[FFmpeg-user] FLV(Speex + H.264) --> MP4(AAC + H.264) Converstion

bat guano batguano999 at hotmail.com
Wed Dec 19 23:53:06 CET 2012

> I got this error: The encoder 'aac' is experimental but experimental codecs
> are not enabled, add '-strict -2' if you want to use it.
> So I ran this command: ffmpeg -i telecomcto.flv -c:v copy -c:a aac -strict
> -2 telecomctotest.mp4
> Then I got this error: Error while opening encoder for output stream #0:1 -
> maybe incorrect parameters such as bit_rate, rate, width or height
> Any further ideas?
Put in some parameters for the aac codec.
For example:
ffmpeg -i telecomcto.flv -c:v copy -c:a aac -strict -2 -b:a 64k -ar 44100 -ac 1 telecomctotest.mp4

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