public unsafe int FillBuffer(ref IMediaSampleImpl _sample)
{
IntPtr _ptr;
_sample.GetPointer(out _ptr);
int length = _sample.GetSize();
if (!KinectCamSettigns.Default.Desktop)
{
KinectHelper.GenerateFrame(_ptr, length, KinectCamSettigns.Default.Mirrored, KinectCamSettigns.Default.Zoom);
}
else
{
if (m_hBitmap == IntPtr.Zero)
{
m_hBitmap = CreateCompatibleBitmap(m_hScreenDC, m_nWidth, Math.Abs(m_nHeight));
}
IntPtr hOldBitmap = SelectObject(m_hMemDC, m_hBitmap);
StretchBlt(m_hMemDC, 0, 0, m_nWidth, Math.Abs(m_nHeight), m_hScreenDC, 0, 0, m_nMaxWidth, m_nMaxHeight, TernaryRasterOperations.SRCCOPY);
SelectObject(m_hMemDC, hOldBitmap);
GetDIBits(m_hMemDC, m_hBitmap, 0, (uint)Math.Abs(m_nHeight), _ptr, ref m_bmi, 0);
}
_sample.SetActualDataLength(_sample.GetSize());
_sample.SetSyncPoint(true);
return(NOERROR);
}
public override int Stop()
{
KinectHelper.DisposeSensor();
int hr = base.Stop();
if (m_hBitmap != IntPtr.Zero)
{
DeleteObject(m_hBitmap);
m_hBitmap = IntPtr.Zero;
}
if (m_hScreenDC != IntPtr.Zero)
{
DeleteDC(m_hScreenDC);
m_hScreenDC = IntPtr.Zero;
}
if (m_hMemDC != IntPtr.Zero)
{
DeleteDC(m_hMemDC);
m_hMemDC = IntPtr.Zero;
}
return(hr);
}