Important Update
This sample source code below will display you how to read barcode from live video cam with barcode reader sdk in C#. ByteScout Barcode Suite is the set that includes three different SDK products to generate barcodes, read barcodes and read and write spreadsheets: Barcode SDK, Barcode Reader SDK and Spreadsheet SDK. It can be applied to read barcode from live video cam with barcode reader sdk using C#.
The following code snippet for ByteScout Barcode Suite works best when you need to quickly read barcode from live video cam with barcode reader sdk in your C# application. Simply copy and paste in your C# project or application you and then run your app! Enjoy writing a code with ready-to-use sample C# codes.
You can download free trial version of ByteScout Barcode Suite from our website with this and other source code samples for C#.
On-demand (REST Web API) version:
Web API (on-demand version)
On-premise offline SDK for Windows:
60 Day Free Trial (on-premise)
namespace ReadFromVideoCamera
{
partial class MainForm
{
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.IContainer components = null;
/// <summary>
/// Clean up any resources being used.
/// </summary>
/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
}
base.Dispose(disposing);
}
#region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.lblFoundBarcodes = new System.Windows.Forms.Label();
this.pictureBoxPreview = new System.Windows.Forms.PictureBox();
this.btnStop = new System.Windows.Forms.Button();
this.btnStart = new System.Windows.Forms.Button();
this.rtbFoundBarcodes = new System.Windows.Forms.RichTextBox();
this.label1 = new System.Windows.Forms.Label();
this.cmbCamera = new System.Windows.Forms.ComboBox();
this.btnExit = new System.Windows.Forms.Button();
this.label3 = new System.Windows.Forms.Label();
this.cmbBarcodeType = new System.Windows.Forms.ComboBox();
this.lblScanning = new System.Windows.Forms.Label();
this.label2 = new System.Windows.Forms.Label();
this.tbCameraWidth = new System.Windows.Forms.TextBox();
this.tbCameraHeight = new System.Windows.Forms.TextBox();
this.label4 = new System.Windows.Forms.Label();
this.cbStopOnFirstBarcode = new System.Windows.Forms.CheckBox();
this.btnUpdateCameraImageDimensions = new System.Windows.Forms.Button();
this.btnCameraProperties = new System.Windows.Forms.Button();
((System.ComponentModel.ISupportInitialize)(this.pictureBoxPreview)).BeginInit();
this.SuspendLayout();
//
// lblFoundBarcodes
//
this.lblFoundBarcodes.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
this.lblFoundBarcodes.AutoSize = true;
this.lblFoundBarcodes.Location = new System.Drawing.Point(12, 600);
this.lblFoundBarcodes.Name = "lblFoundBarcodes";
this.lblFoundBarcodes.Size = new System.Drawing.Size(93, 13);
this.lblFoundBarcodes.TabIndex = 5;
this.lblFoundBarcodes.Text = "Found 0 barcodes";
//
// pictureBoxPreview
//
this.pictureBoxPreview.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
| System.Windows.Forms.AnchorStyles.Left)
| System.Windows.Forms.AnchorStyles.Right)));
this.pictureBoxPreview.BackColor = System.Drawing.Color.White;
this.pictureBoxPreview.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
this.pictureBoxPreview.Location = new System.Drawing.Point(12, 117);
this.pictureBoxPreview.Name = "pictureBoxPreview";
this.pictureBoxPreview.Size = new System.Drawing.Size(640, 480);
this.pictureBoxPreview.SizeMode = System.Windows.Forms.PictureBoxSizeMode.CenterImage;
this.pictureBoxPreview.TabIndex = 8;
this.pictureBoxPreview.TabStop = false;
//
// btnStop
//
this.btnStop.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
this.btnStop.Enabled = false;
this.btnStop.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(204)));
this.btnStop.Location = new System.Drawing.Point(98, 690);
this.btnStop.Name = "btnStop";
this.btnStop.Size = new System.Drawing.Size(80, 26);
this.btnStop.TabIndex = 7;
this.btnStop.Text = "Stop";
this.btnStop.UseVisualStyleBackColor = true;
this.btnStop.Click += new System.EventHandler(this.btnStop_Click);
//
// btnStart
//
this.btnStart.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
this.btnStart.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(204)));
this.btnStart.Location = new System.Drawing.Point(12, 690);
this.btnStart.Name = "btnStart";
this.btnStart.Size = new System.Drawing.Size(80, 26);
this.btnStart.TabIndex = 6;
this.btnStart.Text = "Start";
this.btnStart.UseVisualStyleBackColor = true;
this.btnStart.Click += new System.EventHandler(this.btnStart_Click);
//
// rtbFoundBarcodes
//
this.rtbFoundBarcodes.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)
| System.Windows.Forms.AnchorStyles.Right)));
this.rtbFoundBarcodes.Location = new System.Drawing.Point(12, 616);
this.rtbFoundBarcodes.Name = "rtbFoundBarcodes";
this.rtbFoundBarcodes.Size = new System.Drawing.Size(640, 68);
this.rtbFoundBarcodes.TabIndex = 5;
this.rtbFoundBarcodes.Text = "";
//
// label1
//
this.label1.AutoSize = true;
this.label1.Location = new System.Drawing.Point(9, 42);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(80, 13);
this.label1.TabIndex = 20;
this.label1.Text = "Camera Device";
//
// cmbCamera
//
this.cmbCamera.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
this.cmbCamera.FormattingEnabled = true;
this.cmbCamera.Location = new System.Drawing.Point(163, 39);
this.cmbCamera.Name = "cmbCamera";
this.cmbCamera.Size = new System.Drawing.Size(245, 21);
this.cmbCamera.TabIndex = 1;
this.cmbCamera.SelectedIndexChanged += new System.EventHandler(this.cmbCamera_SelectedIndexChanged);
//
// btnExit
//
this.btnExit.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
this.btnExit.DialogResult = System.Windows.Forms.DialogResult.Cancel;
this.btnExit.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(204)));
this.btnExit.Location = new System.Drawing.Point(562, 690);
this.btnExit.Name = "btnExit";
this.btnExit.Size = new System.Drawing.Size(90, 26);
this.btnExit.TabIndex = 8;
this.btnExit.Text = "Exit";
this.btnExit.UseVisualStyleBackColor = true;
this.btnExit.Click += new System.EventHandler(this.btnExit_Click);
//
// label3
//
this.label3.AutoSize = true;
this.label3.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(204)));
this.label3.Location = new System.Drawing.Point(9, 15);
this.label3.Name = "label3";
this.label3.Size = new System.Drawing.Size(131, 13);
this.label3.TabIndex = 23;
this.label3.Text = "Barcode Type To Scan";
//
// cmbBarcodeType
//
this.cmbBarcodeType.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
this.cmbBarcodeType.FormattingEnabled = true;
this.cmbBarcodeType.Location = new System.Drawing.Point(163, 12);
this.cmbBarcodeType.Name = "cmbBarcodeType";
this.cmbBarcodeType.Size = new System.Drawing.Size(245, 21);
this.cmbBarcodeType.Sorted = true;
this.cmbBarcodeType.TabIndex = 0;
//
// lblScanning
//
this.lblScanning.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
this.lblScanning.AutoSize = true;
this.lblScanning.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(204)));
