mirror/opencv
1
0
Fork 0
mirror of https://github.com/opencv/opencv.git synced 2024-11-25 19:50:38 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

added cv::polarToCart to T-API

Browse Source
This commit is contained in:
Ilya Lavrenov 2013-12-01 00:17:23 +04:00
parent ba850f0b64
commit a180cebb2d
2 changed files with 55 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
modules/core/src/mathfuncs.cpp
View File

@ -684,12 +684,48 @@ static void SinCos_32f( const float *angle, float *sinval, float* cosval,
}
static bool ocl_polarToCart( InputArray _mag, InputArray _angle,
OutputArray _dst1, OutputArray _dst2, bool angleInDegrees )
{
int type = _angle.type(), depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type);
bool doubleSupport = ocl::Device::getDefault().doubleFPConfig() > 0;
if ( _mag.empty() || (!doubleSupport && depth == CV_64F) )
return false;
UMat mag = _mag.getUMat(), angle = _angle.getUMat();
Size size = angle.size();
CV_Assert(mag.size() == size);
_dst1.create(size, type);
_dst2.create(size, type);
UMat dst1 = _dst1.getUMat(), dst2 = _dst2.getUMat();
ocl::Kernel k("KF", ocl::core::arithm_oclsrc,
format("-D dstT=%s -D BINARY_OP -D OP_PTC_%s%s",
ocl::typeToStr(CV_MAKE_TYPE(depth, 1)),
angleInDegrees ? "AD" : "AR",
doubleSupport ? " -D DOUBLE_SUPPORT" : ""));
k.args(ocl::KernelArg::ReadOnlyNoSize(mag), ocl::KernelArg::ReadOnlyNoSize(angle),
ocl::KernelArg::WriteOnly(dst1, cn), ocl::KernelArg::WriteOnlyNoSize(dst2));
size_t globalsize[2] = { dst1.cols * cn, dst1.rows };
return k.run(2, globalsize, NULL, false);
}
void polarToCart( InputArray src1, InputArray src2,
OutputArray dst1, OutputArray dst2, bool angleInDegrees )
{
int type = src2.type(), depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type);
CV_Assert((depth == CV_32F || depth == CV_64F) && (src1.empty() || src1.type() == type));
if (ocl::useOpenCL() && dst1.isUMat() && dst2.isUMat() &&
ocl_polarToCart(src1, src2, dst1, dst2, angleInDegrees))
return;
Mat Mag = src1.getMat(), Angle = src2.getMat();
int type = Angle.type(), depth = Angle.depth(), cn = Angle.channels();
CV_Assert( Mag.empty() || (Angle.size == Mag.size && type == Mag.type() && (depth == CV_32F || depth == CV_64F)));
CV_Assert( Mag.empty() || Angle.size == Mag.size);
dst1.create( Angle.dims, Angle.size, type );
dst2.create( Angle.dims, Angle.size, type );
Mat X = dst1.getMat(), Y = dst2.getMat();

18
modules/core/src/opencl/arithm.cl
View File

@ -215,11 +215,26 @@ dstelem = v > (dstT)(0) ? log(v) : log(-v)
dstelem = magnitude; \
dstelem2 = cartToPolar
#elif defined OP_PTC_AD || defined OP_PTC_AR
#ifdef OP_PTC_AD
#define FROM_DEGREE \
dstT ascale = CV_PI/180.0f; \
dstT alpha = y * ascale
#else
#define FROM_DEGREE \
dstT alpha = y
#endif
#define PROCESS_ELEM \
dstT x = srcelem1, y = srcelem2; \
FROM_DEGREE; \
dstelem = cos(alpha) * x; \
dstelem2 = sin(alpha) * x
#else
#error "unknown op type"
#endif
#if defined OP_CTP_AD || defined OP_CTP_AR
#if defined OP_CTP_AD || defined OP_CTP_AR || defined OP_PTC_AD || defined OP_PTC_AR
#undef EXTRA_PARAMS
#define EXTRA_PARAMS , __global uchar* dstptr2, int dststep2, int dstoffset2
#undef EXTRA_INDEX
@ -295,6 +310,7 @@ __kernel void KF(__global const uchar* srcptr1, int srcstep1, int srcoffset1,
{
int src1_index = mad24(y, srcstep1, x*(int)sizeof(srcT1) + srcoffset1);
int dst_index = mad24(y, dststep, x*(int)sizeof(dstT) + dstoffset);
EXTRA_INDEX;
PROCESS_ELEM;
}