Merge the 2 ANSI ESC codes.

Originally committed as revision 22952 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavutil/log.c

@@ -40,7 +40,7 @@ int av_log_level = AV_LOG_INFO;
 #undef fprintf
 static void colored_fputs(int color, const char *str){
     if(isatty(2)){
-        fprintf(stderr, "\033[%dm\033[3%dm", color>>4, color&15);
+        fprintf(stderr, "\033[%d;3%dm", color>>4, color&15);
     }
     fputs(str, stderr);
     if(isatty(2)){