From: James Almer <jamrial@gmail.com>
To: ffmpeg-devel@ffmpeg.org
Subject: Re: [FFmpeg-devel] [FFmpeg-cvslog] avfilter/af_adynamicequalizer: simplify calculations
Date: Sun, 9 Jul 2023 12:24:37 -0300
Message-ID: <3db95051-211a-16e1-8c5d-35a2dacd2d1f@gmail.com> (raw)
In-Reply-To: <20230709095209.D8A5D410705@natalya.videolan.org>
> ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com <https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog>> | Thu Jul 6 16:47:02 2023 +0200| [889c2529cc6ef65bb4c4f10aa79ca7ca0070a1aa] | committer: Paul B Mahol
>
> avfilter/af_adynamicequalizer: simplify calculations
>
> >/http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=889c2529cc6ef65bb4c4f10aa79ca7ca0070a1aa
> /---
>
> libavfilter/adynamicequalizer_template.c | 16 ++++++++++------
> libavfilter/af_adynamicequalizer.c | 2 +-
> 2 files changed, 11 insertions(+), 7 deletions(-)
>
> diff --git a/libavfilter/adynamicequalizer_template.c b/libavfilter/adynamicequalizer_template.c
> index 4f7d58c939..ee9f4a1d5f 100644
> --- a/libavfilter/adynamicequalizer_template.c
> +++ b/libavfilter/adynamicequalizer_template.c
> @@ -26,6 +26,7 @@
> #undef FMIN
> #undef CLIP
> #undef SAMPLE_FORMAT
> +#undef EPSILON
> #undef FABS
> #if DEPTH == 32
> #define SAMPLE_FORMAT float
> @@ -39,6 +40,7 @@
> #define CLIP av_clipf
> #define FABS fabsf
> #define ftype float
> +#define EPSILON (1.f / (1 << 22))
> #else
> #define SAMPLE_FORMAT double
> #define SQRT sqrt
> @@ -51,6 +53,7 @@
> #define CLIP av_clipd
> #define FABS fabs
> #define ftype double
> +#define EPSILON (1.0 / (1LL << 51))
> #endif
You have FLT_EPSILON and DBL_EPSILON for this.
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next parent reply other threads:[~2023-07-09 15:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20230709095209.D8A5D410705@natalya.videolan.org>
2023-07-09 15:24 ` James Almer [this message]
2023-07-09 15:36 ` Paul B Mahol
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