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dovenet / Synchronet Programming / src/conio/scale.c xbr.c

SubjectAuthor
o src/conio/scale.c xbr.cDeuc?

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src/conio/scale.c xbr.c

<65B7F063.48515.syncprog@vert.synchro.net>

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https://www.rocksolidbbs.com/dovenet/article-flat.php?id=2534&group=DOVE-Net.Synchronet_Programming#2534

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From: deuc?@VERT (Deuc?)
To: Git commit to main/sbbs/master
Subject: src/conio/scale.c xbr.c
Message-ID: <65B7F063.48515.syncprog@vert.synchro.net>
Date: Mon, 29 Jan 2024 10:37:23 -0800
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Path: rocksolidbbs.com!not-for-mail
Organization: Vertrauen
Newsgroups: DOVE-Net.Synchronet_Programming
X-FTN-PID: Synchronet 3.20a-Linux master/b8d0ef979 Jan 21 2024 GCC 12.2.0
X-FTN-MSGID: 48515.syncprog@1:103/705 2a1de3e6
X-FTN-CHRS: CP437 2
WhenImported: 20240129103723-0800 41e0
WhenExported: 20240129154811-0800 41e0
ExportedFrom: VERT syncprog 48515
Content-Type: text/plain; charset=IBM437
Content-Transfer-Encoding: 8bit
 by: Deuc? - Mon, 29 Jan 2024 18:37 UTC

https://gitlab.synchro.net/main/sbbs/-/commit/e2bbb4d5396ec9d598edea5c
Modified Files:
src/conio/scale.c xbr.c
Log Message:
Use the YCoCg-R colour space instead of YCbCr.

It seems to provide similar perceptual results, and is much faster
to transform with RGB. It's still slower than the table lookup,
but not crushingly so.

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