Ejemplo n.º 1
0
        /// <summary>
        /// 停止录像
        /// </summary>
        public void StopKinescope()
        {
            VideoAPI.SendMessage(lwndC, VideoAPI.WM_CAP_STOP, 0, 0);

            string fileName = strFileName.Substring(strFileName.LastIndexOf("\\"));

            File.Copy(strFileName, @"\\192.168.1.6\\videos\\" + fileName, true);
            Thread.Sleep(5000);
            File.Delete(strFileName);
            //Thread t = new Thread(new ThreadStart(CopyFile));
            //t.Start();
            //t.Join();
        }
Ejemplo n.º 2
0
        public void StartKinescope(string path)
        {
            strFileName = path;
            string dir = path.Remove(path.LastIndexOf("\\"));

            if (!File.Exists(dir))
            {
                Directory.CreateDirectory(dir);
            }
            int  hBmp = Marshal.StringToHGlobalAnsi(path).ToInt32();
            bool b    = VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_FILE_SET_CAPTURE_FILE, 0, hBmp);

            b = VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SEQUENCE, 0, 0);
        }
Ejemplo n.º 3
0
        /// <summary>
        /// 打开视频设备
        /// </summary>
        public bool StartWebCam()
        {
            //byte[] lpszName = new byte[100];
            //byte[] lpszVer = new byte[100];
            //VideoAPI.capGetDriverDescriptionA(0, lpszName, 100, lpszVer, 100);
            //this.lwndC = VideoAPI.capCreateCaptureWindowA(lpszName, VideoAPI.WS_CHILD | VideoAPI.WS_VISIBLE, 0, 0, mWidth, mHeight, mControlPtr, 0);
            //if (VideoAPI.SendMessage(lwndC, VideoAPI.WM_CAP_DRIVER_CONNECT, 0, 0))
            //{
            //    VideoAPI.SendMessage(lwndC, VideoAPI.WM_CAP_SET_PREVIEWRATE, 100, 0);
            //    VideoAPI.SendMessage(lwndC, VideoAPI.WM_CAP_SET_PREVIEW, true, 0);
            //    return true;
            //}
            //else
            //{
            //    return false;
            //}
            this.lwndC = VideoAPI.capCreateCaptureWindow("", VideoAPI.WS_CHILD | VideoAPI.WS_VISIBLE, 0, 0, mWidth, mHeight, mControlPtr, 0); //AVICap类的捕捉窗口
            VideoAPI.FrameEventHandler FrameEventHandler = new VideoAPI.FrameEventHandler(FrameCallback);
            VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_CALLBACK_ERROR, 0, 0);                                                       //注册错误回调函数
            VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_CALLBACK_STATUS, 0, 0);                                                      //注册状态回调函数
            VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_CALLBACK_VIDEOSTREAM, 0, 0);                                                 //注册视频流回调函数
            VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_CALLBACK_FRAME, 0, FrameEventHandler);                                       //注册帧回调函数

            //if (!CapDriverCAPS.fCaptureInitialized)//判断当前设备是否被其他设备连接已经连接
            //{

            if (VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_DRIVER_CONNECT, 0, 0))
            {
                //-----------------------------------------------------------------------
                VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_DRIVER_GET_CAPS, VideoAPI.SizeOf(CapDriverCAPS), ref CapDriverCAPS); //获得当前视频 CAPDRIVERCAPS定义了捕获驱动器的能力,如有无视频叠加能力、有无控制视频源、视频格式的对话框等;
                VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_GET_STATUS, VideoAPI.SizeOf(CapStatus), ref CapStatus);              //获得当前视频流的尺寸 存入CapStatus结构

                VideoAPI.BITMAPINFO bitmapInfo = new VideoAPI.BITMAPINFO();                                                           //设置视频格式 (height and width in pixels, bits per frame).
                bitmapInfo.bmiHeader            = new VideoAPI.BITMAPINFOHEADER();
                bitmapInfo.bmiHeader.biSize     = VideoAPI.SizeOf(bitmapInfo.bmiHeader);
                bitmapInfo.bmiHeader.biWidth    = mWidth;
                bitmapInfo.bmiHeader.biHeight   = mHeight;
                bitmapInfo.bmiHeader.biPlanes   = 1;
                bitmapInfo.bmiHeader.biBitCount = 24;
                VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_PREVIEWRATE, 40, 0); //设置在PREVIEW模式下设定视频窗口的刷新率 设置每40毫秒显示一帧,即显示帧速为每秒25帧
                VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_SCALE, 1, 0);        //打开预览视频的缩放比例
                VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_VIDEOFORMAT, VideoAPI.SizeOf(bitmapInfo), ref bitmapInfo);

                this.mFrameEventHandler = new VideoAPI.FrameEventHandler(FrameCallback);
                this.capSetCallbackOnFrame(this.lwndC, this.mFrameEventHandler);


                VideoAPI.CAPTUREPARMS captureparms = new VideoAPI.CAPTUREPARMS();
                VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_GET_SEQUENCE_SETUP, VideoAPI.SizeOf(captureparms), ref captureparms);
                if (CapDriverCAPS.fHasOverlay)
                {
                    VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_OVERLAY, 1, 0);                                  //启用叠加 注:据说启用此项可以加快渲染速度
                }
                VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_PREVIEW, 1, 0);                                      //设置显示图像启动预览模式 PREVIEW
                VideoAPI.SetWindowPos(this.lwndC, 0, 0, 0, mWidth, mHeight, VideoAPI.SWP_NOZORDER | VideoAPI.SWP_NOMOVE); //使捕获窗口与进来的视频流尺寸保持一致
                return(true);
            }
            else
            {
                flag = false;
                return(false);
            }
        }
Ejemplo n.º 4
0
        ///   <summary>
        ///   拍照
        ///   </summary>
        ///   <param   name="path">要保存bmp文件的路径</param>
        public void GrabImage(IntPtr hWndC, string path)
        {
            IntPtr hBmp = Marshal.StringToHGlobalAnsi(path);

            VideoAPI.SendMessage(lwndC, VideoAPI.WM_CAP_SAVEDIB, 0, hBmp.ToInt32());
        }
Ejemplo n.º 5
0
 /// <summary>
 /// 关闭视频设备
 /// </summary>
 public void CloseWebcam()
 {
     VideoAPI.SendMessage(lwndC, VideoAPI.WM_CAP_DRIVER_DISCONNECT, 0, 0);
 }
Ejemplo n.º 6
0
 private bool capSetCallbackOnFrame(IntPtr lwnd, VideoAPI.FrameEventHandler lpProc)
 {
     return(VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_CALLBACK_FRAME, 0, lpProc));
 }
Ejemplo n.º 7
0
 public void set()
 {
     VideoAPI.SendMessage(this.lwndC, VideoAPI.WM_CAP_SET_SEQUENCE_SETUP, VideoAPI.SizeOf(Capparms), ref Capparms);
 }