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| author | Martin Storsjo <martin@martin.st> | 2017-10-30 23:06:44 +0200 |
|---|---|---|
| committer | Martin Storsjo <martin@martin.st> | 2017-10-30 23:06:44 +0200 |
| commit | 1e3515e03e2dbdbd48dacc31ef75d25c201a4c51 (patch) | |
| tree | e688d513590f1bc1db74ed624620e14b47e679a2 | |
| parent | cf697df5ad1495f167181dec0976ee228bec6378 (diff) | |
| download | fdk-aac-1e3515e03e2dbdbd48dacc31ef75d25c201a4c51.tar.gz fdk-aac-1e3515e03e2dbdbd48dacc31ef75d25c201a4c51.tar.bz2 fdk-aac-1e3515e03e2dbdbd48dacc31ef75d25c201a4c51.zip | |
Fix an assertion failure (avoid division by zero) when encoding a particular input
| -rw-r--r-- | libAACenc/src/aacenc_tns.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libAACenc/src/aacenc_tns.cpp b/libAACenc/src/aacenc_tns.cpp index 5fcd309..3026d69 100644 --- a/libAACenc/src/aacenc_tns.cpp +++ b/libAACenc/src/aacenc_tns.cpp @@ -1147,6 +1147,9 @@ static INT FDKaacEnc_AutoToParcor( workBuffer++; } + if (input[0] == 0) + input[0] = 1; + tmp = fMult((FIXP_DBL)((LONG)TNS_PREDGAIN_SCALE<<21), fDivNorm(fAbs(autoCorr_0), fAbs(input[0]), &scale)); if ( fMultDiv2(autoCorr_0, input[0])<FL2FXCONST_DBL(0.0f) ) { tmp = -tmp; |