From f6119e774dc6d5087abbf9202bbd878c238501c5 Mon Sep 17 00:00:00 2001
From: Julien Michel <julien.michel@orfeo-toolbox.org>
Date: Thu, 12 Sep 2019 09:16:05 +0000
Subject: [PATCH] BUG: Fix bug #1963 by changing default requested region when
completely outside of input largest possible region
---
.../include/otbStreamingWarpImageFilter.hxx | 30 +++++++++++--------
1 file changed, 18 insertions(+), 12 deletions(-)
diff --git a/Modules/Core/Transform/include/otbStreamingWarpImageFilter.hxx b/Modules/Core/Transform/include/otbStreamingWarpImageFilter.hxx
index dcd43c075f..fffcf6346f 100644
--- a/Modules/Core/Transform/include/otbStreamingWarpImageFilter.hxx
+++ b/Modules/Core/Transform/include/otbStreamingWarpImageFilter.hxx
@@ -232,21 +232,27 @@ StreamingWarpImageFilter<TInputImage, TOutputImage, TDisplacementField>
}
else
{
+ // In this case we need to generate an empty region compatible
+ // with cropping by input largest possible region.
- inputFinalSize.Fill(0);
- inputRequestedRegion.SetSize(inputFinalSize);
- inputFinalIndex.Fill(0);
- inputRequestedRegion.SetIndex(inputFinalIndex);
- // store what we tried to request (prior to trying to crop)
- inputPtr->SetRequestedRegion(inputRequestedRegion);
+ for(auto dim = 0U; dim < InputImageType::ImageDimension; ++dim)
+ {
+ if(inputPtr->GetLargestPossibleRegion().GetSize()[dim]>1)
+ {
+ inputFinalIndex[dim] = inputPtr->GetLargestPossibleRegion().GetIndex()[dim]+1;
+ inputFinalSize[dim] = 0;
+ }
+ else
+ {
+ inputFinalIndex[dim] = inputPtr->GetLargestPossibleRegion().GetIndex()[dim];
+ inputFinalSize[dim] = inputPtr->GetLargestPossibleRegion().GetSize()[dim];
+ }
+ }
-// // build an exception
-// itk::InvalidRequestedRegionError e(__FILE__, __LINE__);
-// e.SetLocation(ITK_LOCATION);
-// e.SetDescription("Requested region is (at least partially) outside the largest possible region.");
-// e.SetDataObject(inputPtr);
-// throw e;
+ inputRequestedRegion.SetSize(inputFinalSize);
+ inputRequestedRegion.SetIndex(inputFinalIndex);
+ inputPtr->SetRequestedRegion(inputRequestedRegion);
}
}
--
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