David, have you tried to transform the data to the X/Y projection as a separate process either before or after changing the format? I'm having issues getting QGIS installed here so I can't run through the process and tell you how.
matt On Mon, Sep 18, 2017 at 11:58 AM, David Reid <[email protected]> wrote: > Thanks Matt + other respondents to my question. > > > > I should have been more specific - The raster image/data I am trying to > export is a DEM which I would like to transfer to a 3D modelling system. > > > > Using the raster/conversion/translate menu I have managed to get most of > the way, using the ASCII gridded XYZ format output. This produces a text > file with XY coordinates and the elevation Z. > > > > BUT I would like the X and Y in planar grid coordinates (metres). I have > selected a plane grid projection as the “target SRS” but it still produces > X and Y as lat/long coordinates. > > > > Any suggestions about what I am doing wrong? > > > > Cheers > > > > David Reid > > > > > > > > > > > > > > > > *From:* Matt Boyd [mailto:[email protected]] > *Sent:* Friday, 15 September 2017 3:28 PM > *To:* David Reid <[email protected]> > *Cc:* qgis-user <[email protected]> > *Subject:* Re: [Qgis-user] Exporting Raster layer to text file > > > > David, > > also you may find that even though you select a different format it only > saves as a tiff. If you look at the box that states the command line > gdaltranslate is using, the -o flag is the output format. You can check the > box next to the command line and change that manually if it doesn't change > to tiff automatically. Think it's a bug. the output format options can be > googled "-o zmap" works. > > > > On Fri, Sep 15, 2017 at 5:24 PM, Matt Boyd <[email protected]> wrote: > > Hi David, > > rasters come in a few different flavours. > > RGB/greyscale photographic type images such as an aerial photograph or a > georeferenced scan of a map are one. There's not a lot of point exporting > those as text. > > > > There are also Raster images where the RGB / black bands represent a > frequency or attribute from a satellite or remote sensing instrument, you > might want to convert those to a different format to use in a different > package or just select a single band to work on. > > > > Single band raster such as grids or DEMS are another type of raster. > > > > The last 2 types above can be saved in alternate formats under the > "convert format" option in the raster dropdown options somewhere, can't > remember the exact name. > > > > I usually do this with grids / single band rasters. the command line > option is gdaltranslate. "save as" doesn't work the same way it does as > with vector data. > > > > I don't have QGIS open at the so I can't recommend a format but I think > CSV is one of them. > > > > Good luck > > Matt > > > > > > On Wed, Sep 13, 2017 at 3:45 PM, David Reid <[email protected]> > wrote: > > Hello qgis users, > > > > I am very new to qgis and would like information on how to export raster > data as a text file. > > > > Cheers > > > > David Reid > > > > > > > > _______________________________________________ > Qgis-user mailing list > [email protected] > List info: https://lists.osgeo.org/mailman/listinfo/qgis-user > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user > > > > >
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