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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2006 Chris Cannam.
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8
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9 This program is free software; you can redistribute it and/or
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10 modify it under the terms of the GNU General Public License as
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11 published by the Free Software Foundation; either version 2 of the
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12 License, or (at your option) any later version. See the file
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13 COPYING included with this distribution for more information.
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14 */
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15
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16 #include "PlayParameters.h"
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17
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18 #include <iostream>
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19
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20 #include <QTextStream>
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21
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22 void
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23 PlayParameters::copyFrom(const PlayParameters *pp)
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24 {
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25 bool changed = false;
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26
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27 if (m_playMuted != pp->isPlayMuted()) {
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28 m_playMuted = pp->isPlayMuted();
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29 emit playMutedChanged(m_playMuted);
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30 emit playAudibleChanged(!m_playMuted);
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31 changed = true;
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32 }
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33
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34 if (m_playPan != pp->getPlayPan()) {
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35 m_playPan = pp->getPlayPan();
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36 emit playPanChanged(m_playPan);
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37 changed = true;
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38 }
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39
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40 if (m_playGain != pp->getPlayGain()) {
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41 m_playGain = pp->getPlayGain();
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42 emit playGainChanged(m_playGain);
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43 changed = true;
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44 }
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45
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46 if (m_playPluginId != pp->getPlayPluginId()) {
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47 m_playPluginId = pp->getPlayPluginId();
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48 emit playPluginIdChanged(m_playPluginId);
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49 changed = true;
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50 }
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51
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52 if (m_playPluginConfiguration != pp->getPlayPluginConfiguration()) {
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53 m_playPluginConfiguration = pp->getPlayPluginConfiguration();
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54 emit playPluginConfigurationChanged(m_playPluginConfiguration);
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55 changed = true;
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56 }
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57
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58 if (changed) emit playParametersChanged();
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59 }
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60
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61 void
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62 PlayParameters::toXml(QTextStream &stream,
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63 QString indent,
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64 QString extraAttributes) const
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65 {
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66 stream << indent;
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67 stream << QString("<playparameters mute=\"%1\" pan=\"%2\" gain=\"%3\" pluginId=\"%4\" %6")
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68 .arg(m_playMuted ? "true" : "false")
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69 .arg(m_playPan)
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70 .arg(m_playGain)
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71 .arg(m_playPluginId)
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72 .arg(extraAttributes);
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73 if (m_playPluginConfiguration != "") {
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74 stream << ">\n " << indent << m_playPluginConfiguration
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75 << "\n" << indent << "</playparameters>\n";
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76 } else {
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77 stream << "/>\n";
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78 }
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79 }
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80
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81 void
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82 PlayParameters::setPlayMuted(bool muted)
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83 {
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84 // std::cerr << "PlayParameters: setPlayMuted(" << muted << ")" << std::endl;
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85 if (m_playMuted != muted) {
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86 m_playMuted = muted;
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87 emit playMutedChanged(muted);
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88 emit playAudibleChanged(!muted);
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89 emit playParametersChanged();
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90 }
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91 }
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92
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93 void
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94 PlayParameters::setPlayAudible(bool audible)
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95 {
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96 // std::cerr << "PlayParameters(" << this << "): setPlayAudible(" << audible << ")" << std::endl;
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97 setPlayMuted(!audible);
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98 }
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99
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100 void
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101 PlayParameters::setPlayPan(float pan)
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102 {
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103 if (m_playPan != pan) {
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104 m_playPan = pan;
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105 emit playPanChanged(pan);
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106 emit playParametersChanged();
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107 }
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108 }
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109
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110 void
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111 PlayParameters::setPlayGain(float gain)
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112 {
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113 if (m_playGain != gain) {
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114 m_playGain = gain;
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115 emit playGainChanged(gain);
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116 emit playParametersChanged();
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117 }
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118 }
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119
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120 void
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121 PlayParameters::setPlayPluginId(QString id)
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122 {
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123 if (m_playPluginId != id) {
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124 m_playPluginId = id;
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125 emit playPluginIdChanged(id);
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126 emit playParametersChanged();
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127 }
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128 }
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129
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130 void
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131 PlayParameters::setPlayPluginConfiguration(QString configuration)
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132 {
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133 if (m_playPluginConfiguration != configuration) {
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134 m_playPluginConfiguration = configuration;
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135 // std::cerr << "PlayParameters(" << this << "): setPlayPluginConfiguration to \"" << configuration << "\"" << std::endl;
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136 emit playPluginConfigurationChanged(configuration);
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137 emit playParametersChanged();
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138 }
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139 }
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140
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141
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