shithub: opus

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Skips comb filter overlap when the parameters didn't change.

--- a/celt/celt.c

+++ b/celt/celt.c

@@ -199,6 +199,9 @@

    x2 = x[-T1  ];

    x3 = x[-T1-1];

    x4 = x[-T1-2];

+   /* If the filter didn't change, we don't need the overlap */

+   if (g0==g1 && T0==T1 && tapset0==tapset1)

+      overlap=0;

    for (i=0;i<overlap;i++)

    {

       opus_val16 f;