Fixes a bug introduced by the previous commit

celt_ilog2() could be called with 0 which is undefined.
This commit is contained in:
Jean-Marc Valin 2012-04-07 23:03:24 -04:00
parent 178758b81a
commit 7aecadda2f

View file

@ -106,7 +106,7 @@ void pitch_downsample(celt_sig * restrict x[], opus_val16 * restrict x_lp,
opus_val16 lpc[4], mem[4]={0,0,0,0};
#ifdef FIXED_POINT
int shift;
opus_val32 maxabs = celt_maxabs32(x[0], len);
opus_val32 maxabs = MAX32(1, celt_maxabs32(x[0], len));
if (C==2)
maxabs = MAX32(maxabs, celt_maxabs32(x[1], len));
shift = IMAX(0,celt_ilog2(maxabs)-11);