Try to handle invalid ffmpeg arguments more gracefully (fixes #77)

Instead of outright crashing, if the user has modified the ffmpeg arguments,
they are given the chance to re-try with the defaults.
This commit is contained in:
Jonas Herzig
2017-08-12 11:34:06 +02:00
parent a2f8c88a3d
commit b9ea572e19
6 changed files with 244 additions and 40 deletions