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author | Ganesh Ajjanagadde <gajjanagadde@gmail.com> | 2015-11-11 06:26:25 +0300 |
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committer | Ganesh Ajjanagadde <gajjanagadde@gmail.com> | 2015-11-23 00:16:16 +0300 |
commit | 824ba897bdd17d158842263fbd34481a4a3c6c43 (patch) | |
tree | e28f15267ae034223717822bbaffa90899767dd9 | |
parent | 94565f37919699ff1c6eaf684be85764452c0adc (diff) |
avcodec/cos_tablegen: use M_PI instead of actual literal
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
-rw-r--r-- | libavcodec/cos_tablegen.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavcodec/cos_tablegen.c b/libavcodec/cos_tablegen.c index 9af83f4d7d..dbd0cc0d97 100644 --- a/libavcodec/cos_tablegen.c +++ b/libavcodec/cos_tablegen.c @@ -24,6 +24,8 @@ #include <string.h> #include <math.h> +#include "libavutil/mathematics.h" + #define BITS 16 #define FLOATFMT "%.18e" #define FIXEDFMT "%6d" @@ -61,7 +63,7 @@ int main(int argc, char *argv[]) printf("#include \"libavcodec/%s\"\n", do_sin ? "rdft.h" : "fft.h"); for (i = 4; i <= BITS; i++) { int m = 1 << i; - double freq = 2*3.14159265358979323846/m; + double freq = 2*M_PI/m; printf("%s(%i) = {\n ", do_sin ? "SINTABLE" : "COSTABLE", m); for (j = 0; j < m/2 - 1; j++) { int idx = j > m/4 ? m/2 - j : j; |