[Libav-user] How to precisely seek in an audio file

[Anton Shekhovtsov]

>
> Hello,
>
> Thank you for your help.
>
> That said, I'm only dealing with audio file (ogg and mp3), no video at all.
> And my goal is to set the current position to, let say, 27994.717
> milliseconds (well, as close as possible, if possible with an error margin
> below 1 millisecond), and start audio extraction from this very position
> (as I do in my code example
> <https://gist.github.com/mregnauld/2538d98308ad57eb75cfcd36aab5099a>).
>
> So what is the right way to achieve that? Is there any tutorial or example
> somewhere?
>
> Thanks.
>
>
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There is a lot of useful info in headers, check it.
I think in your case this is what you need to use:
-do not specify stream index
-do not specify any flags
-position is in AV_TIME_BASE units which is ns if I remember correctly.
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