Merge pull request #1414 from girder/band-nans

Remove NaN values from band information for JSON serializability
girder · Dec 20, 2023 · e1373b8 · e1373b8
2 parents a734a0b + ad70cac
commit e1373b8
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Showing 2 changed files with 14 additions and 2 deletions.
diff --git a/sources/gdal/large_image_source_gdal/__init__.py b/sources/gdal/large_image_source_gdal/__init__.py
@@ -561,7 +561,13 @@ def getBandInformation(self, statistics=True, dataset=None, **kwargs):
                     if band.GetMaskBand():
                         info['maskband'] = band.GetMaskBand().GetBand() or None
                     # Only keep values that aren't None or the empty string
-                    infoSet[i + 1] = {k: v for k, v in info.items() if v not in (None, '')}
+                    infoSet[i + 1] = {
+                        k: v for k, v in info.items()
+                        if v not in (None, '') and not (
+                            isinstance(v, float) and
+                            math.isnan(v)
+                        )
+                    }
             if not cache:
                 return infoSet
             self._bandInfo = infoSet

diff --git a/sources/rasterio/large_image_source_rasterio/__init__.py b/sources/rasterio/large_image_source_rasterio/__init__.py
@@ -481,7 +481,13 @@ def getBandInformation(self, statistics=True, dataset=None, **kwargs):
                 #     info["maskband"] = dataset.mask_flag_enums[i - 1][1].value
 
                 # Only keep values that aren't None or the empty string
-                infoSet[i] = {k: v for k, v in info.items() if v not in (None, '')}
+                infoSet[i] = {
+                    k: v for k, v in info.items()
+                    if v not in (None, '') and not (
+                        isinstance(v, float) and
+                        math.isnan(v)
+                    )
+                }
 
         # set the value to cache if needed
         if cache: