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);
}
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;
}
