pagechannel4.cpp

This paper provides video capture and category CcaptureVideo example, in Win2K DirectX9 SDK VC6 thro

// PageChannel4.cpp : implementation file
//

#include "stdafx.h"
#include "Console.h"
#include "ConsoleDlg.h"
#include "PageChannel4.h"
#include "resource.h"
#include "staticex.h"
#include "MyPropertySheet.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CPageChannel4 property page

IMPLEMENT_DYNCREATE(CPageChannel4, CPropertyPage)

CPageChannel4::CPageChannel4() : CPropertyPage(CPageChannel4::IDD)
{
	m_pStatic=NULL;
	//{{AFX_DATA_INIT(CPageChannel4)
	m_iBrightness = 0;
	m_iHue = 0;
	m_iSaturation = 0;
	m_iContrast = 0;
	//}}AFX_DATA_INIT
}

CPageChannel4::~CPageChannel4()
{
}


void CPageChannel4::DoDataExchange(CDataExchange* pDX)
{
	CPropertyPage::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CPageChannel4)
	DDX_Control(pDX, IDC_MODE_FRAME_RADIO, m_ctlFrameMode);
	DDX_Control(pDX, IDC_SATURATION_SB, m_ctlSaturationSB);
	DDX_Control(pDX, IDC_CONTRAST_SB, m_ctlContrastSB);
	DDX_Control(pDX, IDC_HUE_SB, m_ctlHueSB);
	DDX_Control(pDX, IDC_BRIGHTNESS_SB, m_ctlBrightnessSB);
	DDX_Text(pDX, IDC_BRIGHTNESS_EDIT, m_iBrightness);
	DDX_Text(pDX, IDC_HUE_EDIT, m_iHue);
	DDX_Text(pDX, IDC_SATURATION_EDIT, m_iSaturation);
	DDX_Text(pDX, IDC_CONTRAST_EDIT, m_iContrast);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CPageChannel4, CPropertyPage)
	//{{AFX_MSG_MAP(CPageChannel4)
	ON_WM_HSCROLL()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPageChannel4 message handlers

BOOL CPageChannel4::OnInitDialog() 
{
	CPropertyPage::OnInitDialog();
	
    m_ctlBrightnessSB.SetScrollRange(0,255);
	m_ctlHueSB.SetScrollRange(0,255);
	m_ctlContrastSB.SetScrollRange(0,255);
	m_ctlSaturationSB.SetScrollRange(0,255);

	m_ctlBrightnessSB.SetScrollPos(m_pStatic[3]->m_iBrightness);
	m_ctlContrastSB.SetScrollPos(m_pStatic[3]->m_iContrast);
	m_ctlHueSB.SetScrollPos(m_pStatic[3]->m_iHue);
	m_ctlSaturationSB.SetScrollPos(m_pStatic[3]->m_iSaturation);

	m_iBrightness = m_pStatic[3]->m_iBrightness;
	m_iContrast = m_pStatic[3]->m_iContrast;
	m_iHue = m_pStatic[3]->m_iHue;
	m_iSaturation = m_pStatic[3]->m_iSaturation;
	
	UpdateData(FALSE);
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CPageChannel4::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
	int iCurPos = pScrollBar->GetScrollPos();
	
	switch( nSBCode )
	{
	case SB_THUMBPOSITION:
		pScrollBar->SetScrollPos( nPos );// Scroll to absolute position. nPos is the position
		// of the scroll box at the end of the drag operation
		break;
	case SB_LINERIGHT:
		iCurPos = pScrollBar->GetScrollPos();
		iCurPos++;
		if( iCurPos > 255 )
		{
			iCurPos = 255;
		}
		pScrollBar->SetScrollPos( iCurPos );
		break;
	case SB_LINELEFT:
		iCurPos = pScrollBar->GetScrollPos();
		iCurPos--;
		if( iCurPos < 0 )
		{
			iCurPos = 0;
		}
		pScrollBar->SetScrollPos( iCurPos );
		break;
	case SB_PAGERIGHT:
		iCurPos = pScrollBar->GetScrollPos();
		iCurPos += 10;
		if( iCurPos > 255 )
		{
			iCurPos = 255;
		}
		pScrollBar->SetScrollPos( iCurPos );
		break;
	case SB_PAGELEFT:
		iCurPos = pScrollBar->GetScrollPos();
		iCurPos -= 10;
		if( iCurPos < 0 )
		{
			iCurPos = 0;
		}	
		pScrollBar->SetScrollPos( iCurPos );
		break;
	case SB_THUMBTRACK:  // Drag scroll box to specified position. nPos is the
		// position that the scroll box has been dragged to.
		pScrollBar->SetScrollPos( nPos );
		break;
	}
	
	BYTE byPara;
	
	if (pScrollBar == &m_ctlBrightnessSB)
	{
		m_iBrightness = iCurPos;
		byPara = AD_BRIGHTNESS;	
	}
	if (pScrollBar == &m_ctlContrastSB)
	{
		m_iContrast = iCurPos;
		byPara = AD_CONTRAST;
	}
	if (pScrollBar == &m_ctlHueSB)
	{
		m_iHue = iCurPos;
		byPara = AD_HUE;
	}
	if (pScrollBar == &m_ctlSaturationSB)
	{
		m_iSaturation = iCurPos;
		byPara = AD_SATURATION;
	}
	
	
	CString strName, strValue;
	strValue.Format("%d", iCurPos);
	int RetVal2=CG300SetADParam(m_pStatic[3]->m_hCG300, byPara, iCurPos);
	
	switch(byPara)
	{
	case AD_BRIGHTNESS:
		m_pStatic[3]->m_iBrightness = iCurPos;
		strName.Format("Brightness%d", m_pStatic[3]->m_iNum);
		WritePrivateProfileString("Video Parameter", strName, strValue, "dhvcard.ini");
		break;
	case AD_CONTRAST:
		m_pStatic[3]->m_iContrast = iCurPos;
		strName.Format("Contrast%d", m_pStatic[3]->m_iNum);
		WritePrivateProfileString("Video Parameter", strName, strValue, "dhvcard.ini");
		break;
	case AD_HUE:
		m_pStatic[3]->m_iHue = iCurPos;
		strName.Format("Hue%d", m_pStatic[3]->m_iNum);
		WritePrivateProfileString("Video Parameter", strName, strValue, "dhvcard.ini");
		break;
	case AD_SATURATION:
		m_pStatic[3]->m_iSaturation = iCurPos;
		strName.Format("Saturation%d", m_pStatic[3]->m_iNum);
		WritePrivateProfileString("Video Parameter", strName, strValue, "dhvcard.ini");
		break;
	}
	
	
	UpdateData(FALSE);
	
	CPropertyPage::OnHScroll(nSBCode, nPos, pScrollBar);
}