From dev-return-5086-archive-asf-public=cust-asf.ponee.io@taverna.incubator.apache.org Thu Sep 6 18:25:36 2018 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx-eu-01.ponee.io (Postfix) with SMTP id 4916F180668 for ; Thu, 6 Sep 2018 18:25:36 +0200 (CEST) Received: (qmail 89422 invoked by uid 500); 6 Sep 2018 16:25:35 -0000 Mailing-List: contact dev-help@taverna.incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@taverna.incubator.apache.org Delivered-To: mailing list dev@taverna.incubator.apache.org Received: (qmail 89411 invoked by uid 99); 6 Sep 2018 16:25:34 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd4-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 06 Sep 2018 16:25:34 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd4-us-west.apache.org (ASF Mail Server at spamd4-us-west.apache.org) with ESMTP id 5AACAC1E77 for ; Thu, 6 Sep 2018 16:25:34 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd4-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -2.301 X-Spam-Level: X-Spam-Status: No, score=-2.301 tagged_above=-999 required=6.31 tests=[RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd4-us-west.apache.org [10.40.0.11]) (amavisd-new, port 10024) with ESMTP id fnpG0KSCP2cn for ; Thu, 6 Sep 2018 16:25:33 +0000 (UTC) Received: from serenity.mcc.ac.uk (serenity.mcc.ac.uk [130.88.200.93]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTPS id 264B55F382 for ; Thu, 6 Sep 2018 16:25:33 +0000 (UTC) Received: from asmtp1.its.manchester.ac.uk ([130.88.13.149]) by serenity.mcc.ac.uk with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1 (FreeBSD)) (envelope-from ) id 1fxx5y-000K3L-3E for dev@taverna.incubator.apache.org; Thu, 06 Sep 2018 17:25:26 +0100 Received: from [10.247.160.30] (port=56774) by asmtp1.its.manchester.ac.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES128-GCM-SHA256:128) (Exim 4.90_1) (envelope-from ) id 1fxx5y-0002iS-12 for dev@taverna.incubator.apache.org; Thu, 06 Sep 2018 17:25:26 +0100 From: Stuart Owen Subject: Taverna logo as SVG? To: dev@taverna.incubator.apache.org References: <20180905120739.GB11425@biggie> Openpgp: preference=signencrypt Autocrypt: addr=stuart.owen@manchester.ac.uk; prefer-encrypt=mutual; keydata= xsBNBFpgoLABCACrVTlf+qhdDPOlwLXOU7Nc/A4ZVo0aDc8ftO2rd4SQPTOsQBsVZfaOcHql vp2lo050tfadroHlNsihpZaUDF23RwzERAheeTDJRLBkSF9r0wL60laBznmiamQnreQygyVB IVPHtEMdNobXT4p7XnflazfKMZD7ascWRETJuhz+Hlq1MFxN797v708qNrhBy+FaZQ0st2M3 qp3PPmjcxBjiG+iAlunAKlNhxNzilkYFWoIfs1OVJqzX6vE23Oo9Nc0CqQA3fePaXHdoLqnf h8j72Gk8G2ZdkGE9f1D5cAppic4TETl2glGUf2s9qYbf0OiYgLBzTUqzGlFCWeG2mWxXABEB AAHNKlN0dWFydCBPd2VuIDxzdHVhcnQub3dlbkBtYW5jaGVzdGVyLmFjLnVrPsLAewQTAQIA JQIbAwYLCQgHAwIGFQgCCQoLBBYCAwECHgECF4AFAlqDBdYCGQEACgkQh2tSfzloTTttDQf/ a9avJfeh2O1GamBr3cRckw4gTA9LNa9oxRJn2IGEUKFR1yyO6E7OJcqVYpgQyMvnUiPub9SD sCrvq3u3hWiB2PwuDspYv2LiLpKZafShR91FxTfDodS/0w4BUPvwVPBj1QGCM92+NEjClY3v 7n/X7sOX0TNmZxMuiKttDWbYX8vuX8jrKWRWlJia5nh3a1TjK637TECOGGsnI+FMlRvVfN9P 5i75PdIFC4btUzdGq52kNb1i8CxIpXsbD0ZgZGPkm31wLeFdlHKR35/bnowozn72raJUl6OA kJnRZHKWF/WDnt0KWCNhndag3qLvPymTTcH6yktcig0lr6UVfZYy9M7ATQRaYKCwAQgAoYAk NpcmXLFY9IhE/FBBBSGws2zDiO6iCgFU9U3/GqLldXbvh3tukztkBO1wTP7GS0E6wzIGr7aV PENbExCeNav92iik+CYc0ehyFgPG8tvFow9mDVdcz/9u28FypTtZfICaVZjstOwpIIGqcfZW jzFgfiBSAdmPGE20k1o731LUUcoOF2+JcypaMbk4T3hu9X5Rjn9ER69b194UGV7IIHBt1F1l BFZZX/fplc3ANsQ4K83uMhQlbVcRgwUmODaphUG4wUsy3427Yj9Ca4i9pfLOdCF8k+KNhZ1K 0gpWVfTGEeXW15vpZGAhgqpEq+57zmV9IsPP2aT8PX8WRbAv4wARAQABwsBeBBgBAgAJBQJa