE57Format
that is the basis for e57 support in CloudCompare and PDAL would be happy to get a pull request. I think most of the work they've done is general cleanup and bringing the code up to modern standards. I think there have been some performance improvements compared to the original reference implementation, but it would certainly benefit from somebody taking a serious look at that aspect.