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

98 lines
4.1 KiB
C++

/*M///////////////////////////////////////////////////////////////////////////////////////
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#include "opencv2/datasets/gr_chalearn.hpp"
#include <opencv2/core.hpp>
#include <cstdio>
#include <string>
#include <vector>
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 dataset folder }";
CommandLineParser parser(argc, argv, keys);
string path(parser.get<string>("path"));
if (parser.has("help") || path=="true")
{
parser.printMessage();
return -1;
}
Ptr<GR_chalearn> dataset = GR_chalearn::create();
dataset->load(path);
// ***************
// dataset contains information for each sample.
// For example, let output dataset size and first element.
printf("train size: %u\n", (unsigned int)dataset->getTrain().size());
printf("validation size: %u\n", (unsigned int)dataset->getValidation().size());
GR_chalearnObj *example = static_cast<GR_chalearnObj *>(dataset->getTrain()[0].get());
printf("first dataset sample:\n%s\n", example->name.c_str());
printf("color video:\n%s\n", example->nameColor.c_str());
printf("depth video:\n%s\n", example->nameDepth.c_str());
printf("user video:\n%s\n", example->nameUser.c_str());
printf("video:\nnumber of frames: %u\nfps: %u\nmaximum depth: %u\n", example->numFrames, example->fps, example->depth);
for (vector<groundTruth>::iterator it=example->groundTruths.begin(); it!=example->groundTruths.end(); ++it)
{
printf("gestureID: %u, initial frame: %u, last frame: %u\n", (*it).gestureID, (*it).initialFrame, (*it).lastFrame);
}
printf("skeletons number: %u\n", (unsigned int)example->skeletons.size());
skeleton &last = example->skeletons.back();
printf("last skeleton:\n");
for (unsigned int i=0; i<20; ++i)
{
printf("Wx: %f, Wy: %f, Wz: %f, Rx: %f, Ry: %f, Rz: %f, Rw: %f, Px: %f, Py: %f\n",
last.s[i].Wx, last.s[i].Wy, last.s[i].Wz, last.s[i].Rx,
last.s[i].Ry, last.s[i].Rz, last.s[i].Rw, last.s[i].Px, last.s[i].Py);
}
return 0;
}