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add basic FITS HIPS coadd support #4

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add basic FITS HIPS coadd support #4

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a302f80
add basic FITS HIPS coadd support
keflavich Jun 30, 2025
8f59b4b
average instead of straight adding
keflavich Jun 30, 2025
b6347ab
average instead of straight adding then dividing
keflavich Jun 30, 2025
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8 changes: 7 additions & 1 deletion reproject/hips/core.py
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Original file line number Diff line number Diff line change
Expand Up @@ -409,8 +409,14 @@ def coadd_hips(input_directories, output_directory):
raise NotImplementedError(
"Convert jpg to png to allow for blending/coadding"
)
elif tile_format == "fits":
header = fits.getheader(filepath)
image1 = fits.getdata(filepath)
image2 = fits.getdata(target_filepath)
result = np.average([image1, image2], axis=0)
fits.writeto(target_filepath, result, header, overwrite=True)
else:
raise NotImplementedError()
raise NotImplementedError(f"Tile format {tile_format} not implemented")
else:
shutil.copyfile(filepath, target_filepath)

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