B-frames that cannot be decoded will be properly skipped if field pictures are
used.
Fixes: c85508f5a91cc0caf18ba33c941536bf8b99b81b
Signed-off-by: otya <otya...@gmail.com>
---
libavcodec/mpeg12dec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c
index 0002f016e9..89faaa6f48 100644
--- a/libavcodec/mpeg12dec.c
+++ b/libavcodec/mpeg12dec.c
@@ -2458,7 +2458,7 @@ static int decode_chunks(AVCodecContext *avctx, AVFrame
*picture,
return AVERROR_INVALIDDATA;
}
- if (!s2->last_pic.ptr) {
+ if (!s2->last_pic.ptr || s2->last_pic.ptr->dummy) {
/* Skip B-frames if we do not have reference frames and
* GOP is not closed. */
if (s2->pict_type == AV_PICTURE_TYPE_B) {
--
2.25.1
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