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   1 <?xml version="1.0"?>
   2 <!--
   3 ###################################################
   4 ##Trellis Viterbi Combined
   5 ###################################################
   6  -->
   7 <block>
   8         <name>Trellis Viterbi Combo</name>
   9         <key>trellis_viterbi_combined_xx</key>
  10         <import>from gnuradio import trellis</import>
  11         <make>trellis.viterbi_combined_$(type)$(out_type)(trellis.fsm($fsm_args), $block_size, $init_state, $final_state, $dim, $table, $metric_type)</make>
  12         <param>
  13                 <name>Input Type</name>
  14                 <key>type</key>
  15                 <type>enum</type>
  16                 <option>
  17                         <name>Complex</name>
  18                         <key>c</key>
  19                         <opt>io:complex</opt>
  20                         <opt>table:complex_vector</opt>
  21                 </option>
  22                 <option>
  23                         <name>Float</name>
  24                         <key>f</key>
  25                         <opt>io:float</opt>
  26                         <opt>table:real_vector</opt>
  27                 </option>
  28                 <option>
  29                         <name>Int</name>
  30                         <key>i</key>
  31                         <opt>io:int</opt>
  32                         <opt>table:int_vector</opt>
  33                 </option>
  34                 <option>
  35                         <name>Short</name>
  36                         <key>s</key>
  37                         <opt>io:short</opt>
  38                         <opt>table:int_vector</opt>
  39                 </option>
  40         </param>
  41         <param>
  42                 <name>Output Type</name>
  43                 <key>out_type</key>
  44                 <type>enum</type>
  45                 <option>
  46                         <name>Int</name>
  47                         <key>i</key>
  48                         <opt>io:int</opt>
  49                 </option>
  50                 <option>
  51                         <name>Short</name>
  52                         <key>s</key>
  53                         <opt>io:short</opt>
  54                 </option>
  55                 <option>
  56                         <name>Byte</name>
  57                         <key>b</key>
  58                         <opt>io:byte</opt>
  59                 </option>
  60         </param>
  61         <param>
  62                 <name>FSM Args</name>
  63                 <key>fsm_args</key>
  64                 <type>raw</type>
  65         </param>
  66         <param>
  67                 <name>Block Size</name>
  68                 <key>block_size</key>
  69                 <type>int</type>
  70         </param>
  71         <param>
  72                 <name>Initial State</name>
  73                 <key>init_state</key>
  74                 <value>-1</value>
  75                 <type>int</type>
  76         </param>
  77         <param>
  78                 <name>Final State</name>
  79                 <key>final_state</key>
  80                 <value>-1</value>
  81                 <type>int</type>
  82         </param>
  83         <param>
  84                 <name>Dimensionality</name>
  85                 <key>dim</key>
  86                 <type>int</type>
  87         </param>
  88         <param>
  89                 <name>Constellation</name>
  90                 <key>table</key>
  91                 <type>$type.table</type>
  92         </param>
  93         <param>
  94                 <name>Metric Type</name>
  95                 <key>metric_type</key>
  96                 <type>enum</type>
  97                 <option>
  98                         <name>Euclidean</name>
  99                         <key>trellis.TRELLIS_EUCLIDEAN</key>
 100                 </option>
 101                 <option>
 102                         <name>Hard Symbol</name>
 103                         <key>trellis.TRELLIS_HARD_SYMBOL</key>
 104                 </option>
 105                 <option>
 106                         <name>Hard Bit</name>
 107                         <key>trellis.TRELLIS_HARD_BIT</key>
 108                 </option>
 109         </param>
 110         <sink>
 111                 <name>in</name>
 112                 <type>$type.io</type>
 113         </sink>
 114         <source>
 115                 <name>out</name>
 116                 <type>$out_type.io</type>
 117         </source>
 118         <doc>
 119 Viterbi Decoder combined with metric calculation. \
 120 The fsm arguments are passed directly to the trellis.fsm() constructor.
 121         </doc>
 122 </block>