On Wed, Dec 19, 2018 at 08:56:38PM +0200, Mykola Shchetinin wrote:

> So, the AMR header is hardcoded (0xf03c) and this hack won't to work with AMR 
> of
> a different bitrate or a different codec. And the problem that arise is how to
> form a header...

Please refer to http://osmocom.org/issues/1936 for more background and
http://git.osmocom.org/libosmocore/log/?h=laforge/iu_up for [untested] code
to parse and encode IuUP headers with CRC, etc.

-- 
- Harald Welte <[email protected]>           http://laforge.gnumonks.org/
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