visualize:
http://vision.middlebury.edu/flow/submit/
1. engine error
'Layer conv1 has unknown engine'
modify: CUDNN -> CAFFE
https://github.com/BVLC/caffe/issues/2682
2. ‘RandomGeneratorParameter’ does not name a type, ’
https://github.com/lmb-freiburg/flownet2/issues/17
https://github.com/lmb-freiburg/flownet2
https://github.com/xmfbit/flownet2
3.
'Error parsing text-format caffe.NetParameter'
‘Nevermind, I forgot to source the env script!’
4.