Re: [gdal-dev] vsicurl configuration design decisions

2017-10-09 Thread Frank Warmerdam
Sean, The obvious answer is that interfaces that are organized around the dataset name do not make it easy to transport other parameters in a way that is specific to one dataset. While I worry a bit about complex dataset syntaxes I do think there is a power to embedding these options in the datas

[gdal-dev] vsicurl configuration design decisions

2017-10-09 Thread Sean Gillies
Hi all, It's written in http://gdal.org/gdal_virtual_file_systems.html#gdal_virtual_file_systems_vsicurl : > Starting with GDAL 2.3, options can be passed in the filename with the following syntax: /vsicurl/option1=val1[,optionN=valN]*,url=http://... I'd like to discuss the design decisions that

Re: [gdal-dev] GDAL Cubic Interpolation

2017-10-09 Thread Joaquim Luis
Alternatively, use GMT's grdsample with -fg option to force the knowledge (if it's not already in the file) that the Earth is round. http://gmt.soest.hawaii.edu/doc/5.4.2/grdsample.html Harvey, I subsampled a GLOBE image of elevation data by a subsampling factor of 12 to a resol

Re: [gdal-dev] GDAL Cubic Interpolation

2017-10-09 Thread Even Rouault
Harvey, > > I subsampled a GLOBE image of elevation data by a subsampling factor of 12 > to a resolution of 0.1 deg x 0.1 deg on integer multiples of 0.1 deg. The > original GLOBE image is: Latitude from +90-1/240 deg to -90+1/240 deg in > 1/120 deg steps, and Longitude from -180+1/240 deg to +18

[gdal-dev] GDAL Cubic Interpolation

2017-10-09 Thread Harvey Berger
Hi, I subsampled a GLOBE image of elevation data by a subsampling factor of 12 to a resolution of 0.1 deg x 0.1 deg on integer multiples of 0.1 deg. The original GLOBE image is: Latitude from +90-1/240 deg to -90+1/240 deg in 1/120 deg steps, and Longitude from -180+1/240 deg to +180-1/240 deg in