Add Gaussian (SNES) audio interpolation

Probably not a good choice for most DS games unless you really want a
very soft sound, but it could be fun if you wanted to run lolSnes in
melonDS :p

2 files changed, 3 insertions, 2 deletions

diff --git a/src/frontend/qt_sdl/AudioSettingsDialog.cpp b/src/frontend/qt_sdl/AudioSettingsDialog.cpp
index 5e8812e..8e08ef2 100644
--- a/src/frontend/qt_sdl/AudioSettingsDialog.cpp
+++ b/src/frontend/qt_sdl/AudioSettingsDialog.cpp
@@ -51,6 +51,7 @@ AudioSettingsDialog::AudioSettingsDialog(QWidget* parent, bool emuActive, EmuThr
     ui->cbInterpolation->addItem("Linear");
     ui->cbInterpolation->addItem("Cosine");
     ui->cbInterpolation->addItem("Cubic");
+    ui->cbInterpolation->addItem("Gaussian (SNES)");
     ui->cbInterpolation->setCurrentIndex(Config::AudioInterp);
 
     ui->cbBitDepth->addItem("Automatic");
@@ -173,7 +174,7 @@ void AudioSettingsDialog::on_cbBitDepth_currentIndexChanged(int idx)
 void AudioSettingsDialog::on_cbInterpolation_currentIndexChanged(int idx)
 {
     // prevent a spurious change
-    if (ui->cbInterpolation->count() < 4) return;
+    if (ui->cbInterpolation->count() < 5) return;
 
     Config::AudioInterp = ui->cbInterpolation->currentIndex();
 
diff --git a/src/frontend/qt_sdl/main.cpp b/src/frontend/qt_sdl/main.cpp
index 6e87d5b..01ba52c 100644
--- a/src/frontend/qt_sdl/main.cpp
+++ b/src/frontend/qt_sdl/main.cpp
@@ -348,7 +348,7 @@ int main(int argc, char** argv)
 #endif
     SANITIZE(Config::ScreenVSyncInterval, 1, 20);
     SANITIZE(Config::GL_ScaleFactor, 1, 16);
-    SANITIZE(Config::AudioInterp, 0, 3);
+    SANITIZE(Config::AudioInterp, 0, 4);
     SANITIZE(Config::AudioVolume, 0, 256);
     SANITIZE(Config::MicInputType, 0, (int)micInputType_MAX);
     SANITIZE(Config::ScreenRotation, 0, (int)Frontend::screenRot_MAX);