Backport dav1d 1.2.1 allocation optimizations#1489
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In many cases it can be combined with the allocation of the data being referenced instead of allocating it separately.
randomPoison
approved these changes
May 7, 2026
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Closes #286.
Rust sources are not updated in this PR because these dav1d commits optimize C Dav1dRef allocation paths. rav1d's Rust paths already use CArc/Arc-backed ownership for input data, picture data, and ITU-T T.35 metadata instead of the C Dav1dRef wrappers.