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;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using RVMS.CommonClass;
using System.IO.Ports;
using Microsoft.Win32;
using System.Threading;
namespace RVMS
{
public partial class frmVideoCapture : Form
{
public frmVideoCapture()
{
InitializeComponent();
}
PelcoD pelcod = new PelcoD();
SoftReg softreg = new SoftReg();
SerialPort serialPort = new SerialPort("COM1", 2400, Parity.None, 8);
int m_dwDevNum = 0;
byte addressin = Byte.Parse(Convert.ToString(0x01));
byte speedin = Byte.Parse(Convert.ToString(0xff));
byte[] messagesend;
//开始自动监控
private void button13_Click(object sender, EventArgs e)
{
if (button13.Text == "开始")
{
if (radioButton1.Checked)
{
messagesend = pelcod.CameraTilt(addressin, PelcoD.Tilt.Up, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
Thread.Sleep(2000);
messagesend = pelcod.CameraPan(addressin, PelcoD.Pan.Left, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
Thread.Sleep(2000);
messagesend = pelcod.CameraTilt(addressin, PelcoD.Tilt.Down, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
Thread.Sleep(2000);
messagesend = pelcod.CameraPan(addressin, PelcoD.Pan.Right, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
else if (radioButton3.Checked)
{
messagesend = pelcod.CameraTilt(addressin, PelcoD.Tilt.Up, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
Thread.Sleep(2000);
messagesend = pelcod.CameraTilt(addressin, PelcoD.Tilt.Down, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
else
{
messagesend = pelcod.CameraPan(addressin, PelcoD.Pan.Left, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
Thread.Sleep(2000);
messagesend = pelcod.CameraPan(addressin, PelcoD.Pan.Right, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
button13.Text = "停止";
}
else
{
stopMove();
button13.Text = "开始";
}
}
//停止监控
private void button14_Click(object sender, EventArgs e)
{
if (button14.Text == "停止")
{
string strDPath = Application.StartupPath;
string strPath = strDPath.Substring(0, strDPath.LastIndexOf("\\")).Substring(0, strDPath.Substring(0, strDPath.LastIndexOf("\\")).LastIndexOf("\\")) "\\Image\\主页面\\主界面图片.bmp";
panel1.BackgroundImage = System.Drawing.Image.FromFile(strPath);
VideoOperate.VCAUnInitSdk();
button14.Text = "开始";
}
else if (button14.Text == "开始")
{
panel1.BackgroundImage = null;
startMonitor();
button14.Text = "停止";
}
}
//开始监控
protected void startMonitor()
{
//VCAInitSdk(...)函数初始化系统资源
if (VideoOperate.VCAInitSdk(this.Handle, VideoOperate.DISPLAYTRANSTYPE.PCI_MEMORY_VIDEOMEMORY, false))
{
//VCAGetDevNum(...)返回系统当中卡号数量，即为SAA7134硬件数目，为0时表示没有设备存在
m_dwDevNum = VideoOperate.VCAGetDevNum();
if (m_dwDevNum == 0)
{
MessageBox.Show("VC404卡驱动程序没有安装");
}
else
{
//for (int i = 0; i < m_dwDevNum; i )
//{
//MessageBox.Show("VC404卡驱动程序没有安装");
VideoOperate.VCAOpenDevice(0, panel1.Handle);
VideoOperate.VCAStartVideoPreview(0);
//}
}
}
}
private void frmMain_FormClosing(object sender, FormClosingEventArgs e)
{
this.Close();
}
//移动窗体位置时，视频随之移动
private void frmMain_Move(object sender, EventArgs e)
{
for (int i = 0; i < m_dwDevNum; i )
{
panel1.Invalidate();
VideoOperate.VCAUpdateOverlayWnd(this.Handle);
VideoOperate.VCAUpdateVideoPreview(i, panel1.Handle);
}
}
//停止移动
protected void stopMove()
{
messagesend = pelcod.CameraStop(addressin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//窗体加载时，初始化视频卡，并开始预览视频
private void frmVideoCapture_Load(object sender, EventArgs e)
{
//panel1.BackgroundImage = null;
startMonitor();
}
//录像
private void btnVideo_Click_1(object sender, EventArgs e)
{
if (btnVideo.Text == "录像")
{
sfDialog.Filter = "*.avi|*.avi";
sfDialog.Title = "保存视频文件";
sfDialog.InitialDirectory = Application.StartupPath.Substring(0, Application.StartupPath.LastIndexOf("\\")).Substring(0, Application.StartupPath.Substring(0, Application.StartupPath.LastIndexOf("\\")).LastIndexOf("\\")) "\\Video\\";
if (sfDialog.ShowDialog() == DialogResult.OK)
{
btnVideo.Text = "停止录像";
VideoOperate.VCASetKeyFrmInterval(0, 250);
VideoOperate.VCASetBitRate(0, 256);
VideoOperate.VCASetVidCapFrameRate(0, 25, false);
VideoOperate.VCASetVidCapSize(0, 320, 240);
VideoOperate.VCASetXVIDQuality(0, 10, 3);
VideoOperate.VCASetXVIDCompressMode(0, VideoOperate.COMPRESSMODE.XVID_VBR_MODE);
VideoOperate.VCAStartVideoCapture(0, VideoOperate.CAPMODEL.CAP_MPEG4_STREAM, VideoOperate.MP4MODEL.MPEG4_AVIFILE_CALLBACK, sfDialog.FileName);
}
}
else if (btnVideo.Text == "停止录像")
{
btnVideo.Text = "录像";
VideoOperate.VCAStopVideoCapture(0);
}
}
#region 云台控制
//增加聚焦
private void btnAHighlghts_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraFocus(addressin, PelcoD.Focus.Near);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//减小聚焦
private void btnCHighlghts_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraFocus(addressin, PelcoD.Focus.Far);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//增加对焦
private void btnAFocus_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraZoom(addressin, PelcoD.Zoom.Tele);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//减小对焦
private void btnCFocus_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraZoom(addressin, PelcoD.Zoom.Wide);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//增加光圈
private void btnAAperture_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraIrisSwitch(addressin, PelcoD.Iris.Close);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//减小光圈
private void btnCAperture_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraIrisSwitch(addressin, PelcoD.Iris.Open);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//增加雨刷
private void btnAWipers_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraSwitch(addressin, PelcoD.Switch.On);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//减小雨刷
private void btnCWipers_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraSwitch(addressin, PelcoD.Switch.Off);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//方向控制——上
private void btnUp_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraTilt(addressin, PelcoD.Tilt.Up, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//方向控制——下
private void btnDown_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraTilt(addressin, PelcoD.Tilt.Down, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//方向控制——左
private void btnLeft_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraPan(addressin, PelcoD.Pan.Left, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
//方向控制——右
private void btnRight_MouseDown(object sender, MouseEventArgs e)
{
messagesend = pelcod.CameraPan(addressin, PelcoD.Pan.Right, speedin);
serialPort.Open();
serialPort.Write(messagesend, 0, 7);
serialPort.Close();
}
#endregion
#region 释放鼠标时，视频监控停止移动
private void btnUp_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnDown_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnLeft_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnRight_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnAHighlghts_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnCHighlghts_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnAFocus_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnCFocus_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnAAperture_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnCAperture_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnAWipers_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
private void btnCWipers_MouseUp(object sender, MouseEventArgs e)
{
stopMove();
}
#endregion
private void button1_Click(object sender, EventArgs e)
{
}
private void radioButton3_CheckedChanged(object sender, EventArgs e)
{
}
private void groupBox1_Enter(object sender, EventArgs e)
{
}
}
}
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