[FFmpeg-user] libx264 no video intra with MBAFF

Carl Eugen Hoyos cehoyos at ag.or.at
Sun Jul 10 20:56:45 EEST 2016

Jean-Yves LE GOUILL <jean-yves.le-gouill <at> numericable.fr> writes:

> I noticed GOP 1 is impossible with this command
> ffmpeg -i IN.avi -vcodec libx264 -b:v 20M  -r 25 -s 720:576 
> -pix_fmt yuv420p -flags +ilme+ildct  -g 1  -an OUT.mp4

Is this issue only reproducible with ffmpeg or also with 
the command line tool x264?
(ie: Is this an issue that can be fixed within FFmpeg or 
is this an issue within libx264, another software project?)

Carl Eugen

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