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/tflite-micro-3.4.0-2.7.6/tensorflow/lite/experimental/microfrontend/lib/
Dnoise_reduction.c27 const uint32_t signal_scaled_up = signal[i] << state->smoothing_bits; in NoiseReductionApply() local
29 (((uint64_t)signal_scaled_up * smoothing) + in NoiseReductionApply()
35 if (estimate > signal_scaled_up) { in NoiseReductionApply()
36 estimate = signal_scaled_up; in NoiseReductionApply()
43 (signal_scaled_up - estimate) >> state->smoothing_bits; in NoiseReductionApply()