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fixed gpu::device::transform with non-aligned sources (Ticket #1567)

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This commit is contained in:
Vladislav Vinogradov 2012-01-27 13:10:30 +00:00
parent aba37e54b3
commit 3ec2f7f5f0
2 changed files with 10 additions and 2 deletions
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5
modules/gpu/src/opencv2/gpu/device/common.hpp
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@ -72,6 +72,11 @@ namespace cv { namespace gpu
{
return reinterpret_cast<size_t>(ptr) % size == 0;
}
static inline bool isAligned(size_t step, size_t size)
{
return step % size == 0;
}
}}
static inline void ___cudaSafeCall(cudaError_t err, const char *file, const int line, const char *func = "")

7
modules/gpu/src/opencv2/gpu/device/detail/transform_detail.hpp
View File

@ -347,7 +347,8 @@ namespace cv { namespace gpu { namespace device
StaticAssert<ft::smart_shift != 1>::check();
if (!isAligned(src.data, ft::smart_shift * sizeof(T)) || !isAligned(dst.data, ft::smart_shift * sizeof(D)))
if (!isAligned(src.data, ft::smart_shift * sizeof(T)) || !isAligned(src.step, ft::smart_shift * sizeof(T)) ||
!isAligned(dst.data, ft::smart_shift * sizeof(D)) || !isAligned(dst.step, ft::smart_shift * sizeof(D)))
{
TransformDispatcher<false>::call(src, dst, op, mask, stream);
return;
@ -370,7 +371,9 @@ namespace cv { namespace gpu { namespace device
StaticAssert<ft::smart_shift != 1>::check();
if (!isAligned(src1.data, ft::smart_shift * sizeof(T1)) || !isAligned(src2.data, ft::smart_shift * sizeof(T2)) || !isAligned(dst.data, ft::smart_shift * sizeof(D)))
if (!isAligned(src1.data, ft::smart_shift * sizeof(T1)) || !isAligned(src1.step, ft::smart_shift * sizeof(T1)) ||
!isAligned(src2.data, ft::smart_shift * sizeof(T2)) || !isAligned(src2.step, ft::smart_shift * sizeof(T2)) ||
!isAligned(dst.data, ft::smart_shift * sizeof(D)) || !isAligned(dst.step, ft::smart_shift * sizeof(D)))
{
TransformDispatcher<false>::call(src1, src2, dst, op, mask, stream);
return;