[FFmpeg-user] Recommended x.264 preset for live x.264 encoding

dE . de.techno at gmail.com
Mon Feb 13 13:31:21 CET 2012

On 02/13/12 05:51, Stas Oskin wrote:
> Hi.
>   ultrafast is the fastest.
>>> Thanks, but this one seems to create High profile type, not play-able on
>>> mobiles.
>>> A lot of mobile devices have a limit to the bitrate of the video they can
>> play. Ultrafast give minimal compression but high bitrate but also requires
>> less processing power to decode.
>> Using ultrafast, you can reduce the quality using qp=<value>, reducing
>> resolution matters more to reduce the bitrate.
>> Another alternative, you may use superfast, fast etc...
> Thanks for the advice, I would love to give it a try, but it seems that
> after recent clean-up there are no longer such presets available in tree.
> Rather there are new preset format now in the "preset" tree.
> So is it safe to use "old" presets, or anything new can be suggested?
> Thanks again.
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Did you just compile from GIT? My version was Jan 5 2012, I'll recompile 
and test.

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