[FFmpeg-user] error attempting 2 pass encoding using libx264

Carl Eugen Hoyos cehoyos at ag.or.at
Fri Feb 8 00:48:55 CET 2013

Nathan Lewis <nlewis <at> mail.crawford.com> writes:

> ==============   failure with -pass 1  =====================
> > ffmpeg -i "Split Track Audio Sample.mov" -c:v libx264 
> -f mov -pass 1 /dev/null

While the following command works fine here, I 
think two-pass encoding without a bitrate does 
not make sense.

$ ./ffmpeg -i fate-suite/svq3/Vertical400kbit.sorenson3.mov 
-acodec aac -pass 1 -strict -2 -f mov /dev/null

Carl Eugen

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