bool initVideoCapture(const QString& devid, const VideoFormat& fmt)
{
QString use_devid = devid;
if(use_devid.isEmpty())
{
int count = 1;
QVector<VideoCaptureDevice> devs(1);
TT_GetVideoCaptureDevices(&devs[0], &count);
if(count)
use_devid = _Q(devs[0].szDeviceID);
}
return TT_InitVideoCaptureDevice(ttInst, _W(use_devid), &fmt);
}
BOOL CVideoCapturePage::OnInitDialog()
{
CPropertyPage::OnInitDialog();
TRANSLATE(*this, IDD);
AddString(m_wndVidCodec, _T("WebM VP8"), WEBM_VP8_CODEC);
SetCurSelItemData(m_wndVidCodec, DEFAULT_VIDEOCODEC);
m_wndVidBitrateSpinCtrl.SetRange(0, 1000);
int count = 0;
TT_GetVideoCaptureDevices(NULL, &count);
m_videodevices.resize(count);
if(count == 0)
{
//No devices... disable everything
m_wndVidDev.EnableWindow(FALSE);
m_wndVidRes.EnableWindow(FALSE);
m_wndVidTest.EnableWindow(FALSE);
m_wndRgb32.EnableWindow(FALSE);
m_wndI420.EnableWindow(FALSE);
m_wndYUY2.EnableWindow(FALSE);
m_wndVidCodec.EnableWindow(FALSE);
}
else
TT_GetVideoCaptureDevices(&m_videodevices[0], &count);
for(size_t i=0;i<m_videodevices.size();i++)
{
int iDev = m_wndVidDev.AddString(m_videodevices[i].szDeviceName);
if(m_videodevices[i].szDeviceID == m_szVidDevID)
{
m_wndVidDev.SetCurSel(iDev);
m_nVidDev = i;
}
}
if(m_nVidDev < 0)
m_wndVidDev.SetCurSel(0);
if(m_nVidDev >= 0 && m_nCapFormatIndex >= 0)
{
m_wndVidRes.SetCurSel(m_nCapFormatIndex);
switch(m_videodevices[m_nVidDev].videoFormats[m_nCapFormatIndex].picFourCC)
{
case FOURCC_RGB32 :
m_wndRgb32.SetCheck(BST_CHECKED);
break;
case FOURCC_I420 :
m_wndI420.SetCheck(BST_CHECKED);
break;
case FOURCC_YUY2 :
m_wndYUY2.SetCheck(BST_CHECKED);
break;
}
}
else
m_wndRgb32.SetCheck(BST_CHECKED);
OnCbnSelchangeComboViddev();
return TRUE; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
