[FFmpeg-user] ffmpeg mp4 encoding with cfr is not working

[Sangsu Baek]

Thank you Carl. OK.I agree.
I'm a newbie here.

Regarding below console log, fps value is not 15. It varies.
and so I'm guessing that it is the reason that recording 30 seconds doesn't
match real world's 30 seconds.
---
  Stream #0:0 -> #0:0 (rawvideo -> mpeg4)
Press [q] to stop, [?] for help
frame=  194 fps= 17 q=5.3 Lsize=     401kB time=00:00:12.93 bitrate= 254.0kbits/s    
video:399kB audio:0kB subtitle:0 global headers:0kB muxing overhead 0.405465%



On Jun 19, 2013, at 6:08 PM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> Sangsu Baek <sangsu.baek <at> gmail.com> writes:
> 
>> frame=  194 [...] time=00:00:12.93
> 
> If my calculator isn't fooling me, this shows 
> (exactly) 15fps, don't you agree?
> 
> Please do not top-post here, Carl Eugen
> 
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