实例介绍
【实例简介】
【实例截图】
【核心代码】
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing.Imaging;
using System.Text;
using System.Windows;
using System.Windows.Forms;
using System.IO;
using System.Windows.Media.Imaging;
using AForge;
using AForge.Controls;
using AForge.Video;
using AForge.Video.DirectShow;
using Size = System.Drawing.Size;
using System.Drawing;
using System.Linq;
using System.IO.Ports;
using Emgu.CV;
using Emgu.CV.Structure;
using JoyKeys;
using Microsoft.Win32;
using System.Runtime.InteropServices;
using System.Diagnostics;
using System.Threading;
using JoyKeys.Voluntary;
namespace OperateCamera
{
public partial class Form1 : Form
{
Thread[] workThreads = new Thread[10];
static int lx, ly, lrt, lrb_xyab = 0, lxy = 65535, rx, ry;
static int lx_mid = 0, ly_mid = 0, rx_mid = 0, ry_mid = 0, lrt_mid = 0;
static string s;
/// <summary>
/// 手柄定义
static string sxdy;
static string xyba;
static string diretion;
/// </summary>
static bool joy = false;
static bool joyInit = false;
private const int statLength = 15;
private int statIndex = 0;
private int statReady = 0;
private int[] statCount = new int[statLength];
int time1 = 0;
static byte[] SendBytes = new byte[24];
int count;//用于定时器计数
int time;//存储设定的定时值
//device 1
const byte DeviceOpen1 = 0x01;
const byte DeviceClose1 = 0x81;
//device 2
const byte DeviceOpen2 = 0x02;
const byte DeviceClose2 = 0x82;
//device 3
const byte DeviceOpen3 = 0x03;
const byte DeviceClose3 = 0x83;
//device 4
const byte DeviceOpen4 = 0x04;
const byte DeviceClose4 = 0x84;
//SerialPort Write Buffer
bool Button1Statue;
byte[] SerialPortDataBuffer = new byte[1];
private FilterInfoCollection videoDevices;
//private VideoCaptureDevice videoSource;
public Form1()
{
workThreads[0] = new Thread(new ThreadStart(joystic));
workThreads[0].Name = "t0";
workThreads[0].Start();
workThreads[0].IsBackground = true;
InitializeComponent();
System.Windows.Forms.Control.CheckForIllegalCrossThreadCalls = false;
}
public static void joystic()
{
int x = 0;
JoystickAPI.JOYINFOEX infoEx = new JoystickAPI.JOYINFOEX();
while (true)
{
infoEx.dwSize = Marshal.SizeOf(typeof(JoystickAPI.JOYINFOEX));
infoEx.dwFlags = (int)JoystickAPI.JOY_RETURNBUTTONS;
JoystickAPI.joyGetPosEx(JoystickAPI.JOYSTICKID1, ref infoEx);
int A = infoEx.dwButtonNumber;
lx = infoEx.dwXpos / 3200;
ly = infoEx.dwYpos / 3200;
lrt = infoEx.dwZpos/3200;
lrb_xyab = infoEx.dwButtons;
rx = infoEx.dwUpos;
ry = infoEx.dwRpos / 3200;
lxy = infoEx.dwPOV;
s = infoEx.dwXpos.ToString() "\t" //左摇杆 左右
infoEx.dwYpos.ToString() "\r\n" //左摇杆 上下
infoEx.dwZpos.ToString() "\t" //LT RT
infoEx.dwButtons.ToString() "\r\n" //A B X Y LB RB back start
infoEx.dwUpos.ToString() "\t" //右摇杆 左右
infoEx.dwRpos.ToString() "\r\n" //右摇杆 上下
infoEx.dwPOV.ToString();//上下左右
sxdy = infoEx.dwPOV.ToString();//上下左右
xyba = infoEx.dwButtons.ToString();//A B X Y LB RB back start
diretion = lx.ToString() "\t" //左摇杆 左右
ly.ToString() "\r\n" //左摇杆 上下
lrt.ToString() "\t" //右摇杆 左右
ry.ToString() "\r\n"; //右摇杆 上下
if ((lrb_xyab & 0x80) != 0)
{
joyInit = false;
}
if ((lx ly rx ry) == 0)
{
joy = false;
}
else
{
joy = true;
}
if (joyInit == false && joy == true)
{
lx_mid = infoEx.dwXpos / 3200;
ly_mid = infoEx.dwYpos / 3200;
lrt_mid = infoEx.dwZpos / 3200;
rx_mid = infoEx.dwUpos;
ry_mid = infoEx.dwRpos / 3200;
