qcap: Add Avi Mux input pin IMemInputPin::GetAllocatorRequirements implementation.

dlls/qcap/avimux.c

@@ -1365,8 +1365,15 @@ static HRESULT WINAPI AviMuxIn_MemInputPin_GetAllocatorRequirements(
 {
     AviMuxIn *avimuxin = AviMuxIn_from_IMemInputPin(iface);
     AviMux *This = impl_from_in_IPin(&avimuxin->pin.pin.IPin_iface);
-    FIXME("(%p:%s)->(%p)\n", This, debugstr_w(avimuxin->pin.pin.pinInfo.achName), pProps);
-    return E_NOTIMPL;
+
+    TRACE("(%p:%s)->(%p)\n", This, debugstr_w(avimuxin->pin.pin.pinInfo.achName), pProps);
+
+    if(!pProps)
+        return E_POINTER;
+
+    pProps->cbAlign = 1;
+    pProps->cbPrefix = 8;
+    return S_OK;
 }
 
 static HRESULT WINAPI AviMuxIn_MemInputPin_Receive(

dlls/qcap/tests/qcap.c

@@ -1232,6 +1232,8 @@ static void test_AviMux(void)
     IBaseFilter *avimux;
     IEnumPins *ep;
     IEnumMediaTypes *emt;
+    IMemInputPin *memin;
+    ALLOCATOR_PROPERTIES props;
     HRESULT hr;
 
     init_test_filter(&source_filter, PINDIR_OUTPUT, SOURCE_FILTER);
@@ -1336,6 +1338,21 @@ static void test_AviMux(void)
     CHECK_CALLED(NotifyAllocator);
     CHECK_CALLED(Reconnect);
 
+    hr = IPin_QueryInterface(avimux_in, &IID_IMemInputPin, (void**)&memin);
+    ok(hr == S_OK, "QueryInterface returned %x\n", hr);
+
+    props.cBuffers = 0xdeadbee1;
+    props.cbBuffer = 0xdeadbee2;
+    props.cbAlign = 0xdeadbee3;
+    props.cbPrefix = 0xdeadbee4;
+    hr = IMemInputPin_GetAllocatorRequirements(memin, &props);
+    ok(hr == S_OK, "GetAllocatorRequirments returned %x\n", hr);
+    ok(props.cBuffers == 0xdeadbee1, "cBuffers = %d\n", props.cBuffers);
+    ok(props.cbBuffer == 0xdeadbee2, "cbBuffer = %d\n", props.cbBuffer);
+    ok(props.cbAlign == 1, "cbAlign = %d\n", props.cbAlign);
+    ok(props.cbPrefix == 8, "cbPrefix = %d\n", props.cbPrefix);
+    IMemInputPin_Release(memin);
+
     hr = IPin_Disconnect(avimux_out);
     ok(hr == S_OK, "Disconnect returned %x\n", hr);