actually rename that setting

src/NDS.cpp

@@ -674,10 +674,10 @@ void Reset()
         degradeAudio = false;
     }
 
-    int bitrate = Platform::GetConfigInt(Platform::AudioBitrate);
-    if (bitrate == 1) // Always 10-bit
+    int bitDepth = Platform::GetConfigInt(Platform::AudioBitDepth);
+    if (bitDepth == 1) // Always 10-bit
         degradeAudio = true;
-    else if (bitrate == 2) // Always 16-bit
+    else if (bitDepth == 2) // Always 16-bit
         degradeAudio = false;
 
     SPU::SetDegrade10Bit(degradeAudio);

src/Platform.h

@@ -82,7 +82,7 @@ enum ConfigEntry
     Firm_Message,
     Firm_MAC,
 
-    AudioBitrate,
+    AudioBitDepth,
 };
 
 int GetConfigInt(ConfigEntry entry);

src/frontend/qt_sdl/AudioSettingsDialog.cpp

@@ -40,7 +40,7 @@ AudioSettingsDialog::AudioSettingsDialog(QWidget* parent, bool emuActive) : QDia
     setAttribute(Qt::WA_DeleteOnClose);
 
     oldInterp = Config::AudioInterp;
-    oldBitrate = Config::AudioBitrate;
+    oldBitDepth = Config::AudioBitDepth;
     oldVolume = Config::AudioVolume;
     oldDSiSync = Config::DSiVolumeSync;
 
@@ -50,10 +50,10 @@ AudioSettingsDialog::AudioSettingsDialog(QWidget* parent, bool emuActive) : QDia
     ui->cbInterpolation->addItem("Cubic");
     ui->cbInterpolation->setCurrentIndex(Config::AudioInterp);
 
-    ui->cbBitrate->addItem("Automatic");
-    ui->cbBitrate->addItem("10-bit");
-    ui->cbBitrate->addItem("16-bit");
-    ui->cbBitrate->setCurrentIndex(Config::AudioBitrate);
+    ui->cbBitDepth->addItem("Automatic");
+    ui->cbBitDepth->addItem("10-bit");
+    ui->cbBitDepth->addItem("16-bit");
+    ui->cbBitDepth->setCurrentIndex(Config::AudioBitDepth);
 
     bool state = ui->slVolume->blockSignals(true);
     ui->slVolume->setValue(Config::AudioVolume);
@@ -90,7 +90,7 @@ AudioSettingsDialog::AudioSettingsDialog(QWidget* parent, bool emuActive) : QDia
     {
         ui->lblInstanceNum->setText(QString("Configuring settings for instance %1").arg(inst+1));
         ui->cbInterpolation->setEnabled(false);
-        ui->cbBitrate->setEnabled(false);
+        ui->cbBitDepth->setEnabled(false);
         for (QAbstractButton* btn : grpMicMode->buttons())
             btn->setEnabled(false);
         ui->txtMicWavPath->setEnabled(false);
@@ -133,19 +133,19 @@ void AudioSettingsDialog::on_AudioSettingsDialog_accepted()
 void AudioSettingsDialog::on_AudioSettingsDialog_rejected()
 {
     Config::AudioInterp = oldInterp;
-    Config::AudioBitrate = oldBitrate;
+    Config::AudioBitDepth = oldBitDepth;
     Config::AudioVolume = oldVolume;
     Config::DSiVolumeSync = oldDSiSync;
 
     closeDlg();
 }
 
-void AudioSettingsDialog::on_cbBitrate_currentIndexChanged(int idx)
+void AudioSettingsDialog::on_cbBitDepth_currentIndexChanged(int idx)
 {
     // prevent a spurious change
-    if (ui->cbBitrate->count() < 3) return;
+    if (ui->cbBitDepth->count() < 3) return;
 
