[FFmpeg-user] -f mkv cannot be used, why?

[Carl Eugen Hoyos]

Christoph Gerstbauer <christophgerstbauer <at> gmail.com> writes:

> why does FFmpeg me not allow to use the -f mkv syntax 
> when generating an mkv?

The name of the format is "matroska", see ffmpeg -formats

Carl Eugen