From 76fac0733436943db58bac8ac61b68b227e60df3 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Mon, 10 Sep 2012 22:34:18 +0200 Subject: [PATCH] mpegaudiodec: replace pow(2.0,...) by exp2() Signed-off-by: Michael Niedermayer --- libavcodec/mpegaudiodec.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c index 85079761df..2393da7c04 100644 --- a/libavcodec/mpegaudiodec.c +++ b/libavcodec/mpegaudiodec.c @@ -26,6 +26,7 @@ #include "libavutil/audioconvert.h" #include "libavutil/avassert.h" +#include "libavutil/libm.h" #include "avcodec.h" #include "get_bits.h" #include "mathops.h" @@ -394,7 +395,7 @@ static av_cold void decode_init_static(void) for (j = 0; j < 2; j++) { e = -(j + 1) * ((i + 1) >> 1); - f = pow(2.0, e / 4.0); + f = exp2(e / 4.0); k = i & 1; is_table_lsf[j][k ^ 1][i] = FIXR(f); is_table_lsf[j][k ][i] = FIXR(1.0);