static void Main(string[] argv) {
int i, nsig, nsamp = 1000;
if (argv.Length < 1) {
Console.WriteLine("usage: example6 record");
// Unlike C programs, C# programs do not have any foolproof way
// to discover their own names, so the name is given as a constant
// above. The command needed to run this program within a VM
// is platform-dependent and likely to be more complex.
Environment.Exit(1);
}
if ((nsig = wfdb.isigopen(argv[0], null, 0)) <= 0) Environment.Exit(2);
WFDB_SiginfoArray s = new WFDB_SiginfoArray(nsig);
WFDB_SampleArray vin = new WFDB_SampleArray(nsig);
WFDB_SampleArray vout = new WFDB_SampleArray(nsig);
if (wfdb.isigopen(argv[0], s.cast(), nsig) != nsig)
Environment.Exit(2);
if (wfdb.osigopen("8l", s.cast(), (uint)nsig) <= 0)
Environment.Exit(3);
while (nsamp-- > 0 && wfdb.getvec(vin.cast()) > 0) {
for (i = 0; i < nsig; i++) {
vout.setitem(i, vout.getitem(i) - vin.getitem(i));
}
if (wfdb.putvec(vout.cast()) < 0) break;
for (i = 0; i < nsig; i++) {
vout.setitem(i, vin.getitem(i));
}
}
wfdb.newheader("dif");
wfdb.wfdbquit();
}
static void Main(string[] argv) {
double[] c; double vv;
int i, j, nc = argv.Length - 4, nsig, nsamp, t;
if (argv.Length < 3) {
Console.WriteLine(
"usage: example7 record start duration [ coefficients ... ]");
// Unlike C programs, C# programs do not have any foolproof way
// to discover their own names, so the name is given as a constant
// above. The command needed to run this program within a VM
// is platform-dependent and likely to be more complex.
Environment.Exit(1);
}
if (nc < 1) {
nc = 1;
c = new double[1];
c[0] = 1.0;
}
else {
c = new double[nc];
}
for (i = 0; i < nc; i++)
c[i] = Double.Parse(argv[i+3]);
if ((nsig = wfdb.isigopen(argv[0], null, 0)) < 1)
Environment.Exit(3);
WFDB_SiginfoArray s = new WFDB_SiginfoArray(nsig);
WFDB_SampleArray v = new WFDB_SampleArray(nsig);
if (wfdb.isigopen(argv[0], s.cast(), nsig) != nsig)
Environment.Exit(3);
if (wfdb.isigsettime(wfdb.strtim(argv[1])) < 0)
Environment.Exit(4);
if ((nsamp = wfdb.strtim(argv[2])) < 1) {
Console.WriteLine("example7: inappropriate value for duration");
Environment.Exit(5);
}
if (wfdb.osigopen("16l", s.cast(), (uint)nsig) != nsig)
Environment.Exit(6);
wfdb.sample(0, 0);
for (t = 0; t < nsamp && wfdb.sample_valid() == 1; t++) {
for (j = 0; j < nsig; j++) {
for (i = 0, vv = 0.0; i < nc; i++)
if (c[i] != 0.0) vv += c[i]*wfdb.sample((uint)j, t+i);
v.setitem(j, (int)vv);
}
if (wfdb.putvec(v.cast()) < 0) break;
}
wfdb.newheader("out");
wfdb.wfdbquit();
}