[FFmpeg-user] Intent of -copyinkf and non-key frames in video stream copy

Carl Eugen Hoyos cehoyos at ag.or.at
Sat Apr 20 11:28:53 CEST 2013

Doug Handy <doug <at> doughandy.com> writes:

> ‘-copyinkf[:stream_specifier] (output,per-stream)’
> When doing stream copy, copy also non-key frames 
> found at the beginning.
> I am not finding much more information about this 
> option at all. Perhaps it is wishful thinking on 
> my part and reading it to mean what I want it to 
> mean, but I was hoping this would mean that when 
> specified and your start location was not on a key 
> frame, that it would generate a proper keyframe

The option just allows you not to skip 
the initial non-keyframes when doing 

Carl Eugen

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