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| ~gr_file_descriptor_source () |
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int | work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items) |
| just like gr_block::general_work, only this arranges to call consume_each for you More...
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void | forecast (int noutput_items, gr_vector_int &ninput_items_required) |
| Estimate input requirements given output request. More...
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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) |
| compute output items from input items More...
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int | fixed_rate_ninput_to_noutput (int ninput) |
| 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. More...
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int | fixed_rate_noutput_to_ninput (int noutput) |
| 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. More...
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virtual | ~gr_block () |
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unsigned | history () const |
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void | set_history (unsigned history) |
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bool | fixed_rate () const |
| Return true if this block has a fixed input to output rate. More...
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virtual bool | start () |
| Called to enable drivers, etc for i/o devices. More...
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virtual bool | stop () |
| Called to disable drivers, etc for i/o devices. More...
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void | set_output_multiple (int multiple) |
| Constrain the noutput_items argument passed to forecast and general_work. More...
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int | output_multiple () const |
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void | consume (int which_input, int how_many_items) |
| Tell the scheduler how_many_items of input stream which_input were consumed. More...
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void | consume_each (int how_many_items) |
| Tell the scheduler how_many_items were consumed on each input stream. More...
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void | produce (int which_output, int how_many_items) |
| Tell the scheduler how_many_items were produced on output stream which_output . More...
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void | set_relative_rate (double relative_rate) |
| Set the approximate output rate / input rate. More...
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double | relative_rate () const |
| return the approximate output rate / input rate More...
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uint64_t | nitems_read (unsigned int which_input) |
| Return the number of items read on input stream which_input. More...
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uint64_t | nitems_written (unsigned int which_output) |
| Return the number of items written on output stream which_output. More...
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tag_propagation_policy_t | tag_propagation_policy () |
| Asks for the policy used by the scheduler to moved tags downstream. More...
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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. More...
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gr_block_detail_sptr | detail () const |
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void | set_detail (gr_block_detail_sptr detail) |
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virtual | ~gr_basic_block () |
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long | unique_id () const |
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std::string | name () const |
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gr_io_signature_sptr | input_signature () const |
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gr_io_signature_sptr | output_signature () const |
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gr_basic_block_sptr | to_basic_block () |
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virtual bool | check_topology (int ninputs, int noutputs) |
| Confirm that ninputs and noutputs is an acceptable combination. More...
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template<typename T > |
void | set_msg_handler (T msg_handler) |
| Set the callback that is fired when messages are available. More...
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| gr_msg_accepter () |
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| ~gr_msg_accepter () |
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void | post (pmt::pmt_t msg) |
| send msg to msg_accepter More...
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| msg_accepter () |
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virtual | ~msg_accepter () |
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| gr_file_descriptor_source (size_t itemsize, int fd, bool repeat) |
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int | read_items (char *buf, int nitems) |
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int | handle_residue (char *buf, int nbytes_read) |
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void | flush_residue () |
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| gr_sync_block (void) |
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| gr_sync_block (const std::string &name, gr_io_signature_sptr input_signature, gr_io_signature_sptr output_signature) |
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| gr_block (void) |
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| gr_block (const std::string &name, gr_io_signature_sptr input_signature, gr_io_signature_sptr output_signature) |
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void | set_fixed_rate (bool fixed_rate) |
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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. More...
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void | add_item_tag (unsigned int which_output, const gr_tag_t &tag) |
| Adds a new tag onto the given output buffer. More...
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void | get_tags_in_range (std::vector< gr_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. More...
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void | get_tags_in_range (std::vector< gr_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. More...
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| gr_basic_block (void) |
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| gr_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. More...
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void | set_input_signature (gr_io_signature_sptr iosig) |
| may only be called during constructor More...
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void | set_output_signature (gr_io_signature_sptr iosig) |
| may only be called during constructor More...
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void | set_color (vcolor color) |
| Allow the flowgraph to set for sorting and partitioning. More...
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vcolor | color () const |
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Read stream from file descriptor.