joyInit = true;
}
}
}
private void Form1_Load(object sender, EventArgs e)
{
SearchAndAddSerialToComboBox(serialPort1, comboBox1);
serialPort1.DataReceived = new SerialDataReceivedEventHandler(port_DataReceived);//必须手动添加事件处理程序
}
private void port_DataReceived(object sender, SerialDataReceivedEventArgs e)//串口数据接收事件
{
}
private void WriteByteToSerialPort(byte data) //单字节写入串口
{
}
private void SearchAndAddSerialToComboBox(SerialPort MyPort, ComboBox MyBox)
{ //将可用端口号添加到ComboBox
string[] MyString = new string[20]; //最多容纳20个，太多会影响调试效率
string Buffer; //缓存
MyBox.Items.Clear(); //清空ComboBox内容
for (int i = 1; i < 20; i ) //循环
{
try //核心原理是依靠try和catch完成遍历
{
Buffer = "COM" i.ToString();
MyPort.PortName = Buffer;
MyPort.Open(); //如果失败，后面的代码不会执行
MyString[i - 1] = Buffer;
MyBox.Items.Add(Buffer); //打开成功，添加至下俩列表
MyPort.Close(); //关闭
}
catch
{
}
}
MyBox.Text = MyString[0]; //初始化
}
private void btnConnect_Click(object sender, EventArgs e)
{
CameraConn();
}
//连接摄像头
private void CameraConn()
{
}
private void CameraConn1()
{
}
//关闭摄像头
private void btnClose_Click(object sender, EventArgs e)
{
videoSourcePlayer.SignalToStop();
videoSourcePlayer.WaitForStop();
}
//主窗体关闭
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
btnClose_Click(null, null);
}
//拍照
private void Photograph_Click(object sender, EventArgs e)
{
}
private string GetImagePath()
{
string personImgPath = Path.GetDirectoryName(AppDomain.CurrentDomain.BaseDirectory)
Path.DirectorySeparatorChar.ToString() "PersonImg";
if (!Directory.Exists(personImgPath))
{
Directory.CreateDirectory(personImgPath);
}
return personImgPath;
}
private void videoSourcePlayer_Click(object sender, EventArgs e)
{
}
private void groupBox6_Enter(object sender, EventArgs e)
{
}
private void button1_Click(object sender, EventArgs e)
{
if (serialPort1.IsOpen) //串口打开就关闭
{
try
{
serialPort1.Close();
}
catch { } //确保万无一失
//button1.Text = "打开串口";
button1.BackgroundImage = Properties.Resources.Image2; //灭
Button1Statue = false; //按钮状态
}
else
{
try
{
serialPort1.PortName = comboBox1.Text; //端口号
serialPort1.BaudRate = Convert.ToInt32(comboBox2.Text, 10);//十进制数据转换
serialPort1.Open(); //打开端口
//button1.Text = "关闭串口";
button1.BackgroundImage = Properties.Resources.Image1;//亮
Button1Statue = true; //按钮状态
}
catch
{
MessageBox.Show("串口打开失败", "错误");
}
}
}
private void button1_MouseHover(object sender, EventArgs e)
{
button1.BackgroundImage = Properties.Resources.Image3;//鼠标指上去则使用Image3
}
private void button1_MouseLeave(object sender, EventArgs e)
{
if (Button1Statue) //鼠标移开，返回原来状态
{
button1.BackgroundImage = Properties.Resources.Image1;
}
else
{
button1.BackgroundImage = Properties.Resources.Image2;
}
}
private void button2_Click(object sender, EventArgs e)
{
int i = 0;
try
{
i = Convert.ToInt32(textBox1.Text.Substring(0, 2)); //先处理两位数，如果出错就处理一位数
}
catch
{
try
{
i = Convert.ToInt32(textBox1.Text.Substring(0, 1));//处理一位数
}
catch
{
MessageBox.Show("请输入正确的数字"); //错误提示
return; //退出函数
}
}
if (serialPort1.IsOpen) //避免定时器浪费时间和用户等待
{
if (i == 0) //如果是0的话程序认为是定时模式关
{
//MessageBox.Show("请输入大于0的数字","提示");//WriteByteToSerialPort(DeviceOpen1);
return;
}
else
{
progressBar1.Value = 0;
WriteByteToSerialPort(DeviceOpen1);
//timer1.Interval = i * 1000; //可以这样写，不需要计数器
time = i;//得到设定定时值（整形）
progressBar1.Maximum = time;//进度条最大数值
timer1.Start(); //开定时器
