Re: [gdal-dev] RFC 61: Call for vote on adoption

2016-02-07 Thread Ari Jolma
06.02.2016, 18:00, Sean Gillies kirjoitti: Can you explain more in detail about the backwards incompatibilities and how to soften them? What's going to break and what are the specific options? Hi Sean, In the C++ and C API there are no backwards incompatibilities but the get/setCoordinate

Re: [gdal-dev] pdf file - raster and vector differences

2016-02-07 Thread Piotr Pachół
Hello, Some types of vector pdf files are not recognizeable by ogrinfo command. For instance pdf made by Acrobat Distiller. For example file: https://en.wikipedia.org/wiki/File:APISmap1.pdf So is it possible by means of gdal tools to recognize that pdf like that is vectorial ? Regards, Piotr

Re: [gdal-dev] What does "per dataset alpha" mean?

2016-02-07 Thread Even Rouault
Andrea, This relates to https://trac.osgeo.org/gdal/wiki/rfc15_nodatabitmask . Basically in the GDAL abstraction, each band can have its (possibly own dedicated) mask band. The flag "PER_DATASET ALPHA" means that the mask band is in fact shared by all bands, and it is an alpha band (some format

Re: [gdal-dev] Change resolution tiff image

2016-02-07 Thread Even Rouault
Le vendredi 05 février 2016 20:02:07, Paulo Pires a écrit : > Hello, > > I tried to change resolution (dpi) from a raster cmyk file without soccess > > Is it possible? Change for example 508 to 254 dpi and mantein cmyk mode Paulo, Yes, with something like : gdal_translate GTIFF_RAW:in.tif out.

Re: [gdal-dev] fail to building GDAL in AIX 7.1

2016-02-07 Thread Even Rouault
Le vendredi 05 février 2016 20:24:06, Ivan Lucena a écrit : > I am getting this error: > > > /usr/local/remote/packages/gcc_remote/4.2.1/bin/../lib/gcc/powerpc-ibm-aix5 > .2.0.0/4.2.1/../../../../include/c++/4.2.1/cmath:447: error: 'long double > std::tanh(long double)' conflicts with previous us