Open Source Computer Vision Library
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260 lines
15 KiB
260 lines
15 KiB
/*M/////////////////////////////////////////////////////////////////////////////////////// |
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// |
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. |
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// |
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// By downloading, copying, installing or using the software you agree to this license. |
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// If you do not agree to this license, do not download, install, |
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// copy or use the software. |
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// |
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// |
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// License Agreement |
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// For Open Source Computer Vision Library |
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// |
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved. |
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved. |
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// Third party copyrights are property of their respective owners. |
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// |
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// Redistribution and use in source and binary forms, with or without modification, |
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// are permitted provided that the following conditions are met: |
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// |
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// * Redistribution's of source code must retain the above copyright notice, |
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// this list of conditions and the following disclaimer. |
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// |
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// * Redistribution's in binary form must reproduce the above copyright notice, |
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// this list of conditions and the following disclaimer in the documentation |
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// and/or other materials provided with the distribution. |
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// |
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// * The name of the copyright holders may not be used to endorse or promote products |
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// derived from this software without specific prior written permission. |
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// |
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// This software is provided by the copyright holders and contributors "as is" and |
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// any express or implied warranties, including, but not limited to, the implied |
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// warranties of merchantability and fitness for a particular purpose are disclaimed. |
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// In no event shall the Intel Corporation or contributors be liable for any direct, |
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// indirect, incidental, special, exemplary, or consequential damages |
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// (including, but not limited to, procurement of substitute goods or services; |
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// loss of use, data, or profits; or business interruption) however caused |
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// and on any theory of liability, whether in contract, strict liability, |
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// or tort (including negligence or otherwise) arising in any way out of |
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// the use of this software, even if advised of the possibility of such damage. |
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// |
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//M*/ |
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#include "opencv2/opencv_modules.hpp" |
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#ifndef HAVE_OPENCV_CUDEV |
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#error "opencv_cudev is required" |
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#else |
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#include "opencv2/cudev.hpp" |
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using namespace cv::cudev; |
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void divScalar(const GpuMat& src, cv::Scalar val, bool inv, GpuMat& dst, const GpuMat& mask, double scale, Stream& stream, int); |
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namespace |
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{ |
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template <typename T, int cn> struct SafeDiv; |
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template <typename T> struct SafeDiv<T, 1> |
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{ |
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__device__ __forceinline__ static T op(T a, T b) |
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{ |
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return b != 0 ? a / b : 0; |
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} |
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}; |
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template <typename T> struct SafeDiv<T, 2> |
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{ |
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__device__ __forceinline__ static T op(const T& a, const T& b) |
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{ |
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T res; |
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res.x = b.x != 0 ? a.x / b.x : 0; |
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res.y = b.y != 0 ? a.y / b.y : 0; |
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return res; |
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} |
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}; |
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template <typename T> struct SafeDiv<T, 3> |
