From 7d7a619832ca0270f1fadf38ce130a0c06abb743 Mon Sep 17 00:00:00 2001
From: Guillaume Pasero <guillaume.pasero@c-s.fr>
Date: Mon, 21 Nov 2016 15:59:43 +0100
Subject: [PATCH] BUG: fake zero padding
---
.../include/otbOverlapSaveConvolutionImageFilter.txx | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Modules/Filtering/Convolution/include/otbOverlapSaveConvolutionImageFilter.txx b/Modules/Filtering/Convolution/include/otbOverlapSaveConvolutionImageFilter.txx
index 8b3126aa4a..37355308e6 100644
--- a/Modules/Filtering/Convolution/include/otbOverlapSaveConvolutionImageFilter.txx
+++ b/Modules/Filtering/Convolution/include/otbOverlapSaveConvolutionImageFilter.txx
@@ -186,6 +186,9 @@ OverlapSaveConvolutionImageFilter<TInputImage, TOutputImage, TBoundaryCondition>
unsigned int leftskip = static_cast<unsigned int>(std::max(0L, inputIndex[0] - pieceIndex[0]));
unsigned int topskip = pieceSize[0] * static_cast<unsigned int>(std::max(0L, inputIndex[1] - pieceIndex[1]));
+ // zero filling
+ memset(inputPiece,0,pieceNbOfPixel * sizeof(InputPixelType));
+
// Filling the buffer with image values
for (l = 0; l < inputSize[1]; ++l)
{
@@ -205,6 +208,9 @@ OverlapSaveConvolutionImageFilter<TInputImage, TOutputImage, TBoundaryCondition>
filterPieceFFT,
FFTW_MEASURE);
+ // zero filling
+ memset(resampledFilterPiece,0,pieceNbOfPixel * sizeof(InputPixelType));
+
k = 0;
// Filling the buffer with filter values
for (j = 0; j < sizeOfFilter[1]; ++j)
--
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