NVIDIA Jetson xavier上用cuda实现图像的resize和padding resize_cuda 图片resize

具体的api接口:

git clone -b cumtchw-patch-1  https://github.com/cumtchw/cuda_utils

下面是调用上述接口对图片进行resize的一个demo.

#include <fstream>
#include <iostream>
#include <thread>
#include <string>
#include <vector>
#include <cuda_runtime_api.h>
#include "opencv2/opencv.hpp"
#include <unistd.h>
 
#include "cuda_utils_sdk.h"
#include "cudaConverter.h"
 
using namespace cv;
using namespace std;
 
int main(int argc, char ** argv)
{
 
    int img_w_{};
    int img_h_{};
    int img_step1_{};
    vector<float> preprocess_output_data_;
    size_t convert_input_size_{};
    size_t convert_output_size_{};
    uchar* convert_input_{};
    float* convert_output_{};
    int m_maxBatchSize = 1;
    std::vector<float> mean_data_{ 0, 0, 0 };
    int w = 1024;
    int h = 1024;
    int c =3;
    int error{};
 
    cv::Mat src0 = cv::imread("./test0.