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   1 <?xml version="1.0"?>
   2 <!--
   3 ###################################################
   4 ##Trellis SISO
   5 ###################################################
   6  -->
   7 <block>
   8         <name>Trellis SISO</name>
   9         <key>trellis_siso_f</key>
  10         <import>from gnuradio import trellis</import>
  11         <make>trellis.siso_f(trellis.fsm($fsm_args), $block_size, $init_state, $final_state, $a_post_in, $a_post_out, $siso_type)</make>
  12         <param>
  13                 <name>FSM Args</name>
  14                 <key>fsm_args</key>
  15                 <type>raw</type>
  16         </param>
  17         <param>
  18                 <name>Block Size</name>
  19                 <key>block_size</key>
  20                 <type>int</type>
  21         </param>
  22         <param>
  23                 <name>Initial State</name>
  24                 <key>init_state</key>
  25                 <value>-1</value>
  26                 <type>int</type>
  27         </param>
  28         <param>
  29                 <name>Final State</name>
  30                 <key>final_state</key>
  31                 <value>-1</value>
  32                 <type>int</type>
  33         </param>
  34         <param>
  35                 <name>A-posteriori In</name>
  36                 <key>a_post_in</key>
  37                 <type>enum</type>
  38                 <option>
  39                         <name>Yes</name>
  40                         <key>True</key>
  41                 </option>
  42                 <option>
  43                         <name>No</name>
  44                         <key>False</key>
  45                 </option>
  46         </param>
  47         <param>
  48                 <name>A-posteriori Out</name>
  49                 <key>a_post_out</key>
  50                 <type>enum</type>
  51                 <option>
  52                         <name>Yes</name>
  53                         <key>True</key>
  54                 </option>
  55                 <option>
  56                         <name>No</name>
  57                         <key>False</key>
  58                 </option>
  59         </param>
  60         <param>
  61                 <name>SISO Type</name>
  62                 <key>siso_type</key>
  63                 <type>enum</type>
  64                 <option>
  65                         <name>Min Sum</name>
  66                         <key>trellis.TRELLIS_MIN_SUM</key>
  67                 </option>
  68                 <option>
  69                         <name>Sum Product</name>
  70                         <key>trellis.TRELLIS_SUM_PRODUCT</key>
  71                 </option>
  72         </param>
  73         <sink>
  74                 <name>in</name>
  75                 <type>float</type>
  76         </sink>
  77         <source>
  78                 <name>out</name>
  79                 <type>float</type>
  80         </source>
  81         <doc>
  82 BCJR Algorithm. \
  83 The fsm arguments are passed directly to the trellis.fsm() constructor.
  84         </doc>
  85 </block>