1 files changed, 1 insertions, 2 deletions
diff --git a/libavformat/dv.c b/libavformat/dv.c
index 805f25271c..4106dfdce3 100644
--- a/libavformat/dv.c
+++ b/libavformat/dv.c
@@ -402,8 +402,7 @@ typedef struct RawDVContext {
     uint8_t         buf[DV_MAX_FRAME_SIZE];
 } RawDVContext;
 
-static int dv_read_header(AVFormatContext *s,
-                          AVFormatParameters *ap)
+static int dv_read_header(AVFormatContext *s)
 {
     unsigned state, marker_pos = 0;
     RawDVContext *c = s->priv_data;