Exemplo n.º 1
0
        static int Main(string[] args)
        {
            if (args.Length % 2 != 0 || (args.Length == 1 && args[0] == "/?"))
            {
                PrintUsage();
                return(0);
            }

            string logfilename = null;

            try {
                string fileName = String.Format("{0:yyyyMMddHmmss}", System.DateTime.Now);
                int    delay    = 4000;
                int    width    = 640;
                int    height   = 480;

                for (int i = 0; i < args.Length; i = i + 2)
                {
                    string sw = args[i].Replace("-", "").ToLower();
                    string op = args[i + 1];

                    switch (sw)
                    {
                    case ("f"):
                        fileName = op;
                        break;

                    case ("s"):
                        string[] ops = op.Split("x".ToCharArray());
                        if (ops == null || ops.Length != 2)
                        {
                            Console.WriteLine("size format WIDTHxHEIGHT.");
                            PrintUsage();
                            return(0);
                        }
                        width  = Convert.ToInt32(ops[0]);
                        height = Convert.ToInt32(ops[1]);
                        break;

                    case ("d"):
                        delay = Convert.ToInt32(op);
                        break;

                    case ("l"):
                        logfilename = op;
                        break;

                    default:
                        Console.Out.WriteLine("Unknown option {0}", sw);
                        PrintUsage();
                        return(0);
                    }
                }

                Webcam camera         = new Webcam(new Size(width, height), 30);
                Image  captured_image = null;
                int    counter        = 0;

                //remove any extensions from target file name
                int lastdot = -1;
                lastdot = fileName.LastIndexOf(".");
                if (lastdot != -1 && !fileName.Substring(lastdot).Contains("\\"))
                {
                    fileName = fileName.Substring(0, lastdot);
                }

                if (fileName.EndsWith("\\"))
                {
                    fileName = fileName + String.Format("{0:yyyyMMddHmmss}", System.DateTime.Now);
                }

                //Assign proper extension
                if (!fileName.EndsWith(".jpg", true, null))
                {
                    fileName = fileName + ".jpg";
                }

                if (logfilename != null && !logfilename.EndsWith(".log", true, null))
                {
                    logfilename = logfilename + ".log";
                }

                string curr_dir = Environment.CurrentDirectory;

                //modify filenames to show absolute file paths
                if (!fileName.Contains("\\"))
                {
                    fileName = curr_dir + "\\" + fileName;
                }

                if (logfilename != null && !logfilename.Contains("\\"))
                {
                    logfilename = curr_dir + "\\" + logfilename;
                }

                //start the camera
                camera.Start();
                //start listening for windows messages
                Application.DoEvents();

                /* Try capturing the image from the webcam 100 times
                 * with sleeping 10 milliseconds before each try.
                 */
                do
                {
                    Thread.Sleep(delay);
                    captured_image = camera.currentImage;
                    counter++;
                } while (captured_image == null && counter <= 100);

                camera.Stop();

                if (captured_image == null)
                {
                    throw new Exception("Device time-out");
                }
                else
                {
                    using (FileStream fs = new FileStream(fileName, FileMode.Create)) {
                        captured_image.Save(fs, ImageFormat.Jpeg);
                        Console.WriteLine("Image saved to " + fileName);
                        WriteLog("Image stored at " + fileName, logfilename);
                    }
                }
            }
            catch (FileNotFoundException fnfex) {
                WriteLog(fnfex.ToString(), logfilename);
                return(1);
            }
            catch (ArgumentException aex) {
                Console.WriteLine("Argument Exception");
                WriteLog(aex.ToString(), logfilename);
                return(2);
            }
            catch (Exception ex) {
                WriteLog(ex.ToString(), logfilename);
                return(7);
            }
            finally {
                Application.Exit();
            }
            return(0);
        }
Exemplo n.º 2
0
        static int Main(string[] args)
        {
            if (args.Length % 2 != 0 || (args.Length == 1 && args[0] == "/?")) {
                PrintUsage();
                return 0;
            }

            string logfilename = null;
            try {
                string fileName = String.Format("{0:yyyyMMddHmmss}", System.DateTime.Now);
                int delay = 4000;
                int width = 640;
                int height = 480;

                for (int i = 0; i < args.Length; i = i + 2) {
                    string sw = args[i].Replace("-", "").ToLower();
                    string op = args[i + 1];

                    switch (sw) {
                        case ("f"):
                            fileName = op;
                            break;
                        case ("s"):
                            string[] ops = op.Split("x".ToCharArray());
                            if (ops == null || ops.Length != 2) {
                                Console.WriteLine("size format WIDTHxHEIGHT.");
                                PrintUsage();
                                return 0;
                            }
                            width = Convert.ToInt32(ops[0]);
                            height = Convert.ToInt32(ops[1]);
                            break;
                        case ("d"):
                            delay = Convert.ToInt32(op);
                            break;
                        case ("l"):
                            logfilename = op;
                            break;
                        default:
                            Console.Out.WriteLine("Unknown option {0}", sw);
                            PrintUsage();
                            return 0;
                    }
                }

                Webcam camera = new Webcam(new Size(width, height), 30);
                Image captured_image = null;
                int counter = 0;

                //remove any extensions from target file name
                int lastdot = -1;
                lastdot = fileName.LastIndexOf(".");
                if (lastdot != -1 && !fileName.Substring(lastdot).Contains("\\"))
                    fileName = fileName.Substring(0, lastdot);

                if (fileName.EndsWith("\\")) {
                    fileName = fileName + String.Format("{0:yyyyMMddHmmss}", System.DateTime.Now);
                }

                //Assign proper extension
                if (!fileName.EndsWith(".jpg", true, null))
                    fileName = fileName + ".jpg";

                if (logfilename != null && !logfilename.EndsWith(".log", true, null))
                    logfilename = logfilename + ".log";

                string curr_dir = Environment.CurrentDirectory;

                //modify filenames to show absolute file paths
                if (!fileName.Contains("\\"))
                    fileName = curr_dir + "\\" + fileName;

                if (logfilename != null && !logfilename.Contains("\\"))
                    logfilename = curr_dir + "\\" + logfilename;

                //start the camera
                camera.Start();
                //start listening for windows messages
                Application.DoEvents();

                /* Try capturing the image from the webcam 100 times
                 * with sleeping 10 milliseconds before each try.
                */
                do {
                    Thread.Sleep(delay);
                    captured_image = camera.currentImage;
                    counter++;
                } while (captured_image == null && counter <= 100);

                camera.Stop();

                if (captured_image == null) {
                    throw new Exception("Device time-out");
                }
                else {
                    using (FileStream fs = new FileStream(fileName, FileMode.Create)) {
                        captured_image.Save(fs, ImageFormat.Jpeg);
                        Console.WriteLine("Image saved to " + fileName);
                        WriteLog("Image stored at " + fileName, logfilename);
                    }
                }
            }
            catch (FileNotFoundException fnfex) {
                WriteLog(fnfex.ToString(), logfilename);
                return 1;
            }
            catch (ArgumentException aex) {
                Console.WriteLine("Argument Exception");
                WriteLog(aex.ToString(), logfilename);
                return 2;
            }
            catch (Exception ex) {
                WriteLog(ex.ToString(), logfilename);
                return 7;
            }
            finally {
                Application.Exit();
            }
            return 0;
        }