gr_head Class Reference
[Samples Flow Control]

copies the first N items to the output then signals done

Useful for building test cases More...

#include <gr_head.h>

Inheritance diagram for gr_head:

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Collaboration diagram for gr_head:

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List of all members.

Public Member Functions

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

Friends

gr_block_sptr gr_make_head (size_t sizeof_stream_item, int nitems)


Detailed Description

copies the first N items to the output then signals done

Useful for building test cases


Member Function Documentation

int gr_head::work ( int  noutput_items,
gr_vector_const_void_star input_items,
gr_vector_void_star output_items 
) [virtual]

just like gr_block::general_work, only this arranges to call consume_each for you

The user must override work to define the signal processing code

Implements gr_sync_block.


Friends And Related Function Documentation

gr_block_sptr gr_make_head ( size_t  sizeof_stream_item,
int  nitems 
) [friend]


The documentation for this class was generated from the following file:

Generated on Thu Mar 5 09:02:48 2009 for GNU Radio 3.1.3 by  doxygen 1.5.8