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{ |
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__device__ __forceinline__ static T op(const T& a, const T& b) |
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{ |
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T res; |
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res.x = b.x != 0 ? a.x / b.x : 0; |
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res.y = b.y != 0 ? a.y / b.y : 0; |
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res.z = b.z != 0 ? a.z / b.z : 0; |
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return res; |
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} |
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}; |
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template <typename T> struct SafeDiv<T, 4> |
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{ |
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__device__ __forceinline__ static T op(const T& a, const T& b) |
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{ |
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T res; |
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res.x = b.x != 0 ? a.x / b.x : 0; |
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res.y = b.y != 0 ? a.y / b.y : 0; |
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res.z = b.z != 0 ? a.z / b.z : 0; |
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res.w = b.w != 0 ? a.w / b.w : 0; |
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return res; |
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} |
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}; |
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template <typename SrcType, typename ScalarType, typename DstType> struct DivScalarOp : unary_function<SrcType, DstType> |
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{ |
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ScalarType val; |
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__device__ __forceinline__ DstType operator ()(SrcType a) const |
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{ |
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return saturate_cast<DstType>(SafeDiv<ScalarType, VecTraits<ScalarType>::cn>::op(saturate_cast<ScalarType>(a), val)); |
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} |
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}; |
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template <typename SrcType, typename ScalarType, typename DstType> struct DivScalarOpInv : unary_function<SrcType, DstType> |
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{ |
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ScalarType val; |
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__device__ __forceinline__ DstType operator ()(SrcType a) const |
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{ |
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return saturate_cast<DstType>(SafeDiv<ScalarType, VecTraits<ScalarType>::cn>::op(val, saturate_cast<ScalarType>(a))); |
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} |
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}; |
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template <typename ScalarDepth> struct TransformPolicy : DefaultTransformPolicy |
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{ |
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}; |
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template <> struct TransformPolicy<double> : DefaultTransformPolicy |
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{ |
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enum { |
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shift = 1 |
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}; |
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}; |
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template <typename SrcType, typename ScalarDepth, typename DstType> |
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void divScalarImpl(const GpuMat& src, cv::Scalar value, bool inv, GpuMat& dst, Stream& stream) |
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{ |
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typedef typename MakeVec<ScalarDepth, VecTraits<SrcType>::cn>::type ScalarType; |
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cv::Scalar_<ScalarDepth> value_ = value; |
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if (inv) |
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{ |
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DivScalarOpInv<SrcType, ScalarType, DstType> op; |
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op.val = VecTraits<ScalarType>::make(value_.val); |
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gridTransformUnary_< TransformPolicy<ScalarDepth> >(globPtr<SrcType>(src), globPtr<DstType>(dst), op, stream); |
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} |
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else |
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{ |
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DivScalarOp<SrcType, ScalarType, DstType> op; |
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op.val = VecTraits<ScalarType>::make(value_.val); |
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gridTransformUnary_< TransformPolicy<ScalarDepth> >(globPtr<SrcType>(src), globPtr<DstType>(dst), op, stream); |
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} |
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} |
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} |
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void divScalar(const GpuMat& src, cv::Scalar val, bool inv, GpuMat& dst, const GpuMat&, double scale, Stream& stream, int) |
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{ |
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typedef void (*func_t)(const GpuMat& src, cv::Scalar val, bool inv, GpuMat& dst, Stream& stream); |
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static const func_t funcs[7][7][4] = |
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{ |
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{ |
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{divScalarImpl<uchar, float, uchar>, divScalarImpl<uchar2, float, uchar2>, divScalarImpl<uchar3, float, uchar3>, divScalarImpl<uchar4, float, uchar4>}, |
