mmdevapi: Implement IsOffloadCapable.

dlls/mmdevapi/tests/render.c

@@ -140,6 +140,7 @@ static void test_audioclient(void)
     WAVEFORMATEX *pwfx, *pwfx2;
     REFERENCE_TIME t1, t2;
     HANDLE handle;
+    BOOL offload_capable;
 
     hr = IMMDevice_Activate(dev, &IID_IAudioClient2, CLSCTX_INPROC_SERVER,
             NULL, (void**)&ac2);
@@ -253,6 +254,12 @@ static void test_audioclient(void)
     hr = IAudioClient_QueryInterface(ac, &IID_IAudioClient2, (void**)&ac2);
     ok(hr == S_OK, "Failed to query IAudioClient2 interface: %08x\n", hr);
 
+    hr = IAudioClient2_IsOffloadCapable(ac2, AudioCategory_BackgroundCapableMedia, NULL);
+    ok(hr == E_INVALIDARG, "IsOffloadCapable gave wrong error: %08x\n", hr);
+
+    hr = IAudioClient2_IsOffloadCapable(ac2, AudioCategory_BackgroundCapableMedia, &offload_capable);
+    ok(hr == S_OK, "IsOffloadCapable failed: %08x\n", hr);
+
     IAudioClient2_Release(ac2);
 
     test_uninitialized(ac);

dlls/winealsa.drv/mmdevdrv.c

@@ -2661,9 +2661,14 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
 {
     ACImpl *This = impl_from_IAudioClient2(iface);
 
-    FIXME("(%p)->(0x%x, %p)\n", This, category, offload_capable);
+    TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
-    return E_NOTIMPL;
+    if(!offload_capable)
+        return E_INVALIDARG;
+
+    *offload_capable = FALSE;
+
+    return S_OK;
 }
 
 static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,

dlls/wineandroid.drv/mmdevdrv.c

@@ -1620,9 +1620,14 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
 {
     ACImpl *This = impl_from_IAudioClient2(iface);
 
-    FIXME("(%p)->(0x%x, %p)\n", This, category, offload_capable);
+    TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
-    return E_NOTIMPL;
+    if(!offload_capable)
+        return E_INVALIDARG;
+
+    *offload_capable = FALSE;
+
+    return S_OK;
 }
 
 static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,

dlls/winecoreaudio.drv/mmdevdrv.c

@@ -2228,9 +2228,14 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
 {
     ACImpl *This = impl_from_IAudioClient2(iface);
 
-    FIXME("(%p)->(0x%x, %p)\n", This, category, offload_capable);
+    TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
-    return E_NOTIMPL;
+    if(!offload_capable)
+        return E_INVALIDARG;
+
+    *offload_capable = FALSE;
+
+    return S_OK;
 }
 
 static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,

dlls/wineoss.drv/mmdevdrv.c

@@ -1785,9 +1785,14 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
 {
     ACImpl *This = impl_from_IAudioClient2(iface);
 
-    FIXME("(%p)->(0x%x, %p)\n", This, category, offload_capable);
+    TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
-    return E_NOTIMPL;
+    if(!offload_capable)
+        return E_INVALIDARG;
+
+    *offload_capable = FALSE;
+
+    return S_OK;
 }
 
 static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,

dlls/winepulse.drv/mmdevdrv.c

@@ -2233,9 +2233,14 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
 {
     ACImpl *This = impl_from_IAudioClient2(iface);
 
-    FIXME("(%p)->(0x%x, %p)\n", This, category, offload_capable);
+    TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
-    return E_NOTIMPL;
+    if(!offload_capable)
+        return E_INVALIDARG;
+
+    *offload_capable = FALSE;
+
+    return S_OK;
 }
 
 static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,