diff --git a/libavcodec/codec.h b/libavcodec/codec.h
index 3d7a1f4c26..f96372f77a 100644
--- a/libavcodec/codec.h
+++ b/libavcodec/codec.h
@@ -281,7 +281,8 @@ typedef struct AVCodec {
      */
     int (*encode2)(struct AVCodecContext *avctx, struct AVPacket *avpkt,
                    const struct AVFrame *frame, int *got_packet_ptr);
-    int (*decode)(struct AVCodecContext *, void *outdata, int *outdata_size, struct AVPacket *avpkt);
+    int (*decode)(struct AVCodecContext *avctx, void *outdata,
+                  int *got_frame_ptr, struct AVPacket *avpkt);
     int (*close)(struct AVCodecContext *);
     /**
      * Encode API with decoupled frame/packet dataflow. This function is called