//private Size GetPreviewWindowRealSize()
//{
// tDSImageSize tmpsize = new tDSImageSize();
// int m_iRelsel = 0;
// int nWidth = 640, nHeight = 480;
// tDSCameraCapability dscapability = new tDSCameraCapability();
// XCamera.CameraGetCapability(1, ref dscapability);
// if (XCamera.CameraGetImageSizeSel(1, ref m_iRelsel, false) == emDSCameraStatus.STATUS_OK)
// {
// Byte[] arrtmp = new Byte[4];
// XCamera.CopyMemory(Marshal.UnsafeAddrOfPinnedArrayElement(arrtmp, 0), dscapability.pImageSizeDesc + m_iRelsel * Marshal.SizeOf(tmpsize) + 52, 4);
// nWidth = BitConverter.ToInt32(arrtmp, 0);
// XCamera.CopyMemory(Marshal.UnsafeAddrOfPinnedArrayElement(arrtmp, 0), dscapability.pImageSizeDesc + m_iRelsel * Marshal.SizeOf(tmpsize) + 56, 4);
// nHeight = BitConverter.ToInt32(arrtmp, 0);
// }
// return new Size(nWidth, nHeight);
//}
#endregion
//private void UpdateDisplayWindow()
//{
// tDSImageSize tmpsize = new tDSImageSize();
// int m_iRelsel = 0;
// int nWidth = 640, nHeight = 480;
// tDSCameraCapability dscapability = new tDSCameraCapability();
// XCamera.CameraGetCapability(1, ref dscapability);
// if (XCamera.CameraGetImageSizeSel(1, ref m_iRelsel, false) == emDSCameraStatus.STATUS_OK)
// {
// Byte[] arrtmp = new Byte[4];
// XCamera.CopyMemory(Marshal.UnsafeAddrOfPinnedArrayElement(arrtmp, 0), dscapability.pImageSizeDesc + m_iRelsel * Marshal.SizeOf(tmpsize) + 52, 4);
// nWidth = BitConverter.ToInt32(arrtmp, 0);
// XCamera.CopyMemory(Marshal.UnsafeAddrOfPinnedArrayElement(arrtmp, 0), dscapability.pImageSizeDesc + m_iRelsel * Marshal.SizeOf(tmpsize) + 56, 4);
// nHeight = BitConverter.ToInt32(arrtmp, 0);
// }
// pictureBox.Width = nWidth;
// //pictureBox.Height = nHeight - 40;
// pictureBox.Height = nHeight;
// pictureBox.Left = 0;
// //pictureBox.Top = 24;
// pictureBox.Top = 0;
// //---------------------------------------------------------------------------------------------------------------------------------------
// XCamera.CameraSetDisplaySize(1, pictureBox.Width, pictureBox.Height);
//}
private void PreviewForm_FormClosing(object sender, FormClosingEventArgs e)
{
try
{
if (!IsCloseWithMainForm)
{
XCamera cam = XCamera.GetInstance();
bool isSuccessToStopCam = false;
if (cam.IsActive())
{
if (cam.RunMode != emDSRunMode.RUNMODE_STOP)
{
isSuccessToStopCam = cam.Stop();
System.Threading.Thread.Sleep(100);
}
if (isSuccessToStopCam && cam.UnInit())
{
System.Threading.Thread.Sleep(100);
OnCameraClosed(new EventArgs());
}
}
}
}
catch (System.Exception ex)
{
_logger.Error(ex.Message);
}
}
/// <summary>
/// 开始预览视频（同时只能打开一个相机）
/// </summary>
/// <param name="cameraName"></param>
public bool StartPreview(string cameraName)
{
try
{
bool retVal = false;
XCamera cam = XCamera.GetInstance();
if (cam.IsActive())
{
if (cam.RunMode != emDSRunMode.RUNMODE_STOP)
{
cam.Stop();
}
cam.UnInit();
}
_cameraCallbackProc = new XCamera.DelegateProc(SnapThreadCallback);
//test
if (cam.Init(_cameraCallbackProc, cameraName, _imageBox.Handle))
//if (cam.Init(_cameraCallbackProc, cameraName, _imageBack.Handle))
{
if (cam.Play())
{
retVal = true;
//this.RealSize();
this.FitScreen();
PublishCameraOpenedEvent(new EventArgs());
}
}
else
{
retVal = false;
}
return(retVal);
}
catch (System.Exception ex)
{
_logger.Error(ex.Message);
return(false);
}
}
