I’ve notices strange performance drop in ResampleImageFilter.
Here is my logs from ITK 4.12.2, 25 Oct 2017 on the same machine same compiler etc.
ResampleImageFilter ; 3 ; 512x512x256 ; 79.6922 sec
ResampleImageFilter ; 3 ; 512x512x256 ; 131.241 sec
Interpolator : BSplineInterpolateImageFunction, Transform : CompositeTransform [TranslationTransform, TranslationTransform, BSplineTransform, BSplineTransform, BSplineTransform]
Almost twice performance drop for for all other interpolation and transform combination as well.
More detailed log could be found in CPUGPULog-10-25-17-GPU-GeForce-GTX-980-Ti.txt of the
Regards, Denis P. Shamonin