JNIEXPORT jlong JNICALL
Java_org_jitsi_impl_neomedia_jmfext_media_protocol_wasapi_WASAPI_IMMDevice_1QueryInterface
(JNIEnv *env, jclass clazz, jlong thiz, jstring iid)
{
HRESULT hr;
IID iid_;
void *pvObject;
hr = WASAPI_iidFromString(env, iid, &iid_);
if (SUCCEEDED(hr))
{
hr
= IMMDevice_QueryInterface(
(IMMDevice *) (intptr_t) thiz,
&iid_,
&pvObject);
if (FAILED(hr))
{
pvObject = NULL;
WASAPI_throwNewHResultException(env, hr, __func__, __LINE__);
}
}
else
pvObject = NULL;
return (jlong) (intptr_t) pvObject;
}
static EDataFlow GetDeviceFlow(IMMDevice *dev)
{
void *pv;
if (FAILED(IMMDevice_QueryInterface(dev, &IID_IMMEndpoint, &pv)))
return false;
IMMEndpoint *ep = pv;
EDataFlow flow;
if (SUCCEEDED(IMMEndpoint_GetDataFlow(ep, &flow)))
flow = eAll;
IMMEndpoint_Release(ep);
return flow;
}
static HRESULT WINAPI MMEndpoint_QueryInterface(IMMEndpoint *iface, REFIID riid, void **ppv)
{
MMDevice *This = impl_from_IMMEndpoint(iface);
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
return IMMDevice_QueryInterface(&This->IMMDevice_iface, riid, ppv);
}
static HRESULT WINAPI MMEndpoint_QueryInterface(IMMEndpoint *iface, REFIID riid, void **ppv)
{
MMDevice *This = impl_from_IMMEndpoint(iface);
return IMMDevice_QueryInterface(&This->IMMDevice_iface, riid, ppv);
}
