Re: [PATCH 0/1] MR10056: dsound: Use a better FIR filter generated with the Parks-McClellan algorithm.

[Anton Baskanov (＠baskanov)]

On Thu Feb 12 12:08:05 2026 +0000, Matteo Bruni wrote:
> Ah, I forgot to ask about a small detail I noticed:
> ```diff
>  static const float fir[] = {
> +     0.0000000000e+00,  7.4843945212e-04, -2.9744028466e-05, -2.9226962785e-05,
> ...
> +    -2.8683639029e-05, -2.9226962785e-05, -2.9744028466e-05,  7.4843945212e-04,
> +     0.0000000000e+00,
>  };
> ```
> is that kind of edge at the start and end of the filter intentional?
> Admittedly I didn't carefully study the library sources to confirm.
> Yes, I tried different implementations of the PM algorithm, and they all seem to produce it.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/10056#note_129516