Backport intra_edge optimizations from dav1d 1.2.1
#874
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Avoids the need to initialize the tables more than once, and allows for sharing the same data between multiple decoder instances.
Reduces the table size by around 2.5 kB on 64-bit systems.
randomPoison
approved these changes
Mar 20, 2024
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No Rust changes are needed because these optimizations (global default value and use of offsets instead of pointers) have already been implemented.