Re: [gdal-dev] Interpolation questions

2017-03-29 Thread Even Rouault
On mercredi 29 mars 2017 10:07:07 CEST Daniele Romagnoli wrote: > Hi, > While investigating on some rendering issues we have with java JAI based > operations involving interpolations, I have found the topic of bicubic > interpolation introducing values outside of the input dynamic, as well as > neg

Re: [gdal-dev] Interpolation questions

2017-03-29 Thread SIMON Nicolas
...@lists.osgeo.org] De la part de Daniele Romagnoli Envoyé : mercredi 29 mars 2017 10:07 À : gdal-dev@lists.osgeo.org Objet : [gdal-dev] Interpolation questions Hi, While investigating on some rendering issues we have with java JAI based operations involving interpolations, I have found the topic of bicubic

[gdal-dev] Interpolation questions

2017-03-29 Thread Daniele Romagnoli
Hi, While investigating on some rendering issues we have with java JAI based operations involving interpolations, I have found the topic of bicubic interpolation introducing values outside of the input dynamic, as well as negative values and overshooting. The problem we had was with a grayscale Ge