avcodec/mediacodecenc: Flush bsf after create extradata

Avoid leaving any data inside bsf while also avoid keep bsf in
EOF state.

Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/libavcodec/mediacodecenc.c b/libavcodec/mediacodecenc.c
index c87a0d86c5..bbf570e7be 100644
--- a/libavcodec/mediacodecenc.c
+++ b/libavcodec/mediacodecenc.c
@@ -681,6 +681,7 @@ bailout:
         s->eof_sent = 0;
         ff_AMediaCodec_flush(s->codec);
     }
+    av_bsf_flush(s->bsf);
     av_packet_free(&pkt);
     return ret;
 }