Hello,
can you have a look at this test code and see if the fix works for you?
I had to call SetParameterUserValue method for extractroi to work.
ExtractROI.SetParameterUserValue("sizex", True)
https://github.com/orfeotoolbox/OTB/blob/master/Modules/Wrappers/SWIG/test/python/PythonNumpyTest.py#L24
On Friday, October 7, 2016 at 10:00:14 AM UTC+2, Cécile Cazals wrote:
>
> Hello,
>
> I am trying to use OTB with Python, beginning by a simple image subset
> using ExtractROI.
>
> The following command line works fine :
> otbcli_ExtractROI -in s1_vv.tif -mode fit -mode.fit.ref emprise.tif -out
> s1_vv_Extract.tif
>
> The following python code works fine :
> import otbApplication
> ExtractROI = otbApplication.Registry.CreateApplication("ExtractROI")
> ExtractROI.SetParameterString("in",'s1_vv.tif')
> ExtractROI.SetParameterString("startx",'820')
> ExtractROI.SetParameterString("starty",'500')
> ExtractROI.SetParameterString("sizex",'308')
> ExtractROI.SetParameterString("sizey",'444')
> ExtractROI.SetParameterString("out", "s1_vv_Extract.tif")
> ExtractROI.ExecuteAndWriteOutput()
>
> But the following python code returns "Erreur de segmentation (core
> dumped)"
> import otbApplication
> ExtractROI = otbApplication.Registry.CreateApplication("ExtractROI")
> ExtractROI.SetParameterString("in",'s1_vv.tif')
> ExtractROI.SetParameterString("mode",'fit')
> ExtractROI.SetParameterString("mode.fit.ref",'emprise.tif')
> ExtractROI.SetParameterString("out", "s1_vv_Extract.tif")
> ExtractROI.ExecuteAndWriteOutput()
>
> I can't understand what is happening... It seams that all functions using
> parameters with '.' like 'io.in' does the same.
> You will find attached the images used.
>
> Many thanks in advanced for any advice !
>
> Cécile
>
>
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