[FFmpeg-devel] [PATCH 1/2] lavu/tx: rewrite internal code as a tree-based codelet constructor

[Lynne]

21 Jan 2022, 09:33 by dev at lynne.ee:

> This commit rewrites the internal transform code into a constructor
> that stitches transforms (codelets).
> This allows for transforms to reuse arbitrary parts of other
> transforms, and allows transforms to be stacked onto one
> another (such as a full iMDCT using a half-iMDCT which in turn
> uses an FFT). It also permits for each step to be individually
> replaced by assembly or a custom implementation (such as an ASIC).
>
> Patch attached.
>

Forgot that I disabled double and int32 transforms to speed up
testing, reenabled locally and on my github tx_tree branch.
Also removed some inactive debug code.
https://github.com/cyanreg/FFmpeg/tree/tx_tree