1) Minor correction in Viterbi. 2) Checked in interleaver structure

[debian/gnuradio] / gr-trellis / src / lib / trellis_viterbi_s.cc

diff --git a/gr-trellis/src/lib/trellis_viterbi_s.cc b/gr-trellis/src/lib/trellis_viterbi_s.cc
index 6180dabc3e7a3ddd3f05ad432402e8548d135b4f..f5a0705c2af67e22e9a6dc718761fdea45852b26 100644 (file)
--- a/gr-trellis/src/lib/trellis_viterbi_s.cc
+++ b/gr-trellis/src/lib/trellis_viterbi_s.cc
@@ -123,7 +123,7 @@ void viterbi_algorithm(const int I, const int S, const int O,
       minm=INF;
       minmi=0;
       for(int i=0;i<S;i++)
-          if((mm=trace[(K-1)*S+i])<minm) minm=mm,minmi=i;
+          if((mm=alpha[alphai*S+i])<minm) minm=mm,minmi=i;
       st=minmi;
   }
   else {