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2

For that kind of dataset I would argue that would be un-wise and try to reproject-on-the-fly. It can be done with ST_Transform(rast), but if you want to go that road be sure to include spatial extents (rast type can be casted to geom type). As aerial images are mostly for viewing I would suggest to consider using an intermediate step by using a ...


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You can create an ESRI TIFF World file from the command line using the utility listgeo, part of the GeoTiff library. Use the option "-tfw". See the usage: listgeo Usage: listgeo [-d] [-tfw] [-proj4] [-no_norm] [-t tabledir] filename -d: report lat/long corners in decimal degrees instead of DMS. -tfw: Generate a .tfw (ESRI TIFF World) file for the target ...


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Because commas were in the numerals in the text file. Now I deleted the commas and it works!


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WGS84 is a geographic coordinate system* (ie spherical or ellipsoidal), which doesn't work very well for displaying images. Because images/rasters are typically based on square pixels, and the 'length' of a degree of longitude is greater at the equator than at the poles, there is significant distortion introduced in an image in a geographic display - more so ...


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I can answer my own question, because I found the solution. It is a known QGIS 2.8.1. bug that is going to be fixed with version 2.8.2. The problem is with rotational informations stored in the World File. The bug is causing the misreading of such informations. If you try to change rotational information in the World File to be zero (actually all the World ...



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