[FFmpeg-user] stream copy video / re-enc audio

Carl Eugen Hoyos cehoyos at ag.or.at
Sat Sep 28 09:53:40 CEST 2013

Mike F <paziu <at> yahoo.com> writes:

> it fails with:
> [matroska  <at>  0x17d2440] Can't write packet with unknown timestamp
> av_interleaved_write_frame(): Invalid argument 

Please always provide your failing command line together with 
the complete, uncut console output when asking for support on 
this mailing list.
(I don't easily remember a question where mediainfo output 
was any help.)

Is the problem also reproducible with -acodec aac -strict -2 ?

Carl Eugen

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