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examples: Add PNGs for NIST example prints

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These PNGs were generated using gimp simply by using the greyscale image
itself as an alpha mask. The reason to do this is solely for easier
consumption together with cairo A8 surfaces.
This commit is contained in:
Benjamin Berg 2019-06-13 15:53:26 +02:00 committed by Marco Trevisan (Treviño)
parent d67a801f1f
commit 9b175a7681
5 changed files with 2 additions and 0 deletions
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examples/prints/README
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These are example images from NIST and are in the public domain. These are example images from NIST and are in the public domain.
The PNG files have been generated by using the greyscale data as a mask.

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