Sourcecode
#include <stdlib.h>
#include <ra.h>
int main(int argc, char *argv[])
{
ra_handle ra;
value_handle vh;
meas_handle meas;
rec_handle rec;
long l, num_ch;
double *buf = NULL;
/* initialize libRASCH */
ra = ra_lib_init();
if (ra == NULL)
{
printf("error initializing libRASCH\n");
return -1;
}
/* open measurement */
meas = ra_meas_open(ra, argv[1], 0);
if (meas == NULL)
{
printf("can't open measurement %s\n", argv[1]);
return -1;
}
/* get root recording */
rec = ra_rec_get_first(meas, 0);
if (rec == NULL)
{
printf("can't get recording-handle\n");
return -1;
}
/* get first 10000 samples for each channel */
vh = ra_value_malloc();
if (ra_info_get(rec, RA_INFO_REC_GEN_NUM_CHANNEL_L, vh) == 0)
num_ch = ra_value_get_long(vh);
buf = malloc(sizeof(double) * 10000);
for (l = 0; l < num_ch; l++)
{
long m, num_read;
num_read = ra_raw_get_unit(rec, l, 0, 10000, buf);
for (m = 0; m < num_read; m++)
; /* do something with every sample */
}
/* clean up */
free(buf);
ra_value_free(vh);
ra_meas_close(meas);
ra_lib_close(ra);
return 0;
} /* main() */
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