button2.Enabled = false; //开按钮不能按了…
}
}
}
private void button3_Click(object sender, EventArgs e)
{
try
{
timer1.Stop(); //如果定时器没开，则错误处理
}
catch
{
}
button2.Enabled = true;
progressBar1.Value = 0;
WriteByteToSerialPort(DeviceClose1); //器件一关
count = 0;
}
private void button5_Click(object sender, EventArgs e)
{
WriteByteToSerialPort(DeviceOpen2); //器件二开
}
private void button4_Click(object sender, EventArgs e)
{
WriteByteToSerialPort(DeviceClose2); //器件二关
}
private void button7_Click(object sender, EventArgs e)
{
WriteByteToSerialPort(DeviceOpen3); //器件三开
}
private void button6_Click(object sender, EventArgs e)
{
WriteByteToSerialPort(DeviceClose3); //器件三关
}
private void button8_Click(object sender, EventArgs e)
{
SearchAndAddSerialToComboBox(serialPort1, comboBox1); //扫描并讲课用串口添加至下拉列表
}
private void timer1_Tick(object sender, EventArgs e)
{
count ;//记当前秒
progressBar1.Value = count;//设置进度条进度
if (count == time)
{
button2.Enabled = true; //开按钮可以按
timer1.Stop();//时间到，停止计时
WriteByteToSerialPort(DeviceClose1); //器件一关
count = 0;
}
}
private void button11_Click(object sender, EventArgs e)
{
}
private void button10_Click(object sender, EventArgs e)
{
}
private void button9_Click(object sender, EventArgs e)
{
}
private void tscbxCameras_SelectedIndexChanged(object sender, EventArgs e)
{
}
private void btnConnect1_Click(object sender, EventArgs e)
{
CameraConn1();
}
private void btnClose1_Click(object sender, EventArgs e)
{
}
private void button12_Click(object sender, EventArgs e)
{
}
private void button14_Click(object sender, EventArgs e)
{
//放大
}
private void button15_Click(object sender, EventArgs e)
{
//放大
}
private void button16_Click(object sender, EventArgs e)
{
}
private void button17_Click(object sender, EventArgs e)
{
}
private void button17_Click_1(object sender, EventArgs e)
{
}
private void button13_Click(object sender, EventArgs e)
{
}
private void button18_Click(object sender, EventArgs e)
{
}
private void P1_ValueChanged(object sender, EventArgs e)
{
}
private void timer2_Tick(object sender, EventArgs e)
{
}
private void button9_Click_1(object sender, EventArgs e)
{
SendAndTextAdd(SendBytes, SendBytes.Length);
}
private void SendAndTextAdd(byte[] SendBytes, int SendByteLenth)
{
}
private string ReceiveByteToHexArray(byte[] b, int len)//服务函数，十六进制显示
{
int i = 0;
byte[] a = new byte[len * 3];
for (i = 0; i < len; i )
{
if (b[i] / 16 < 10)
{
a[i * 3] = Convert.ToByte(b[i] / 16 48);
}
else
{
a[i * 3] = Convert.ToByte(b[i] / 16 55);
}
if (b[i] % 16 < 10)
{
a[i * 3 1] = Convert.ToByte(b[i] % 16 48);
}
else
{
a[i * 3 1] = Convert.ToByte(b[i] % 16 55);
}
a[i * 3 2] = 32;
}
return System.Text.Encoding.ASCII.GetString(a);
}
private void Form1_KeyDown(object sender, KeyEventArgs e)//快捷键检测
{
}
private void Form1_KeyUp(object sender, KeyEventArgs e)//按键弹开，执行对应动作
{
}
private void groupBox5_Enter(object sender, EventArgs e)
{
}
private void button10_Click_1(object sender, EventArgs e)
{
MJPEGStream mjpegSource = new MJPEGStream(textBox4.Text "?action=stream");
OpenVideoSource(mjpegSource);
}
private void OpenVideoSource(IVideoSource source)
{
this.Cursor = Cursors.WaitCursor;
videoSourcePlayer.SignalToStop();
videoSourcePlayer.WaitForStop();
videoSourcePlayer.VideoSource = source;
videoSourcePlayer.Start();
statIndex = statReady = 0;
