From: Niklas Haas <ffmpeg@haasn.xyz>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] ebur128 bounty
Date: Thu, 12 Jun 2025 22:18:59 +0200
Message-ID: <20250612221859.GB1182637@haasn.xyz> (raw)
In-Reply-To: <D4BABA93-3026-490B-89FA-2EC29F8077C7@spectre-music.com>
On Thu, 12 Jun 2025 17:09:35 +0200 Guillaume Khayat <gkhayat@spectre-music.com> wrote:
> Hi Niklas,
>
> Awesome!
>
> > To be clear, you are fine with me taking your existing SIMD code as a starting point?
> Yes I am
>
> > Out of curiousity, did you try the "loudnorm" filter as well?
> Yes, it’s significantly slower.
> Last i checked it was 30x realtime. I measured ebur128 at 200x with peak=true, and 1000x with peak=none
I sent some preliminary fixes that improve the performance somewhat on my end.
Still working on an FMA3/AVX2 backend, I will probably finish it by tomorrow.
>
> Guillaume
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next prev parent reply other threads:[~2025-06-12 20:19 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-12 14:49 Guillaume Khayat
2025-06-12 14:59 ` Niklas Haas
2025-06-12 15:09 ` Guillaume Khayat
2025-06-12 20:18 ` Niklas Haas [this message]
2025-06-13 7:45 ` Guillaume Khayat
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