ffmpeg | branch: release/4.3 | Guo Yejun | Wed Jun 10
13:36:11 2020 +0800| [dd273d359e45ab69398ac0dc41206d5f1a9371bf] | committer:
Guo, Yejun
dnn_backend_native: check operand index
it fixed the issue in https://trac.ffmpeg.org/ticket/8716
(cherry-pick from 0b3bd001ac1745d9d008a2d195817df57d7d
ffmpeg | branch: master | Guo Yejun | Wed Jun 10 13:36:11
2020 +0800| [0b3bd001ac1745d9d008a2d195817df57d7d1d14] | committer: Guo, Yejun
dnn_backend_native: check operand index
it fixed the issue in https://trac.ffmpeg.org/ticket/8716
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h
