mmdeploy/demo/csrc/object_detection.cpp

58 lines
1.7 KiB
C++

#include <fstream>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/imgproc/imgproc.hpp>
#include <string>
#include "detector.h"
int main(int argc, char *argv[]) {
if (argc != 4) {
fprintf(stderr, "usage:\n object_detection device_name model_path image_path\n");
return 1;
}
auto device_name = argv[1];
auto model_path = argv[2];
auto image_path = argv[3];
cv::Mat img = cv::imread(image_path);
if (!img.data) {
fprintf(stderr, "failed to load image: %s\n", image_path);
return 1;
}
mm_handle_t detector{};
int status{};
status = mmdeploy_detector_create_by_path(model_path, device_name, 0, &detector);
if (status != MM_SUCCESS) {
fprintf(stderr, "failed to create detector, code: %d\n", (int)status);
return 1;
}
mm_mat_t mat{img.data, img.rows, img.cols, 3, MM_BGR, MM_INT8};
mm_detect_t *bboxes{};
int *res_count{};
status = mmdeploy_detector_apply(detector, &mat, 1, &bboxes, &res_count);
if (status != MM_SUCCESS) {
fprintf(stderr, "failed to apply detector, code: %d\n", (int)status);
return 1;
}
fprintf(stderr, "bbox_count=%d\n", *res_count);
for (int i = 0; i < *res_count; ++i) {
const auto &box = bboxes[i].bbox;
fprintf(stderr, "box %d, left=%.2f, top=%.2f, right=%.2f, bottom=%.2f, label=%d, score=%.4f\n",
i, box.left, box.top, box.right, box.bottom, bboxes[i].label_id, bboxes[i].score);
cv::rectangle(img, cv::Point{(int)box.left, (int)box.top},
cv::Point{(int)box.right, (int)box.bottom}, cv::Scalar{0, 255, 0});
}
cv::imwrite("output_detection.png", img);
mmdeploy_detector_release_result(bboxes, res_count, 1);
mmdeploy_detector_destroy(detector);
return 0;
}