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| author | Rostislav Pehlivanov <atomnuker@gmail.com> | 2017-06-22 22:37:53 +0100 |
|---|---|---|
| committer | Rostislav Pehlivanov <atomnuker@gmail.com> | 2017-06-22 22:37:53 +0100 |
| commit | 7e98da9c4f423a26929188aa0aba5b9b3c5989b0 (patch) | |
| tree | 5591653a634d72f629544427522ecf3875f22649 /libavcodec/opus_celt.c | |
| parent | 505cb8e390f275830f5f387020207aaf267be800 (diff) | |
| download | ffmpeg-7e98da9c4f423a26929188aa0aba5b9b3c5989b0.tar.gz | |
opus_celt: do not use double precision exp2
Signed-off-by: Rostislav Pehlivanov <atomnuker@gmail.com>
Diffstat (limited to 'libavcodec/opus_celt.c')
| -rw-r--r-- | libavcodec/opus_celt.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/opus_celt.c b/libavcodec/opus_celt.c index feb604d9af..23749a7d22 100644 --- a/libavcodec/opus_celt.c +++ b/libavcodec/opus_celt.c @@ -485,7 +485,7 @@ static void celt_denormalize(CeltFrame *f, CeltBlock *block, float *data) for (i = f->start_band; i < f->end_band; i++) { float *dst = data + (ff_celt_freq_bands[i] << f->size); - float norm = exp2(block->energy[i] + ff_celt_mean_energy[i]); + float norm = exp2f(block->energy[i] + ff_celt_mean_energy[i]); for (j = 0; j < ff_celt_freq_range[i] << f->size; j++) dst[j] *= norm; @@ -664,7 +664,7 @@ static void process_anticollapse(CeltFrame *f, CeltBlock *block, float *X) /* r needs to be multiplied by 2 or 2*sqrt(2) depending on LM because short blocks don't have the same energy as long */ - r = exp2(1 - Ediff); + r = exp2f(1 - Ediff); if (f->size == 3) r *= M_SQRT2; r = FFMIN(thresh, r) * sqrt_1; |