From dd575ff7c7d271df12765daa01d91d4ef9edd17e Mon Sep 17 00:00:00 2001
From: Mooneer Salem <mooneer@gmail.com>
Date: Thu, 5 Sep 2024 22:59:11 -0700
Subject: [PATCH] Disallow sample rates lower than 16000 in audio config.

---
 src/audio/IAudioEngine.cpp |  2 --
 src/main.cpp               | 38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+), 2 deletions(-)

diff --git a/src/audio/IAudioEngine.cpp b/src/audio/IAudioEngine.cpp
index 1723a6f2e..b94661493 100644
--- a/src/audio/IAudioEngine.cpp
+++ b/src/audio/IAudioEngine.cpp
@@ -24,8 +24,6 @@
 
 int IAudioEngine::StandardSampleRates[] =
 {
-    8000,     9600,
-    11025,    12000,
     16000,    22050,
     24000,    32000,
     44100,    48000,
diff --git a/src/main.cpp b/src/main.cpp
index 30e85d70b..7d9013306 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3166,6 +3166,44 @@ bool MainFrame::validateSoundCardSetup()
             "Your %s device cannot be found and may have been removed from your system. Please reattach this device, close this message box and retry. If this fails, go to Tools->Audio Config... to check your settings.", 
             failedDeviceName), wxT("Sound Device Not Found"), wxOK, this);
     }
+    else
+    {
+        const int MIN_SAMPLE_RATE = 16000;
+        int failedSampleRate = 0;
+        
+        // Validate sample rates
+        if (wxGetApp().appConfiguration.audioConfiguration.soundCard1In.deviceName != "none" && wxGetApp().appConfiguration.audioConfiguration.soundCard1In.sampleRate < MIN_SAMPLE_RATE)
+        {
+            failedDeviceName = wxGetApp().appConfiguration.audioConfiguration.soundCard1In.deviceName.get();
+            failedSampleRate = wxGetApp().appConfiguration.audioConfiguration.soundCard1In.sampleRate;
+            canRun = false;
+        }
+        else if (wxGetApp().appConfiguration.audioConfiguration.soundCard1Out.deviceName != "none" && wxGetApp().appConfiguration.audioConfiguration.soundCard1Out.sampleRate < MIN_SAMPLE_RATE)
+        {
+            failedDeviceName = wxGetApp().appConfiguration.audioConfiguration.soundCard1Out.deviceName.get();
+            failedSampleRate = wxGetApp().appConfiguration.audioConfiguration.soundCard1Out.sampleRate;
+            canRun = false;
+        }
+        else if (wxGetApp().appConfiguration.audioConfiguration.soundCard2In.deviceName != "none" && wxGetApp().appConfiguration.audioConfiguration.soundCard2In.sampleRate < MIN_SAMPLE_RATE)
+        {
+            failedDeviceName = wxGetApp().appConfiguration.audioConfiguration.soundCard2In.deviceName.get();
+            failedSampleRate = wxGetApp().appConfiguration.audioConfiguration.soundCard2In.sampleRate;
+            canRun = false;
+        }
+        else if (wxGetApp().appConfiguration.audioConfiguration.soundCard2Out.deviceName != "none" && wxGetApp().appConfiguration.audioConfiguration.soundCard2Out.sampleRate < MIN_SAMPLE_RATE)
+        {
+            failedDeviceName = wxGetApp().appConfiguration.audioConfiguration.soundCard2Out.deviceName.get();
+            failedSampleRate = wxGetApp().appConfiguration.audioConfiguration.soundCard2Out.sampleRate;
+            canRun = false;
+        }
+        
+        if (!canRun)
+        {
+            wxMessageBox(wxString::Format(
+                "Your %s device is set to use a sample rate of %d, which is less than the minimum of %d. Please go to Tools->Audio Config... to check your settings.", 
+                failedDeviceName, failedSampleRate, MIN_SAMPLE_RATE), wxT("Sample Rate Too Low"), wxOK, this);
+        }
+    }
     
     engine->stop();
     engine->setOnEngineError(nullptr, nullptr);