Re: [gdal-dev] GDALSuggestedWarpOutput() problem

2014-12-11 Thread Joe Marrero
Thank you for your response Even. Unfortunately when I split the chart down the 180 degree longitude line, GDALSuggestedWarpOutput() still produces smaller chart dimensions than the dimensions of the inputs. I think this would rule out any wrapping problem because the split pieces exhibited the s

Re: [gdal-dev] GDALSuggestedWarpOutput() problem

2014-12-10 Thread Even Rouault
"joem", It seems that your input dataset is very close to the dateline, and very likely crossing it. I'm not that surprised that GDALSuggestedWarpOutput() has issues at that discontinuity. But I think it might have indeed operated correctly. If the extent of the dataset crosses the dateline the

[gdal-dev] GDALSuggestedWarpOutput() problem

2014-12-09 Thread joem
Hey everyone, I am working on a tool to project FAA charts from Lambert Conformal Conic to Web Mercator (EPSG 900913). It seems to be producing correct output except for a FAA chart of the East Aleutian Islands.When I traced the problem in my code, it appears that GDALSuggestedWarpOutput() i