From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id D33C944B67 for ; Sun, 6 Nov 2022 17:30:33 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 3EB1868B840; Sun, 6 Nov 2022 19:30:31 +0200 (EET) Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 4155F68B14C for ; Sun, 6 Nov 2022 19:30:24 +0200 (EET) Received: (Authenticated sender: michael@niedermayer.cc) by mail.gandi.net (Postfix) with ESMTPSA id 8FFCE40003 for ; Sun, 6 Nov 2022 17:30:23 +0000 (UTC) Date: Sun, 6 Nov 2022 18:30:22 +0100 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20221106173022.GX1814017@pb2> References: <20221105152617.1809282-1-u@pkh.me> <20221106170941.GW1814017@pb2> MIME-Version: 1.0 In-Reply-To: <20221106170941.GW1814017@pb2> Subject: Re: [FFmpeg-devel] Rework color quantization in palette{gen,use} X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: multipart/mixed; boundary="===============6334216616954081919==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============6334216616954081919== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="NAuYj0K7Umiq33rm" Content-Disposition: inline --NAuYj0K7Umiq33rm Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Nov 06, 2022 at 06:09:41PM +0100, Michael Niedermayer wrote: > On Sat, Nov 05, 2022 at 04:26:02PM +0100, Cl=E9ment B=BDsch wrote: > > Hi, > >=20 > > This patchset essentially fixes a few core problems in these filters and > > switches to a perceptual model. > >=20 > > I've generated a report for each key commit on this (temporary) page: > > http://big.pkh.me/pal/ (warning: heavy page, ~500M; I did try to add so= me lazy > > loading of the images but I'm not sure it's actually working as expecte= d). >=20 > i just looked at file00 and 16 and 64 colors with dither for it and they = look > different, some areas look better before and some better afterwards looked at more of the 16 color cases with dither=20 (16 colors as i asumed fewer would magnify any issues ) file 01, IMHO current looks better than last (variance per axis) file 02, IMHO current looks better than last (variance per axis) file 03, IMHO VPA looks better but both really are quite off in terms of co= lor, thats not the color of the original image. file 04, VPA is not good thats not the correct color It seems th last (variance per axis) is more pale and looses color >=20 > Have you done any double blind comparission ? [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB If you think the mosad wants you dead since a long time then you are either wrong or dead since a long time. --NAuYj0K7Umiq33rm Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABEIAB0WIQSf8hKLFH72cwut8TNhHseHBAsPqwUCY2fvJwAKCRBhHseHBAsP qz8DAJ0ZZDoF4JXG9Q3etar5+YajoEax7wCgj0LL8UIilkmHfgRDvwX3YI6bS5s= =sYFX -----END PGP SIGNATURE----- --NAuYj0K7Umiq33rm-- --===============6334216616954081919== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". --===============6334216616954081919==--