[FFmpeg-devel] [PATCHSET] AAC decoder refactor

Lynne dev at lynne.ee
Wed Apr 10 19:48:26 EEST 2024


Apr 8, 2024, 09:36 by dev at lynne.ee:

> The following patchset refactors the AAC decoder step by step,
> removing all large-scale templating and abstracting away typed
> DSP functions from symbol parsing.
>
> This series saves 110Kib of binary data from libavcodec.so
> when compiled with Clang 18 with -O3, after stripping.
>
> The patchset can also be viewed here:
> https://github.com/cyanreg/FFmpeg/tree/aac_cleanup
>
> Fate passes on each step, and I've been running this patchset for
> a week with no issues.
>
> This also prepares the decoder for USAC support.
>

I've rebased the linked repo to current git master if anyone
wants to test.


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