diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 143a5be8db..abc22fd856 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -3381,6 +3381,32 @@ static int64_t mpegts_get_dts(AVFormatContext *s, int stream_index,
     return AV_NOPTS_VALUE;
 }
 
+int avpriv_mpegts_add_stream(AVFormatContext *s, int pid, uint32_t stream_type, int program)
+{
+    MpegTSContext *ts = s->priv_data;
+    MpegTSFilter *tss = ts->pids[pid];
+    PESContext *pes = NULL;
+    AVStream *st = NULL;
+
+    if (tss)
+        return -1;
+
+    pes = add_pes_stream(ts, pid, -1);
+    if (!pes)
+        return -1;
+
+    st = avformat_new_stream(pes->stream, NULL);
+    st->id = pes->pid;
+
+    if (!st)
+        return -1;
+
+    mpegts_set_stream_info(st, pes, stream_type, AV_RL32("HDMV"));
+    if (program >= 0)
+        av_program_add_stream_index(s, program, st->index);
+    return 0;
+}
+
 /**************************************************************/
 /* parsing functions - called from other demuxers such as RTP */
 
diff --git a/libavformat/mpegts.h b/libavformat/mpegts.h
index 14ae312c50..bfdb15b68c 100644
--- a/libavformat/mpegts.h
+++ b/libavformat/mpegts.h
@@ -232,4 +232,6 @@ int ff_parse_mpeg2_descriptor(AVFormatContext *fc, AVStream *st, int stream_type
  */
 int ff_check_h264_startcode(AVFormatContext *s, const AVStream *st, const AVPacket *pkt);
 
+int avpriv_mpegts_add_stream(AVFormatContext *s, int pid, uint32_t stream_type, int program);
+
 #endif /* AVFORMAT_MPEGTS_H */