[Libav-user] avcodec_open2 returns -22

[Taha Ansari]

On Mon, Jun 15, 2015 at 7:31 PM, Kevin J. Brooks <kbrooks at r2c-ss.com> wrote:

> I am having and issue with an audio codec.  When I call avcodec_open2 it
> returns -22.  I have not been able to discover what that code indicates.
>

Are you calling av_register_all(); before calling any other libav related
function? IIRC I used to get such error when I forgot calling
initialization function(s).

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