/*************************************************************************
	> File Name: SplitVideo.cpp
	> Author: zyy
	> Mail: zyy34472@gmail.com
 ************************************************************************/

#include <unistd.h>
#include <iostream>
#include <opencv2/opencv.hpp>
#include <video.hpp>

using namespace std;
using namespace cv;

int main (int argc, char** argv)
{
    if (argc < 3) {
        cout << "[Usage] " << endl;
        cout << "\t ./SplitVideo filename outputdir" << endl;
        return  -1;
    }
    string outdir = string(argv[2]);
    string cmd = "mkdir " + outdir +" 2>/dev/null";
    system(cmd.c_str());
    VideoCapture vc;
    vc.open(argv[1]);
    if (!vc.isOpened()) {
        cout << "Cann't open " << argv[1] <<endl;
        return -1;
    }
    Mat frame;
    for (int i = 1; vc.read(frame); i++)
        imwrite(outdir+ "/" + to_string(i) + ".png", frame);
    return 0;
}