detect_silence() [2/2]

MAYAFLUX_API std::vector< std::pair< size_t, size_t > > MayaFlux::detect_silence	(	const std::vector< double > &	data,
		double	threshold = 0.01,
		size_t	min_silence_duration = 1024
	)

Detect silence regions in single-channel data.

Parameters

data	Input data
threshold	Silence threshold (amplitude, default: 0.01)
min_silence_duration	Minimum silence length in samples (default: 1024)

Returns

Vector of (start, end) silence regions

Definition at line 902 of file Yantra.cpp.

{
    static const auto s_op = [] {
        auto e = std::make_shared<Yantra::FeatureExtractor<>>();
        e->set_extraction_method(Yantra::ExtractionMethod::SILENCE_DATA);
        return e;
    }();
    s_op->set_parameter("silence_threshold", threshold);
    s_op->set_parameter("min_duration", static_cast<uint32_t>(min_silence_duration));
    Yantra::Datum<std::vector<Kakshya::DataVariant>> input { { Kakshya::DataVariant(data) } };
    auto result = s_op->apply_operation(input);
    auto pos = result.template get_metadata<std::vector<std::pair<size_t, size_t>>>("window_positions");
    return pos.has_value() ? pos.value() : std::vector<std::pair<size_t, size_t>> {};
}

References MayaFlux::Yantra::SILENCE_DATA.

Referenced by detect_silence_per_channel().

Here is the caller graph for this function: