[FFmpeg-cvslog] avfilter: Surround function only used in debug mode by appropriate #ifdef.

[Diego Biurrun]

ffmpeg | branch: master | Diego Biurrun <diego at biurrun.de> | Fri May 27 20:24:44 2011 +0200| [d6e0729b24de566a80554abbdf0aca1ed24de14b] | committer: Diego Biurrun

avfilter: Surround function only used in debug mode by appropriate #ifdef.

This fixes the warning:
libavfilter/avfilter.c:219: warning: ‘ff_get_ref_perms_string’ defined but not used

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d6e0729b24de566a80554abbdf0aca1ed24de14b
---

 libavfilter/avfilter.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index 0291503..abeae14 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -215,6 +215,7 @@ int avfilter_config_links(AVFilterContext *filter)
     return 0;
 }
 
+#ifdef DEBUG
 static char *ff_get_ref_perms_string(char *buf, size_t buf_size, int perms)
 {
     snprintf(buf, buf_size, "%s%s%s%s%s%s",
@@ -226,6 +227,7 @@ static char *ff_get_ref_perms_string(char *buf, size_t buf_size, int perms)
              perms & AV_PERM_NEG_LINESIZES ? "n" : "");
     return buf;
 }
+#endif
 
 static void ff_dlog_ref(void *ctx, AVFilterBufferRef *ref, int end)
 {