} else if (!strcmp(key, "TimeUnitNumerator")) {
fps.num = value_int / 1000;
} else if (!strcmp(key, "TimeUnitDenominator")) {
fps.den = value_int;
} else if (!strcmp(key, "SamplingFrequency")) {
} else if (!strcmp(key, "TimeUnitNumerator")) {
fps.num = value_int / 1000;
} else if (!strcmp(key, "TimeUnitDenominator")) {
fps.den = value_int;
} else if (!strcmp(key, "SamplingFrequency")) {