分享一個C#採集控制多個UVC攝像頭設備的源碼

using System;
using System.Collections.Generic;
using System.Drawing;
using SharpCamera;
using System.Windows.Forms;

namespace SharpCameraDemo
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        #region 變量
        private Camera camera2 = null;
        private Camera camera1 = null;
        private CameraMgr cameraMgr = null;
        #endregion

        #region 事件
        private void Form2_Load(object sender, EventArgs e)
        {
            //在調用SharpCamera類庫其他任何類和方法之前，必須先調用本方法設置授權Key，如果是試用，則傳入Test即可。
            //試用版有時間限制，只能運行十分鐘，之後會被加水印，正式授權請訪問: http://sharpcamera.zzsgzn.com/?MultiCameraDemo
            KeyMgr.SetKey("Test");

            //實例化一個CameraMgr
            cameraMgr = new CameraMgr();

            //得到當前計算機的所有已安裝攝像頭
            List<string> lstCameraNameInstalled = cameraMgr.GetCameraNameList();
            
            if(lstCameraNameInstalled.Count < 2)
            {
                throw new Exception("您的計算機上已安裝的UVC攝像頭少於2個，本程序無法正常運行!");
            }

            #region 初始化攝像頭1
            //選定該攝像頭，攝像頭索引爲0，您也可以用攝像頭名稱的方式來選定
            camera1 = cameraMgr.ChooseCamera(0);

            //訂閱幀圖片上報的事件
            camera1.OnVideoFrameCaptrue += VideoFrameCaptrue1;

            //打開該攝像頭
            camera1.Open();

            //修改當前分辨率
            camera1.Resolution = camera1.AllSupportedResolution[0];
            #endregion

            #region 初始化攝像頭2
            //選定該攝像頭，這裏攝像頭索引爲1
            camera2 = cameraMgr.ChooseCamera(1);

            //訂閱幀圖片上報的事件
            camera2.OnVideoFrameCaptrue += VideoFrameCaptrue2;

            //打開該攝像頭
            camera2.Open();

            //修改當前分辨率
            camera2.Resolution = camera2.AllSupportedResolution[0];
            #endregion
        }

        public void VideoFrameCaptrue1(Bitmap img)
        {
            Bitmap temp = ((Bitmap)img).Clone(new Rectangle(0, 0, img.Width, img.Height), img.PixelFormat);
            if (this.InvokeRequired)
            {
                this.pictureBox1.BeginInvoke(new MethodInvoker(delegate ()
                {
                    if (pictureBox1.Image != null)
                    {
                        pictureBox1.Image.Dispose();
                        pictureBox1.Image = null;
                    }
                    this.pictureBox1.Image = temp;
                }));
            }
            else
            {
                if (pictureBox1.Image != null)
                {
                    pictureBox1.Image.Dispose();
                    pictureBox1.Image = null;
                }
                this.pictureBox1.Image = temp;
            }
        }

        public void VideoFrameCaptrue2(Bitmap img)
        {
            Bitmap temp = ((Bitmap)img).Clone(new Rectangle(0, 0, img.Width, img.Height), img.PixelFormat);
            if (this.InvokeRequired)
            {
                this.pictureBox2.BeginInvoke(new MethodInvoker(delegate ()
                {
                    if (pictureBox2.Image != null)
                    {
                        pictureBox2.Image.Dispose();
                        pictureBox2.Image = null;
                    }
                    this.pictureBox2.Image = temp;
                }));
            }
            else
            {
                if (pictureBox2.Image != null)
                {
                    pictureBox2.Image.Dispose();
                    pictureBox2.Image = null;
                }
                this.pictureBox2.Image = temp;
            }
        }

        private void Form2_FormClosing(object sender, FormClosingEventArgs e)
        {
            //退出時釋放資源
            if (camera1 != null)
            {
                camera1.Close();
                camera1.Dispose();
                camera1 = null;
            }

            if (camera2 != null)
            {
                camera2.Close();
                camera2.Dispose();
                camera2 = null;
            }

            if (cameraMgr != null)
            {
                cameraMgr.Dispose();
                cameraMgr = null;
            }
        }

        #endregion

        #region 屬性設置面板

        private void Button1_Click(object sender, EventArgs e)
        {
            if (camera1 != null)
            {
                //顯示設置對話框
                camera1.ShowPropertyPage();
            }
        }

        private void Button2_Click(object sender, EventArgs e)
        {
            if (camera2 != null)
            {
                //顯示設置對話框
                camera2.ShowPropertyPage();
            }
        }
        #endregion

        #region 版權
        private void button5_Click(object sender, EventArgs e)
        {
            System.Diagnostics.Process.Start("http://sharpcamera.zzsgzn.com/?MultiCameraDemo");
        }

        private void button4_Click(object sender, EventArgs e)
        {
            System.Diagnostics.Process.Start("http://www.zzsgzn.com/?MultiCameraDemo");
        }

        private void button3_Click(object sender, EventArgs e)
        {
            System.Diagnostics.Process.Start("http://wpa.qq.com/msgrd?v=3&uin=3535600244&site=qq&menu=yes");
        }

        #endregion

        #region 亮度
        private void btnBrightness1_Click(object sender, EventArgs e)
        {
            if (camera1 != null)
            {
                //獲取亮度的屬性對象
                CameraProperty brightnessPro = camera1.Brightness;

                //調整其值到最大值，也可以指定爲其他合法值
                brightnessPro.Current = brightnessPro.Max;
            }
        }

        private void btnBrightness2_Click(object sender, EventArgs e)
        {
            if (camera1 != null)
            {
                //獲取亮度的屬性對象
                CameraProperty brightnessPro = camera1.Brightness;

                //調整其值到最小值，也可以指定爲其他合法值
                brightnessPro.Current = brightnessPro.Min;
            }
        }

        private void btnBrightness3_Click(object sender, EventArgs e)
        {
            if (camera1 != null)
            {
                //獲取亮度的屬性對象
                CameraProperty brightnessPro = camera1.Brightness;

                //調整其值到默認值，也可以指定爲其他合法值
                brightnessPro.Current = brightnessPro.Default;
            }
        }

        //下邊爲第二個攝像頭的亮度控制

        private void Button11_Click(object sender, EventArgs e)
        {
            if (camera2 != null)
            {
                //獲取亮度的屬性對象
                CameraProperty brightnessPro = camera2.Brightness;

                //調整其值到最大值，也可以指定爲其他合法值
                brightnessPro.Current = brightnessPro.Max;
            }
        }

        private void Button12_Click(object sender, EventArgs e)
        {
            if (camera2 != null)
            {
                //獲取亮度的屬性對象
                CameraProperty brightnessPro = camera2.Brightness;

                //調整其值到最小值，也可以指定爲其他合法值
                brightnessPro.Current = brightnessPro.Min;
            }
        }

        private void Button21_Click(object sender, EventArgs e)
        {
            if (camera2 != null)
            {
                //獲取亮度的屬性對象
                CameraProperty brightnessPro = camera2.Brightness;

                //調整其值到默認值，也可以指定爲其他合法值
                brightnessPro.Current = brightnessPro.Default;
            }
        }
        #endregion

    }
}