WMERESULT CExternalRendererImp::WriteVideoData(char *pData, int nLen)
{
WMERESULT ret = WME_S_OK;
if(!m_pVideoFile)
{
ret = OpenVideoFile();
if(!m_pVideoFile)
{
return WME_E_FAIL;
}
}
if(!pData)
{
return WME_E_INVALIDARG;
}
m_WriteLock.Lock();
int nWriteLen = fwrite(pData, 1, nLen, m_pVideoFile);
fflush(m_pVideoFile);
m_WriteLock.UnLock();
if(nWriteLen != nLen)
{
CM_ERROR_TRACE_THIS("CExternalRendererImp::WriteVideoFrame(): failed to write data to video file!");
return WME_E_FAIL;
}
return WME_S_OK;
}
BOOL OnCreate(HWND hwnd, LPCREATESTRUCT /*lpCreateStruct*/)
{
// Initialize the DPI scalar.
InitializeDPIScale(hwnd);
LPWSTR lpCmdLineW = GetCommandLine();
int argc = 0;
LPWSTR *argv = CommandLineToArgvW(lpCmdLineW, &argc);
if (argv == NULL)
{
return FALSE;
}
if (argc == 2)
{
OpenVideoFile(hwnd, argv[1]);
}
LocalFree(argv);
return TRUE;
}
void OnFileOpen(HWND hwnd)
{
HRESULT hr = S_OK;
IFileDialog *pDialog = NULL;
IShellItem *pItem = NULL;
LPWSTR pwszFilePath = NULL;
// Create the FileOpenDialog object.
hr = CoCreateInstance(
__uuidof(FileOpenDialog),
NULL,
CLSCTX_INPROC_SERVER,
IID_PPV_ARGS(&pDialog)
);
if (FAILED(hr)) { goto done; }
hr = pDialog->SetTitle(L"Select a File to Play");
if (FAILED(hr)) { goto done; }
// Show the file-open dialog.
hr = pDialog->Show(hwnd);
if (hr == HRESULT_FROM_WIN32(ERROR_CANCELLED))
{
// User cancelled.
hr = S_OK;
goto done;
}
if (FAILED(hr)) { goto done; }
hr = pDialog->GetResult(&pItem);
if (FAILED(hr)) { goto done; }
hr = pItem->GetDisplayName(SIGDN_FILESYSPATH, &pwszFilePath);
if (FAILED(hr)) { goto done; }
// Open the file and create bitmaps.
hr = OpenVideoFile(hwnd, pwszFilePath);
done:
if (FAILED(hr))
{
ShowErrorMessage(L"Cannot open file.", hr);
}
CoTaskMemFree(pwszFilePath);
SafeRelease(&pItem);
SafeRelease(&pDialog);
}
WMERESULT CExternalRendererImp::SetVideoFile(const char *pFileName)
{
if(!pFileName)
{
CM_ERROR_TRACE_THIS("CFileCaptureEngineImp::SetVideoFile, invalid file name or video format ");
return WME_E_INVALIDARG;
}
m_strFileName = pFileName;
CloseVideoFile();
OpenVideoFile();
return WME_S_OK;
}
CMainWindow::CMainWindow(QWidget* parent): QMainWindow(parent), m_timer(nullptr), m_fps(nullptr)
{
m_ui.setupUi(this);
m_timer = new QTimer(this);
m_timer->start(16);
m_fps = new QLabel(m_ui.statusBar);
m_ui.statusBar->addWidget(m_fps);
connect(m_timer, SIGNAL(timeout()), this, SLOT(TimerUpdate()));
connect(m_timer, SIGNAL(timeout()), m_ui.glwidget, SLOT(updateGL()));
// Buffering mode
connect(m_ui.noThreading, SIGNAL(toggled(bool)), this, SLOT(UseSingleBuffer(bool)));
connect(m_ui.tripleBuffer, SIGNAL(toggled(bool)), this, SLOT(UseTripleBuffer(bool)));
connect(m_ui.doubleBuffer, SIGNAL(toggled(bool)), this, SLOT(UseDoubleBuffer(bool)));
// Effect enable/disable signal
connect(m_ui.fractalEnabled, SIGNAL(toggled(bool)), this, SLOT(EnableFractalFX(bool)));
connect(m_ui.fluidEnabled, SIGNAL(toggled(bool)), this, SLOT(EnableFluidFX(bool)));
connect(m_ui.pageCurlEnabled, SIGNAL(toggled(bool)), this, SLOT(EnablePageCurlFX(bool)));
// Fractal effect signal
connect(m_ui.animate, SIGNAL(stateChanged(int)), m_ui.glwidget, SLOT(SetAnimated(int)));
connect(m_ui.animatePageCurl, SIGNAL(stateChanged(int)), m_ui.glwidget, SLOT(SetPageCurlAnimated(int)));
connect(m_ui.alphaSlider, SIGNAL(valueChanged(int)), m_ui.glwidget, SLOT(ChangeAlphaValue(int)));
connect(m_ui.alphaSlider, SIGNAL(valueChanged(int)), this, SLOT(UpdateTransparencyLabel(int)));
// fluid effect signal
connect(m_ui.maxWidth, SIGNAL(valueChanged(int)), m_ui.glwidget, SLOT(ChangeFluidMaxWidth(int)));
connect(m_ui.maxHeight, SIGNAL(valueChanged(int)), m_ui.glwidget, SLOT(ChangeFluidMaxHeight(int)));
m_ui.alphaSlider->valueChanged(50);
// file open. connect to CMainWindow to avoid "... must be top level ..." error
connect(m_ui.actionOpen_Video, SIGNAL(triggered()), this, SLOT(OpenVideoFile()));
AllocConsole();
freopen("CONOUT$", "w", stdout);
freopen("CONOUT$", "w", stderr);
}
