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@bradh bradh commented Dec 10, 2025

These can significantly improve decoding performance when pulling a small area out of a very large file, where the decoder supports it.

OpenJPEG supports using the TLM marker as of uclouvain/openjpeg#1538

This only adds support for the encode_array function, and so is Draft. I will implement the encode_buffer equivalent if this general approach looks OK.

These can significantly improve decoding performance when pulling
a small area out of a very large file, where the decoder supports it.

OpenJPEG supports using the TLM marker as of uclouvain/openjpeg#1538
@scaramallion
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Looks good

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