[FFmpeg-devel] [PATCH] lavu/tx: add support for double precision FFT and MDCT

[Lynne]

Jul 27, 2019, 7:29 PM by dev at lynne.ee:

> Simply moves and templates the actual transforms to support an
> additional data type.
> Unlike the float version, which is equal or better than libfftw3f,
> double precision output is bit identical with libfftw3.
>

Planning to push attached version soon.
Just some minor changes (moved the radix permute to tx_priv, added if guards).

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