<block> <name>Header/Payload Demux</name> <key>digital_header_payload_demux</key> <import>from gnuradio import digital</import> <make>digital.header_payload_demux( $header_len, $items_per_symbol, $guard_interval, $length_tag_key, $trigger_tag_key, $output_symbols, $(type.itemsize), $timing_tag_key, $samp_rate, $special_tags, $header_padding, )</make> <param> <name>Header Length (Symbols)</name> <key>header_len</key> <type>int</type> </param> <param> <name>Header Padding (Uncertainty / Symbols)</name> <key>header_padding</key> <value>0</value> <type>int</type> </param> <param> <name>Items per symbol</name> <key>items_per_symbol</key> <type>int</type> </param> <param> <name>Guard Interval (items)</name> <key>guard_interval</key> <value>0</value> <type>int</type> <hide>#if $guard_interval then 'none' else 'part'#</hide> </param> <param> <name>Length tag key</name> <key>length_tag_key</key> <value>"frame_len"</value> <type>string</type> </param> <param> <name>Trigger tag key</name> <key>trigger_tag_key</key> <value>""</value> <type>string</type> <hide>#if $trigger_tag_key then 'none' else 'part'#</hide> </param> <param> <name>Output Format</name> <key>output_symbols</key> <type>enum</type> <option> <name>Items</name> <key>False</key> </option> <option> <name>Symbols</name> <key>True</key> </option> </param> <param> <name>IO Type</name> <key>type</key> <type>enum</type> <option> <name>Complex</name> <key>complex</key> <opt>itemsize:gr.sizeof_gr_complex</opt> </option> <option> <name>Float</name> <key>float</key> <opt>itemsize:gr.sizeof_float</opt> </option> <option> <name>Int</name> <key>int</key> <opt>itemsize:gr.sizeof_int</opt> </option> <option> <name>Short</name> <key>short</key> <opt>itemsize:gr.sizeof_short</opt> </option> <option> <name>Byte</name> <key>byte</key> <opt>itemsize:gr.sizeof_char</opt> </option> </param> <param> <name>Timing tag key</name> <key>timing_tag_key</key> <value>"rx_time"</value> <type>string</type> </param> <param> <name>Sampling Rate</name> <key>samp_rate</key> <value>samp_rate</value> <type>int</type> </param> <param> <name>Special Tag Keys</name> <key>special_tags</key> <value>(,)</value> <type>raw</type> </param> <sink> <name>in</name> <type>$type</type> </sink> <sink> <name>trigger</name> <type>byte</type> <optional>1</optional> </sink> <sink> <name>header_data</name> <type>message</type> </sink> <source> <name>out_hdr</name> <type>$type</type> <vlen>{True: $items_per_symbol, False: 1}[$output_symbols]</vlen> </source> <source> <name>out_payload</name> <type>$type</type> <vlen>{True: $items_per_symbol, False: 1}[$output_symbols]</vlen> </source> </block>