gr-baz Package
gr_annotator_raw.h
Go to the documentation of this file.
1 /* -*- c++ -*- */
2 /*
3  * Copyright 2010 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
6  *
7  * GNU Radio is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 3, or (at your option)
10  * any later version.
11  *
12  * GNU Radio is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with GNU Radio; see the file COPYING. If not, write to
19  * the Free Software Foundation, Inc., 51 Franklin Street,
20  * Boston, MA 02110-1301, USA.
21  */
22 
23 #ifndef INCLUDED_GR_ANNOTATOR_RAW_H
24 #define INCLUDED_GR_ANNOTATOR_RAW_H
25 
26 #include <gr_core_api.h>
27 #include <gr_sync_block.h>
28 #include <gr_tags.h>
29 #include <gruel/thread.h>
30 
31 class gr_annotator_raw;
33 
34 // public constructor
36 gr_make_annotator_raw(size_t sizeof_stream_item);
37 
38 /*!
39  * \brief raw stream annotator testing block.
40  *
41  * This block creates arbitrary tags to be sent downstream
42  * blocks to be sent are set manually via accessor methods and are sent only once.
43  *
44  * This block is intended for testing of tag related blocks
45  */
47 {
48  public:
50  int work(int noutput_items,
51  gr_vector_const_void_star &input_items,
52  gr_vector_void_star &output_items);
53 
54  // insert a tag to be added
55  void add_tag(uint64_t offset, pmt::pmt_t key, pmt::pmt_t val);
56 
57 protected:
58  gr_annotator_raw(size_t sizeof_stream_item);
59 
60  private:
61  size_t d_itemsize;
62  std::vector<gr_tag_t> d_queued_tags;
63  gruel::mutex d_mutex;
64 
66  gr_make_annotator_raw(size_t sizeof_stream_item);
67 };
68 
69 #endif