libs/ardour/port.cc

   1 /*
   2     Copyright (C) 2002 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include "ardour/port.h"
  21
  22 using namespace ARDOUR;
  23 using namespace std;
  24
  25 nframes_t Port::_short_over_length = 2;
  26 nframes_t Port::_long_over_length = 10;
  27 nframes_t Port::_port_offset = 0;
  28 nframes_t Port::_buffer_size = 0;
  29
  30 Port::Port (jack_port_t *p)
  31         : _port (p)
  32 {
  33         if (_port == 0) {
  34                 throw failed_constructor();
  35         }
  36
  37         _flags = JackPortFlags (jack_port_flags (_port));
  38         _type  = jack_port_type (_port);
  39         _name = jack_port_name (_port);
  40
  41         reset ();
  42 }
  43
  44 void
  45 Port::reset ()
  46 {
  47         _last_monitor = false;
  48         _silent = false;
  49         _metering = 0;
  50
  51         reset_meters ();
  52 }
  53
  54 int
  55 Port::set_name (string str)
  56 {
  57         int ret;
  58
  59         if ((ret = jack_port_set_name (_port, str.c_str())) == 0) {
  60                 _name = str;
  61         }
  62
  63         return ret;
  64 }
  65
  66