[gdal-dev] Is GDALFPolygonize thread safe ?

Jeff Lacoste jefflacostegdal at gmail.com
Thu Mar 14 07:45:18 PDT 2013


Thanks Jeff.

Being not familiar with python, i'm not sure if it start a new process each
time or not and hence it would be hiding any non thread safety issues.

I would like to use the API function 'GDALFPolygonize' directly from within
one process (.exe).

Jeff


On Thu, Mar 14, 2013 at 9:11 AM, Jeff Lake <admin at michiganwxsystem.com>wrote:

>  I use GDALPolygonize.py to convert 8 in a row and have no problems
>
> -----------------------------------------------------
> -Jeff Lake K8JSL
> MichiganWxSystem.com
> AllisonHouse.com
> TheWeatherCenter.net
> GRLevelXStuff.com
>
> On 3/14/2013 8:46, Jeff Lacoste wrote:
>
> Hi,
>
>  'GDALFPolygonize' create polygons from a raster band into a vector file.
> Can this function called from multiple threads safely ?
>
>  For ex. I have 10 raster files and would like to fire 10 threads. Every
> thread opens a raster
> and call GDALFPolygonize to generate a vector file in MapInfo format.
>
>  Would this be concurrent safe ?
>
>  Thanks
>
>  Jeff
>
>
>
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