Others do not work, but nothing rejects them prior to this patch if the
parameters otherwise match

Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
 libavformat/mxfenc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c
index ccfa0d6341..71f4b5b905 100644
--- a/libavformat/mxfenc.c
+++ b/libavformat/mxfenc.c
@@ -2104,6 +2104,10 @@ static int mxf_write_header(AVFormatContext *s)
 
             sc->video_bit_rate = st->codecpar->bit_rate;
             if (s->oformat == &ff_mxf_d10_muxer) {
+                if (st->codecpar->codec_id != AV_CODEC_ID_MPEG2VIDEO) {
+                    av_log(s, AV_LOG_ERROR, "error MXF D-10 only support 
MPEG-2 Video\n");
+                    return -1;
+                }
                 if ((sc->video_bit_rate == 50000000) && (mxf->time_base.den == 
25)) {
                     sc->index = 3;
                 } else if ((sc->video_bit_rate == 49999840 || 
sc->video_bit_rate == 50000000) && (mxf->time_base.den != 25)) {
-- 
2.14.1

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