C#屏幕录制图像处理:(包含鼠标图像录制)

C#屏幕录制图像处理:(包含鼠标图像录制)

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 System.Runtime.InteropServices;
using System.Threading;
using System.IO;


namespace WindowsFormsApp4
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private Bitmap _cacheBmp;
        private Bitmap _bmp;
        private Graphics g;
      

        [DllImport("user32.dll")]
        static extern bool GetCursorInfo(out CURSORINFO pci);

        private const Int32 CURSOR_SHOWING = 0x00000001;
        [StructLayout(LayoutKind.Sequential)]
        struct POINT
        {
            public Int32 x;
            public Int32 y;
        }
        [StructLayout(LayoutKind.Sequential)]
        struct CURSORINFO
        {
            public Int32 cbSize;
            public Int32 flags;
            public IntPtr hCursor;
            public POINT ptScreenPos;
        }


        private void button1_Click(object sender, EventArgs e)
        {
            _bmp = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
            _cacheBmp = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
            g = Graphics.FromImage(_bmp);
            g.CopyFromScreen(0, 0, 0, 0, Screen.PrimaryScreen.Bounds.Size);
            
            CURSORINFO pci;
            pci.cbSize = Marshal.SizeOf(typeof(CURSORINFO));
            GetCursorInfo(out pci);

            System.Windows.Forms.Cursor cur = new System.Windows.Forms.Cursor(pci.hCursor);
            cur.Draw(g, new Rectangle(System.Windows.Forms.Cursor.Position.X - 10, System.Windows.Forms.Cursor.Position.Y - 10, cur.Size.Width, cur.Size.Height));

            pictureBox1.Image = _bmp;
        }
    }
}

先获取全屏图像后，然后找到鼠标的位置，后将鼠标画上去，在显示出来
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