Compute (log) Mel filter bank energies :param waveform: Input waveform. :param blackman_coeff: Constant coefficient for generalized Blackman

\brief Relinquishes ownership of the contained C object pointer The underlying object is not destroyed

Default implementation of GetExecutionProviderType that returns nullptr to default to the CPU provider

Default implementations of GetInputCharacteristic() and GetOutputCharacteristic() below (inputs and outputs are required by default)

Default implemention of GetInputMemoryType() that returns OrtMemTypeDefault

Declare list of session config entries used by this Custom Op. Implement this function in order to get configs from CustomOpBase::GetSessionConfigs().

Default implementation of GetVariadicInputHomegeneity() returns true to specify that all arguments to a variadic input should be of the same type.

Default implementation of GetVariadicInputMinArity() returns 1 to specify that a variadic input should expect at least 1 argument.

Default implementation of GetVariadicOutputHomegeneity() returns true to specify that all output values produced by a variadic output should be of the

Default implementation of GetVariadicOutputMinArity() returns 1 to specify that a variadic output should produce at least 1 output value.

Apply CMVN with mvn data

Compute liftering coefficients (scaling on cepstral coeffs) the zeroth index is C0, which is not affected. :param q: Number of lifters

Compute Mel banks. :param num_bins: Number of triangular mel-frequency bins :param sample_frequency: Waveform data sample frequency :par