3 * Copyright 2006 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
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)
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.
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.
22 #ifndef INCLUDED_ATSC_FIELD_SYNC_DEMUX_H
23 #define INCLUDED_ATSC_FIELD_SYNC_DEMUX_H
26 #include <atsc_types.h>
28 class atsc_field_sync_demux;
29 typedef boost::shared_ptr<atsc_field_sync_demux> atsc_field_sync_demux_sptr;
31 atsc_field_sync_demux_sptr atsc_make_field_sync_demux();
34 * \brief ATSC Field Sync Demux
36 * This class accepts 1 stream of floats (data), and 1 stream of tags (syminfo). * It outputs one stream of atsc_soft_data_segment packets
40 class atsc_field_sync_demux : public gr_block
42 friend atsc_field_sync_demux_sptr atsc_make_field_sync_demux();
44 atsc_field_sync_demux();
47 void forecast (int noutput_items, gr_vector_int &ninput_items_required);
49 int general_work (int noutput_items,
50 gr_vector_int &ninput_items,
51 gr_vector_const_void_star &input_items,
52 gr_vector_void_star &output_items);
55 int work (int noutput_items,
56 gr_vector_const_void_star &input_items,
57 gr_vector_void_star &output_items);
59 void reset() { /* nop */ }
65 gr_uint64 d_next_input;
66 gr_uint64 d_lost_index; // diagnostic fluff
68 unsigned long long d_inputs0_index; // for inputs[0].index
69 unsigned long d_inputs0_size; // for inputs[0].size
75 #endif /* INCLUDED_ATSC_FIELD_SYNC_DEMUX_H */