this.lblScanning.Location = new System.Drawing.Point(580, 600);
this.lblScanning.Name = "lblScanning";
this.lblScanning.Size = new System.Drawing.Size(67, 13);
this.lblScanning.TabIndex = 24;
this.lblScanning.Text = "Scanning...";
this.lblScanning.Visible = false;
//
// label2
//
this.label2.AutoSize = true;
this.label2.Location = new System.Drawing.Point(9, 69);
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size(132, 13);
this.label2.TabIndex = 26;
this.label2.Text = "Camera Image Dimensions";
//
// tbCameraWidth
//
this.tbCameraWidth.Location = new System.Drawing.Point(163, 66);
this.tbCameraWidth.Name = "tbCameraWidth";
this.tbCameraWidth.Size = new System.Drawing.Size(35, 20);
this.tbCameraWidth.TabIndex = 2;
this.tbCameraWidth.Text = "640";
//
// tbCameraHeight
//
this.tbCameraHeight.Location = new System.Drawing.Point(222, 66);
this.tbCameraHeight.Name = "tbCameraHeight";
this.tbCameraHeight.Size = new System.Drawing.Size(35, 20);
this.tbCameraHeight.TabIndex = 3;
this.tbCameraHeight.Text = "480";
//
// label4
//
this.label4.AutoSize = true;
this.label4.Location = new System.Drawing.Point(204, 69);
this.label4.Name = "label4";
this.label4.Size = new System.Drawing.Size(12, 13);
this.label4.TabIndex = 29;
this.label4.Text = "x";
//
// cbStopOnFirstBarcode
//
this.cbStopOnFirstBarcode.AutoSize = true;
this.cbStopOnFirstBarcode.Location = new System.Drawing.Point(12, 94);
this.cbStopOnFirstBarcode.Name = "cbStopOnFirstBarcode";
this.cbStopOnFirstBarcode.Size = new System.Drawing.Size(154, 17);
this.cbStopOnFirstBarcode.TabIndex = 30;
this.cbStopOnFirstBarcode.Text = "Stop on first barcode found";
this.cbStopOnFirstBarcode.UseVisualStyleBackColor = true;
//
// btnUpdateCameraImageDimensions
//
this.btnUpdateCameraImageDimensions.Location = new System.Drawing.Point(263, 64);
this.btnUpdateCameraImageDimensions.Name = "btnUpdateCameraImageDimensions";
this.btnUpdateCameraImageDimensions.Size = new System.Drawing.Size(71, 24);
this.btnUpdateCameraImageDimensions.TabIndex = 4;
this.btnUpdateCameraImageDimensions.Text = "Update";
this.btnUpdateCameraImageDimensions.UseVisualStyleBackColor = true;
this.btnUpdateCameraImageDimensions.Click += new System.EventHandler(this.btnUpdateCameraImageDimensions_Click);
//
// btnCameraProperties
//
this.btnCameraProperties.Location = new System.Drawing.Point(414, 38);
this.btnCameraProperties.Name = "btnCameraProperties";
this.btnCameraProperties.Size = new System.Drawing.Size(131, 23);
this.btnCameraProperties.TabIndex = 31;
this.btnCameraProperties.Text = "Camera Properties";
this.btnCameraProperties.UseVisualStyleBackColor = true;
this.btnCameraProperties.Click += new System.EventHandler(this.btnCameraProperties_Click);
//
// MainForm
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.CancelButton = this.btnExit;
this.ClientSize = new System.Drawing.Size(664, 728);
this.Controls.Add(this.btnCameraProperties);
this.Controls.Add(this.btnUpdateCameraImageDimensions);
this.Controls.Add(this.cbStopOnFirstBarcode);
this.Controls.Add(this.label4);
this.Controls.Add(this.tbCameraHeight);
this.Controls.Add(this.tbCameraWidth);
this.Controls.Add(this.label2);
this.Controls.Add(this.lblScanning);
this.Controls.Add(this.label3);
this.Controls.Add(this.cmbBarcodeType);
this.Controls.Add(this.btnExit);
this.Controls.Add(this.label1);
this.Controls.Add(this.cmbCamera);
this.Controls.Add(this.rtbFoundBarcodes);
this.Controls.Add(this.btnStop);
this.Controls.Add(this.btnStart);
this.Controls.Add(this.pictureBoxPreview);
