From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 27D3613881D for ; Sun, 27 Sep 2015 11:37:03 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id B7B8721C032; Sun, 27 Sep 2015 11:36:40 +0000 (UTC) Received: from mail-wi0-f174.google.com (mail-wi0-f174.google.com [209.85.212.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 895B6E08B1 for ; Sun, 27 Sep 2015 11:36:39 +0000 (UTC) Received: by wiclk2 with SMTP id lk2so68090724wic.1 for ; Sun, 27 Sep 2015 04:36:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:reply-to:to:subject:date:user-agent:references:in-reply-to :mime-version:content-type:content-transfer-encoding:message-id; bh=mKLrTcE+wXe0Df0TzGM9R0CpshavtHjo3AHdWsbHWQQ=; b=LDd40GBwllgMi3rYgppawFqrGQwko+wcw+oJ27sOvNRq1RYnbUBrAvcivx4m1eRo50 z996Djui87sLZ7uatx7k0uvOmK3/jJwWr1p+BftrUCstppbam91uw37zmfaHVvU8zCXb DEZlxJ7ZZxOk7gL9UdKB28X4A7Mx5bs8uexAAH/hBy8+vvoqcrmYnTGhjp4xou4ZwfsN fl98LtzWurstXzMoNDwodgYY8LwPwD7mbXZ7gXbJArxk5ZtyhgqtD/kcfjRtYmtWg1D1 qMJgzYCWc/MvnwM30hiUTJTWWopa3ZeUe8zSpRsbFSvpWqLJnsLaku4lzD5DNlyQsP+f Omdw== X-Received: by 10.180.10.170 with SMTP id j10mr13567183wib.77.1443353798337; Sun, 27 Sep 2015 04:36:38 -0700 (PDT) Received: from dell_xps.localnet (230.3.169.217.in-addr.arpa. [217.169.3.230]) by smtp.gmail.com with ESMTPSA id hs5sm12662403wib.6.2015.09.27.04.36.36 for (version=TLS1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 27 Sep 2015 04:36:36 -0700 (PDT) From: Mick To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] CMYK comparison to sRGB between platforms Date: Sun, 27 Sep 2015 12:36:27 +0100 User-Agent: KMail/1.13.7 (Linux/4.0.5-gentoo; KDE/4.14.8; x86_64; ; ) References: <201509081942.10580.michaelkintzios@gmail.com> <201509271048.07172.michaelkintzios@gmail.com> <3224848.3RJHUQD5Ai@wstn> In-Reply-To: <3224848.3RJHUQD5Ai@wstn> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart2350546.1acPhSNWFX"; protocol="application/pgp-signature"; micalg=pgp-sha256 Content-Transfer-Encoding: 7bit Message-Id: <201509271236.35897.michaelkintzios@gmail.com> X-Archives-Salt: 37421eb1-8195-4199-a16b-b1d22464f9e3 X-Archives-Hash: c3aacdf71592a6367695234307cfaeaf --nextPart2350546.1acPhSNWFX Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Sunday 27 Sep 2015 11:50:54 Peter Humphrey wrote: > On Sunday 27 September 2015 10:47:51 Mick wrote: > > On Sunday 27 Sep 2015 09:58:43 Peter Humphrey wrote: > > > I do have the two .icc files in .local/share/icc: > > >=20 > > > $ ls -l .local/share/icc > > > total 28K > > > -rw-r--r-- 1 prh prh 1.2K Sep 9 16:51 > > > edid-fbec4f9c1804ea718b6e1b585fc234ad.icc -rw-rw-r-- 1 prh prh 21K S= ep > > > 10 10:41 GCM - Samsung - SMS27A350H - unknown (2015-09-10) > > > [04-58-44].icc > > >=20 > > > /usr/bin/file shows them both as "ColorSync ICC Profile". I don't know > > > why there are two, nor why they have such different sizes. > >=20 > > I'm guessing that the 'edid-fbec4f9c1804ea718b6e1b585fc234ad.icc' was > > extracted from your monitor's EEPROM chip through the i2c bus and saved > > on disk by