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   1 <?xml version="1.0"?>
   2 <!--
   3 ###################################################
   4 ##Trellis Encoder
   5 ###################################################
   6  -->
   7 <block>
   8         <name>Trellis Encoder</name>
   9         <key>trellis_encoder_xx</key>
  10         <import>from gnuradio import trellis</import>
  11         <make>trellis.encoder_$(type)(trellis.fsm($fsm_args), $init_state)</make>
  12         <param>
  13                 <name>Type</name>
  14                 <key>type</key>
  15                 <type>enum</type>
  16                 <option>
  17                         <name>Byte->Byte</name>
  18                         <key>bb</key>
  19                         <opt>input:byte</opt>
  20                         <opt>output:byte</opt>
  21                 </option>
  22                 <option>
  23                         <name>Byte->Short</name>
  24                         <key>bs</key>
  25                         <opt>input:byte</opt>
  26                         <opt>output:short</opt>
  27                 </option>
  28                 <option>
  29                         <name>Byte->Int</name>
  30                         <key>bi</key>
  31                         <opt>input:byte</opt>
  32                         <opt>output:int</opt>
  33                 </option>
  34                 <option>
  35                         <name>Short->Short</name>
  36                         <key>ss</key>
  37                         <opt>input:short</opt>
  38                         <opt>output:short</opt>
  39                 </option>
  40                 <option>
  41                         <name>Short->Int</name>
  42                         <key>si</key>
  43                         <opt>input:short</opt>
  44                         <opt>output:int</opt>
  45                 </option>
  46                 <option>
  47                         <name>Int->Int</name>
  48                         <key>ii</key>
  49                         <opt>input:int</opt>
  50                         <opt>output:int</opt>
  51                 </option>
  52         </param>
  53         <param>
  54                 <name>FSM Args</name>
  55                 <key>fsm_args</key>
  56                 <type>raw</type>
  57         </param>
  58         <param>
  59                 <name>Initial State</name>
  60                 <key>init_state</key>
  61                 <type>int</type>
  62         </param>
  63         <sink>
  64                 <name>in</name>
  65                 <type>$type.input</type>
  66         </sink>
  67         <source>
  68                 <name>out</name>
  69                 <type>$type.output</type>
  70         </source>
  71         <doc>
  72 The fsm arguments are passed directly to the trellis.fsm() constructor.
  73         </doc>
  74 </block>