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/third_party/alsa-utils/bat/
H A Danalyze.c285 na->snr_db = 20.0 * log10f(tmp); in calculate_noise_one_period()
335 na.snr_db = SNR_DB_INVALID; in calculate_noise()
342 if (na.snr_db > bat->snr_thd_db) { in calculate_noise()
344 sum_snr_pc += 100.0 / powf(10.0, na.snr_db / 20.0); in calculate_noise()
H A Dcommon.h212 float snr_db; /* snr in dB */ member

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