ASP.NET

{
                          image = new byte[len];
                          updFIle.PostedFile.InputStream.Read(image, 0, len);



                          ImageUtility objImage = new ImageUtility();
                          timage = objImage.UpdateGalleryphoto(filemime, len, image, 100, 100);

                          filename = updFIle.FileName;
                          BL.clsAdmin obj = new BL.clsAdmin();
                          //DataTable dt = obj.uploadImage(Request.QueryString["prop"].ToString(), image, timage, txtCaption.Text, filename, filemime);

public byte[] UpdateGalleryphoto(String strImageType, int len, byte[] thumbnail, int height,int width)
        {
            byte[] Thumbpic = null;
            try
            {
                int EH = 75; // Max height of thumbnail
                int EW = 100;//= 100; // Max width  of thumbnail
                Thumbpic = new byte[len];
                MemoryStream stream = new MemoryStream(thumbnail);
                Bitmap bmp = (Bitmap)System.Drawing.Image.FromStream(stream);
                int w = bmp.Width;
                int h = bmp.Height;
                bool bImage = false;
                // Adjust hegith or width  on basic of width or height whichever is greater on same ratio

                if (height >= h && width >= w)
                {
                    return thumbnail;
                }

                if (h >height)
                {
                    EW = (EH * w) / h;
                }
                else
                {
                    EH = (EW * h) / w;
                }  
                
                Thumbpic = ModifyImage(thumbnail, EW, EH, strImageType, bImage);
               

            }
            catch (Exception ex)
            {
                throw ex;
            }

            return Thumbpic;

        }

Bitmap bmp = (Bitmap)System.Drawing.Image.FromStream(stream);

shikhanirankari wrote:

i can't understand where to start.can anybody help.

shikhanirankari wrote:

will have to analyze that data n give decision what kind of changes or the consistency a soil follows.