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Merge pull request #7659 from savuor:openvx_convert_depth

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Vadim Pisarevsky 2016-12-01 17:44:48 +00:00
commit 0a775e43e1
1 changed files with 87 additions and 0 deletions
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87
modules/core/src/convert.cpp
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@ -46,6 +46,12 @@
#include "opencl_kernels_core.hpp"
#include "opencv2/core/hal/intrin.hpp"
#ifdef HAVE_OPENVX
#define IVX_USE_OPENCV
#define IVX_HIDE_INFO_WARNINGS
#include "ivx.hpp"
#endif
#ifdef __APPLE__
#undef CV_NEON
#define CV_NEON 0
@ -4634,10 +4640,91 @@ cvtScaleHalf_<short, float>( const short* src, size_t sstep, float* dst, size_t
}
}
#ifdef HAVE_OPENVX
template<typename T, typename DT>
static bool _openvx_cvt(const T* src, size_t sstep,
DT* dst, size_t dstep, Size size)
{
using namespace ivx;
if(!(size.width > 0 && size.height > 0))
{
return true;
}
try
{
Context context = Context::create();
Image srcImage = Image::createFromHandle(context, Image::matTypeToFormat(DataType<T>::type),
Image::createAddressing(size.width, size.height,
(vx_uint32)sizeof(T), (vx_uint32)sstep),
(void*)src);
Image dstImage = Image::createFromHandle(context, Image::matTypeToFormat(DataType<DT>::type),
Image::createAddressing(size.width, size.height,
(vx_uint32)sizeof(DT), (vx_uint32)dstep),
(void*)dst);
IVX_CHECK_STATUS(vxuConvertDepth(context, srcImage, dstImage, VX_CONVERT_POLICY_SATURATE, 0));
#ifdef VX_VERSION_1_1
//we should take user memory back before release
//(it's not done automatically according to standard)
srcImage.swapHandle(); dstImage.swapHandle();
#endif
}
catch (RuntimeError & e)
{
CV_Error(CV_StsInternal, e.what());
return false;
}
catch (WrapperError & e)
{
CV_Error(CV_StsInternal, e.what());
return false;
}
return true;
}
template<typename T, typename DT>
static bool openvx_cvt(const T* src, size_t sstep,
DT* dst, size_t dstep, Size size)
{
(void)src; (void)sstep; (void)dst; (void)dstep; (void)size;
return false;
}
#define DEFINE_OVX_CVT_SPECIALIZATION(T, DT) \
template<> \
bool openvx_cvt(const T *src, size_t sstep, DT *dst, size_t dstep, Size size) \
{ \
return _openvx_cvt<T, DT>(src, sstep, dst, dstep, size); \
}
DEFINE_OVX_CVT_SPECIALIZATION(uchar, ushort)
DEFINE_OVX_CVT_SPECIALIZATION(uchar, short)
DEFINE_OVX_CVT_SPECIALIZATION(uchar, int)
DEFINE_OVX_CVT_SPECIALIZATION(ushort, uchar)
DEFINE_OVX_CVT_SPECIALIZATION(ushort, int)
DEFINE_OVX_CVT_SPECIALIZATION(short, uchar)
DEFINE_OVX_CVT_SPECIALIZATION(short, int)
DEFINE_OVX_CVT_SPECIALIZATION(int, uchar)
DEFINE_OVX_CVT_SPECIALIZATION(int, ushort)
DEFINE_OVX_CVT_SPECIALIZATION(int, short)
#endif
template<typename T, typename DT> static void
cvt_( const T* src, size_t sstep,
DT* dst, size_t dstep, Size size )
{
#ifdef HAVE_OPENVX
if(openvx_cvt(src, sstep, dst, dstep, size))
{
return;
}
#endif
sstep /= sizeof(src[0]);
dstep /= sizeof(dst[0]);
Cvt_SIMD<T, DT> vop;