Fix various unused variable warnings

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 1 insertions, 1 deletions

diff --git a/ffmpeg.c b/ffmpeg.c
index 3f4cc2fd04..29f6950d08 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -3720,7 +3720,7 @@ static void new_audio_stream(AVFormatContext *oc, int file_idx)
 static void new_data_stream(AVFormatContext *oc, int file_idx)
 {
     AVStream *st;
-    AVOutputStream *ost;
+    AVOutputStream *ost av_unused;
     AVCodec *codec=NULL;
     AVCodecContext *data_enc;