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Akib Sayyed akibsayyed at gmail.comDear Sylvain In code provided above there is no *conv_tch_afs_XX_XX_next_term_state* &* conv_tch_afs_10_2_next_term_state*struct for some of bitrate so its giving wrong output for convolution decode. is it possible to give complete conv_tch_afs.c decode. On Thu, Jul 26, 2012 at 12:23 PM, Sylvain Munaut <246tnt at gmail.com> wrote: > > search some materials, find that the decode method of AFS convolutional > > code is different from the EFS`, it use RSC, and need SOVA(soft output > > viterbi algorithm). am i right? > > No. > > It _does_ use RSC (and the viterbi code in libosmocore supports RSC). > But that has nothing to do with SOVA and SOVA is _not_ required at > all. > > AFAIK, the AMR code I sent a while is correct. Just to be sure I > attached the latest version I have. I haven't tested all the modes but > at least 12.2 and 10.2 should be correct. > > Cheers, > > Sylvain > -- 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/20130223/c58de3a7/attachment.htm>