[FFmpeg-user] Creating CBR and Interlaced video

[Kosta Vlotis]

On Fri, Sep 28, 2012 at 5:08 AM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:
> Kosta Vlotis <kosta.brazzers <at> gmail.com> writes:
>
>> ffmpeg -async 2 -i .\pup.mp4 -c:v libx264 -vprofile main
>> -level 30 -refs 4 -b:v 2000k -minrate 2000k -maxrate 2000k
>> -bufsize 2000k -s 480x480 -aspect 4:3 -vf "tinterlace=merge"
>> -c:a ac3 -b:a 192k -ar 48k test.ts
>>
>> my understanding is that this command should produce an interlaced
>
>> video with a CFR frame rate.
>
> If you want constant frame rate, add a frame rate
> to your command line.
>
> Afaik, real-world codecs (like h264) can never be
> constant frame size (if that is what you mean), so
> I don't think setting minrate=maxrate makes sense.
>
> Carl Eugen
>
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ok.. anyone have idea about the interlacing?