www.pudn.com > XvidQP.rar > FrameViewerDlg.cpp

// FrameViewerDlg.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "XvidQuantsParser.h" 
#include "FrameViewerDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CFrameViewerDlg dialog 
 
 
CFrameViewerDlg::CFrameViewerDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CFrameViewerDlg::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CFrameViewerDlg) 
		// NOTE: the ClassWizard will add member initialization here 
	//}}AFX_DATA_INIT 
} 
 
 
void CFrameViewerDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CFrameViewerDlg) 
		// NOTE: the ClassWizard will add DDX and DDV calls here 
	//}}AFX_DATA_MAP 
} 
 
 
BEGIN_MESSAGE_MAP(CFrameViewerDlg, CDialog) 
	//{{AFX_MSG_MAP(CFrameViewerDlg) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CFrameViewerDlg message handlers 
 
//------------------------------------------------------------------------------------------- 
void CFrameViewerDlg::Init(int num, CString path) 
{ 
	frame	= num; 
	avipath	= path; 
} 
 
//------------------------------------------------------------------------------------------- 
BOOL CFrameViewerDlg::OnInitDialog()  
{ 
	CDialog::OnInitDialog(); 
	 
	DrawFrame(); 
	 
	return TRUE;  // return TRUE unless you set the focus to a control 
	              // EXCEPTION: OCX Property Pages should return FALSE 
} 
 
//------------------------------------------------------------------------------------------- 
void CFrameViewerDlg::DrawFrame(void) 
{ 
	LPBITMAPINFOHEADER	bmihdr; 
	LPBITMAPINFOHEADER	bmihdrd; 
	LONG				lActualBytes; 
	LPVOID				b; 
	LPVOID				bdec = NULL; 
	HDRAWDIB			hddib; 
	CDC*				cdc; 
	HDC					hdc; 
	HIC					hic; 
 
	cdc = GetDC(); 
	hdc = cdc->m_hDC; 
 
	InputFileAVI *inputAVI = new InputFileAVI(false); 
	inputAVI->Init((char*)(LPCTSTR)avipath); 
	 
	VideoSourceAVI *inputVideoAVI; 
	inputVideoAVI = (VideoSourceAVI*) inputAVI->videoSrc; 
 
	//Get Frame size/data... 
	inputVideoAVI->read(frame, 1, NULL, 0, &lActualBytes, NULL); 
	b = new char[lActualBytes]; 
	inputVideoAVI->read(frame, 1, b, lActualBytes, &lActualBytes, NULL); 
 
	//b = inputVideoAVI->getFrameBuffer(); 
	//b = inputVideoAVI->getFrame(frame); 
 
	bmihdr  = inputVideoAVI->getImageFormat(); 
	inputVideoAVI->setDecompressedFormat(24); 
	bmihdrd = inputVideoAVI->getDecompressedFormat(); 
 
	width = bmihdr->biWidth; 
	height = bmihdr->biHeight; 
 
 
	hic = inputVideoAVI->getDecompressorHandle(); 
 
	//bdec = inputVideoAVI->getFrameBuffer(); 
	bdec = new char[bmihdrd->biSizeImage]; 
	 
	if (ICDecompressBegin(hic, bmihdr, bmihdrd) == ICERR_OK) 
	{  
		ICDecompress(hic, 0, bmihdr, b, bmihdrd, bdec); 
		ICDecompressEnd(hic);  
	} 
	 
	SizeToFrame(); 
 
	hddib = DrawDibOpen(); 
	//DrawDibDraw(hddib, hdc, 0, 0, width, height, bmihdrd, bdec, 0, 0, width, height, DDF_JUSTDRAWIT); 
	DrawDibClose(hddib); 
 
	//All good 
	delete inputAVI; 
	delete[] b; 
	delete[] bdec; 
} 
 
//------------------------------------------------------------------------------------------- 
void CFrameViewerDlg::SizeToFrame(void) 
{ 
	CRect rect; 
 
	GetWindowRect(&rect); 
	SetWindowPos(&wndTopMost , rect.left, rect.top, width, height, SWP_DRAWFRAME); 
	UpdateData(FALSE); 
}