avcodec/dct32_template: use M_SQRT1_2 instead of actual literal

Fixed point value remains unchanged. Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
9 years ago · ccf3c69403
parent 824ba897bd
commit ccf3c69403
1 changed files with 1 additions and 1 deletions
--- 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)\