4 #include <opencv2/opencv.hpp>
7 #include "cuda_runtime.h"
10 #include "cuda_error_check.hpp"
19 ComplexMat() : cols(0), rows(0), n_channels(0) {}
21 ComplexMat(uint _rows, uint _cols, uint _n_channels, uint _n_scales = 1)
22 : cols(_cols), rows(_rows), n_channels(_n_channels * _n_scales), n_scales(_n_scales)
24 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
27 ComplexMat(cv::Size size, uint _n_channels, uint _n_scales = 1)
28 : cols(size.width), rows(size.height), n_channels(_n_channels * _n_channels), n_scales(_n_scales)
30 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
33 ComplexMat(ComplexMat &&other)
37 n_channels = other.n_channels;
38 n_scales = other.n_scales;
39 p_data = other.p_data;
41 other.p_data = nullptr;
46 if (p_data != nullptr) {
47 CudaSafeCall(cudaFree(p_data));
52 void create(uint _rows, uint _cols, uint _n_channels)
56 n_channels = _n_channels;
57 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
60 void create(uint _rows, uint _cols, uint _n_channels, uint _n_scales)
64 n_channels = _n_channels;
66 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
68 // cv::Mat API compatibility
69 cv::Size size() const { return cv::Size(cols, rows); }
70 uint channels() const { return n_channels; }
72 void sqr_norm(DynMem &result) const;
74 ComplexMat sqr_mag() const;
76 ComplexMat conj() const;
78 ComplexMat sum_over_channels() const;
80 cufftComplex *get_p_data() const;
82 // element-wise per channel multiplication, division and addition
83 ComplexMat operator*(const ComplexMat &rhs) const;
84 ComplexMat operator/(const ComplexMat &rhs) const;
85 ComplexMat operator+(const ComplexMat &rhs) const;
87 // multiplying or adding constant
88 ComplexMat operator*(const float &rhs) const;
89 ComplexMat operator+(const float &rhs) const;
91 // multiplying element-wise multichannel by one channel mats (rhs mat is with one channel)
92 ComplexMat mul(const ComplexMat &rhs) const;
94 // multiplying element-wise multichannel by one channel mats (rhs mat is with multiple channel)
95 ComplexMat mul2(const ComplexMat &rhs) const;
97 friend std::ostream &operator<<(std::ostream &os, const ComplexMat &mat)
99 float *data_cpu = reinterpret_cast<float*>(malloc(mat.rows * mat.cols * mat.n_channels * sizeof(cufftComplex)));
100 CudaSafeCall(cudaMemcpy(data_cpu, mat.p_data, mat.rows * mat.cols * mat.n_channels * sizeof(cufftComplex),
101 cudaMemcpyDeviceToHost));
102 // for (int i = 0; i < mat.n_channels; ++i){
103 for (int i = 0; i < 1; ++i) {
104 os << "Channel " << i << std::endl;
105 for (uint j = 0; j < mat.rows; ++j) {
106 for (uint k = 0; k < 2 * mat.cols - 2; k += 2)
107 os << "(" << data_cpu[j * 2 * mat.cols + k] << "," << data_cpu[j * 2 * mat.cols + (k + 1)] << ")"
109 os << "(" << data_cpu[j * 2 * mat.cols + 2 * mat.cols - 2] << ","
110 << data_cpu[j * 2 * mat.cols + 2 * mat.cols - 1] << ")" << std::endl;
117 void operator=(ComplexMat &rhs);
118 void operator=(ComplexMat &&rhs);
121 mutable float *p_data = nullptr;
124 #endif // COMPLEXMAT_H