detect_onsets() [2/2]

MAYAFLUX_API std::vector< double > MayaFlux::detect_onsets	(	const std::vector< double > &	data,
		double	sample_rate = 48000.0,
		double	threshold = 0.1
	)

Detect onset times in single-channel signal.

Parameters

data	Input signal data
sample_rate	Sample rate for time calculation (default: 48000 Hz)
threshold	Energy threshold for onset detection (default: 0.1)

Returns

Vector of onset times in seconds

Definition at line 419 of file Yantra.cpp.

{
    std::span<const double> data_span(data.data(), data.size());
 
    auto onset_sample_positions = Yantra::find_onset_positions(
        data_span,
        1024,
        512,
        threshold);
 
    std::vector<double> onset_times;
    onset_times.reserve(onset_sample_positions.size());
    for (size_t sample_pos : onset_sample_positions) {
        onset_times.push_back(static_cast<double>(sample_pos) / sample_rate);
    }
 
    return onset_times;
}

References MayaFlux::Yantra::find_onset_positions().

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