avformat/swfenc: use FFABS to instead of abs

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>

diff --git a/libavformat/swfenc.c b/libavformat/swfenc.c
index cada45ef9a7bf4e789e38ca3faa26485deb80a7f..f53db0fb2b3ff41d93151fbb6afc70a74933b920 100644 (file)
--- a/libavformat/swfenc.c
+++ b/libavformat/swfenc.c
@@ -69,7 +69,7 @@ static inline void max_nbits(int *nbits_ptr, int val)
 
     if (val == 0)
         return;
-    val = abs(val);
+    val = FFABS(val);
     n = 1;
     while (val != 0) {
         n++;