timer.Start();
this.Cursor = Cursors.Default;
}
private void OpenVideoSource1(IVideoSource source)
{
this.Cursor = Cursors.WaitCursor;
videoSourcePlayer1.SignalToStop();
videoSourcePlayer1.WaitForStop();
videoSourcePlayer1.VideoSource = source;
videoSourcePlayer1.Start();
statIndex = statReady = 0;
timer.Start();
this.Cursor = Cursors.Default;
}
private void timer_Tick(object sender, EventArgs e)
{
IVideoSource videoSource = videoSourcePlayer.VideoSource;
if (videoSource != null)
{
statCount[statIndex] = videoSource.FramesReceived;
if ( statIndex >= statLength)
statIndex = 0;
if (statReady < statLength)
statReady ;
float fps = 0;
for (int i = 0; i < statReady; i )
{
fps = statCount[i];
}
fps /= statReady;
statCount[statIndex] = 0;
}
}
private void button19_Click(object sender, EventArgs e)
{
try
{
if (videoSourcePlayer.IsRunning)
{
string picName1 = GetImagePath() "\\" "wu1" ".jpg";
this.pictureBox3.Load(picName1);//加载图片
BitmapSource bitmapSource = System.Windows.Interop.Imaging.CreateBitmapSourceFromHBitmap(
videoSourcePlayer.GetCurrentVideoFrame().GetHbitmap(),
IntPtr.Zero,
Int32Rect.Empty,
BitmapSizeOptions.FromEmptyOptions());
PngBitmapEncoder pE = new PngBitmapEncoder();
pE.Frames.Add(BitmapFrame.Create(bitmapSource));
string picName = GetImagePath() "\\" "3" ".jpg";
if (File.Exists(picName))
{
File.Delete(picName);
}
using (Stream stream = File.Create(picName))
{
pE.Save(stream);
}
//拍照完成后关摄像头并刷新同时关窗体
//if (videoSourcePlayer != null && videoSourcePlayer.IsRunning)
//{
// videoSourcePlayer.SignalToStop();
// videoSourcePlayer.WaitForStop();
//}
//this.Close();
this.pictureBox3.Load(picName);//加载图片
}
}
catch (Exception ex)
{
MessageBox.Show("摄像头异常：" ex.Message);
}
}
private void button20_Click(object sender, EventArgs e)
{
videoSourcePlayer.SignalToStop();
videoSourcePlayer.WaitForStop();
}
private void textBox5_TextChanged(object sender, EventArgs e)
{
}
private void button13_Click_1(object sender, EventArgs e)
{
MJPEGStream mjpegSource = new MJPEGStream(textBox2.Text "?action=stream");
OpenVideoSource1(mjpegSource);
}
private void button14_Click_1(object sender, EventArgs e)
{
try
{
if (videoSourcePlayer1.IsRunning)
{
string picName1 = GetImagePath() "\\" "wu2" ".jpg";
this.pictureBox1.Load(picName1);//加载图片
BitmapSource bitmapSource = System.Windows.Interop.Imaging.CreateBitmapSourceFromHBitmap(
videoSourcePlayer1.GetCurrentVideoFrame().GetHbitmap(),
IntPtr.Zero,
Int32Rect.Empty,
BitmapSizeOptions.FromEmptyOptions());
PngBitmapEncoder pE = new PngBitmapEncoder();
pE.Frames.Add(BitmapFrame.Create(bitmapSource));
string picName = GetImagePath() "\\" "2" ".jpg";
if (File.Exists(picName))
{
File.Delete(picName);
}
using (Stream stream = File.Create(picName))
{
pE.Save(stream);
}
//拍照完成后关摄像头并刷新同时关窗体
//if (videoSourcePlayer != null && videoSourcePlayer.IsRunning)
//{
// videoSourcePlayer.SignalToStop();
// videoSourcePlayer.WaitForStop();
//}
//this.Close();
this.pictureBox1.Load(picName);//加载图片
}
}
catch (Exception ex)
{
MessageBox.Show("摄像头异常：" ex.Message);
}
}
private void button15_Click_1(object sender, EventArgs e)
{
videoSourcePlayer1.SignalToStop();
videoSourcePlayer1.WaitForStop();
}
private void button23_Click(object sender, EventArgs e)
{
}
}
}
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