[FFmpeg-user] H264 IP-camera dump causes wrong duration/bitrate

[Carl Eugen Hoyos]

しらせ　けんじ <kenji <at> shirase.tk> writes:

> I got H264 livestream dump from my IP-camera with ffmpeg.
> The movies get shorter than real time in night time, 
> although the length is correct in day time.

Is the issue also reproducible if you encode instead 
of remuxing?
$ ffmpeg .... -vcodec mpeg4 -qscale 2 ...

Carl Eugen