Fix the build for older macOS.
[dcpomatic.git] / src / lib / audio_point.cc
1 /*
2     Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
3
4     This file is part of DCP-o-matic.
5
6     DCP-o-matic is free software; you can redistribute it and/or modify
7     it under the terms of the GNU General Public License as published by
8     the Free Software Foundation; either version 2 of the License, or
9     (at your option) any later version.
10
11     DCP-o-matic is distributed in the hope that it will be useful,
12     but WITHOUT ANY WARRANTY; without even the implied warranty of
13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14     GNU General Public License for more details.
15
16     You should have received a copy of the GNU General Public License
17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
18
19 */
20
21
22 #include "audio_point.h"
23 #include "warnings.h"
24 #include <dcp/raw_convert.h>
25 DCPOMATIC_DISABLE_WARNINGS
26 #include <libxml++/libxml++.h>
27 DCPOMATIC_ENABLE_WARNINGS
28
29
30 using std::string;
31 using dcp::raw_convert;
32
33
34 AudioPoint::AudioPoint ()
35 {
36         for (int i = 0; i < COUNT; ++i) {
37                 _data[i] = 0;
38         }
39 }
40
41
42 AudioPoint::AudioPoint (cxml::ConstNodePtr node)
43 {
44         _data[PEAK] = node->number_child<float>("Peak");
45         _data[RMS] = node->number_child<float>("RMS");
46 }
47
48
49 AudioPoint::AudioPoint (AudioPoint const & other)
50 {
51         for (int i = 0; i < COUNT; ++i) {
52                 _data[i] = other._data[i];
53         }
54 }
55
56
57 AudioPoint &
58 AudioPoint::operator= (AudioPoint const & other)
59 {
60         if (this == &other) {
61                 return *this;
62         }
63
64         for (int i = 0; i < COUNT; ++i) {
65                 _data[i] = other._data[i];
66         }
67
68         return *this;
69 }
70
71
72 void
73 AudioPoint::as_xml (xmlpp::Element* parent) const
74 {
75         parent->add_child("Peak")->add_child_text(raw_convert<string>(_data[PEAK]));
76         parent->add_child("RMS")->add_child_text(raw_convert<string>(_data[RMS]));
77 }