[FFmpeg-cvslog] acelp_pitch_delay: add missing libm.h include for exp2()

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Sep  5 21:56:41 2012 +0200| [750cc3c0e555ffd6f14671f18b6582f7a403a617] | committer: Michael Niedermayer

acelp_pitch_delay: add missing libm.h include for exp2()

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=750cc3c0e555ffd6f14671f18b6582f7a403a617
---

 libavcodec/acelp_pitch_delay.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/acelp_pitch_delay.c b/libavcodec/acelp_pitch_delay.c
index 6c5293a..e488cc8 100644
--- a/libavcodec/acelp_pitch_delay.c
+++ b/libavcodec/acelp_pitch_delay.c
@@ -21,6 +21,7 @@
  */
 
 #include "libavutil/common.h"
+#include "libavutil/libm.h"
 #include "libavutil/mathematics.h"
 #include "avcodec.h"
 #include "dsputil.h"