int LibusbDevice::ReleaseAllInterfacesForCurrentConfig() const
{
int config_num;
const int get_config_ret = libusb_get_configuration(m_handle, &config_num);
if (get_config_ret < 0)
return get_config_ret;
return ReleaseAllInterfaces(config_num);
}
// Function name : CVMR9Graph::ResetGraph
// Description : reset the graph - clean interfaces
// Return type : BOOL
BOOL CVMR9Graph::ResetGraph()
{
// STOP the graph
if (m_pMediaControl != NULL) {
m_pMediaControl->Stop();
}
try {
ReleaseAllInterfaces();
} catch(...) {
ReportError("Can't reset graph, we have serious bugs...", E_FAIL);
return FALSE;
}
return TRUE;
}
// Function name : CVMR9Graph::BuildFilterGraph
// Description : construct the filter graph
// Return type : BOOL
BOOL CVMR9Graph::BuildFilterGraph(bool withSound)
{
HRESULT hr;
ReleaseAllInterfaces();
RemoveFromRot();
// BUILD the filter graph
hr = CoCreateInstance(CLSID_FilterGraph, NULL, CLSCTX_INPROC, IID_IUnknown, (void**) &m_pGraphUnknown);
if (FAILED(hr)) {
ReportError("Could not build the graph", hr);
return FALSE;
}
// QUERY the filter graph interfaces
hr = m_pGraphUnknown->QueryInterface(IID_IGraphBuilder, (void**) &m_pGraphBuilder);
hr = m_pGraphUnknown->QueryInterface(IID_IFilterGraph, (void**) &m_pFilterGraph);
hr = m_pGraphUnknown->QueryInterface(IID_IFilterGraph2, (void**) &m_pFilterGraph2);
hr = m_pGraphUnknown->QueryInterface(IID_IMediaControl, (void**) & m_pMediaControl);
hr = m_pGraphUnknown->QueryInterface(IID_IMediaSeeking, (void**) & m_pMediaSeeking);
//hr = m_pGraphUnknown->QueryInterface(IID_IMediaEvent, (void**) &m_pMediaEvent);
//hr = m_pGraphUnknown->QueryInterface(IID_IMediaEventEx, (void**) &m_pMediaEventEx);
/* // SET the graph state window callback
if (m_pMediaEventEx != NULL) {
m_pMediaEventEx->SetNotifyWindow((OAHWND)m_hMediaWindow, WM_MEDIA_NOTIF, NULL);
//m_pMediaEventEx->SetNotifyWindow(NULL, NULL, NULL);
}*/
if (withSound)
BuildSoundRenderer();
// Don't known what's wrong... but RenderEx crash when playing whith graphedit build 021204 ...
//do we need this??
//AddToRot(m_pGraphUnknown);
return BuildVMR();
}
// Function name : CVMR9Graph::~CVMR9Graph
// Description : destructor
// Return type :
CVMR9Graph::~CVMR9Graph()
{
ReleaseAllInterfaces();
long newProc = GetWindowLong(m_hMediaWindow, GWL_WNDPROC);
}
