// filename: get_ecg_waveform.c
// copyright Massachusetts Institute of Technology
// author: Matt Oefinger


#include <stdio.h>
#include <wfdb/wfdb.h>

char DB_PATH[] = "http://physionet.org/physiobank/database";
char ABSOLUTE_PATH[150];
char RECORD_ID[50];

main(int argc, char* argv[])
{

    int nsig;      

    sprintf(ABSOLUTE_PATH,"%s/%s",DB_PATH,argv[1]);
    setwfdb(ABSOLUTE_PATH);

    nsig = isigopen(argv[2], NULL, 0);
    if (nsig < 1)
        exit(1);
    else
      printf("%f\n",sampfreq(argv[2]));

    wfdbquit();   

exit(0);
}