-    Config::AudioBitrate = ui->cbBitrate->currentIndex();
+    Config::AudioBitDepth = ui->cbBitDepth->currentIndex();
 
     emit updateAudioSettings();
 }

src/frontend/qt_sdl/AudioSettingsDialog.h

@@ -62,7 +62,7 @@ private slots:
     void on_AudioSettingsDialog_rejected();
 
     void on_cbInterpolation_currentIndexChanged(int idx);
-    void on_cbBitrate_currentIndexChanged(int idx);
+    void on_cbBitDepth_currentIndexChanged(int idx);
     void on_slVolume_valueChanged(int val);
     void on_chkSyncDSiVolume_clicked(bool checked);
     void onChangeMicMode(int mode);
@@ -72,7 +72,7 @@ private:
     Ui::AudioSettingsDialog* ui;
 
     int oldInterp;
-    int oldBitrate;
+    int oldBitDepth;
     int oldVolume;
     bool oldDSiSync;
     QButtonGroup* grpMicMode;

src/frontend/qt_sdl/AudioSettingsDialog.ui

@@ -86,14 +86,14 @@
       <item row="1" column="0">
        <widget class="QLabel" name="label_3">
         <property name="text">
-         <string>Bitrate:</string>
+         <string>Bit depth:</string>
         </property>
        </widget>
       </item>
       <item row="1" column="1">
-       <widget class="QComboBox" name="cbBitrate">
+       <widget class="QComboBox" name="cbBitDepth">
         <property name="whatsThis">
-         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The bitrate of audio playback. If set to &quot;Automatic&quot; this will be 10-bit for DS mode and 16-bit for DSi mode.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The bit depth of audio playback. If set to &quot;Automatic&quot; this will be 10-bit for DS mode and 16-bit for DSi mode.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
         </property>
        </widget>
       </item>
@@ -190,7 +190,7 @@
  </customwidgets>
  <tabstops>
   <tabstop>cbInterpolation</tabstop>
-  <tabstop>cbBitrate</tabstop>
+  <tabstop>cbBitDepth</tabstop>
   <tabstop>slVolume</tabstop>
   <tabstop>chkSyncDSiVolume</tabstop>
   <tabstop>rbMicNone</tabstop>

src/frontend/qt_sdl/Config.cpp

@@ -116,7 +116,7 @@ bool DirectLAN;
 bool SavestateRelocSRAM;
 
 int AudioInterp;
-int AudioBitrate;
+int AudioBitDepth;
 int AudioVolume;
 bool DSiVolumeSync;
 int MicInputType;
@@ -296,7 +296,7 @@ ConfigEntry ConfigFile[] =
     {"SavStaRelocSRAM", 1, &SavestateRelocSRAM, false, false},
 
     {"AudioInterp", 0, &AudioInterp, 0, false},
-    {"AudioBitrate", 0, &AudioBitrate, 0, false},
+    {"AudioBitDepth", 0, &AudioBitDepth, 0, false},
     {"AudioVolume", 0, &AudioVolume, 256, true},
     {"DSiVolumeSync", 0, &DSiVolumeSync, 0, true},
     {"MicInputType", 0, &MicInputType, 1, false},

src/frontend/qt_sdl/Config.h

@@ -173,7 +173,7 @@ extern bool DirectLAN;
 extern bool SavestateRelocSRAM;
 
 extern int AudioInterp;
-extern int AudioBitrate;
+extern int AudioBitDepth;
 extern int AudioVolume;
 extern bool DSiVolumeSync;
 extern int MicInputType;

src/frontend/qt_sdl/Platform.cpp

@@ -191,7 +191,7 @@ int GetConfigInt(ConfigEntry entry)
     case Firm_BirthdayDay: return Config::FirmwareBirthdayDay;
     case Firm_Color: return Config::FirmwareFavouriteColour;
 
-    case AudioBitrate: return Config::AudioBitrate;
+    case AudioBitDepth: return Config::AudioBitDepth;
     }
 
     return 0;

src/frontend/qt_sdl/main.cpp

@@ -2905,10 +2905,10 @@ void MainWindow::onUpdateAudioSettings()
 {
     SPU::SetInterpolation(Config::AudioInterp);
 
-    if (Config::AudioBitrate == 0)
+    if (Config::AudioBitDepth == 0)
         SPU::SetDegrade10Bit(NDS::ConsoleType == 0);
     else
-        SPU::SetDegrade10Bit(Config::AudioBitrate == 1);
+        SPU::SetDegrade10Bit(Config::AudioBitDepth == 1);
 }
 
 void MainWindow::onAudioSettingsFinished(int res)