bpmprocess/sample_to_time.c

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#include <bpm/bpm_messages.h>
#include <bpm/bpm_process.h>

int sample_to_time( double fs, int ns, int iS, double *t ) {

  if ( iS < 0. ) {
    *t = 0.;
    return BPM_SUCCESS;
  }
  
  if ( iS >= ns ) {
    *t = ( (double) ns - 0.5 ) / fs; // return time of last sample
    return BPM_SUCCESS;
  }

  *t = ( (double) iS + 0.5 ) / fs;
  
  return BPM_SUCCESS;
}

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