this.Controls.Add(this.lblFoundBarcodes);
this.Name = "MainForm";
this.ShowIcon = false;
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "Barcode Scanner";
this.Load += new System.EventHandler(this.Form_Load);
((System.ComponentModel.ISupportInitialize)(this.pictureBoxPreview)).EndInit();
this.ResumeLayout(false);
this.PerformLayout();
}
#endregion
private System.Windows.Forms.Label lblFoundBarcodes;
private System.Windows.Forms.PictureBox pictureBoxPreview;
private System.Windows.Forms.Button btnStop;
private System.Windows.Forms.Button btnStart;
private System.Windows.Forms.RichTextBox rtbFoundBarcodes;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.ComboBox cmbCamera;
private System.Windows.Forms.Button btnExit;
private System.Windows.Forms.Label label3;
private System.Windows.Forms.ComboBox cmbBarcodeType;
private System.Windows.Forms.Label lblScanning;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.TextBox tbCameraWidth;
private System.Windows.Forms.TextBox tbCameraHeight;
private System.Windows.Forms.Label label4;
private System.Windows.Forms.CheckBox cbStopOnFirstBarcode;
private System.Windows.Forms.Button btnUpdateCameraImageDimensions;
private System.Windows.Forms.Button btnCameraProperties;
}
}
60 Day Free Trial or Visit ByteScout Barcode Suite Home Page
Explore ByteScout Barcode Suite Documentation
Explore Samples
Sign Up for ByteScout Barcode Suite Online Training
Get Your API Key
Explore Web API Docs
Explore Web API Samples
using System;
using System.ComponentModel;
using System.Drawing;
using System.Media;
using System.Reflection;
using System.Text;
using System.Windows.Forms;
using System.Threading;
using Bytescout.BarCodeReader;
using TouchlessLib;
namespace ReadFromVideoCamera
{
public partial class MainForm: Form
{
// Scan delay, ms.
const int SCAN_DELAY = 1500; // scan barcodes every 1.5 sec
// Touchless SDK library manager (to use it you should have TouchlessLib.dll referenced and WebCamLib.dll in the build output directory)
readonly TouchlessMgr _touchlessLibManager;
// Background thread for barcode scanning
readonly BackgroundWorker _backgroundWorker = new BackgroundWorker();
// Synchronization event
readonly AutoResetEvent _synchronizationEvent = new AutoResetEvent(false);
// Form constructor
public MainForm()
{
InitializeComponent();
// Create Touchless library manager
_touchlessLibManager = new TouchlessMgr();
// Setup background worker
_backgroundWorker.WorkerSupportsCancellation = true;
_backgroundWorker.DoWork += BackgroundWorker_DoWork;
_backgroundWorker.RunWorkerCompleted += BackgroundWorker_RunWorkerCompleted;
}
// On form loading
private void Form_Load(object sender, EventArgs e)
{
// Fill devices combobox with available video cameras
foreach (Camera camera in _touchlessLibManager.Cameras)
cmbCamera.Items.Add(camera);
// Select the first available camera. See also cmbCamera_SelectedIndexChanged event handler.
if (_touchlessLibManager.Cameras.Count > 0)
cmbCamera.SelectedItem = _touchlessLibManager.Cameras[0];
else
MessageBox.Show("No video camera available. Please connect the camera.");
// Populate barcode types combobox
PopulateBarcodeTypesCombobox();
// Select some default barcode type
cmbBarcodeType.SelectedItem = "QRCode";
}
protected void PopulateBarcodeTypesCombobox()
{
cmbBarcodeType.Items.Clear();
foreach (PropertyInfo propertyInfo in typeof(BarcodeTypeSelector).GetProperties())
cmbBarcodeType.Items.Add(propertyInfo.Name);
}
// On camera selected
