From d36a3f5a78bb1e15bbaffc7b92dbeb6a50c28ca9 Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Mon, 10 Apr 2017 01:32:18 -0300
Subject: [PATCH] avformat/movenc: auto insert vp9_superframe bsf when needed

Experimental VP9 support was added to the muxer recently.

Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavformat/movenc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index a54aa879e9..9280dc8d23 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -6352,6 +6352,8 @@ static int mov_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
     if (st->codecpar->codec_id == AV_CODEC_ID_AAC) {
         if (pkt->size > 2 && (AV_RB16(pkt->data) & 0xfff0) == 0xfff0)
             ret = ff_stream_add_bitstream_filter(st, "aac_adtstoasc", NULL);
+    } else if (st->codecpar->codec_id == AV_CODEC_ID_VP9) {
+        ret = ff_stream_add_bitstream_filter(st, "vp9_superframe", NULL);
     }
 
     return ret;