GNU Radio Manual and C++ API Reference 3.7.14.0
The Free & Open Software Radio Ecosystem
atsc_consts.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2014 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
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10 * any later version.
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21 */
22
23#ifndef INCLUDED_DTV_ATSC_CONSTS_H
24#define INCLUDED_DTV_ATSC_CONSTS_H
25
26#include <gnuradio/dtv/api.h>
27
28namespace gr {
29namespace dtv {
30
31// These will go into an mpeg_consts.h once other mod/demods are done
32static const int ATSC_MPEG_DATA_LENGTH = 187;
33static const int ATSC_MPEG_PKT_LENGTH = 188; // sync + data
34static const int ATSC_MPEG_RS_ENCODED_LENGTH = 207;
35static const int MPEG_SYNC_BYTE = 0x47;
36static const int MPEG_TRANSPORT_ERROR_BIT = 0x80; // top bit of byte after SYNC
37
38// ATSC specific constants
39static const double ATSC_SYMBOL_RATE = 4.5e6 / 286 * 684; // ~10.76 MHz
40static const double ATSC_DATA_SEGMENT_RATE = ATSC_SYMBOL_RATE / 832; // ~12.935 kHz
41static const int ATSC_DATA_SEGMENT_LENGTH = 832; // includes 4 sync symbols at beginning
42static const int ATSC_DSEGS_PER_FIELD = 312; // regular data segs / field
43
44} /* namespace dtv */
45} /* namespace gr */
46
47#endif /* INCLUDED_DTV_ATSC_CONSTS_H */
static const int ATSC_MPEG_DATA_LENGTH
Definition: atsc_consts.h:32
static const int MPEG_TRANSPORT_ERROR_BIT
Definition: atsc_consts.h:36
static const int ATSC_MPEG_PKT_LENGTH
Definition: atsc_consts.h:33
static const int ATSC_DSEGS_PER_FIELD
Definition: atsc_consts.h:42
static const double ATSC_SYMBOL_RATE
Definition: atsc_consts.h:39
static const int ATSC_DATA_SEGMENT_LENGTH
Definition: atsc_consts.h:41
static const int ATSC_MPEG_RS_ENCODED_LENGTH
Definition: atsc_consts.h:34
static const double ATSC_DATA_SEGMENT_RATE
Definition: atsc_consts.h:40
static const int MPEG_SYNC_BYTE
Definition: atsc_consts.h:35
Include this header to use the message passing features.
Definition: basic_block.h:45