lavc/nellymoserdec: replace pow by exp2

exp2 suffices here.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
pull/235/head
Ganesh Ajjanagadde 9 years ago
parent 93afb338a4
commit a0ddebfedf
  1. 2
      libavcodec/nellymoserdec.c

@ -75,7 +75,7 @@ static void nelly_decode_block(NellyMoserDecodeContext *s,
for (i=0 ; i<NELLY_BANDS ; i++) {
if (i > 0)
val += ff_nelly_delta_table[get_bits(&s->gb, 5)];
pval = -pow(2, val/2048) * s->scale_bias;
pval = -exp2(val/2048) * s->scale_bias;
for (j = 0; j < ff_nelly_band_sizes_table[i]; j++) {
*bptr++ = val;
*pptr++ = pval;

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