OpenCV_4.2.0/opencv_contrib-4.2.0/modules/datasets/samples/or_pascal.cpp

113 lines
4.4 KiB
C++

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#include "opencv2/datasets/or_pascal.hpp"
#include <opencv2/core.hpp>
#include <cstdio>
#include <cstdlib> // atoi
#include <string>
#include <vector>
#include <set>
using namespace std;
using namespace cv;
using namespace cv::datasets;
int main(int argc, char *argv[])
{
const char *keys =
"{ help h usage ? | | show this message }"
"{ path p |true| path to folder with dataset }";
CommandLineParser parser(argc, argv, keys);
string path(parser.get<string>("path"));
if (parser.has("help") || path=="true")
{
parser.printMessage();
return -1;
}
Ptr<OR_pascal> dataset = OR_pascal::create();
dataset->load(path);
// Print train/test/validation size and first example
OR_pascalObj *example;
vector< Ptr<Object> > &train = dataset->getTrain();
printf("\ntrain:\nsize: %u", (unsigned int)train.size());
example = static_cast<OR_pascalObj *>(train[0].get());
printf("\nfirst image: \n%s", example->filename.c_str());
printf("\nsize:");
printf("\n - width: %d", example->width);
printf("\n - height: %d", example->height);
printf("\n - depth: %d", example->depth);
for (unsigned int i = 0; i < example->objects.size(); i++)
{
printf("\nobject %d", i);
printf("\nname: %s", example->objects[i].name.c_str());
printf("\npose: %s", example->objects[i].pose.c_str());
printf("\ntruncated: %d", example->objects[i].truncated);
printf("\ndifficult: %d", example->objects[i].difficult);
printf("\noccluded: %d", example->objects[i].occluded);
printf("\nbounding box:");
printf("\n - xmin: %d", example->objects[i].xmin);
printf("\n - ymin: %d", example->objects[i].ymin);
printf("\n - xmax: %d", example->objects[i].xmax);
printf("\n - ymax: %d", example->objects[i].ymax);
}
vector< Ptr<Object> > &test = dataset->getTest();
printf("\ntest:\nsize: %u", (unsigned int)test.size());
example = static_cast<OR_pascalObj *>(test[0].get());
printf("\nfirst image: \n%s", example->filename.c_str());
vector< Ptr<Object> > &validation = dataset->getValidation();
printf("\nvalidation:\nsize: %u", (unsigned int)validation.size());
example = static_cast<OR_pascalObj *>(validation[0].get());
printf("\nfirst image: \n%s\n", example->filename.c_str());
return 0;
}