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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-30 04:03:09 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-05 23:16:54 +0200 |
| commit | 464288cc5ea891869e9546e1fc3ebeafc9629baa (patch) | |
| tree | 3c6494f097a7990413d9f50f1aa4d9c49147102f | |
| parent | 3a56bbe001fcd18faf7d5a05473447e54556797c (diff) | |
| download | ffmpeg-464288cc5ea891869e9546e1fc3ebeafc9629baa.tar.gz | |
avcodec/acelp_pitch_delay: Fix runtime error: value 4.83233e+39 is outside the range of representable values of type 'float'
Fixes: 1902/clusterfuzz-testcase-minimized-4762451407011840
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 87bddba43b725d43767f2a387cdea0936ac1b549)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/acelp_pitch_delay.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/acelp_pitch_delay.c b/libavcodec/acelp_pitch_delay.c index 3ecec01cbe..02a60e4ade 100644 --- a/libavcodec/acelp_pitch_delay.c +++ b/libavcodec/acelp_pitch_delay.c @@ -135,7 +135,7 @@ float ff_amr_set_fixed_gain(float fixed_gain_factor, float fixed_mean_energy, exp2f(M_LOG2_10 * 0.05 * (avpriv_scalarproduct_float_c(pred_table, prediction_error, 4) + energy_mean)) / - sqrtf(fixed_mean_energy); + sqrtf(fixed_mean_energy ? fixed_mean_energy : 1.0); // update quantified prediction error energy history memmove(&prediction_error[0], &prediction_error[1], |