YKCwAhsMAAoJEIdrUn85aE07L6cH+IPInQQuSUMwBYOUFJ8pnyEMLa+S28YpfwGdqCmUnjug fvP+UvzgdHhP2IAHN4UzzqQJvmfthzeWX/X96qJMUhGW/Ahzmi8G8UgrR3QU7TavMGLT74ER yYcXWxYv+OEBlq9vEhzgtaPWVeNjxIk3+V1IVUvHhczuvKzJdMMjUr0+Mi/JnRx8528St2HE bdJQwfIyVJlSkdbQiMwMqm44alyA9CG/7DD9ZGwIpbG8dnfb0IqZnpIfUtzy8HpiA9kOjOGd TpjMc/H5bbzmNCfr6gvLbykqL1p8h6lnWOmKpalXY20Qmm4DHiAimq2fZ1zIdZApATFoUf1S qqGgKMs44g== Message-ID: <68d72d91-52a4-6a1f-4a0e-de978bdefa6e@manchester.ac.uk> Date: Thu, 6 Sep 2018 17:25:25 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20180905120739.GB11425@biggie> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Authenticated-Sender: Stuart Owen from ([10.247.160.30]) [10.247.160.30]:56774 X-Authenticated-From: Stuart.Owen@manchester.ac.uk I have copies in my email archives as 480x480: https://www.dropbox.com/s/s47txe4qnpfvi60/taverna-wheel-large.png?dl=0 and also as EPS (Illustrator) format: https://www.dropbox.com/s/6lu842ighnj92lr/taverna-wheel.eps?dl=0. I think the EPS should be a scalable vector format. regards, Stuart. On 05/09/18 12:07, Stian Soiland-Reyes wrote: > Hi, > > The ASF Community folks were asking for SVG or high-res versions of > product logos, and I realized Taverna didn't really have one, as we only > have a 256x256 PNG: > > https://taverna.incubator.apache.org/img/taverna-logo-256x256.png > > For years I have been looking for the original vector version of our > logo, but this is the best I've found so far. Anyone else have > something in their email archives..? > > > A bitmap format like PNG is bad because it can't scale well with web > pages, particularly relevant for mobile/tablet phones or if scaled up on > a poster printout. A vector format like SVG should be preferable and is > now supported in all major browsers. > > > Now I had a quick trace of the png in Inkscape and managed to come up with: > > http://taverna.staging.apache.org/img/apache-taverna-logo.svg > > > Comments? > > > Vectorizing by tracing the bitmap is a bit of cheating, so you will > notice this file is actually larger in file size (216 kB) than the PNG > (72 kB). This is basically the coastline measuring paradox. If I click > "Simplify" in Inkscape I can reduce the details to a managable 32 kB, > but then the cogs turn into wobbly circles! > > > Here you can see what the svg might look like used in larger size: > > http://taverna.staging.apache.org/ > > > Try zooming in on a high-res tablet or screen to check the details. > > For comparison if we use the old PNG: > > http://taverna.staging.apache.org/tmp/logo-png.html > > or even a PNG (56 kB) exported from the new SVG > > http://taverna.staging.apache.org/tmp/logo-png2.html > > .. then we see a clear difference in the SVG. For the logo in the top > corner there is practically no visual difference as it's so tiny. > > > Comparing the SVG with the original PNG will show information lost in > the trace, e.g. the inner edges of the cog. > > An alternative might be to try to recreate some cogs in Inkscape or > Adobe Illustrator, this should bring back the details and probably > shrink the SVG size. But that would take more time... any volunteers? > > > I've updated the banner which should then be better for print: > http://taverna.staging.apache.org/img/apache-taverna-banner.svg > > I've not played with removing the gradient to a single-color, that can > reduce file size, but makes it harder to pick the right orange.. > > > What do you think? Just keep the SVG as a side-resource for anyone > interested? >