/*M/////////////////////////////////////////////////////////////////////////////////////// // // IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. // // By downloading, copying, installing or using the software you agree to this license. // If you do not agree to this license, do not download, install, // copy or use the software. // // // License Agreement // For Open Source Computer Vision Library // // Copyright (C) 2000-2008, Intel Corporation, all rights reserved. // Copyright (C) 2009, Willow Garage Inc., all rights reserved. // Third party copyrights are property of their respective owners. // // Redistribution and use in source and binary forms, with or without modification, // are permitted provided that the following conditions are met: // // * Redistribution's of source code must retain the above copyright notice, // this list of conditions and the following disclaimer. // // * Redistribution's in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // // * The name of the copyright holders may not be used to endorse or promote products // derived from this software without specific prior written permission. // // This software is provided by the copyright holders and contributors "as is" and // any express or implied warranties, including, but not limited to, the implied // warranties of merchantability and fitness for a particular purpose are disclaimed. // In no event shall the Intel Corporation or contributors be liable for any direct, // indirect, incidental, special, exemplary, or consequential damages // (including, but not limited to, procurement of substitute goods or services; // loss of use, data, or profits; or business interruption) however caused // and on any theory of liability, whether in contract, strict liability, // or tort (including negligence or otherwise) arising in any way out of // the use of this software, even if advised of the possibility of such damage. // //M*/ #include "opencv2/opencv_modules.hpp" #ifndef HAVE_OPENCV_CUDEV #error "opencv_cudev is required" #else #include "opencv2/cudev.hpp" using namespace cv::cudev; void mulMat(const GpuMat& src1, const GpuMat& src2, GpuMat& dst, const GpuMat&, double scale, Stream& stream, int); void mulMat_8uc4_32f(const GpuMat& src1, const GpuMat& src2, GpuMat& dst, Stream& stream); void mulMat_16sc4_32f(const GpuMat& src1, const GpuMat& src2, GpuMat& dst, Stream& stream); namespace { template <typename T, typename D> struct MulOp : binary_function<T, T, D> { __device__ __forceinline__ D operator ()(T a, T b) const { return saturate_cast<D>(a * b); } }; template <typename T, typename S, typename D> struct MulScaleOp : binary_function<T, T, D> { S scale; __device__ __forceinline__ D operator ()(T a, T b) const { return saturate_cast<D>(scale * a * b); } }; template <typename ScalarDepth> struct TransformPolicy : DefaultTransformPolicy { }; template <> struct TransformPolicy<double> : DefaultTransformPolicy { enum { shift = 1 }; }; template <typename T, typename S, typename D> void mulMatImpl(const GpuMat& src1, const GpuMat& src2, const GpuMat& dst, double scale, Stream& stream) { if (scale == 1) { MulOp<T, D> op; gridTransformBinary_< TransformPolicy<S> >(globPtr<T>(src1), globPtr<T>(src2), globPtr<D>(dst), op, stream); } else { MulScaleOp<T, S, D> op; op.scale = static_cast<S>(scale); gridTransformBinary_< TransformPolicy<S> >(globPtr<T>(src1), globPtr<T>(src2), globPtr<D>(dst), op, stream); } } } void mulMat(const GpuMat& src1, const GpuMat& src2, GpuMat& dst, const GpuMat&, double scale, Stream& stream, int) { typedef void (*func_t)(const GpuMat& src1, const GpuMat& src2, const GpuMat& dst, double scale, Stream& stream); static const func_t funcs[7][7] = { { mulMatImpl<uchar, float, uchar>, mulMatImpl<uchar, float, schar>, mulMatImpl<uchar, float, ushort>, mulMatImpl<uchar, float, short>, mulMatImpl<uchar, float, int>, mulMatImpl<uchar, float, float>, mulMatImpl<uchar, double, double> }, { mulMatImpl<schar, float, uchar>, mulMatImpl<schar, float, schar>, mulMatImpl<schar, float, ushort>, mulMatImpl<schar, float, short>, mulMatImpl<schar, float, int>, mulMatImpl<schar, float, float>, mulMatImpl<schar, double, double> }, { 0 /*mulMatImpl<ushort, float, uchar>*/, 0 /*mulMatImpl<ushort, float, schar>*/, mulMatImpl<ushort, float, ushort>, mulMatImpl<ushort, float, short>, mulMatImpl<ushort, float, int>, mulMatImpl<ushort, float, float>, mulMatImpl<ushort, double, double> }, { 0 /*mulMatImpl<short, float, uchar>*/, 0 /*mulMatImpl<short, float, schar>*/, mulMatImpl<short, float, ushort>, mulMatImpl<short, float, short>, mulMatImpl<short, float, int>, mulMatImpl<short, float, float>, mulMatImpl<short, double, double> }, { 0 /*mulMatImpl<int, float, uchar>*/, 0 /*mulMatImpl<int, float, schar>*/, 0 /*mulMatImpl<int, float, ushort>*/, 0 /*mulMatImpl<int, float, short>*/, mulMatImpl<int, float, int>, mulMatImpl<int, float, float>, mulMatImpl<int, double, double> }, { 0 /*mulMatImpl<float, float, uchar>*/, 0 /*mulMatImpl<float, float, schar>*/, 0 /*mulMatImpl<float, float, ushort>*/, 0 /*mulMatImpl<float, float, short>*/, 0 /*mulMatImpl<float, float, int>*/, mulMatImpl<float, float, float>, mulMatImpl<float, double, double> }, { 0 /*mulMatImpl<double, double, uchar>*/, 0 /*mulMatImpl<double, double, schar>*/, 0 /*mulMatImpl<double, double, ushort>*/, 0 /*mulMatImpl<double, double, short>*/, 0 /*mulMatImpl<double, double, int>*/, 0 /*mulMatImpl<double, double, float>*/, mulMatImpl<double, double, double> } }; const int sdepth = src1.depth(); const int ddepth = dst.depth(); CV_DbgAssert( sdepth <= CV_64F && ddepth <= CV_64F ); GpuMat src1_ = src1.reshape(1); GpuMat src2_ = src2.reshape(1); GpuMat dst_ = dst.reshape(1); const func_t func = funcs[sdepth][ddepth]; if (!func) CV_Error(cv::Error::StsUnsupportedFormat, "Unsupported combination of source and destination types"); func(src1_, src2_, dst_, scale, stream); } namespace { template <typename T> struct MulOpSpecial : binary_function<T, float, T> { __device__ __forceinline__ T operator ()(const T& a, float b) const { typedef typename VecTraits<T>::elem_type elem_type; T res; res.x = saturate_cast<elem_type>(a.x * b); res.y = saturate_cast<elem_type>(a.y * b); res.z = saturate_cast<elem_type>(a.z * b); res.w = saturate_cast<elem_type>(a.w * b); return res; } }; } void mulMat_8uc4_32f(const GpuMat& src1, const GpuMat& src2, GpuMat& dst, Stream& stream) { gridTransformBinary(globPtr<uchar4>(src1), globPtr<float>(src2), globPtr<uchar4>(dst), MulOpSpecial<uchar4>(), stream); } void mulMat_16sc4_32f(const GpuMat& src1, const GpuMat& src2, GpuMat& dst, Stream& stream) { gridTransformBinary(globPtr<short4>(src1), globPtr<float>(src2), globPtr<short4>(dst), MulOpSpecial<short4>(), stream); } #endif