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Apple: Mention that USDZ files are Zip32 only #3425

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Apple: Mention that USDZ files are Zip32 only #3425

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5 changes: 4 additions & 1 deletion docs/spec_usdz.rst
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Expand Up @@ -113,6 +113,9 @@ the ability to relax this constraint in the future, but consider it unlikely.
aggregate an arbitrary composition's worth of usd files into a single file,
without removing any composition features from the scene.

Additionally, USDZ files must be Zip32 documents. OpenUSD does not support Zip64.
As such, the total file size of a USDZ must be under 4GB.

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Expand Down Expand Up @@ -418,4 +421,4 @@ Version 1.3 - Current Head
From version 1.2:

* :ref:`Adds AV1 Image (AVIF) file support <spec_usdz_file_types>`.
AVIF is now a supported file type for images/textures.
AVIF is now a supported file type for images/textures.