shithub: aubio

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add quadratic interpolation to yin
add quadratic interpolation to yin

--- a/src/pitchyin.c

+++ b/src/pitchyin.c

@@ -109,6 +109,7 @@

 			return vec_quadint_min(yin,period,1);

 		}

         }

-	return 0;

+	return vec_quadint_min(yin,vec_min_elem(yin),1);

+	//return 0;

 }