exp10, introduced recently, is superior for the purpose.
Signed-off-by: Ganesh Ajjanagadde <[email protected]>
---
libavcodec/wmaenc.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/libavcodec/wmaenc.c b/libavcodec/wmaenc.c
index faf0cb5..c2d2236 100644
--- a/libavcodec/wmaenc.c
+++ b/libavcodec/wmaenc.c
@@ -20,6 +20,7 @@
*/
#include "libavutil/attributes.h"
+#include "libavutil/libm.h"
#include "avcodec.h"
#include "internal.h"
@@ -132,7 +133,7 @@ static void init_exp(WMACodecContext *s, int ch, const int
*exp_param)
max_scale = 0;
while (q < q_end) {
/* XXX: use a table */
- v = pow(10, *exp_param++ *(1.0 / 16.0));
+ v = exp10(*exp_param++ *(1.0 / 16.0));
max_scale = FFMAX(max_scale, v);
n = *ptr++;
do {
@@ -227,7 +228,7 @@ static int encode_block(WMACodecContext *s, float
(*src_coefs)[BLOCK_MAX_SIZE],
coefs1 = s->coefs1[ch];
exponents = s->exponents[ch];
- mult = pow(10, total_gain * 0.05) / s->max_exponent[ch];
+ mult = exp10(total_gain * 0.05) / s->max_exponent[ch];
mult *= mdct_norm;
coefs = src_coefs[ch];
if (s->use_noise_coding && 0) {
--
2.6.4
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