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Akib Sayyed akibsayyed at gmail.comOkies I shall follow your instructions On Thu, Feb 28, 2013 at 6:43 PM, Harald Welte <laforge at gnumonks.org> wrote: > On Thu, Feb 28, 2013 at 05:54:27PM +0300, Akib Sayyed wrote: > > I tried studying TSM code layer1 and Osmocom layer1 for purpose of > > implementing them in cellphone it self but i as far as i know that init > of > > some variables required for amr are completed but couldnt be able to > > figure out what exactly part remaining . > > I remain with what I stated before: > > you first need to understand the detailed operation of AMR in the > context of GSM by studying the specs. I'm mostly talking about the > encoding of the various bits, signalling of codec mode changes, etc. - > not the mathematical background of the actual voice codec. It might > also help to study related documents like the IF2 and RTP formats for > AMR. > > Only with that backgorund knowledge _and_ knowledge of the TSM30 L1 code > as well as traces from actual AMR calls on A-bis and possibly Um, I > think you will be in a position to fully understand the porblem and > implement what is needed. > > Asking for somebody to explain every little detail for you is not the > way to solve any problem. If Sylvian, Dieter, Andreas or I sit down, > read the code + dosc, and give minute instructions what needs to be > done, this consumes more of our time than if we actuall implement it > ourselves. > > If you have _specific_ technical questions, please come back to the > list. If you have a specific question, please include a precise > reference to the chapter/section of the specification (+ exact version > of the document), the exact function or data structure you refer to. > > -- > - Harald Welte <laforge at gnumonks.org> > http://laforge.gnumonks.org/ > > ============================================================================ > "Privacy in residential applications is a desirable marketing option." > (ETSI EN 300 175-7 Ch. > A6) > -- Akib Sayyed Matrix-Shell akibsayyed at gmail.com akibsayyed at matrixshell.com Mob:- +91-966-514-2243 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/baseband-devel/attachments/20130302/458446ef/attachment.htm>