GNU Radio 3.7.2 C++ API
GrAtscFieldSyncDemux.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2002 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 _GRATSCFIELDSYNCDEMUX_H_
24 #define _GRATSCFIELDSYNCDEMUX_H_
25 
26 #include <VrDecimatingSigProc.h>
27 #include <gnuradio/atsc/types.h>
28 
29 /*!
30  * \brief ATSC Field Sync Demux
31  *
32  * This class accepts 1 stream of floats (data), and 1 stream of tags (syminfo).
33  * It outputs one stream of atsc_soft_data_segment packets
34  */
35 
36 class GrAtscFieldSyncDemux : public VrDecimatingSigProc<float,atsc_soft_data_segment> {
37 
38  public:
39 
41  virtual ~GrAtscFieldSyncDemux ();
42 
43  virtual const char *name () { return "GrAtscFieldSyncDemux"; }
44 
45  virtual int forecast (VrSampleRange output,
46  VrSampleRange inputs[]);
47 
48  virtual int work (VrSampleRange output, void *o[],
49  VrSampleRange inputs[], void *i[]);
50 
51  protected:
52 
53  bool d_locked;
56  VrSampleIndex d_next_input;
57  VrSampleIndex d_lost_index; // diagnostic fluff
58 };
59 
60 #endif // _GRATSCFIELDSYNCDEMUX_H_
bool d_in_field2
Definition: GrAtscFieldSyncDemux.h:54
virtual const char * name()
Definition: GrAtscFieldSyncDemux.h:43
virtual int forecast(VrSampleRange output, VrSampleRange inputs[])
VrSampleIndex d_next_input
Definition: GrAtscFieldSyncDemux.h:56
ATSC Field Sync Demux.
Definition: GrAtscFieldSyncDemux.h:36
virtual int work(VrSampleRange output, void *o[], VrSampleRange inputs[], void *i[])
VrSampleIndex d_lost_index
Definition: GrAtscFieldSyncDemux.h:57
virtual ~GrAtscFieldSyncDemux()
int d_segment_number
Definition: GrAtscFieldSyncDemux.h:55
bool d_locked
Definition: GrAtscFieldSyncDemux.h:53