diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index b313510b25..ccd39ffa84 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -1354,12 +1354,12 @@ static int mov_write_uuid_tag_psp(AVIOContext *pb, MOVTrack *mov)
     return 0x34;
 }
 
-static int mov_write_udta_sdp(AVIOContext *pb, AVCodecContext *ctx, int index)
+static int mov_write_udta_sdp(AVIOContext *pb, AVFormatContext *ctx, int index)
 {
     char buf[1000] = "";
     int len;
 
-    ff_sdp_write_media(buf, sizeof(buf), ctx, NULL, NULL, 0, 0, NULL);
+    ff_sdp_write_media(buf, sizeof(buf), ctx->streams[0]->codec, NULL, NULL, 0, 0, ctx);
     av_strlcatf(buf, sizeof(buf), "a=control:streamid=%d\r\n", index);
     len = strlen(buf);
 
@@ -1387,7 +1387,7 @@ static int mov_write_trak_tag(AVIOContext *pb, MOVTrack *track, AVStream *st)
     if (track->mode == MODE_PSP)
         mov_write_uuid_tag_psp(pb,track);  // PSP Movies require this uuid box
     if (track->tag == MKTAG('r','t','p',' '))
-        mov_write_udta_sdp(pb, track->rtp_ctx->streams[0]->codec, track->trackID);
+        mov_write_udta_sdp(pb, track->rtp_ctx, track->trackID);
     if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO && track->mode == MODE_MOV) {
         double sample_aspect_ratio = av_q2d(st->sample_aspect_ratio);
         if (0.0 != sample_aspect_ratio && 1.0 != sample_aspect_ratio)