using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace BYS2012
{
public partial class Form6 : Form
{
public Form6()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
Image.GetThumbnailImageAbort myCallback = new Image.GetThumbnailImageAbort(ThumbnailCallback);
Bitmap myBitmap = new Bitmap("D:\\pqimg\\" + "IMG_2537.jpg");
int y = (int)1440 * myBitmap.Height / myBitmap.Width;
Image myThumbnail = myBitmap.GetThumbnailImage(1440,y, myCallback, IntPtr.Zero);
myThumbnail.Save("D:\\pqimg2\\" + "IMG_2537.jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
MessageBox.Show("ok");
}
public bool ThumbnailCallback()
{
return false;
}
}
}