|  | 
| virtual float | rate () const =0 | 
| virtual float | reference () const =0 | 
| virtual float | gain () const =0 | 
| virtual float | max_gain () const =0 | 
| virtual void | set_rate (float rate)=0 | 
| virtual void | set_reference (float reference)=0 | 
| virtual void | set_gain (float gain)=0 | 
| virtual void | set_max_gain (float max_gain)=0 | 
| virtual int | work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)=0 | 
|  | just like gr::block::general_work, only this arranges to call consume_each for you 
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| void | forecast (int noutput_items, gr_vector_int &ninput_items_required) override | 
|  | Estimate input requirements given output request. 
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| int | general_work (int noutput_items, gr_vector_int &ninput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items) override | 
|  | compute output items from input items 
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| int | fixed_rate_ninput_to_noutput (int ninput) override | 
|  | Given ninput samples, return number of output samples that will be produced. N.B. this is only defined if fixed_rate returns true. Generally speaking, you don't need to override this. 
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| int | fixed_rate_noutput_to_ninput (int noutput) override | 
|  | Given noutput samples, return number of input samples required to produce noutput. N.B. this is only defined if fixed_rate returns true. Generally speaking, you don't need to override this. 
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|  | ~block () override | 
| unsigned | history () const | 
| void | set_history (unsigned history) | 
| void | declare_sample_delay (int which, unsigned delay) | 
| void | declare_sample_delay (unsigned delay) | 
| unsigned | sample_delay (int which) const | 
| bool | fixed_rate () const | 
|  | Return true if this block has a fixed input to output rate. 
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| virtual bool | start () | 
|  | Called to enable drivers, etc for i/o devices. 
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| virtual bool | stop () | 
|  | Called to disable drivers, etc for i/o devices. 
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| void | set_output_multiple (int multiple) | 
|  | Constrain the noutput_items argument passed to forecast and general_work. 
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| int | output_multiple () const | 
| bool | output_multiple_set () const | 
| void | set_alignment (int multiple) | 
|  | Constrains buffers to work on a set item alignment (for SIMD) 
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| int | alignment () const | 
| void | set_unaligned (int na) | 
| int | unaligned () const | 
| void | set_is_unaligned (bool u) | 
| bool | is_unaligned () const | 
| void | consume (int which_input, int how_many_items) | 
|  | Tell the scheduler how_many_itemsof input streamwhich_inputwere consumed.
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| void | consume_each (int how_many_items) | 
|  | Tell the scheduler how_many_itemswere consumed on each input stream.
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| void | produce (int which_output, int how_many_items) | 
|  | Tell the scheduler how_many_itemswere produced on output streamwhich_output.
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| void | set_relative_rate (double relative_rate) | 
|  | Set the approximate output rate / input rate. 
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| void | set_inverse_relative_rate (double inverse_relative_rate) | 
|  | Set the approximate output rate / input rate using its reciprocal. 
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| void | set_relative_rate (uint64_t interpolation, uint64_t decimation) | 
|  | Set the approximate output rate / input rate as an integer ratio. 
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| double | relative_rate () const | 
|  | return the approximate output rate / input rate 
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| uint64_t | relative_rate_i () const | 
|  | return the numerator, or interpolation rate, of the approximate output rate / input rate 
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| uint64_t | relative_rate_d () const | 
|  | return the denominator, or decimation rate, of the approximate output rate / input rate 
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| mpq_class & | mp_relative_rate () | 
|  | return a reference to the multiple precision rational representation of the approximate output rate / input rate 
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| uint64_t | nitems_read (unsigned int which_input) | 
|  | Return the number of items read on input stream which_input. 
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| uint64_t | nitems_written (unsigned int which_output) | 
|  | Return the number of items written on output stream which_output. 
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| tag_propagation_policy_t | tag_propagation_policy () | 
|  | Asks for the policy used by the scheduler to moved tags downstream. 
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| void | set_tag_propagation_policy (tag_propagation_policy_t p) | 
|  | Set the policy by the scheduler to determine how tags are moved downstream. 
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| int | min_noutput_items () const | 
|  | Return the minimum number of output items this block can produce during a call to work. 
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| void | set_min_noutput_items (int m) | 
|  | Set the minimum number of output items this block can produce during a call to work. 
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| int | max_noutput_items () | 
|  | Return the maximum number of output items this block will handle during a call to work. 
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| void | set_max_noutput_items (int m) | 
|  | Set the maximum number of output items this block will handle during a call to work. 
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| void | unset_max_noutput_items () | 
|  | Clear the switch for using the max_noutput_items value of this block. 
