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avcodec/nellymoserenc: use log2 instead of log()/M_LN2

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This is likely more precise and conveys the intent better.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
This commit is contained in:
Ganesh Ajjanagadde 2015-10-29 00:06:00 -04:00
parent 4870d8518a
commit 68ba63ebd5
1 changed files with 1 additions and 1 deletions
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2
libavcodec/nellymoserenc.c
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@ -318,7 +318,7 @@ static void encode_block(NellyMoserEncodeContext *s, unsigned char *output, int
+ s->mdct_out[i + NELLY_BUF_LEN] * s->mdct_out[i + NELLY_BUF_LEN];
}
cand[band] =
log(FFMAX(1.0, coeff_sum / (ff_nelly_band_sizes_table[band] << 7))) * 1024.0 / M_LN2;
log2(FFMAX(1.0, coeff_sum / (ff_nelly_band_sizes_table[band] << 7))) * 1024.0;
}
if (s->avctx->trellis) {