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{divScalarImpl<uchar, float, schar>, divScalarImpl<uchar2, float, char2>, divScalarImpl<uchar3, float, char3>, divScalarImpl<uchar4, float, char4>}, |
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{divScalarImpl<uchar, float, ushort>, divScalarImpl<uchar2, float, ushort2>, divScalarImpl<uchar3, float, ushort3>, divScalarImpl<uchar4, float, ushort4>}, |
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{divScalarImpl<uchar, float, short>, divScalarImpl<uchar2, float, short2>, divScalarImpl<uchar3, float, short3>, divScalarImpl<uchar4, float, short4>}, |
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{divScalarImpl<uchar, float, int>, divScalarImpl<uchar2, float, int2>, divScalarImpl<uchar3, float, int3>, divScalarImpl<uchar4, float, int4>}, |
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{divScalarImpl<uchar, float, float>, divScalarImpl<uchar2, float, float2>, divScalarImpl<uchar3, float, float3>, divScalarImpl<uchar4, float, float4>}, |
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{divScalarImpl<uchar, double, double>, divScalarImpl<uchar2, double, double2>, divScalarImpl<uchar3, double, double3>, divScalarImpl<uchar4, double, double4>} |
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}, |
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{ |
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{divScalarImpl<schar, float, uchar>, divScalarImpl<char2, float, uchar2>, divScalarImpl<char3, float, uchar3>, divScalarImpl<char4, float, uchar4>}, |
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{divScalarImpl<schar, float, schar>, divScalarImpl<char2, float, char2>, divScalarImpl<char3, float, char3>, divScalarImpl<char4, float, char4>}, |
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{divScalarImpl<schar, float, ushort>, divScalarImpl<char2, float, ushort2>, divScalarImpl<char3, float, ushort3>, divScalarImpl<char4, float, ushort4>}, |
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{divScalarImpl<schar, float, short>, divScalarImpl<char2, float, short2>, divScalarImpl<char3, float, short3>, divScalarImpl<char4, float, short4>}, |
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{divScalarImpl<schar, float, int>, divScalarImpl<char2, float, int2>, divScalarImpl<char3, float, int3>, divScalarImpl<char4, float, int4>}, |
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{divScalarImpl<schar, float, float>, divScalarImpl<char2, float, float2>, divScalarImpl<char3, float, float3>, divScalarImpl<char4, float, float4>}, |
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{divScalarImpl<schar, double, double>, divScalarImpl<char2, double, double2>, divScalarImpl<char3, double, double3>, divScalarImpl<char4, double, double4>} |
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}, |
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{ |
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{0 /*divScalarImpl<ushort, float, uchar>*/, 0 /*divScalarImpl<ushort2, float, uchar2>*/, 0 /*divScalarImpl<ushort3, float, uchar3>*/, 0 /*divScalarImpl<ushort4, float, uchar4>*/}, |
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{0 /*divScalarImpl<ushort, float, schar>*/, 0 /*divScalarImpl<ushort2, float, char2>*/, 0 /*divScalarImpl<ushort3, float, char3>*/, 0 /*divScalarImpl<ushort4, float, char4>*/}, |
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{divScalarImpl<ushort, float, ushort>, divScalarImpl<ushort2, float, ushort2>, divScalarImpl<ushort3, float, ushort3>, divScalarImpl<ushort4, float, ushort4>}, |
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{divScalarImpl<ushort, float, short>, divScalarImpl<ushort2, float, short2>, divScalarImpl<ushort3, float, short3>, divScalarImpl<ushort4, float, short4>}, |
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{divScalarImpl<ushort, float, int>, divScalarImpl<ushort2, float, int2>, divScalarImpl<ushort3, float, int3>, divScalarImpl<ushort4, float, int4>}, |
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{divScalarImpl<ushort, float, float>, divScalarImpl<ushort2, float, float2>, divScalarImpl<ushort3, float, float3>, divScalarImpl<ushort4, float, float4>}, |
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{divScalarImpl<ushort, double, double>, divScalarImpl<ushort2, double, double2>, divScalarImpl<ushort3, double, double3>, divScalarImpl<ushort4, double, double4>} |
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}, |
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{ |
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{0 /*divScalarImpl<short, float, uchar>*/, 0 /*divScalarImpl<short2, float, uchar2>*/, 0 /*divScalarImpl<short3, float, uchar3>*/, 0 /*divScalarImpl<short4, float, uchar4>*/}, |
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{0 /*divScalarImpl<short, float, schar>*/, 0 /*divScalarImpl<short2, float, char2>*/, 0 /*divScalarImpl<short3, float, char3>*/, 0 /*divScalarImpl<short4, float, char4>*/}, |
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{divScalarImpl<short, float, ushort>, divScalarImpl<short2, float, ushort2>, divScalarImpl<short3, float, ushort3>, divScalarImpl<short4, float, ushort4>}, |
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{divScalarImpl<short, float, short>, divScalarImpl<short2, float, short2>, divScalarImpl<short3, float, short3>, divScalarImpl<short4, float, short4>}, |
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{divScalarImpl<short, float, int>, divScalarImpl<short2, float, int2>, divScalarImpl<short3, float, int3>, divScalarImpl<short4, float, int4>}, |
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{divScalarImpl<short, float, float>, divScalarImpl<short2, float, float2>, divScalarImpl<short3, float, float3>, divScalarImpl<short4, float, float4>}, |
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{divScalarImpl<short, double, double>, divScalarImpl<short2, double, double2>, divScalarImpl<short3, double, double3>, divScalarImpl<short4, double, double4>} |
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}, |
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{ |
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{0 /*divScalarImpl<int, float, uchar>*/, 0 /*divScalarImpl<int2, float, uchar2>*/, 0 /*divScalarImpl<int3, float, uchar3>*/, 0 /*divScalarImpl<int4, float, uchar4>*/}, |
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{0 /*divScalarImpl<int, float, schar>*/, 0 /*divScalarImpl<int2, float, char2>*/, 0 /*divScalarImpl<int3, float, char3>*/, 0 /*divScalarImpl<int4, float, char4>*/}, |
