ffmpeg: allow disabling streams by type for inputs

-vn/-an/-sn/-dn now works for input. Streams are still registered in
input_streams but they can't be automatically selected or mapped or
filtered.
This commit is contained in:
Gyan Doshi 2018-12-29 16:19:09 +05:30
parent 54109b1d14
commit 3ba5eef2c7