rresamp/example: providing more description in help
void usage()
{
printf("Usage: %s [OPTION]\n", __FILE__);
+ printf("Resample a signal at a rate P/Q\n");
printf(" -h : print help\n");
- printf(" -P <decim> : resampling rate (decimation), default: 3\n");
- printf(" -Q <interp> : resampling rate (interpolation), default: 5\n");
+ printf(" -P <decim> : decimation (output) rate, default: 3\n");
+ printf(" -Q <interp> : interpolation (input) rate, default: 5\n");
printf(" -m <len> : filter semi-length (delay), default: 12\n");
printf(" -w <bandwidth>: filter bandwidth, default: 0.5f\n");
printf(" -s <atten> : filter stop-band attenuation [dB], default: 60\n");
