return error if frame_offset is negative, prevent segfault

[ffmpeg] / libavformat / ffmenc.c

diff --git a/libavformat/ffmenc.c b/libavformat/ffmenc.c
index ba4fa7c0b7b1f91b21085ef8ba50235537d4bfd3..d3008bf010fba433f997379697d5eb30bc8ebc98 100644 (file)
--- a/libavformat/ffmenc.c
+++ b/libavformat/ffmenc.c
@@ -21,7 +21,6 @@
 
 #include "avformat.h"
 #include "ffm.h"
-#include <unistd.h>
 
 /* disable pts hack for testing */
 int ffm_nopts = 0;