private void cmbCamera_SelectedIndexChanged(object sender, EventArgs e)
{
if (_touchlessLibManager.CurrentCamera != null)
_touchlessLibManager.CurrentCamera.OnImageCaptured -= CurrentCamera_OnImageCaptured;
if (cmbCamera.SelectedIndex != -1)
{
Camera camera = _touchlessLibManager.Cameras[cmbCamera.SelectedIndex];
if (camera != null)
{
// Set camera output image dimensions
camera.CaptureWidth = int.Parse(tbCameraWidth.Text);
camera.CaptureHeight = int.Parse(tbCameraHeight.Text);
camera.OnImageCaptured += CurrentCamera_OnImageCaptured;
// Select the camera
_touchlessLibManager.CurrentCamera = camera;
}
}
}
private void btnUpdateCameraImageDimensions_Click(object sender, EventArgs e)
{
if (_touchlessLibManager.CurrentCamera != null)
{
// Update camera's output image dimensions
_touchlessLibManager.CurrentCamera.CaptureWidth = int.Parse(tbCameraWidth.Text);
_touchlessLibManager.CurrentCamera.CaptureHeight = int.Parse(tbCameraHeight.Text);
}
}
public void StartDecoding()
{
if (cmbCamera.SelectedIndex == -1)
return;
// Clear the output text box
rtbFoundBarcodes.Clear();
// Check if we have camera selected
if (cmbCamera.SelectedIndex != -1)
{
// Start the decoding in the background thread
BarcodeTypeSelector barcodeTypesToFind = GetBarcodeTypeFromCombobox();
_backgroundWorker.RunWorkerAsync(barcodeTypesToFind);
UpdateControls(true);
}
else
{
MessageBox.Show("Please select the camera first!");
}
}
private void StopDecoding()
{
_backgroundWorker.CancelAsync();
// Wait until BackgroundWorker finished
if (_backgroundWorker.IsBusy)
_synchronizationEvent.WaitOne();
UpdateControls(false);
}
void UpdateControls(bool started)
{
if (started)
{
btnStart.Enabled = false;
btnStop.Enabled = true;
cmbBarcodeType.Enabled = false;
cmbCamera.Enabled = false;
tbCameraHeight.Enabled = false;
tbCameraWidth.Enabled = false;
btnUpdateCameraImageDimensions.Enabled = false;
cbStopOnFirstBarcode.Enabled = false;
lblScanning.Visible = true;
lblScanning.Text = "Scanning...";
}
else
{
btnStart.Enabled = true;
btnStop.Enabled = false;
cmbBarcodeType.Enabled = true;
cmbCamera.Enabled = true;
cbStopOnFirstBarcode.Enabled = true;
tbCameraHeight.Enabled = true;
tbCameraWidth.Enabled = true;
btnUpdateCameraImageDimensions.Enabled = true;
lblScanning.Visible = true;
}
}
void CurrentCamera_OnImageCaptured(object sender, CameraEventArgs e)
{
pictureBoxPreview.Image = e.Image;
}
private void btnStart_Click(object sender, EventArgs e)
{
StartDecoding();
}
private void btnStop_Click(object sender, EventArgs e)
{
StopDecoding();
}
// Background thread procedure used by BackgroundWorker
public void BackgroundWorker_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = (BackgroundWorker) sender;
BarcodeTypeSelector barcodeTypesToFind = (BarcodeTypeSelector) e.Argument;
// Create and setup barcode reader instance
using (Reader reader = new Reader())
{
reader.RegistrationName = "demo";
reader.RegistrationKey = "demo";
reader.BarcodeTypesToFind = barcodeTypesToFind;
// Work while not canceled
while (true)
{
// Check cancellation
if (worker.CancellationPending)
{
e.Cancel = true;
_synchronizationEvent.Set();
return;
}
// Get image from camera by invoking method from UI thread
Bitmap bitmap = (Bitmap) Invoke(new GetCameraImageDelegate(GetCameraImage));
if (bitmap == null)
{
e.Result = null;
return;
}
/* -----------------------------------------------------------------------
NOTE: We can read barcodes from specific page to increase performance.
For sample please refer to "Decoding barcodes from PDF by pages" program.
