lavc/qsvenc: return error with zero output

Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
1 year ago · e0a5c35270
parent a7f24d79b8
commit e0a5c35270
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/qsvenc.c
+++ b/libavcodec/qsvenc.c
@ -2584,7 +2584,7 @@ int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
            pict_type = AV_PICTURE_TYPE_P;
        else if (qpkt.bs->FrameType & MFX_FRAMETYPE_B || qpkt.bs->FrameType & MFX_FRAMETYPE_xB)
            pict_type = AV_PICTURE_TYPE_B;
-        else if (qpkt.bs->FrameType == MFX_FRAMETYPE_UNKNOWN) {
+        else if (qpkt.bs->FrameType == MFX_FRAMETYPE_UNKNOWN && qpkt.bs->DataLength) {
            pict_type = AV_PICTURE_TYPE_NONE;
            av_log(avctx, AV_LOG_WARNING, "Unknown FrameType, set pict_type to AV_PICTURE_TYPE_NONE.\n");
        } else {