x264opts does not accepts options without values
|Reported by:||burek||Owned by:||Michael Niedermayer|
|Blocking:||Reproduced by developer:||yes|
|Analyzed by developer:||no|
one of them is "thread-input", which has got no value, but ffmpeg's parser requires options to be in "key=value" format..
there are other options without value required, like: