如何检查行程和行程Fileuploader中图像的宽度 [英] How to check the legth& width of an image in fileuploader

问题描述

如果我们使用fileuploader上传图像，我想检查图像的高度和宽度.我想保存图像，如果它的尺寸为677x100,496x255和126px×129px ...我该如何检查高度和宽度....我想根据条件给出此尺寸....

I want to check the image height and width if we upload an image using fileuploader..i want to allow the image to save, if it having dimensions like 677x100,496x255 and 126px × 129px... how can i check the height and width ....i want to give this dimensions according to the conditions....

推荐答案

在保存图像之前调用此函数

Call this function just before saving the image

public bool ValidateFileDimensions()
 {
   using (System.Drawing.Image myImage = System.Drawing.Image.FromStream(FileUpload1.PostedFile.InputStream))
   {
     return (myImage.Height == height && myImage.Width == width);
   }
 }

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