4 #include <opencv2/opencv.hpp>
7 #include "cuda_runtime.h"
10 #include "cuda/cuda_error_check.cuh"
18 bool foreign_data = false;
19 cudaStream_t stream = nullptr;
21 ComplexMat() : cols(0), rows(0), n_channels(0) {}
22 ComplexMat(uint _rows, uint _cols, uint _n_channels, cudaStream_t _stream)
23 : cols(_cols), rows(_rows), n_channels(_n_channels), stream(_stream)
25 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
28 ComplexMat(uint _rows, uint _cols, uint _n_channels, uint _n_scales, cudaStream_t _stream)
29 : cols(_cols), rows(_rows), n_channels(_n_channels), n_scales(_n_scales), stream(_stream)
31 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
34 ComplexMat(ComplexMat &&other)
38 n_channels = other.n_channels;
39 n_scales = other.n_scales;
40 p_data = other.p_data;
41 stream = other.stream;
43 other.p_data = nullptr;
48 if (p_data != nullptr && !foreign_data) {
49 CudaSafeCall(cudaFree(p_data));
54 void create(uint _rows, uint _cols, uint _n_channels, cudaStream_t _stream = nullptr)
58 n_channels = _n_channels;
60 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
63 void create(uint _rows, uint _cols, uint _n_channels, uint _n_scales, cudaStream_t _stream = nullptr)
67 n_channels = _n_channels;
70 CudaSafeCall(cudaMalloc(&p_data, n_channels * cols * rows * sizeof(cufftComplex)));
72 // cv::Mat API compatibility
73 cv::Size size() { return cv::Size(cols, rows); }
74 int channels() { return n_channels; }
75 int channels() const { return n_channels; }
77 void set_stream(cudaStream_t _stream)
83 void sqr_norm(DynMem &result) const;
85 ComplexMat sqr_mag() const;
87 ComplexMat conj() const;
89 ComplexMat sum_over_channels() const;
91 cufftComplex *get_p_data() const;
93 // element-wise per channel multiplication, division and addition
94 ComplexMat operator*(const ComplexMat &rhs) const;
95 ComplexMat operator/(const ComplexMat &rhs) const;
96 ComplexMat operator+(const ComplexMat &rhs) const;
98 // multiplying or adding constant
99 ComplexMat operator*(const float &rhs) const;
100 ComplexMat operator+(const float &rhs) const;
102 // multiplying element-wise multichannel by one channel mats (rhs mat is with one channel)
103 ComplexMat mul(const ComplexMat &rhs) const;
105 // multiplying element-wise multichannel by one channel mats (rhs mat is with multiple channel)
106 ComplexMat mul2(const ComplexMat &rhs) const;
108 friend std::ostream &operator<<(std::ostream &os, const ComplexMat &mat)
110 float *data_cpu = reinterpret_cast<float*>(malloc(mat.rows * mat.cols * mat.n_channels * sizeof(cufftComplex)));
111 CudaSafeCall(cudaMemcpy(data_cpu, mat.p_data, mat.rows * mat.cols * mat.n_channels * sizeof(cufftComplex),
112 cudaMemcpyDeviceToHost));
113 // for (int i = 0; i < mat.n_channels; ++i){
114 for (int i = 0; i < 1; ++i) {
115 os << "Channel " << i << std::endl;
116 for (uint j = 0; j < mat.rows; ++j) {
117 for (uint k = 0; k < 2 * mat.cols - 2; k += 2)
118 os << "(" << data_cpu[j * 2 * mat.cols + k] << "," << data_cpu[j * 2 * mat.cols + (k + 1)] << ")"
120 os << "(" << data_cpu[j * 2 * mat.cols + 2 * mat.cols - 2] << ","
121 << data_cpu[j * 2 * mat.cols + 2 * mat.cols - 1] << ")" << std::endl;
128 void operator=(ComplexMat &rhs);
129 void operator=(ComplexMat &&rhs);
132 mutable float *p_data = nullptr;
135 #endif // COMPLEXMAT_H