Re: Re: [gdal-dev] GDALWarpOperation::WarpRegionToBuffer() doesn't write in my buffer

2010-11-22 Thread bosow
No problem. I have re-uploaded a new version: http://bosow.free.fr/bundle.rar I compiled it and the same error occurs: ch2d (float* buffer) remains unchanged after WarpRegionToBuffer() call. Thanks for your help. Sincerely yours, -- Matthieu Castanier

Re: Re: [gdal-dev] GDALWarpOperation::WarpRegionToBuffer() doesn't write in my buffer

2010-11-22 Thread bosow
Thanks for your answer Frank. I've stepped through the code (GDALWarpOperation and GDALWarpKernel) but can't find the origin of the mistake... So I've made a small package : http://bosow.free.fr/bundle.rar There might be small mistakes since I replaced my QStrings with char* so that you can compi

[gdal-dev] GDALWarpOperation::WarpRegionToBuffer() doesn't write in my buffer

2010-11-19 Thread bosow
Hi, I am trying to write a program which is supposed to read geotif files, extract the values I need, then export them in a homemade format. As my geotif files are on several different UTM zones, I have to change projections so that all the files I open have the same projection as the "main tile