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Fix 426: add blank_pixel_value keyword #427

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Fix 426: add blank_pixel_value keyword #427

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6 changes: 3 additions & 3 deletions reproject/mosaicking/coadd.py
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ def reproject_and_coadd(
background_reference=None,
output_array=None,
output_footprint=None,
blank_pixel_value=np.nan,
**kwargs,
):
"""
Expand Down Expand Up @@ -276,7 +277,7 @@ def reproject_and_coadd(
if combine_function == "mean":
with np.errstate(invalid="ignore"):
output_array /= output_footprint
output_array[output_footprint == 0] = 0
output_array[output_footprint == 0] = blank_pixel_value

elif combine_function in ("first", "last", "min", "max"):
for array in arrays:
Expand Down Expand Up @@ -306,7 +307,6 @@ def reproject_and_coadd(

raise NotImplementedError("combine_function='median' is not yet implemented")

if combine_function in ("min", "max"):
output_array[output_footprint == 0] = 0.0
output_array[output_footprint == 0] = blank_pixel_value

return output_array, output_footprint