[FFmpeg-user] Invalid duration specification for force_key_frames

[Frans Gouverne]

thanks, recompiling latest version of x264 and ffmpeg solved the problem!

Not sure what happened a few months ago, must have installed an old version
indeed.

Thanks for your help,

best regards, Frans



2015-09-03 15:39 GMT+02:00 Moritz Barsnick <barsnick at gmx.net>:

> On Thu, Sep 03, 2015 at 15:03:34 +0200, Frans Gouverne wrote:
> > *Hereby my output:*
> > ffmpeg version N-36084-g993c84e-xuggle-5.5 Copyright (c) 2000-2012 the
> > FFmpeg developers
> >   built on Jun 11 2015 13:08:14 with gcc 4.4.7 20120313 (Red Hat
> 4.4.7-11)
>
> I always have my problems decoding this N-36084-g993c84e stuff (why
> can't any of the git web interfaces search for g993c84e?), but from the
> copyright string, I think you are using an extremely old version of
> ffmpeg. Are you sure you are reading the documentation corresponding to
> that version, and not from the web? Web refers to latest.
>
> Anyway, please build from the latest git source or grab an ffmpeg
> binary built from very recent code. I assure you that it supports the
> "expr:" syntax.
>
> Moritz
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