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imgproc(ocl): don't use doubles to process float data

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This commit is contained in:
Alexander Alekhin 2017-09-07 12:42:20 +03:00
parent 2ac57a2b1f
commit 89bb028bfc
3 changed files with 11 additions and 11 deletions
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16
modules/imgproc/src/imgwarp.cpp
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@ -2547,6 +2547,8 @@ static bool ocl_warpTransform(InputArray _src, OutputArray _dst, InputArray _M0,
(!doubleSupport && depth == CV_64F) || cn > 4)
return false;
bool useDouble = depth == CV_64F;
const char * const interpolationMap[3] = { "NEAREST", "LINEAR", "CUBIC" };
ocl::ProgramSource program = op_type == OCL_OP_AFFINE ?
ocl::imgproc::warp_affine_oclsrc : ocl::imgproc::warp_perspective_oclsrc;
@ -2561,8 +2563,10 @@ static bool ocl_warpTransform(InputArray _src, OutputArray _dst, InputArray _M0,
String opts;
if (interpolation == INTER_NEAREST)
{
opts = format("-D INTER_NEAREST -D T=%s%s -D T1=%s -D ST=%s -D cn=%d -D rowsPerWI=%d",
ocl::typeToStr(type), doubleSupport ? " -D DOUBLE_SUPPORT" : "",
opts = format("-D INTER_NEAREST -D T=%s%s -D CT=%s -D T1=%s -D ST=%s -D cn=%d -D rowsPerWI=%d",
ocl::typeToStr(type),
doubleSupport ? " -D DOUBLE_SUPPORT" : "",
useDouble ? "double" : "float",
ocl::typeToStr(CV_MAT_DEPTH(type)),
ocl::typeToStr(sctype), cn, rowsPerWI);
}
@ -2570,14 +2574,16 @@ static bool ocl_warpTransform(InputArray _src, OutputArray _dst, InputArray _M0,
{
char cvt[2][50];
opts = format("-D INTER_%s -D T=%s -D T1=%s -D ST=%s -D WT=%s -D depth=%d"
" -D convertToWT=%s -D convertToT=%s%s -D cn=%d -D rowsPerWI=%d",
" -D convertToWT=%s -D convertToT=%s%s -D CT=%s -D cn=%d -D rowsPerWI=%d",
interpolationMap[interpolation], ocl::typeToStr(type),
ocl::typeToStr(CV_MAT_DEPTH(type)),
ocl::typeToStr(sctype),
ocl::typeToStr(CV_MAKE_TYPE(wdepth, cn)), depth,
ocl::convertTypeStr(depth, wdepth, cn, cvt[0]),
ocl::convertTypeStr(wdepth, depth, cn, cvt[1]),
doubleSupport ? " -D DOUBLE_SUPPORT" : "", cn, rowsPerWI);
doubleSupport ? " -D DOUBLE_SUPPORT" : "",
useDouble ? "double" : "float",
cn, rowsPerWI);
}
k.create(kernelName, program, opts);
@ -2614,7 +2620,7 @@ static bool ocl_warpTransform(InputArray _src, OutputArray _dst, InputArray _M0,
M[2] = b1; M[5] = b2;
}
}
matM.convertTo(M0, doubleSupport ? CV_64F : CV_32F);
matM.convertTo(M0, useDouble ? CV_64F : CV_32F);
k.args(ocl::KernelArg::ReadOnly(src), ocl::KernelArg::WriteOnly(dst), ocl::KernelArg::PtrReadOnly(M0),
ocl::KernelArg(ocl::KernelArg::CONSTANT, 0, 0, 0, borderBuf, CV_ELEM_SIZE(sctype)));

3
modules/imgproc/src/opencl/warp_affine.cl
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@ -49,9 +49,6 @@
#elif defined (cl_khr_fp64)
#pragma OPENCL EXTENSION cl_khr_fp64:enable
#endif
#define CT double
#else
#define CT float
#endif
#define INTER_BITS 5

3
modules/imgproc/src/opencl/warp_perspective.cl
View File

@ -49,9 +49,6 @@
#elif defined (cl_khr_fp64)
#pragma OPENCL EXTENSION cl_khr_fp64:enable
#endif
#define CT double
#else
#define CT float
#endif
#define INTER_BITS 5