the LiveCD you ran, but the 'GCM - Samsung - SMS27A350H - > > unknown (2015-09-10) [04-58-44].icc' was generated by the colorimeter > > during your calibration exercise. > >=20 > > I'm also guessing that the smaller size of the first file is because yo= ur > > monitor's EDID is of an earlier version, e.g. EDID-v1.1 or some such, > > which used to only contain a 128-byte data structure. I seem to recall > > that very early EDID versions didn't even contain colospace and Gamma > > data, but may be wrong. >=20 > I've just visited the Taxi site you mentioned to see what's there for my > monitor. Nothing! So I tried uploading my ColorHug data. The page asked f= or > a metadata file and a profile data file, from which I supposed that my > smaller file is metadata about the content of the larger one. But when I > tried to upload the two files on that assumption I got a server error. > Same when I tried them the other way round. >=20 > Looking at the larger file with less, I find eight lines of binary data at > the head followed by 400-odd lines of legible textual data. Interesting > stuff, though of course I don't know what to do with it myself. >=20 > > These are [Mick's] sizes : > >=20 > > ls -n ~/.local/share/color/icc/devices/Display/ > > total 800 > > -rw-r--r-- 1 1001 1001 1944 Sep 18 18:16 ACI ASUS VS239 > > EALMTF200702_edid.icc > > -rw-r--r-- 1 1001 1001 2016 Sep 18 18:16 Dell Computer DELL ST2320L > > MP82K0712EJL_edid.icc > > -rw-r--r-- 1 1001 1001 20884 Sep 18 19:01 P2311H 2012-06-20 2.2 MQ-HQ > > 3xCurve+MTX.icc > > -rw-r--r-- 1 1001 1001 783804 Sep 18 19:02 PA248 2015-04-18 S >=20 > XYZLUT+MTX.icc >=20 > > The first two are from the monitors' EDID content, the latter are the > > profiles I downloaded from the Taxi DB. Some of these contributors' > > profiles were created with spyder or other expensive colorimeters, so I > > am surmising that they capture more data points and contain more > > information, than the manufacturers EDID which is primarily contains > > other than colorspace and Gamma data. >=20 > Lucky you! As I said, my monitor hasn't made it into the database yet. And > it seems I can't contribute to it either. Contributing is more involved than simply downloading a profile. I think y= ou=20 have to use the TaxiDB API: http://sourceforge.net/p/openicc/taxi/ci/master/tree/docs/api_doc.txt I you are interested then you can contact the OpenICC project to ask for=20 details: http://www.freedesktop.org/wiki/OpenIcc/ =2D-=20 Regards, Mick --nextPart2350546.1acPhSNWFX Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAABCAAGBQJWB9TDAAoJELAdA+zwE4YeeA4IAK9wI7aFzgU6qxE5caIQqWd9 Arz5S3tHnAHfKPL1Xi94pjE6FupEk46vhguxdNXAkiMN1lcXTp9g0h6Srt0T9k4q eiOsmnramFswruNCU4J1ufc2bp/Q4e1m56OWWXqJcCgNnGEYCVwI6/HlGX1mK9D9 LMwZV+O6TdnR4UXSYQdnLdW3X8krHqF3eHuFxhcDOMpszrkvPJbMCcPh/QmMOMKb k2Jo6hcvigFbkoMQcBvwo2bXaFTLXrYQ8qnQ8ZmLUkhb0p50HonKrod8QuRxwtPQ CQRv3B67qud79QQjT4zxLZmyNtptZ9uOhCOaR4K8pw5fv+MLVmqvu1PaatM5Ses= =M4Cf -----END PGP SIGNATURE----- --nextPart2350546.1acPhSNWFX--