Merge pull request #1480 from girder/zarr-dependencies

Add a dependency to the zarr source to read more compression types
girder · Mar 21, 2024 · f25d4c6 · f25d4c6
2 parents ee0e101 + 8e110c2
commit f25d4c6
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## 1.27.5
 
+### Improvements
+- Add a dependency to the zarr source to read more compression types ([#1480](../../pull/1480))
+
 ### Bug Fixes
 - Fix an issue with single band on multi source with non uniform sources ([#1474](../../pull/1474))
 - Allow alternate name axes in the multi source schema ([#1476](../../pull/1476))

diff --git a/sources/zarr/large_image_source_zarr/__init__.py b/sources/zarr/large_image_source_zarr/__init__.py
@@ -34,6 +34,7 @@ class ZarrFileTileSource(FileTileSource, metaclass=LruCacheMetaclass):
         'zarr': SourcePriority.PREFERRED,
         'zgroup': SourcePriority.PREFERRED,
         'zattrs': SourcePriority.PREFERRED,
+        'zarray': SourcePriority.PREFERRED,
         'db': SourcePriority.MEDIUM,
     }
 

diff --git a/sources/zarr/setup.py b/sources/zarr/setup.py
@@ -53,6 +53,9 @@ def prerelease_local_scheme(version):
     install_requires=[
         f'large-image{limit_version}',
         'zarr',
+        # I am uncertain why this is required, since numcodecs is required by
+        # zarr; but without it some jpeg encoded data cannot be read
+        'imagecodecs-numcodecs',
     ],
     extras_require={
         'girder': f'girder-large-image{limit_version}',