Re: [gdal-dev] [Proj] Pixel Shifts When Warping

2015-05-18 Thread Markus Neteler
On Sun, May 17, 2015 at 1:32 PM, Even Rouault even.roua...@spatialys.com wrote: Le dimanche 17 mai 2015 12:54:44, Markus Neteler a écrit : On Sun, May 17, 2015 at 6:44 AM, Yuta Sato yutaxs...@gmail.com wrote: Dear GDAL and Proj Developers and Users: I am really frustrated when the MODIS

Re: [gdal-dev] [Proj] Pixel Shifts When Warping

2015-05-18 Thread Yuta Sato
Dear all: Thanks for sharing your ideas and experiences. As I mentioned in my question, it seems that MRT result is shifting right while the GDAL warp result is correct. Do you agree? The exact upper left corner of the original HDF-EOS file is exactly as the GDAL warpped result. The HDF file

Re: [gdal-dev] [Proj] Pixel Shifts When Warping

2015-05-18 Thread Roger André
The GDAL data model does specifically call out the top-left corner of the top-left pixel as the origin. Not sure if that's helpful, but I remember having to look this up before. http://www.gdal.org/gdal_datamodel.html On Mon, May 18, 2015 at 8:31 AM, Yuta Sato yutaxs...@gmail.com wrote: Dear

Re: [gdal-dev] [Proj] Pixel Shifts When Warping

2015-05-17 Thread Even Rouault
Le dimanche 17 mai 2015 12:54:44, Markus Neteler a écrit : On Sun, May 17, 2015 at 6:44 AM, Yuta Sato yutaxs...@gmail.com wrote: Dear GDAL and Proj Developers and Users: I am really frustrated when the MODIS HDF file converted into GeoTiff with GCS projection never match with the same

Re: [gdal-dev] [Proj] Pixel Shifts When Warping

2015-05-17 Thread Markus Neteler
On Sun, May 17, 2015 at 6:44 AM, Yuta Sato yutaxs...@gmail.com wrote: Dear GDAL and Proj Developers and Users: I am really frustrated when the MODIS HDF file converted into GeoTiff with GCS projection never match with the same MODIS file converted from MODIS Reprojection tool. We had this