Crop test assets supplied by Ed Torba.
Original test patterns: 1:1, 4:5, 16:9 and 9:16, in PNG and MP4.
These are diagnostic references, not platform safe-area specifications.
The blue boxes in these original assets are not consistently inset; use the percentage grid for measurements.

Reuse and scope
Ed Torba dedicates the eight PNG and MP4 files in this pack (1x1, 4x5,
16x9 and 9x16) to the public domain under CC0 1.0 Universal.
You may use, copy, modify and redistribute them for personal and commercial
purposes without permission or attribution.
See LICENSE.txt for the unmodified CC0 legal text:
https://creativecommons.org/publicdomain/zero/1.0/

This dedication applies only to these media files, not to the accompanying
blog article, website, playground source code, branding or other assets.

The files are provided as is, without warranties. See DISCLAIMER.txt for
the separate warranty and liability notice.
