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keller-mark
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pizzarr
Slice into Zarr arrays in R 🍕
https://keller-mark.github.io/pizzarr/
MIT License
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Object dtype support and vlen-utf8 filter
#22
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keller-mark
closed
9 months ago
keller-mark
commented
10 months ago
References:
https://stat.ethz.ch/R-manual/R-devel/library/base/html/iconv.html
https://stat.ethz.ch/R-manual/R-devel/library/base/html/rawConversion.html
https://zarr.readthedocs.io/en/stable/spec/v2.html#data-type-encoding
https://github.com/vitessce/vitessce/blob/main/packages/file-types/zarr/src/AnnDataSource.js
https://github.com/manzt/zarrita.js/blob/main/packages/typedarray/index.js
https://zarr.readthedocs.io/en/stable/tutorial.html#string-arrays
https://github.com/vitessce/vitessce/blob/1ec680306714dc91d72cd3f6751ef729b53c1901/packages/file-types/zarr/src/AnnDataSource.js#L21C10-L21C23
Tasks:
[x] "S" string (fixed-length sequence of char)
[x] "U" unicode (fixed-length sequence of Py_UNICODE)
[ ] vlen-utf8 filter codec
References:
Tasks: