Re: [gdal-dev] Potential issue with Sentinel-1 SAFE driver

2016-05-13 Thread Alessandro Amici
Even, furthermore subswaths typically have different pixel and line sizes. But the subswath level is easy bit of Sentinel-1 data, the real fun starts as you note that every individual tiff file is a collection of actual image segments (the bursts) interleaved with black stripes. The image segment

Re: [gdal-dev] Potential issue with Sentinel-1 SAFE driver

2016-05-13 Thread Even Rouault
> This is obviously wrong, since pixels in each swath correspond to > different observed ground points. In other word, there is no meaning in > stacking the response of pixel (0,0) of swath one with pixel (0,0) of > swath two, since they do not observe the same target landscape. > > I think the b

[gdal-dev] Potential issue with Sentinel-1 SAFE driver

2016-05-13 Thread Julien Michel
Dear all, I recently gave a try to the Sentinel-1 SAFE driver and I came accross something that to my opinion is conceptually wrong. A Sentinel 1 product consists in one or several tiff file along with their annotation files. Dependening on product level and acquisition mode, those tiff file

Re: [gdal-dev] Creating multiple zooms in MBTiles generation

2016-05-13 Thread Even Rouault
Le vendredi 13 mai 2016 14:24:38, Gane R a écrit : > Hi, > > I was working with gdal 2.1.0, I was trying to convert a geopackage raster > to mbtiles, I used GDALCreateCopy to convert the dataset to mbtiles. > > On http://www.gdal.org/frmt_mbtiles.html > > I saw an example to use gdal_translate a

[gdal-dev] Creating multiple zooms in MBTiles generation

2016-05-13 Thread Gane R
Hi, I was working with gdal 2.1.0, I was trying to convert a geopackage raster to mbtiles, I used GDALCreateCopy to convert the dataset to mbtiles. On http://www.gdal.org/frmt_mbtiles.html I saw an example to use gdal_translate and then to use gdaladdo to overviews Q1: I got only one level of z