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| bool | is_set_max_noutput_items () | 
|  | Ask the block if the flag is or is not set to use the internal value of max_noutput_items during a call to work. 
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| void | expand_minmax_buffer (int port) | 
| long | max_output_buffer (size_t i) | 
|  | Returns max buffer size on output port i.
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| void | set_max_output_buffer (long max_output_buffer) | 
|  | Request limit on max buffer size on all output ports. 
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| void | set_max_output_buffer (int port, long max_output_buffer) | 
|  | Request limit on max buffer size on output port port.
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| long | min_output_buffer (size_t i) | 
|  | Returns min buffer size on output port i.
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| void | set_min_output_buffer (long min_output_buffer) | 
|  | Request limit on the minimum buffer size on all output ports. 
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| void | set_min_output_buffer (int port, long min_output_buffer) | 
|  | Request limit on min buffer size on output port port.
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| void | set_blkd_input_timer_value (unsigned int timer_value_ms) | 
|  | DEPRECATED Configure the timer set when input is blocked port.
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| unsigned int | blkd_input_timer_value () | 
|  | DEPRECATED Returns timer value set when input is blocked. 
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| void | allocate_detail (int ninputs, int noutputs, const std::vector< int > &downstream_max_nitems_vec, const std::vector< uint64_t > &downstream_lcm_nitems_vec, const std::vector< uint32_t > &downstream_max_out_mult_vec) | 
|  | Allocate the block_detail and necessary output buffers for this block. 
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| buffer_sptr | replace_buffer (size_t src_port, size_t dst_port, block_sptr block_owner) | 
|  | Replace the block's buffer with a new one owned by the block_owner parameter. 
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| float | pc_noutput_items () | 
|  | Gets instantaneous noutput_items performance counter. 
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| float | pc_noutput_items_avg () | 
|  | Gets average noutput_items performance counter. 
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| float | pc_noutput_items_var () | 
|  | Gets variance of noutput_items performance counter. 
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| float | pc_nproduced () | 
|  | Gets instantaneous num items produced performance counter. 
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| float | pc_nproduced_avg () | 
|  | Gets average num items produced performance counter. 
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| float | pc_nproduced_var () | 
|  | Gets variance of num items produced performance counter. 
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| float | pc_input_buffers_full (int which) | 
|  | Gets instantaneous fullness of whichinput buffer.
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| float | pc_input_buffers_full_avg (int which) | 
|  | Gets average fullness of whichinput buffer.
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| float | pc_input_buffers_full_var (int which) | 
|  | Gets variance of fullness of whichinput buffer.
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| std::vector< float > | pc_input_buffers_full () | 
|  | Gets instantaneous fullness of all input buffers. 
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| std::vector< float > | pc_input_buffers_full_avg () | 
|  | Gets average fullness of all input buffers. 
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| std::vector< float > | pc_input_buffers_full_var () | 
|  | Gets variance of fullness of all input buffers. 
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| float | pc_output_buffers_full (int which) | 
|  | Gets instantaneous fullness of whichoutput buffer.
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| float | pc_output_buffers_full_avg (int which) | 
|  | Gets average fullness of whichoutput buffer.
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| float | pc_output_buffers_full_var (int which) | 
|  | Gets variance of fullness of whichoutput buffer.
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| std::vector< float > | pc_output_buffers_full () | 
|  | Gets instantaneous fullness of all output buffers. 
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| std::vector< float > | pc_output_buffers_full_avg () | 
|  | Gets average fullness of all output buffers. 
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| std::vector< float > | pc_output_buffers_full_var () | 
|  | Gets variance of fullness of all output buffers. 
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| float | pc_work_time () | 
|  | Gets instantaneous clock cycles spent in work. 
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| float | pc_work_time_avg () | 
|  | Gets average clock cycles spent in work. 
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| float | pc_work_time_var () | 
|  | Gets average clock cycles spent in work. 
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| float | pc_work_time_total () | 
|  | Gets total clock cycles spent in work. 
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| float | pc_throughput_avg () | 
|  | Gets average throughput. 
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| void | reset_perf_counters () | 
|  | Resets the performance counters. 
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| void | setup_pc_rpc () | 
|  | Sets up export of perf. counters to ControlPort. Only called by the scheduler. 
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| bool | is_pc_rpc_set () const | 
|  | Checks if this block is already exporting perf. counters to ControlPort. 
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| void | no_pc_rpc () | 
|  | If the block calls this in its constructor, it's perf. counters will not be exported. 
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| void | set_processor_affinity (const std::vector< int > &mask) override | 
|  | Set the thread's affinity to processor core n.
