使用C＃调整图像大小 [英] Resizing Image using C#

问题描述

我正在尝试调整文件夹中的图像大小。我使用的代码是这个

Hi, I am trying to resize an image in a folder. The code am using is this

string logoUrl = HttpContext.Current.Server.MapPath("DeviceLogo");
                System.Drawing.Image SourceLogo = System.Drawing.Image.FromFile(logoUrl + @"\" + objDevice.FileName);

                //Create a logo for this device and reseller/client business              
                Bitmap newImage = new Bitmap(objDevice.LogoWidth, objDevice.LogoHeight, PixelFormat.Format24bppRgb);
                using (Graphics graphics = Graphics.FromImage(newImage))
                {
                    graphics.CompositingQuality = CompositingQuality.HighQuality;
                    graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
                    graphics.SmoothingMode = SmoothingMode.HighQuality;
                    graphics.DrawImage(SourceLogo, 0, 0, objDevice.LogoWidth, objDevice.LogoHeight);
                }
                string filepath = HttpContext.Current.Server.MapPath("DeviceLogo");                

                //Save the resized image                
                newImage.Save(filepath + objDevice.FileName);

但它没有工作。图像没有调整大小可以任意请帮助!!

But its not working.The image is not getting resized Can anyine please help!!

推荐答案

参考一些CP文章：

C＃：图像调整大小，转换和保存 [ ^ ]

使用C＃动态调整图像大小 [ ^ ]

Refer some CP articles:
C#: Image resize, convert, and save[^]
Resizing image dynamically using C#[^]

这篇关于使用C＃调整图像大小的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！