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/third_party/ffmpeg/libavcodec/
H A Damrwbdec.c941 float diff_isf[LP_ORDER - 2], diff_mean; in extrapolate_isf() local
952 diff_mean = 0.0; in extrapolate_isf()
954 diff_mean += diff_isf[i] * (1.0f / (LP_ORDER - 4)); in extrapolate_isf()
959 corr_lag[i] = auto_correlation(diff_isf, diff_mean, i + 2); in extrapolate_isf()

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