jisco_winform_wzjl/CarMeterSystem/frmVoice.cs

using CarMeterSystem.OptionCls;
using Common;
using MeterPlugInLibrary;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace CarMeterSystem
{
    public partial class frmVoice : Form
    {
        public frmVoice()
        {
            InitializeComponent();
        }

        List<CamerEs> lc = new List<CamerEs>();
        private void LoadVoice(List<loginParam> lt) 
        {
            int i = 1;
            foreach (loginParam lp in lt) 
            {
                //最多载入4个摄像头，因为这边截图最多4摄像头带1屏幕图
                if (i > 4) break;

                CamerEs c = new CamerEs(lp);
                PictureBox pb = new PictureBox();
                pb.Name = $"pb{i++}";
                pb.Width = AppConfigCache.imgWidth;
                pb.Height = Convert.ToInt32(AppConfigCache.imgWidth / 1.8);
                //pb.BackColor = Color.Black;
                pb.Dock = DockStyle.Top;
                flowLayoutPanel1.Controls.Add(pb);
                c.Login(pb);
                lc.Add(c);
            }
        }

        public void LogOut() 
        {
            foreach (CamerEs lp in lc) 
            {
                lp.LoginOut();
            }
        }



        /// <summary>
        /// 传入了值，则按传入的路径及Ip进行截图，否则则全部截图
        /// </summary>
        /// <param name="imgUrl"></param>
        /// <param name="ip"></param>
        public void CapturePictrue(string actualFirstNo,Form fm, string imgUrl = default, string ip = default)
        {
            //*
            this.TopMost = true;
            Thread.Sleep(1000);
            //*
            int i = 1;
            foreach (Control cn in flowLayoutPanel1.Controls) 
            {
                if (cn.Name.Contains("pb")) 
                {
                    //截屏的方式只截取第一个摄像头的图片
                    if (i == 1)
                    {
                        PictureBox pb = (PictureBox)cn;
                        Bitmap bit = new Bitmap(800, 450);//实例化一个和窗体一样大的bitmap
                        Graphics g = Graphics.FromImage(bit);
                        g.CompositingQuality = CompositingQuality.HighQuality;//质量设为最高 HighQuality
                        g.CopyFromScreen(pb.Left, pb.Top, 0, 0, new Size(800, 450));//保存整个窗体为图片       
                        bit.Save($"{PbCache.path}/imgShort/formalImg/{PbCache.sportInfo.baseSpotNo}_C{actualFirstNo}_{i}.jpg");//默认保存格式为PNG，保存成jpg格式质量不是很好
                        bit.Dispose();

                        this.TopMost = false;
                        fm.TopMost = true;
                    }
                    else 
                    {
                        //_ = BeginInvoke(new Action(() => {
                        //    lc[i - 1].CapturePictrue($"{PbCache.path}/imgShort/formalImg/{PbCache.sportInfo.baseSpotNo}_C{actualFirstNo}_{i}.jpg");
                        //}));
                        lc[i - 1].CapturePictrue2($"{PbCache.path}/imgShort/formalImg/{PbCache.sportInfo.baseSpotNo}_C{actualFirstNo}_{i}.jpg");
                    }
                    if (i < flowLayoutPanel1.Controls.Count) i++;
                }
            }
            //*/
        }


        internal void LoadVoiceInfo() 
        {
            List<MeterBaseVideoChild> lt = PbCache.videoChild;
            List<loginParam> lp = new List<loginParam>();
            foreach (MeterBaseVideoChild t in lt)
            {
                lp.Add(new loginParam { ip = t.p_ip, port = int.Parse(t.vdo_port), userId = t.vdo_user, pwd = t.vdo_pwd });
            }
            LoadVoice(lp);
            //this.Hide();
        }


        private void frmVoice_FormClosing(object sender, FormClosingEventArgs e)
        {
            try
            {
                LogOut();
            }
            catch { }
        }
    }
}