[FFmpeg-cvslog] avcodec/dct32_template: use M_SQRT1_2 instead of actual literal

[Ganesh Ajjanagadde]

ffmpeg | branch: master | Ganesh Ajjanagadde <gajjanagadde at gmail.com> | Tue Nov 10 22:26:25 2015 -0500| [ccf3c694032bd84c7672979fa89f437980d717ba] | committer: Ganesh Ajjanagadde

avcodec/dct32_template: use M_SQRT1_2 instead of actual literal

Fixed point value remains unchanged.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ccf3c694032bd84c7672979fa89f437980d717ba
---

 libavcodec/dct32_template.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/dct32_template.c b/libavcodec/dct32_template.c
index fb53d53..c70396e 100644
--- a/libavcodec/dct32_template.c
+++ b/libavcodec/dct32_template.c
@@ -73,7 +73,7 @@
 #define COS3_0 FIXHR(0.54119610014619698439/2)
 #define COS3_1 FIXHR(1.30656296487637652785/4)
 
-#define COS4_0 FIXHR(0.70710678118654752439/2)
+#define COS4_0 FIXHR(M_SQRT1_2/2)
 
 /* butterfly operator */
 #define BF(a, b, c, s)\