23#ifndef INCLUDED_BLOCKS_TAG_GATE_H
24#define INCLUDED_BLOCKS_TAG_GATE_H
41 typedef boost::shared_ptr<tag_gate>
sptr;
49 static sptr make(
size_t item_size,
bool propagate_tags =
false);
Control tag propagation.
Definition: tag_gate.h:39
virtual void set_propagation(bool propagate_tags)=0
static sptr make(size_t item_size, bool propagate_tags=false)
boost::shared_ptr< tag_gate > sptr
Definition: tag_gate.h:41
virtual std::string single_key() const =0
Get the current single key.
virtual void set_single_key(const std::string &single_key)=0
Only gate stream tags with one specific key instead of all keys.
synchronous 1:1 input to output with history
Definition: sync_block.h:38
#define BLOCKS_API
Definition: gr-blocks/include/gnuradio/blocks/api.h:30
Include this header to use the message passing features.
Definition: basic_block.h:45