/// <summary>
/// Gets managed data from a clipboard DataObject.
/// </summary>
/// <param name="dataObject">The DataObject to obtain the data from.</param>
/// <param name="format">The format for which to get the data in.</param>
/// <returns>The data object instance.</returns>
public static object GetDataEx(this System.Windows.Forms.IDataObject dataObject, string format)
{
// Get the data
object data = dataObject.GetData(format, true);
// If the data is a stream, we'll check to see if it
// is stamped by us for custom marshaling
if (data is Stream)
{
object data2 = ((IDataObject)dataObject).GetManagedData(format);
if (data2 != null)
{
return(data2);
}
}
return(data);
}
/// <summary>
/// Capture the next frame from the video feed
/// </summary>
public Image GetNextFrame()
{
try
{
// get the next frame;
SendMessage(mCapHwnd, WM_CAP_GET_FRAME, 0, 0);
// copy the frame to the clipboard
SendMessage(mCapHwnd, WM_CAP_COPY, 0, 0);
//if (ImageCaptured != null)
{
// get from the clipboard
tempObj = Clipboard.GetDataObject();
tempImg = (System.Drawing.Bitmap) tempObj.GetData(System.Windows.Forms.DataFormats.Bitmap);
// return tempImg.GetThumbnailImage(m_Width, m_Height, null, System.IntPtr.Zero);
}
}
catch (Exception excep)
{
//MessageBox.Show("An error ocurred while capturing the video image. The video capture will now be terminated.\r\n\n" + excep.Message);
// this.Stop(); // stop the process
}
return tempImg;
}
