[gdal-dev] gdal_merge / negative size

2010-11-01 Thread Ghislain Picard
Hi All, I have an image having y-coordinate increasing in the downward direction. To display the image, the pixel size is -1000 on the y-axis (see ENVI header file below). This works perfectly except in gdal_merge when use to clip the raster (using QGis GdalTools(s plugin for instance). For

[gdal-dev] gdalwrap and crossing 180W/180E

2010-10-04 Thread Ghislain Picard
wide although the original data was with a resolution of 1/3 degree... surprising. Is it a bug ? or something wrong with my gdal commands ? Cheers, Ghislain -- Ghislain Picard Laboratoire de Glaciologie et Géophysique de l'Environnement 54 rue Molière - Domaine Universitaire - BP 96 38402