We added support for nodata in GeoTools 14.x, but only if JAI-EXT is enabled, which happens when the org.geotools.coverage.jaiext.enabled system variable is set to true
Cheers Andrea On Thu, Oct 1, 2015 at 10:58 PM, Gabriella Turek <gabriella.tu...@niwa.co.nz > wrote: > No, it seems to work OK, except for the fact that it does not take into > account the NO_DATA value, so I have to make sure I subtract that from the > min in cases where there is such a value prescribed. > Gaby > > Dr Gabriella Turek Senior Software Engineer > +64-4-386-0819 | 301 Evans Bay Parade, Greta Point, Wellington | > www.niwa.co.nz [image: NIWA] <http://www.niwa.co.nz> To ensure compliance > with legal requirements and to maintain cyber security standards, NIWA's IT > systems are subject to ongoing monitoring, activity logging and auditing. > This monitoring and auditing service may be provided by third parties. Such > third parties can access information transmitted to, processed by and > stored on NIWA's IT systems. > From: <andrea.a...@gmail.com> on behalf of Andrea Aime < > andrea.a...@geo-solutions.it> > Date: Friday, 2 October 2015 09:52 > To: Gabriella Turek <gabriella.tu...@niwa.co.nz> > Subject: Re: [Geotools-gt2-users] ESRIArcGrid grid coverage questions > > On Thu, Oct 1, 2015 at 10:29 PM, Gabriella Turek < > gabriella.tu...@niwa.co.nz> wrote: > >> Ah, that’s great thanx! Just for me to understand how that is done, does >> it involve zonal stats? >> > > Uh no, it does not, it just merely scans every pixel and reports min and > max. > Zonal stats is more complex, if that's what you need, then you should look > into a different operator, see this > test as an example of using it: > > > https://github.com/geotools/geotools/blob/master/modules/library/coverage/src/test/java/org/geotools/coverage/processing/ZonalStatisticsTest.java > > Cheers > Andrea > > > -- > == > GeoServer Professional Services from the experts! Visit > http://goo.gl/it488V for more information. > == > > Ing. Andrea Aime > @geowolf > Technical Lead > > GeoSolutions S.A.S. > Via Poggio alle Viti 1187 > 55054 Massarosa (LU) > Italy > phone: +39 0584 962313 > fax: +39 0584 1660272 > mob: +39 339 8844549 > > http://www.geo-solutions.it > http://twitter.com/geosolutions_it > > *AVVERTENZE AI SENSI DEL D.Lgs. 196/2003* > > Le informazioni contenute in questo messaggio di posta elettronica e/o > nel/i file/s allegato/i sono da considerarsi strettamente riservate. Il > loro utilizzo è consentito esclusivamente al destinatario del messaggio, > per le finalità indicate nel messaggio stesso. Qualora riceviate questo > messaggio senza esserne il destinatario, Vi preghiamo cortesemente di > darcene notizia via e-mail e di procedere alla distruzione del messaggio > stesso, cancellandolo dal Vostro sistema. Conservare il messaggio stesso, > divulgarlo anche in parte, distribuirlo ad altri soggetti, copiarlo, od > utilizzarlo per finalità diverse, costituisce comportamento contrario ai > principi dettati dal D.Lgs. 196/2003. > > > > The information in this message and/or attachments, is intended solely for > the attention and use of the named addressee(s) and may be confidential or > proprietary in nature or covered by the provisions of privacy act > (Legislative Decree June, 30 2003, no.196 - Italy's New Data Protection > Code).Any use not in accord with its purpose, any disclosure, reproduction, > copying, distribution, or either dissemination, either whole or partial, is > strictly forbidden except previous formal approval of the named > addressee(s). If you are not the intended recipient, please contact > immediately the sender by telephone, fax or e-mail and delete the > information in this message that has been received in error. The sender > does not give any warranty or accept liability as the content, accuracy or > completeness of sent messages and accepts no responsibility for changes > made after they were sent or for other risks which arise as a result of > e-mail transmission, viruses, etc. > > ------------------------------------------------------- > > > > > > > -- == GeoServer Professional Services from the experts! Visit http://goo.gl/it488V for more information. == Ing. Andrea Aime @geowolf Technical Lead GeoSolutions S.A.S. Via Poggio alle Viti 1187 55054 Massarosa (LU) Italy phone: +39 0584 962313 fax: +39 0584 1660272 mob: +39 339 8844549 http://www.geo-solutions.it http://twitter.com/geosolutions_it *AVVERTENZE AI SENSI DEL D.Lgs. 196/2003* Le informazioni contenute in questo messaggio di posta elettronica e/o nel/i file/s allegato/i sono da considerarsi strettamente riservate. Il loro utilizzo è consentito esclusivamente al destinatario del messaggio, per le finalità indicate nel messaggio stesso. Qualora riceviate questo messaggio senza esserne il destinatario, Vi preghiamo cortesemente di darcene notizia via e-mail e di procedere alla distruzione del messaggio stesso, cancellandolo dal Vostro sistema. Conservare il messaggio stesso, divulgarlo anche in parte, distribuirlo ad altri soggetti, copiarlo, od utilizzarlo per finalità diverse, costituisce comportamento contrario ai principi dettati dal D.Lgs. 196/2003. The information in this message and/or attachments, is intended solely for the attention and use of the named addressee(s) and may be confidential or proprietary in nature or covered by the provisions of privacy act (Legislative Decree June, 30 2003, no.196 - Italy's New Data Protection Code).Any use not in accord with its purpose, any disclosure, reproduction, copying, distribution, or either dissemination, either whole or partial, is strictly forbidden except previous formal approval of the named addressee(s). If you are not the intended recipient, please contact immediately the sender by telephone, fax or e-mail and delete the information in this message that has been received in error. The sender does not give any warranty or accept liability as the content, accuracy or completeness of sent messages and accepts no responsibility for changes made after they were sent or for other risks which arise as a result of e-mail transmission, viruses, etc. -------------------------------------------------------
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