From: Paul B Mahol <onemda@gmail.com>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH] avfilter: add zoneplate video source filter
Date: Wed, 10 May 2023 15:10:07 +0200
Message-ID: <CAPYw7P7-qMk_sPV3OYesdNpeDX5Sy3mf=W6d6MTUP6R7wprSVA@mail.gmail.com> (raw)
In-Reply-To: <140be4f1-f989-021b-dad4-15241cb1ae7d@t-online.de>
On Wed, May 10, 2023 at 2:50 PM Michael Koch <astroelectronic@t-online.de>
wrote:
> Well, I can't see how it looks now, but the sequence white - gray -
> white (which is impossible in a sine wave) should no longer be there,
> because cos(x) = cos(-x).
>
This is not caused by sin() but because video is full range yuv but
interpreted as limited.
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prev parent reply other threads:[~2023-05-10 13:10 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-07 16:04 Paul B Mahol
2023-05-07 22:25 ` Stefano Sabatini
2023-05-07 23:30 ` Paul B Mahol
2023-05-08 20:08 ` Stefano Sabatini
2023-05-10 11:58 ` Michael Koch
2023-05-10 12:15 ` Paul B Mahol
2023-05-10 12:32 ` Michael Koch
2023-05-10 12:42 ` Paul B Mahol
2023-05-10 12:50 ` Michael Koch
2023-05-10 13:10 ` Paul B Mahol [this message]
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