GNU Radio 3.5.1 C++ API
atsc_depad.h
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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2006 Free Software Foundation, Inc.
00004  * 
00005  * This file is part of GNU Radio
00006  * 
00007  * GNU Radio is free software; you can redistribute it and/or modify
00008  * it under the terms of the GNU General Public License as published by
00009  * the Free Software Foundation; either version 3, or (at your option)
00010  * any later version.
00011  * 
00012  * GNU Radio is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU General Public License
00018  * along with GNU Radio; see the file COPYING.  If not, write to
00019  * the Free Software Foundation, Inc., 51 Franklin Street,
00020  * Boston, MA 02110-1301, USA.
00021  */
00022 #ifndef INCLUDED_ATSC_DEPAD_H
00023 #define INCLUDED_ATSC_DEPAD_H
00024 
00025 #include <atsc_api.h>
00026 #include <gr_sync_interpolator.h>
00027 
00028 class atsc_depad;
00029 typedef boost::shared_ptr<atsc_depad> atsc_depad_sptr;
00030 
00031 ATSC_API atsc_depad_sptr atsc_make_depad();
00032 
00033 /*!
00034  * \brief depad mpeg ts packets from 256 byte atsc_mpeg_packet to 188 byte char
00035  * \ingroup atsc
00036  *
00037  * input: atsc_mpeg_packet; output: unsigned char
00038  */
00039 class ATSC_API atsc_depad : public gr_sync_interpolator
00040 {
00041   friend ATSC_API atsc_depad_sptr atsc_make_depad();
00042 
00043   atsc_depad();
00044 
00045 public:
00046   int work (int noutput_items,
00047             gr_vector_const_void_star &input_items,
00048             gr_vector_void_star &output_items);
00049 
00050   void reset() { /* nop */ }
00051 };
00052 
00053 
00054 #endif /* INCLUDED_ATSC_DEPAD_H */