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Limit internal metadata on multi-source files #1514

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merged 1 commit into from
Apr 24, 2024
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Limit internal metadata on multi-source files #1514

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3 changes: 3 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,9 @@
- Read some untiled tiffs using the tiff source ([#1512](../../pull/1512))
- Speed up multi source compositing in tiled cases ([#1513](../../pull/1513))

### Changes
- Limit internal metadata on multi-source files with huge numbers of sources ([#1514](../../pull/1514))

## 1.28.1

### Improvements
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4 changes: 2 additions & 2 deletions sources/multi/large_image_source_multi/__init__.py
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Expand Up @@ -894,7 +894,7 @@ def getInternalMetadata(self, **kwargs):
"""
Return additional known metadata about the tile source. Data returned
from this method is not guaranteed to be in any particular format or
have specific values.
have specific values. Also, only the first 100 sources are used.

:returns: a dictionary of data or None.
"""
Expand All @@ -903,7 +903,7 @@ def getInternalMetadata(self, **kwargs):
'sources': copy.deepcopy(self._sources),
'sourceFiles': [],
}
for path in self._sourcePaths.values():
for path in list(self._sourcePaths.values())[:100]:
source = self._sources[min(path['sourcenum'])]
ts = self._openSource(source)
result['sourceFiles'].append({
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