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-rw-r--r--thirdparty/opus/silk/float/SigProc_FLP.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/thirdparty/opus/silk/float/SigProc_FLP.h b/thirdparty/opus/silk/float/SigProc_FLP.h
index 953de8b09e..f0cb3733be 100644
--- a/thirdparty/opus/silk/float/SigProc_FLP.h
+++ b/thirdparty/opus/silk/float/SigProc_FLP.h
@@ -68,6 +68,13 @@ void silk_k2a_FLP(
opus_int32 order /* I prediction order */
);
+/* Solve the normal equations using the Levinson-Durbin recursion */
+silk_float silk_levinsondurbin_FLP( /* O prediction error energy */
+ silk_float A[], /* O prediction coefficients [order] */
+ const silk_float corr[], /* I input auto-correlations [order + 1] */
+ const opus_int order /* I prediction order */
+);
+
/* compute autocorrelation */
void silk_autocorrelation_FLP(
silk_float *results, /* O result (length correlationCount) */