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{0 /*divScalarImpl<int, float, ushort>*/, 0 /*divScalarImpl<int2, float, ushort2>*/, 0 /*divScalarImpl<int3, float, ushort3>*/, 0 /*divScalarImpl<int4, float, ushort4>*/}, |
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{0 /*divScalarImpl<int, float, short>*/, 0 /*divScalarImpl<int2, float, short2>*/, 0 /*divScalarImpl<int3, float, short3>*/, 0 /*divScalarImpl<int4, float, short4>*/}, |
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{divScalarImpl<int, float, int>, divScalarImpl<int2, float, int2>, divScalarImpl<int3, float, int3>, divScalarImpl<int4, float, int4>}, |
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{divScalarImpl<int, float, float>, divScalarImpl<int2, float, float2>, divScalarImpl<int3, float, float3>, divScalarImpl<int4, float, float4>}, |
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{divScalarImpl<int, double, double>, divScalarImpl<int2, double, double2>, divScalarImpl<int3, double, double3>, divScalarImpl<int4, double, double4>} |
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}, |
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{ |
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{0 /*divScalarImpl<float, float, uchar>*/, 0 /*divScalarImpl<float2, float, uchar2>*/, 0 /*divScalarImpl<float3, float, uchar3>*/, 0 /*divScalarImpl<float4, float, uchar4>*/}, |
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{0 /*divScalarImpl<float, float, schar>*/, 0 /*divScalarImpl<float2, float, char2>*/, 0 /*divScalarImpl<float3, float, char3>*/, 0 /*divScalarImpl<float4, float, char4>*/}, |
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{0 /*divScalarImpl<float, float, ushort>*/, 0 /*divScalarImpl<float2, float, ushort2>*/, 0 /*divScalarImpl<float3, float, ushort3>*/, 0 /*divScalarImpl<float4, float, ushort4>*/}, |
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{0 /*divScalarImpl<float, float, short>*/, 0 /*divScalarImpl<float2, float, short2>*/, 0 /*divScalarImpl<float3, float, short3>*/, 0 /*divScalarImpl<float4, float, short4>*/}, |
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{0 /*divScalarImpl<float, float, int>*/, 0 /*divScalarImpl<float2, float, int2>*/, 0 /*divScalarImpl<float3, float, int3>*/, 0 /*divScalarImpl<float4, float, int4>*/}, |
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{divScalarImpl<float, float, float>, divScalarImpl<float2, float, float2>, divScalarImpl<float3, float, float3>, divScalarImpl<float4, float, float4>}, |
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{divScalarImpl<float, double, double>, divScalarImpl<float2, double, double2>, divScalarImpl<float3, double, double3>, divScalarImpl<float4, double, double4>} |
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}, |
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{ |
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{0 /*divScalarImpl<double, double, uchar>*/, 0 /*divScalarImpl<double2, double, uchar2>*/, 0 /*divScalarImpl<double3, double, uchar3>*/, 0 /*divScalarImpl<double4, double, uchar4>*/}, |
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{0 /*divScalarImpl<double, double, schar>*/, 0 /*divScalarImpl<double2, double, char2>*/, 0 /*divScalarImpl<double3, double, char3>*/, 0 /*divScalarImpl<double4, double, char4>*/}, |
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{0 /*divScalarImpl<double, double, ushort>*/, 0 /*divScalarImpl<double2, double, ushort2>*/, 0 /*divScalarImpl<double3, double, ushort3>*/, 0 /*divScalarImpl<double4, double, ushort4>*/}, |
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{0 /*divScalarImpl<double, double, short>*/, 0 /*divScalarImpl<double2, double, short2>*/, 0 /*divScalarImpl<double3, double, short3>*/, 0 /*divScalarImpl<double4, double, short4>*/}, |
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{0 /*divScalarImpl<double, double, int>*/, 0 /*divScalarImpl<double2, double, int2>*/, 0 /*divScalarImpl<double3, double, int3>*/, 0 /*divScalarImpl<double4, double, int4>*/}, |
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{0 /*divScalarImpl<double, double, float>*/, 0 /*divScalarImpl<double2, double, float2>*/, 0 /*divScalarImpl<double3, double, float3>*/, 0 /*divScalarImpl<double4, double, float4>*/}, |
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{divScalarImpl<double, double, double>, divScalarImpl<double2, double, double2>, divScalarImpl<double3, double, double3>, divScalarImpl<double4, double, double4>} |
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} |
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}; |
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const int sdepth = src.depth(); |
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const int ddepth = dst.depth(); |
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const int cn = src.channels(); |
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CV_DbgAssert( sdepth <= CV_64F && ddepth <= CV_64F && cn <= 4 ); |
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if (inv) |
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{ |
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val[0] *= scale; |
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val[1] *= scale; |
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val[2] *= scale; |
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val[3] *= scale; |
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} |
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else |
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{ |
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val[0] /= scale; |
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val[1] /= scale; |
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val[2] /= scale; |
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val[3] /= scale; |
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} |
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const func_t func = funcs[sdepth][ddepth][cn - 1]; |
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if (!func) |
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CV_Error(cv::Error::StsUnsupportedFormat, "Unsupported combination of source and destination types"); |
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func(src, val, inv, dst, stream); |
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} |
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#endif
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