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avcodec/acelp_pitch_delay: Minor simplification by using ff_exp10()

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Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2018-12-31 21:21:42 +01:00
parent 1b6695354d
commit 044be48fae
1 changed files with 1 additions and 1 deletions
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libavcodec/acelp_pitch_delay.c
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@ -118,7 +118,7 @@ int16_t ff_acelp_decode_gain_code(
(mr_energy >> 15) - 25
);
#else
mr_energy = gain_corr_factor * exp(M_LN10 / (20 << 23) * mr_energy) /
mr_energy = gain_corr_factor * ff_exp10((double)mr_energy / (20 << 23)) /
sqrt(adsp->scalarproduct_int16(fc_v, fc_v, subframe_size));
return mr_energy >> 12;
#endif