[FFmpeg-cvslog] lavc/qsv_overlay: suppress code scan complain

[Zhong Li]

ffmpeg | branch: master | Zhong Li <zhong.li at intel.com> | Thu May 24 16:34:32 2018 +0800| [d96ae9d5ea1f47a437fc0663b0cc26ff5d4d5d31] | committer: Zhong Li

lavc/qsv_overlay: suppress code scan complain

Suppress the complain "variables 'pix_fmt' is used but maybe
uninitialized".

Signed-off-by: Zhong Li <zhong.li at intel.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d96ae9d5ea1f47a437fc0663b0cc26ff5d4d5d31
---

 libavfilter/vf_overlay_qsv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_overlay_qsv.c b/libavfilter/vf_overlay_qsv.c
index 20871786ee..9aabb594ba 100644
--- a/libavfilter/vf_overlay_qsv.c
+++ b/libavfilter/vf_overlay_qsv.c
@@ -160,7 +160,7 @@ release:
 
 static int have_alpha_planar(AVFilterLink *link)
 {
-    enum AVPixelFormat pix_fmt;
+    enum AVPixelFormat pix_fmt = link->format;
     const AVPixFmtDescriptor *desc;
     AVHWFramesContext *fctx;