using?AForge.Video.DirectShow;
using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.IO;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;

namespace?CameraDemo
{
????public?partial?class?aforgeForm?:?Form
????{
????????#region?var
????????private?FilterInfoCollection?cameraDevices;
????????private?VideoCaptureDevice?cameraDevice;
????????private?const?string?noCameraDevice?=?“沒(méi)有找到攝像頭設(shè)備“;
????????private?bool?isSingleCamera?=?false;
????????#endregion
????????public?aforgeForm（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?aforgeForm_Load（object?sender?EventArgs?e）
????????{
????????????printCameraList（）;
????????????loadCameraList（）;
????????????if?（isSingleCamera）
????????????????preview（）;
????????}

????????private?void?preview（）
????????{
????????????if?（null?!=?cameraDevice）
????????????{
????????????????preview_player.SignalToStop（）;
????????????????preview_player.WaitForStop（）;
????????????}
????????????cameraDevice?=?new?VideoCaptureDevice（cameraDevices[cameraId_cob.SelectedIndex].MonikerString）;
????????????cameraDevice.DesiredframeSize?=?new?Size（320?240）;
????????????cameraDevice.DesiredframeRate?=?1;
????????????preview_player.VideoSource?=?cameraDevice;
????????????preview_player.Start（）;
????????}

????????private?void?loadCameraList（）
????????{
????????????if?（cameraDevices.Count?==?0）
????????????{
????????????????capture_btn.Enabled?=?false;
????????????????cameraId_cob.Enabled?=?false;
????????????????preview_btn.Enabled?=?false;
????????????????guide_lab.Text?=?noCameraDevice;
????????????????cameraDevices?=?null;

????????????}else?if（cameraDevices.Count?==?1）
????????????{
????????????????isSingleCamera?=?true;
????????????????preview_btn.Enabled?=?false;
????????????????guide_lab.Visible?=?false;
????????????}
????????????foreach?（FilterInfo?cameraDevice?in?cameraDevices）
????????????{
????????????????cameraId_cob.Items.Add（cameraDevice.Name）;
????????????????cameraId_cob.SelectedIndex?=?0;
????????????}

????????}

????????private?void?printCameraList（）
????????{
????????????????cameraDevices?=?new?FilterInfoCollection（FilterCategory.VideoInputDevice）;
????????}

????????private?void?preview_btn_Click（object?sender?EventArgs?e）
????????{
????????????preview（）;
????????}

????????private?void?capture_btn_Click（object?sender?EventArgs?e）
????????{
????????????takePhoto（）;
????????}

????????private?void?takePhoto（）
????????{
????????????if?（cameraDevice?==?null）
????????????????return;
????????????Bitmap?bitmap?=?preview_player.GetCurrentVideoframe（）;
????????????string?fullPath?=?Application.StartupPath?+?“\\“;
????????????if?（!Directory.Exists（fullPath））
????????????????Directory.CreateDirectory（fullPath）;
????????????string?img?=?fullPath?+?“Aforge.bmp“;
????????????bitm

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----

?????文件????????997??2016-12-09?09:20??CameraDemo.sln

????I.A....??????5917??2016-12-09?17:30??AforgeDemo\AforgeDemo.csproj

????I.A....???????479??2016-12-09?17:30??AforgeDemo\AforgeDemo.csproj.user

????I.A....??????3326??2016-12-09?17:30??AforgeDemo\AforgeForm.cs

????I.A....??????7055??2016-12-09?17:30??AforgeDemo\AforgeForm.Designer.cs

????I.A....??????5817??2016-12-09?17:30??AforgeDemo\AforgeForm.resx

????I.A....???????189??2016-12-09?17:30??AforgeDemo\App.config

????I.A....?????44544??2016-12-09?17:30??AforgeDemo\lib\AForge.Controls.dll

????I.A....?????17920??2016-12-09?17:30??AforgeDemo\lib\AForge.dll

????I.A....????262656??2016-12-09?17:30??AforgeDemo\lib\AForge.Imaging.dll

????I.A....?????61440??2016-12-09?17:30??AforgeDemo\lib\AForge.Video.DirectShow.dll

????I.A....?????20992??2016-12-09?17:30??AforgeDemo\lib\AForge.Video.dll

????I.A....???????527??2016-12-09?17:30??AforgeDemo\Program.cs

????I.A....??????1338??2016-12-09?17:30??AforgeDemo\Properties\AssemblyInfo.cs

????I.A....??????2860??2016-12-09?17:30??AforgeDemo\Properties\Resources.Designer.cs

????I.A....??????5612??2016-12-09?17:30??AforgeDemo\Properties\Resources.resx

????I.A....??????1110??2016-12-09?17:30??AforgeDemo\Properties\Settings.Designer.cs

????I.A....???????249??2016-12-09?17:30??AforgeDemo\Properties\Settings.settings

?????目錄??????????0??2016-12-09?17:30??AforgeDemo\lib

?????目錄??????????0??2016-12-09?17:30??AforgeDemo\Properties

?????目錄??????????0??2016-12-14?11:14??AforgeDemo

-----------?---------??----------?-----??----

???????????????443028????????????????????21