[extractor/common] Extract author as uploader for VideoObject in _json_ld
[youtube-dl] / test / testdata / mpd /
drwxr-xr-x   ..
-rw-r--r-- 1715 float_duration.mpd
-rw-r--r-- 1744 unfragmented.mpd
-rw-r--r-- 22374 urls_only.mpd