----------------------------------------------------------------------- */
// Search the image for barcodes
FoundBarcode[] result = reader.ReadFrom(bitmap);
// Update UI asynchronously
BeginInvoke(new Action<FoundBarcode[]>(UpdateStatus), new object[] { result });
// Pause
Thread.Sleep(SCAN_DELAY);
}
}
}
delegate Bitmap GetCameraImageDelegate();
Bitmap GetCameraImage()
{
if (!IsDisposed && !Disposing && _touchlessLibManager.CurrentCamera != null)
return _touchlessLibManager.CurrentCamera.GetCurrentImage();
return null;
}
// Update UI with found barcodes information
void UpdateStatus(FoundBarcode[] foundBarcodes)
{
if (foundBarcodes != null && foundBarcodes.Length > 0)
{
// Play sound if we found any barcode
SystemSounds.Beep.Play();
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.AppendFormat("Time: {0:HH:mm:ss:tt}", DateTime.Now);
stringBuilder.AppendLine();
// Display found barcodes in the output text box
foreach (FoundBarcode barcode in foundBarcodes)
{
stringBuilder.AppendFormat("Found barcode: {0} {1}", barcode.Type, barcode.Value);
stringBuilder.AppendLine();
}
rtbFoundBarcodes.Text = stringBuilder.ToString();
// Update status text with number of found barcodes
lblFoundBarcodes.Text = string.Format("Found {0} barcodes:", foundBarcodes.Length);
}
// Make "Scanning..." label flicker.
lblScanning.Visible = !lblScanning.Visible;
lblScanning.Refresh();
// Check if we need to stop on first barcode found
if (cbStopOnFirstBarcode.Checked && foundBarcodes != null && foundBarcodes.Length > 0)
{
StopDecoding();
}
}
// Background thread is finished
private void BackgroundWorker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
// Update UI asynchronously
BeginInvoke(new Action<RunWorkerCompletedEventArgs>(OnBackgroundWorkerFinished), new object[] { e });
}
void OnBackgroundWorkerFinished(RunWorkerCompletedEventArgs completedEventArgs)
{
if (completedEventArgs.Cancelled)
{
lblScanning.Text = "Stopped";
}
else if (completedEventArgs.Error != null)
{
lblScanning.Text = "Error: " + completedEventArgs.Error.Message;
}
else
{
lblScanning.Text = "Done!";
}
UpdateControls(false);
}
// Gets selected barcode type
private BarcodeTypeSelector GetBarcodeTypeFromCombobox()
{
BarcodeTypeSelector result = new BarcodeTypeSelector();
string selectedBarcodeTypeName = (string) cmbBarcodeType.SelectedItem;
PropertyInfo propertyInfo = typeof(BarcodeTypeSelector).GetProperty(selectedBarcodeTypeName);
propertyInfo.SetValue(result, true, null);
return result;
}
protected override void OnClosing(CancelEventArgs e)
{
StopDecoding();
_touchlessLibManager.Dispose();
base.OnClosing(e);
}
private void btnExit_Click(object sender, EventArgs e)
{
DialogResult = DialogResult.OK;
Close();
}
private void btnCameraProperties_Click(object sender, EventArgs e)
{
try
{
if (_touchlessLibManager.CurrentCamera != null)
_touchlessLibManager.CurrentCamera.ShowPropertiesDialog(Handle);
}
catch (Exception exception)
{
MessageBox.Show(exception.Message);
}
}
}
}
60 Day Free Trial or Visit ByteScout Barcode Suite Home Page
Explore ByteScout Barcode Suite Documentation
Explore Samples
Sign Up for ByteScout Barcode Suite Online Training
Get Your API Key
Explore Web API Docs
Explore Web API Samples
using System;
using System.Windows.Forms;
namespace ReadFromVideoCamera
{
static class Program
{
/// <summary>
/// The main entry point for the application.
/// </summary>
[MTAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
MainForm dlg = new MainForm();
dlg.ShowDialog();
}
}
}
60 Day Free Trial or Visit ByteScout Barcode Suite Home Page
Explore ByteScout Barcode Suite Documentation
Explore Samples
Sign Up for ByteScout Barcode Suite Online Training
Get Your API Key
Explore Web API Docs
Explore Web API Samples
60 Day Free Trial or Visit ByteScout Barcode Suite Home Page
Explore ByteScout Barcode Suite Documentation
Explore Samples
Sign Up for ByteScout Barcode Suite Online Training
Get Your API Key
Explore Web API Docs
Explore Web API Samples