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Commit 39ed906c authored by Davis King's avatar Davis King
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Made resize_image() overload a little more robust.

parent c07f4e55
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dlib/image_transforms/interpolation.h
View file @ 39ed906c
...@@ -537,6 +537,7 @@ namespace dlib ...@@ -537,6 +537,7 @@ namespace dlib
); );
typedef typename image_type1::type T; typedef typename image_type1::type T;
typedef typename image_type2::type U;
const double x_scale = (in_img.nc()-1)/(double)std::max<long>((out_img.nc()-1),1); const double x_scale = (in_img.nc()-1)/(double)std::max<long>((out_img.nc()-1),1);
const double y_scale = (in_img.nr()-1)/(double)std::max<long>((out_img.nr()-1),1); const double y_scale = (in_img.nr()-1)/(double)std::max<long>((out_img.nr()-1),1);
double y = -y_scale; double y = -y_scale;
...@@ -547,7 +548,7 @@ namespace dlib ...@@ -547,7 +548,7 @@ namespace dlib
const long bottom = std::min(top+1, in_img.nr()-1); const long bottom = std::min(top+1, in_img.nr()-1);
const double tb_frac = y - top; const double tb_frac = y - top;
double x = -x_scale; double x = -x_scale;
if (!pixel_traits<T>::rgb) if (!pixel_traits<U>::rgb)
{ {
for (long c = 0; c < out_img.nc(); ++c) for (long c = 0; c < out_img.nc(); ++c)
{ {
......
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