[gdal-dev] Combining multiple rasters using GDAL Warp API

Damian Dixon damian.dixon at gmail.com
Mon Jul 25 08:39:31 PDT 2016


Hi Daniele,

VRT looks a possibility. The VRT format tutorial shows how to do this
programatically:

http://www.gdal.org/gdal_vrttut.html#gdal_vrttut_creation



Thanks
Damian

On 25 July 2016 at 16:28, Daniele Romagnoli <
daniele.romagnoli at geo-solutions.it> wrote:

> Hi Damian,
> I'm probably going off-topic but, did you consider setting up an
> intermediate VRT built on top of your sources?
>
> Cheers,
> Daniele
>
> On Mon, Jul 25, 2016 at 4:53 PM, Damian Dixon <damian.dixon at gmail.com>
> wrote:
>
>> Hi,
>>
>> I would like to combine multiple adjacent or overlapping rasters.
>>
>> They will all be in the same projection, image format and the output
>> projection will be the same as the source data.
>>
>> I believe that this is possible using the command line utility gdalwarp
>> as it can take multiple source files.
>>
>> I am wondering how to do this through the GDAL Warp API as you can only
>> specify a single source file:
>>
>> psWarpOptions->hSrcDS
>> <http://www.gdal.org/structGDALWarpOptions.html#a65f68e1cf7ca641c5d0a93762d0416d5>
>> = hSrcDS;
>>
>>
>> according to the tutorial.
>>
>>
>> Any hints or suggestions on how to pass multiple files to the Warp API
>> would be very helpful.
>>
>> Thanks
>> Damian
>>
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>>
>
>
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