mirror/opencv
1
0
Fork 0
mirror of https://github.com/opencv/opencv.git synced 2024-11-24 19:20:28 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

cvRound

Browse Source
This commit is contained in:
Ilya Lavrenov 2015-02-27 18:59:55 +03:00
parent baf191fab2
commit 6f8b3fc633
2 changed files with 53 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
modules/core/include/opencv2/core/cvdef.h
View File

@ -480,16 +480,14 @@ CV_INLINE int cvRound( double value )
fistp t;
}
return t;
#elif defined _MSC_VER && defined _M_ARM && defined HAVE_TEGRA_OPTIMIZATION
TEGRA_ROUND(value);
#elif ((defined _MSC_VER && defined _M_ARM) || defined CV_ICC || defined __GNUC__) && defined HAVE_TEGRA_OPTIMIZATION
TEGRA_ROUND_DBL(value);
#elif defined CV_ICC || defined __GNUC__
# ifdef HAVE_TEGRA_OPTIMIZATION
TEGRA_ROUND(value);
# elif CV_VFP
# if CV_VFP
ARM_ROUND_DBL(value)
# else
# else
return (int)lrint(value);
# endif
# endif
#else
double intpart, fractpart;
fractpart = modf(value, &intpart);
@ -505,7 +503,9 @@ CV_INLINE int cvRound( double value )
/** @overload */
CV_INLINE int cvRound(float value)
{
#if CV_VFP && !defined HAVE_TEGRA_OPTIMIZATION
#if defined ANDROID && (defined CV_ICC || defined __GNUC__) && defined HAVE_TEGRA_OPTIMIZATION
TEGRA_ROUND_FLT(value);
#elif CV_VFP && !defined HAVE_TEGRA_OPTIMIZATION
ARM_ROUND_FLT(value)
#else
return cvRound((double)value);

45
modules/core/perf/perf_cvround.cpp Normal file
View File

@ -0,0 +1,45 @@
#include "perf_precomp.hpp"
using namespace std;
using namespace cv;
using namespace perf;
using std::tr1::make_tuple;
using std::tr1::get;
template <typename T>
static void CvRoundMat(const cv::Mat & src, cv::Mat & dst)
{
for (int y = 0; y < dst.rows; ++y)
{
const T * sptr = src.ptr<T>(y);
int * dptr = dst.ptr<int>(y);
for (int x = 0; x < dst.cols; ++x)
dptr[x] = cvRound(sptr[x]);
}
}
PERF_TEST_P(Size_MatType, CvRound_Float,
testing::Combine(testing::Values(TYPICAL_MAT_SIZES),
testing::Values(CV_32FC1, CV_64FC1)))
{
Size size = get<0>(GetParam());
int type = get<1>(GetParam()), depth = CV_MAT_DEPTH(type);
cv::Mat src(size, type), dst(size, CV_32SC1);
declare.in(src, WARMUP_RNG).out(dst);
if (depth == CV_32F)
{
TEST_CYCLE()
CvRoundMat<float>(src, dst);
}
else if (depth == CV_64F)
{
TEST_CYCLE()
CvRoundMat<double>(src, dst);
}
SANITY_CHECK_NOTHING();
}