4 #include <opencv2/opencv.hpp>
7 #include "cuda_runtime.h"
10 #include "cuda/cuda_error_check.cuh"
18 bool foreign_data = false;
20 ComplexMat() : cols(0), rows(0), n_channels(0) {}
21 ComplexMat(uint _rows, uint _cols, uint _n_channels)
22 : cols(_cols), rows(_rows), n_channels(_n_channels)
24 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
27 ComplexMat(uint _rows, uint _cols, uint _n_channels, uint _n_scales)
28 : cols(_cols), rows(_rows), n_channels(_n_channels), n_scales(_n_scales)
30 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
33 ComplexMat(cv::Size size, uint _n_channels)
34 : cols(size.width), rows(size.height), n_channels(_n_channels)
36 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
39 ComplexMat(ComplexMat &&other)
43 n_channels = other.n_channels;
44 n_scales = other.n_scales;
45 p_data = other.p_data;
47 other.p_data = nullptr;
52 if (p_data != nullptr && !foreign_data) {
53 CudaSafeCall(cudaFree(p_data));
58 void create(uint _rows, uint _cols, uint _n_channels)
62 n_channels = _n_channels;
63 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
66 void create(uint _rows, uint _cols, uint _n_channels, uint _n_scales)
70 n_channels = _n_channels;
72 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
74 // cv::Mat API compatibility
75 cv::Size size() const { return cv::Size(cols, rows); }
76 int channels() { return n_channels; }
77 int channels() const { return n_channels; }
79 void sqr_norm(DynMem &result) const;
81 ComplexMat sqr_mag() const;
83 ComplexMat conj() const;
85 ComplexMat sum_over_channels() const;
87 cufftComplex *get_p_data() const;
89 // element-wise per channel multiplication, division and addition
90 ComplexMat operator*(const ComplexMat &rhs) const;
91 ComplexMat operator/(const ComplexMat &rhs) const;
92 ComplexMat operator+(const ComplexMat &rhs) const;
94 // multiplying or adding constant
95 ComplexMat operator*(const float &rhs) const;
96 ComplexMat operator+(const float &rhs) const;
98 // multiplying element-wise multichannel by one channel mats (rhs mat is with one channel)
99 ComplexMat mul(const ComplexMat &rhs) const;
101 // multiplying element-wise multichannel by one channel mats (rhs mat is with multiple channel)
102 ComplexMat mul2(const ComplexMat &rhs) const;
104 friend std::ostream &operator<<(std::ostream &os, const ComplexMat &mat)
106 float *data_cpu = reinterpret_cast<float*>(malloc(mat.rows * mat.cols * mat.n_channels * sizeof(cufftComplex)));
107 CudaSafeCall(cudaMemcpy(data_cpu, mat.p_data, mat.rows * mat.cols * mat.n_channels * sizeof(cufftComplex),
108 cudaMemcpyDeviceToHost));
109 // for (int i = 0; i < mat.n_channels; ++i){
110 for (int i = 0; i < 1; ++i) {
111 os << "Channel " << i << std::endl;
112 for (uint j = 0; j < mat.rows; ++j) {
113 for (uint k = 0; k < 2 * mat.cols - 2; k += 2)
114 os << "(" << data_cpu[j * 2 * mat.cols + k] << "," << data_cpu[j * 2 * mat.cols + (k + 1)] << ")"
116 os << "(" << data_cpu[j * 2 * mat.cols + 2 * mat.cols - 2] << ","
117 << data_cpu[j * 2 * mat.cols + 2 * mat.cols - 1] << ")" << std::endl;
124 void operator=(ComplexMat &rhs);
125 void operator=(ComplexMat &&rhs);
128 mutable float *p_data = nullptr;
131 #endif // COMPLEXMAT_H