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| void | unset_processor_affinity () override | 
|  | Remove processor affinity to a specific core. 
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| std::vector< int > | processor_affinity () override | 
|  | Get the current processor affinity. 
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| int | active_thread_priority () | 
|  | Get the current thread priority in use. 
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| int | thread_priority () | 
|  | Get the current thread priority stored. 
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| int | set_thread_priority (int priority) | 
|  | Set the current thread priority. 
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| bool | update_rate () const | 
| void | system_handler (pmt::pmt_t msg) | 
|  | the system message handler 
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| void | set_log_level (const std::string &level) override | 
|  | Set the logger's output level. 
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| std::string | log_level () override | 
|  | Get the logger's output level. 
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| bool | finished () | 
|  | returns true when execution has completed due to a message connection 
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| block_detail_sptr | detail () const | 
| void | set_detail (block_detail_sptr detail) | 
| void | notify_msg_neighbors () | 
|  | Tell msg neighbors we are finished. 
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| void | clear_finished () | 
|  | Make sure we don't think we are finished. 
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| std::string | identifier () const | 
| pmt::pmt_t | message_subscribers (pmt::pmt_t port) | 
|  | ~basic_block () override | 
| long | unique_id () const | 
| long | symbolic_id () const | 
| std::string | name () const | 
| std::string | symbol_name () const | 
| std::string | identifier () const | 
| gr::io_signature::sptr | input_signature () const | 
| gr::io_signature::sptr | output_signature () const | 
| basic_block_sptr | to_basic_block () | 
| bool | alias_set () const | 
| std::string | alias () const | 
| pmt::pmt_t | alias_pmt () const | 
| void | set_block_alias (std::string name) | 
| void | message_port_register_in (pmt::pmt_t port_id) | 
| void | message_port_register_out (pmt::pmt_t port_id) | 
| void | message_port_pub (pmt::pmt_t port_id, pmt::pmt_t msg) | 
| void | message_port_sub (pmt::pmt_t port_id, pmt::pmt_t target) | 
| void | message_port_unsub (pmt::pmt_t port_id, pmt::pmt_t target) | 
| virtual bool | message_port_is_hier (pmt::pmt_t port_id) | 
| virtual bool | message_port_is_hier_in (pmt::pmt_t port_id) | 
| virtual bool | message_port_is_hier_out (pmt::pmt_t port_id) | 
| pmt::pmt_t | message_ports_in () | 
|  | Get input message port names. 
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| pmt::pmt_t | message_ports_out () | 
|  | Get output message port names. 
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| void | _post (pmt::pmt_t which_port, pmt::pmt_t msg) | 
| bool | empty_p (pmt::pmt_t which_port) | 
|  | is the queue empty? 
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| bool | empty_p () | 
| bool | empty_handled_p (pmt::pmt_t which_port) | 
|  | are all msg ports with handlers empty? 
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| bool | empty_handled_p () | 
| size_t | nmsgs (pmt::pmt_t which_port) | 
|  | How many messages in the queue? 
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| void | insert_tail (pmt::pmt_t which_port, pmt::pmt_t msg) | 
| pmt::pmt_t | delete_head_nowait (pmt::pmt_t which_port) | 
| msg_queue_t::iterator | get_iterator (pmt::pmt_t which_port) | 
| void | erase_msg (pmt::pmt_t which_port, msg_queue_t::iterator it) | 
| virtual bool | has_msg_port (pmt::pmt_t which_port) | 
| const msg_queue_map_t & | get_msg_map (void) const | 
| void | add_rpc_variable (rpcbasic_sptr s) | 
|  | Add an RPC variable (get or set). 
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| virtual void | setup_rpc () | 
|  | Set up the RPC registered variables. 
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| bool | is_rpc_set () | 
|  | Ask if this block has been registered to the RPC. 
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| void | rpc_set () | 
|  | When the block is registered with the RPC, set this. 
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| virtual bool | check_topology (int ninputs, int noutputs) | 
|  | Confirm that ninputs and noutputs is an acceptable combination. 
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| template<typename T> | 
| void | set_msg_handler (pmt::pmt_t which_port, T msg_handler) | 
|  | Set the callback that is fired when messages are available. 
