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Use saturating adds to avoid overflow

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When the addition overflowed, asserts were triggered later, where
the values were assumed to be non-negative.
This commit is contained in:
Martin Storsjo
2012-08-11 21:56:42 +03:00
parent 010c75901e
commit 6999980d67
1 changed files with 2 additions and 2 deletions
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4
libSBRenc/src/env_est.cpp
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@ -762,8 +762,8 @@ calculateSbrEnvelope (FIXP_DBL **RESTRICT YBufferLeft, /*! energy buffer left *
/* save energies */ /* save energies */
pNrgLeft[j] = nrgLeft; pNrgLeft[j] = nrgLeft;
pNrgRight[j] = nrgRight; pNrgRight[j] = nrgRight;
envNrgLeft += nrgLeft; envNrgLeft = fAddSaturate(envNrgLeft, nrgLeft);
envNrgRight += nrgRight; envNrgRight = fAddSaturate(envNrgRight, nrgRight);
} /* j */ } /* j */