keras/src/layers/preprocessing/audio_preprocessing.py/MelSpectrogram/get_config
class MelSpectrogram:    def get_config(self):
        config = super().get_config()
        config.update(
            {
                "fft_length": self.fft_length,
                "sequence_stride": self.sequence_stride,
                "sequence_length": self.sequence_length,
                "window": self.window,
                "sampling_rate": self.sampling_rate,
                "num_mel_bins": self.num_mel_bins,
                "min_freq": self.min_freq,
                "max_freq": self.max_freq,
                "power_to_db": self.power_to_db,
                "top_db": self.top_db,
                "mag_exp": self.mag_exp,
                "min_power": self.min_power,
                "ref_power": self.ref_power,
            }
        )
        return config