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|  | msg_accepter () | 
|  | ~msg_accepter () override | 
| void | post (pmt::pmt_t which_port, pmt::pmt_t msg) override | 
|  | send msgtomsg_accepteron portwhich_port
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|  | msg_accepter () | 
|  | 
| enum | vcolor { WHITE
, GREY
, BLACK
 } | 
|  | sync_block (void) | 
|  | sync_block (const std::string &name, gr::io_signature::sptr input_signature, gr::io_signature::sptr output_signature) | 
|  | block (void) | 
|  | block (const std::string &name, gr::io_signature::sptr input_signature, gr::io_signature::sptr output_signature) | 
| void | set_fixed_rate (bool fixed_rate) | 
| void | add_item_tag (unsigned int which_output, uint64_t abs_offset, const pmt::pmt_t &key, const pmt::pmt_t &value, const pmt::pmt_t &srcid=pmt::PMT_F) | 
|  | Adds a new tag onto the given output buffer. 
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| void | add_item_tag (unsigned int which_output, const tag_t &tag) | 
|  | Adds a new tag onto the given output buffer. 
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| void | remove_item_tag (unsigned int which_input, uint64_t abs_offset, const pmt::pmt_t &key, const pmt::pmt_t &value, const pmt::pmt_t &srcid=pmt::PMT_F) | 
|  | DEPRECATED. Will be removed in 3.8. 
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| void | remove_item_tag (unsigned int which_input, const tag_t &tag) | 
|  | DEPRECATED. Will be removed in 3.8. 
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| void | get_tags_in_range (std::vector< tag_t > &v, unsigned int which_input, uint64_t abs_start, uint64_t abs_end) | 
|  | Given a [start,end), returns a vector of all tags in the range. 
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| void | get_tags_in_range (std::vector< tag_t > &v, unsigned int which_input, uint64_t abs_start, uint64_t abs_end, const pmt::pmt_t &key) | 
|  | Given a [start,end), returns a vector of all tags in the range with a given key. 
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| void | get_tags_in_window (std::vector< tag_t > &v, unsigned int which_input, uint64_t rel_start, uint64_t rel_end) | 
|  | Gets all tags within the relative window of the current call to work. 
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| void | get_tags_in_window (std::vector< tag_t > &v, unsigned int which_input, uint64_t rel_start, uint64_t rel_end, const pmt::pmt_t &key) | 
|  | Operates like gr::block::get_tags_in_window with the ability to only return tags with the specified key.
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| void | enable_update_rate (bool en) | 
| buffer_sptr | allocate_buffer (size_t port, int downstream_max_nitems, uint64_t downstream_lcm_nitems, uint32_t downstream_max_out_mult) | 
|  | Allocate a buffer for the given output port of this block. Note that the downstream max number of items must be passed in to this function for consideration. 
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|  | basic_block (void) | 
|  | basic_block (const std::string &name, gr::io_signature::sptr input_signature, gr::io_signature::sptr output_signature) | 
|  | Protected constructor prevents instantiation by non-derived classes. 
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| void | set_input_signature (gr::io_signature::sptr iosig) | 
|  | may only be called during constructor 
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| void | set_output_signature (gr::io_signature::sptr iosig) | 
|  | may only be called during constructor 
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| void | set_color (vcolor color) | 
|  | Allow the flowgraph to set for sorting and partitioning. 
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| vcolor | color () const | 
| virtual bool | has_msg_handler (pmt::pmt_t which_port) | 
|  | Tests if there is a handler attached to port which_port.
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| virtual void | dispatch_msg (pmt::pmt_t which_port, pmt::pmt_t msg) | 
| template<typename Derived> | 
| std::shared_ptr< Derived > | shared_from_base () | 
|  | This is meant to be called by derived classes (e.g. block) to get a shared pointer internally. This is needed because std::enable_shared_from_this doesn't seem to work with derived classes in an inheritance hierarchy. 
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| std::vector< long > | d_max_output_buffer | 
| std::vector< long > | d_min_output_buffer | 
| unsigned int | d_blkd_input_timer_value = 250 | 
| gr::thread::mutex | d_setlock | 
| const pmt::pmt_t | d_pmt_done | 
| const pmt::pmt_t | d_system_port | 
| std::string | d_name | 
| gr::io_signature::sptr | d_input_signature | 
| gr::io_signature::sptr | d_output_signature | 
| long | d_unique_id | 
| long | d_symbolic_id | 
| std::string | d_symbol_name | 
| std::string | d_symbol_alias | 
| vcolor | d_color | 
| bool | d_rpc_set | 
| gr::logger_ptr | d_logger | 
| gr::logger_ptr | d_debug_logger | 
|  | Default logger. 
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| msg_queue_map_t | msg_queue | 
|  | Verbose logger. 
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| std::vector< rpcbasic_sptr > | d_rpc_vars | 
| pmt::pmt_t | d_message_subscribers |