5 0 Detect page corners in a photo ( 2017-09-15 00:16:11 -0600 )
0 -5 Detect page corners in a photo ( 2017-09-15 00:16:09 -0600 )
5 0 Detect page corners in a photo ( 2017-09-15 00:16:09 -0600 )
0 -5 Detect page corners in a photo ( 2017-09-15 00:16:07 -0600 )
5 0 Detect page corners in a photo ( 2017-09-15 00:16:05 -0600 )