Ejemplo n.º 1
0
        static extern int SendMessage(	
			IntPtr hwnd, 
			int wMsg,
			int wParam,
			ref CaptureParms lParam
			);
Ejemplo n.º 2
0
        /// <summary>
        /// ��׽��Ƶ
        /// </summary>
        /// <param name="control"></param>
        /// <param name="index"></param>
        public VideoCapturer(Control control, int index)
        {
            this.index = index;
            m_hwnd = capCreateCaptureWindow(new byte[100], WS_VISIBLE | WS_CHILD, 0, 0, control.Width, control.Height, control.Handle, 0);

            if (m_hwnd == IntPtr.Zero) throw new AVException();
            m_parms = new CaptureParms();

            m_streamCallBack = new  capVideoStreamCallback(this.streamCallBack);
            m_errorCallBack = new capErrorCallback(this.capErrorCallback);

            SendMessage(m_hwnd, WM_CAP_SET_CALLBACK_VIDEOSTREAM, 0, m_streamCallBack);
            SendMessage(m_hwnd, WM_CAP_SET_CALLBACK_ERRORA, 0, m_errorCallBack);
        }