Changeset 91576 in vbox for trunk/src/VBox

Timestamp:

Oct 5, 2021 4:09:36 PM (3 years ago)

Author:

vboxsync

Message:

Audio/Validation Kit: Sketched out setting the system's master volume on Windows via WASAPI (not enabled yet). ​bugref:10008

File:

• trunk/src/VBox/ValidationKit/utils/audio/vkatCommon.cpp (modified) (1 diff)

trunk/src/VBox/ValidationKit/utils/audio/vkatCommon.cpp

@@ -137 +137 @@
 
 #else  /* !VBOX_WITH_AUDIO_ALSA */
+
+#if 0
+    CoInitialize(NULL);
+    CLSID CLSID_const MMDeviceEnumerator =_uuidof(MMDeviceEnumerator);
+    IID IID_const IMMDeviceEnumerator = uuidof(IMMDeviceEnumerator);
+        IMMDeviceEnumerator* pEnumerator;
+        HRESULT hr = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL, IID_IMMDeviceEnumerator, (void**)&pEnumerator);
+    IMMDevice *pDevice;
+        hr = pEnumerator->GetDefaultAudioEndpoint(EDataFlow::eRender, ERole::eConsole, &pDevice);
+    IAudioSessionManager *pManager;
+        IID IID_const IMMAudioSessionManager = uuidof(IAudioSessionManager);
+        hr = pDevice->Activate(IID_IMMAudioSessionManager, CLSCTX_ALL, NULL, (void**)&pManager);
+        ISimpleAudioVolume *pSimpleAudioVolume;
+        hr = pManager->GetSimpleAudioVolume(NULL, true, &pSimpleAudioVolume);
+    pSimpleAudioVolume->SetMasterVolume(1.0);
+#endif
+
     RT_NOREF(uVolPercent);
 #endif /* VBOX_WITH_AUDIO_ALSA */