double * shorttermaveragedarray;
int numbershortperiods;
int parameterstate = 0;
+ int leqnw = 0;
// This is a requirement of sndfile library, do not forget it.
memset(&sfinfo, 0, sizeof(sfinfo));
printf("Leq(M)10 data will be logged in the file leqmlog.txt\n");
continue;
+ }
+
+ if (strcmp(argv[in], "-leqnw") == 0) {
+ leqnw = 1;
+ in++;
+ printf("Leq(nW) - unweighted - will be outputted.\n");
+ continue;
+
}
if (strcmp(argv[in], "-buffersize") == 0) {
// mean of scalar sum over duration
meanoverduration(totsum);
+ if (leqnw) {
printf("Leq(noW): %.4f\n", totsum->rms); // Leq(no Weighting)
+ }
printf("Leq(M): %.4f\n", totsum->leqm);
if(timing) {
oldsum->leqm = 20*log10(oldsum->cmean) + 110.600;//
// and this must be right because M filter is -5.6 @ 1k Hz that is -25.6 dBFS and to have 85.0 as reference level we must add 25.56 + 85.00 that is 110.6 dB.
//this value is obtained calibrating with a -20 dBFS Dolby Tone (RMS) I think this is correct
- // + 113.6191; //this value is obtained calibrating with a -20 dBFS Dolby Tone
//But ISO 21727:2004(E) ask for a reference level "measured using an average responding meter". So reference level is not 0.707, but 0.637 = 2/pi
- //But this is only approximate as you should use a separate calibration according to the Dolby Format. Also for SW
- //the tone should be 100Hz
+ //This is only approximate as you should use a separate calibration according to the Dolby Format. Also for SW the tone should be 100Hz (?)
return 0;
}